From d0703775221dc25613f6b81cbe151b54db6cc66c Mon Sep 17 00:00:00 2001 From: Trygve Laugstøl Date: Sun, 25 Mar 2012 17:46:26 +0200 Subject: Board, rev A. --- firmware/LUFA/Drivers/USB/Class/Host/CDC.c | 465 +++++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/CDC.h | 334 +++++++++++ firmware/LUFA/Drivers/USB/Class/Host/HID.c | 387 +++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/HID.h | 316 +++++++++++ firmware/LUFA/Drivers/USB/Class/Host/HIDParser.c | 361 ++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/HIDParser.h | 356 ++++++++++++ .../LUFA/Drivers/USB/Class/Host/HIDReportData.h | 142 +++++ firmware/LUFA/Drivers/USB/Class/Host/MIDI.c | 215 +++++++ firmware/LUFA/Drivers/USB/Class/Host/MIDI.h | 201 +++++++ firmware/LUFA/Drivers/USB/Class/Host/MassStorage.c | 629 +++++++++++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/MassStorage.h | 344 +++++++++++ firmware/LUFA/Drivers/USB/Class/Host/Printer.c | 392 +++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/Printer.h | 282 +++++++++ firmware/LUFA/Drivers/USB/Class/Host/RNDIS.c | 480 ++++++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/RNDIS.h | 290 ++++++++++ firmware/LUFA/Drivers/USB/Class/Host/StillImage.c | 443 +++++++++++++++ firmware/LUFA/Drivers/USB/Class/Host/StillImage.h | 331 +++++++++++ 17 files changed, 5968 insertions(+) create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/CDC.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/CDC.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/HID.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/HID.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/HIDParser.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/HIDParser.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/HIDReportData.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/MIDI.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/MIDI.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/MassStorage.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/MassStorage.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/Printer.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/Printer.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/RNDIS.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/RNDIS.h create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/StillImage.c create mode 100644 firmware/LUFA/Drivers/USB/Class/Host/StillImage.h (limited to 'firmware/LUFA/Drivers/USB/Class/Host') diff --git a/firmware/LUFA/Drivers/USB/Class/Host/CDC.c b/firmware/LUFA/Drivers/USB/Class/Host/CDC.c new file mode 100644 index 0000000..e48d487 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/CDC.c @@ -0,0 +1,465 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_CDC_DRIVER +#define __INCLUDE_FROM_CDC_HOST_C +#include "CDC.h" + +uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Endpoint_t* NotificationEndpoint = NULL; + USB_Descriptor_Interface_t* CDCControlInterface = NULL; + + memset(&CDCInterfaceInfo->State, 0x00, sizeof(CDCInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return CDC_ENUMERROR_InvalidConfigDescriptor; + + while (!(DataINEndpoint) || !(DataOUTEndpoint) || !(NotificationEndpoint)) + { + if (!(CDCControlInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_CDC_Host_NextCDCInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (NotificationEndpoint) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_CDC_Host_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return CDC_ENUMERROR_NoCompatibleInterfaceFound; + } + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + } + else + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_CDC_Host_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return CDC_ENUMERROR_NoCompatibleInterfaceFound; + } + + CDCControlInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + NotificationEndpoint = NULL; + } + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + { + if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT) + NotificationEndpoint = EndpointData; + else + DataINEndpoint = EndpointData; + } + else + { + DataOUTEndpoint = EndpointData; + } + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == CDCInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + CDCInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + CDCInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == CDCInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + CDCInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + CDCInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + } + else if (PipeNum == CDCInterfaceInfo->Config.NotificationPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN, + NotificationEndpoint->EndpointAddress, NotificationEndpoint->EndpointSize, + CDCInterfaceInfo->Config.NotificationPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + Pipe_SetInterruptPeriod(NotificationEndpoint->PollingIntervalMS); + + CDCInterfaceInfo->State.NotificationPipeSize = NotificationEndpoint->EndpointSize; + } + } + + CDCInterfaceInfo->State.ControlInterfaceNumber = CDCControlInterface->InterfaceNumber; + CDCInterfaceInfo->State.ControlLineStates.HostToDevice = (CDC_CONTROL_LINE_OUT_RTS | CDC_CONTROL_LINE_OUT_DTR); + CDCInterfaceInfo->State.ControlLineStates.DeviceToHost = (CDC_CONTROL_LINE_IN_DCD | CDC_CONTROL_LINE_IN_DSR); + CDCInterfaceInfo->State.IsActive = true; + + return CDC_ENUMERROR_NoError; +} + +static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == CDC_CSCP_CDCClass) && + (Interface->SubClass == CDC_CSCP_ACMSubclass) && + (Interface->Protocol == CDC_CSCP_ATCommandProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == CDC_CSCP_CDCDataClass) && + (Interface->SubClass == CDC_CSCP_NoDataSubclass) && + (Interface->Protocol == CDC_CSCP_NoDataProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); + + if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) && + !(Pipe_IsEndpointBound(Endpoint->EndpointAddress))) + { + return DESCRIPTOR_SEARCH_Found; + } + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive)) + return; + + Pipe_SelectPipe(CDCInterfaceInfo->Config.NotificationPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsINReceived()) + { + USB_Request_Header_t Notification; + Pipe_Read_Stream_LE(&Notification, sizeof(USB_Request_Header_t), NO_STREAM_CALLBACK); + + if ((Notification.bRequest == CDC_NOTIF_SerialState) && + (Notification.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))) + { + Pipe_Read_Stream_LE(&CDCInterfaceInfo->State.ControlLineStates.DeviceToHost, + sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost), + NO_STREAM_CALLBACK); + + Pipe_ClearIN(); + + EVENT_CDC_Host_ControLineStateChanged(CDCInterfaceInfo); + } + else + { + Pipe_ClearIN(); + } + } + + Pipe_Freeze(); + + #if !defined(NO_CLASS_DRIVER_AUTOFLUSH) + CDC_Host_Flush(CDCInterfaceInfo); + #endif +} + +uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = CDC_REQ_SetLineEncoding, + .wValue = 0, + .wIndex = CDCInterfaceInfo->State.ControlInterfaceNumber, + .wLength = sizeof(CDCInterfaceInfo->State.LineEncoding), + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(&CDCInterfaceInfo->State.LineEncoding); +} + +uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = CDC_REQ_SetControlLineState, + .wValue = CDCInterfaceInfo->State.ControlLineStates.HostToDevice, + .wIndex = CDCInterfaceInfo->State.ControlInterfaceNumber, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(NULL); +} + +uint8_t CDC_Host_SendBreak(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const uint8_t Duration) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = CDC_REQ_SendBreak, + .wValue = Duration, + .wIndex = CDCInterfaceInfo->State.ControlInterfaceNumber, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(NULL); +} + +uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const char* const Data, + const uint16_t Length) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); + + Pipe_Unfreeze(); + ErrorCode = Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK); + Pipe_Freeze(); + + return ErrorCode; +} + +uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const uint8_t Data) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (!(Pipe_IsReadWriteAllowed())) + { + Pipe_ClearOUT(); + + if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) + return ErrorCode; + } + + Pipe_Write_Byte(Data); + Pipe_Freeze(); + + return PIPE_READYWAIT_NoError; +} + +uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive)) + return 0; + + Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsINReceived()) + { + if (!(Pipe_BytesInPipe())) + { + Pipe_ClearIN(); + Pipe_Freeze(); + return 0; + } + else + { + Pipe_Freeze(); + return Pipe_BytesInPipe(); + } + } + else + { + Pipe_Freeze(); + + return 0; + } +} + +int16_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive)) + return -1; + + int16_t ReceivedByte = -1; + + Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsINReceived()) + { + if (Pipe_BytesInPipe()) + ReceivedByte = Pipe_Read_Byte(); + + if (!(Pipe_BytesInPipe())) + Pipe_ClearIN(); + } + + Pipe_Freeze(); + + return ReceivedByte; +} + +uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (!(Pipe_BytesInPipe())) + return PIPE_READYWAIT_NoError; + + bool BankFull = !(Pipe_IsReadWriteAllowed()); + + Pipe_ClearOUT(); + + if (BankFull) + { + if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + } + + Pipe_Freeze(); + + return PIPE_READYWAIT_NoError; +} + +void CDC_Host_CreateStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + FILE* const Stream) +{ + *Stream = (FILE)FDEV_SETUP_STREAM(CDC_Host_putchar, CDC_Host_getchar, _FDEV_SETUP_RW); + fdev_set_udata(Stream, CDCInterfaceInfo); +} + +void CDC_Host_CreateBlockingStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + FILE* const Stream) +{ + *Stream = (FILE)FDEV_SETUP_STREAM(CDC_Host_putchar, CDC_Host_getchar_Blocking, _FDEV_SETUP_RW); + fdev_set_udata(Stream, CDCInterfaceInfo); +} + +static int CDC_Host_putchar(char c, + FILE* Stream) +{ + return CDC_Host_SendByte((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream), c) ? _FDEV_ERR : 0; +} + +static int CDC_Host_getchar(FILE* Stream) +{ + int16_t ReceivedByte = CDC_Host_ReceiveByte((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream)); + + if (ReceivedByte < 0) + return _FDEV_EOF; + + return ReceivedByte; +} + +static int CDC_Host_getchar_Blocking(FILE* Stream) +{ + int16_t ReceivedByte; + + while ((ReceivedByte = CDC_Host_ReceiveByte((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream))) < 0) + { + if (USB_HostState == HOST_STATE_Unattached) + return _FDEV_EOF; + + CDC_Host_USBTask((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream)); + USB_USBTask(); + } + + return ReceivedByte; +} + +void CDC_Host_Event_Stub(void) +{ + +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/CDC.h b/firmware/LUFA/Drivers/USB/Class/Host/CDC.h new file mode 100644 index 0000000..fdbc7ae --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/CDC.h @@ -0,0 +1,334 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB CDC Class driver. + * + * Host mode driver for the library USB CDC Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassCDC + * @defgroup Group_USBClassCDCHost CDC Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/CDC.c (Makefile source module name: LUFA_SRC_USBCLASS) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the CDC USB Class driver. + * + * @{ + */ + +#ifndef __CDC_CLASS_HOST_H__ +#define __CDC_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/CDC.h" + + #include + #include + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_CDC_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_CDC_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + /* Public Interface - May be used in end-application: */ + /* Type Defines: */ + /** \brief CDC Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the CDC class driver functions as the CDCInterfaceInfo parameter. This + * stores each CDC interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the CDC interface's IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the CDC interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the CDC interface's OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the CDC interface's OUT data pipe should use double banking. */ + + uint8_t NotificationPipeNumber; /**< Pipe number of the CDC interface's IN notification endpoint, if used. */ + bool NotificationPipeDoubleBank; /**< Indicates if the CDC interface's notification pipe should use double banking. */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref CDC_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t ControlInterfaceNumber; /**< Interface index of the CDC-ACM control interface within the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the CDC interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the CDC interface's OUT data pipe. */ + uint16_t NotificationPipeSize; /**< Size in bytes of the CDC interface's IN notification pipe, if used. */ + + struct + { + uint8_t HostToDevice; /**< Control line states from the host to device, as a set of CDC_CONTROL_LINE_OUT_* + * masks - to notify the device of changes to these values, call the + * \ref CDC_Host_SendControlLineStateChange() function. + */ + uint8_t DeviceToHost; /**< Control line states from the device to host, as a set of CDC_CONTROL_LINE_IN_* + * masks. This value is updated each time \ref CDC_Host_USBTask() is called. + */ + } ControlLineStates; /**< Current states of the virtual serial port's control lines between the device and host. */ + + CDC_LineEncoding_t LineEncoding; /**< Line encoding used in the virtual serial port, for the device's information. + * This is generally only used if the virtual serial port data is to be + * reconstructed on a physical UART. When set by the host application, the + * \ref CDC_Host_SetLineEncoding() function must be called to push the changes + * to the device. + */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_CDC_Host_t; + + /* Enums: */ + /** Enum for the possible error codes returned by the \ref CDC_Host_ConfigurePipes() function. */ + enum CDC_Host_EnumerationFailure_ErrorCodes_t + { + CDC_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + CDC_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + CDC_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible CDC interface was not found in the device's Configuration Descriptor. */ + }; + + /* Function Prototypes: */ + /** General management task for a given CDC host class interface, required for the correct operation of the interface. This should + * be called frequently in the main program loop, before the master USB management task \ref USB_USBTask(). + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing an CDC Class host configuration and state. + */ + void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Host interface configuration routine, to configure a given CDC host interface instance using the Configuration + * Descriptor read from an attached USB device. This function automatically updates the given CDC Host instance's + * state values and configures the pipes required to communicate with the interface if it is found within the device. + * This should be called once after the stack has enumerated the attached device, while the host state machine is in + * the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing an CDC Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref CDC_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Sets the line encoding for the attached device's virtual serial port. This should be called when the LineEncoding + * values of the interface have been changed to push the new settings to the USB device. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends a Serial Control Line State Change notification to the device. This should be called when the virtual serial + * control lines (DTR, RTS, etc.) have changed states. Line states persist until they are cleared via a second + * notification. This should be called each time the CDC class driver's ControlLineStates.HostToDevice value is updated + * to push the new states to the USB device. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends a Send Break request to the device. This is generally used to separate data data or to indicate a special condition + * to the receiving device. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * \param[in] Duration Duration of the break, in milliseconds. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t CDC_Host_SendBreak(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const uint8_t Duration) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends a given string to the attached USB device, if connected. If a device is not connected when the function is called, the + * string is discarded. Bytes will be queued for transmission to the device until either the pipe bank becomes full, or the + * \ref CDC_Host_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be + * packed into a single pipe packet, increasing data throughput. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * \param[in] Data Pointer to the string to send to the device. + * \param[in] Length Size in bytes of the string to send to the device. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const char* const Data, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Sends a given byte to the attached USB device, if connected. If a device is not connected when the function is called, the + * byte is discarded. Bytes will be queued for transmission to the device until either the pipe bank becomes full, or the + * \ref CDC_Host_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be + * packed into a single pipe packet, increasing data throughput. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * \param[in] Data Byte of data to send to the device. + * + * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum. + */ + uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const uint8_t Data) ATTR_NON_NULL_PTR_ARG(1); + + /** Determines the number of bytes received by the CDC interface from the device, waiting to be read. This indicates the number + * of bytes in the IN pipe bank only, and thus the number of calls to \ref CDC_Host_ReceiveByte() which are guaranteed to succeed + * immediately. If multiple bytes are to be received, they should be buffered by the user application, as the pipe bank will not be + * released back to the USB controller until all bytes are read. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * + * \return Total number of buffered bytes received from the device. + */ + uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Reads a byte of data from the device. If no data is waiting to be read of if a USB device is not connected, the function + * returns a negative value. The \ref CDC_Host_BytesReceived() function may be queried in advance to determine how many bytes + * are currently buffered in the CDC interface's data receive pipe. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * + * \return Next received byte from the device, or a negative value if no data received. + */ + int16_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Flushes any data waiting to be sent, ensuring that the send buffer is cleared. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * + * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum. + */ + uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Creates a standard character stream for the given CDC Device instance so that it can be used with all the regular + * functions in the avr-libc library that accept a FILE stream as a destination (e.g. fprintf). The created + * stream is bidirectional and can be used for both input and output functions. + * + * \note The created stream can be given as stdout if desired to direct the standard output from all functions + * to the given CDC interface. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state. + * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed. + */ + void CDC_Host_CreateStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + FILE* const Stream); + + /** Identical to CDC_Host_CreateStream(), except that reads are blocking until the calling stream function terminates + * the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state. + * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed. + */ + void CDC_Host_CreateBlockingStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + FILE* const Stream); + + /** CDC class driver event for a control line state change on a CDC host interface. This event fires each time the device notifies + * the host of a control line state change (containing the virtual serial control line states, such as DCD) and may be hooked in the + * user program by declaring a handler function with the same name and parameters listed here. The new control line states + * are available in the ControlLineStates.DeviceToHost value inside the CDC host interface structure passed as a parameter, set as + * a mask of CDC_CONTROL_LINE_IN_* masks. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + */ + void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_CDC_HOST_C) + static int CDC_Host_putchar(char c, + FILE* Stream) ATTR_NON_NULL_PTR_ARG(2); + static int CDC_Host_getchar(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1); + static int CDC_Host_getchar_Blocking(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1); + + void CDC_Host_Event_Stub(void); + void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) + ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Host_Event_Stub); + + static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/HID.c b/firmware/LUFA/Drivers/USB/Class/Host/HID.c new file mode 100644 index 0000000..bb10ee2 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/HID.c @@ -0,0 +1,387 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_HID_DRIVER +#define __INCLUDE_FROM_HID_HOST_C +#include "HID.h" + +uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Interface_t* HIDInterface = NULL; + USB_HID_Descriptor_HID_t* HIDDescriptor = NULL; + + memset(&HIDInterfaceInfo->State, 0x00, sizeof(HIDInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return HID_ENUMERROR_InvalidConfigDescriptor; + + while (!(DataINEndpoint) || !(DataOUTEndpoint)) + { + if (!(HIDInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_HID_Host_NextHIDInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (DataINEndpoint || DataOUTEndpoint) + break; + + do + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_HID_Host_NextHIDInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return HID_ENUMERROR_NoCompatibleInterfaceFound; + } + + HIDInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + } while (HIDInterfaceInfo->Config.HIDInterfaceProtocol && + (HIDInterface->Protocol != HIDInterfaceInfo->Config.HIDInterfaceProtocol)); + + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_HID_Host_NextHID) != DESCRIPTOR_SEARCH_COMP_Found) + { + return HID_ENUMERROR_NoCompatibleInterfaceFound; + } + + HIDDescriptor = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_HID_Descriptor_HID_t); + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + DataINEndpoint = EndpointData; + else + DataOUTEndpoint = EndpointData; + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == HIDInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + HIDInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + Pipe_SetInterruptPeriod(DataINEndpoint->PollingIntervalMS); + + HIDInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == HIDInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + HIDInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + Pipe_SetInterruptPeriod(DataOUTEndpoint->PollingIntervalMS); + + HIDInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + HIDInterfaceInfo->State.DeviceUsesOUTPipe = true; + } + } + + HIDInterfaceInfo->State.InterfaceNumber = HIDInterface->InterfaceNumber; + HIDInterfaceInfo->State.HIDReportSize = HIDDescriptor->HIDReportLength; + HIDInterfaceInfo->State.SupportsBootProtocol = (HIDInterface->SubClass != HID_CSCP_NonBootProtocol); + HIDInterfaceInfo->State.LargestReportSize = 8; + HIDInterfaceInfo->State.IsActive = true; + + return HID_ENUMERROR_NoError; +} + +static uint8_t DCOMP_HID_Host_NextHIDInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if (Interface->Class == HID_CSCP_HIDClass) + return DESCRIPTOR_SEARCH_Found; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_HID_Host_NextHID(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == HID_DTYPE_HID) + return DESCRIPTOR_SEARCH_Found; + else if (Header->Type == DTYPE_Interface) + return DESCRIPTOR_SEARCH_Fail; + else + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_HID_Host_NextHIDInterfaceEndpoint(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + if (!(Pipe_IsEndpointBound(Endpoint->EndpointAddress))) + return DESCRIPTOR_SEARCH_Found; + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) +uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + const uint8_t ReportID, + void* Buffer) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = HID_REQ_SetReport, + .wValue = ((HID_REPORT_ITEM_In + 1) << 8) | ReportID, + .wIndex = HIDInterfaceInfo->State.InterfaceNumber, + .wLength = USB_GetHIDReportSize(HIDInterfaceInfo->Config.HIDParserData, ReportID, HID_REPORT_ITEM_In), + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(Buffer); +} +#endif + +uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + void* Buffer) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(HIDInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + uint16_t ReportSize; + uint8_t* BufferPos = Buffer; + +#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + if (!(HIDInterfaceInfo->State.UsingBootProtocol)) + { + uint8_t ReportID = 0; + + if (HIDInterfaceInfo->Config.HIDParserData->UsingReportIDs) + { + ReportID = Pipe_Read_Byte(); + *(BufferPos++) = ReportID; + } + + ReportSize = USB_GetHIDReportSize(HIDInterfaceInfo->Config.HIDParserData, ReportID, HID_REPORT_ITEM_In); + } + else +#endif + { + ReportSize = Pipe_BytesInPipe(); + } + + if ((ErrorCode = Pipe_Read_Stream_LE(BufferPos, ReportSize, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearIN(); + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, +#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + const uint8_t ReportID, +#endif + const uint8_t ReportType, + void* Buffer, + const uint16_t ReportSize) +{ +#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive)) + return false; + + if (HIDInterfaceInfo->State.DeviceUsesOUTPipe && (ReportType == HID_REPORT_ITEM_Out)) + { + uint8_t ErrorCode; + + Pipe_SelectPipe(HIDInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (ReportID) + Pipe_Write_Stream_LE(&ReportID, sizeof(ReportID), NO_STREAM_CALLBACK); + + if ((ErrorCode = Pipe_Write_Stream_LE(Buffer, ReportSize, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; + } + else +#endif + { + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = HID_REQ_SetReport, +#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + .wValue = ((ReportType + 1) << 8) | ReportID, +#else + .wValue = ((ReportType + 1) << 8), +#endif + .wIndex = HIDInterfaceInfo->State.InterfaceNumber, + .wLength = ReportSize, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(Buffer); + } +} + +bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive)) + return false; + + bool ReportReceived; + + Pipe_SelectPipe(HIDInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + ReportReceived = Pipe_IsINReceived(); + + Pipe_Freeze(); + + return ReportReceived; +} + +uint8_t HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) +{ + uint8_t ErrorCode; + + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = HID_REQ_SetProtocol, + .wValue = 0, + .wIndex = HIDInterfaceInfo->State.InterfaceNumber, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + if (!(HIDInterfaceInfo->State.SupportsBootProtocol)) + return HID_ERROR_LOGICAL; + + if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + + HIDInterfaceInfo->State.LargestReportSize = 8; + HIDInterfaceInfo->State.UsingBootProtocol = true; + + return HOST_SENDCONTROL_Successful; +} + +#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) +uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) +{ + uint8_t ErrorCode; + + uint8_t HIDReportData[HIDInterfaceInfo->State.HIDReportSize]; + + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_INTERFACE), + .bRequest = REQ_GetDescriptor, + .wValue = (HID_DTYPE_Report << 8), + .wIndex = HIDInterfaceInfo->State.InterfaceNumber, + .wLength = HIDInterfaceInfo->State.HIDReportSize, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + if ((ErrorCode = USB_Host_SendControlRequest(HIDReportData)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + + if (HIDInterfaceInfo->State.UsingBootProtocol) + { + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = HID_REQ_SetProtocol, + .wValue = 1, + .wIndex = HIDInterfaceInfo->State.InterfaceNumber, + .wLength = 0, + }; + + if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + + HIDInterfaceInfo->State.UsingBootProtocol = false; + } + + if (HIDInterfaceInfo->Config.HIDParserData == NULL) + return HID_ERROR_LOGICAL; + + if ((ErrorCode = USB_ProcessHIDReport(HIDReportData, HIDInterfaceInfo->State.HIDReportSize, + HIDInterfaceInfo->Config.HIDParserData)) != HID_PARSE_Successful) + { + return HID_ERROR_LOGICAL | ErrorCode; + } + + uint8_t LargestReportSizeBits = HIDInterfaceInfo->Config.HIDParserData->LargestReportSizeBits; + HIDInterfaceInfo->State.LargestReportSize = (LargestReportSizeBits >> 3) + ((LargestReportSizeBits & 0x07) != 0); + + return 0; +} +#endif + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/HID.h b/firmware/LUFA/Drivers/USB/Class/Host/HID.h new file mode 100644 index 0000000..200cbda --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/HID.h @@ -0,0 +1,316 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB HID Class driver. + * + * Host mode driver for the library USB HID Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassHID + * @defgroup Group_USBClassHIDHost HID Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/HID.c (Makefile source module name: LUFA_SRC_USBCLASS) + * - LUFA/Drivers/USB/Class/Host/HIDParser.c (Makefile source module name: LUFA_SRC_USB) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the HID USB Class driver. + * + * @{ + */ + +#ifndef __HID_CLASS_HOST_H__ +#define __HID_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/HID.h" + #include "HIDParser.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_HID_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_HID_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + + /* Public Interface - May be used in end-application: */ + /* Macros: */ + /** Error code for some HID Host functions, indicating a logical (and not hardware) error. */ + #define HID_ERROR_LOGICAL 0x80 + + /* Type Defines: */ + /** \brief HID Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the HID class driver functions as the HIDInterfaceInfo parameter. This + * stores each HID interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the HID interface's IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the HID interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the HID interface's OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the HID interface's OUT data pipe should use double banking. */ + + uint8_t HIDInterfaceProtocol; /**< HID interface protocol value to match against if a specific + * boot subclass protocol is required, a protocol value from the + * \ref HID_Descriptor_ClassSubclassProtocol_t enum. + */ + #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + HID_ReportInfo_t* HIDParserData; /**< HID parser data to store the parsed HID report data, when boot protocol + * is not used. + * + * \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, + * this method is unavailable. + */ + #endif + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref HID_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t InterfaceNumber; /**< Interface index of the HID interface within the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the HID interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the HID interface's OUT data pipe. */ + + bool SupportsBootProtocol; /**< Indicates if the current interface instance supports the HID Boot + * Protocol when enabled via \ref HID_Host_SetBootProtocol(). + */ + bool DeviceUsesOUTPipe; /**< Indicates if the current interface instance uses a separate OUT data pipe for + * OUT reports, or if OUT reports are sent via the control pipe instead. + */ + bool UsingBootProtocol; /**< Indicates that the interface is currently initialized in Boot Protocol mode */ + uint16_t HIDReportSize; /**< Size in bytes of the HID report descriptor in the device. */ + + uint8_t LargestReportSize; /**< Largest report the device will send, in bytes. */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_HID_Host_t; + + /* Enums: */ + /** Enum for the possible error codes returned by the \ref HID_Host_ConfigurePipes() function. */ + enum HID_Host_EnumerationFailure_ErrorCodes_t + { + HID_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + HID_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + HID_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible HID interface was not found in the device's Configuration Descriptor. */ + }; + + /* Function Prototypes: */ + /** Host interface configuration routine, to configure a given HID host interface instance using the Configuration + * Descriptor read from an attached USB device. This function automatically updates the given HID Host instance's + * state values and configures the pipes required to communicate with the interface if it is found within the + * device. This should be called once after the stack has enumerated the attached device, while the host state + * machine is in the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * \n\n + * + * \note Once the device pipes are configured, the HID device's reporting protocol must be set via a call + * to either the \ref HID_Host_SetBootProtocol() or \ref HID_Host_SetReportProtocol() function. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref HID_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + + /** Receives a HID IN report from the attached HID device, when a report has been received on the HID IN Data pipe. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \note The destination buffer should be large enough to accommodate the largest report that the attached device + * can generate. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * \param[in] Buffer Buffer to store the received report into. + * + * \return An error code from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + /** Receives a HID IN report from the attached device, by the report ID. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * \param[in] ReportID Report ID of the received report if ControlRequest is false, set by the to the Report ID to fetch. + * \param[in] Buffer Buffer to store the received report into. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + const uint8_t ReportID, + void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + #endif + + /** Sends an OUT or FEATURE report to the currently attached HID device, using the device's OUT pipe if available, + * or the device's Control pipe if not. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, the ReportID parameter is removed + * from the parameter list of this function. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * \param[in] ReportID Report ID of the report to send to the device, or 0 if the device does not use report IDs. + * \param[in] ReportType Type of report to issue to the device, either \ref HID_REPORT_ITEM_Out or \ref HID_REPORT_ITEM_Feature. + * \param[in] Buffer Buffer containing the report to send to the attached device. + * \param[in] ReportSize Report size in bytes to send to the attached device. + * + * \return An error code from the \ref USB_Host_SendControlErrorCodes_t enum if the DeviceUsesOUTPipe flag is set in + * the interface's state structure, a value from the \ref Pipe_Stream_RW_ErrorCodes_t enum otherwise. + */ + uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, + #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + const uint8_t ReportID, + #endif + const uint8_t ReportType, + void* Buffer, + const uint16_t ReportSize) ATTR_NON_NULL_PTR_ARG(1) + #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + ATTR_NON_NULL_PTR_ARG(4); + #else + ATTR_NON_NULL_PTR_ARG(3); + #endif + + /** Determines if a HID IN report has been received from the attached device on the data IN pipe. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * + * \return Boolean true if a report has been received, false otherwise. + */ + bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Switches the attached HID device's reporting protocol over to the Boot Report protocol mode, on supported devices. + * + * \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method must still be called + * to explicitly place the attached device into boot protocol mode before use. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * + * \return \ref HID_ERROR_LOGICAL if the device does not support Boot Protocol mode, a value from the + * \ref USB_Host_SendControlErrorCodes_t enum otherwise. + */ + uint8_t HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY) + /** Switches the attached HID device's reporting protocol over to the standard Report protocol mode. This also retrieves + * and parses the device's HID report descriptor, so that the size of each report can be determined in advance. + * + * \note Whether this function is used or not, the \ref CALLBACK_HIDParser_FilterHIDReportItem() callback from the HID + * Report Parser this function references must be implemented in the user code. + * \n\n + * + * \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable. + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum if an error occurs while retrieving the HID + * Report descriptor or the setting of the Report protocol, \ref HID_ERROR_LOGICAL if the HID interface does + * not have a valid \ref HID_ReportInfo_t structure set in its configuration, a mask of \ref HID_ERROR_LOGICAL + * and a value from the \ref HID_Parse_ErrorCodes_t otherwise. + */ + uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + #endif + + /* Inline Functions: */ + /** General management task for a given Human Interface Class host class interface, required for the correct operation of + * the interface. This should be called frequently in the main program loop, before the master USB management task + * \ref USB_USBTask(). + * + * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state. + */ + static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo); + static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) + { + (void)HIDInterfaceInfo; + } + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_HID_HOST_C) + static uint8_t DCOMP_HID_Host_NextHIDInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_HID_Host_NextHID(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_HID_Host_NextHIDInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/HIDParser.c b/firmware/LUFA/Drivers/USB/Class/Host/HIDParser.c new file mode 100644 index 0000000..8a59f5a --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/HIDParser.c @@ -0,0 +1,361 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_HID_DRIVER +#include "HIDParser.h" + +uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, + uint16_t ReportSize, + HID_ReportInfo_t* const ParserData) +{ + HID_StateTable_t StateTable[HID_STATETABLE_STACK_DEPTH]; + HID_StateTable_t* CurrStateTable = &StateTable[0]; + HID_CollectionPath_t* CurrCollectionPath = NULL; + HID_ReportSizeInfo_t* CurrReportIDInfo = &ParserData->ReportIDSizes[0]; + uint16_t UsageList[HID_USAGE_STACK_DEPTH]; + uint8_t UsageListSize = 0; + HID_MinMax_t UsageMinMax = {0, 0}; + + memset(ParserData, 0x00, sizeof(HID_ReportInfo_t)); + memset(CurrStateTable, 0x00, sizeof(HID_StateTable_t)); + memset(CurrReportIDInfo, 0x00, sizeof(HID_ReportSizeInfo_t)); + + ParserData->TotalDeviceReports = 1; + + while (ReportSize) + { + uint8_t HIDReportItem = *ReportData; + uint32_t ReportItemData = 0; + + ReportData++; + ReportSize--; + + switch (HIDReportItem & DATA_SIZE_MASK) + { + case DATA_SIZE_4: + ReportItemData = *((uint32_t*)ReportData); + ReportSize -= 4; + ReportData += 4; + break; + case DATA_SIZE_2: + ReportItemData = *((uint16_t*)ReportData); + ReportSize -= 2; + ReportData += 2; + break; + case DATA_SIZE_1: + ReportItemData = *((uint8_t*)ReportData); + ReportSize -= 1; + ReportData += 1; + break; + } + + switch (HIDReportItem & (TYPE_MASK | TAG_MASK)) + { + case (TYPE_GLOBAL | TAG_GLOBAL_PUSH): + if (CurrStateTable == &StateTable[HID_STATETABLE_STACK_DEPTH - 1]) + return HID_PARSE_HIDStackOverflow; + + memcpy((CurrStateTable + 1), + CurrStateTable, + sizeof(HID_ReportItem_t)); + + CurrStateTable++; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_POP): + if (CurrStateTable == &StateTable[0]) + return HID_PARSE_HIDStackUnderflow; + + CurrStateTable--; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_USAGEPAGE): + CurrStateTable->Attributes.Usage.Page = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_LOGICALMIN): + CurrStateTable->Attributes.Logical.Minimum = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_LOGICALMAX): + CurrStateTable->Attributes.Logical.Maximum = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_PHYSMIN): + CurrStateTable->Attributes.Physical.Minimum = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_PHYSMAX): + CurrStateTable->Attributes.Physical.Maximum = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_UNITEXP): + CurrStateTable->Attributes.Unit.Exponent = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_UNIT): + CurrStateTable->Attributes.Unit.Type = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_REPORTSIZE): + CurrStateTable->Attributes.BitSize = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_REPORTCOUNT): + CurrStateTable->ReportCount = ReportItemData; + break; + case (TYPE_GLOBAL | TAG_GLOBAL_REPORTID): + CurrStateTable->ReportID = ReportItemData; + + if (ParserData->UsingReportIDs) + { + CurrReportIDInfo = NULL; + + for (uint8_t i = 0; i < ParserData->TotalDeviceReports; i++) + { + if (ParserData->ReportIDSizes[i].ReportID == CurrStateTable->ReportID) + { + CurrReportIDInfo = &ParserData->ReportIDSizes[i]; + break; + } + } + + if (CurrReportIDInfo == NULL) + { + if (ParserData->TotalDeviceReports == HID_MAX_REPORT_IDS) + return HID_PARSE_InsufficientReportIDItems; + + CurrReportIDInfo = &ParserData->ReportIDSizes[ParserData->TotalDeviceReports++]; + memset(CurrReportIDInfo, 0x00, sizeof(HID_ReportSizeInfo_t)); + } + } + + ParserData->UsingReportIDs = true; + + CurrReportIDInfo->ReportID = CurrStateTable->ReportID; + break; + case (TYPE_LOCAL | TAG_LOCAL_USAGE): + if (UsageListSize == HID_USAGE_STACK_DEPTH) + return HID_PARSE_UsageListOverflow; + + UsageList[UsageListSize++] = ReportItemData; + break; + case (TYPE_LOCAL | TAG_LOCAL_USAGEMIN): + UsageMinMax.Minimum = ReportItemData; + break; + case (TYPE_LOCAL | TAG_LOCAL_USAGEMAX): + UsageMinMax.Maximum = ReportItemData; + break; + case (TYPE_MAIN | TAG_MAIN_COLLECTION): + if (CurrCollectionPath == NULL) + { + CurrCollectionPath = &ParserData->CollectionPaths[0]; + } + else + { + HID_CollectionPath_t* ParentCollectionPath = CurrCollectionPath; + + CurrCollectionPath = &ParserData->CollectionPaths[1]; + + while (CurrCollectionPath->Parent != NULL) + { + if (CurrCollectionPath == &ParserData->CollectionPaths[HID_MAX_COLLECTIONS - 1]) + return HID_PARSE_InsufficientCollectionPaths; + + CurrCollectionPath++; + } + + CurrCollectionPath->Parent = ParentCollectionPath; + } + + CurrCollectionPath->Type = ReportItemData; + CurrCollectionPath->Usage.Page = CurrStateTable->Attributes.Usage.Page; + + if (UsageListSize) + { + CurrCollectionPath->Usage.Usage = UsageList[0]; + + for (uint8_t i = 0; i < UsageListSize; i++) + UsageList[i] = UsageList[i + 1]; + + UsageListSize--; + } + else if (UsageMinMax.Minimum <= UsageMinMax.Maximum) + { + CurrCollectionPath->Usage.Usage = UsageMinMax.Minimum++; + } + + break; + case (TYPE_MAIN | TAG_MAIN_ENDCOLLECTION): + if (CurrCollectionPath == NULL) + return HID_PARSE_UnexpectedEndCollection; + + CurrCollectionPath = CurrCollectionPath->Parent; + break; + case (TYPE_MAIN | TAG_MAIN_INPUT): + case (TYPE_MAIN | TAG_MAIN_OUTPUT): + case (TYPE_MAIN | TAG_MAIN_FEATURE): + for (uint8_t ReportItemNum = 0; ReportItemNum < CurrStateTable->ReportCount; ReportItemNum++) + { + HID_ReportItem_t NewReportItem; + + memcpy(&NewReportItem.Attributes, + &CurrStateTable->Attributes, + sizeof(HID_ReportItem_Attributes_t)); + + NewReportItem.ItemFlags = ReportItemData; + NewReportItem.CollectionPath = CurrCollectionPath; + NewReportItem.ReportID = CurrStateTable->ReportID; + + if (UsageListSize) + { + NewReportItem.Attributes.Usage.Usage = UsageList[0]; + + for (uint8_t i = 0; i < UsageListSize; i++) + UsageList[i] = UsageList[i + 1]; + + UsageListSize--; + } + else if (UsageMinMax.Minimum <= UsageMinMax.Maximum) + { + NewReportItem.Attributes.Usage.Usage = UsageMinMax.Minimum++; + } + + uint8_t ItemTag = (HIDReportItem & TAG_MASK); + + if (ItemTag == TAG_MAIN_INPUT) + NewReportItem.ItemType = HID_REPORT_ITEM_In; + else if (ItemTag == TAG_MAIN_OUTPUT) + NewReportItem.ItemType = HID_REPORT_ITEM_Out; + else + NewReportItem.ItemType = HID_REPORT_ITEM_Feature; + + NewReportItem.BitOffset = CurrReportIDInfo->ReportSizeBits[NewReportItem.ItemType]; + + CurrReportIDInfo->ReportSizeBits[NewReportItem.ItemType] += CurrStateTable->Attributes.BitSize; + + if (ParserData->LargestReportSizeBits < NewReportItem.BitOffset) + ParserData->LargestReportSizeBits = NewReportItem.BitOffset; + + if (!(ReportItemData & IOF_CONSTANT) && CALLBACK_HIDParser_FilterHIDReportItem(&NewReportItem)) + { + if (ParserData->TotalReportItems == HID_MAX_REPORTITEMS) + return HID_PARSE_InsufficientReportItems; + + memcpy(&ParserData->ReportItems[ParserData->TotalReportItems], + &NewReportItem, sizeof(HID_ReportItem_t)); + + ParserData->TotalReportItems++; + } + } + + break; + } + + if ((HIDReportItem & TYPE_MASK) == TYPE_MAIN) + { + UsageMinMax.Minimum = 0; + UsageMinMax.Maximum = 0; + UsageListSize = 0; + } + } + + if (!(ParserData->TotalReportItems)) + return HID_PARSE_NoUnfilteredReportItems; + + return HID_PARSE_Successful; +} + +bool USB_GetHIDReportItemInfo(const uint8_t* ReportData, + HID_ReportItem_t* const ReportItem) +{ + uint16_t DataBitsRem = ReportItem->Attributes.BitSize; + uint16_t CurrentBit = ReportItem->BitOffset; + uint32_t BitMask = (1 << 0); + + if (ReportItem->ReportID) + { + if (ReportItem->ReportID != ReportData[0]) + return false; + + ReportData++; + } + + ReportItem->PreviousValue = ReportItem->Value; + ReportItem->Value = 0; + + while (DataBitsRem--) + { + if (ReportData[CurrentBit / 8] & (1 << (CurrentBit % 8))) + ReportItem->Value |= BitMask; + + CurrentBit++; + BitMask <<= 1; + } + + return true; +} + +void USB_SetHIDReportItemInfo(uint8_t* ReportData, + HID_ReportItem_t* const ReportItem) +{ + uint16_t DataBitsRem = ReportItem->Attributes.BitSize; + uint16_t CurrentBit = ReportItem->BitOffset; + uint32_t BitMask = (1 << 0); + + if (ReportItem->ReportID) + { + ReportData[0] = ReportItem->ReportID; + ReportData++; + } + + ReportItem->PreviousValue = ReportItem->Value; + + while (DataBitsRem--) + { + if (ReportItem->Value & (1 << (CurrentBit % 8))) + ReportData[CurrentBit / 8] |= BitMask; + + CurrentBit++; + BitMask <<= 1; + } +} + +uint16_t USB_GetHIDReportSize(HID_ReportInfo_t* const ParserData, + const uint8_t ReportID, + const uint8_t ReportType) +{ + for (uint8_t i = 0; i < HID_MAX_REPORT_IDS; i++) + { + uint16_t ReportSizeBits = ParserData->ReportIDSizes[i].ReportSizeBits[ReportType]; + + if (ParserData->ReportIDSizes[i].ReportID == ReportID) + return ((ReportSizeBits >> 3) + ((ReportSizeBits & 0x07) ? 1 : 0)); + } + + return 0; +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/HIDParser.h b/firmware/LUFA/Drivers/USB/Class/Host/HIDParser.h new file mode 100644 index 0000000..df25959 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/HIDParser.h @@ -0,0 +1,356 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief USB Human Interface Device (HID) Class report descriptor parser. + * + * This file allows for the easy parsing of complex HID report descriptors, which describes the data that + * a HID device transmits to the host. It also provides an easy API for extracting and processing the data + * elements inside a HID report sent from an attached HID device. + */ + +/** \ingroup Group_USB + * @defgroup Group_HIDParser HID Report Parser + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/HIDParser.c (Makefile source module name: LUFA_SRC_USB) + * + * \section Module Description + * Functions, macros, variables, enums and types related to the parsing of HID class device report descriptors. + * + * The processed HID report is presented back to the user application as a flat structure containing each report + * item's IN, OUT and FEATURE items along with each item's attributes. + * + * This library portion also allows for easy setting and retrieval of data from a HID report, including devices + * with multiple reports on the one HID interface. + * + * @{ + */ + +#ifndef __HIDPARSER_H__ +#define __HIDPARSER_H__ + + /* Includes: */ + #include + #include + + #include "HIDReportData.h" + #include "../Common/HID.h" + + #include "../../../../Common/Common.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Macros: */ + #if !defined(HID_STATETABLE_STACK_DEPTH) || defined(__DOXYGEN__) + /** Constant indicating the maximum stack depth of the state table. A larger state table + * allows for more PUSH/POP report items to be nested, but consumes more memory. By default + * this is set to 2 levels (allowing non-nested PUSH items) but this can be overridden by + * defining HID_STATETABLE_STACK_DEPTH to another value in the user project makefile, passing the + * define to the compiler using the -D compiler switch. + */ + #define HID_STATETABLE_STACK_DEPTH 2 + #endif + + #if !defined(HID_USAGE_STACK_DEPTH) || defined(__DOXYGEN__) + /** Constant indicating the maximum stack depth of the usage table. A larger usage table + * allows for more USAGE items to be indicated sequentially for REPORT COUNT entries of more than + * one, but requires more stack space. By default this is set to 8 levels (allowing for a report + * item with a count of 8) but this can be overridden by defining HID_USAGE_STACK_DEPTH to another + * value in the user project makefile, passing the define to the compiler using the -D compiler + * switch. + */ + #define HID_USAGE_STACK_DEPTH 8 + #endif + + #if !defined(HID_MAX_COLLECTIONS) || defined(__DOXYGEN__) + /** Constant indicating the maximum number of COLLECTION items (nested or unnested) that can be + * processed in the report item descriptor. A large value allows for more COLLECTION items to be + * processed, but consumes more memory. By default this is set to 10 collections, but this can be + * overridden by defining HID_MAX_COLLECTIONS to another value in the user project makefile, passing + * the define to the compiler using the -D compiler switch. + */ + #define HID_MAX_COLLECTIONS 10 + #endif + + #if !defined(HID_MAX_REPORTITEMS) || defined(__DOXYGEN__) + /** Constant indicating the maximum number of report items (IN, OUT or FEATURE) that can be processed + * in the report item descriptor and stored in the user HID Report Info structure. A large value allows + * for more report items to be stored, but consumes more memory. By default this is set to 20 items, + * but this can be overridden by defining HID_MAX_REPORTITEMS to another value in the user project + * makefile, and passing the define to the compiler using the -D compiler switch. + */ + #define HID_MAX_REPORTITEMS 20 + #endif + + #if !defined(HID_MAX_REPORT_IDS) || defined(__DOXYGEN__) + /** Constant indicating the maximum number of unique report IDs that can be processed in the report item + * descriptor for the report size information array in the user HID Report Info structure. A large value + * allows for more report ID report sizes to be stored, but consumes more memory. By default this is set + * to 10 items, but this can be overridden by defining HID_MAX_REPORT_IDS to another value in the user project + * makefile, and passing the define to the compiler using the -D compiler switch. Note that IN, OUT and FEATURE + * items sharing the same report ID consume only one size item in the array. + */ + #define HID_MAX_REPORT_IDS 10 + #endif + + /** Returns the value a given HID report item (once its value has been fetched via \ref USB_GetHIDReportItemInfo()) + * left-aligned to the given data type. This allows for signed data to be interpreted correctly, by shifting the data + * leftwards until the data's sign bit is in the correct position. + * + * \param[in] ReportItem HID Report Item whose retrieved value is to be aligned. + * \param[in] Type Data type to align the HID report item's value to. + * + * \return Left-aligned data of the given report item's pre-retrieved value for the given datatype. + */ + #define HID_ALIGN_DATA(ReportItem, Type) ((Type)(ReportItem->Value << ((8 * sizeof(Type)) - ReportItem->Attributes.BitSize))) + + /* Public Interface - May be used in end-application: */ + /* Enums: */ + /** Enum for the possible error codes in the return value of the \ref USB_ProcessHIDReport() function. */ + enum HID_Parse_ErrorCodes_t + { + HID_PARSE_Successful = 0, /**< Successful parse of the HID report descriptor, no error. */ + HID_PARSE_HIDStackOverflow = 1, /**< More than \ref HID_STATETABLE_STACK_DEPTH nested PUSHes in the report. */ + HID_PARSE_HIDStackUnderflow = 2, /**< A POP was found when the state table stack was empty. */ + HID_PARSE_InsufficientReportItems = 3, /**< More than \ref HID_MAX_REPORTITEMS report items in the report. */ + HID_PARSE_UnexpectedEndCollection = 4, /**< An END COLLECTION item found without matching COLLECTION item. */ + HID_PARSE_InsufficientCollectionPaths = 5, /**< More than \ref HID_MAX_COLLECTIONS collections in the report. */ + HID_PARSE_UsageListOverflow = 6, /**< More than \ref HID_USAGE_STACK_DEPTH usages listed in a row. */ + HID_PARSE_InsufficientReportIDItems = 7, /**< More than \ref HID_MAX_REPORT_IDS report IDs in the device. */ + HID_PARSE_NoUnfilteredReportItems = 8, /**< All report items from the device were filtered by the filtering callback routine. */ + }; + + /* Type Defines: */ + /** \brief HID Parser Report Item Min/Max Structure. + * + * Type define for an attribute with both minimum and maximum values (e.g. Logical Min/Max). + */ + typedef struct + { + uint32_t Minimum; /**< Minimum value for the attribute. */ + uint32_t Maximum; /**< Maximum value for the attribute. */ + } HID_MinMax_t; + + /** \brief HID Parser Report Item Unit Structure. + * + * Type define for the Unit attributes of a report item. + */ + typedef struct + { + uint32_t Type; /**< Unit type (refer to HID specifications for details). */ + uint8_t Exponent; /**< Unit exponent (refer to HID specifications for details). */ + } HID_Unit_t; + + /** \brief HID Parser Report Item Usage Structure. + * + * Type define for the Usage attributes of a report item. + */ + typedef struct + { + uint16_t Page; /**< Usage page of the report item. */ + uint16_t Usage; /**< Usage of the report item. */ + } HID_Usage_t; + + /** \brief HID Parser Report Item Collection Path Structure. + * + * Type define for a COLLECTION object. Contains the collection attributes and a reference to the + * parent collection if any. + */ + typedef struct CollectionPath + { + uint8_t Type; /**< Collection type (e.g. "Generic Desktop"). */ + HID_Usage_t Usage; /**< Collection usage. */ + struct CollectionPath* Parent; /**< Reference to parent collection, or NULL if root collection. */ + } HID_CollectionPath_t; + + /** \brief HID Parser Report Item Attributes Structure. + * + * Type define for all the data attributes of a report item, except flags. + */ + typedef struct + { + uint8_t BitSize; /**< Size in bits of the report item's data. */ + + HID_Usage_t Usage; /**< Usage of the report item. */ + HID_Unit_t Unit; /**< Unit type and exponent of the report item. */ + HID_MinMax_t Logical; /**< Logical minimum and maximum of the report item. */ + HID_MinMax_t Physical; /**< Physical minimum and maximum of the report item. */ + } HID_ReportItem_Attributes_t; + + /** \brief HID Parser Report Item Details Structure. + * + * Type define for a report item (IN, OUT or FEATURE) layout attributes and other details. + */ + typedef struct + { + uint16_t BitOffset; /**< Bit offset in the IN, OUT or FEATURE report of the item. */ + uint8_t ItemType; /**< Report item type, a value in HID_ReportItemTypes_t. */ + uint16_t ItemFlags; /**< Item data flags, such as constant/variable, etc. */ + uint8_t ReportID; /**< Report ID this item belongs to, or 0x00 if device has only one report */ + HID_CollectionPath_t* CollectionPath; /**< Collection path of the item. */ + + HID_ReportItem_Attributes_t Attributes; /**< Report item attributes. */ + + uint32_t Value; /**< Current value of the report item - use \ref HID_ALIGN_DATA() when processing + * a retrieved value so that it is aligned to a specific type. + */ + uint32_t PreviousValue; /**< Previous value of the report item. */ + } HID_ReportItem_t; + + /** \brief HID Parser Report Size Structure. + * + * Type define for a report item size information structure, to retain the size of a device's reports by ID. + */ + typedef struct + { + uint8_t ReportID; /**< Report ID of the report within the HID interface. */ + uint16_t ReportSizeBits[3]; /**< Total number of bits in each report type for the given Report ID, + * indexed by the \ref HID_ReportItemTypes_t enum. + */ + } HID_ReportSizeInfo_t; + + /** \brief HID Parser State Structure. + * + * Type define for a complete processed HID report, including all report item data and collections. + */ + typedef struct + { + uint8_t TotalReportItems; /**< Total number of report items stored in the + * ReportItems array. + */ + HID_ReportItem_t ReportItems[HID_MAX_REPORTITEMS]; /**< Report items array, including + * all IN, OUT and FEATURE items. + */ + HID_CollectionPath_t CollectionPaths[HID_MAX_COLLECTIONS]; /**< All collection items, referenced + * by the report items. + */ + uint8_t TotalDeviceReports; /**< Number of reports within the HID interface */ + HID_ReportSizeInfo_t ReportIDSizes[HID_MAX_REPORT_IDS]; /**< Report sizes for each report in the interface */ + uint16_t LargestReportSizeBits; /**< Largest report that the attached device will generate, in bits */ + bool UsingReportIDs; /**< Indicates if the device has at least one REPORT ID + * element in its HID report descriptor. + */ + } HID_ReportInfo_t; + + /* Function Prototypes: */ + /** Function to process a given HID report returned from an attached device, and store it into a given + * \ref HID_ReportInfo_t structure. + * + * \param[in] ReportData Buffer containing the device's HID report table. + * \param[in] ReportSize Size in bytes of the HID report table. + * \param[out] ParserData Pointer to a \ref HID_ReportInfo_t instance for the parser output. + * + * \return A value in the \ref HID_Parse_ErrorCodes_t enum. + */ + uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, + uint16_t ReportSize, + HID_ReportInfo_t* const ParserData) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Extracts the given report item's value out of the given HID report and places it into the Value + * member of the report item's \ref HID_ReportItem_t structure. + * + * When called on a report with an item that exists in that report, this copies the report item's Value + * to it's PreviousValue element for easy checking to see if an item's value has changed before processing + * a report. If the given item does not exist in the report, the function does not modify the report item's + * data. + * + * \param[in] ReportData Buffer containing an IN or FEATURE report from an attached device. + * \param[in,out] ReportItem Pointer to the report item of interest in a \ref HID_ReportInfo_t ReportItem array. + * + * \returns Boolean true if the item to retrieve was located in the given report, false otherwise. + */ + bool USB_GetHIDReportItemInfo(const uint8_t* ReportData, + HID_ReportItem_t* const ReportItem) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Retrieves the given report item's value out of the Value member of the report item's + * \ref HID_ReportItem_t structure and places it into the correct position in the HID report + * buffer. The report buffer is assumed to have the appropriate bits cleared before calling + * this function (i.e., the buffer should be explicitly cleared before report values are added). + * + * When called, this copies the report item's Value element to it's PreviousValue element for easy + * checking to see if an item's value has changed before sending a report. + * + * If the device has multiple HID reports, the first byte in the report is set to the report ID of the given item. + * + * \param[out] ReportData Buffer holding the current OUT or FEATURE report data. + * \param[in] ReportItem Pointer to the report item of interest in a \ref HID_ReportInfo_t ReportItem array. + */ + void USB_SetHIDReportItemInfo(uint8_t* ReportData, + HID_ReportItem_t* const ReportItem) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Retrieves the size of a given HID report in bytes from it's Report ID. + * + * \param[in] ParserData Pointer to a \ref HID_ReportInfo_t instance containing the parser output. + * \param[in] ReportID Report ID of the report whose size is to be retrieved. + * \param[in] ReportType Type of the report whose size is to be determined, a valued from the + * \ref HID_ReportItemTypes_t enum. + * + * \return Size of the report in bytes, or 0 if the report does not exist. + */ + uint16_t USB_GetHIDReportSize(HID_ReportInfo_t* const ParserData, + const uint8_t ReportID, + const uint8_t ReportType) ATTR_CONST ATTR_NON_NULL_PTR_ARG(1); + + /** Callback routine for the HID Report Parser. This callback must be implemented by the user code when + * the parser is used, to determine what report IN, OUT and FEATURE item's information is stored into the user + * HID_ReportInfo_t structure. This can be used to filter only those items the application will be using, so that + * no RAM is wasted storing the attributes for report items which will never be referenced by the application. + * + * \param[in] CurrentItem Pointer to the current report item for user checking. + * + * \return Boolean true if the item should be stored into the HID_ReportInfo_t structure, false if it should be ignored. + */ + bool CALLBACK_HIDParser_FilterHIDReportItem(HID_ReportItem_t* const CurrentItem); + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Type Defines: */ + typedef struct + { + HID_ReportItem_Attributes_t Attributes; + uint8_t ReportCount; + uint8_t ReportID; + } HID_StateTable_t; + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/HIDReportData.h b/firmware/LUFA/Drivers/USB/Class/Host/HIDReportData.h new file mode 100644 index 0000000..ca96b28 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/HIDReportData.h @@ -0,0 +1,142 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Constants for HID report item attributes. + * + * HID report item constants for report item attributes. Refer to the HID specification for + * details on each flag's meaning when applied to an IN, OUT or FEATURE item. + */ + +/** \ingroup Group_HIDParser + * @defgroup Group_HIDIOFConst Input/Output/Feature Masks + * + * Masks indicating the type of Input, Output of Feature HID report item. + * + * @{ + */ + +#ifndef __HIDREPORTDATA_H__ +#define __HIDREPORTDATA_H__ + + /* Public Interface - May be used in end-application: */ + /* Macros: */ + /** \ref HID_ReportItem_t.ItemFlags flag for constant data. */ + #define IOF_CONSTANT (1 << 0) + + /** \ref HID_ReportItem_t.ItemFlags flag for data. */ + #define IOF_DATA (0 << 0) + + /** \ref HID_ReportItem_t.ItemFlags flag for variable data. */ + #define IOF_VARIABLE (1 << 1) + + /** \ref HID_ReportItem_t.ItemFlags flag for array data. */ + #define IOF_ARRAY (0 << 1) + + /** \ref HID_ReportItem_t.ItemFlags flag for relative data. */ + #define IOF_RELATIVE (1 << 2) + + /** \ref HID_ReportItem_t.ItemFlags flag for absolute data. */ + #define IOF_ABSOLUTE (0 << 2) + + /** \ref HID_ReportItem_t.ItemFlags flag for wrapped value data. */ + #define IOF_WRAP (1 << 3) + + /** \ref HID_ReportItem_t.ItemFlags flag for non-wrapped value data. */ + #define IOF_NOWRAP (0 << 3) + + /** \ref HID_ReportItem_t.ItemFlags flag for non linear data. */ + #define IOF_NONLINEAR (1 << 4) + + /** \ref HID_ReportItem_t.ItemFlags flag for linear data. */ + #define IOF_LINEAR (0 << 4) + + /** \ref HID_ReportItem_t.ItemFlags flag for no preferred state. */ + #define IOF_NOPREFERRED (1 << 5) + + /** \ref HID_ReportItem_t.ItemFlags flag for preferred state items. */ + #define IOF_PREFERREDSTATE (0 << 5) + + /** \ref HID_ReportItem_t.ItemFlags flag for null state items. */ + #define IOF_NULLSTATE (1 << 6) + + /** \ref HID_ReportItem_t.ItemFlags flag for no null position data. */ + #define IOF_NONULLPOSITION (0 << 6) + + /** \ref HID_ReportItem_t.ItemFlags flag for buffered bytes. */ + #define IOF_BUFFEREDBYTES (1 << 8) + + /** \ref HID_ReportItem_t.ItemFlags flag for bit field data. */ + #define IOF_BITFIELD (0 << 8) + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + #define DATA_SIZE_MASK 0x03 + #define TYPE_MASK 0x0C + #define TAG_MASK 0xF0 + + #define DATA_SIZE_0 0x00 + #define DATA_SIZE_1 0x01 + #define DATA_SIZE_2 0x02 + #define DATA_SIZE_4 0x03 + + #define TYPE_MAIN 0x00 + #define TYPE_GLOBAL 0x04 + #define TYPE_LOCAL 0x08 + + #define TAG_MAIN_INPUT 0x80 + #define TAG_MAIN_OUTPUT 0x90 + #define TAG_MAIN_COLLECTION 0xA0 + #define TAG_MAIN_FEATURE 0xB0 + #define TAG_MAIN_ENDCOLLECTION 0xC0 + + #define TAG_GLOBAL_USAGEPAGE 0x00 + #define TAG_GLOBAL_LOGICALMIN 0x10 + #define TAG_GLOBAL_LOGICALMAX 0x20 + #define TAG_GLOBAL_PHYSMIN 0x30 + #define TAG_GLOBAL_PHYSMAX 0x40 + #define TAG_GLOBAL_UNITEXP 0x50 + #define TAG_GLOBAL_UNIT 0x60 + #define TAG_GLOBAL_REPORTSIZE 0x70 + #define TAG_GLOBAL_REPORTID 0x80 + #define TAG_GLOBAL_REPORTCOUNT 0x90 + #define TAG_GLOBAL_PUSH 0xA0 + #define TAG_GLOBAL_POP 0xB0 + + #define TAG_LOCAL_USAGE 0x00 + #define TAG_LOCAL_USAGEMIN 0x10 + #define TAG_LOCAL_USAGEMAX 0x20 + #endif + +/** @} */ + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/MIDI.c b/firmware/LUFA/Drivers/USB/Class/Host/MIDI.c new file mode 100644 index 0000000..87e4290 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/MIDI.c @@ -0,0 +1,215 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_MIDI_DRIVER +#define __INCLUDE_FROM_MIDI_HOST_C +#include "MIDI.h" + +uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Interface_t* MIDIInterface = NULL; + + memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return MIDI_ENUMERROR_InvalidConfigDescriptor; + + while (!(DataINEndpoint) || !(DataOUTEndpoint)) + { + if (!(MIDIInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_MIDI_Host_NextMIDIStreamingDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_MIDI_Host_NextMIDIStreamingInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return MIDI_ENUMERROR_NoCompatibleInterfaceFound; + } + + MIDIInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + DataINEndpoint = EndpointData; + else + DataOUTEndpoint = EndpointData; + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == MIDIInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + MIDIInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + MIDIInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == MIDIInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + MIDIInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + MIDIInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + } + } + + MIDIInterfaceInfo->State.InterfaceNumber = MIDIInterface->InterfaceNumber; + MIDIInterfaceInfo->State.IsActive = true; + + return MIDI_ENUMERROR_NoError; +} + +static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == AUDIO_CSCP_AudioClass) && + (Interface->SubClass == AUDIO_CSCP_MIDIStreamingSubclass) && + (Interface->Protocol == AUDIO_CSCP_StreamingProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); + + if ((EndpointType == EP_TYPE_BULK) && !(Pipe_IsEndpointBound(Endpoint->EndpointAddress))) + return DESCRIPTOR_SEARCH_Found; + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) + return; + + #if !defined(NO_CLASS_DRIVER_AUTOFLUSH) + MIDI_Host_Flush(MIDIInterfaceInfo); + #endif +} + +uint8_t MIDI_Host_Flush(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber); + + if (Pipe_BytesInPipe()) + { + Pipe_ClearOUT(); + + if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) + return ErrorCode; + } + + return PIPE_READYWAIT_NoError; +} + +uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, + MIDI_EventPacket_t* const Event) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber); + + if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if (!(Pipe_IsReadWriteAllowed())) + Pipe_ClearOUT(); + + return PIPE_RWSTREAM_NoError; +} + +bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, + MIDI_EventPacket_t* const Event) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipeNumber); + + if (!(Pipe_IsReadWriteAllowed())) + return false; + + Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK); + + if (!(Pipe_IsReadWriteAllowed())) + Pipe_ClearIN(); + + return true; +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/MIDI.h b/firmware/LUFA/Drivers/USB/Class/Host/MIDI.h new file mode 100644 index 0000000..83b08d1 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/MIDI.h @@ -0,0 +1,201 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB MIDI Class driver. + * + * Host mode driver for the library USB MIDI Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassMIDI + * @defgroup Group_USBClassMIDIHost MIDI Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/MIDI.c (Makefile source module name: LUFA_SRC_USBCLASS) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the MIDI USB Class driver. + * + * @{ + */ + +#ifndef __MIDI_CLASS_HOST_H__ +#define __MIDI_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/MIDI.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_MIDI_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_MIDI_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + /* Public Interface - May be used in end-application: */ + /* Type Defines: */ + /** \brief MIDI Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the MIDI class driver functions as the MIDIInterfaceInfo parameter. This + * stores each MIDI interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the MIDI interface's streaming IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the MIDI interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the MIDI interface's streaming OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the MIDI interface's OUT data pipe should use double banking. */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref MIDI_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t InterfaceNumber; /**< Interface index of the MIDI interface within the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the MIDI Streaming Data interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the MIDI Streaming Data interface's OUT data pipe. */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_MIDI_Host_t; + + /* Enums: */ + /** Enum for the possible error codes returned by the \ref MIDI_Host_ConfigurePipes() function. */ + enum MIDI_Host_EnumerationFailure_ErrorCodes_t + { + MIDI_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + MIDI_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + MIDI_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible MIDI interface was not found in the device's Configuration Descriptor. */ + }; + + /* Function Prototypes: */ + /** Host interface configuration routine, to configure a given MIDI host interface instance using the Configuration + * Descriptor read from an attached USB device. This function automatically updates the given MIDI Host instance's + * state values and configures the pipes required to communicate with the interface if it is found within the device. + * This should be called once after the stack has enumerated the attached device, while the host state machine is in + * the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * + * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing an MIDI Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref MIDI_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** General management task for a given MIDI host class interface, required for the correct operation of the interface. This should + * be called frequently in the main program loop, before the master USB management task \ref USB_USBTask(). + * + * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing an MIDI Class host configuration and state. + */ + void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends a MIDI event packet to the device. If no device is connected, the event packet is discarded. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state. + * \param[in] Event Pointer to a populated USB_MIDI_EventPacket_t structure containing the MIDI event to send. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, + MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Flushes the MIDI send buffer, sending any queued MIDI events to the device. This should be called to override the + * \ref MIDI_Host_SendEventPacket() function's packing behaviour, to flush queued events. Events are queued into the + * pipe bank until either the pipe bank is full, or \ref MIDI_Host_Flush() is called. This allows for multiple MIDI + * events to be packed into a single pipe packet, increasing data throughput. + * + * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state. + * + * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum. + */ + uint8_t MIDI_Host_Flush(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Receives a MIDI event packet from the device. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state. + * \param[out] Event Pointer to a USB_MIDI_EventPacket_t structure where the received MIDI event is to be placed. + * + * \return Boolean true if a MIDI event packet was received, false otherwise. + */ + bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, + MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_MIDI_HOST_C) + static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/MassStorage.c b/firmware/LUFA/Drivers/USB/Class/Host/MassStorage.c new file mode 100644 index 0000000..ef8053b --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/MassStorage.c @@ -0,0 +1,629 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_MS_DRIVER +#define __INCLUDE_FROM_MASSSTORAGE_HOST_C +#include "MassStorage.h" + +uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Interface_t* MassStorageInterface = NULL; + + memset(&MSInterfaceInfo->State, 0x00, sizeof(MSInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return MS_ENUMERROR_InvalidConfigDescriptor; + + while (!(DataINEndpoint) || !(DataOUTEndpoint)) + { + if (!(MassStorageInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_MS_Host_NextMSInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_MS_Host_NextMSInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return MS_ENUMERROR_NoCompatibleInterfaceFound; + } + + MassStorageInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + DataINEndpoint = EndpointData; + else + DataOUTEndpoint = EndpointData; + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == MSInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + MSInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + MSInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == MSInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + MSInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + MSInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + } + } + + MSInterfaceInfo->State.InterfaceNumber = MassStorageInterface->InterfaceNumber; + MSInterfaceInfo->State.IsActive = true; + + return MS_ENUMERROR_NoError; +} + +static uint8_t DCOMP_MS_Host_NextMSInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == MS_CSCP_MassStorageClass) && + (Interface->SubClass == MS_CSCP_SCSITransparentSubclass) && + (Interface->Protocol == MS_CSCP_BulkOnlyTransportProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_MS_Host_NextMSInterfaceEndpoint(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); + + if ((EndpointType == EP_TYPE_BULK) && (!(Pipe_IsEndpointBound(Endpoint->EndpointAddress)))) + { + return DESCRIPTOR_SEARCH_Found; + } + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + MS_CommandBlockWrapper_t* const SCSICommandBlock, + const void* const BufferPtr) +{ + uint8_t ErrorCode = PIPE_RWSTREAM_NoError; + + SCSICommandBlock->Signature = MS_CBW_SIGNATURE; + SCSICommandBlock->Tag = ++MSInterfaceInfo->State.TransactionTag; + + if (MSInterfaceInfo->State.TransactionTag == 0xFFFFFFFF) + MSInterfaceInfo->State.TransactionTag = 1; + + Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Write_Stream_LE(SCSICommandBlock, sizeof(MS_CommandBlockWrapper_t), + NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + Pipe_WaitUntilReady(); + + Pipe_Freeze(); + + if ((BufferPtr != NULL) && + ((ErrorCode = MS_Host_SendReceiveData(MSInterfaceInfo, SCSICommandBlock, (void*)BufferPtr)) != PIPE_RWSTREAM_NoError)) + { + Pipe_Freeze(); + return ErrorCode; + } + + return ErrorCode; +} + +static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) +{ + uint16_t TimeoutMSRem = MS_COMMAND_DATA_TIMEOUT_MS; + uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber(); + + Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + while (!(Pipe_IsINReceived())) + { + uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber(); + + if (CurrentFrameNumber != PreviousFrameNumber) + { + PreviousFrameNumber = CurrentFrameNumber; + + if (!(TimeoutMSRem--)) + return PIPE_RWSTREAM_Timeout; + } + + Pipe_Freeze(); + Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsStalled()) + { + USB_Host_ClearPipeStall(MSInterfaceInfo->Config.DataOUTPipeNumber); + + return PIPE_RWSTREAM_PipeStalled; + } + + Pipe_Freeze(); + Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsStalled()) + { + USB_Host_ClearPipeStall(MSInterfaceInfo->Config.DataINPipeNumber); + + return PIPE_RWSTREAM_PipeStalled; + } + + if (USB_HostState == HOST_STATE_Unattached) + return PIPE_RWSTREAM_DeviceDisconnected; + }; + + Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber); + Pipe_Freeze(); + + Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + MS_CommandBlockWrapper_t* const SCSICommandBlock, + void* BufferPtr) +{ + uint8_t ErrorCode = PIPE_RWSTREAM_NoError; + uint16_t BytesRem = SCSICommandBlock->DataTransferLength; + + if (SCSICommandBlock->Flags & MS_COMMAND_DIR_DATA_IN) + { + if ((ErrorCode = MS_Host_WaitForDataReceived(MSInterfaceInfo)) != PIPE_RWSTREAM_NoError) + { + Pipe_Freeze(); + return ErrorCode; + } + + Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Read_Stream_LE(BufferPtr, BytesRem, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearIN(); + } + else + { + Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Write_Stream_LE(BufferPtr, BytesRem, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + + while (!(Pipe_IsOUTReady())) + { + if (USB_HostState == HOST_STATE_Unattached) + return PIPE_RWSTREAM_DeviceDisconnected; + } + } + + Pipe_Freeze(); + + return ErrorCode; +} + +static uint8_t MS_Host_GetReturnedStatus(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + MS_CommandStatusWrapper_t* const SCSICommandStatus) +{ + uint8_t ErrorCode = PIPE_RWSTREAM_NoError; + + if ((ErrorCode = MS_Host_WaitForDataReceived(MSInterfaceInfo)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Read_Stream_LE(SCSICommandStatus, sizeof(MS_CommandStatusWrapper_t), + NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + { + return ErrorCode; + } + + Pipe_ClearIN(); + Pipe_Freeze(); + + if (SCSICommandStatus->Status != MS_SCSI_COMMAND_Pass) + ErrorCode = MS_ERROR_LOGICAL_CMD_FAILED; + + return ErrorCode; +} + +uint8_t MS_Host_ResetMSInterface(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = MS_REQ_MassStorageReset, + .wValue = 0, + .wIndex = MSInterfaceInfo->State.InterfaceNumber, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(NULL); +} + +uint8_t MS_Host_GetMaxLUN(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + uint8_t* const MaxLUNIndex) +{ + uint8_t ErrorCode = HOST_SENDCONTROL_Successful; + + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = MS_REQ_GetMaxLUN, + .wValue = 0, + .wIndex = MSInterfaceInfo->State.InterfaceNumber, + .wLength = 1, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + if ((ErrorCode = USB_Host_SendControlRequest(MaxLUNIndex)) != HOST_SENDCONTROL_Successful) + { + *MaxLUNIndex = 0; + ErrorCode = HOST_SENDCONTROL_Successful; + } + + return ErrorCode; +} + +uint8_t MS_Host_GetInquiryData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + SCSI_Inquiry_Response_t* const InquiryData) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = sizeof(SCSI_Inquiry_Response_t), + .Flags = MS_COMMAND_DIR_DATA_IN, + .LUN = LUNIndex, + .SCSICommandLength = 6, + .SCSICommandData = + { + SCSI_CMD_INQUIRY, + 0x00, // Reserved + 0x00, // Reserved + 0x00, // Reserved + sizeof(SCSI_Inquiry_Response_t), // Allocation Length + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, InquiryData)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t MS_Host_TestUnitReady(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = 0, + .Flags = MS_COMMAND_DIR_DATA_IN, + .LUN = LUNIndex, + .SCSICommandLength = 6, + .SCSICommandData = + { + SCSI_CMD_TEST_UNIT_READY, + 0x00, // Reserved + 0x00, // Reserved + 0x00, // Reserved + 0x00, // Reserved + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, NULL)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t MS_Host_ReadDeviceCapacity(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + SCSI_Capacity_t* const DeviceCapacity) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = sizeof(SCSI_Capacity_t), + .Flags = MS_COMMAND_DIR_DATA_IN, + .LUN = LUNIndex, + .SCSICommandLength = 10, + .SCSICommandData = + { + SCSI_CMD_READ_CAPACITY_10, + 0x00, // Reserved + 0x00, // MSB of Logical block address + 0x00, + 0x00, + 0x00, // LSB of Logical block address + 0x00, // Reserved + 0x00, // Reserved + 0x00, // Partial Medium Indicator + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, DeviceCapacity)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + SwapEndian_n(&DeviceCapacity->Blocks, sizeof(DeviceCapacity->Blocks)); + SwapEndian_n(&DeviceCapacity->BlockSize, sizeof(DeviceCapacity->BlockSize)); + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t MS_Host_RequestSense(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + SCSI_Request_Sense_Response_t* const SenseData) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = sizeof(SCSI_Request_Sense_Response_t), + .Flags = MS_COMMAND_DIR_DATA_IN, + .LUN = LUNIndex, + .SCSICommandLength = 6, + .SCSICommandData = + { + SCSI_CMD_REQUEST_SENSE, + 0x00, // Reserved + 0x00, // Reserved + 0x00, // Reserved + sizeof(SCSI_Request_Sense_Response_t), // Allocation Length + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, SenseData)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t MS_Host_PreventAllowMediumRemoval(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + const bool PreventRemoval) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = 0, + .Flags = MS_COMMAND_DIR_DATA_OUT, + .LUN = LUNIndex, + .SCSICommandLength = 6, + .SCSICommandData = + { + SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL, + 0x00, // Reserved + 0x00, // Reserved + PreventRemoval, // Prevent flag + 0x00, // Reserved + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, NULL)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t MS_Host_ReadDeviceBlocks(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + const uint32_t BlockAddress, + const uint8_t Blocks, + const uint16_t BlockSize, + void* BlockBuffer) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = ((uint32_t)Blocks * BlockSize), + .Flags = MS_COMMAND_DIR_DATA_IN, + .LUN = LUNIndex, + .SCSICommandLength = 10, + .SCSICommandData = + { + SCSI_CMD_READ_10, + 0x00, // Unused (control bits, all off) + (BlockAddress >> 24), // MSB of Block Address + (BlockAddress >> 16), + (BlockAddress >> 8), + (BlockAddress & 0xFF), // LSB of Block Address + 0x00, // Reserved + 0x00, // MSB of Total Blocks to Read + Blocks, // LSB of Total Blocks to Read + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, BlockBuffer)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t MS_Host_WriteDeviceBlocks(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + const uint32_t BlockAddress, + const uint8_t Blocks, + const uint16_t BlockSize, + const void* BlockBuffer) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) + { + .DataTransferLength = ((uint32_t)Blocks * BlockSize), + .Flags = MS_COMMAND_DIR_DATA_OUT, + .LUN = LUNIndex, + .SCSICommandLength = 10, + .SCSICommandData = + { + SCSI_CMD_WRITE_10, + 0x00, // Unused (control bits, all off) + (BlockAddress >> 24), // MSB of Block Address + (BlockAddress >> 16), + (BlockAddress >> 8), + (BlockAddress & 0xFF), // LSB of Block Address + 0x00, // Reserved + 0x00, // MSB of Total Blocks to Write + Blocks, // LSB of Total Blocks to Write + 0x00 // Unused (control) + } + }; + + MS_CommandStatusWrapper_t SCSICommandStatus; + + if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, BlockBuffer)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/MassStorage.h b/firmware/LUFA/Drivers/USB/Class/Host/MassStorage.h new file mode 100644 index 0000000..bef26fd --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/MassStorage.h @@ -0,0 +1,344 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB Mass Storage Class driver. + * + * Host mode driver for the library USB Mass Storage Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassMS + * @defgroup Group_USBClassMassStorageHost Mass Storage Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/MassStorage.c (Makefile source module name: LUFA_SRC_USBCLASS) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the Mass Storage USB Class driver. + * + * @{ + */ + +#ifndef __MS_CLASS_HOST_H__ +#define __MS_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/MassStorage.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_MS_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_MASSSTORAGE_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + /* Public Interface - May be used in end-application: */ + /* Macros: */ + /** Error code for some Mass Storage Host functions, indicating a logical (and not hardware) error. */ + #define MS_ERROR_LOGICAL_CMD_FAILED 0x80 + + /* Type Defines: */ + /** \brief Mass Storage Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the Mass Storage class driver functions as the MSInterfaceInfo parameter. This + * stores each Mass Storage interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the Mass Storage interface's IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the Mass Storage interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the Mass Storage interface's OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the Mass Storage interface's OUT data pipe should use double banking. */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref MS_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t InterfaceNumber; /**< Interface index of the Mass Storage interface within the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the Mass Storage interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the Mass Storage interface's OUT data pipe. */ + + uint32_t TransactionTag; /**< Current transaction tag for data synchronizing of packets. */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_MS_Host_t; + + /** \brief SCSI Device LUN Capacity Structure. + * + * SCSI capacity structure, to hold the total capacity of the device in both the number + * of blocks in the current LUN, and the size of each block. This structure is filled by + * the device when the \ref MS_Host_ReadDeviceCapacity() function is called. + */ + typedef struct + { + uint32_t Blocks; /**< Number of blocks in the addressed LUN of the device. */ + uint32_t BlockSize; /**< Number of bytes in each block in the addressed LUN. */ + } SCSI_Capacity_t; + + /* Enums: */ + enum MS_Host_EnumerationFailure_ErrorCodes_t + { + MS_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + MS_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + MS_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible Mass Storage interface was not found in the device's Configuration Descriptor. */ + }; + + /* Function Prototypes: */ + /** Host interface configuration routine, to configure a given Mass Storage host interface instance using the + * Configuration Descriptor read from an attached USB device. This function automatically updates the given Mass + * Storage Host instance's state values and configures the pipes required to communicate with the interface if it + * is found within the device. This should be called once after the stack has enumerated the attached device, while + * the host state machine is in the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing an MS Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] ConfigDescriptorData Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref MS_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Sends a MASS STORAGE RESET control request to the attached device, resetting the Mass Storage Interface + * and readying it for the next Mass Storage command. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t MS_Host_ResetMSInterface(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends a GET MAX LUN control request to the attached device, retrieving the index of the highest LUN (Logical + * UNit, a logical drive) in the device. This value can then be used in the other functions of the Mass Storage + * Host mode Class driver to address a specific LUN within the device. + * + * \note Some devices do not support this request, and will STALL it when issued. To get around this, + * on unsupported devices the max LUN index will be reported as zero and no error will be returned + * if the device STALLs the request. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[out] MaxLUNIndex Pointer to a location where the highest LUN index value should be stored. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t MS_Host_GetMaxLUN(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + uint8_t* const MaxLUNIndex) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Retrieves the Mass Storage device's inquiry data for the specified LUN, indicating the device characteristics and + * properties. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * \param[out] InquiryData Location where the read inquiry data should be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED. + */ + uint8_t MS_Host_GetInquiryData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + SCSI_Inquiry_Response_t* const InquiryData) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(3); + + /** Sends a TEST UNIT READY command to the device, to determine if it is ready to accept other SCSI commands. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready. + */ + uint8_t MS_Host_TestUnitReady(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex) ATTR_NON_NULL_PTR_ARG(1); + + /** Retrieves the total capacity of the attached USB Mass Storage device, in blocks, and block size. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * \param[out] DeviceCapacity Pointer to the location where the capacity information should be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready. + */ + uint8_t MS_Host_ReadDeviceCapacity(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + SCSI_Capacity_t* const DeviceCapacity) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(3); + + /** Retrieves the device sense data, indicating the current device state and error codes for the previously + * issued command. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * \param[out] SenseData Pointer to the location where the sense information should be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready. + */ + uint8_t MS_Host_RequestSense(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + SCSI_Request_Sense_Response_t* const SenseData) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(3); + + /** Issues a PREVENT MEDIUM REMOVAL command, to logically (or, depending on the type of device, physically) lock + * the device from removal so that blocks of data on the medium can be read or altered. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * \param[in] PreventRemoval Boolean true if the device should be locked from removal, false otherwise. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready. + */ + uint8_t MS_Host_PreventAllowMediumRemoval(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + const bool PreventRemoval) ATTR_NON_NULL_PTR_ARG(1); + + /** Reads blocks of data from the attached Mass Storage device's medium. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * \param[in] BlockAddress Starting block address within the device to read from. + * \param[in] Blocks Total number of blocks to read. + * \param[in] BlockSize Size in bytes of each block within the device. + * \param[out] BlockBuffer Pointer to where the read data from the device should be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready. + */ + uint8_t MS_Host_ReadDeviceBlocks(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + const uint32_t BlockAddress, + const uint8_t Blocks, + const uint16_t BlockSize, + void* BlockBuffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(6); + + /** Writes blocks of data to the attached Mass Storage device's medium. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state. + * \param[in] LUNIndex LUN index within the device the command is being issued to. + * \param[in] BlockAddress Starting block address within the device to write to. + * \param[in] Blocks Total number of blocks to read. + * \param[in] BlockSize Size in bytes of each block within the device. + * \param[in] BlockBuffer Pointer to where the data to write should be sourced from. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready. + */ + uint8_t MS_Host_WriteDeviceBlocks(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + const uint8_t LUNIndex, + const uint32_t BlockAddress, + const uint8_t Blocks, + const uint16_t BlockSize, + const void* BlockBuffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(6); + + /* Inline Functions: */ + /** General management task for a given Mass Storage host class interface, required for the correct operation of + * the interface. This should be called frequently in the main program loop, before the master USB management task + * \ref USB_USBTask(). + * + * \param[in,out] MSInterfaceInfo Pointer to a structure containing an Mass Storage Class host configuration and state. + */ + static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo); + static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) + { + (void)MSInterfaceInfo; + } + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + #define MS_COMMAND_DATA_TIMEOUT_MS 10000 + + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_MASSSTORAGE_HOST_C) + static uint8_t DCOMP_MS_Host_NextMSInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_MS_Host_NextMSInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + + static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + MS_CommandBlockWrapper_t* const SCSICommandBlock, + const void* const BufferPtr) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + MS_CommandBlockWrapper_t* const SCSICommandBlock, + void* BufferPtr) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + static uint8_t MS_Host_GetReturnedStatus(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, + MS_CommandStatusWrapper_t* const SCSICommandStatus) + ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/Printer.c b/firmware/LUFA/Drivers/USB/Class/Host/Printer.c new file mode 100644 index 0000000..f08ee5b --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/Printer.c @@ -0,0 +1,392 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_PRINTER_DRIVER +#define __INCLUDE_FROM_PRINTER_HOST_C +#include "Printer.h" + +uint8_t PRNT_Host_ConfigurePipes(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Interface_t* PrinterInterface = NULL; + + memset(&PRNTInterfaceInfo->State, 0x00, sizeof(PRNTInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return PRNT_ENUMERROR_InvalidConfigDescriptor; + + while (!(DataINEndpoint) || !(DataOUTEndpoint)) + { + if (!(PrinterInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_PRNT_Host_NextPRNTInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return PRNT_ENUMERROR_NoCompatibleInterfaceFound; + } + + PrinterInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + DataINEndpoint = EndpointData; + else + DataOUTEndpoint = EndpointData; + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == PRNTInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + PRNTInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + PRNTInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == PRNTInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + PRNTInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + PRNTInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + } + } + + PRNTInterfaceInfo->State.InterfaceNumber = PrinterInterface->InterfaceNumber; + PRNTInterfaceInfo->State.AlternateSetting = PrinterInterface->AlternateSetting; + PRNTInterfaceInfo->State.IsActive = true; + + return PRNT_ENUMERROR_NoError; +} + +static uint8_t DCOMP_PRNT_Host_NextPRNTInterface(void* CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == PRNT_CSCP_PrinterClass) && + (Interface->SubClass == PRNT_CSCP_PrinterSubclass) && + (Interface->Protocol == PRNT_CSCP_BidirectionalProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint(void* CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); + + if (EndpointType == EP_TYPE_BULK) + return DESCRIPTOR_SEARCH_Found; + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return; + + #if !defined(NO_CLASS_DRIVER_AUTOFLUSH) + PRNT_Host_Flush(PRNTInterfaceInfo); + #endif +} + +uint8_t PRNT_Host_SetBidirectionalMode(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) +{ + if (PRNTInterfaceInfo->State.AlternateSetting) + { + uint8_t ErrorCode; + + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_INTERFACE), + .bRequest = REQ_SetInterface, + .wValue = PRNTInterfaceInfo->State.AlternateSetting, + .wIndex = PRNTInterfaceInfo->State.InterfaceNumber, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + } + + return HOST_SENDCONTROL_Successful; +} + +uint8_t PRNT_Host_GetPortStatus(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + uint8_t* const PortStatus) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = PRNT_REQ_GetPortStatus, + .wValue = 0, + .wIndex = PRNTInterfaceInfo->State.InterfaceNumber, + .wLength = sizeof(uint8_t), + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(PortStatus); +} + +uint8_t PRNT_Host_SoftReset(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = PRNT_REQ_SoftReset, + .wValue = 0, + .wIndex = PRNTInterfaceInfo->State.InterfaceNumber, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(NULL); +} + +uint8_t PRNT_Host_Flush(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (!(Pipe_BytesInPipe())) + return PIPE_READYWAIT_NoError; + + bool BankFull = !(Pipe_IsReadWriteAllowed()); + + Pipe_ClearOUT(); + + if (BankFull) + { + if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + } + + Pipe_Freeze(); + + return PIPE_READYWAIT_NoError; +} + +uint8_t PRNT_Host_SendByte(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + const uint8_t Data) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (!(Pipe_IsReadWriteAllowed())) + { + Pipe_ClearOUT(); + + if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) + return ErrorCode; + } + + Pipe_Write_Byte(Data); + Pipe_Freeze(); + + return PIPE_READYWAIT_NoError; +} + +uint8_t PRNT_Host_SendString(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + void* Buffer, + const uint16_t Length) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Write_Stream_LE(Buffer, Length, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + + ErrorCode = Pipe_WaitUntilReady(); + + Pipe_Freeze(); + + return ErrorCode; +} + +uint16_t PRNT_Host_BytesReceived(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return 0; + + Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsINReceived()) + { + if (!(Pipe_BytesInPipe())) + { + Pipe_ClearIN(); + Pipe_Freeze(); + return 0; + } + else + { + Pipe_Freeze(); + return Pipe_BytesInPipe(); + } + } + else + { + Pipe_Freeze(); + + return 0; + } +} + +int16_t PRNT_Host_ReceiveByte(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + int16_t ReceivedByte = -1; + + Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsINReceived()) + { + if (Pipe_BytesInPipe()) + ReceivedByte = Pipe_Read_Byte(); + + if (!(Pipe_BytesInPipe())) + Pipe_ClearIN(); + } + + Pipe_Freeze(); + + return ReceivedByte; +} + +uint8_t PRNT_Host_GetDeviceID(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + char* const DeviceIDString, + const uint16_t BufferSize) +{ + uint8_t ErrorCode = HOST_SENDCONTROL_Successful; + uint16_t DeviceIDStringLength = 0; + + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = PRNT_REQ_GetDeviceID, + .wValue = 0, + .wIndex = PRNTInterfaceInfo->State.InterfaceNumber, + .wLength = sizeof(DeviceIDStringLength), + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + if ((ErrorCode = USB_Host_SendControlRequest(&DeviceIDStringLength)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + + if (!(DeviceIDStringLength)) + { + DeviceIDString[0] = 0x00; + return HOST_SENDCONTROL_Successful; + } + + DeviceIDStringLength = SwapEndian_16(DeviceIDStringLength); + + if (DeviceIDStringLength > BufferSize) + DeviceIDStringLength = BufferSize; + + USB_ControlRequest.wLength = DeviceIDStringLength; + + if ((ErrorCode = USB_Host_SendControlRequest(DeviceIDString)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + + memmove(&DeviceIDString[0], &DeviceIDString[2], DeviceIDStringLength - 2); + + DeviceIDString[DeviceIDStringLength - 2] = 0x00; + + return HOST_SENDCONTROL_Successful; +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/Printer.h b/firmware/LUFA/Drivers/USB/Class/Host/Printer.h new file mode 100644 index 0000000..b44ea56 --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/Printer.h @@ -0,0 +1,282 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB Printer Class driver. + * + * Host mode driver for the library USB Printer Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassPrinter + * @defgroup Group_USBClassPrinterHost Printer Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/Printer.c (Makefile source module name: LUFA_SRC_USBCLASS) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the Printer USB Class driver. + * + * @{ + */ + +#ifndef __PRINTER_CLASS_HOST_H__ +#define __PRINTER_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/Printer.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_PRINTER_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_PRINTER_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + /* Public Interface - May be used in end-application: */ + /* Type Defines: */ + /** \brief Printer Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the Printer class driver functions as the PRNTInterfaceInfo parameter. This + * stores each Printer interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the Printer interface's IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the Printer interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the Printer interface's OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the Printer interface's OUT data pipe should use double banking. */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref PRNT_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t InterfaceNumber; /**< Interface index of the Printer interface within the attached device. */ + uint8_t AlternateSetting; /**< Alternate setting within the Printer Interface in the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the Printer interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the Printer interface's OUT data pipe. */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_PRNT_Host_t; + + /* Enums: */ + enum PRNT_Host_EnumerationFailure_ErrorCodes_t + { + PRNT_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + PRNT_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + PRNT_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible Printer interface was not found in the device's Configuration Descriptor. */ + }; + + /* Function Prototypes: */ + /** General management task for a given Printer host class interface, required for the correct operation of + * the interface. This should be called frequently in the main program loop, before the master USB management task + * \ref USB_USBTask(). + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + */ + void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Host interface configuration routine, to configure a given Printer host interface instance using the + * Configuration Descriptor read from an attached USB device. This function automatically updates the given Printer + * instance's state values and configures the pipes required to communicate with the interface if it is found within + * the device. This should be called once after the stack has enumerated the attached device, while the host state + * machine is in the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref PRNT_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t PRNT_Host_ConfigurePipes(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Configures the printer to enable Bidirectional mode, if it is not already in this mode. This should be called + * once the connected device's configuration has been set, to ensure the printer is ready to accept commands. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t PRNT_Host_SetBidirectionalMode(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Retrieves the status of the virtual Printer port's inbound status lines. The result can then be masked against the + * PRNT_PORTSTATUS_* macros to determine the printer port's status. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * \param[out] PortStatus Location where the retrieved port status should be stored. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t PRNT_Host_GetPortStatus(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + uint8_t* const PortStatus) + ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Soft-resets the attached printer, readying it for new commands. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum. + */ + uint8_t PRNT_Host_SoftReset(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Flushes any data waiting to be sent, ensuring that the send buffer is cleared. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * + * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum. + */ + uint8_t PRNT_Host_Flush(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends the given raw data stream to the attached printer's input endpoint. This should contain commands that the + * printer is able to understand - for example, PCL data. Not all printers accept all printer languages; see + * \ref PRNT_Host_GetDeviceID() for details on determining acceptable languages for an attached printer. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * \param[in] Buffer Pointer to a buffer containing the raw command stream to send to the printer. + * \param[in] Length Size in bytes of the command stream to be sent. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t PRNT_Host_SendString(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + void* Buffer, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Sends a given byte to the attached USB device, if connected. If a device is not connected when the function is called, the + * byte is discarded. Bytes will be queued for transmission to the device until either the pipe bank becomes full, or the + * \ref PRNT_Host_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be + * packed into a single pipe packet, increasing data throughput. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * \param[in] Data Byte of data to send to the device. + * + * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum. + */ + uint8_t PRNT_Host_SendByte(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + const uint8_t Data) ATTR_NON_NULL_PTR_ARG(1); + + /** Determines the number of bytes received by the printer interface from the device, waiting to be read. This indicates the number + * of bytes in the IN pipe bank only, and thus the number of calls to \ref PRNT_Host_ReceiveByte() which are guaranteed to succeed + * immediately. If multiple bytes are to be received, they should be buffered by the user application, as the pipe bank will not be + * released back to the USB controller until all bytes are read. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * + * \return Total number of buffered bytes received from the device. + */ + uint16_t PRNT_Host_BytesReceived(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo); + + /** Reads a byte of data from the device. If no data is waiting to be read of if a USB device is not connected, the function + * returns a negative value. The \ref PRNT_Host_BytesReceived() function may be queried in advance to determine how many bytes + * are currently buffered in the Printer interface's data receive pipe. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * + * \return Next received byte from the device, or a negative value if no data received. + */ + int16_t PRNT_Host_ReceiveByte(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo); + + /** Retrieves the attached printer device's ID string, formatted according to IEEE 1284. This string is sent as a + * Unicode string from the device and is automatically converted to an ASCII encoded C string by this function, thus + * the maximum reportable string length is two less than the size given (to accommodate the Unicode string length + * bytes which are removed). + * + * This string, when supported, contains the model, manufacturer and acceptable printer languages for the attached device. + * + * \param[in,out] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state. + * \param[out] DeviceIDString Pointer to a buffer where the Device ID string should be stored, in ASCII format. + * \param[in] BufferSize Size in bytes of the buffer allocated for the Device ID string. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t PRNT_Host_GetDeviceID(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, + char* const DeviceIDString, + const uint16_t BufferSize) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_PRINTER_HOST_C) + static uint8_t DCOMP_PRNT_Host_NextPRNTInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/RNDIS.c b/firmware/LUFA/Drivers/USB/Class/Host/RNDIS.c new file mode 100644 index 0000000..e3948ec --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/RNDIS.c @@ -0,0 +1,480 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_RNDIS_DRIVER +#define __INCLUDE_FROM_RNDIS_HOST_C +#include "RNDIS.h" + +uint8_t RNDIS_Host_ConfigurePipes(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Endpoint_t* NotificationEndpoint = NULL; + USB_Descriptor_Interface_t* RNDISControlInterface = NULL; + + memset(&RNDISInterfaceInfo->State, 0x00, sizeof(RNDISInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return RNDIS_ENUMERROR_InvalidConfigDescriptor; + + RNDISControlInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + while (!(DataINEndpoint) || !(DataOUTEndpoint) || !(NotificationEndpoint)) + { + if (!(RNDISControlInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_RNDIS_Host_NextRNDISInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (NotificationEndpoint) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_RNDIS_Host_NextRNDISDataInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return RNDIS_ENUMERROR_NoCompatibleInterfaceFound; + } + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + } + else + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_RNDIS_Host_NextRNDISControlInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return RNDIS_ENUMERROR_NoCompatibleInterfaceFound; + } + + RNDISControlInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + NotificationEndpoint = NULL; + } + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + { + if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT) + NotificationEndpoint = EndpointData; + else + DataINEndpoint = EndpointData; + } + else + { + DataOUTEndpoint = EndpointData; + } + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == RNDISInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + RNDISInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + RNDISInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == RNDISInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + RNDISInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + RNDISInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + } + else if (PipeNum == RNDISInterfaceInfo->Config.NotificationPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN, + NotificationEndpoint->EndpointAddress, NotificationEndpoint->EndpointSize, + RNDISInterfaceInfo->Config.NotificationPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + Pipe_SetInterruptPeriod(NotificationEndpoint->PollingIntervalMS); + + RNDISInterfaceInfo->State.NotificationPipeSize = NotificationEndpoint->EndpointSize; + } + } + + RNDISInterfaceInfo->State.ControlInterfaceNumber = RNDISControlInterface->InterfaceNumber; + RNDISInterfaceInfo->State.IsActive = true; + + return RNDIS_ENUMERROR_NoError; +} + +static uint8_t DCOMP_RNDIS_Host_NextRNDISControlInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == CDC_CSCP_CDCClass) && + (Interface->SubClass == CDC_CSCP_ACMSubclass) && + (Interface->Protocol == CDC_CSCP_VendorSpecificProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_RNDIS_Host_NextRNDISDataInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, + USB_Descriptor_Interface_t); + + if ((Interface->Class == CDC_CSCP_CDCDataClass) && + (Interface->SubClass == CDC_CSCP_NoDataSubclass) && + (Interface->Protocol == CDC_CSCP_NoDataProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DCOMP_RNDIS_Host_NextRNDISInterfaceEndpoint(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); + + if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) && + !(Pipe_IsEndpointBound(Endpoint->EndpointAddress))) + { + return DESCRIPTOR_SEARCH_Found; + } + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t RNDIS_SendEncapsulatedCommand(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + const uint16_t Length) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = RNDIS_REQ_SendEncapsulatedCommand, + .wValue = 0, + .wIndex = RNDISInterfaceInfo->State.ControlInterfaceNumber, + .wLength = Length, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + return USB_Host_SendControlRequest(Buffer); +} + +static uint8_t RNDIS_GetEncapsulatedResponse(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + const uint16_t Length) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = RNDIS_REQ_GetEncapsulatedResponse, + .wValue = 0, + .wIndex = RNDISInterfaceInfo->State.ControlInterfaceNumber, + .wLength = Length, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + return USB_Host_SendControlRequest(Buffer); +} + +uint8_t RNDIS_Host_SendKeepAlive(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) +{ + uint8_t ErrorCode; + + RNDIS_KeepAlive_Message_t KeepAliveMessage; + RNDIS_KeepAlive_Complete_t KeepAliveMessageResponse; + + KeepAliveMessage.MessageType = REMOTE_NDIS_KEEPALIVE_MSG; + KeepAliveMessage.MessageLength = sizeof(RNDIS_KeepAlive_Message_t); + KeepAliveMessage.RequestId = RNDISInterfaceInfo->State.RequestID++; + + if ((ErrorCode = RNDIS_SendEncapsulatedCommand(RNDISInterfaceInfo, &KeepAliveMessage, + sizeof(RNDIS_KeepAlive_Message_t))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if ((ErrorCode = RNDIS_GetEncapsulatedResponse(RNDISInterfaceInfo, &KeepAliveMessageResponse, + sizeof(RNDIS_KeepAlive_Complete_t))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + return HOST_SENDCONTROL_Successful; +} + +uint8_t RNDIS_Host_InitializeDevice(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) +{ + uint8_t ErrorCode; + + RNDIS_Initialize_Message_t InitMessage; + RNDIS_Initialize_Complete_t InitMessageResponse; + + InitMessage.MessageType = REMOTE_NDIS_INITIALIZE_MSG; + InitMessage.MessageLength = sizeof(RNDIS_Initialize_Message_t); + InitMessage.RequestId = RNDISInterfaceInfo->State.RequestID++; + + InitMessage.MajorVersion = REMOTE_NDIS_VERSION_MAJOR; + InitMessage.MinorVersion = REMOTE_NDIS_VERSION_MINOR; + InitMessage.MaxTransferSize = RNDISInterfaceInfo->Config.HostMaxPacketSize; + + if ((ErrorCode = RNDIS_SendEncapsulatedCommand(RNDISInterfaceInfo, &InitMessage, + sizeof(RNDIS_Initialize_Message_t))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if ((ErrorCode = RNDIS_GetEncapsulatedResponse(RNDISInterfaceInfo, &InitMessageResponse, + sizeof(RNDIS_Initialize_Complete_t))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if (InitMessageResponse.Status != REMOTE_NDIS_STATUS_SUCCESS) + return RNDIS_COMMAND_FAILED; + + RNDISInterfaceInfo->State.DeviceMaxPacketSize = InitMessageResponse.MaxTransferSize; + + return HOST_SENDCONTROL_Successful; +} + +uint8_t RNDIS_Host_SetRNDISProperty(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + const uint32_t Oid, + void* Buffer, + const uint16_t Length) +{ + uint8_t ErrorCode; + + struct + { + RNDIS_Set_Message_t SetMessage; + uint8_t ContiguousBuffer[Length]; + } SetMessageData; + + RNDIS_Set_Complete_t SetMessageResponse; + + SetMessageData.SetMessage.MessageType = REMOTE_NDIS_SET_MSG; + SetMessageData.SetMessage.MessageLength = sizeof(RNDIS_Set_Message_t) + Length; + SetMessageData.SetMessage.RequestId = RNDISInterfaceInfo->State.RequestID++; + + SetMessageData.SetMessage.Oid = Oid; + SetMessageData.SetMessage.InformationBufferLength = Length; + SetMessageData.SetMessage.InformationBufferOffset = (sizeof(RNDIS_Set_Message_t) - sizeof(RNDIS_Message_Header_t)); + SetMessageData.SetMessage.DeviceVcHandle = 0; + + memcpy(&SetMessageData.ContiguousBuffer, Buffer, Length); + + if ((ErrorCode = RNDIS_SendEncapsulatedCommand(RNDISInterfaceInfo, &SetMessageData, + SetMessageData.SetMessage.MessageLength)) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if ((ErrorCode = RNDIS_GetEncapsulatedResponse(RNDISInterfaceInfo, &SetMessageResponse, + sizeof(RNDIS_Set_Complete_t))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if (SetMessageResponse.Status != REMOTE_NDIS_STATUS_SUCCESS) + return RNDIS_COMMAND_FAILED; + + return HOST_SENDCONTROL_Successful; +} + +uint8_t RNDIS_Host_QueryRNDISProperty(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + const uint32_t Oid, + void* Buffer, + const uint16_t MaxLength) +{ + uint8_t ErrorCode; + + RNDIS_Query_Message_t QueryMessage; + + struct + { + RNDIS_Query_Complete_t QueryMessageResponse; + uint8_t ContiguousBuffer[MaxLength]; + } QueryMessageResponseData; + + QueryMessage.MessageType = REMOTE_NDIS_QUERY_MSG; + QueryMessage.MessageLength = sizeof(RNDIS_Query_Message_t); + QueryMessage.RequestId = RNDISInterfaceInfo->State.RequestID++; + + QueryMessage.Oid = Oid; + QueryMessage.InformationBufferLength = 0; + QueryMessage.InformationBufferOffset = 0; + QueryMessage.DeviceVcHandle = 0; + + if ((ErrorCode = RNDIS_SendEncapsulatedCommand(RNDISInterfaceInfo, &QueryMessage, + sizeof(RNDIS_Query_Message_t))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if ((ErrorCode = RNDIS_GetEncapsulatedResponse(RNDISInterfaceInfo, &QueryMessageResponseData, + sizeof(QueryMessageResponseData))) != HOST_SENDCONTROL_Successful) + { + return ErrorCode; + } + + if (QueryMessageResponseData.QueryMessageResponse.Status != REMOTE_NDIS_STATUS_SUCCESS) + return RNDIS_COMMAND_FAILED; + + memcpy(Buffer, &QueryMessageResponseData.ContiguousBuffer, MaxLength); + + return HOST_SENDCONTROL_Successful; +} + +bool RNDIS_Host_IsPacketReceived(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) +{ + bool PacketWaiting; + + if ((USB_HostState != HOST_STATE_Configured) || !(RNDISInterfaceInfo->State.IsActive)) + return false; + + Pipe_SelectPipe(RNDISInterfaceInfo->Config.DataINPipeNumber); + + Pipe_Unfreeze(); + PacketWaiting = Pipe_IsINReceived(); + Pipe_Freeze(); + + return PacketWaiting; +} + +uint8_t RNDIS_Host_ReadPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + uint16_t* const PacketLength) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(RNDISInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + Pipe_SelectPipe(RNDISInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (!(Pipe_IsReadWriteAllowed())) + { + if (Pipe_IsINReceived()) + Pipe_ClearIN(); + + *PacketLength = 0; + Pipe_Freeze(); + return PIPE_RWSTREAM_NoError; + } + + RNDIS_Packet_Message_t DeviceMessage; + + if ((ErrorCode = Pipe_Read_Stream_LE(&DeviceMessage, sizeof(RNDIS_Packet_Message_t), + NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + { + return ErrorCode; + } + + *PacketLength = (uint16_t)DeviceMessage.DataLength; + + Pipe_Discard_Stream(DeviceMessage.DataOffset - (sizeof(RNDIS_Packet_Message_t) - sizeof(RNDIS_Message_Header_t)), + NO_STREAM_CALLBACK); + + Pipe_Read_Stream_LE(Buffer, *PacketLength, NO_STREAM_CALLBACK); + + if (!(Pipe_BytesInPipe())) + Pipe_ClearIN(); + + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +uint8_t RNDIS_Host_SendPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + const uint16_t PacketLength) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(RNDISInterfaceInfo->State.IsActive)) + return PIPE_READYWAIT_DeviceDisconnected; + + RNDIS_Packet_Message_t DeviceMessage; + + memset(&DeviceMessage, 0, sizeof(RNDIS_Packet_Message_t)); + DeviceMessage.MessageType = REMOTE_NDIS_PACKET_MSG; + DeviceMessage.MessageLength = (sizeof(RNDIS_Packet_Message_t) + PacketLength); + DeviceMessage.DataOffset = (sizeof(RNDIS_Packet_Message_t) - sizeof(RNDIS_Message_Header_t)); + DeviceMessage.DataLength = PacketLength; + + Pipe_SelectPipe(RNDISInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Write_Stream_LE(&DeviceMessage, sizeof(RNDIS_Packet_Message_t), + NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + { + return ErrorCode; + } + + Pipe_Write_Stream_LE(Buffer, PacketLength, NO_STREAM_CALLBACK); + Pipe_ClearOUT(); + + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/RNDIS.h b/firmware/LUFA/Drivers/USB/Class/Host/RNDIS.h new file mode 100644 index 0000000..b7f844e --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/RNDIS.h @@ -0,0 +1,290 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB RNDIS Class driver. + * + * Host mode driver for the library USB RNDIS Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassRNDIS + * @defgroup Group_USBClassRNDISHost RNDIS Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/RNDIS.c (Makefile source module name: LUFA_SRC_USBCLASS) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the Microsoft RNDIS Ethernet + * USB Class driver. + * + * @{ + */ + +#ifndef __RNDIS_CLASS_HOST_H__ +#define __RNDIS_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/RNDIS.h" + + #include + #include + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_RNDIS_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_RNDIS_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + /* Public Interface - May be used in end-application: */ + /* Type Defines: */ + /** \brief RNDIS Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the RNDIS class driver functions as the RNDISInterfaceInfo parameter. This + * stores each RNDIS interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the RNDIS interface's IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the RNDIS interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the RNDIS interface's OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the RNDIS interface's OUT data pipe should use double banking. */ + + uint8_t NotificationPipeNumber; /**< Pipe number of the RNDIS interface's IN notification endpoint, if used. */ + bool NotificationPipeDoubleBank; /**< Indicates if the RNDIS interface's notification pipe should use double banking. */ + + uint32_t HostMaxPacketSize; /**< Maximum size of a packet which can be buffered by the host. */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref RNDIS_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t ControlInterfaceNumber; /**< Interface index of the RNDIS control interface within the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the RNDIS interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the RNDIS interface's OUT data pipe. */ + uint16_t NotificationPipeSize; /**< Size in bytes of the RNDIS interface's IN notification pipe, if used. */ + + uint32_t DeviceMaxPacketSize; /**< Maximum size of a packet which can be buffered by the attached RNDIS device. */ + + uint32_t RequestID; /**< Request ID counter to give a unique ID for each command/response pair. */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_RNDIS_Host_t; + + /* Enums: */ + /** Enum for the possible error codes returned by the \ref RNDIS_Host_ConfigurePipes() function. */ + enum RNDIS_Host_EnumerationFailure_ErrorCodes_t + { + RNDIS_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + RNDIS_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + RNDIS_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible RNDIS interface was not found in the device's Configuration Descriptor. */ + }; + + /* Macros: */ + /** Additional error code for RNDIS functions when a device returns a logical command failure. */ + #define RNDIS_COMMAND_FAILED 0xC0 + + /* Function Prototypes: */ + /** Host interface configuration routine, to configure a given RNDIS host interface instance using the Configuration + * Descriptor read from an attached USB device. This function automatically updates the given RNDIS Host instance's + * state values and configures the pipes required to communicate with the interface if it is found within the device. + * This should be called once after the stack has enumerated the attached device, while the host state machine is in + * the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref RNDIS_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t RNDIS_Host_ConfigurePipes(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Sends a RNDIS KEEPALIVE command to the device, to ensure that it does not enter standby mode after periods + * of long inactivity. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_COMMAND_FAILED if the device returned a + * logical command failure. + */ + uint8_t RNDIS_Host_SendKeepAlive(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Initialises the attached RNDIS device's RNDIS interface. This should be called after the device's pipes have been + * configured via the call to \ref RNDIS_Host_ConfigurePipes(). + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_COMMAND_FAILED if the device returned a + * logical command failure. + */ + uint8_t RNDIS_Host_InitializeDevice(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sets a given RNDIS property of an attached RNDIS device. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * \param[in] Oid OID number of the parameter to set. + * \param[in] Buffer Pointer to where the property data is to be sourced from. + * \param[in] Length Length in bytes of the property data to sent to the device. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_COMMAND_FAILED if the device returned a + * logical command failure. + */ + uint8_t RNDIS_Host_SetRNDISProperty(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + const uint32_t Oid, + void* Buffer, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Gets a given RNDIS property of an attached RNDIS device. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * \param[in] Oid OID number of the parameter to get. + * \param[in] Buffer Pointer to where the property data is to be written to. + * \param[in] MaxLength Length in bytes of the destination buffer size. + * + * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_COMMAND_FAILED if the device returned a + * logical command failure. + */ + uint8_t RNDIS_Host_QueryRNDISProperty(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + const uint32_t Oid, + void* Buffer, + const uint16_t MaxLength) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Determines if a packet is currently waiting for the host to read in and process. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * + * \return Boolean true if a packet is waiting to be read in by the host, false otherwise. + */ + bool RNDIS_Host_IsPacketReceived(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Retrieves the next pending packet from the device, discarding the remainder of the RNDIS packet header to leave + * only the packet contents for processing by the host in the nominated buffer. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * \param[out] Buffer Pointer to a buffer where the packer data is to be written to. + * \param[out] PacketLength Pointer to where the length in bytes of the read packet is to be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t RNDIS_Host_ReadPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + uint16_t* const PacketLength) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2) + ATTR_NON_NULL_PTR_ARG(3); + + /** Sends the given packet to the attached RNDIS device, after adding a RNDIS packet message header. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + * \param[in] Buffer Pointer to a buffer where the packer data is to be read from. + * \param[in] PacketLength Length in bytes of the packet to send. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t RNDIS_Host_SendPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + const uint16_t PacketLength) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /* Inline Functions: */ + /** General management task for a given RNDIS host class interface, required for the correct operation of the interface. This should + * be called frequently in the main program loop, before the master USB management task \ref USB_USBTask(). + * + * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state. + */ + static inline void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + static inline void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) + { + (void)RNDISInterfaceInfo; + } + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_RNDIS_HOST_C) + static uint8_t RNDIS_SendEncapsulatedCommand(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(2); + static uint8_t RNDIS_GetEncapsulatedResponse(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, + void* Buffer, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(2); + + static uint8_t DCOMP_RNDIS_Host_NextRNDISControlInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_RNDIS_Host_NextRNDISDataInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_RNDIS_Host_NextRNDISInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/StillImage.c b/firmware/LUFA/Drivers/USB/Class/Host/StillImage.c new file mode 100644 index 0000000..d3dda8f --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/StillImage.c @@ -0,0 +1,443 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_SI_DRIVER +#define __INCLUDE_FROM_STILLIMAGE_HOST_C +#include "StillImage.h" + +uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; + USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; + USB_Descriptor_Endpoint_t* EventsEndpoint = NULL; + USB_Descriptor_Interface_t* StillImageInterface = NULL; + + memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return SI_ENUMERROR_InvalidConfigDescriptor; + + while (!(DataINEndpoint) || !(DataOUTEndpoint)) + { + if (!(StillImageInterface) || + USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DCOMP_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return SI_ENUMERROR_NoCompatibleInterfaceFound; + } + + StillImageInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); + + DataINEndpoint = NULL; + DataOUTEndpoint = NULL; + EventsEndpoint = NULL; + + continue; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + { + if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT) + EventsEndpoint = EndpointData; + else + DataINEndpoint = EndpointData; + } + else + { + DataOUTEndpoint = EndpointData; + } + } + + for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++) + { + if (PipeNum == SIInterfaceInfo->Config.DataINPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, + SIInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + SIInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; + } + else if (PipeNum == SIInterfaceInfo->Config.DataOUTPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT, + DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, + SIInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + + SIInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize; + } + else if (PipeNum == SIInterfaceInfo->Config.EventsPipeNumber) + { + Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN, + EventsEndpoint->EndpointAddress, EventsEndpoint->EndpointSize, + SIInterfaceInfo->Config.EventsPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + Pipe_SetInterruptPeriod(EventsEndpoint->PollingIntervalMS); + + SIInterfaceInfo->State.EventsPipeSize = EventsEndpoint->EndpointSize; + } + } + + SIInterfaceInfo->State.InterfaceNumber = StillImageInterface->InterfaceNumber; + SIInterfaceInfo->State.IsActive = true; + + return SI_ENUMERROR_NoError; +} + +uint8_t DCOMP_SI_Host_NextSIInterface(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) + { + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); + + if ((Interface->Class == SI_CSCP_StillImageClass) && + (Interface->SubClass == SI_CSCP_StillImageSubclass) && + (Interface->Protocol == SI_CSCP_BulkOnlyProtocol)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +uint8_t DCOMP_SI_Host_NextSIInterfaceEndpoint(void* const CurrentDescriptor) +{ + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); + + if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) && + (!(Pipe_IsEndpointBound(Endpoint->EndpointAddress)))) + { + return DESCRIPTOR_SEARCH_Found; + } + } + else if (Header->Type == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +uint8_t SI_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + if (SIInterfaceInfo->State.IsSessionOpen) + PIMAHeader->TransactionID = SIInterfaceInfo->State.TransactionID++; + + Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Write_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0)); + + if (ParamBytes) + { + if ((ErrorCode = Pipe_Write_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + } + + Pipe_ClearOUT(); + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +uint8_t SI_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) +{ + uint16_t TimeoutMSRem = SI_COMMAND_DATA_TIMEOUT_MS; + uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber(); + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + while (!(Pipe_IsINReceived())) + { + uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber(); + + if (CurrentFrameNumber != PreviousFrameNumber) + { + PreviousFrameNumber = CurrentFrameNumber; + + if (!(TimeoutMSRem--)) + return PIPE_RWSTREAM_Timeout; + } + + Pipe_Freeze(); + Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsStalled()) + { + USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataOUTPipeNumber); + return PIPE_RWSTREAM_PipeStalled; + } + + Pipe_Freeze(); + Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_IsStalled()) + { + USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataINPipeNumber); + return PIPE_RWSTREAM_PipeStalled; + } + + if (USB_HostState == HOST_STATE_Unattached) + return PIPE_RWSTREAM_DeviceDisconnected; + } + + Pipe_Read_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK); + + if (PIMAHeader->Type == PIMA_CONTAINER_ResponseBlock) + { + uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0)); + + if (ParamBytes) + Pipe_Read_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK); + + Pipe_ClearIN(); + } + + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +uint8_t SI_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + void* Buffer, + const uint16_t Bytes) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_Unfreeze(); + + ErrorCode = Pipe_Write_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK); + + Pipe_ClearOUT(); + Pipe_Freeze(); + + return ErrorCode; +} + +uint8_t SI_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + void* Buffer, + const uint16_t Bytes) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber); + Pipe_Unfreeze(); + + ErrorCode = Pipe_Read_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK); + + Pipe_Freeze(); + + return ErrorCode; +} + +bool SI_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) +{ + bool IsEventReceived = false; + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return false; + + Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber); + Pipe_Unfreeze(); + + if (Pipe_BytesInPipe()) + IsEventReceived = true; + + Pipe_Freeze(); + + return IsEventReceived; +} + +uint8_t SI_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) +{ + uint8_t ErrorCode; + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return PIPE_RWSTREAM_DeviceDisconnected; + + Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber); + Pipe_Unfreeze(); + + ErrorCode = Pipe_Read_Stream_LE(PIMAHeader, sizeof(PIMA_Container_t), NO_STREAM_CALLBACK); + + Pipe_ClearIN(); + Pipe_Freeze(); + + return ErrorCode; +} + +uint8_t SI_Host_OpenSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + SIInterfaceInfo->State.TransactionID = 0; + SIInterfaceInfo->State.IsSessionOpen = false; + + PIMA_Container_t PIMABlock = (PIMA_Container_t) + { + .DataLength = PIMA_COMMAND_SIZE(1), + .Type = PIMA_CONTAINER_CommandBlock, + .Code = 0x1002, + .Params = {1}, + }; + + if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((PIMABlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMABlock.Code != 0x2001)) + return SI_ERROR_LOGICAL_CMD_FAILED; + + SIInterfaceInfo->State.IsSessionOpen = true; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t SI_Host_CloseSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + PIMA_Container_t PIMABlock = (PIMA_Container_t) + { + .DataLength = PIMA_COMMAND_SIZE(1), + .Type = PIMA_CONTAINER_CommandBlock, + .Code = 0x1003, + .Params = {1}, + }; + + if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + SIInterfaceInfo->State.IsSessionOpen = false; + + if ((PIMABlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMABlock.Code != 0x2001)) + return SI_ERROR_LOGICAL_CMD_FAILED; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t SI_Host_SendCommand(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + const uint16_t Operation, + const uint8_t TotalParams, + uint32_t* const Params) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + uint8_t ErrorCode; + + PIMA_Container_t PIMABlock = (PIMA_Container_t) + { + .DataLength = PIMA_COMMAND_SIZE(TotalParams), + .Type = PIMA_CONTAINER_CommandBlock, + .Code = Operation, + }; + + memcpy(&PIMABlock.Params, Params, sizeof(uint32_t) * TotalParams); + + if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + return PIPE_RWSTREAM_NoError; +} + +uint8_t SI_Host_ReceiveResponse(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) +{ + uint8_t ErrorCode; + PIMA_Container_t PIMABlock; + + if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if ((PIMABlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMABlock.Code != 0x2001)) + return SI_ERROR_LOGICAL_CMD_FAILED; + + return PIPE_RWSTREAM_NoError; +} + +#endif + diff --git a/firmware/LUFA/Drivers/USB/Class/Host/StillImage.h b/firmware/LUFA/Drivers/USB/Class/Host/StillImage.h new file mode 100644 index 0000000..2d1b41e --- /dev/null +++ b/firmware/LUFA/Drivers/USB/Class/Host/StillImage.h @@ -0,0 +1,331 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB Still Image Class driver. + * + * Host mode driver for the library USB Still Image Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the USB module driver + * dispatch header located in LUFA/Drivers/USB.h. + */ + +/** \ingroup Group_USBClassSI + * @defgroup Group_USBClassStillImageHost Still Image Class Host Mode Driver + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/StillImage.c (Makefile source module name: LUFA_SRC_USBCLASS) + * + * \section Module Description + * Host Mode USB Class driver framework interface, for the Still Image USB Class driver. + * + * @{ + */ + +#ifndef __SI_CLASS_HOST_H__ +#define __SI_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/StillImage.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_SI_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + #if defined(__INCLUDE_FROM_STILLIMAGE_HOST_C) && defined(NO_STREAM_CALLBACKS) + #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers. + #endif + + /* Public Interface - May be used in end-application: */ + /* Macros: */ + /** Error code for some Still Image Host functions, indicating a logical (and not hardware) error. */ + #define SI_ERROR_LOGICAL_CMD_FAILED 0x80 + + /* Type Defines: */ + /** \brief Still Image Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the Still Image class driver functions as the SIInterfaceInfo parameter. This + * stores each Still Image interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the Still Image interface's IN data pipe. */ + bool DataINPipeDoubleBank; /**< Indicates if the Still Image interface's IN data pipe should use double banking. */ + + uint8_t DataOUTPipeNumber; /**< Pipe number of the Still Image interface's OUT data pipe. */ + bool DataOUTPipeDoubleBank; /**< Indicates if the Still Image interface's OUT data pipe should use double banking. */ + + uint8_t EventsPipeNumber; /**< Pipe number of the Still Image interface's IN events endpoint, if used. */ + bool EventsPipeDoubleBank; /**< Indicates if the Still Image interface's events data pipe should use double banking. */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref SI_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t InterfaceNumber; /**< Interface index of the Mass Storage interface within the attached device. */ + + uint16_t DataINPipeSize; /**< Size in bytes of the Still Image interface's IN data pipe. */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the Still Image interface's OUT data pipe. */ + uint16_t EventsPipeSize; /**< Size in bytes of the Still Image interface's IN events pipe. */ + + bool IsSessionOpen; /**< Indicates if a PIMA session is currently open with the attached device. */ + uint32_t TransactionID; /**< Transaction ID for the next transaction to send to the device. */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_SI_Host_t; + + /* Enums: */ + /** Enum for the possible error codes returned by the \ref SI_Host_ConfigurePipes() function. */ + enum SI_Host_EnumerationFailure_ErrorCodes_t + { + SI_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */ + SI_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */ + SI_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible Still Image interface was not found in the device's + * Configuration Descriptor. + */ + }; + + /* Function Prototypes: */ + /** Host interface configuration routine, to configure a given Still Image host interface instance using the + * Configuration Descriptor read from an attached USB device. This function automatically updates the given Still + * Image Host instance's state values and configures the pipes required to communicate with the interface if it is + * found within the device. This should be called once after the stack has enumerated the attached device, while + * the host state machine is in the Addressed state. + * + * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other + * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes + * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor. + * \param[in] ConfigDescriptorData Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref SI_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3); + + /** Opens a new PIMA session with the attached device. This should be used before any session-orientated PIMA commands + * are issued to the device. Only one session can be open at the one time. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device + * returned a logical command failure. + */ + uint8_t SI_Host_OpenSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Closes an already opened PIMA session with the attached device. This should be used after all session-orientated + * PIMA commands have been issued to the device. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device + * returned a logical command failure. + */ + uint8_t SI_Host_CloseSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Sends a raw PIMA block header to the device, filling out the transaction ID automatically. This can be used to send + * arbitrary PIMA blocks to the device with or without parameters. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[in] PIMAHeader Pointer to a PIMA container structure that is to be sent. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(2); + + /** Receives a raw PIMA block header to the device. This can be used to receive arbitrary PIMA blocks from the device with + * or without parameters. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[out] PIMAHeader Pointer to a PIMA container structure where the received block is to be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(2); + + /** Sends a given PIMA command to the attached device, filling out the PIMA command header's Transaction ID automatically. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[in] Operation PIMA operation code to issue to the device. + * \param[in] TotalParams Total number of 32-bit parameters to send to the device in the issued command block. + * \param[in] Params Pointer to an array of 32-bit values containing the parameters to send in the command block. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device + * returned a logical command failure. + */ + uint8_t SI_Host_SendCommand(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + const uint16_t Operation, + const uint8_t TotalParams, + uint32_t* const Params) ATTR_NON_NULL_PTR_ARG(1); + + /** Receives and checks a response block from the attached PIMA device, once a command has been issued and all data + * associated with the command has been transferred. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device + * returned a logical command failure. + */ + uint8_t SI_Host_ReceiveResponse(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Indicates if the device has issued a PIMA event block to the host via the asynchronous events pipe. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * + * \return Boolean true if an event is waiting to be read, false otherwise. + */ + bool SI_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + + /** Receives an asynchronous event block from the device via the asynchronous events pipe. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[out] PIMAHeader Pointer to a PIMA container structure where the event should be stored. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device + * returned a logical command failure. + */ + uint8_t SI_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(2); + + /** Sends arbitrary data to the attached device, for use in the data phase of PIMA commands which require data + * transfer beyond the regular PIMA command block parameters. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[in] Buffer Pointer to a buffer where the data to send has been stored. + * \param[in] Bytes Length in bytes of the data in the buffer to send to the attached device. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + void* Buffer, + const uint16_t Bytes) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /** Receives arbitrary data from the attached device, for use in the data phase of PIMA commands which require data + * transfer beyond the regular PIMA command block parameters. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the + * call will fail. + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + * \param[out] Buffer Pointer to a buffer where the received data is to be stored. + * \param[in] Bytes Length in bytes of the data to read. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + void* Buffer, + const uint16_t Bytes) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + + /* Inline Functions: */ + /** General management task for a given Still Image host class interface, required for the correct operation of the + * interface. This should be called frequently in the main program loop, before the master USB management task + * \ref USB_USBTask(). + * + * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + */ + static inline void SI_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + static inline void SI_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) + { + (void)SIInterfaceInfo; + } + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + #define SI_COMMAND_DATA_TIMEOUT_MS 10000 + + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_STILLIMAGE_HOST_C) + static uint8_t DCOMP_SI_Host_NextSIInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_SI_Host_NextSIInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + -- cgit v1.2.3