diff options
Diffstat (limited to 'LUFA/Drivers/USB/HighLevel/HostStandardReq.h')
| -rw-r--r-- | LUFA/Drivers/USB/HighLevel/HostStandardReq.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/HighLevel/HostStandardReq.h b/LUFA/Drivers/USB/HighLevel/HostStandardReq.h new file mode 100644 index 0000000..4b9b3dc --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/HostStandardReq.h @@ -0,0 +1,118 @@ +/*
+ 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 host standard request management.
+ *
+ * This file contains the function prototypes necessary for the issuing of outgoing standard control requests
+ * when the library is in USB host mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __HOSTSTDREQ_H__
+#define __HOSTSTDREQ_H__
+
+ /* Includes: */
+ #include <stdint.h>
+ #include <stdbool.h>
+
+ #include "USBMode.h"
+ #include "StdRequestType.h"
+ #include "../LowLevel/USBController.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the \ref USB_Host_SendControlRequest() return code, indicating the reason for the error
+ * if the transfer of the request is unsuccessful.
+ *
+ * \ingroup Group_PipeControlReq
+ */
+ enum USB_Host_SendControlErrorCodes_t
+ {
+ HOST_SENDCONTROL_Successful = 0, /**< No error occurred in the request transfer. */
+ HOST_SENDCONTROL_DeviceDisconnected = 1, /**< The attached device was disconnected during the
+ * request transfer.
+ */
+ HOST_SENDCONTROL_PipeError = 2, /**< An error occurred in the pipe while sending the request. */
+ HOST_SENDCONTROL_SetupStalled = 3, /**< The attached device stalled the request, usually
+ * indicating that the request is unsupported on the device.
+ */
+ HOST_SENDCONTROL_SoftwareTimeOut = 4, /**< The request or data transfer timed out. */
+ };
+
+ /* Function Prototypes: */
+ /** Sends the request stored in the \ref USB_ControlRequest global structure to the attached device,
+ * and transfers the data stored in the buffer to the device, or from the device to the buffer
+ * as requested. The transfer is made on the currently selected pipe.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] BufferPtr Pointer to the start of the data buffer if the request has a data stage, or
+ * NULL if the request transfers no data to or from the device.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_SendControlRequest(void* const BufferPtr);
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Enums: */
+ enum USB_WaitForTypes_t
+ {
+ USB_HOST_WAITFOR_SetupSent,
+ USB_HOST_WAITFOR_InReceived,
+ USB_HOST_WAITFOR_OutReady,
+ };
+
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_HOSTSTDREQ_C)
+ static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType);
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
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