diff options
Diffstat (limited to 'bsp/radio-controller-1/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c')
| -rw-r--r-- | bsp/radio-controller-1/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c | 782 |
1 files changed, 782 insertions, 0 deletions
diff --git a/bsp/radio-controller-1/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c b/bsp/radio-controller-1/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c new file mode 100644 index 0000000..22f815d --- /dev/null +++ b/bsp/radio-controller-1/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c @@ -0,0 +1,782 @@ +/** + ****************************************************************************** + * @file usbd_req.c + * @author MCD Application Team + * @version V2.4.2 + * @date 11-December-2015 + * @brief This file provides the standard USB requests following chapter 9. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT 2015 STMicroelectronics</center></h2> + * + * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); + * You may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.st.com/software_license_agreement_liberty_v2 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_ctlreq.h" +#include "usbd_ioreq.h" + + +/** @addtogroup STM32_USBD_STATE_DEVICE_LIBRARY + * @{ + */ + + +/** @defgroup USBD_REQ + * @brief USB standard requests module + * @{ + */ + +/** @defgroup USBD_REQ_Private_TypesDefinitions + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Defines + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Macros + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Variables + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_FunctionPrototypes + * @{ + */ +static void USBD_GetDescriptor(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static void USBD_SetAddress(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static void USBD_SetConfig(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static void USBD_GetConfig(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static void USBD_GetStatus(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static void USBD_SetFeature(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static void USBD_ClrFeature(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req); + +static uint8_t USBD_GetLen(uint8_t *buf); + +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Functions + * @{ + */ + + +/** +* @brief USBD_StdDevReq +* Handle standard usb device requests +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +USBD_StatusTypeDef USBD_StdDevReq (USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req) +{ + USBD_StatusTypeDef ret = USBD_OK; + + switch (req->bRequest) + { + case USB_REQ_GET_DESCRIPTOR: + + USBD_GetDescriptor (pdev, req) ; + break; + + case USB_REQ_SET_ADDRESS: + USBD_SetAddress(pdev, req); + break; + + case USB_REQ_SET_CONFIGURATION: + USBD_SetConfig (pdev , req); + break; + + case USB_REQ_GET_CONFIGURATION: + USBD_GetConfig (pdev , req); + break; + + case USB_REQ_GET_STATUS: + USBD_GetStatus (pdev , req); + break; + + + case USB_REQ_SET_FEATURE: + USBD_SetFeature (pdev , req); + break; + + case USB_REQ_CLEAR_FEATURE: + USBD_ClrFeature (pdev , req); + break; + + default: + USBD_CtlError(pdev , req); + break; + } + + return ret; +} + +/** +* @brief USBD_StdItfReq +* Handle standard usb interface requests +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +USBD_StatusTypeDef USBD_StdItfReq (USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req) +{ + USBD_StatusTypeDef ret = USBD_OK; + + switch (pdev->dev_state) + { + case USBD_STATE_CONFIGURED: + + if (LOBYTE(req->wIndex) <= USBD_MAX_NUM_INTERFACES) + { + pdev->pClass->Setup (pdev, req); + + if((req->wLength == 0)&& (ret == USBD_OK)) + { + USBD_CtlSendStatus(pdev); + } + } + else + { + USBD_CtlError(pdev , req); + } + break; + + default: + USBD_CtlError(pdev , req); + break; + } + return USBD_OK; +} + +/** +* @brief USBD_StdEPReq +* Handle standard usb endpoint requests +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +USBD_StatusTypeDef USBD_StdEPReq (USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req) +{ + + uint8_t ep_addr; + USBD_StatusTypeDef ret = USBD_OK; + USBD_EndpointTypeDef *pep; + ep_addr = LOBYTE(req->wIndex); + + /* Check if it is a class request */ + if ((req->bmRequest & 0x60) == 0x20) + { + pdev->pClass->Setup (pdev, req); + + return USBD_OK; + } + + switch (req->bRequest) + { + + case USB_REQ_SET_FEATURE : + + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if ((ep_addr != 0x00) && (ep_addr != 0x80)) + { + USBD_LL_StallEP(pdev , ep_addr); + } + break; + + case USBD_STATE_CONFIGURED: + if (req->wValue == USB_FEATURE_EP_HALT) + { + if ((ep_addr != 0x00) && (ep_addr != 0x80)) + { + USBD_LL_StallEP(pdev , ep_addr); + + } + } + pdev->pClass->Setup (pdev, req); + USBD_CtlSendStatus(pdev); + + break; + + default: + USBD_CtlError(pdev , req); + break; + } + break; + + case USB_REQ_CLEAR_FEATURE : + + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if ((ep_addr != 0x00) && (ep_addr != 0x80)) + { + USBD_LL_StallEP(pdev , ep_addr); + } + break; + + case USBD_STATE_CONFIGURED: + if (req->wValue == USB_FEATURE_EP_HALT) + { + if ((ep_addr & 0x7F) != 0x00) + { + USBD_LL_ClearStallEP(pdev , ep_addr); + pdev->pClass->Setup (pdev, req); + } + USBD_CtlSendStatus(pdev); + } + break; + + default: + USBD_CtlError(pdev , req); + break; + } + break; + + case USB_REQ_GET_STATUS: + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if ((ep_addr & 0x7F) != 0x00) + { + USBD_LL_StallEP(pdev , ep_addr); + } + break; + + case USBD_STATE_CONFIGURED: + pep = ((ep_addr & 0x80) == 0x80) ? &pdev->ep_in[ep_addr & 0x7F]:\ + &pdev->ep_out[ep_addr & 0x7F]; + if(USBD_LL_IsStallEP(pdev, ep_addr)) + { + pep->status = 0x0001; + } + else + { + pep->status = 0x0000; + } + + USBD_CtlSendData (pdev, + (uint8_t *)&pep->status, + 2); + break; + + default: + USBD_CtlError(pdev , req); + break; + } + break; + + default: + break; + } + return ret; +} +/** +* @brief USBD_GetDescriptor +* Handle Get Descriptor requests +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_GetDescriptor(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + uint16_t len; + uint8_t *pbuf; + + + switch (req->wValue >> 8) + { +#if (USBD_LPM_ENABLED == 1) + case USB_DESC_TYPE_BOS: + pbuf = pdev->pDesc->GetBOSDescriptor(pdev->dev_speed, &len); + break; +#endif + case USB_DESC_TYPE_DEVICE: + pbuf = pdev->pDesc->GetDeviceDescriptor(pdev->dev_speed, &len); + break; + + case USB_DESC_TYPE_CONFIGURATION: + if(pdev->dev_speed == USBD_SPEED_HIGH ) + { + pbuf = (uint8_t *)pdev->pClass->GetHSConfigDescriptor(&len); + pbuf[1] = USB_DESC_TYPE_CONFIGURATION; + } + else + { + pbuf = (uint8_t *)pdev->pClass->GetFSConfigDescriptor(&len); + pbuf[1] = USB_DESC_TYPE_CONFIGURATION; + } + break; + + case USB_DESC_TYPE_STRING: + switch ((uint8_t)(req->wValue)) + { + case USBD_IDX_LANGID_STR: + pbuf = pdev->pDesc->GetLangIDStrDescriptor(pdev->dev_speed, &len); + break; + + case USBD_IDX_MFC_STR: + pbuf = pdev->pDesc->GetManufacturerStrDescriptor(pdev->dev_speed, &len); + break; + + case USBD_IDX_PRODUCT_STR: + pbuf = pdev->pDesc->GetProductStrDescriptor(pdev->dev_speed, &len); + break; + + case USBD_IDX_SERIAL_STR: + pbuf = pdev->pDesc->GetSerialStrDescriptor(pdev->dev_speed, &len); + break; + + case USBD_IDX_CONFIG_STR: + pbuf = pdev->pDesc->GetConfigurationStrDescriptor(pdev->dev_speed, &len); + break; + + case USBD_IDX_INTERFACE_STR: + pbuf = pdev->pDesc->GetInterfaceStrDescriptor(pdev->dev_speed, &len); + break; + + default: +#if (USBD_SUPPORT_USER_STRING == 1) + pbuf = pdev->pClass->GetUsrStrDescriptor(pdev, (req->wValue) , &len); + break; +#else + USBD_CtlError(pdev , req); + return; +#endif + } + break; + case USB_DESC_TYPE_DEVICE_QUALIFIER: + + if(pdev->dev_speed == USBD_SPEED_HIGH ) + { + pbuf = (uint8_t *)pdev->pClass->GetDeviceQualifierDescriptor(&len); + break; + } + else + { + USBD_CtlError(pdev , req); + return; + } + + case USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION: + if(pdev->dev_speed == USBD_SPEED_HIGH ) + { + pbuf = (uint8_t *)pdev->pClass->GetOtherSpeedConfigDescriptor(&len); + pbuf[1] = USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION; + break; + } + else + { + USBD_CtlError(pdev , req); + return; + } + + default: + USBD_CtlError(pdev , req); + return; + } + + if((len != 0)&& (req->wLength != 0)) + { + + len = MIN(len , req->wLength); + + USBD_CtlSendData (pdev, + pbuf, + len); + } + +} + +/** +* @brief USBD_SetAddress +* Set device address +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_SetAddress(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + uint8_t dev_addr; + + if ((req->wIndex == 0) && (req->wLength == 0)) + { + dev_addr = (uint8_t)(req->wValue) & 0x7F; + + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + USBD_CtlError(pdev , req); + } + else + { + pdev->dev_address = dev_addr; + USBD_LL_SetUSBAddress(pdev, dev_addr); + USBD_CtlSendStatus(pdev); + + if (dev_addr != 0) + { + pdev->dev_state = USBD_STATE_ADDRESSED; + } + else + { + pdev->dev_state = USBD_STATE_DEFAULT; + } + } + } + else + { + USBD_CtlError(pdev , req); + } +} + +/** +* @brief USBD_SetConfig +* Handle Set device configuration request +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_SetConfig(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + + static uint8_t cfgidx; + + cfgidx = (uint8_t)(req->wValue); + + if (cfgidx > USBD_MAX_NUM_CONFIGURATION ) + { + USBD_CtlError(pdev , req); + } + else + { + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if (cfgidx) + { + pdev->dev_config = cfgidx; + pdev->dev_state = USBD_STATE_CONFIGURED; + if(USBD_SetClassConfig(pdev , cfgidx) == USBD_FAIL) + { + USBD_CtlError(pdev , req); + return; + } + USBD_CtlSendStatus(pdev); + } + else + { + USBD_CtlSendStatus(pdev); + } + break; + + case USBD_STATE_CONFIGURED: + if (cfgidx == 0) + { + pdev->dev_state = USBD_STATE_ADDRESSED; + pdev->dev_config = cfgidx; + USBD_ClrClassConfig(pdev , cfgidx); + USBD_CtlSendStatus(pdev); + + } + else if (cfgidx != pdev->dev_config) + { + /* Clear old configuration */ + USBD_ClrClassConfig(pdev , pdev->dev_config); + + /* set new configuration */ + pdev->dev_config = cfgidx; + if(USBD_SetClassConfig(pdev , cfgidx) == USBD_FAIL) + { + USBD_CtlError(pdev , req); + return; + } + USBD_CtlSendStatus(pdev); + } + else + { + USBD_CtlSendStatus(pdev); + } + break; + + default: + USBD_CtlError(pdev , req); + break; + } + } +} + +/** +* @brief USBD_GetConfig +* Handle Get device configuration request +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_GetConfig(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + + if (req->wLength != 1) + { + USBD_CtlError(pdev , req); + } + else + { + switch (pdev->dev_state ) + { + case USBD_STATE_ADDRESSED: + pdev->dev_default_config = 0; + USBD_CtlSendData (pdev, + (uint8_t *)&pdev->dev_default_config, + 1); + break; + + case USBD_STATE_CONFIGURED: + + USBD_CtlSendData (pdev, + (uint8_t *)&pdev->dev_config, + 1); + break; + + default: + USBD_CtlError(pdev , req); + break; + } + } +} + +/** +* @brief USBD_GetStatus +* Handle Get Status request +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_GetStatus(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + + + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + case USBD_STATE_CONFIGURED: + +#if ( USBD_SELF_POWERED == 1) + pdev->dev_config_status = USB_CONFIG_SELF_POWERED; +#else + pdev->dev_config_status = 0; +#endif + + if (pdev->dev_remote_wakeup) + { + pdev->dev_config_status |= USB_CONFIG_REMOTE_WAKEUP; + } + + USBD_CtlSendData (pdev, + (uint8_t *)& pdev->dev_config_status, + 2); + break; + + default : + USBD_CtlError(pdev , req); + break; + } +} + + +/** +* @brief USBD_SetFeature +* Handle Set device feature request +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_SetFeature(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + + if (req->wValue == USB_FEATURE_REMOTE_WAKEUP) + { + pdev->dev_remote_wakeup = 1; + pdev->pClass->Setup (pdev, req); + USBD_CtlSendStatus(pdev); + } + +} + + +/** +* @brief USBD_ClrFeature +* Handle clear device feature request +* @param pdev: device instance +* @param req: usb request +* @retval status +*/ +static void USBD_ClrFeature(USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + case USBD_STATE_CONFIGURED: + if (req->wValue == USB_FEATURE_REMOTE_WAKEUP) + { + pdev->dev_remote_wakeup = 0; + pdev->pClass->Setup (pdev, req); + USBD_CtlSendStatus(pdev); + } + break; + + default : + USBD_CtlError(pdev , req); + break; + } +} + +/** +* @brief USBD_ParseSetupRequest +* Copy buffer into setup structure +* @param pdev: device instance +* @param req: usb request +* @retval None +*/ + +void USBD_ParseSetupRequest(USBD_SetupReqTypedef *req, uint8_t *pdata) +{ + req->bmRequest = *(uint8_t *) (pdata); + req->bRequest = *(uint8_t *) (pdata + 1); + req->wValue = SWAPBYTE (pdata + 2); + req->wIndex = SWAPBYTE (pdata + 4); + req->wLength = SWAPBYTE (pdata + 6); + +} + +/** +* @brief USBD_CtlError +* Handle USB low level Error +* @param pdev: device instance +* @param req: usb request +* @retval None +*/ + +void USBD_CtlError( USBD_HandleTypeDef *pdev , + USBD_SetupReqTypedef *req) +{ + USBD_LL_StallEP(pdev , 0x80); + USBD_LL_StallEP(pdev , 0); +} + + +/** + * @brief USBD_GetString + * Convert Ascii string into unicode one + * @param desc : descriptor buffer + * @param unicode : Formatted string buffer (unicode) + * @param len : descriptor length + * @retval None + */ +void USBD_GetString(uint8_t *desc, uint8_t *unicode, uint16_t *len) +{ + uint8_t idx = 0; + + if (desc != NULL) + { + *len = USBD_GetLen(desc) * 2 + 2; + unicode[idx++] = *len; + unicode[idx++] = USB_DESC_TYPE_STRING; + + while (*desc != '\0') + { + unicode[idx++] = *desc++; + unicode[idx++] = 0x00; + } + } +} + +/** + * @brief USBD_GetLen + * return the string length + * @param buf : pointer to the ascii string buffer + * @retval string length + */ +static uint8_t USBD_GetLen(uint8_t *buf) +{ + uint8_t len = 0; + + while (*buf != '\0') + { + len++; + buf++; + } + + return len; +} +/** + * @} + */ + + +/** + * @} + */ + + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |