Merge branch 'tmaster' into future

[fw/stlink] / example / stm32f4 / STM32_USB_Device_Library / Core / src / usbd_ioreq.c

diff --git a/example/stm32f4/STM32_USB_Device_Library/Core/src/usbd_ioreq.c b/example/stm32f4/STM32_USB_Device_Library/Core/src/usbd_ioreq.c
new file mode 100644 (file)
index 0000000..6964766
--- /dev/null
+++ b/example/stm32f4/STM32_USB_Device_Library/Core/src/usbd_ioreq.c
@@ -0,0 +1,237 @@
+/**
+  ******************************************************************************
+  * @file    usbd_ioreq.c
+  * @author  MCD Application Team
+  * @version V1.0.0
+  * @date    22-July-2011
+  * @brief   This file provides the IO requests APIs for control endpoints.
+  ******************************************************************************
+  * @attention
+  *
+  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************
+  */ 
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_ioreq.h"
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+  * @{
+  */
+
+
+/** @defgroup USBD_IOREQ 
+  * @brief control I/O requests module
+  * @{
+  */ 
+
+/** @defgroup USBD_IOREQ_Private_TypesDefinitions
+  * @{
+  */ 
+/**
+  * @}
+  */ 
+
+
+/** @defgroup USBD_IOREQ_Private_Defines
+  * @{
+  */ 
+
+/**
+  * @}
+  */ 
+
+
+/** @defgroup USBD_IOREQ_Private_Macros
+  * @{
+  */ 
+/**
+  * @}
+  */ 
+
+
+/** @defgroup USBD_IOREQ_Private_Variables
+  * @{
+  */ 
+
+/**
+  * @}
+  */ 
+
+
+/** @defgroup USBD_IOREQ_Private_FunctionPrototypes
+  * @{
+  */ 
+/**
+  * @}
+  */ 
+
+
+/** @defgroup USBD_IOREQ_Private_Functions
+  * @{
+  */ 
+
+/**
+* @brief  USBD_CtlSendData
+*         send data on the ctl pipe
+* @param  pdev: device instance
+* @param  buff: pointer to data buffer
+* @param  len: length of data to be sent
+* @retval status
+*/
+USBD_Status  USBD_CtlSendData (USB_OTG_CORE_HANDLE  *pdev, 
+                               uint8_t *pbuf,
+                               uint16_t len)
+{
+  USBD_Status ret = USBD_OK;
+  
+  pdev->dev.in_ep[0].total_data_len = len;
+  pdev->dev.in_ep[0].rem_data_len   = len;
+  pdev->dev.device_state = USB_OTG_EP0_DATA_IN;
+
+  DCD_EP_Tx (pdev, 0, pbuf, len);
+ 
+  return ret;
+}
+
+/**
+* @brief  USBD_CtlContinueSendData
+*         continue sending data on the ctl pipe
+* @param  pdev: device instance
+* @param  buff: pointer to data buffer
+* @param  len: length of data to be sent
+* @retval status
+*/
+USBD_Status  USBD_CtlContinueSendData (USB_OTG_CORE_HANDLE  *pdev, 
+                                       uint8_t *pbuf,
+                                       uint16_t len)
+{
+  USBD_Status ret = USBD_OK;
+  
+  DCD_EP_Tx (pdev, 0, pbuf, len);
+  
+  
+  return ret;
+}
+
+/**
+* @brief  USBD_CtlPrepareRx
+*         receive data on the ctl pipe
+* @param  pdev: USB OTG device instance
+* @param  buff: pointer to data buffer
+* @param  len: length of data to be received
+* @retval status
+*/
+USBD_Status  USBD_CtlPrepareRx (USB_OTG_CORE_HANDLE  *pdev,
+                                  uint8_t *pbuf,                                  
+                                  uint16_t len)
+{
+  USBD_Status ret = USBD_OK;
+  
+  pdev->dev.out_ep[0].total_data_len = len;
+  pdev->dev.out_ep[0].rem_data_len   = len;
+  pdev->dev.device_state = USB_OTG_EP0_DATA_OUT;
+  
+  DCD_EP_PrepareRx (pdev,
+                    0,
+                    pbuf,
+                    len);
+  
+
+  return ret;
+}
+
+/**
+* @brief  USBD_CtlContinueRx
+*         continue receive data on the ctl pipe
+* @param  pdev: USB OTG device instance
+* @param  buff: pointer to data buffer
+* @param  len: length of data to be received
+* @retval status
+*/
+USBD_Status  USBD_CtlContinueRx (USB_OTG_CORE_HANDLE  *pdev, 
+                                          uint8_t *pbuf,                                          
+                                          uint16_t len)
+{
+  USBD_Status ret = USBD_OK;
+  
+  DCD_EP_PrepareRx (pdev,
+                    0,                     
+                    pbuf,                         
+                    len);
+  return ret;
+}
+/**
+* @brief  USBD_CtlSendStatus
+*         send zero lzngth packet on the ctl pipe
+* @param  pdev: USB OTG device instance
+* @retval status
+*/
+USBD_Status  USBD_CtlSendStatus (USB_OTG_CORE_HANDLE  *pdev)
+{
+  USBD_Status ret = USBD_OK;
+  pdev->dev.device_state = USB_OTG_EP0_STATUS_IN;
+  DCD_EP_Tx (pdev,
+             0,
+             NULL, 
+             0); 
+  
+  USB_OTG_EP0_OutStart(pdev);  
+  
+  return ret;
+}
+
+/**
+* @brief  USBD_CtlReceiveStatus
+*         receive zero lzngth packet on the ctl pipe
+* @param  pdev: USB OTG device instance
+* @retval status
+*/
+USBD_Status  USBD_CtlReceiveStatus (USB_OTG_CORE_HANDLE  *pdev)
+{
+  USBD_Status ret = USBD_OK;
+  pdev->dev.device_state = USB_OTG_EP0_STATUS_OUT;  
+  DCD_EP_PrepareRx ( pdev,
+                    0,
+                    NULL,
+                    0);  
+
+  USB_OTG_EP0_OutStart(pdev);
+  
+  return ret;
+}
+
+
+/**
+* @brief  USBD_GetRxCount
+*         returns the received data length
+* @param  pdev: USB OTG device instance
+*         epnum: endpoint index
+* @retval Rx Data blength
+*/
+uint16_t  USBD_GetRxCount (USB_OTG_CORE_HANDLE  *pdev , uint8_t epnum)
+{
+  return pdev->dev.out_ep[epnum].xfer_count;
+}
+
+/**
+  * @}
+  */ 
+
+
+/**
+  * @}
+  */ 
+
+
+/**
+  * @}
+  */ 
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/