diff options
Diffstat (limited to 'LUFA/Drivers/USB/HighLevel/HostStandardReq.c')
| -rw-r--r-- | LUFA/Drivers/USB/HighLevel/HostStandardReq.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/LUFA/Drivers/USB/HighLevel/HostStandardReq.c b/LUFA/Drivers/USB/HighLevel/HostStandardReq.c deleted file mode 100644 index 16d0ffb17..000000000 --- a/LUFA/Drivers/USB/HighLevel/HostStandardReq.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2011. - - dean [at] fourwalledcubicle [dot] com - www.lufa-lib.org -*/ - -/* - Copyright 2011 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 "USBMode.h" - -#if defined(USB_CAN_BE_HOST) - -#define __INCLUDE_FROM_HOSTSTDREQ_C -#include "HostStandardReq.h" - -uint8_t USB_Host_SendControlRequest(void* const BufferPtr) -{ - uint8_t* HeaderStream = (uint8_t*)&USB_ControlRequest; - uint8_t* DataStream = (uint8_t*)BufferPtr; - bool BusSuspended = USB_Host_IsBusSuspended(); - uint8_t ReturnStatus = HOST_SENDCONTROL_Successful; - uint16_t DataLen = USB_ControlRequest.wLength; - - USB_Host_ResumeBus(); - - if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful) - goto End_Of_Control_Send; - - Pipe_SetPipeToken(PIPE_TOKEN_SETUP); - Pipe_ClearErrorFlags(); - - Pipe_Unfreeze(); - - for (uint8_t HeaderByte = 0; HeaderByte < sizeof(USB_Request_Header_t); HeaderByte++) - Pipe_Write_Byte(*(HeaderStream++)); - - Pipe_ClearSETUP(); - - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_SetupSent)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - - Pipe_Freeze(); - - if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful) - goto End_Of_Control_Send; - - if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST) - { - Pipe_SetPipeToken(PIPE_TOKEN_IN); - - if (DataStream != NULL) - { - while (DataLen) - { - Pipe_Unfreeze(); - - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - - if (!(Pipe_BytesInPipe())) - DataLen = 0; - - while (Pipe_BytesInPipe() && DataLen) - { - *(DataStream++) = Pipe_Read_Byte(); - DataLen--; - } - - Pipe_Freeze(); - Pipe_ClearIN(); - } - } - - Pipe_SetPipeToken(PIPE_TOKEN_OUT); - Pipe_Unfreeze(); - - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - - Pipe_ClearOUT(); - - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - } - else - { - if (DataStream != NULL) - { - Pipe_SetPipeToken(PIPE_TOKEN_OUT); - Pipe_Unfreeze(); - - while (DataLen) - { - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - - while (DataLen && (Pipe_BytesInPipe() < USB_ControlPipeSize)) - { - Pipe_Write_Byte(*(DataStream++)); - DataLen--; - } - - Pipe_ClearOUT(); - } - - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - - Pipe_Freeze(); - } - - Pipe_SetPipeToken(PIPE_TOKEN_IN); - Pipe_Unfreeze(); - - if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful) - goto End_Of_Control_Send; - - Pipe_ClearIN(); - } - -End_Of_Control_Send: - Pipe_Freeze(); - - if (BusSuspended) - USB_Host_SuspendBus(); - - Pipe_ResetPipe(PIPE_CONTROLPIPE); - - return ReturnStatus; -} - -static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType) -{ - #if (USB_HOST_TIMEOUT_MS < 0xFF) - uint8_t TimeoutCounter = USB_HOST_TIMEOUT_MS; - #else - uint16_t TimeoutCounter = USB_HOST_TIMEOUT_MS; - #endif - - while (!(((WaitType == USB_HOST_WAITFOR_SetupSent) && Pipe_IsSETUPSent()) || - ((WaitType == USB_HOST_WAITFOR_InReceived) && Pipe_IsINReceived()) || - ((WaitType == USB_HOST_WAITFOR_OutReady) && Pipe_IsOUTReady()))) - { - uint8_t ErrorCode; - - if ((ErrorCode = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful) - return ErrorCode; - - if (!(TimeoutCounter--)) - return HOST_SENDCONTROL_SoftwareTimeOut; - } - - return HOST_SENDCONTROL_Successful; -} - -#endif - |