X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/a1e453e9001f7e69bde671e6dd4ebe65fa1400d0..d41cd9a41aca81eaa21e65e6c53672fe604fa3d5:/LUFA/Drivers/USB/Class/Host/CDC.c diff --git a/LUFA/Drivers/USB/Class/Host/CDC.c b/LUFA/Drivers/USB/Class/Host/CDC.c index 93a5895fc..e48d487ce 100644 --- a/LUFA/Drivers/USB/Class/Host/CDC.c +++ b/LUFA/Drivers/USB/Class/Host/CDC.c @@ -1,21 +1,21 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com + www.lufa-lib.org */ /* Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + 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 + 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 + 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 @@ -32,8 +32,8 @@ #include "../../HighLevel/USBMode.h" #if defined(USB_CAN_BE_HOST) -#define __INCLUDE_FROM_CDC_CLASS_HOST_C #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, @@ -59,10 +59,10 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo if (NotificationEndpoint) { if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DCOMP_CDC_Host_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found) + DCOMP_CDC_Host_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found) { return CDC_ENUMERROR_NoCompatibleInterfaceFound; - } + } DataINEndpoint = NULL; DataOUTEndpoint = NULL; @@ -70,7 +70,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo else { if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DCOMP_CDC_Host_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found) + DCOMP_CDC_Host_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found) { return CDC_ENUMERROR_NoCompatibleInterfaceFound; } @@ -79,10 +79,10 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo NotificationEndpoint = NULL; } - + continue; } - + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) @@ -97,13 +97,13 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo 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, + DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, CDCInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); CDCInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize; @@ -137,56 +137,59 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor) { - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) { - USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Interface_t); - - if ((CurrentInterface->Class == CDC_CONTROL_CLASS) && - (CurrentInterface->SubClass == CDC_CONTROL_SUBCLASS) && - (CurrentInterface->Protocol == CDC_CONTROL_PROTOCOL)) + 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) { - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) { - USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Interface_t); - - if ((CurrentInterface->Class == CDC_DATA_CLASS) && - (CurrentInterface->SubClass == CDC_DATA_SUBCLASS) && - (CurrentInterface->Protocol == CDC_DATA_PROTOCOL)) + 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) { - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint) + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) { - USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Endpoint_t); - - uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK); - + 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(CurrentEndpoint->EndpointAddress))) + !(Pipe_IsEndpointBound(Endpoint->EndpointAddress))) { return DESCRIPTOR_SEARCH_Found; } } - else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + else if (Header->Type == DTYPE_Interface) { return DESCRIPTOR_SEARCH_Fail; } @@ -198,7 +201,7 @@ 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(); @@ -206,14 +209,14 @@ void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) { 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); @@ -223,10 +226,12 @@ void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) 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) @@ -241,7 +246,7 @@ uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInf }; Pipe_SelectPipe(PIPE_CONTROLPIPE); - + return USB_Host_SendControlRequest(&CDCInterfaceInfo->State.LineEncoding); } @@ -257,7 +262,7 @@ uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* const CDCI }; Pipe_SelectPipe(PIPE_CONTROLPIPE); - + return USB_Host_SendControlRequest(NULL); } @@ -274,7 +279,7 @@ uint8_t CDC_Host_SendBreak(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, }; Pipe_SelectPipe(PIPE_CONTROLPIPE); - + return USB_Host_SendControlRequest(NULL); } @@ -287,12 +292,12 @@ uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, uint8_t ErrorCode; - Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); + Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); Pipe_Unfreeze(); ErrorCode = Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK); Pipe_Freeze(); - + return ErrorCode; } @@ -301,12 +306,12 @@ uint8_t CDC_Host_SendByte(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_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); Pipe_Unfreeze(); - + if (!(Pipe_IsReadWriteAllowed())) { Pipe_ClearOUT(); @@ -315,9 +320,9 @@ uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, return ErrorCode; } - Pipe_Write_Byte(Data); + Pipe_Write_Byte(Data); Pipe_Freeze(); - + return PIPE_READYWAIT_NoError; } @@ -325,7 +330,7 @@ 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(); @@ -346,7 +351,7 @@ uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo else { Pipe_Freeze(); - + return 0; } } @@ -355,7 +360,7 @@ 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); @@ -369,7 +374,7 @@ int16_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) if (!(Pipe_BytesInPipe())) Pipe_ClearIN(); } - + Pipe_Freeze(); return ReceivedByte; @@ -379,12 +384,12 @@ 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_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber); Pipe_Unfreeze(); - + if (!(Pipe_BytesInPipe())) return PIPE_READYWAIT_NoError; @@ -401,7 +406,7 @@ uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) } Pipe_Freeze(); - + return PIPE_READYWAIT_NoError; } @@ -438,7 +443,7 @@ static int CDC_Host_getchar(FILE* Stream) 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) @@ -457,3 +462,4 @@ void CDC_Host_Event_Stub(void) } #endif +