From 071e02c6b6b4837fa9cf0b6d4c749994e02638d7 Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Sat, 8 May 2010 03:12:14 +0000 Subject: Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style. --- LUFA/Drivers/USB/Class/Host/MIDI.c | 372 ++++++++++++++++++------------------- 1 file changed, 186 insertions(+), 186 deletions(-) (limited to 'LUFA/Drivers/USB/Class/Host/MIDI.c') diff --git a/LUFA/Drivers/USB/Class/Host/MIDI.c b/LUFA/Drivers/USB/Class/Host/MIDI.c index c2e6257c4..f5505959a 100644 --- a/LUFA/Drivers/USB/Class/Host/MIDI.c +++ b/LUFA/Drivers/USB/Class/Host/MIDI.c @@ -1,186 +1,186 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2010. - - dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com -*/ - -/* - 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. -*/ - -#define __INCLUDE_FROM_USB_DRIVER -#include "../../HighLevel/USBMode.h" -#if defined(USB_CAN_BE_HOST) - -#define __INCLUDE_FROM_MIDI_CLASS_HOST_C -#define __INCLUDE_FROM_MIDI_DRIVER -#include "MIDI.h" - -uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, uint16_t ConfigDescriptorSize, - void* ConfigDescriptorData) -{ - uint8_t FoundEndpoints = 0; - - memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State)); - - if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) - return MIDI_ENUMERROR_InvalidConfigDescriptor; - - if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DComp_MIDI_Host_NextMIDIStreamingInterface) != DESCRIPTOR_SEARCH_COMP_Found) - { - return MIDI_ENUMERROR_NoStreamingInterfaceFound; - } - - while (FoundEndpoints != (MIDI_FOUND_DATAPIPE_IN | MIDI_FOUND_DATAPIPE_OUT)) - { - if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DComp_MIDI_Host_NextMIDIStreamingDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) - { - return MIDI_ENUMERROR_EndpointsNotFound; - } - - USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); - - if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) - { - Pipe_ConfigurePipe(MIDIInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN, - EndpointData->EndpointAddress, EndpointData->EndpointSize, - MIDIInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); - MIDIInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize; - - FoundEndpoints |= MIDI_FOUND_DATAPIPE_IN; - } - else - { - Pipe_ConfigurePipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT, - EndpointData->EndpointAddress, EndpointData->EndpointSize, - MIDIInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); - MIDIInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize; - - FoundEndpoints |= MIDI_FOUND_DATAPIPE_OUT; - } - } - - MIDIInterfaceInfo->State.IsActive = true; - return MIDI_ENUMERROR_NoError; -} - -static uint8_t DComp_MIDI_Host_NextMIDIStreamingInterface(void* const CurrentDescriptor) -{ - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) - { - USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Interface_t); - - if ((CurrentInterface->Class == MIDI_STREAMING_CLASS) && - (CurrentInterface->SubClass == MIDI_STREAMING_SUBCLASS) && - (CurrentInterface->Protocol == MIDI_STREAMING_PROTOCOL)) - { - return DESCRIPTOR_SEARCH_Found; - } - } - - return DESCRIPTOR_SEARCH_NotFound; -} - -static uint8_t DComp_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const CurrentDescriptor) -{ - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint) - { - USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Endpoint_t); - - uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK); - - if ((EndpointType == EP_TYPE_BULK) && !(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))) - return DESCRIPTOR_SEARCH_Found; - } - else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) - { - return DESCRIPTOR_SEARCH_Fail; - } - - return DESCRIPTOR_SEARCH_NotFound; -} - -uint8_t MIDI_Host_Flush(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) -{ - if (USB_HostState != HOST_STATE_Configured) - return PIPE_RWSTREAM_DeviceDisconnected; - - uint8_t ErrorCode; - - Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber); - - if (Pipe_BytesInPipe()) - { - Pipe_ClearOUT(); - - if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) - return ErrorCode; - } - - return PIPE_READYWAIT_NoError; -} - -uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event) -{ - if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) - return HOST_SENDCONTROL_DeviceDisconnected; - - Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber); - - if (Pipe_IsReadWriteAllowed()) - { - uint8_t ErrorCode; - - if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) - return ErrorCode; - - if (!(Pipe_IsReadWriteAllowed())) - Pipe_ClearOUT(); - } - - return PIPE_RWSTREAM_NoError; -} - -bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event) -{ - if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) - return HOST_SENDCONTROL_DeviceDisconnected; - - Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipeNumber); - - if (!(Pipe_IsReadWriteAllowed())) - return false; - - Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK); - - if (!(Pipe_IsReadWriteAllowed())) - Pipe_ClearIN(); - - return true; -} - -#endif +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.fourwalledcubicle.com +*/ + +/* + 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. +*/ + +#define __INCLUDE_FROM_USB_DRIVER +#include "../../HighLevel/USBMode.h" +#if defined(USB_CAN_BE_HOST) + +#define __INCLUDE_FROM_MIDI_CLASS_HOST_C +#define __INCLUDE_FROM_MIDI_DRIVER +#include "MIDI.h" + +uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) +{ + uint8_t FoundEndpoints = 0; + + memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State)); + + if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) + return MIDI_ENUMERROR_InvalidConfigDescriptor; + + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DComp_MIDI_Host_NextMIDIStreamingInterface) != DESCRIPTOR_SEARCH_COMP_Found) + { + return MIDI_ENUMERROR_NoStreamingInterfaceFound; + } + + while (FoundEndpoints != (MIDI_FOUND_DATAPIPE_IN | MIDI_FOUND_DATAPIPE_OUT)) + { + if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, + DComp_MIDI_Host_NextMIDIStreamingDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) + { + return MIDI_ENUMERROR_EndpointsNotFound; + } + + USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); + + if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN) + { + Pipe_ConfigurePipe(MIDIInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN, + EndpointData->EndpointAddress, EndpointData->EndpointSize, + MIDIInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + MIDIInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize; + + FoundEndpoints |= MIDI_FOUND_DATAPIPE_IN; + } + else + { + Pipe_ConfigurePipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT, + EndpointData->EndpointAddress, EndpointData->EndpointSize, + MIDIInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE); + MIDIInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize; + + FoundEndpoints |= MIDI_FOUND_DATAPIPE_OUT; + } + } + + MIDIInterfaceInfo->State.IsActive = true; + return MIDI_ENUMERROR_NoError; +} + +static uint8_t DComp_MIDI_Host_NextMIDIStreamingInterface(void* const CurrentDescriptor) +{ + if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + { + USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor, + USB_Descriptor_Interface_t); + + if ((CurrentInterface->Class == MIDI_STREAMING_CLASS) && + (CurrentInterface->SubClass == MIDI_STREAMING_SUBCLASS) && + (CurrentInterface->Protocol == MIDI_STREAMING_PROTOCOL)) + { + return DESCRIPTOR_SEARCH_Found; + } + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +static uint8_t DComp_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const CurrentDescriptor) +{ + if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint) + { + USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor, + USB_Descriptor_Endpoint_t); + + uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK); + + if ((EndpointType == EP_TYPE_BULK) && !(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))) + return DESCRIPTOR_SEARCH_Found; + } + else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + { + return DESCRIPTOR_SEARCH_Fail; + } + + return DESCRIPTOR_SEARCH_NotFound; +} + +uint8_t MIDI_Host_Flush(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) +{ + if (USB_HostState != HOST_STATE_Configured) + return PIPE_RWSTREAM_DeviceDisconnected; + + uint8_t ErrorCode; + + Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber); + + if (Pipe_BytesInPipe()) + { + Pipe_ClearOUT(); + + if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) + return ErrorCode; + } + + return PIPE_READYWAIT_NoError; +} + +uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber); + + if (Pipe_IsReadWriteAllowed()) + { + uint8_t ErrorCode; + + if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + if (!(Pipe_IsReadWriteAllowed())) + Pipe_ClearOUT(); + } + + return PIPE_RWSTREAM_NoError; +} + +bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event) +{ + if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) + return HOST_SENDCONTROL_DeviceDisconnected; + + Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipeNumber); + + if (!(Pipe_IsReadWriteAllowed())) + return false; + + Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK); + + if (!(Pipe_IsReadWriteAllowed())) + Pipe_ClearIN(); + + return true; +} + +#endif -- cgit v1.2.3