Split out endpoint and pipe stream functions into new EndpointStream.c/.h and PipeStream.c/.h files.
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Dean Camera
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4cc7f5200b
commit
e72f424f64
18 changed files with 1320 additions and 1161 deletions
233
LUFA/Drivers/USB/HighLevel/EndpointStream.c
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233
LUFA/Drivers/USB/HighLevel/EndpointStream.c
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2010.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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#define __INCLUDE_FROM_USB_DRIVER
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#include "USBMode.h"
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#if defined(USB_CAN_BE_DEVICE)
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#include "EndpointStream.h"
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#if !defined(CONTROL_ONLY_DEVICE)
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uint8_t Endpoint_Discard_Stream(uint16_t Length
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__CALLBACK_PARAM)
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{
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uint8_t ErrorCode;
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if ((ErrorCode = Endpoint_WaitUntilReady()))
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return ErrorCode;
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#if defined(FAST_STREAM_TRANSFERS)
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uint8_t BytesRemToAlignment = (Endpoint_BytesInEndpoint() & 0x07);
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if (Length >= 8)
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{
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Length -= BytesRemToAlignment;
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switch (BytesRemToAlignment)
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{
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default:
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do
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{
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if (!(Endpoint_IsReadWriteAllowed()))
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{
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Endpoint_ClearOUT();
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#if !defined(NO_STREAM_CALLBACKS)
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if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
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return ENDPOINT_RWSTREAM_CallbackAborted;
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#endif
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if ((ErrorCode = Endpoint_WaitUntilReady()))
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return ErrorCode;
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}
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Length -= 8;
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Endpoint_Discard_Byte();
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case 7: Endpoint_Discard_Byte();
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case 6: Endpoint_Discard_Byte();
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case 5: Endpoint_Discard_Byte();
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case 4: Endpoint_Discard_Byte();
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case 3: Endpoint_Discard_Byte();
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case 2: Endpoint_Discard_Byte();
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case 1: Endpoint_Discard_Byte();
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} while (Length >= 8);
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}
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}
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#endif
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while (Length)
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{
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if (!(Endpoint_IsReadWriteAllowed()))
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{
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Endpoint_ClearOUT();
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#if !defined(NO_STREAM_CALLBACKS)
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if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
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return ENDPOINT_RWSTREAM_CallbackAborted;
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#endif
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if ((ErrorCode = Endpoint_WaitUntilReady()))
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return ErrorCode;
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}
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else
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{
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Endpoint_Discard_Byte();
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Length--;
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}
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}
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return ENDPOINT_RWSTREAM_NoError;
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}
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_LE
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#define TEMPLATE_BUFFER_TYPE const void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr++))
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_LE
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#define TEMPLATE_BUFFER_TYPE const void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_LE
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#define TEMPLATE_BUFFER_TYPE const void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_BE
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#define TEMPLATE_BUFFER_TYPE const void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr--))
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_BE
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#define TEMPLATE_BUFFER_TYPE const void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_BE
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#define TEMPLATE_BUFFER_TYPE const void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_LE
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#define TEMPLATE_BUFFER_TYPE void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr++) = Endpoint_Read_Byte()
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_LE
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#define TEMPLATE_BUFFER_TYPE void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr++, Endpoint_Read_Byte())
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_BE
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#define TEMPLATE_BUFFER_TYPE void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr--) = Endpoint_Read_Byte()
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#include "Template/Template_Endpoint_RW.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_BE
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#define TEMPLATE_BUFFER_TYPE void*
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#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr--, Endpoint_Read_Byte())
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#include "Template/Template_Endpoint_RW.c"
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#endif
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_LE
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr++))
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#include "Template/Template_Endpoint_Control_W.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_LE
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
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#include "Template/Template_Endpoint_Control_W.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_LE
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
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#include "Template/Template_Endpoint_Control_W.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_BE
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr--))
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#include "Template/Template_Endpoint_Control_W.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_BE
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
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#include "Template/Template_Endpoint_Control_W.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_BE
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
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#include "Template/Template_Endpoint_Control_W.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_LE
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr++) = Endpoint_Read_Byte()
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#include "Template/Template_Endpoint_Control_R.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_LE
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#define TEMPLATE_BUFFER_OFFSET(Length) 0
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr++, Endpoint_Read_Byte())
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#include "Template/Template_Endpoint_Control_R.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_BE
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr--) = Endpoint_Read_Byte()
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#include "Template/Template_Endpoint_Control_R.c"
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#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_BE
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#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
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#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr--, Endpoint_Read_Byte())
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#include "Template/Template_Endpoint_Control_R.c"
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#endif
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