Split out endpoint and pipe stream functions into new EndpointStream.c/.h and PipeStream.c/.h files.
Dean Camera
15 years ago
parent
4cc7f5200b
commit
e72f424f64
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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
|
||||
documentation, and that the name of the author not be used in
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||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
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The author disclaim all warranties with regard to this
|
||||
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
|
||||
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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@ -0,0 +1,524 @@
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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
|
||||
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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/** \file
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* \brief USB device endpoint stream function definitions.
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*
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* This file contains structures, function prototypes and macros related to the sending and receiving of
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* arbitrary data streams through the device's data endpoints when the library is initialized in USB device mode.
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*
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* \note This file should not be included directly. It is automatically included as needed by the USB driver
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* dispatch header located in LUFA/Drivers/USB/USB.h.
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*/
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/** \ingroup Group_EndpointRW
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* @defgroup Group_EndpointStreamRW Read/Write of Multi-Byte Streams
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*
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* Functions, macros, variables, enums and types related to data reading and writing of data streams from
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* and to endpoints.
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*
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* @{
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*/
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#ifndef __ENDPOINT_STREAM_H__
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#define __ENDPOINT_STREAM_H__
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/* Includes: */
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#include <avr/io.h>
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#include <avr/pgmspace.h>
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#include <avr/eeprom.h>
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#include <stdbool.h>
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#include "../../../Common/Common.h"
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#include "USBTask.h"
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#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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#include "StreamCallbacks.h"
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#endif
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Preprocessor Checks: */
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#if !defined(__INCLUDE_FROM_USB_DRIVER)
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#error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
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#endif
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#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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#define __CALLBACK_PARAM , StreamCallbackPtr_t Callback
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#else
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#define __CALLBACK_PARAM
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#endif
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/* Public Interface - May be used in end-application: */
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/* Enums: */
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/** Enum for the possible error return codes of the Endpoint_*_Stream_* functions. */
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enum Endpoint_Stream_RW_ErrorCodes_t
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{
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ENDPOINT_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
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ENDPOINT_RWSTREAM_EndpointStalled = 1, /**< The endpoint was stalled during the stream
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* transfer by the host or device.
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*/
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ENDPOINT_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
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* the transfer.
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*/
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ENDPOINT_RWSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
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* no USB endpoint traffic can occur until the bus
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* has resumed.
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*/
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ENDPOINT_RWSTREAM_Timeout = 4, /**< The host failed to accept or send the next packet
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* within the software timeout period set by the
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* \ref USB_STREAM_TIMEOUT_MS macro.
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*/
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ENDPOINT_RWSTREAM_CallbackAborted = 5, /**< Indicates that the stream's callback function
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* aborted the transfer early.
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*/
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};
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/** Enum for the possible error return codes of the Endpoint_*_Control_Stream_* functions. */
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enum Endpoint_ControlStream_RW_ErrorCodes_t
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{
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ENDPOINT_RWCSTREAM_NoError = 0, /**< Command completed successfully, no error. */
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ENDPOINT_RWCSTREAM_HostAborted = 1, /**< The aborted the transfer prematurely. */
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ENDPOINT_RWCSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
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* the transfer.
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*/
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ENDPOINT_RWCSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
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* no USB endpoint traffic can occur until the bus
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* has resumed.
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*/
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};
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/* Function Prototypes: */
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/** Reads and discards the given number of bytes from the endpoint from the given buffer,
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* discarding fully read packets from the host as needed. The last packet is not automatically
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* discarded once the remaining bytes has been read; the user is responsible for manually
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* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
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* each USB packet, the given stream callback function is executed repeatedly until the next
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* packet is ready, allowing for early aborts of stream transfers.
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*
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* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
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* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
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* disabled and this function has the Callback parameter omitted.
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*
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* \note This routine should not be used on CONTROL type endpoints.
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*
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* \param[in] Length Number of bytes to send via the currently selected endpoint.
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* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
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*
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Discard_Stream(uint16_t Length
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__CALLBACK_PARAM);
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/** Writes the given number of bytes to the endpoint from the given buffer in little endian,
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* sending full packets to the host as needed. The last packet filled is not automatically sent;
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* the user is responsible for manually sending the last written packet to the host via the
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* \ref Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
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* is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
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* aborts of stream transfers.
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*
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* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
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* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
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* disabled and this function has the Callback parameter omitted.
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*
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* \note This routine should not be used on CONTROL type endpoints.
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*
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* \param[in] Buffer Pointer to the source data buffer to read from.
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* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
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* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
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*
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Write_Stream_LE(const void* Buffer,
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uint16_t Length
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__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
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/** EEPROM buffer source version of \ref Endpoint_Write_Stream_LE().
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*
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* \param[in] Buffer Pointer to the source data buffer to read from.
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* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
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* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
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*
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Write_EStream_LE(const void* Buffer,
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uint16_t Length
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__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
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/** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().
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*
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* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
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*
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* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_PStream_LE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Writes the given number of bytes to the endpoint from the given buffer in big endian,
|
||||
* sending full packets to the host as needed. The last packet filled is not automatically sent;
|
||||
* the user is responsible for manually sending the last written packet to the host via the
|
||||
* \ref Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
|
||||
* is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
|
||||
* aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* \note This routine should not be used on CONTROL type endpoints.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Stream_BE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Endpoint_Write_Stream_BE().
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_EStream_BE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** FLASH buffer source version of \ref Endpoint_Write_Stream_BE().
|
||||
*
|
||||
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_PStream_BE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Reads the given number of bytes from the endpoint from the given buffer in little endian,
|
||||
* discarding fully read packets from the host as needed. The last packet is not automatically
|
||||
* discarded once the remaining bytes has been read; the user is responsible for manually
|
||||
* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
|
||||
* each USB packet, the given stream callback function is executed repeatedly until the endpoint
|
||||
* is ready to accept the next packet, allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* \note This routine should not be used on CONTROL type endpoints.
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_Stream_LE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Endpoint_Read_Stream_LE().
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_EStream_LE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Reads the given number of bytes from the endpoint from the given buffer in big endian,
|
||||
* discarding fully read packets from the host as needed. The last packet is not automatically
|
||||
* discarded once the remaining bytes has been read; the user is responsible for manually
|
||||
* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
|
||||
* each USB packet, the given stream callback function is executed repeatedly until the endpoint
|
||||
* is ready to accept the next packet, allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* \note This routine should not be used on CONTROL type endpoints.
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_Stream_BE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Endpoint_Read_Stream_BE().
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_EStream_BE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
|
||||
* sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
|
||||
* in both failure and success states; the user is responsible for manually clearing the setup OUT to
|
||||
* finalize the transfer via the \ref Endpoint_ClearOUT() macro.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Control_Stream_LE(const void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Control_EStream_LE(const void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_LE().
|
||||
*
|
||||
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Control_PStream_LE(const void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
|
||||
* sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
|
||||
* in both failure and success states; the user is responsible for manually clearing the setup OUT to
|
||||
* finalize the transfer via the \ref Endpoint_ClearOUT() macro.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Control_Stream_BE(const void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Control_EStream_BE(const void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_BE().
|
||||
*
|
||||
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Write_Control_PStream_BE(const void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
|
||||
* discarding fully read packets from the host as needed. The device IN acknowledgement is not
|
||||
* automatically sent after success or failure states; the user is responsible for manually sending the
|
||||
* setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_Control_Stream_LE(void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_LE().
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_Control_EStream_LE(void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
|
||||
* discarding fully read packets from the host as needed. The device IN acknowledgement is not
|
||||
* automatically sent after success or failure states; the user is responsible for manually sending the
|
||||
* setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_Control_Stream_BE(void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().
|
||||
*
|
||||
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
||||
* to clear the status stage when using this routine in a control transaction.
|
||||
* \n\n
|
||||
*
|
||||
* \note This routine should only be used on CONTROL type endpoints.
|
||||
*
|
||||
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
||||
* together; i.e. the entire stream data must be read or written at the one time.
|
||||
*
|
||||
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
||||
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
||||
*
|
||||
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Endpoint_Read_Control_EStream_BE(void* Buffer,
|
||||
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
@ -0,0 +1,195 @@
|
||||
/*
|
||||
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 "USBMode.h"
|
||||
|
||||
#if defined(USB_CAN_BE_HOST)
|
||||
|
||||
#include "PipeStream.h"
|
||||
|
||||
uint8_t Pipe_Discard_Stream(uint16_t Length
|
||||
__CALLBACK_PARAM)
|
||||
{
|
||||
uint8_t ErrorCode;
|
||||
|
||||
Pipe_SetPipeToken(PIPE_TOKEN_IN);
|
||||
|
||||
if ((ErrorCode = Pipe_WaitUntilReady()))
|
||||
return ErrorCode;
|
||||
|
||||
#if defined(FAST_STREAM_TRANSFERS)
|
||||
uint8_t BytesRemToAlignment = (Pipe_BytesInPipe() & 0x07);
|
||||
|
||||
if (Length >= 8)
|
||||
{
|
||||
Length -= BytesRemToAlignment;
|
||||
|
||||
switch (BytesRemToAlignment)
|
||||
{
|
||||
default:
|
||||
do
|
||||
{
|
||||
if (!(Pipe_IsReadWriteAllowed()))
|
||||
{
|
||||
Pipe_ClearIN();
|
||||
|
||||
#if !defined(NO_STREAM_CALLBACKS)
|
||||
if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
|
||||
return PIPE_RWSTREAM_CallbackAborted;
|
||||
#endif
|
||||
|
||||
if ((ErrorCode = Pipe_WaitUntilReady()))
|
||||
return ErrorCode;
|
||||
}
|
||||
|
||||
Length -= 8;
|
||||
|
||||
Pipe_Discard_Byte();
|
||||
case 7: Pipe_Discard_Byte();
|
||||
case 6: Pipe_Discard_Byte();
|
||||
case 5: Pipe_Discard_Byte();
|
||||
case 4: Pipe_Discard_Byte();
|
||||
case 3: Pipe_Discard_Byte();
|
||||
case 2: Pipe_Discard_Byte();
|
||||
case 1: Pipe_Discard_Byte();
|
||||
} while (Length >= 8);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
while (Length)
|
||||
{
|
||||
if (!(Pipe_IsReadWriteAllowed()))
|
||||
{
|
||||
Pipe_ClearIN();
|
||||
|
||||
#if !defined(NO_STREAM_CALLBACKS)
|
||||
if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
|
||||
return PIPE_RWSTREAM_CallbackAborted;
|
||||
#endif
|
||||
|
||||
if ((ErrorCode = Pipe_WaitUntilReady()))
|
||||
return ErrorCode;
|
||||
}
|
||||
else
|
||||
{
|
||||
Pipe_Discard_Byte();
|
||||
Length--;
|
||||
}
|
||||
}
|
||||
|
||||
return PIPE_RWSTREAM_NoError;
|
||||
}
|
||||
|
||||
/* The following abuses the C preprocessor in order to copy-past common code with slight alterations,
|
||||
* so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_LE
|
||||
#define TEMPLATE_BUFFER_TYPE const void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) 0
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(*((uint8_t*)BufferPtr++))
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Write_PStream_LE
|
||||
#define TEMPLATE_BUFFER_TYPE const void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) 0
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Write_EStream_LE
|
||||
#define TEMPLATE_BUFFER_TYPE const void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) 0
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_BE
|
||||
#define TEMPLATE_BUFFER_TYPE const void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(*((uint8_t*)BufferPtr--))
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Write_PStream_BE
|
||||
#define TEMPLATE_BUFFER_TYPE const void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Write_EStream_BE
|
||||
#define TEMPLATE_BUFFER_TYPE const void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_LE
|
||||
#define TEMPLATE_BUFFER_TYPE void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_IN
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) 0
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr++) = Pipe_Read_Byte()
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Read_EStream_LE
|
||||
#define TEMPLATE_BUFFER_TYPE void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_IN
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) 0
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr++, Pipe_Read_Byte())
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_BE
|
||||
#define TEMPLATE_BUFFER_TYPE void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_IN
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr--) = Pipe_Read_Byte()
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#define TEMPLATE_FUNC_NAME Pipe_Read_EStream_BE
|
||||
#define TEMPLATE_BUFFER_TYPE void*
|
||||
#define TEMPLATE_TOKEN PIPE_TOKEN_IN
|
||||
#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
|
||||
#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
|
||||
#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr--, Pipe_Read_Byte())
|
||||
#include "Template/Template_Pipe_RW.c"
|
||||
|
||||
#endif
|
||||
@ -0,0 +1,298 @@
|
||||
/*
|
||||
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.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
* \brief USB host pipe stream function definitions.
|
||||
*
|
||||
* This file contains structures, function prototypes and macros related to the sending and receiving of
|
||||
* arbitrary data streams through the device's data pipes when the library is initialized in USB host mode.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the USB driver
|
||||
* dispatch header located in LUFA/Drivers/USB/USB.h.
|
||||
*/
|
||||
|
||||
/** \ingroup Group_PipeRW
|
||||
* @defgroup Group_PipeStreamRW Read/Write of Multi-Byte Streams
|
||||
*
|
||||
* Functions, macros, variables, enums and types related to data reading and writing of data streams from
|
||||
* and to pipes.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __PIPE_STREAM_H__
|
||||
#define __PIPE_STREAM_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/eeprom.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
#include "../../../Common/Common.h"
|
||||
#include "USBTask.h"
|
||||
|
||||
#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
|
||||
#include "StreamCallbacks.h"
|
||||
#endif
|
||||
|
||||
/* Enable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Preprocessor Checks: */
|
||||
#if !defined(__INCLUDE_FROM_USB_DRIVER)
|
||||
#error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
|
||||
#endif
|
||||
|
||||
#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
|
||||
#define __CALLBACK_PARAM , StreamCallbackPtr_t Callback
|
||||
#else
|
||||
#define __CALLBACK_PARAM
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Enums: */
|
||||
/** Enum for the possible error return codes of the Pipe_*_Stream_* functions. */
|
||||
enum Pipe_Stream_RW_ErrorCodes_t
|
||||
{
|
||||
PIPE_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
|
||||
PIPE_RWSTREAM_PipeStalled = 1, /**< The device stalled the pipe during the transfer. */
|
||||
PIPE_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
|
||||
* the transfer.
|
||||
*/
|
||||
PIPE_RWSTREAM_Timeout = 3, /**< The device failed to accept or send the next packet
|
||||
* within the software timeout period set by the
|
||||
* \ref USB_STREAM_TIMEOUT_MS macro.
|
||||
*/
|
||||
PIPE_RWSTREAM_CallbackAborted = 4, /**< Indicates that the stream's callback function aborted
|
||||
* the transfer early.
|
||||
*/
|
||||
};
|
||||
|
||||
/* Function Prototypes: */
|
||||
/** Reads and discards the given number of bytes from the pipe, discarding fully read packets from the host
|
||||
* as needed. The last packet is not automatically discarded once the remaining bytes has been read; the
|
||||
* user is responsible for manually discarding the last packet from the device via the \ref Pipe_ClearIN() macro.
|
||||
* Between each USB packet, the given stream callback function is executed repeatedly until the next packet is ready,
|
||||
* allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
|
||||
* having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
|
||||
*
|
||||
* \param[in] Length Number of bytes to send via the currently selected pipe.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Discard_Stream(uint16_t Length
|
||||
__CALLBACK_PARAM);
|
||||
|
||||
/** Writes the given number of bytes to the pipe from the given buffer in little endian,
|
||||
* sending full packets to the device as needed. The last packet filled is not automatically sent;
|
||||
* the user is responsible for manually sending the last written packet to the host via the
|
||||
* \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
|
||||
* executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
|
||||
* having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Write_Stream_LE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Pipe_Write_Stream_LE().
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Write_EStream_LE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** FLASH buffer source version of \ref Pipe_Write_Stream_LE().
|
||||
*
|
||||
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Write_PStream_LE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Writes the given number of bytes to the pipe from the given buffer in big endian,
|
||||
* sending full packets to the device as needed. The last packet filled is not automatically sent;
|
||||
* the user is responsible for manually sending the last written packet to the host via the
|
||||
* \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
|
||||
* executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
|
||||
* having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Write_Stream_BE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Pipe_Write_Stream_BE().
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Write_EStream_BE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** FLASH buffer source version of \ref Pipe_Write_Stream_BE().
|
||||
*
|
||||
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
||||
*
|
||||
* \param[in] Buffer Pointer to the source data buffer to read from.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Write_PStream_BE(const void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Reads the given number of bytes from the pipe into the given buffer in little endian,
|
||||
* sending full packets to the device as needed. The last packet filled is not automatically sent;
|
||||
* the user is responsible for manually sending the last written packet to the host via the
|
||||
* \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
|
||||
* executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
|
||||
* having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
|
||||
*
|
||||
* \param[out] Buffer Pointer to the source data buffer to write to.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe to read from.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Read_Stream_LE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Pipe_Read_Stream_LE().
|
||||
*
|
||||
* \param[out] Buffer Pointer to the source data buffer to write to.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe to read from.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Read_EStream_LE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Reads the given number of bytes from the pipe into the given buffer in big endian,
|
||||
* sending full packets to the device as needed. The last packet filled is not automatically sent;
|
||||
* the user is responsible for manually sending the last written packet to the host via the
|
||||
* \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
|
||||
* executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
|
||||
*
|
||||
* The callback routine should be created according to the information in \ref Group_StreamCallbacks.
|
||||
* If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
|
||||
* disabled and this function has the Callback parameter omitted.
|
||||
*
|
||||
* The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
|
||||
* having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
|
||||
*
|
||||
* \param[out] Buffer Pointer to the source data buffer to write to.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe to read from.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Read_Stream_BE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** EEPROM buffer source version of \ref Pipe_Read_Stream_BE().
|
||||
*
|
||||
* \param[out] Buffer Pointer to the source data buffer to write to.
|
||||
* \param[in] Length Number of bytes to read for the currently selected pipe to read from.
|
||||
* \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
|
||||
*
|
||||
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
|
||||
*/
|
||||
uint8_t Pipe_Read_EStream_BE(void* Buffer,
|
||||
uint16_t Length
|
||||
__CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
Loading…
Reference in new issue