diff options
Diffstat (limited to 'LUFA/Drivers/USB/LowLevel/Pipe.c')
| -rw-r--r-- | LUFA/Drivers/USB/LowLevel/Pipe.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.c b/LUFA/Drivers/USB/LowLevel/Pipe.c index f8cf4f9ba..a8eb50f63 100644 --- a/LUFA/Drivers/USB/LowLevel/Pipe.c +++ b/LUFA/Drivers/USB/LowLevel/Pipe.c @@ -33,7 +33,6 @@ #if defined(USB_CAN_BE_HOST) -#define __INCLUDE_FROM_PIPE_C #include "Pipe.h" uint8_t USB_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE; @@ -163,164 +162,4 @@ uint8_t Pipe_WaitUntilReady(void) } } -uint8_t Pipe_Discard_Stream(uint16_t Length -#if !defined(NO_STREAM_CALLBACKS) - , StreamCallbackPtr_t Callback -#endif - ) -{ - 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 |