diff options
author | Callum Oakley <callum@pusher.com> | 2017-08-19 10:34:45 +0100 |
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committer | Callum Oakley <callum@pusher.com> | 2017-08-19 10:34:45 +0100 |
commit | a6845036e25c4f4d936dcd12cd0ddedd2894b30e (patch) | |
tree | b23b4e8d9d757aa3c0d42be561572533ae0d126c /lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c | |
parent | 84a8aabe5bf8807595f98de44d18f6a31b892edf (diff) | |
parent | 7277f09bbadcce120f819132dec8ff7172caacc4 (diff) |
Merge branch 'master' of https://github.com/qmk/qmk_firmware
Diffstat (limited to 'lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c')
-rw-r--r-- | lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c new file mode 100644 index 0000000000..bb2a57fa52 --- /dev/null +++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c @@ -0,0 +1,88 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 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 disclaims 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. +*/ + +#if defined(TEMPLATE_FUNC_NAME) + +uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer, + uint16_t Length, + uint16_t* const BytesProcessed) +{ + uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length)); + uint16_t BytesInTransfer = 0; + uint8_t ErrorCode; + + Pipe_SetPipeToken(TEMPLATE_TOKEN); + + if ((ErrorCode = Pipe_WaitUntilReady())) + return ErrorCode; + + if (BytesProcessed != NULL) + { + Length -= *BytesProcessed; + TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed); + } + + while (Length) + { + if (!(Pipe_IsReadWriteAllowed())) + { + TEMPLATE_CLEAR_PIPE(); + + if (BytesProcessed != NULL) + { + *BytesProcessed += BytesInTransfer; + return PIPE_RWSTREAM_IncompleteTransfer; + } + + if ((ErrorCode = Pipe_WaitUntilReady())) + return ErrorCode; + } + else + { + TEMPLATE_TRANSFER_BYTE(DataStream); + TEMPLATE_BUFFER_MOVE(DataStream, 1); + Length--; + BytesInTransfer++; + } + } + + return PIPE_RWSTREAM_NoError; +} + +#undef TEMPLATE_FUNC_NAME +#undef TEMPLATE_BUFFER_TYPE +#undef TEMPLATE_TOKEN +#undef TEMPLATE_TRANSFER_BYTE +#undef TEMPLATE_CLEAR_PIPE +#undef TEMPLATE_BUFFER_OFFSET +#undef TEMPLATE_BUFFER_MOVE + +#endif + |