Initial import
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ChibiOS_2.0.2/os/various/memstreams.h
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ChibiOS_2.0.2/os/various/memstreams.h
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/*
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ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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---
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A special exception to the GPL can be applied should you wish to distribute
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a combined work that includes ChibiOS/RT, without being obliged to provide
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the source code for any proprietary components. See the file exception.txt
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for full details of how and when the exception can be applied.
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*/
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/**
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* @file memstreams.h
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* @brief Memory streams structures and macros.
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* @addtogroup memory_streams
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* @{
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*/
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#ifndef _MEMSTREAMS_H_
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#define _MEMSTREAMS_H_
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/**
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* @brief @p RamStream specific data.
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*/
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#define _memory_stream_data \
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_base_sequental_stream_data \
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/* Pointer to the stream buffer.*/ \
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uint8_t *buffer; \
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/* Size of the stream.*/ \
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size_t size; \
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/* Current end of stream.*/ \
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size_t eos; \
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/* Current read offset.*/ \
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size_t offset;
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/**
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* @brief @p MemStream virtual methods table.
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*/
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struct MemStreamVMT {
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_base_sequental_stream_methods
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};
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/**
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* @extends BaseSequentialStream
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*
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* @brief Memory stream object.
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*/
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typedef struct {
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/** @brief Virtual Methods Table.*/
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const struct MemStreamVMT *vmt;
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_memory_stream_data
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} MemoryStream;
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#ifdef __cplusplus
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extern "C" {
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#endif
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void msObjectInit(MemoryStream *msp, uint8_t *buffer, size_t size, size_t eos);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _MEMSTREAMS_H_ */
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/** @} */
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