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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/RT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file memstreams.h
* @brief Memory streams structures and macros.
* @addtogroup memory_streams
* @{
*/
#ifndef _MEMSTREAMS_H_
#define _MEMSTREAMS_H_
/**
* @brief @p RamStream specific data.
*/
#define _memory_stream_data \
_base_sequential_stream_data \
/* Pointer to the stream buffer.*/ \
uint8_t *buffer; \
/* Size of the stream.*/ \
size_t size; \
/* Current end of stream.*/ \
size_t eos; \
/* Current read offset.*/ \
size_t offset;
/**
* @brief @p MemStream virtual methods table.
*/
struct MemStreamVMT {
_base_sequential_stream_methods
};
/**
* @extends BaseSequentialStream
*
* @brief Memory stream object.
*/
typedef struct {
/** @brief Virtual Methods Table.*/
const struct MemStreamVMT *vmt;
_memory_stream_data
} MemoryStream;
#ifdef __cplusplus
extern "C" {
#endif
void msObjectInit(MemoryStream *msp, uint8_t *buffer, size_t size, size_t eos);
#ifdef __cplusplus
}
#endif
#endif /* _MEMSTREAMS_H_ */
/** @} */
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