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FlashBlock.h
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FlashBlock.h
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/***************************************************************************
* *
* This program 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 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA *
* *
***************************************************************************
* *
* (c) Copyright, 1997-2012, ANSR *
* *
***************************************************************************
* *
* Filename: FlashBlock.h *
* *
***************************************************************************/
#ifndef FLASH_BLOCK_H
#define FLASH_BLOCK_H
/**
* @defgroup library Generic Library Functions
*
* @{
*/
/**
* Manages a block of memory within the processor flash memory area. The
* block is wrapped with a magic number, block length, and CRC-32.
*/
class FlashBlock
{
public:
FlashBlock(uint32_t magicNumber, uint32_t flashAddress);
void Erase();
const void *Get();
bool_t IsValid();
void Write (const void *buffer, uint32_t length);
/// Number of bytes in flash block area.
static const uint32_t FlashBlockSize = 256;
private:
/// Starting address of the flash block.
uint32_t flashAddress;
/// Magic number used to protect and validate block.
uint32_t magicNumber;
};
/** @} */
#endif // #ifndef FLASH_BLOCK_H