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first commit and add gitignore, README.md

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ChesterTseng 2016-06-04 19:09:35 +08:00
commit 760756ba2c
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63
tools/file_check_sum/file_checksum.c Executable file
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#include "autoconf.h"
#if !defined(CONFIG_PLATFORM_8195A) && !defined(CONFIG_PLATFORM_8711B)
#include <flash/stm32_flash.h>
#if defined(STM32F2XX)
#include <stm32f2xx_flash.h>
#elif defined(STM32F4XX)
#include <stm32f4xx_flash.h>
#elif defined(STM32f1xx)
#include <stm32f10x_flash.h>
#endif
#include "cloud_updater.h"
#else
#include "flash_api.h"
#endif
#define BUF_LEN 512
#define CONFIG_MD5_USE_SSL
#ifdef CONFIG_MD5_USE_SSL
#include "md5.h"
#define file_md5_context md5_context
#define file_md5_init(ctx) md5_init(ctx)
#define file_md5_starts(ctx) md5_starts(ctx)
#define file_md5_update(ctx, input, len) md5_update(ctx, input, len)
#define file_md5_finish(ctx, output) md5_finish(ctx, output)
#define file_md5_free(ctx) md5_free(ctx)
#else
#include "rom_md5.h"
#define file_md5_context md5_ctx
#define file_md5_init(ctx) rt_md5_init(ctx)
#define file_md5_starts(ctx)
#define file_md5_update(ctx, input, len) rt_md5_append(ctx, input, len)
#define file_md5_finish(ctx, output) rt_md5_final(output, ctx)
#define file_md5_free(ctx)
#endif
int file_check_sum(uint32_t addr, uint32_t image_len, u8* check_sum)
{
int ret = -1 ;
flash_t flash;
file_md5_context md5;
unsigned char buf[BUF_LEN];
uint32_t read_addr = addr;
int len = 0;
file_md5_init(&md5);
file_md5_starts(&md5);
while(len < image_len){
if ((image_len-len) >= BUF_LEN){
flash_stream_read(&flash, read_addr, BUF_LEN, buf);
file_md5_update(&md5, buf, BUF_LEN);
}else{
flash_stream_read(&flash, read_addr, (image_len-len), buf);
file_md5_update(&md5, buf, (image_len-len));
}
len += BUF_LEN;
read_addr = read_addr + BUF_LEN;
}
file_md5_finish(&md5, check_sum);
file_md5_free(&md5);
}