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md5: use AV_WL32 to write result

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This is simpler, safer, and removes the undocumented requirement of
aligned output buffer.

Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2011-07-03 18:01:26 +01:00
parent 8b53755ebd
commit fa49fc72d9
1 changed files with 2 additions and 1 deletions
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3
libavutil/md5.c
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@ -32,6 +32,7 @@
#include <stdint.h> #include <stdint.h>
#include "bswap.h" #include "bswap.h"
#include "intreadwrite.h"
#include "md5.h" #include "md5.h"
typedef struct AVMD5{ typedef struct AVMD5{
@ -150,7 +151,7 @@ void av_md5_final(AVMD5 *ctx, uint8_t *dst){
av_md5_update(ctx, (uint8_t*)&finalcount, 8); av_md5_update(ctx, (uint8_t*)&finalcount, 8);
for(i=0; i<4; i++) for(i=0; i<4; i++)
((uint32_t*)dst)[i]= av_le2ne32(ctx->ABCD[3-i]); AV_WL32(dst + 4*i, ctx->ABCD[3-i]);
} }
void av_md5_sum(uint8_t *dst, const uint8_t *src, const int len){ void av_md5_sum(uint8_t *dst, const uint8_t *src, const int len){