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lavu/md5: Add doxy

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Mostly a copy&paste from other hash functions, with changes
where required.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
James Almer 2013-06-14 05:42:57 -03:00 committed by Michael Niedermayer
parent 321906d341
commit c4f932f4d7
1 changed files with 32 additions and 0 deletions
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32
libavutil/md5.h
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@ -36,10 +36,42 @@ extern const int av_md5_size;
struct AVMD5; struct AVMD5;
/**
* Allocate an AVMD5 context.
*/
struct AVMD5 *av_md5_alloc(void); struct AVMD5 *av_md5_alloc(void);
/**
* Initialize MD5 hashing.
*
* @param ctx pointer to the function context (of size av_md5_size)
*/
void av_md5_init(struct AVMD5 *ctx); void av_md5_init(struct AVMD5 *ctx);
/**
* Update hash value.
*
* @param ctx hash function context
* @param src input data to update hash with
* @param len input data length
*/
void av_md5_update(struct AVMD5 *ctx, const uint8_t *src, int len); void av_md5_update(struct AVMD5 *ctx, const uint8_t *src, int len);
/**
* Finish hashing and output digest value.
*
* @param ctx hash function context
* @param dst buffer where output digest value is stored
*/
void av_md5_final(struct AVMD5 *ctx, uint8_t *dst); void av_md5_final(struct AVMD5 *ctx, uint8_t *dst);
/**
* Hash an array of data.
*
* @param dst The output buffer to write the digest into
* @param src The data to hash
* @param len The length of the data, in bytes
*/
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);
/** /**