FFmpeg: SHA512

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Functions | Variables

SHA512

Crypto and Hashing

Functions

struct AVSHA512 * av_sha512_alloc (void)

Allocate an AVSHA512 context.

int av_sha512_init (struct AVSHA512 *context, int bits)

Initialize SHA-2 512 hashing.

void av_sha512_update (struct AVSHA512 *context, const uint8_t *data, unsigned int len)

Update hash value.

void av_sha512_final (struct AVSHA512 *context, uint8_t *digest)

Finish hashing and output digest value.

Variables

const int av_sha512_size

Detailed Description

Function Documentation

struct AVSHA512* av_sha512_alloc ( void )

read

Allocate an AVSHA512 context.

Definition at line 43 of file sha512.c.

Referenced by av_hash_alloc(), and av_hmac_alloc().

int av_sha512_init ( struct AVSHA512 * context,

int bits

)

Initialize SHA-2 512 hashing.

Parameters: context pointer to the function context (of size av_sha512_size)

bits number of bits in digest (224, 256, 384 or 512 bits)

Returns: zero if initialization succeeded, -1 otherwise

Definition at line 191 of file sha512.c.

Referenced by av_hash_init().

void av_sha512_update ( struct AVSHA512 * context,

const uint8_t * data,

unsigned int len

)

Update hash value.

Parameters: context hash function context

data input data to update hash with

len input data length

Definition at line 242 of file sha512.c.

Referenced by av_hash_update(), av_hmac_alloc(), and av_sha512_final().

void av_sha512_final ( struct AVSHA512 * context,

uint8_t * digest

)

Finish hashing and output digest value.

Parameters: context hash function context

digest buffer where output digest value is stored

Definition at line 269 of file sha512.c.

Referenced by av_hash_final(), and av_hmac_alloc().

Variable Documentation

const int av_sha512_size

Definition at line 41 of file sha512.c.

Generated on Sat Jan 25 2014 19:52:24 for FFmpeg by doxygen 1.8.2