Data Structures | Macros | Typedefs | Functions
hmac.c File Reference
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include "attributes.h"
#include "hmac.h"
#include "md5.h"
#include "sha.h"
#include "sha512.h"
#include "mem.h"

Go to the source code of this file.

Data Structures

struct  AVHMAC


#define MAX_HASHLEN   64
#define MAX_BLOCKLEN   128
#define DEFINE_SHA(bits)
#define DEFINE_SHA512(bits)


typedef void(* hmac_final) (void *ctx, uint8_t *dst)
typedef void(* hmac_update) (void *ctx, const uint8_t *src, size_t len)
typedef void(* hmac_init) (void *ctx)


AVHMACav_hmac_alloc (enum AVHMACType type)
 Allocate an AVHMAC context. More...
void av_hmac_free (AVHMAC *c)
 Free an AVHMAC context. More...
void av_hmac_init (AVHMAC *c, const uint8_t *key, unsigned int keylen)
 Initialize an AVHMAC context with an authentication key. More...
void av_hmac_update (AVHMAC *c, const uint8_t *data, unsigned int len)
 Hash data with the HMAC. More...
int av_hmac_final (AVHMAC *c, uint8_t *out, unsigned int outlen)
 Finish hashing and output the HMAC digest. More...
int av_hmac_calc (AVHMAC *c, const uint8_t *data, unsigned int len, const uint8_t *key, unsigned int keylen, uint8_t *out, unsigned int outlen)
 Hash an array of data with a key. More...

Macro Definition Documentation


#define MAX_HASHLEN   64

Definition at line 32 of file hmac.c.


#define MAX_BLOCKLEN   128

Definition at line 33 of file hmac.c.


#define DEFINE_SHA (   bits)
static av_cold void sha ## bits ##_init(void *ctx) \
{ \
av_sha_init(ctx, bits); \

Definition at line 49 of file hmac.c.


#define DEFINE_SHA512 (   bits)
static av_cold void sha ## bits ##_init(void *ctx) \
{ \
av_sha512_init(ctx, bits); \

Definition at line 55 of file hmac.c.

Typedef Documentation

◆ hmac_final

typedef void(* hmac_final) (void *ctx, uint8_t *dst)

Definition at line 35 of file hmac.c.

◆ hmac_update

typedef void(* hmac_update) (void *ctx, const uint8_t *src, size_t len)

Definition at line 36 of file hmac.c.

◆ hmac_init

typedef void(* hmac_init) (void *ctx)

Definition at line 37 of file hmac.c.

#define av_cold
Definition: attributes.h:90
uint8_t bits
Definition: vp3data.h:141
AVFormatContext * ctx
Definition: movenc.c:48