FFmpeg
Macros | Functions
aes_ctr.h File Reference
#include <stdint.h>
#include "attributes.h"

Go to the source code of this file.

Macros

#define AES_CTR_KEY_SIZE   (16)
 
#define AES_CTR_IV_SIZE   (8)
 

Functions

struct AVAESCTRav_aes_ctr_alloc (void)
 Allocate an AVAESCTR context. More...
 
int av_aes_ctr_init (struct AVAESCTR *a, const uint8_t *key)
 Initialize an AVAESCTR context. More...
 
void av_aes_ctr_free (struct AVAESCTR *a)
 Release an AVAESCTR context. More...
 
void av_aes_ctr_crypt (struct AVAESCTR *a, uint8_t *dst, const uint8_t *src, int size)
 Process a buffer using a previously initialized context. More...
 
const uint8_t * av_aes_ctr_get_iv (struct AVAESCTR *a)
 Get the current iv. More...
 
void av_aes_ctr_set_random_iv (struct AVAESCTR *a)
 Generate a random iv. More...
 
void av_aes_ctr_set_iv (struct AVAESCTR *a, const uint8_t *iv)
 Forcefully change the 8-byte iv. More...
 
void av_aes_ctr_set_full_iv (struct AVAESCTR *a, const uint8_t *iv)
 Forcefully change the "full" 16-byte iv, including the counter. More...
 
void av_aes_ctr_increment_iv (struct AVAESCTR *a)
 Increment the top 64 bit of the iv (performed after each frame) More...