Libav
Functions

XTEA 32-bit implementation. More...

#include "avutil.h"
#include "common.h"
#include "intreadwrite.h"
#include "mem.h"
#include "xtea.h"

Go to the source code of this file.

Functions

AVXTEAav_xtea_alloc (void)
 Allocate an AVXTEA context. More...
 
void av_xtea_init (AVXTEA *ctx, const uint8_t key[16])
 Initialize an AVXTEA context. More...
 
void av_xtea_le_init (AVXTEA *ctx, const uint8_t key[16])
 Initialize an AVXTEA context. More...
 
static void xtea_crypt_ecb (AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int decrypt, uint8_t *iv)
 
static void xtea_le_crypt_ecb (AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int decrypt, uint8_t *iv)
 
static void xtea_crypt (AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt, void(*crypt)(AVXTEA *, uint8_t *, const uint8_t *, int, uint8_t *))
 
void av_xtea_crypt (AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt)
 Encrypt or decrypt a buffer using a previously initialized context, in big endian format. More...
 
void av_xtea_le_crypt (AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt)
 Encrypt or decrypt a buffer using a previously initialized context, in little endian format. More...
 

Detailed Description

XTEA 32-bit implementation.

Author
Samuel Pitoiset

Definition in file xtea.c.

Function Documentation

◆ xtea_crypt_ecb()

static void xtea_crypt_ecb ( AVXTEA ctx,
uint8_t dst,
const uint8_t src,
int  decrypt,
uint8_t iv 
)
static

Definition at line 64 of file xtea.c.

Referenced by av_xtea_crypt().

◆ xtea_le_crypt_ecb()

static void xtea_le_crypt_ecb ( AVXTEA ctx,
uint8_t dst,
const uint8_t src,
int  decrypt,
uint8_t iv 
)
static

Definition at line 100 of file xtea.c.

Referenced by av_xtea_le_crypt().

◆ xtea_crypt()

static void xtea_crypt ( AVXTEA ctx,
uint8_t dst,
const uint8_t src,
int  count,
uint8_t iv,
int  decrypt,
void(*)(AVXTEA *, uint8_t *, const uint8_t *, int, uint8_t *)  crypt 
)
static

Definition at line 136 of file xtea.c.

Referenced by av_xtea_crypt(), and av_xtea_le_crypt().