XTEA

Граф связей класса XTEA:

Классы
struct	AVXTEA

Определения типов
typedef struct AVXTEA	AVXTEA

Функции
AVXTEA *	av_xtea_alloc (void)
void	av_xtea_init (struct AVXTEA *ctx, const uint8_t key[16])
void	av_xtea_le_init (struct AVXTEA *ctx, const uint8_t key[16])
void	av_xtea_crypt (struct AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt)
void	av_xtea_le_crypt (struct AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt)

Подробное описание

Типы

AVXTEA

typedef struct AVXTEA AVXTEA

#include <C:/git/world-of-might-and-magic/lib/win32/x86/ffmpeg-4.2.2/include/libavutil/xtea.h>

Функции

av_xtea_alloc()

AVXTEA* av_xtea_alloc

(

void

)

#include <C:/git/world-of-might-and-magic/lib/win32/x86/ffmpeg-4.2.2/include/libavutil/xtea.h>

Allocate an AVXTEA context.

av_xtea_init()

void av_xtea_init	(	struct AVXTEA *	ctx,
		const uint8_t	key[16]
	)

#include <C:/git/world-of-might-and-magic/lib/win32/x86/ffmpeg-4.2.2/include/libavutil/xtea.h>

Initialize an AVXTEA context.

Аргументы

ctx	an AVXTEA context
key	a key of 16 bytes used for encryption/decryption, interpreted as big endian 32 bit numbers

av_xtea_le_init()

void av_xtea_le_init	(	struct AVXTEA *	ctx,
		const uint8_t	key[16]
	)

#include <C:/git/world-of-might-and-magic/lib/win32/x86/ffmpeg-4.2.2/include/libavutil/xtea.h>

Initialize an AVXTEA context.

Аргументы

ctx	an AVXTEA context
key	a key of 16 bytes used for encryption/decryption, interpreted as little endian 32 bit numbers

av_xtea_crypt()

void av_xtea_crypt	(	struct AVXTEA *	ctx,
		uint8_t *	dst,
		const uint8_t *	src,
		int	count,
		uint8_t *	iv,
		int	decrypt
	)

#include <C:/git/world-of-might-and-magic/lib/win32/x86/ffmpeg-4.2.2/include/libavutil/xtea.h>

Encrypt or decrypt a buffer using a previously initialized context, in big endian format.

Аргументы

ctx	an AVXTEA context
dst	destination array, can be equal to src
src	source array, can be equal to dst
count	number of 8 byte blocks
iv	initialization vector for CBC mode, if NULL then ECB will be used
decrypt	0 for encryption, 1 for decryption

av_xtea_le_crypt()

void av_xtea_le_crypt	(	struct AVXTEA *	ctx,
		uint8_t *	dst,
		const uint8_t *	src,
		int	count,
		uint8_t *	iv,
		int	decrypt
	)

#include <C:/git/world-of-might-and-magic/lib/win32/x86/ffmpeg-4.2.2/include/libavutil/xtea.h>

Encrypt or decrypt a buffer using a previously initialized context, in little endian format.

Аргументы

ctx	an AVXTEA context
dst	destination array, can be equal to src
src	source array, can be equal to dst
count	number of 8 byte blocks
iv	initialization vector for CBC mode, if NULL then ECB will be used
decrypt	0 for encryption, 1 for decryption