28 #define XTEA_NUM_TESTS 6 31 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
32 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
33 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
34 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
35 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
36 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
37 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
38 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
39 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
40 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
41 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
42 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
46 { 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48 },
47 { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 },
48 { 0x5a, 0x5b, 0x6e, 0x27, 0x89, 0x48, 0xd7, 0x7f },
49 { 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48 },
50 { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 },
51 { 0x70, 0xe1, 0x22, 0x5d, 0x6e, 0x4e, 0x76, 0x55 }
55 { 0x49, 0x7d, 0xf3, 0xd0, 0x72, 0x61, 0x2c, 0xb5 },
56 { 0xe7, 0x8f, 0x2d, 0x13, 0x74, 0x43, 0x41, 0xd8 },
57 { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 },
58 { 0xa0, 0x39, 0x05, 0x89, 0xf8, 0xb8, 0xef, 0xa5 },
59 { 0xed, 0x23, 0x37, 0x5a, 0x82, 0x1a, 0x8c, 0x2d },
60 { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 }
68 crypt(ctx, dst, src, len, iv, dir);
69 if (memcmp(dst, ref, 8*len)) {
71 printf(
"%s failed\ngot ", test);
72 for (i = 0; i < 8*
len; i++)
73 printf(
"%02x ", dst[i]);
74 printf(
"\nexpected ");
75 for (i = 0; i < 8*
len; i++)
76 printf(
"%02x ", ref[i]);
86 static const uint8_t src[32] =
"HelloWorldHelloWorldHelloWorld";
99 for (j = 0; j < 4; j++)
102 for (j = 0; j < 2; j++) {
110 memcpy(iv,
"HALLO123", 8);
114 memcpy(iv,
"HALLO123", 8);
117 memcpy(iv,
"HALLO123", 8);
121 printf(
"Test encryption/decryption success.\n");
static const uint8_t xtea_test_pt[XTEA_NUM_TESTS][8]
Memory handling functions.
static const uint8_t xtea_test_ct[XTEA_NUM_TESTS][8]
static const uint8_t xtea_test_key[XTEA_NUM_TESTS][16]
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...
void av_xtea_init(AVXTEA *ctx, const uint8_t key[16])
Initialize an AVXTEA context.
Public header for libavutil XTEA algorithm.
static void test(const char *pattern, const char *host)
void av_xtea_le_init(AVXTEA *ctx, const uint8_t key[16])
Initialize an AVXTEA context.
static int ref[MAX_W *MAX_W]
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...
static void test_xtea(AVXTEA *ctx, uint8_t *dst, const uint8_t *src, const uint8_t *ref, int len, uint8_t *iv, int dir, const char *test, void(*crypt)(AVXTEA *, uint8_t *, const uint8_t *, int, uint8_t *, int))
AVXTEA * av_xtea_alloc(void)
Allocate an AVXTEA context.