30 #define TEA_NUM_TESTS 4
34 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
35 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
37 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
38 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
40 { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
41 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF
43 { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
44 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF
49 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
50 { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 },
51 { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 },
52 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF }
56 { 0x41, 0xEA, 0x3A, 0x0A, 0x94, 0xBA, 0xA9, 0x40 },
57 { 0x6A, 0x2F, 0x9C, 0xF3, 0xFC, 0xCF, 0x3C, 0x55 },
58 { 0xDE, 0xB1, 0xC0, 0xA2, 0x7E, 0x74, 0x5D, 0xB3 },
59 { 0x12, 0x6C, 0x6B, 0x92, 0xC0, 0x65, 0x3A, 0x3E }
67 if (memcmp(dst, ref, 8*len)) {
69 printf(
"%s failed\ngot ", test);
70 for (i = 0; i < 8*
len; i++)
71 printf(
"%02x ", dst[i]);
72 printf(
"\nexpected ");
73 for (i = 0; i < 8*
len; i++)
74 printf(
"%02x ", ref[i]);
85 static const uint8_t src[32] =
"HelloWorldHelloWorldHelloWorld";
100 memcpy(iv,
"HALLO123", 8);
104 memcpy(iv,
"HALLO123", 8);
105 test_tea(ctx, pl, ct, src, 4, iv, 1,
"CBC decryption");
107 memcpy(iv,
"HALLO123", 8);
108 test_tea(ctx, ct, ct, src, 4, iv, 1,
"CBC inplace decryption");
111 printf(
"Test encryption/decryption success.\n");
static const uint8_t tea_test_pt[TEA_NUM_TESTS][8]
struct AVTEA * av_tea_alloc(void)
Allocate an AVTEA context To free the struct: av_free(ptr)
static const uint8_t tea_test_ct[TEA_NUM_TESTS][8]
Public header for libavutil TEA algorithm.
void av_tea_crypt(AVTEA *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.
static void test(const char *pattern, const char *host)
static void test_tea(struct AVTEA *ctx, uint8_t *dst, const uint8_t *src, const uint8_t *ref, int len, uint8_t *iv, int dir, const char *test)
static const uint8_t tea_test_key[TEA_NUM_TESTS][16]
common internal and external API header
static int ref[MAX_W *MAX_W]
void av_tea_init(AVTEA *ctx, const uint8_t key[16], int rounds)
Initialize an AVTEA context.