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srtp: Add tests for the crypto suite with 32/80 bit HMAC

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Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2013-01-18 13:44:34 +02:00
parent 3ef6d22e1b
commit ae01e8d295
2 changed files with 36 additions and 0 deletions
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32
libavformat/srtp.c
View File

@ -372,6 +372,29 @@ static const uint8_t rtcp_aes128_32[] = {
0x5b, 0xd2, 0xa9, 0x9d,
};
static const char *aes128_80_32_key = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmn";
static const uint8_t rtp_aes128_80_32[] = {
// RTP header
0x80, 0xe0, 0x12, 0x34, 0x12, 0x34, 0x56, 0x78, 0x12, 0x34, 0x56, 0x78,
// encrypted payload
0x62, 0x69, 0x76, 0xca, 0xc5,
// HMAC
0xa1, 0xac, 0x1b, 0xb4,
};
static const uint8_t rtcp_aes128_80_32[] = {
// RTCP header
0x81, 0xc9, 0x00, 0x07, 0x12, 0x34, 0x56, 0x78,
// encrypted payload
0xd6, 0xae, 0xc1, 0x58, 0x63, 0x70, 0xc9, 0x88, 0x66, 0x26, 0x1c, 0x53,
0xff, 0x5d, 0x5d, 0x2b, 0x0f, 0x8c, 0x72, 0x3e, 0xc9, 0x1d, 0x43, 0xf9,
// RTCP index
0x80, 0x00, 0x00, 0x05,
// HMAC
0x09, 0x16, 0xb4, 0x27, 0x9a, 0xe9, 0x92, 0x26, 0x4e, 0x10,
};
static void print_data(const uint8_t *buf, int len)
{
int i;
@ -416,6 +439,7 @@ int main(void)
{
static const char *aes128_80_suite = "AES_CM_128_HMAC_SHA1_80";
static const char *aes128_32_suite = "AES_CM_128_HMAC_SHA1_32";
static const char *aes128_80_32_suite = "SRTP_AES128_CM_HMAC_SHA1_32";
static const char *test_key = "abcdefghijklmnopqrstuvwxyz1234567890ABCD";
uint8_t buf[1500];
struct SRTPContext srtp = { 0 };
@ -424,9 +448,11 @@ int main(void)
len = test_decrypt(&srtp, rtp_aes128_80, sizeof(rtp_aes128_80), buf);
test_encrypt(buf, len, aes128_80_suite, test_key);
test_encrypt(buf, len, aes128_32_suite, test_key);
test_encrypt(buf, len, aes128_80_32_suite, test_key);
test_decrypt(&srtp, rtcp_aes128_80, sizeof(rtcp_aes128_80), buf);
test_encrypt(buf, len, aes128_80_suite, test_key);
test_encrypt(buf, len, aes128_32_suite, test_key);
test_encrypt(buf, len, aes128_80_32_suite, test_key);
ff_srtp_free(&srtp);
memset(&srtp, 0, sizeof(srtp)); // Clear the context
@ -434,6 +460,12 @@ int main(void)
test_decrypt(&srtp, rtp_aes128_32, sizeof(rtp_aes128_32), buf);
test_decrypt(&srtp, rtcp_aes128_32, sizeof(rtcp_aes128_32), buf);
ff_srtp_free(&srtp);
memset(&srtp, 0, sizeof(srtp)); // Clear the context
ff_srtp_set_crypto(&srtp, aes128_80_32_suite, aes128_80_32_key);
test_decrypt(&srtp, rtp_aes128_80_32, sizeof(rtp_aes128_80_32), buf);
test_decrypt(&srtp, rtcp_aes128_80_32, sizeof(rtcp_aes128_80_32), buf);
ff_srtp_free(&srtp);
return 0;
}
#endif /* TEST */

4
tests/ref/fate/srtp
View File

@ -1,8 +1,12 @@
80e0123412345678123456780102030405
Decrypted content matches input
Decrypted content matches input
Decrypted content matches input
81c90007123456788765432100000000000012340000069ec73069ba000001fd
Decrypted content matches input
Decrypted content matches input
Decrypted content matches input
80e0123412345678123456780102030405
81c90007123456788765432100000000000012340000069ec73069ba000001fd
80e0123412345678123456780102030405
81c90007123456788765432100000000000012340000069ec73069ba000001fd