From 3130fa51a5d6f3fd5dc08df7649d902d0eea382e Mon Sep 17 00:00:00 2001 From: Martin Storsjö Date: Tue, 15 Jan 2013 13:05:12 +0200 Subject: lavu: Add a fate test for the HMAC API MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Martin Storsjö --- libavutil/hmac.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) (limited to 'libavutil/hmac.c') diff --git a/libavutil/hmac.c b/libavutil/hmac.c index 3308f1bb58..f82b5a3d77 100644 --- a/libavutil/hmac.c +++ b/libavutil/hmac.c @@ -136,3 +136,51 @@ int av_hmac_calc(AVHMAC *c, const uint8_t *data, unsigned int len, av_hmac_update(c, data, len); return av_hmac_final(c, out, outlen); } + +#ifdef TEST +#include + +static void test(AVHMAC *hmac, const uint8_t *key, int keylen, + const uint8_t *data, int datalen) +{ + uint8_t buf[MAX_HASHLEN]; + int out, i; + // Some of the test vectors are strings, where sizeof() includes the + // trailing null byte - remove that. + if (!key[keylen - 1]) + keylen--; + if (!data[datalen - 1]) + datalen--; + out = av_hmac_calc(hmac, data, datalen, key, keylen, buf, sizeof(buf)); + for (i = 0; i < out; i++) + printf("%02x", buf[i]); + printf("\n"); +} + +int main(void) +{ + uint8_t key1[16], key3[16], data3[50], key4[63], key5[64], key6[65]; + const uint8_t key2[] = "Jefe"; + const uint8_t data1[] = "Hi There"; + const uint8_t data2[] = "what do ya want for nothing?"; + AVHMAC *hmac = av_hmac_alloc(AV_HMAC_MD5); + if (!hmac) + return 1; + memset(key1, 0x0b, sizeof(key1)); + memset(key3, 0xaa, sizeof(key3)); + memset(key4, 0x44, sizeof(key4)); + memset(key5, 0x55, sizeof(key5)); + memset(key6, 0x66, sizeof(key6)); + memset(data3, 0xdd, sizeof(data3)); + // RFC 2104 test vectors + test(hmac, key1, sizeof(key1), data1, sizeof(data1)); + test(hmac, key2, sizeof(key2), data2, sizeof(data2)); + test(hmac, key3, sizeof(key3), data3, sizeof(data3)); + // Additional tests, to test cases where the key is too long + test(hmac, key4, sizeof(key4), data1, sizeof(data1)); + test(hmac, key5, sizeof(key5), data2, sizeof(data2)); + test(hmac, key6, sizeof(key6), data3, sizeof(data3)); + av_hmac_free(hmac); + return 0; +} +#endif /* TEST */ -- cgit v1.2.3