88 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			88 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * This file is part of FFmpeg. | ||
|  |  * | ||
|  |  * FFmpeg is free software; you can redistribute it and/or | ||
|  |  * modify it under the terms of the GNU Lesser General Public | ||
|  |  * License as published by the Free Software Foundation; either | ||
|  |  * version 2.1 of the License, or (at your option) any later version. | ||
|  |  * | ||
|  |  * FFmpeg is distributed in the hope that it will be useful, | ||
|  |  * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
|  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | ||
|  |  * Lesser General Public License for more details. | ||
|  |  * | ||
|  |  * You should have received a copy of the GNU Lesser General Public | ||
|  |  * License along with FFmpeg; if not, write to the Free Software | ||
|  |  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
|  |  */ | ||
|  | 
 | ||
|  | #include "libavutil/hmac.c"
 | ||
|  | 
 | ||
|  | #include <stdio.h>
 | ||
|  | #include <string.h>
 | ||
|  | 
 | ||
|  | 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[20], key3[131], data3[50]; | ||
|  |     AVHMAC *hmac; | ||
|  |     enum AVHMACType i; | ||
|  |     static const uint8_t key2[]  = "Jefe"; | ||
|  |     static const uint8_t data1[] = "Hi There"; | ||
|  |     static const uint8_t data2[] = "what do ya want for nothing?"; | ||
|  |     static const uint8_t data4[] = "Test Using Larger Than Block-Size Key - Hash Key First"; | ||
|  |     static const uint8_t data5[] = "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data"; | ||
|  |     static const uint8_t data6[] = "This is a test using a larger than block-size key and a larger " | ||
|  |                             "than block-size data. The key needs to be hashed before being used" | ||
|  |                             " by the HMAC algorithm."; | ||
|  |     memset(key1, 0x0b, sizeof(key1)); | ||
|  |     memset(key3, 0xaa, sizeof(key3)); | ||
|  |     memset(data3, 0xdd, sizeof(data3)); | ||
|  | 
 | ||
|  |     /* MD5, SHA-1 */ | ||
|  |     for (i = AV_HMAC_MD5; i <= AV_HMAC_SHA1; i++) { | ||
|  |         hmac = av_hmac_alloc(i); | ||
|  |         if (!hmac) | ||
|  |             return 1; | ||
|  |         // RFC 2202 test vectors
 | ||
|  |         test(hmac, key1, hmac->hashlen, data1, sizeof(data1)); | ||
|  |         test(hmac, key2, sizeof(key2),  data2, sizeof(data2)); | ||
|  |         test(hmac, key3, hmac->hashlen, data3, sizeof(data3)); | ||
|  |         test(hmac, key3, 80,            data4, sizeof(data4)); | ||
|  |         test(hmac, key3, 80,            data5, sizeof(data5)); | ||
|  |         av_hmac_free(hmac); | ||
|  |     } | ||
|  | 
 | ||
|  |     /* SHA-2 */ | ||
|  |     for (i = AV_HMAC_SHA224; i <= AV_HMAC_SHA512; i++) { | ||
|  |         hmac = av_hmac_alloc(i); | ||
|  |         if (!hmac) | ||
|  |             return 1; | ||
|  |         // RFC 4231 test vectors
 | ||
|  |         test(hmac, key1, sizeof(key1), data1, sizeof(data1)); | ||
|  |         test(hmac, key2, sizeof(key2), data2, sizeof(data2)); | ||
|  |         test(hmac, key3, 20,           data3, sizeof(data3)); | ||
|  |         test(hmac, key3, sizeof(key3), data4, sizeof(data4)); | ||
|  |         test(hmac, key3, sizeof(key3), data6, sizeof(data6)); | ||
|  |         av_hmac_free(hmac); | ||
|  |     } | ||
|  | 
 | ||
|  |     return 0; | ||
|  | } |