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avutil/hmac: fix API/ABI compatibility with the fork
The test code is updated with some cosmetics to avoid the loop using undefined AVHMACType values. The old enum values will be removed in the next major bump, effectively making both projects synced and without API or ABI issues. Reviewed-by: Michael Niedermayer <michael@niedermayer.cc> Signed-off-by: James Almer <jamrial@gmail.com>
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@ -81,6 +81,9 @@ AVHMAC *av_hmac_alloc(enum AVHMACType type)
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c->hash = av_sha_alloc();
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break;
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case AV_HMAC_SHA224:
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#if FF_API_HMAC
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case AV_HMAC_SHA224_DEPRECATED:
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#endif
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c->blocklen = 64;
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c->hashlen = 28;
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c->init = sha224_init;
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@ -89,6 +92,9 @@ AVHMAC *av_hmac_alloc(enum AVHMACType type)
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c->hash = av_sha_alloc();
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break;
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case AV_HMAC_SHA256:
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#if FF_API_HMAC
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case AV_HMAC_SHA256_DEPRECATED:
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#endif
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c->blocklen = 64;
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c->hashlen = 32;
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c->init = sha256_init;
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@ -207,7 +213,8 @@ static void test(AVHMAC *hmac, const uint8_t *key, int keylen,
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int main(void)
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{
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uint8_t key1[20], key3[131], data3[50];
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enum AVHMACType i = AV_HMAC_SHA224;
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AVHMAC *hmac;
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enum AVHMACType i;
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static const uint8_t key2[] = "Jefe";
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static const uint8_t data1[] = "Hi There";
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static const uint8_t data2[] = "what do ya want for nothing?";
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@ -216,34 +223,39 @@ int main(void)
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static const uint8_t data6[] = "This is a test using a larger than block-size key and a larger "
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"than block-size data. The key needs to be hashed before being used"
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" by the HMAC algorithm.";
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AVHMAC *hmac = av_hmac_alloc(AV_HMAC_MD5);
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if (!hmac)
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return 1;
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memset(key1, 0x0b, sizeof(key1));
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memset(key3, 0xaa, sizeof(key3));
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memset(data3, 0xdd, sizeof(data3));
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// RFC 2202 test vectors
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test(hmac, key1, 16, data1, sizeof(data1));
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test(hmac, key2, sizeof(key2), data2, sizeof(data2));
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test(hmac, key3, 16, data3, sizeof(data3));
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test(hmac, key3, 80, data4, sizeof(data4));
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test(hmac, key3, 80, data5, sizeof(data5));
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av_hmac_free(hmac);
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/* SHA-1 */
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hmac = av_hmac_alloc(AV_HMAC_SHA1);
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if (!hmac)
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return 1;
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// RFC 2202 test vectors
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test(hmac, key1, sizeof(key1), data1, sizeof(data1));
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test(hmac, key2, sizeof(key2), data2, sizeof(data2));
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test(hmac, key3, 20, data3, sizeof(data3));
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test(hmac, key3, 80, data4, sizeof(data4));
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test(hmac, key3, 80, data5, sizeof(data5));
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av_hmac_free(hmac);
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/* MD5, SHA-1 */
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for (i = AV_HMAC_MD5; i <= AV_HMAC_SHA1; i++) {
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hmac = av_hmac_alloc(i);
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if (!hmac)
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return 1;
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// RFC 2202 test vectors
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test(hmac, key1, hmac->hashlen, data1, sizeof(data1));
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test(hmac, key2, sizeof(key2), data2, sizeof(data2));
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test(hmac, key3, hmac->hashlen, data3, sizeof(data3));
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test(hmac, key3, 80, data4, sizeof(data4));
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test(hmac, key3, 80, data5, sizeof(data5));
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av_hmac_free(hmac);
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}
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/* SHA-2 */
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while (i <= AV_HMAC_SHA512) {
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for (i = AV_HMAC_SHA224; i <= AV_HMAC_SHA256; i++) {
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hmac = av_hmac_alloc(i);
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if (!hmac)
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return 1;
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// RFC 4231 test vectors
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test(hmac, key1, sizeof(key1), data1, sizeof(data1));
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test(hmac, key2, sizeof(key2), data2, sizeof(data2));
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test(hmac, key3, 20, data3, sizeof(data3));
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test(hmac, key3, sizeof(key3), data4, sizeof(data4));
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test(hmac, key3, sizeof(key3), data6, sizeof(data6));
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av_hmac_free(hmac);
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}
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for (i = AV_HMAC_SHA384; i <= AV_HMAC_SHA512; i++) {
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hmac = av_hmac_alloc(i);
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if (!hmac)
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return 1;
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@ -254,7 +266,6 @@ int main(void)
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test(hmac, key3, sizeof(key3), data4, sizeof(data4));
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test(hmac, key3, sizeof(key3), data6, sizeof(data6));
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av_hmac_free(hmac);
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i++;
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}
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return 0;
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}
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@ -23,7 +23,7 @@
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#include <stdint.h>
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#include "libavutil/avconfig.h"
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#include "version.h"
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/**
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* @defgroup lavu_hmac HMAC
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* @ingroup lavu_crypto
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@ -33,13 +33,13 @@
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enum AVHMACType {
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AV_HMAC_MD5,
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AV_HMAC_SHA1,
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#if AV_HAVE_INCOMPATIBLE_LIBAV_ABI
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AV_HMAC_SHA224,
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#else
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AV_HMAC_SHA224 = 10,
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#endif
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AV_HMAC_SHA256,
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AV_HMAC_SHA384,
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#if FF_API_HMAC
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AV_HMAC_SHA224_DEPRECATED = 10,
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AV_HMAC_SHA256_DEPRECATED,
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#endif
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AV_HMAC_SHA384 = 12,
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AV_HMAC_SHA512,
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};
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@ -122,6 +122,9 @@
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#ifndef FF_API_DLOG
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#define FF_API_DLOG (LIBAVUTIL_VERSION_MAJOR < 55)
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#endif
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#ifndef FF_API_HMAC
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#define FF_API_HMAC (LIBAVUTIL_VERSION_MAJOR < 55)
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#endif
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#ifndef FF_CONST_AVUTIL55
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#if LIBAVUTIL_VERSION_MAJOR >= 55
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