diff --git a/src/crypto/crypto_openssl.c b/src/crypto/crypto_openssl.c index 72f93c192..64c00e2df 100644 --- a/src/crypto/crypto_openssl.c +++ b/src/crypto/crypto_openssl.c @@ -1218,6 +1218,43 @@ int crypto_get_random(void *buf, size_t len) int omac1_aes_vector(const u8 *key, size_t key_len, size_t num_elem, const u8 *addr[], const size_t *len, u8 *mac) { +#if OPENSSL_VERSION_NUMBER >= 0x30000000L + EVP_MAC_CTX *ctx = NULL; + EVP_MAC *emac; + int ret = -1; + size_t outlen, i; + OSSL_PARAM params[2]; + char *cipher = NULL; + if (TEST_FAIL()) + return -1; + emac = EVP_MAC_fetch(NULL, "CMAC", NULL); + + if (key_len == 32) + cipher = "aes-256-cbc"; + else if (key_len == 24) + cipher = "aes-192-cbc"; + else if (key_len == 16) + cipher = "aes-128-cbc"; + + params[0] = OSSL_PARAM_construct_utf8_string("cipher", cipher, 0); + params[1] = OSSL_PARAM_construct_end(); + + if (!emac || !cipher || + !(ctx = EVP_MAC_CTX_new(emac)) || + EVP_MAC_init(ctx, key, key_len, params) != 1) + goto fail; + + for (i = 0; i < num_elem; i++) { + if (!EVP_MAC_update(ctx, addr[i], len[i])) + goto fail; + } + if (EVP_MAC_final(ctx, mac, &outlen, 16) != 1 || outlen != 16) + goto fail; + ret = 0; +fail: + EVP_MAC_CTX_free(ctx); + return ret; +#else /* OpenSSL version >= 3.0 */ CMAC_CTX *ctx; int ret = -1; size_t outlen, i; @@ -1249,6 +1286,7 @@ int omac1_aes_vector(const u8 *key, size_t key_len, size_t num_elem, fail: CMAC_CTX_free(ctx); return ret; +#endif /* OpenSSL version >= 3.0 */ }