Commit 54697fa4 authored by Nick Mathewson's avatar Nick Mathewson 🦀
Browse files

Add test vector for AES_CTR from NIST SP800-38a sec F.5

parent 44a32481

src/test/test_crypto.c

+36 −0
Original line number Diff line number Diff line
@@ -369,6 +369,41 @@ test_crypto_aes(void *arg) 
  tor_free(data3);

}



static void

test_crypto_aes_ctr_testvec(void *arg)

{

  (void)arg;

  char *mem_op_hex_tmp=NULL;



  /* from NIST SP800-38a, section F.5 */

  const char key16[] = "2b7e151628aed2a6abf7158809cf4f3c";

  const char ctr16[] = "f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff";

  const char plaintext16[] =

    "6bc1bee22e409f96e93d7e117393172a"

    "ae2d8a571e03ac9c9eb76fac45af8e51"

    "30c81c46a35ce411e5fbc1191a0a52ef"

    "f69f2445df4f9b17ad2b417be66c3710";

  const char ciphertext16[] =

    "874d6191b620e3261bef6864990db6ce"

    "9806f66b7970fdff8617187bb9fffdff"

    "5ae4df3edbd5d35e5b4f09020db03eab"

    "1e031dda2fbe03d1792170a0f3009cee";



  char key[16];

  char iv[16];

  char plaintext[16*4];

  base16_decode(key, sizeof(key), key16, strlen(key16));

  base16_decode(iv, sizeof(iv), ctr16, strlen(ctr16));

  base16_decode(plaintext, sizeof(plaintext), plaintext16, strlen(plaintext16));



  crypto_cipher_t *c = crypto_cipher_new_with_iv(key, iv);

  crypto_cipher_crypt_inplace(c, plaintext, sizeof(plaintext));

  test_memeq_hex(plaintext, ciphertext16);



 done:

  tor_free(mem_op_hex_tmp);

}



/** Run unit tests for our SHA-1 functionality */

static void

test_crypto_sha(void *arg)
@@ -2524,6 +2559,7 @@ struct testcase_t crypto_tests[] = { 
  { "openssl_version", test_crypto_openssl_version, TT_FORK, NULL, NULL },

  { "aes_AES", test_crypto_aes, TT_FORK, &passthrough_setup, (void*)"aes" },

  { "aes_EVP", test_crypto_aes, TT_FORK, &passthrough_setup, (void*)"evp" },

  { "aes_ctr_testvec", test_crypto_aes_ctr_testvec, 0, NULL, NULL },

  CRYPTO_LEGACY(sha),

  CRYPTO_LEGACY(pk),

  { "pk_fingerprints", test_crypto_pk_fingerprints, TT_FORK, NULL, NULL },