/*
 * Copyright (c) 2019 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* Test vectors published in RFC2202 */

#include <vppinfra/clib.h>
#include <vnet/crypto/crypto.h>
#include <unittest/crypto/crypto.h>

static u8 md5_tc1_key[16] = {
  0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
  0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b
};

static char md5_tc1_data[8] = "Hi There";

static u8 md5_tc1_digest[] = {
  0x92, 0x94, 0x72, 0x7a, 0x36, 0x38, 0xbb, 0x1c,
  0x13, 0xf4, 0x8e, 0xf8, 0x15, 0x8b, 0xfc, 0x9d
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc1) = {
  .name = "RFC2202 HMAC-MD5 TC1",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc1_key),
  .plaintext = TEST_DATA (md5_tc1_data),
  .digest = TEST_DATA (md5_tc1_digest),
};

static char md5_tc2_key[4] = "Jefe";

static char md5_tc2_data[28] = "what do ya want for nothing?";

static u8 md5_tc2_digest[] = {
  0x75, 0x0c, 0x78, 0x3e, 0x6a, 0xb0, 0xb5, 0x03,
  0xea, 0xa8, 0x6e, 0x31, 0x0a, 0x5d, 0xb7, 0x38,
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc2) = {
  .name = "RFC2202 HMAC-MD5 TC2",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc2_key),
  .plaintext = TEST_DATA (md5_tc2_data),
  .digest = TEST_DATA (md5_tc2_digest),
};

static char md5_tc3_key[16] = {
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa
};

static char md5_tc3_data[50] = {
  0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
  0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
  0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
  0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
  0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
  0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
  0xdd, 0xdd
};

static u8 md5_tc3_digest[] = {
  0x56, 0xbe, 0x34, 0x52, 0x1d, 0x14, 0x4c, 0x88,
  0xdb, 0xb8, 0xc7, 0x33, 0xf0, 0xe8, 0xb3, 0xf6,
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc3) = {
  .name = "RFC2202 HMAC-MD5 TC3",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc3_key),
  .plaintext = TEST_DATA (md5_tc3_data),
  .digest = TEST_DATA (md5_tc3_digest),
};

static u8 md5_tc4_key[25] = {
  0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
  0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
  0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
  0x19,
};

static u8 md5_tc4_data[50] = {
  0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
  0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
  0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
  0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
  0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
  0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
  0xcd, 0xcd,
};

static u8 md5_tc4_digest[] = {
  0x69, 0x7e, 0xaf, 0x0a, 0xca, 0x3a, 0x3a, 0xea,
  0x3a, 0x75, 0x16, 0x47, 0x46, 0xff, 0xaa, 0x79,
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc4) = {
  .name = "RFC2202 HMAC-MD5 TC4",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc4_key),
  .plaintext = TEST_DATA (md5_tc4_data),
  .digest = TEST_DATA (md5_tc4_digest),
};

static u8 md5_tc5_key[16] = {
  0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
  0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
};

static char md5_tc5_data[20] = "Test With Truncation";

static u8 md5_tc5_digest[] = {
  0x56, 0x46, 0x1e, 0xf2, 0x34, 0x2e, 0xdc, 0x00,
  0xf9, 0xba, 0xb9, 0x95, 0x69, 0x0e, 0xfd, 0x4c,
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc5) = {
  .name = "RFC2202 HMAC-MD5 TC5",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc5_key),
  .plaintext = TEST_DATA (md5_tc5_data),
  .digest = TEST_DATA (md5_tc5_digest),
};

static u8 md5_tc6_key[80] = {
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
  0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa
};

static char md5_tc6_data[54] =
  "Test Using Larger Than Block-Size Key - Hash Key First";

static u8 md5_tc6_digest[] = {
  0x6b, 0x1a, 0xb7, 0xfe, 0x4b, 0xd7, 0xbf, 0x8f,
  0x0b, 0x62, 0xe6, 0xce, 0x61, 0xb9, 0xd0, 0xcd,
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc6) = {
  .name = "RFC2202 HMAC-MD5 TC6",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc6_key),
  .plaintext = TEST_DATA (md5_tc6_data),
  .digest = TEST_DATA (md5_tc6_digest),
};

static char md5_tc7_data[73] =
  "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data";

static u8 md5_tc7_digest[] = {
  0x6f, 0x63, 0x0f, 0xad, 0x67, 0xcd, 0xa0, 0xee,
  0x1f, 0xb1, 0xf5, 0x62, 0xdb, 0x3a, 0xa5, 0x3e,
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc7) = {
  .name = "RFC2202 HMAC-MD5 TC7",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc6_key),
  .plaintext = TEST_DATA (md5_tc7_data),
  .digest = TEST_DATA (md5_tc7_digest),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc_2202_md5_tc7_chained) = {
  .name = "RFC2202 HMAC-MD5 TC7 [chained]",
  .alg = VNET_CRYPTO_ALG_HMAC_MD5,
  .key = TEST_DATA (md5_tc6_key),
  .digest = TEST_DATA (md5_tc7_digest),
  .is_chained = 1,
  .pt_chunks = {
    TEST_DATA_CHUNK (md5_tc7_data, 0, 40),
    TEST_DATA_CHUNK (md5_tc7_data, 40, 33)
  },
};

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */