/*
 * 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 tc1_key[] = {
  0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
  0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
  0x0b, 0x0b, 0x0b, 0x0b
};

static char tc1_data[8] = "Hi There";

static u8 tc1_digest_sha224[] = {
  0x89, 0x6f, 0xb1, 0x12, 0x8a, 0xbb, 0xdf, 0x19,
  0x68, 0x32, 0x10, 0x7c, 0xd4, 0x9d, 0xf3, 0x3f,
  0x47, 0xb4, 0xb1, 0x16, 0x99, 0x12, 0xba, 0x4f,
  0x53, 0x68, 0x4b, 0x22
};

static u8 tc1_digest_sha256[] = {
  0xb0, 0x34, 0x4c, 0x61, 0xd8, 0xdb, 0x38, 0x53,
  0x5c, 0xa8, 0xaf, 0xce, 0xaf, 0x0b, 0xf1, 0x2b,
  0x88, 0x1d, 0xc2, 0x00, 0xc9, 0x83, 0x3d, 0xa7,
  0x26, 0xe9, 0x37, 0x6c, 0x2e, 0x32, 0xcf, 0xf7,
};

static u8 tc1_digest_sha384[] = {
  0xaf, 0xd0, 0x39, 0x44, 0xd8, 0x48, 0x95, 0x62,
  0x6b, 0x08, 0x25, 0xf4, 0xab, 0x46, 0x90, 0x7f,
  0x15, 0xf9, 0xda, 0xdb, 0xe4, 0x10, 0x1e, 0xc6,
  0x82, 0xaa, 0x03, 0x4c, 0x7c, 0xeb, 0xc5, 0x9c,
  0xfa, 0xea, 0x9e, 0xa9, 0x07, 0x6e, 0xde, 0x7f,
  0x4a, 0xf1, 0x52, 0xe8, 0xb2, 0xfa, 0x9c, 0xb6
};

static u8 tc1_digest_sha512[] = {
  0x87, 0xaa, 0x7c, 0xde, 0xa5, 0xef, 0x61, 0x9d,
  0x4f, 0xf0, 0xb4, 0x24, 0x1a, 0x1d, 0x6c, 0xb0,
  0x23, 0x79, 0xf4, 0xe2, 0xce, 0x4e, 0xc2, 0x78,
  0x7a, 0xd0, 0xb3, 0x05, 0x45, 0xe1, 0x7c, 0xde,
  0xda, 0xa8, 0x33, 0xb7, 0xd6, 0xb8, 0xa7, 0x02,
  0x03, 0x8b, 0x27, 0x4e, 0xae, 0xa3, 0xf4, 0xe4,
  0xbe, 0x9d, 0x91, 0x4e, 0xeb, 0x61, 0xf1, 0x70,
  0x2e, 0x69, 0x6c, 0x20, 0x3a, 0x12, 0x68, 0x54
};

/* *INDENT-OFF* */
UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc1_sha224) = {
  .name = "RFC4231 TC1",
  .op = VNET_CRYPTO_OP_SHA224_HMAC,
  .key = TEST_DATA (tc1_key),
  .data = TEST_DATA (tc1_data),
  .expected = TEST_DATA (tc1_digest_sha224),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc1_sha256) = {
  .name = "RFC4231 TC1",
  .op = VNET_CRYPTO_OP_SHA256_HMAC,
  .key = TEST_DATA (tc1_key),
  .data = TEST_DATA (tc1_data),
  .expected = TEST_DATA (tc1_digest_sha256),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc1_sha384) = {
  .name = "RFC4231 TC1",
  .op = VNET_CRYPTO_OP_SHA384_HMAC,
  .key = TEST_DATA (tc1_key),
  .data = TEST_DATA (tc1_data),
  .expected = TEST_DATA (tc1_digest_sha384),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc1_sha512) = {
  .name = "RFC4231 TC1",
  .op = VNET_CRYPTO_OP_SHA512_HMAC,
  .key = TEST_DATA (tc1_key),
  .data = TEST_DATA (tc1_data),
  .expected = TEST_DATA (tc1_digest_sha512),
};
/* *INDENT-ON* */

static u8 tc7_key[131] = {
  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,
  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 tc7_data[152] =
  "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.";

static u8 tc7_digest_sha224[] = {
  0x3a, 0x85, 0x41, 0x66, 0xac, 0x5d, 0x9f, 0x02,
  0x3f, 0x54, 0xd5, 0x17, 0xd0, 0xb3, 0x9d, 0xbd,
  0x94, 0x67, 0x70, 0xdb, 0x9c, 0x2b, 0x95, 0xc9,
  0xf6, 0xf5, 0x65, 0xd1
};

static u8 tc7_digest_sha256[] = {
  0x9b, 0x09, 0xff, 0xa7, 0x1b, 0x94, 0x2f, 0xcb,
  0x27, 0x63, 0x5f, 0xbc, 0xd5, 0xb0, 0xe9, 0x44,
  0xbf, 0xdc, 0x63, 0x64, 0x4f, 0x07, 0x13, 0x93,
  0x8a, 0x7f, 0x51, 0x53, 0x5c, 0x3a, 0x35, 0xe2
};

static u8 tc7_digest_sha384[] = {
  0x66, 0x17, 0x17, 0x8e, 0x94, 0x1f, 0x02, 0x0d,
  0x35, 0x1e, 0x2f, 0x25, 0x4e, 0x8f, 0xd3, 0x2c,
  0x60, 0x24, 0x20, 0xfe, 0xb0, 0xb8, 0xfb, 0x9a,
  0xdc, 0xce, 0xbb, 0x82, 0x46, 0x1e, 0x99, 0xc5,
  0xa6, 0x78, 0xcc, 0x31, 0xe7, 0x99, 0x17, 0x6d,
  0x38, 0x60, 0xe6, 0x11, 0x0c, 0x46, 0x52, 0x3e
};

static u8 tc7_digest_sha512[] = {
  0xe3, 0x7b, 0x6a, 0x77, 0x5d, 0xc8, 0x7d, 0xba,
  0xa4, 0xdf, 0xa9, 0xf9, 0x6e, 0x5e, 0x3f, 0xfd,
  0xde, 0xbd, 0x71, 0xf8, 0x86, 0x72, 0x89, 0x86,
  0x5d, 0xf5, 0xa3, 0x2d, 0x20, 0xcd, 0xc9, 0x44,
  0xb6, 0x02, 0x2c, 0xac, 0x3c, 0x49, 0x82, 0xb1,
  0x0d, 0x5e, 0xeb, 0x55, 0xc3, 0xe4, 0xde, 0x15,
  0x13, 0x46, 0x76, 0xfb, 0x6d, 0xe0, 0x44, 0x60,
  0x65, 0xc9, 0x74, 0x40, 0xfa, 0x8c, 0x6a, 0x58
};

/* *INDENT-OFF* */
UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc7_sha224) = {
  .name = "RFC4231 TC7",
  .op = VNET_CRYPTO_OP_SHA224_HMAC,
  .key = TEST_DATA (tc7_key),
  .data = TEST_DATA (tc7_data),
  .expected = TEST_DATA (tc7_digest_sha224),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc7_sha256) = {
  .name = "RFC4231 TC7",
  .op = VNET_CRYPTO_OP_SHA256_HMAC,
  .key = TEST_DATA (tc7_key),
  .data = TEST_DATA (tc7_data),
  .expected = TEST_DATA (tc7_digest_sha256),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc7_sha384) = {
  .name = "RFC4231 TC7",
  .op = VNET_CRYPTO_OP_SHA384_HMAC,
  .key = TEST_DATA (tc7_key),
  .data = TEST_DATA (tc7_data),
  .expected = TEST_DATA (tc7_digest_sha384),
};

UNITTEST_REGISTER_CRYPTO_TEST (rfc4231_tc7_sha512) = {
  .name = "RFC4231 TC7",
  .op = VNET_CRYPTO_OP_SHA512_HMAC,
  .key = TEST_DATA (tc7_key),
  .data = TEST_DATA (tc7_data),
  .expected = TEST_DATA (tc7_digest_sha512),
};
/* *INDENT-ON* */

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