/*
 *
 *    Copyright (c) 2013-2017 Nest Labs, Inc.
 *    All rights reserved.
 *
 *    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.
 */

/**
 *    @file
 *      This file implements interface to Weave Crypto SHA Tests library.
 *
 */

#include <string.h>

#include <nltest.h>

#include <Weave/Support/crypto/HashAlgos.h>
#include <Weave/Support/crypto/CTRMode.h>

#include "WeaveCryptoTests.h"

using namespace nl::Weave::Crypto;
using namespace nl::Weave::Platform::Security;

static void Check_SHA1_Test1(nlTestSuite *inSuite, void *inContext)
{
    // This code implements the SHA1 test driver from RFC-3174.

#define TEST1   "abc"
#define TEST2a  "abcdbcdecdefdefgefghfghighijhi"
#define TEST2b  "jkijkljklmklmnlmnomnopnopq"
#define TEST2   TEST2a TEST2b
#define TEST3   "a"
#define TEST4a  "01234567012345670123456701234567"
#define TEST4b  "01234567012345670123456701234567"
#define TEST4   TEST4a TEST4b

    static const char *testarray[4] =
    {
        TEST1,
        TEST2,
        TEST3,
        TEST4
    };

    static long int repeatcount[4] = { 1, 1, 1000000, 10 };

    static uint8_t resultarray[][SHA1::kHashLength] =
    {
        { 0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E, 0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D },
        { 0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE, 0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1 },
        { 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E, 0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F },
        { 0xDE, 0xA3, 0x56, 0xA2, 0xCD, 0xDD, 0x90, 0xC7, 0xA7, 0xEC, 0xED, 0xC5, 0xEB, 0xB5, 0x63, 0x93, 0x4F, 0x46, 0x04, 0x52 }
    };

    nl::Weave::Platform::Security::SHA1 sha1;
    uint8_t hashBuf[SHA1::kHashLength];

    for (int j = 0; j < 4; ++j)
    {
        sha1.Begin();
        for (int i = 0; i < repeatcount[j]; ++i)
            sha1.AddData((const uint8_t *) testarray[j], strlen(testarray[j]));
        sha1.Finish(hashBuf);
        // Invalid SHA1 result
        NL_TEST_ASSERT(inSuite, memcmp(hashBuf, resultarray[j], SHA1::kHashLength) == 0);
    }
}

#if WEAVE_WITH_OPENSSL
void GenBigNumHashes(nlTestSuite *inSuite, const uint8_t *numData, size_t numDataLen, bool negative, uint8_t *expectedHashBuf, uint8_t *actualHashBuf)
{
    nl::Weave::Platform::Security::SHA1 sha1;
    BIGNUM *bn = NULL;
    static uint8_t positiveSignByte = 0;
    static uint8_t negativeSignByte = 0xFF;

    bn = BN_new();
    NL_TEST_ASSERT(inSuite, bn != NULL);

    BN_bin2bn(numData, numDataLen, bn);

    if (BN_is_zero(bn))
        negative = false;
    else if (negative)
        BN_set_negative(bn, 1);

    sha1.Begin();
    if (negative)
        sha1.AddData(&negativeSignByte, 1);
    else
        sha1.AddData(&positiveSignByte, 1);
    sha1.AddData(numData, numDataLen);
    sha1.Finish(expectedHashBuf);

    sha1.Begin();
    sha1.AddData(*bn);
    sha1.Finish(actualHashBuf);

    BN_free(bn);
}

static void Check_SHA1_Test2(nlTestSuite *inSuite, void *inContext)
{
    // Tests hashing of BIGNUMs.

    uint8_t expectedHashBuf[SHA1::kHashLength];
    uint8_t actualHashBuf[SHA1::kHashLength];

    static uint8_t testValue1[] = { 0x0 };
    static uint8_t testValue2[] = { 0x42 };
    static uint8_t testValue3[] = { 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E, 0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F };

    GenBigNumHashes(inSuite, testValue1, sizeof(testValue1), false, expectedHashBuf, actualHashBuf);
    // Invalid SHA1 hash of BIGNUM (testValue1)
    NL_TEST_ASSERT(inSuite, memcmp(actualHashBuf, expectedHashBuf, SHA1::kHashLength) == 0);

    GenBigNumHashes(inSuite, testValue1, sizeof(testValue1), true, expectedHashBuf, actualHashBuf);
    // Invalid SHA1 hash of BIGNUM (testValue1 negative)
    NL_TEST_ASSERT(inSuite, memcmp(actualHashBuf, expectedHashBuf, SHA1::kHashLength) == 0);

    GenBigNumHashes(inSuite, testValue2, sizeof(testValue2), false, expectedHashBuf, actualHashBuf);
    // Invalid SHA1 hash of BIGNUM (testValue2)
    NL_TEST_ASSERT(inSuite, memcmp(actualHashBuf, expectedHashBuf, SHA1::kHashLength) == 0);

    GenBigNumHashes(inSuite, testValue2, sizeof(testValue2), true, expectedHashBuf, actualHashBuf);
    // Invalid SHA1 hash of BIGNUM (testValue2 negative)
    NL_TEST_ASSERT(inSuite, memcmp(actualHashBuf, expectedHashBuf, SHA1::kHashLength) == 0);

    GenBigNumHashes(inSuite, testValue3, sizeof(testValue3), false, expectedHashBuf, actualHashBuf);
    // Invalid SHA1 hash of BIGNUM (testValue3)
    NL_TEST_ASSERT(inSuite, memcmp(actualHashBuf, expectedHashBuf, SHA1::kHashLength) == 0);

    GenBigNumHashes(inSuite, testValue3, sizeof(testValue3), true, expectedHashBuf, actualHashBuf);
    // Invalid SHA1 hash of BIGNUM (testValue3 negative)
    NL_TEST_ASSERT(inSuite, memcmp(actualHashBuf, expectedHashBuf, SHA1::kHashLength) == 0);
}
#endif // WEAVE_WITH_OPENSSL

static void Check_SHA1_Test3(nlTestSuite *inSuite, void *inContext)
{
    // This code implements selected tests from NIST Cryptographic Algorithm Validation Program (CAVP)
    // "SHA Test Vectors for Hashing Byte-Oriented Messages" (http://csrc.nist.gov/groups/STM/cavp/index.html).

    // SHA-1 ShortMsg 8
    static const uint8_t ShortMsg8[] =
    {
          0x36
    };
    static const uint8_t ShortMsg8Result[] =
    {
          0xc1, 0xdf, 0xd9, 0x6e, 0xea, 0x8c, 0xc2, 0xb6, 0x27, 0x85, 0x27, 0x5b, 0xca, 0x38, 0xac, 0x26, 0x12, 0x56, 0xe2, 0x78
    };

    // SHA-1 ShortMsg 72
    static const uint8_t ShortMsg72[] =
    {
          0x9e, 0x61, 0xe5, 0x5d, 0x9e, 0xd3, 0x7b, 0x1c, 0x20
    };
    static const uint8_t ShortMsg72Result[] =
    {
          0x41, 0x1c, 0xce, 0xe1, 0xf6, 0xe3, 0x67, 0x7d, 0xf1, 0x26, 0x98, 0x41, 0x1e, 0xb0, 0x9d, 0x3f, 0xf5, 0x80, 0xaf, 0x97
    };

    // SHA-1 ShortMsg 168
    static const uint8_t ShortMsg168[] =
    {
          0x87, 0x5a, 0x90, 0x90, 0x9a, 0x8a, 0xfc, 0x92, 0xfb, 0x70, 0x70, 0x04, 0x7e, 0x9d, 0x08, 0x1e, 0xc9, 0x2f, 0x3d, 0x08,
          0xb8
    };
    static const uint8_t ShortMsg168Result[] =
    {
          0xb4, 0x86, 0xf8, 0x7f, 0xb8, 0x33, 0xeb, 0xf0, 0x32, 0x83, 0x93, 0x12, 0x86, 0x46, 0xa6, 0xf6, 0xe6, 0x60, 0xfc, 0xb1
    };

    // SHA-1 ShortMsg 512
    static const uint8_t ShortMsg512[] =
    {
          0x45, 0x92, 0x7e, 0x32, 0xdd, 0xf8, 0x01, 0xca, 0xf3, 0x5e, 0x18, 0xe7, 0xb5, 0x07, 0x8b, 0x7f, 0x54, 0x35, 0x27, 0x82,
          0x12, 0xec, 0x6b, 0xb9, 0x9d, 0xf8, 0x84, 0xf4, 0x9b, 0x32, 0x7c, 0x64, 0x86, 0xfe, 0xae, 0x46, 0xba, 0x18, 0x7d, 0xc1,
          0xcc, 0x91, 0x45, 0x12, 0x1e, 0x14, 0x92, 0xe6, 0xb0, 0x6e, 0x90, 0x07, 0x39, 0x4d, 0xc3, 0x3b, 0x77, 0x48, 0xf8, 0x6a,
          0xc3, 0x20, 0x7c, 0xfe
    };
    static const uint8_t ShortMsg512Result[] =
    {
          0xa7, 0x0c, 0xfb, 0xfe, 0x75, 0x63, 0xdd, 0x0e, 0x66, 0x5c, 0x7c, 0x67, 0x15, 0xa9, 0x6a, 0x8d, 0x75, 0x69, 0x50, 0xc0
    };

    // SHA-1 LongMsg 1304
    static const uint8_t LongMsg1304[] =
    {
          0x7c, 0x9c, 0x67, 0x32, 0x3a, 0x1d, 0xf1, 0xad, 0xbf, 0xe5, 0xce, 0xb4, 0x15, 0xea, 0xef, 0x01, 0x55, 0xec, 0xe2, 0x82,
          0x0f, 0x4d, 0x50, 0xc1, 0xec, 0x22, 0xcb, 0xa4, 0x92, 0x8a, 0xc6, 0x56, 0xc8, 0x3f, 0xe5, 0x85, 0xdb, 0x6a, 0x78, 0xce,
          0x40, 0xbc, 0x42, 0x75, 0x7a, 0xba, 0x7e, 0x5a, 0x3f, 0x58, 0x24, 0x28, 0xd6, 0xca, 0x68, 0xd0, 0xc3, 0x97, 0x83, 0x36,
          0xa6, 0xef, 0xb7, 0x29, 0x61, 0x3e, 0x8d, 0x99, 0x79, 0x01, 0x62, 0x04, 0xbf, 0xd9, 0x21, 0x32, 0x2f, 0xdd, 0x52, 0x22,
          0x18, 0x35, 0x54, 0x44, 0x7d, 0xe5, 0xe6, 0xe9, 0xbb, 0xe6, 0xed, 0xf7, 0x6d, 0x7b, 0x71, 0xe1, 0x8d, 0xc2, 0xe8, 0xd6,
          0xdc, 0x89, 0xb7, 0x39, 0x83, 0x64, 0xf6, 0x52, 0xfa, 0xfc, 0x73, 0x43, 0x29, 0xaa, 0xfa, 0x3d, 0xcd, 0x45, 0xd4, 0xf3,
          0x1e, 0x38, 0x8e, 0x4f, 0xaf, 0xd7, 0xfc, 0x64, 0x95, 0xf3, 0x7c, 0xa5, 0xcb, 0xab, 0x7f, 0x54, 0xd5, 0x86, 0x46, 0x3d,
          0xa4, 0xbf, 0xea, 0xa3, 0xba, 0xe0, 0x9f, 0x7b, 0x8e, 0x92, 0x39, 0xd8, 0x32, 0xb4, 0xf0, 0xa7, 0x33, 0xaa, 0x60, 0x9c,
          0xc1, 0xf8, 0xd4
    };
    static const uint8_t LongMsg1304Result[] =
    {
          0xd8, 0xfd, 0x6a, 0x91, 0xef, 0x3b, 0x6c, 0xed, 0x05, 0xb9, 0x83, 0x58, 0xa9, 0x91, 0x07, 0xc1, 0xfa, 0xc8, 0xc8, 0x07
    };

    // SHA-1 LongMsg 6056
    static const uint8_t LongMsg6056[] =
    {
          0xa5, 0x04, 0x5d, 0x24, 0xd0, 0x75, 0x78, 0xca, 0x31, 0x98, 0x7d, 0xb3, 0xd2, 0xe2, 0x5e, 0x12, 0xea, 0x38, 0xbb, 0x1d,
          0xa7, 0xa8, 0xbd, 0x64, 0x2a, 0x57, 0x42, 0x61, 0xd4, 0xba, 0x3a, 0x50, 0xc0, 0x09, 0x50, 0x41, 0x90, 0xf1, 0xce, 0x6b,
          0x6d, 0x8a, 0xba, 0xc3, 0x49, 0x88, 0x45, 0xcd, 0x67, 0xb5, 0x67, 0xb2, 0x1e, 0x9f, 0xc3, 0x94, 0xda, 0x8d, 0xd0, 0x1e,
          0x63, 0xb8, 0x3a, 0x5f, 0x62, 0xb8, 0x86, 0xd8, 0x21, 0x3d, 0xf6, 0xd3, 0x92, 0xff, 0xac, 0xf7, 0x93, 0xf8, 0x11, 0x1a,
          0x70, 0xd0, 0x78, 0x56, 0xa9, 0x99, 0xff, 0x5f, 0xf6, 0xbc, 0xb6, 0x13, 0x89, 0x33, 0x04, 0x53, 0x93, 0xf9, 0x46, 0x12,
          0x09, 0xbf, 0xb8, 0xab, 0xa8, 0xe1, 0x99, 0x78, 0x37, 0x98, 0x8a, 0xa0, 0x0c, 0x71, 0x38, 0x30, 0xd1, 0xfe, 0x3a, 0x6e,
          0x88, 0xcb, 0x3d, 0x6a, 0xcd, 0x93, 0x5e, 0xd5, 0x5b, 0xb4, 0xd7, 0x16, 0xd2, 0xe1, 0xde, 0x9b, 0xb8, 0x17, 0xca, 0x6d,
          0xbd, 0xd2, 0x78, 0x08, 0x43, 0x80, 0xed, 0x69, 0x1d, 0x36, 0x3c, 0x68, 0x97, 0xa2, 0xaa, 0x48, 0xb7, 0x41, 0x11, 0x8d,
          0xc3, 0xd1, 0x82, 0x0d, 0x03, 0x0a, 0x2e, 0x4a, 0xc8, 0x89, 0x87, 0xff, 0xae, 0x0d, 0xa2, 0xf9, 0x1d, 0xe5, 0xe0, 0x28,
          0x16, 0xa9, 0xcd, 0xf6, 0x2c, 0x29, 0x48, 0xd7, 0xd0, 0xa3, 0xe5, 0x22, 0xd2, 0x39, 0x8f, 0x1f, 0x25, 0xa1, 0x72, 0x61,
          0xe3, 0x1f, 0x18, 0x56, 0x90, 0xb0, 0xd1, 0x1c, 0xa3, 0x88, 0x59, 0x96, 0x42, 0xbf, 0xb5, 0xc0, 0x4e, 0x48, 0x5e, 0x3f,
          0x9f, 0x22, 0xa1, 0x3d, 0x91, 0xd2, 0x46, 0x73, 0xbf, 0x10, 0x70, 0x87, 0x0e, 0xc1, 0xc4, 0x99, 0xee, 0x25, 0xcd, 0x19,
          0xdc, 0x52, 0x9f, 0xdb, 0x2b, 0xe1, 0xbb, 0x6d, 0x05, 0xe7, 0x33, 0xa8, 0xad, 0x27, 0x0f, 0x85, 0x06, 0x85, 0xee, 0x32,
          0x59, 0xbe, 0xf1, 0x65, 0x53, 0x57, 0xd4, 0xf1, 0x4d, 0xd3, 0x5e, 0x97, 0xd1, 0x29, 0xfc, 0x1e, 0x59, 0x75, 0xa9, 0xa5,
          0x59, 0xee, 0x10, 0x39, 0x80, 0x18, 0xf5, 0xa3, 0x3b, 0x3b, 0xd1, 0x83, 0x7c, 0x13, 0xbc, 0xa3, 0xb9, 0xc9, 0x90, 0x85,
          0x37, 0x22, 0x4c, 0x3e, 0x88, 0xf7, 0xb6, 0x87, 0x53, 0xe5, 0x45, 0x12, 0x53, 0x45, 0x3d, 0x1a, 0xa2, 0x5e, 0x1c, 0x3e,
          0x38, 0xda, 0x35, 0x8f, 0xae, 0x77, 0x9b, 0xe8, 0x48, 0xff, 0x40, 0x7e, 0x33, 0x7a, 0x5e, 0xb7, 0x0b, 0xa2, 0x16, 0x40,
          0xa1, 0x97, 0x58, 0x5a, 0xfa, 0xd4, 0x02, 0x74, 0x9b, 0x62, 0x4c, 0xff, 0x03, 0x4b, 0x63, 0x7e, 0x7a, 0x52, 0x54, 0xdc,
          0x09, 0xe1, 0x2c, 0x03, 0xca, 0x43, 0x5d, 0xaa, 0x62, 0x13, 0x64, 0x6e, 0xcb, 0xf5, 0xa9, 0x25, 0x57, 0x84, 0xa7, 0x6f,
          0xf1, 0x8b, 0x4c, 0x8d, 0xa6, 0x77, 0xa3, 0x77, 0x65, 0x0c, 0xb0, 0x28, 0x03, 0x58, 0x9c, 0x3d, 0x82, 0xe5, 0x12, 0xbe,
          0x93, 0x33, 0xe8, 0x3c, 0x59, 0x65, 0x02, 0x1c, 0x70, 0x3b, 0x73, 0x32, 0x2e, 0x40, 0xe6, 0x92, 0x29, 0x45, 0x3d, 0xa2,
          0xf9, 0x0d, 0x77, 0x74, 0x3f, 0x4a, 0xd7, 0x53, 0xe6, 0xc8, 0x42, 0x9c, 0xa8, 0xe9, 0xea, 0xd0, 0xd4, 0x51, 0x29, 0xe6,
          0x4f, 0xe2, 0xaf, 0xe6, 0xd9, 0xeb, 0xe0, 0xb3, 0x92, 0x9c, 0x78, 0x28, 0xbd, 0xbe, 0x71, 0x67, 0xc3, 0xa1, 0x26, 0x6e,
          0x7b, 0x55, 0xb8, 0xec, 0xa8, 0x1c, 0xb1, 0x52, 0xc4, 0x20, 0xe7, 0x2c, 0xfc, 0x62, 0xa4, 0xb2, 0x7b, 0xf3, 0x03, 0x9a,
          0xeb, 0x66, 0x9d, 0x31, 0x39, 0x85, 0x65, 0xaa, 0x99, 0x43, 0xd1, 0xb6, 0xcb, 0xf2, 0x3b, 0x55, 0x9c, 0xb6, 0x86, 0xeb,
          0xaf, 0x3a, 0x04, 0x96, 0x7d, 0xa1, 0x97, 0xbf, 0x9b, 0xc0, 0x17, 0xef, 0x3c, 0x8a, 0xf4, 0xe4, 0xf6, 0xcb, 0x1d, 0xe5,
          0xc9, 0x1a, 0x20, 0x52, 0x5d, 0x08, 0x92, 0x7f, 0x8b, 0x9e, 0xb1, 0xc2, 0x1f, 0x07, 0x48, 0xcb, 0xdc, 0x89, 0xd3, 0x34,
          0xc1, 0xba, 0xe4, 0x59, 0x8b, 0xf0, 0xc5, 0x6a, 0x7b, 0xf9, 0x5f, 0xbf, 0x59, 0x0c, 0x5a, 0x6b, 0xb9, 0x00, 0x86, 0x13,
          0x7d, 0xbc, 0x7a, 0x01, 0x9b, 0xef, 0x7b, 0x74, 0x21, 0x01, 0x9f, 0x3a, 0x76, 0x49, 0x31, 0x81, 0xe2, 0x80, 0x58, 0xeb,
          0x50, 0x75, 0xf4, 0xe0, 0x53, 0x03, 0xc9, 0x28, 0x68, 0x40, 0xdf, 0xb9, 0x7b, 0xf8, 0x28, 0xcd, 0xac, 0x5a, 0x64, 0x38,
          0x52, 0xf0, 0x42, 0xf9, 0x40, 0xd5, 0xc8, 0x0f, 0x48, 0x22, 0xf4, 0x8e, 0xfe, 0xa9, 0xa4, 0xf1, 0xbe, 0xe6, 0xb3, 0xb2,
          0xf1, 0x32, 0x65, 0x18, 0x8b, 0x3a, 0x05, 0x51, 0xd8, 0xb0, 0xcc, 0xc0, 0x79, 0x40, 0x05, 0x98, 0xaa, 0xc6, 0x6f, 0xaa,
          0xc6, 0xbe, 0xe3, 0x7b, 0x0c, 0xfb, 0x36, 0x9a, 0xa3, 0x9d, 0x61, 0x30, 0xdc, 0x3d, 0xdf, 0xd9, 0xb8, 0x6a, 0x57, 0xb2,
          0xaa, 0x59, 0x7b, 0xb4, 0x9d, 0xd8, 0x30, 0x40, 0x39, 0x84, 0xef, 0xfa, 0x62, 0x3c, 0x6b, 0xdb, 0x02, 0xd5, 0x74, 0x82,
          0x09, 0x0f, 0x1b, 0xcb, 0xb2, 0xc8, 0x17, 0xa3, 0x07, 0x70, 0x67, 0x1b, 0xa7, 0xbd, 0x39, 0xbb, 0xc7, 0xa0, 0x0b, 0x18,
          0x77, 0x77, 0x10, 0xa8, 0x26, 0x84, 0xd5, 0xd6, 0x69, 0x9e, 0x24, 0x52, 0xf8, 0x26, 0x29, 0xab, 0xf9, 0x3d, 0xd3, 0x1f,
          0x82, 0x34, 0x7d, 0xb2, 0x59, 0x44, 0xce, 0x7d, 0xfe, 0x80, 0xdd, 0x49, 0xeb, 0x07, 0x99, 0x5c, 0x1a, 0x7e, 0x69, 0x93,
          0xc8, 0xbe, 0x0f, 0xb1, 0x79, 0xc9, 0xd2, 0xf7, 0x3c, 0x03, 0xdc, 0xf5, 0x30, 0x9f, 0xe1, 0x9f, 0x47
    };
    static const uint8_t LongMsg6056Result[] =
    {
          0xdd, 0x43, 0x74, 0xe2, 0x9b, 0x17, 0xe2, 0xec, 0x53, 0x38, 0x13, 0xfe, 0xdd, 0xc5, 0x25, 0x37, 0x65, 0xcd, 0x37, 0xac
    };

    nl::Weave::Platform::Security::SHA1 sha1;
    uint8_t hashBuf[SHA1::kHashLength];

    sha1.Begin();
    sha1.AddData(ShortMsg8, sizeof(ShortMsg8));
    sha1.Finish(hashBuf);
    // Invalid SHA1 result (ShortMsg8)
    NL_TEST_ASSERT(inSuite, memcmp(hashBuf, ShortMsg8Result, SHA1::kHashLength) == 0);

    sha1.Begin();
    sha1.AddData(ShortMsg72, sizeof(ShortMsg72));
    sha1.Finish(hashBuf);
    // Invalid SHA1 result (ShortMsg72)
    NL_TEST_ASSERT(inSuite, memcmp(hashBuf, ShortMsg72Result, SHA1::kHashLength) == 0);

    sha1.Begin();
    sha1.AddData(ShortMsg168, sizeof(ShortMsg168));
    sha1.Finish(hashBuf);
    // Invalid SHA1 result (ShortMsg168)
    NL_TEST_ASSERT(inSuite, memcmp(hashBuf, ShortMsg168Result, SHA1::kHashLength) == 0);

    sha1.Begin();
    sha1.AddData(ShortMsg512, sizeof(ShortMsg512));
    sha1.Finish(hashBuf);
    // Invalid SHA1 result (ShortMsg512)
    NL_TEST_ASSERT(inSuite, memcmp(hashBuf, ShortMsg512Result, SHA1::kHashLength) == 0);

    sha1.Begin();
    sha1.AddData(LongMsg1304, sizeof(LongMsg1304));
    sha1.Finish(hashBuf);
    // Invalid SHA1 result (LongMsg1304)
    NL_TEST_ASSERT(inSuite, memcmp(hashBuf, LongMsg1304Result, SHA1::kHashLength) == 0);

    sha1.Begin();
    sha1.AddData(LongMsg6056, sizeof(LongMsg6056));
    sha1.Finish(hashBuf);
    // Invalid SHA1 result (LongMsg6056)
    NL_TEST_ASSERT(inSuite, memcmp(hashBuf, LongMsg6056Result, SHA1::kHashLength) == 0);
}

static const nlTest sTests[] = {
    NL_TEST_DEF("SHA1 Test1",          Check_SHA1_Test1),
#if WEAVE_WITH_OPENSSL
    NL_TEST_DEF("SHA1 Test2",          Check_SHA1_Test2),
#endif
    NL_TEST_DEF("SHA1 Test3",          Check_SHA1_Test3),
    NL_TEST_SENTINEL()
};

int WeaveCryptoSHATests(void)
{
    nlTestSuite theSuite = {
        "Weave Crypto SHA Tests",
        &sTests[0]
    };

    nl_test_set_output_style(OUTPUT_CSV);

    nlTestRunner(&theSuite, NULL);

    return nlTestRunnerStats(&theSuite);
}