/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "CTTestUtils.h"

#include <stdint.h>

#include <iomanip>

#include "BTInclusionProof.h"

#include "CTSerialization.h"

#include "gtest/gtest.h"

#include "mozilla/Assertions.h"

#include "mozilla/Move.h"

#include "mozilla/Vector.h"

#include "pkix/Input.h"

#include "pkix/pkix.h"

#include "pkix/pkixnss.h"

#include "pkix/pkixtypes.h"

#include "pkix/Result.h"

#include "pkixcheck.h"

#include "pkixutil.h"

#include "SignedCertificateTimestamp.h"

#include "SignedTreeHead.h"

namespace mozilla { namespace ct {

using namespace mozilla::pkix;

// The following test vectors are from the CT test data repository at

// https://github.com/google/certificate-transparency/tree/master/test/testdata

// test-cert.pem

const char kDefaultDerCert[] =

    "308202ca30820233a003020102020106300d06092a864886f70d01010505003055310b3009"

    "06035504061302474231243022060355040a131b4365727469666963617465205472616e73"

    "706172656e6379204341310e300c0603550408130557616c65733110300e06035504071307"

    "4572772057656e301e170d3132303630313030303030305a170d3232303630313030303030"

    "305a3052310b30090603550406130247423121301f060355040a1318436572746966696361"

    "7465205472616e73706172656e6379310e300c0603550408130557616c65733110300e0603"

    "55040713074572772057656e30819f300d06092a864886f70d010101050003818d00308189"

    "02818100b1fa37936111f8792da2081c3fe41925008531dc7f2c657bd9e1de4704160b4c9f"

    "19d54ada4470404c1c51341b8f1f7538dddd28d9aca48369fc5646ddcc7617f8168aae5b41"

    "d43331fca2dadfc804d57208949061f9eef902ca47ce88c644e000f06eeeccabdc9dd2f68a"

    "22ccb09dc76e0dbc73527765b1a37a8c676253dcc10203010001a381ac3081a9301d060355"

    "1d0e041604146a0d982a3b62c44b6d2ef4e9bb7a01aa9cb798e2307d0603551d2304763074"

    "80145f9d880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b30090603550406"

    "1302474231243022060355040a131b4365727469666963617465205472616e73706172656e"

    "6379204341310e300c0603550408130557616c65733110300e060355040713074572772057"

    "656e82010030090603551d1304023000300d06092a864886f70d010105050003818100171c"

    "d84aac414a9a030f22aac8f688b081b2709b848b4e5511406cd707fed028597a9faefc2eee"

    "2978d633aaac14ed3235197da87e0f71b8875f1ac9e78b281749ddedd007e3ecf50645f8cb"

    "f667256cd6a1647b5e13203bb8582de7d6696f656d1c60b95f456b7fcf338571908f1c6972"

    "7d24c4fccd249295795814d1dac0e6";

// key hash of test-cert.pem's issuer (ca-cert.pem)

const char kDefaultIssuerKeyHash[] =

    "02adddca08b8bf9861f035940c940156d8350fdff899a6239c6bd77255b8f8fc";

const char kDefaultDerTbsCert[] =

    "30820233a003020102020107300d06092a864886f70d01010505003055310b300906035504"

    "061302474231243022060355040a131b4365727469666963617465205472616e7370617265"

    "6e6379204341310e300c0603550408130557616c65733110300e0603550407130745727720"

    "57656e301e170d3132303630313030303030305a170d3232303630313030303030305a3052"

    "310b30090603550406130247423121301f060355040a131843657274696669636174652054"

    "72616e73706172656e6379310e300c0603550408130557616c65733110300e060355040713"

    "074572772057656e30819f300d06092a864886f70d010101050003818d0030818902818100"

    "beef98e7c26877ae385f75325a0c1d329bedf18faaf4d796bf047eb7e1ce15c95ba2f80ee4"

    "58bd7db86f8a4b252191a79bd700c38e9c0389b45cd4dc9a120ab21e0cb41cd0e72805a410"

    "cd9c5bdb5d4927726daf1710f60187377ea25b1a1e39eed0b88119dc154dc68f7da8e30caf"

    "158a33e6c9509f4a05b01409ff5dd87eb50203010001a381ac3081a9301d0603551d0e0416"

    "04142031541af25c05ffd8658b6843794f5e9036f7b4307d0603551d230476307480145f9d"

    "880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b3009060355040613024742"

    "31243022060355040a131b4365727469666963617465205472616e73706172656e63792043"

    "41310e300c0603550408130557616c65733110300e060355040713074572772057656e8201"

    "0030090603551d1304023000";

// DigitallySigned of test-cert.proof

const char kTestDigitallySigned[] =

    "0403004730450220606e10ae5c2d5a1b0aed49dc4937f48de71a4e9784e9c208dfbfe9ef53"

    "6cf7f2022100beb29c72d7d06d61d06bdb38a069469aa86fe12e18bb7cc45689a2c0187ef5"

    "a5";

// test-cert.proof

const char kTestSignedCertificateTimestamp[] =

    "00df1c2ec11500945247a96168325ddc5c7959e8f7c6d388fc002e0bbd3f74d7640000013d"

    "db27ded900000403004730450220606e10ae5c2d5a1b0aed49dc4937f48de71a4e9784e9c2"

    "08dfbfe9ef536cf7f2022100beb29c72d7d06d61d06bdb38a069469aa86fe12e18bb7cc456"

    "89a2c0187ef5a5";

// ct-server-key-public.pem

const char kEcP256PublicKey[] =

    "3059301306072a8648ce3d020106082a8648ce3d0301070342000499783cb14533c0161a5a"

    "b45bf95d08a29cd0ea8dd4c84274e2be59ad15c676960cf0afa1074a57ac644b23479e5b3f"

    "b7b245eb4b420ef370210371a944beaceb";

// key id (sha256) of ct-server-key-public.pem

const char kTestKeyId[] =

    "df1c2ec11500945247a96168325ddc5c7959e8f7c6d388fc002e0bbd3f74d764";

// signature field of DigitallySigned from test-cert.proof

const char kTestSCTSignatureData[] =

    "30450220606e10ae5c2d5a1b0aed49dc4937f48de71a4e9784e9c208dfbfe9ef536cf7f202"

    "2100beb29c72d7d06d61d06bdb38a069469aa86fe12e18bb7cc45689a2c0187ef5a5";

// signature field of DigitallySigned from test-embedded-pre-cert.proof

const char kTestSCTPrecertSignatureData[] =

    "30450220482f6751af35dba65436be1fd6640f3dbf9a41429495924530288fa3e5e23e0602"

    "2100e4edc0db3ac572b1e2f5e8ab6a680653987dcf41027dfeffa105519d89edbf08";

// For the sample STH

const char kSampleSTHSHA256RootHash[] =

    "726467216167397babca293dca398e4ce6b621b18b9bc42f30c900d1f92ac1e4";

const char kSampleSTHTreeHeadSignature[] =

    "0403004730450220365a91a2a88f2b9332f41d8959fa7086da7e6d634b7b089bc9da066426"

    "6c7a20022100e38464f3c0fd066257b982074f7ac87655e0c8f714768a050b4be9a7b441cb"

    "d3";

const size_t kSampleSTHTreeSize = 21u;

const uint64_t kSampleSTHTimestamp = 1396877277237u;

// test-embedded-cert.pem

const char kTestEmbeddedCertData[] =

  "30820359308202c2a003020102020107300d06092a864886f70d01010505"

  "003055310b300906035504061302474231243022060355040a131b436572"

  "7469666963617465205472616e73706172656e6379204341310e300c0603"

  "550408130557616c65733110300e060355040713074572772057656e301e"

  "170d3132303630313030303030305a170d3232303630313030303030305a"

  "3052310b30090603550406130247423121301f060355040a131843657274"

  "69666963617465205472616e73706172656e6379310e300c060355040813"

  "0557616c65733110300e060355040713074572772057656e30819f300d06"

  "092a864886f70d010101050003818d0030818902818100beef98e7c26877"

  "ae385f75325a0c1d329bedf18faaf4d796bf047eb7e1ce15c95ba2f80ee4"

  "58bd7db86f8a4b252191a79bd700c38e9c0389b45cd4dc9a120ab21e0cb4"

  "1cd0e72805a410cd9c5bdb5d4927726daf1710f60187377ea25b1a1e39ee"

  "d0b88119dc154dc68f7da8e30caf158a33e6c9509f4a05b01409ff5dd87e"

  "b50203010001a382013a30820136301d0603551d0e041604142031541af2"

  "5c05ffd8658b6843794f5e9036f7b4307d0603551d230476307480145f9d"

  "880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b30090603"

  "5504061302474231243022060355040a131b436572746966696361746520"

  "5472616e73706172656e6379204341310e300c0603550408130557616c65"

  "733110300e060355040713074572772057656e82010030090603551d1304"

  "02300030818a060a2b06010401d679020402047c047a0078007600df1c2e"

  "c11500945247a96168325ddc5c7959e8f7c6d388fc002e0bbd3f74d76400"

  "00013ddb27df9300000403004730450220482f6751af35dba65436be1fd6"

  "640f3dbf9a41429495924530288fa3e5e23e06022100e4edc0db3ac572b1"

  "e2f5e8ab6a680653987dcf41027dfeffa105519d89edbf08300d06092a86"

  "4886f70d0101050500038181008a0c4bef099d479279afa0a28e689f91e1"

  "c4421be2d269a2ea6ca4e8215ddeddca1504a11e7c87c4b77e80f0e97903"

  "5268f27ca20e166804ae556f316981f96a394ab7abfd3e255ac0044513fe"

  "76570c6795abe4703133d303f89f3afa6bbcfc517319dfd95b934241211f"

  "634035c3d078307a68c6075a2e20c89f36b8910ca0";

const char kTestTbsCertData[] =

  "30820233a003020102020107300d06092a864886f70d0101050500305531"

  "0b300906035504061302474231243022060355040a131b43657274696669"

  "63617465205472616e73706172656e6379204341310e300c060355040813"

  "0557616c65733110300e060355040713074572772057656e301e170d3132"

  "303630313030303030305a170d3232303630313030303030305a3052310b"

  "30090603550406130247423121301f060355040a13184365727469666963"

  "617465205472616e73706172656e6379310e300c0603550408130557616c"

  "65733110300e060355040713074572772057656e30819f300d06092a8648"

  "86f70d010101050003818d0030818902818100beef98e7c26877ae385f75"

  "325a0c1d329bedf18faaf4d796bf047eb7e1ce15c95ba2f80ee458bd7db8"

  "6f8a4b252191a79bd700c38e9c0389b45cd4dc9a120ab21e0cb41cd0e728"

  "05a410cd9c5bdb5d4927726daf1710f60187377ea25b1a1e39eed0b88119"

  "dc154dc68f7da8e30caf158a33e6c9509f4a05b01409ff5dd87eb5020301"

  "0001a381ac3081a9301d0603551d0e041604142031541af25c05ffd8658b"

  "6843794f5e9036f7b4307d0603551d230476307480145f9d880dc873e654"

  "d4f80dd8e6b0c124b447c355a159a4573055310b30090603550406130247"

  "4231243022060355040a131b4365727469666963617465205472616e7370"

  "6172656e6379204341310e300c0603550408130557616c65733110300e06"

  "0355040713074572772057656e82010030090603551d1304023000";

// test-embedded-with-preca-cert.pem

const char kTestEmbeddedWithPreCaCertData[] =

  "30820359308202c2a003020102020108300d06092a864886f70d01010505"

  "003055310b300906035504061302474231243022060355040a131b436572"

  "7469666963617465205472616e73706172656e6379204341310e300c0603"

  "550408130557616c65733110300e060355040713074572772057656e301e"

  "170d3132303630313030303030305a170d3232303630313030303030305a"

  "3052310b30090603550406130247423121301f060355040a131843657274"

  "69666963617465205472616e73706172656e6379310e300c060355040813"

  "0557616c65733110300e060355040713074572772057656e30819f300d06"

  "092a864886f70d010101050003818d0030818902818100afaeeacac51ab7"

  "cebdf9eacae7dd175295e193955a17989aef8d97ab7cdff7761093c0b823"

  "d2a4e3a51a17b86f28162b66a2538935ebecdc1036233da2dd6531b0c63b"

  "cc68761ebdc854037b77399246b870a7b72b14c9b1667de09a9640ed9f3f"

  "3c725d950b4d26559869fe7f1e919a66eb76d35c0117c6bcd0d8cfd21028"

  "b10203010001a382013a30820136301d0603551d0e04160414612c64efac"

  "79b728397c9d93e6df86465fa76a88307d0603551d230476307480145f9d"

  "880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b30090603"

  "5504061302474231243022060355040a131b436572746966696361746520"

  "5472616e73706172656e6379204341310e300c0603550408130557616c65"

  "733110300e060355040713074572772057656e82010030090603551d1304"

  "02300030818a060a2b06010401d679020402047c047a0078007600df1c2e"

  "c11500945247a96168325ddc5c7959e8f7c6d388fc002e0bbd3f74d76400"

  "00013ddb27e05b000004030047304502207aa79604c47480f3727b084f90"

  "b3989f79091885e00484431a2a297cbf3a355c022100b49fd8120b0d644c"

  "d7e75269b4da6317a9356cb950224fc11cc296b2e39b2386300d06092a86"

  "4886f70d010105050003818100a3a86c41ad0088a25aedc4e7b529a2ddbf"

  "9e187ffb362157e9302d961b73b43cba0ae1e230d9e45049b7e8c924792e"

  "bbe7d175baa87b170dfad8ee788984599d05257994084e2e0e796fca5836"

  "881c3e053553e06ab230f919089b914e4a8e2da45f8a87f2c81a25a61f04"

  "fe1cace60155653827d41fad9f0658f287d058192c";

// ca-cert.pem

const char kCaCertData[] =

  "308202d030820239a003020102020100300d06092a864886f70d01010505"

  "003055310b300906035504061302474231243022060355040a131b436572"

  "7469666963617465205472616e73706172656e6379204341310e300c0603"

  "550408130557616c65733110300e060355040713074572772057656e301e"

  "170d3132303630313030303030305a170d3232303630313030303030305a"

  "3055310b300906035504061302474231243022060355040a131b43657274"

  "69666963617465205472616e73706172656e6379204341310e300c060355"

  "0408130557616c65733110300e060355040713074572772057656e30819f"

  "300d06092a864886f70d010101050003818d0030818902818100d58a6853"

  "6210a27119936e778321181c2a4013c6d07b8c76eb9157d3d0fb4b3b516e"

  "cecbd1c98d91c52f743fab635d55099cd13abaf31ae541442451a74c7816"

  "f2243cf848cf2831cce67ba04a5a23819f3cba37e624d9c3bdb299b839dd"

  "fe2631d2cb3a84fc7bb2b5c52fcfc14fff406f5cd44669cbb2f7cfdf86fb"

  "6ab9d1b10203010001a381af3081ac301d0603551d0e041604145f9d880d"

  "c873e654d4f80dd8e6b0c124b447c355307d0603551d230476307480145f"

  "9d880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b300906"

  "035504061302474231243022060355040a131b4365727469666963617465"

  "205472616e73706172656e6379204341310e300c0603550408130557616c"

  "65733110300e060355040713074572772057656e820100300c0603551d13"

  "040530030101ff300d06092a864886f70d0101050500038181000608cc4a"

  "6d64f2205e146c04b276f92b0efa94a5daf23afc3806606d3990d0a1ea23"

  "3d40295769463b046661e7fa1d179915209aea2e0a775176411227d7c003"

  "07c7470e61584fd7334224727f51d690bc47a9df354db0f6eb25955de189"

  "3c4dd5202b24a2f3e440d274b54e1bd376269ca96289b76ecaa41090e14f"

  "3b0a942e";

// intermediate-cert.pem

const char kIntermediateCertData[] =

  "308202dd30820246a003020102020109300d06092a864886f70d01010505"

  "003055310b300906035504061302474231243022060355040a131b436572"

  "7469666963617465205472616e73706172656e6379204341310e300c0603"

  "550408130557616c65733110300e060355040713074572772057656e301e"

  "170d3132303630313030303030305a170d3232303630313030303030305a"

  "3062310b30090603550406130247423131302f060355040a132843657274"

  "69666963617465205472616e73706172656e637920496e7465726d656469"

  "617465204341310e300c0603550408130557616c65733110300e06035504"

  "0713074572772057656e30819f300d06092a864886f70d01010105000381"

  "8d0030818902818100d76a678d116f522e55ff821c90642508b7074b14d7"

  "71159064f7927efdedb87135a1365ee7de18cbd5ce865f860c78f433b4d0"

  "d3d3407702e7a3ef542b1dfe9bbaa7cdf94dc5975fc729f86f105f381b24"

  "3535cf9c800f5ca780c1d3c84400ee65d16ee9cf52db8adffe50f5c49335"

  "0b2190bf50d5bc36f3cac5a8daae92cd8b0203010001a381af3081ac301d"

  "0603551d0e04160414965508050278479e8773764131bc143a47e229ab30"

  "7d0603551d230476307480145f9d880dc873e654d4f80dd8e6b0c124b447"

  "c355a159a4573055310b300906035504061302474231243022060355040a"

  "131b4365727469666963617465205472616e73706172656e637920434131"

  "0e300c0603550408130557616c65733110300e0603550407130745727720"

  "57656e820100300c0603551d13040530030101ff300d06092a864886f70d"

  "0101050500038181002206dab1c66b71dce095c3f6aa2ef72cf7761be7ab"

  "d7fc39c31a4cfe1bd96d6734ca82f22dde5a0c8bbbdd825d7b6f3e7612ad"

  "8db300a7e21169886023262284c3aa5d2191efda10bf9235d37b3a2a340d"

  "59419b94a48566f3fac3cd8b53d5a4e98270ead297b07210f9ce4a2138b1"

  "8811143b93fa4e7a87dd37e1385f2c2908";

// test-embedded-with-intermediate-cert.pem

const char kTestEmbeddedWithIntermediateCertData[] =

  "30820366308202cfa003020102020102300d06092a864886f70d01010505"

  "003062310b30090603550406130247423131302f060355040a1328436572"

  "7469666963617465205472616e73706172656e637920496e7465726d6564"

  "69617465204341310e300c0603550408130557616c65733110300e060355"

  "040713074572772057656e301e170d3132303630313030303030305a170d"

  "3232303630313030303030305a3052310b30090603550406130247423121"

  "301f060355040a13184365727469666963617465205472616e7370617265"

  "6e6379310e300c0603550408130557616c65733110300e06035504071307"

  "4572772057656e30819f300d06092a864886f70d010101050003818d0030"

  "818902818100bb272b26e5deb5459d4acca027e8f12a4d839ac3730a6a10"

  "9ff7e25498ddbd3f1895d08ba41f8de34967a3a086ce13a90dd5adbb5418"

  "4bdc08e1ac7826adb8dc9c717bfd7da5b41b4db1736e00f1dac3cec9819c"

  "cb1a28ba120b020a820e940dd61f95b5432a4bc05d0818f18ce2154eb38d"

  "2fa7d22d72b976e560db0c7fc77f0203010001a382013a30820136301d06"

  "03551d0e04160414b1b148e658e703f5f7f3105f20b3c384d7eff1bf307d"

  "0603551d23047630748014965508050278479e8773764131bc143a47e229"

  "aba159a4573055310b300906035504061302474231243022060355040a13"

  "1b4365727469666963617465205472616e73706172656e6379204341310e"

  "300c0603550408130557616c65733110300e060355040713074572772057"

  "656e82010930090603551d130402300030818a060a2b06010401d6790204"

  "02047c047a0078007600df1c2ec11500945247a96168325ddc5c7959e8f7"

  "c6d388fc002e0bbd3f74d7640000013ddb27e2a400000403004730450221"

  "00a6d34517f3392d9ec5d257adf1c597dc45bd4cd3b73856c616a9fb99e5"

  "ae75a802205e26c8d1c7e222fe8cda29baeb04a834ee97d34fd81718f1aa"

  "e0cd66f4b8a93f300d06092a864886f70d0101050500038181000f95a5b4"

  "e128a914b1e88be8b32964221b58f4558433d020a8e246cca65a40bcbf5f"

  "2d48933ebc99be6927ca756472fb0bdc7f505f41f462f2bc19d0b299c990"

  "918df8820f3d31db37979e8bad563b17f00ae67b0f8731c106c943a73bf5"

  "36af168afe21ef4adfcae19a3cc074899992bf506bc5ce1decaaf07ffeeb"

  "c805c039";

// test-embedded-with-intermediate-preca-cert.pem

const char kTestEmbeddedWithIntermediatePreCaCertData[] =

  "30820366308202cfa003020102020103300d06092a864886f70d01010505"

  "003062310b30090603550406130247423131302f060355040a1328436572"

  "7469666963617465205472616e73706172656e637920496e7465726d6564"

  "69617465204341310e300c0603550408130557616c65733110300e060355"

  "040713074572772057656e301e170d3132303630313030303030305a170d"

  "3232303630313030303030305a3052310b30090603550406130247423121"

  "301f060355040a13184365727469666963617465205472616e7370617265"

  "6e6379310e300c0603550408130557616c65733110300e06035504071307"

  "4572772057656e30819f300d06092a864886f70d010101050003818d0030"

  "818902818100d4497056cdfc65e1342cc3df6e654b8af0104702acd2275c"

  "7d3fb1fc438a89b212110d6419bcc13ae47d64bba241e6706b9ed627f8b3"

  "4a0d7dff1c44b96287c54bea9d10dc017bceb64f7b6aff3c35a474afec40"

  "38ab3640b0cd1fb0582ec03b179a2776c8c435d14ab4882d59d7b724fa37"

  "7ca6db08392173f9c6056b3abadf0203010001a382013a30820136301d06"

  "03551d0e0416041432da5518d87f1d26ea2767973c0bef286e786a4a307d"

  "0603551d23047630748014965508050278479e8773764131bc143a47e229"

  "aba159a4573055310b300906035504061302474231243022060355040a13"

  "1b4365727469666963617465205472616e73706172656e6379204341310e"

  "300c0603550408130557616c65733110300e060355040713074572772057"

  "656e82010930090603551d130402300030818a060a2b06010401d6790204"

  "02047c047a0078007600df1c2ec11500945247a96168325ddc5c7959e8f7"

  "c6d388fc002e0bbd3f74d7640000013ddb27e3be00000403004730450221"

  "00d9f61a07fee021e3159f3ca2f570d833ff01374b2096cba5658c5e16fb"

  "43eb3002200b76fe475138d8cf76833831304dabf043eb1213c96e13ff4f"

  "a37f7cd3c8dc1f300d06092a864886f70d01010505000381810088ee4e9e"

  "5eed6b112cc764b151ed929400e9406789c15fbbcfcdab2f10b400234139"

  "e6ce65c1e51b47bf7c8950f80bccd57168567954ed35b0ce9346065a5eae"

  "5bf95d41da8e27cee9eeac688f4bd343f9c2888327abd8b9f68dcb1e3050"

  "041d31bda8e2dd6d39b3664de5ce0870f5fc7e6a00d6ed00528458d953d2"

  "37586d73";

// Given the ordered set of data [ 0x00, 0x01, 0x02, deadbeef ],

// the 'inclusion proof' of the leaf of index '2' (for '0x02') is created from

// the Merkle Tree generated for that set of data.

// A Merkle inclusion proof for a leaf in a Merkle Tree is the shortest list

// of additional nodes in the Merkle Tree required to compute the Merkle Tree

// Hash (also called 'Merkle Tree head') for that tree.

// This follows the structure defined in RFC 6962-bis.

//

// https://tools.ietf.org/html/draft-ietf-trans-rfc6962-bis-24#section-2.1

const char kTestInclusionProof[] =

  "020100" // logId

  "0000000000000004" // tree size

  "0000000000000002" // leaf index

  "0042" // inclusion path length

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestNodeHash0[] =

  "48c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729";

const char kTestNodeHash1[] =

  "a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a";

const char kTestInclusionProofUnexpectedData[] = "12345678";

const char kTestInclusionProofInvalidHashSize[] =

  "020100" // logId

  "0000000000000004" // treesize

  "0000000000000002" // leafindex

  "0042" // inclusion path length

  "3048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // invalid hash size

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofInvalidHash[] =

  "020100" // logId

  "0000000000000004" // treesize

  "0000000000000002" // leafindex

  "0042" // inclusion path length

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427"; // truncated node hash 1

const char kTestInclusionProofMissingLogId[] =

  "0000000000000004" // treesize

  "0000000000000002" // leafindex

  "0042"

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofNullPathLength[] =

  "020100"

  "0000000000000004" // treesize

  "0000000000000002" // leafindex

  "0000"

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofPathLengthTooSmall[] =

  "020100"

  "0000000000000004" // treesize

  "0000000000000002" // leafindex

  "0036"

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofPathLengthTooLarge[] =

  "020100"

  "0000000000000004" // treesize

  "0000000000000002" // leafindex

  "0080"

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofNullTreeSize[] =

  "020100"

  "0000000000000000" // treesize

  "0000000000000002" // leafindex

  "0042"

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofLeafIndexOutOfBounds[] =

  "020100"

  "0000000000000004" // treesize

  "0000000000000004" // leafindex

  "0042"

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a"; // node hash 1

const char kTestInclusionProofExtraData[] =

  "020100" // logId

  "0000000000000004" // tree size

  "0000000000000002" // leaf index

  "0042" // inclusion path length

  "2048c90c8ae24688d6bef5d48a30c2cc8b6754335a8db21793cc0a8e3bed321729" // node hash 0

  "20a20bf9a7cc2dc8a08f5f415a71b19f6ac427bab54d24eec868b5d3103449953a" // node hash 1

  "123456"; // extra data after the proof

static uint8_t

CharToByte(char c)

{

  if (c >= '0' && c <= '9') {

    return c - '0';

  } else if (c >= 'a' && c <= 'f') {

    return c - 'a' + 10;

  } else if (c >= 'A' && c <= 'F') {

    return c - 'A' + 10;

  }

  MOZ_RELEASE_ASSERT(false);

  return 0;

}

static Buffer

HexToBytes(const char* hexData)

{

  size_t hexLen = strlen(hexData);

  MOZ_RELEASE_ASSERT(hexLen > 0 && (hexLen % 2 == 0));

  size_t resultLen = hexLen / 2;

  Buffer result;

  MOZ_RELEASE_ASSERT(result.reserve(resultLen));

  for (size_t i = 0; i < resultLen; ++i) {

    uint8_t hi = CharToByte(hexData[i*2]);

    uint8_t lo = CharToByte(hexData[i*2 + 1]);

    result.infallibleAppend((hi << 4) | lo);

  }

  return result;

}

void

GetX509CertLogEntry(LogEntry& entry)

{

  entry.Reset();

  entry.type = ct::LogEntry::Type::X509;

  entry.leafCertificate = HexToBytes(kDefaultDerCert);

}

Buffer

GetDEREncodedX509Cert()

{

  return HexToBytes(kDefaultDerCert);

}

void

GetPrecertLogEntry(LogEntry& entry)

{

  entry.Reset();

  entry.type = ct::LogEntry::Type::Precert;

  entry.issuerKeyHash = HexToBytes(kDefaultIssuerKeyHash);

  entry.tbsCertificate = HexToBytes(kDefaultDerTbsCert);

}

Buffer

GetTestDigitallySigned()

{

  return HexToBytes(kTestDigitallySigned);

}

Buffer

GetTestDigitallySignedData()

{

  Buffer encoded = GetTestDigitallySigned();

  // The encoded buffer contains the signature data itself from the 4th byte.

  // The first bytes are:

  // 1 byte of hash algorithm

  // 1 byte of signature algorithm

  // 2 bytes - prefix containing length of the signature data.

  Buffer result;

  MOZ_RELEASE_ASSERT(result.append(encoded.begin() + 4, encoded.end()));

  return result;

}

Buffer

GetTestSignedCertificateTimestamp()

{

  return HexToBytes(kTestSignedCertificateTimestamp);

}

Buffer

GetTestInclusionProof()

{

  return HexToBytes(kTestInclusionProof);

}

Buffer

GetTestInclusionProofUnexpectedData()

{

  return HexToBytes(kTestInclusionProofUnexpectedData);

}

Buffer

GetTestInclusionProofInvalidHashSize()

{

  return HexToBytes(kTestInclusionProofInvalidHashSize);

}

Buffer

GetTestInclusionProofInvalidHash()

{

  return HexToBytes(kTestInclusionProofInvalidHash);

}

Buffer

GetTestInclusionProofMissingLogId()

{

  return HexToBytes(kTestInclusionProofMissingLogId);

}

Buffer

GetTestInclusionProofNullPathLength()

{

  return HexToBytes(kTestInclusionProofNullPathLength);

}

Buffer

GetTestInclusionProofPathLengthTooSmall()

{

  return HexToBytes(kTestInclusionProofPathLengthTooSmall);

}

Buffer

GetTestInclusionProofPathLengthTooLarge()

{

  return HexToBytes(kTestInclusionProofPathLengthTooLarge);

}

Buffer

GetTestInclusionProofNullTreeSize()

{

  return HexToBytes(kTestInclusionProofNullTreeSize);

}

Buffer

GetTestInclusionProofLeafIndexOutOfBounds()

{

  return HexToBytes(kTestInclusionProofLeafIndexOutOfBounds);

}

Buffer

GetTestInclusionProofExtraData()

{

  return HexToBytes(kTestInclusionProofExtraData);

}

Buffer

GetTestNodeHash0()

{

  return HexToBytes(kTestNodeHash0);

}

Buffer

GetTestNodeHash1()

{

  return HexToBytes(kTestNodeHash1);

}

Buffer

GetTestPublicKey()

{

  return HexToBytes(kEcP256PublicKey);

}

Buffer

GetTestPublicKeyId()

{

  return HexToBytes(kTestKeyId);

}

void

GetX509CertSCT(SignedCertificateTimestamp& sct)

{

  sct.version = ct::SignedCertificateTimestamp::Version::V1;

  sct.logId = HexToBytes(kTestKeyId);

  // Time the log issued a SCT for this certificate, which is

  // Fri Apr  5 10:04:16.089 2013

  sct.timestamp = INT64_C(1365181456089);

  sct.extensions.clear();

  sct.signature.hashAlgorithm =

    ct::DigitallySigned::HashAlgorithm::SHA256;

  sct.signature.signatureAlgorithm =

    ct::DigitallySigned::SignatureAlgorithm::ECDSA;

  sct.signature.signatureData = HexToBytes(kTestSCTSignatureData);

}

void

GetPrecertSCT(SignedCertificateTimestamp& sct)

{

  sct.version = ct::SignedCertificateTimestamp::Version::V1;

  sct.logId = HexToBytes(kTestKeyId);

  // Time the log issued a SCT for this Precertificate, which is

  // Fri Apr  5 10:04:16.275 2013

  sct.timestamp = INT64_C(1365181456275);

  sct.extensions.clear();

  sct.signature.hashAlgorithm =

    ct::DigitallySigned::HashAlgorithm::SHA256;

  sct.signature.signatureAlgorithm =

    ct::DigitallySigned::SignatureAlgorithm::ECDSA;

  sct.signature.signatureData = HexToBytes(kTestSCTPrecertSignatureData);

}

Buffer

GetDefaultIssuerKeyHash()

{

  return HexToBytes(kDefaultIssuerKeyHash);

}

// A sample, valid STH

void

GetSampleSignedTreeHead(SignedTreeHead& sth)

{

  sth.version = SignedTreeHead::Version::V1;

  sth.timestamp = kSampleSTHTimestamp;

  sth.treeSize = kSampleSTHTreeSize;

  sth.sha256RootHash = GetSampleSTHSHA256RootHash();

  GetSampleSTHTreeHeadDecodedSignature(sth.signature);

}

Buffer

GetSampleSTHSHA256RootHash()

{

  return HexToBytes(kSampleSTHSHA256RootHash);

}

Buffer

GetSampleSTHTreeHeadSignature()

{

  return HexToBytes(kSampleSTHTreeHeadSignature);

}

void

GetSampleSTHTreeHeadDecodedSignature(DigitallySigned& signature)

{

  Buffer ths = HexToBytes(kSampleSTHTreeHeadSignature);

  Input thsInput;

  ASSERT_EQ(Success, thsInput.Init(ths.begin(), ths.length()));

  Reader thsReader(thsInput);

  ASSERT_EQ(Success, DecodeDigitallySigned(thsReader, signature));

  ASSERT_TRUE(thsReader.AtEnd());

}

Buffer

GetDEREncodedTestEmbeddedCert()

{

  return HexToBytes(kTestEmbeddedCertData);

}

Buffer

GetDEREncodedTestTbsCert()

{

  return HexToBytes(kTestTbsCertData);

}

Buffer

GetDEREncodedTestEmbeddedWithPreCACert()

{

  return HexToBytes(kTestEmbeddedWithPreCaCertData);

}

Buffer

GetDEREncodedCACert()

{

  return HexToBytes(kCaCertData);

}

Buffer

GetDEREncodedIntermediateCert()

{

  return HexToBytes(kIntermediateCertData);

}

Buffer

GetDEREncodedTestEmbeddedWithIntermediateCert()

{

  return HexToBytes(kTestEmbeddedWithIntermediateCertData);

}

Buffer

GetDEREncodedTestEmbeddedWithIntermediatePreCACert()

{

  return HexToBytes(kTestEmbeddedWithIntermediatePreCaCertData);

}

Buffer

ExtractCertSPKI(Input cert)

{

  BackCert backCert(cert, EndEntityOrCA::MustBeEndEntity, nullptr);

  MOZ_RELEASE_ASSERT(backCert.Init() == Success);

  Input spkiInput = backCert.GetSubjectPublicKeyInfo();

  Buffer spki;

  MOZ_RELEASE_ASSERT(InputToBuffer(spkiInput, spki) == Success);

  return spki;

}

Buffer

ExtractCertSPKI(const Buffer& cert)

{

  return ExtractCertSPKI(InputForBuffer(cert));

}

void

ExtractEmbeddedSCTList(Input cert, Buffer& result)

{

  result.clear();

  BackCert backCert(cert, EndEntityOrCA::MustBeEndEntity, nullptr);

  ASSERT_EQ(Success, backCert.Init());

  const Input* scts = backCert.GetSignedCertificateTimestamps();

  if (scts) {

    Input sctList;

    ASSERT_EQ(Success,

              ExtractSignedCertificateTimestampListFromExtension(*scts,

                                                                 sctList));

    ASSERT_EQ(Success, InputToBuffer(sctList, result));

  }

}

void

ExtractEmbeddedSCTList(const Buffer& cert, Buffer& result)

{

  ExtractEmbeddedSCTList(InputForBuffer(cert), result);

}

class OCSPExtensionTrustDomain : public TrustDomain

{

public:

  pkix::Result GetCertTrust(EndEntityOrCA, const CertPolicyId&,

                            Input, TrustLevel&) override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result FindIssuer(Input, IssuerChecker&, Time) override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result CheckRevocation(EndEntityOrCA, const CertID&, Time, Duration,

                               const Input*, const Input*) override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result IsChainValid(const DERArray&, Time, const CertPolicyId&) override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result DigestBuf(Input item, DigestAlgorithm digestAlg,

                         /*out*/ uint8_t* digestBuf, size_t digestBufLen) override

  {

    return DigestBufNSS(item, digestAlg, digestBuf, digestBufLen);

  }

  pkix::Result CheckSignatureDigestAlgorithm(DigestAlgorithm, EndEntityOrCA, Time)

                                       override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result CheckECDSACurveIsAcceptable(EndEntityOrCA, NamedCurve) override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result VerifyECDSASignedDigest(const SignedDigest& signedDigest,

                                       Input subjectPublicKeyInfo) override

  {

    return VerifyECDSASignedDigestNSS(signedDigest, subjectPublicKeyInfo,

                                      nullptr);

  }

  pkix::Result CheckRSAPublicKeyModulusSizeInBits(EndEntityOrCA, unsigned int)

                                            override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result VerifyRSAPKCS1SignedDigest(const SignedDigest& signedDigest,

                                          Input subjectPublicKeyInfo) override

  {

    return VerifyRSAPKCS1SignedDigestNSS(signedDigest, subjectPublicKeyInfo,

                                         nullptr);

  }

  pkix::Result CheckValidityIsAcceptable(Time, Time, EndEntityOrCA, KeyPurposeId)

                                   override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  pkix::Result NetscapeStepUpMatchesServerAuth(Time, bool&) override

  {

    ADD_FAILURE();

    return pkix::Result::FATAL_ERROR_LIBRARY_FAILURE;

  }

  void NoteAuxiliaryExtension(AuxiliaryExtension extension, Input data) override

  {

    if (extension != AuxiliaryExtension::SCTListFromOCSPResponse) {

      ADD_FAILURE();

      return;

    }

    if (InputToBuffer(data, signedCertificateTimestamps) != Success) {

      ADD_FAILURE();

      return;

    }

  }

  Buffer signedCertificateTimestamps;

};

void

ExtractSCTListFromOCSPResponse(Input cert,

                               Input issuerSPKI,

                               Input encodedResponse,

                               Time time,

                               Buffer& result)

{

  result.clear();

  BackCert backCert(cert, EndEntityOrCA::MustBeEndEntity, nullptr);

  ASSERT_EQ(Success, backCert.Init());

  CertID certID(backCert.GetIssuer(), issuerSPKI, backCert.GetSerialNumber());

  bool expired;

  OCSPExtensionTrustDomain trustDomain;

  pkix::Result rv = VerifyEncodedOCSPResponse(trustDomain, certID,

                                              time, /*time*/

                                              1000, /*maxLifetimeInDays*/

                                              encodedResponse, expired);

  ASSERT_EQ(Success, rv);

  result = std::move(trustDomain.signedCertificateTimestamps);

}

Buffer

cloneBuffer(const Buffer& buffer)

{

  Buffer cloned;

  MOZ_RELEASE_ASSERT(cloned.appendAll(buffer));

  return cloned;

}

Input

InputForBuffer(const Buffer& buffer)

{

  Input input;

  MOZ_RELEASE_ASSERT(Success ==

                     input.Init(buffer.begin(), buffer.length()));

  return input;

}

Input InputForSECItem(const SECItem& item)

{

  Input input;

  MOZ_RELEASE_ASSERT(Success ==

                     input.Init(item.data, item.len));

  return input;

}

} } // namespace mozilla::ct

namespace mozilla {

std::ostream&

operator<<(std::ostream& stream, const ct::Buffer& buffer)

{

  if (buffer.empty()) {

    stream << "EMPTY";

  } else {

    for (size_t i = 0; i < buffer.length(); ++i) {

      if (i >= 1000) {

        stream << "...";

        break;

      }

      stream << std::hex << std::setw(2) << std::setfill('0')

          << static_cast<unsigned>(buffer[i]);

    }

  }

  stream << std::dec;

  return stream;

}

} // namespace mozilla