Line data    Source code

       1             : // Copyright (c) 2013 The Bitcoin Core developers
       2             : // Distributed under the MIT software license, see the accompanying
       3             : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       4             : 
       5             : #include <boost/test/unit_test.hpp>
       6             : 
       7             : #include "base58.h"
       8             : #include "key.h"
       9             : #include "uint256.h"
      10             : #include "util.h"
      11             : #include "utilstrencodings.h"
      12             : #include "test/test_bitcoin.h"
      13             : 
      14             : #include <string>
      15             : #include <vector>
      16             : 
      17         212 : struct TestDerivation {
      18             :     std::string pub;
      19             :     std::string prv;
      20             :     unsigned int nChild;
      21             : };
      22             : 
      23          10 : struct TestVector {
      24             :     std::string strHexMaster;
      25             :     std::vector<TestDerivation> vDerive;
      26             : 
      27           2 :     TestVector(std::string strHexMasterIn) : strHexMaster(strHexMasterIn) {}
      28             : 
      29          12 :     TestVector& operator()(std::string pub, std::string prv, unsigned int nChild) {
      30          24 :         vDerive.push_back(TestDerivation());
      31          24 :         TestDerivation &der = vDerive.back();
      32          12 :         der.pub = pub;
      33          12 :         der.prv = prv;
      34          12 :         der.nChild = nChild;
      35          12 :         return *this;
      36             :     }
      37             : };
      38             : 
      39           2 : TestVector test1 =
      40             :   TestVector("000102030405060708090a0b0c0d0e0f")
      41             :     ("xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8",
      42             :      "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi",
      43           9 :      0x80000000)
      44             :     ("xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw",
      45             :      "xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7",
      46           6 :      1)
      47             :     ("xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ",
      48             :      "xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs",
      49           6 :      0x80000002)
      50             :     ("xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5",
      51             :      "xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM",
      52           6 :      2)
      53             :     ("xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV",
      54             :      "xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334",
      55           6 :      1000000000)
      56             :     ("xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy",
      57             :      "xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76",
      58           6 :      0);
      59             : 
      60           2 : TestVector test2 =
      61             :   TestVector("fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542")
      62             :     ("xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB",
      63             :      "xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U",
      64           9 :      0)
      65             :     ("xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH",
      66             :      "xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt",
      67           6 :      0xFFFFFFFF)
      68             :     ("xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a",
      69             :      "xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9",
      70           6 :      1)
      71             :     ("xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon",
      72             :      "xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef",
      73           6 :      0xFFFFFFFE)
      74             :     ("xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL",
      75             :      "xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc",
      76           6 :      2)
      77             :     ("xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt",
      78             :      "xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j",
      79           6 :      0);
      80             : 
      81           2 : void RunTest(const TestVector &test) {
      82           2 :     std::vector<unsigned char> seed = ParseHex(test.strHexMaster);
      83           2 :     CExtKey key;
      84             :     CExtPubKey pubkey;
      85           4 :     key.SetMaster(&seed[0], seed.size());
      86           2 :     pubkey = key.Neuter();
      87          70 :     BOOST_FOREACH(const TestDerivation &derive, test.vDerive) {
      88             :         unsigned char data[74];
      89          12 :         key.Encode(data);
      90          12 :         pubkey.Encode(data);
      91             : 
      92             :         // Test private key
      93          12 :         CBitcoinExtKey b58key; b58key.SetKey(key);
      94         108 :         BOOST_CHECK(b58key.ToString() == derive.prv);
      95             : 
      96          12 :         CBitcoinExtKey b58keyDecodeCheck(derive.prv);
      97             :         CExtKey checkKey = b58keyDecodeCheck.GetKey();
      98          12 :         assert(checkKey == key); //ensure a base58 decoded key also matches
      99             : 
     100             :         // Test public key
     101          12 :         CBitcoinExtPubKey b58pubkey; b58pubkey.SetKey(pubkey);
     102         108 :         BOOST_CHECK(b58pubkey.ToString() == derive.pub);
     103             : 
     104          12 :         CBitcoinExtPubKey b58PubkeyDecodeCheck(derive.pub);
     105             :         CExtPubKey checkPubKey = b58PubkeyDecodeCheck.GetKey();
     106          12 :         assert(checkPubKey == pubkey); //ensure a base58 decoded pubkey also matches
     107             : 
     108             :         // Derive new keys
     109          12 :         CExtKey keyNew;
     110          96 :         BOOST_CHECK(key.Derive(keyNew, derive.nChild));
     111          12 :         CExtPubKey pubkeyNew = keyNew.Neuter();
     112          12 :         if (!(derive.nChild & 0x80000000)) {
     113             :             // Compare with public derivation
     114             :             CExtPubKey pubkeyNew2;
     115          64 :             BOOST_CHECK(pubkey.Derive(pubkeyNew2, derive.nChild));
     116          64 :             BOOST_CHECK(pubkeyNew == pubkeyNew2);
     117             :         }
     118          12 :         key = keyNew;
     119          12 :         pubkey = pubkeyNew;
     120             :     }
     121           2 : }
     122             : 
     123           1 : BOOST_FIXTURE_TEST_SUITE(bip32_tests, BasicTestingSetup)
     124             : 
     125           6 : BOOST_AUTO_TEST_CASE(bip32_test1) {
     126           1 :     RunTest(test1);
     127           0 : }
     128             : 
     129           6 : BOOST_AUTO_TEST_CASE(bip32_test2) {
     130           1 :     RunTest(test2);
     131           0 : }
     132             : 
     133           3 : BOOST_AUTO_TEST_SUITE_END()