Branch data     Line data    Source code

       1                 :            : // Copyright (c) 2020 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 <script/bitcoinconsensus.h>
       6                 :            : #include <script/interpreter.h>
       7                 :            : #include <test/fuzz/FuzzedDataProvider.h>
       8                 :            : #include <test/fuzz/fuzz.h>
       9                 :            : #include <test/fuzz/util.h>
      10                 :            : 
      11                 :            : #include <cstdint>
      12                 :            : #include <string>
      13                 :            : #include <vector>
      14                 :            : 
      15         [ -  + ]:       1673 : FUZZ_TARGET(script_bitcoin_consensus)
      16                 :            : {
      17                 :       1327 :     FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
      18                 :       1327 :     const std::vector<uint8_t> random_bytes_1 = ConsumeRandomLengthByteVector(fuzzed_data_provider);
      19                 :       1327 :     const std::vector<uint8_t> random_bytes_2 = ConsumeRandomLengthByteVector(fuzzed_data_provider);
      20                 :       1327 :     const CAmount money = ConsumeMoney(fuzzed_data_provider);
      21                 :            :     bitcoinconsensus_error err;
      22   [ +  -  +  + ]:       1327 :     bitcoinconsensus_error* err_p = fuzzed_data_provider.ConsumeBool() ? &err : nullptr;
      23         [ +  - ]:       1327 :     const unsigned int n_in = fuzzed_data_provider.ConsumeIntegral<unsigned int>();
      24         [ +  - ]:       1327 :     const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>();
      25   [ +  -  +  -  :       1500 :     assert(bitcoinconsensus_version() == BITCOINCONSENSUS_API_VER);
                   +  - ]
      26   [ +  +  +  + ]:       1327 :     if ((flags & SCRIPT_VERIFY_WITNESS) != 0 && (flags & SCRIPT_VERIFY_P2SH) == 0) {
      27                 :          1 :         return;
      28                 :            :     }
      29         [ +  - ]:       1326 :     (void)bitcoinconsensus_verify_script(random_bytes_1.data(), random_bytes_1.size(), random_bytes_2.data(), random_bytes_2.size(), n_in, flags, err_p);
      30         [ +  - ]:       1326 :     (void)bitcoinconsensus_verify_script_with_amount(random_bytes_1.data(), random_bytes_1.size(), money, random_bytes_2.data(), random_bytes_2.size(), n_in, flags, err_p);
      31         [ -  + ]:       1327 : }