diff options
Diffstat (limited to 'src/test/fuzz/util.h')
| -rw-r--r-- | src/test/fuzz/util.h | 57 |
1 files changed, 55 insertions, 2 deletions
diff --git a/src/test/fuzz/util.h b/src/test/fuzz/util.h index 9d0fb02128..f26878a704 100644 --- a/src/test/fuzz/util.h +++ b/src/test/fuzz/util.h @@ -12,6 +12,7 @@ #include <consensus/consensus.h> #include <primitives/transaction.h> #include <script/script.h> +#include <script/standard.h> #include <serialize.h> #include <streams.h> #include <test/fuzz/FuzzedDataProvider.h> @@ -20,6 +21,7 @@ #include <uint256.h> #include <version.h> +#include <algorithm> #include <cstdint> #include <optional> #include <string> @@ -31,6 +33,11 @@ NODISCARD inline std::vector<uint8_t> ConsumeRandomLengthByteVector(FuzzedDataPr return {s.begin(), s.end()}; } +NODISCARD inline CDataStream ConsumeDataStream(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length = 4096) noexcept +{ + return {ConsumeRandomLengthByteVector(fuzzed_data_provider, max_length), SER_NETWORK, INIT_PROTO_VERSION}; +} + NODISCARD inline std::vector<std::string> ConsumeRandomLengthStringVector(FuzzedDataProvider& fuzzed_data_provider, const size_t max_vector_size = 16, const size_t max_string_length = 16) noexcept { const size_t n_elements = fuzzed_data_provider.ConsumeIntegralInRange<size_t>(0, max_vector_size); @@ -87,10 +94,19 @@ NODISCARD inline CScriptNum ConsumeScriptNum(FuzzedDataProvider& fuzzed_data_pro return CScriptNum{fuzzed_data_provider.ConsumeIntegral<int64_t>()}; } +NODISCARD inline uint160 ConsumeUInt160(FuzzedDataProvider& fuzzed_data_provider) noexcept +{ + const std::vector<uint8_t> v160 = fuzzed_data_provider.ConsumeBytes<uint8_t>(160 / 8); + if (v160.size() != 160 / 8) { + return {}; + } + return uint160{v160}; +} + NODISCARD inline uint256 ConsumeUInt256(FuzzedDataProvider& fuzzed_data_provider) noexcept { - const std::vector<unsigned char> v256 = fuzzed_data_provider.ConsumeBytes<unsigned char>(sizeof(uint256)); - if (v256.size() != sizeof(uint256)) { + const std::vector<uint8_t> v256 = fuzzed_data_provider.ConsumeBytes<uint8_t>(256 / 8); + if (v256.size() != 256 / 8) { return {}; } return uint256{v256}; @@ -116,6 +132,43 @@ NODISCARD inline CTxMemPoolEntry ConsumeTxMemPoolEntry(FuzzedDataProvider& fuzze return CTxMemPoolEntry{MakeTransactionRef(tx), fee, time, entry_height, spends_coinbase, sig_op_cost, {}}; } +NODISCARD inline CTxDestination ConsumeTxDestination(FuzzedDataProvider& fuzzed_data_provider) noexcept +{ + CTxDestination tx_destination; + switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 5)) { + case 0: { + tx_destination = CNoDestination{}; + break; + } + case 1: { + tx_destination = PKHash{ConsumeUInt160(fuzzed_data_provider)}; + break; + } + case 2: { + tx_destination = ScriptHash{ConsumeUInt160(fuzzed_data_provider)}; + break; + } + case 3: { + tx_destination = WitnessV0ScriptHash{ConsumeUInt256(fuzzed_data_provider)}; + break; + } + case 4: { + tx_destination = WitnessV0KeyHash{ConsumeUInt160(fuzzed_data_provider)}; + break; + } + case 5: { + WitnessUnknown witness_unknown{}; + witness_unknown.version = fuzzed_data_provider.ConsumeIntegral<int>(); + const std::vector<uint8_t> witness_unknown_program_1 = fuzzed_data_provider.ConsumeBytes<uint8_t>(40); + witness_unknown.length = witness_unknown_program_1.size(); + std::copy(witness_unknown_program_1.begin(), witness_unknown_program_1.end(), witness_unknown.program); + tx_destination = witness_unknown; + break; + } + } + return tx_destination; +} + template <typename T> NODISCARD bool MultiplicationOverflow(const T i, const T j) noexcept { |