diff options
-rw-r--r-- | src/Makefile.am | 1 | ||||
-rw-r--r-- | src/attributes.h | 22 | ||||
-rw-r--r-- | src/base58.h | 10 | ||||
-rw-r--r-- | src/bench/base58.cpp | 2 | ||||
-rw-r--r-- | src/core_io.h | 7 | ||||
-rw-r--r-- | src/miner.cpp | 5 | ||||
-rw-r--r-- | src/outputtype.h | 3 | ||||
-rw-r--r-- | src/rest.cpp | 5 | ||||
-rw-r--r-- | src/script/descriptor.cpp | 2 | ||||
-rw-r--r-- | src/test/getarg_tests.cpp | 2 | ||||
-rw-r--r-- | src/test/util_tests.cpp | 44 | ||||
-rw-r--r-- | src/util/moneystr.h | 11 | ||||
-rw-r--r-- | src/util/strencodings.cpp | 2 | ||||
-rw-r--r-- | src/util/strencodings.h | 18 | ||||
-rw-r--r-- | src/util/system.h | 3 |
15 files changed, 84 insertions, 53 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 8dd0d31839..09daaebd23 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -95,6 +95,7 @@ endif BITCOIN_CORE_H = \ addrdb.h \ addrman.h \ + attributes.h \ base58.h \ bech32.h \ bloom.h \ diff --git a/src/attributes.h b/src/attributes.h new file mode 100644 index 0000000000..45099bd8b8 --- /dev/null +++ b/src/attributes.h @@ -0,0 +1,22 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2018 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_ATTRIBUTES_H +#define BITCOIN_ATTRIBUTES_H + +#if defined(__has_cpp_attribute) +# if __has_cpp_attribute(nodiscard) +# define NODISCARD [[nodiscard]] +# endif +#endif +#ifndef NODISCARD +# if defined(_MSC_VER) && _MSC_VER >= 1700 +# define NODISCARD _Check_return_ +# else +# define NODISCARD __attribute__((warn_unused_result)) +# endif +#endif + +#endif // BITCOIN_ATTRIBUTES_H diff --git a/src/base58.h b/src/base58.h index 9d3f90652e..d6e0299a1e 100644 --- a/src/base58.h +++ b/src/base58.h @@ -14,6 +14,8 @@ #ifndef BITCOIN_BASE58_H #define BITCOIN_BASE58_H +#include <attributes.h> + #include <string> #include <vector> @@ -33,13 +35,13 @@ std::string EncodeBase58(const std::vector<unsigned char>& vch); * return true if decoding is successful. * psz cannot be nullptr. */ -bool DecodeBase58(const char* psz, std::vector<unsigned char>& vchRet); +NODISCARD bool DecodeBase58(const char* psz, std::vector<unsigned char>& vchRet); /** * Decode a base58-encoded string (str) into a byte vector (vchRet). * return true if decoding is successful. */ -bool DecodeBase58(const std::string& str, std::vector<unsigned char>& vchRet); +NODISCARD bool DecodeBase58(const std::string& str, std::vector<unsigned char>& vchRet); /** * Encode a byte vector into a base58-encoded string, including checksum @@ -50,12 +52,12 @@ std::string EncodeBase58Check(const std::vector<unsigned char>& vchIn); * Decode a base58-encoded string (psz) that includes a checksum into a byte * vector (vchRet), return true if decoding is successful */ -bool DecodeBase58Check(const char* psz, std::vector<unsigned char>& vchRet); +NODISCARD bool DecodeBase58Check(const char* psz, std::vector<unsigned char>& vchRet); /** * Decode a base58-encoded string (str) that includes a checksum into a byte * vector (vchRet), return true if decoding is successful */ -bool DecodeBase58Check(const std::string& str, std::vector<unsigned char>& vchRet); +NODISCARD bool DecodeBase58Check(const std::string& str, std::vector<unsigned char>& vchRet); #endif // BITCOIN_BASE58_H diff --git a/src/bench/base58.cpp b/src/bench/base58.cpp index a555376e40..e7702ec461 100644 --- a/src/bench/base58.cpp +++ b/src/bench/base58.cpp @@ -49,7 +49,7 @@ static void Base58Decode(benchmark::State& state) const char* addr = "17VZNX1SN5NtKa8UQFxwQbFeFc3iqRYhem"; std::vector<unsigned char> vch; while (state.KeepRunning()) { - DecodeBase58(addr, vch); + (void) DecodeBase58(addr, vch); } } diff --git a/src/core_io.h b/src/core_io.h index 2c3b64d81e..6f87161f46 100644 --- a/src/core_io.h +++ b/src/core_io.h @@ -6,6 +6,7 @@ #define BITCOIN_CORE_IO_H #include <amount.h> +#include <attributes.h> #include <string> #include <vector> @@ -22,8 +23,8 @@ class UniValue; // core_read.cpp CScript ParseScript(const std::string& s); std::string ScriptToAsmStr(const CScript& script, const bool fAttemptSighashDecode = false); -bool DecodeHexTx(CMutableTransaction& tx, const std::string& hex_tx, bool try_no_witness = false, bool try_witness = true); -bool DecodeHexBlk(CBlock&, const std::string& strHexBlk); +NODISCARD bool DecodeHexTx(CMutableTransaction& tx, const std::string& hex_tx, bool try_no_witness = false, bool try_witness = true); +NODISCARD bool DecodeHexBlk(CBlock&, const std::string& strHexBlk); bool DecodeHexBlockHeader(CBlockHeader&, const std::string& hex_header); /** @@ -36,7 +37,7 @@ bool DecodeHexBlockHeader(CBlockHeader&, const std::string& hex_header); */ bool ParseHashStr(const std::string& strHex, uint256& result); std::vector<unsigned char> ParseHexUV(const UniValue& v, const std::string& strName); -bool DecodePSBT(PartiallySignedTransaction& psbt, const std::string& base64_tx, std::string& error); +NODISCARD bool DecodePSBT(PartiallySignedTransaction& psbt, const std::string& base64_tx, std::string& error); int ParseSighashString(const UniValue& sighash); // core_write.cpp diff --git a/src/miner.cpp b/src/miner.cpp index feb86cab66..96c9cd6d2a 100644 --- a/src/miner.cpp +++ b/src/miner.cpp @@ -70,9 +70,8 @@ static BlockAssembler::Options DefaultOptions() // If -blockmaxweight is not given, limit to DEFAULT_BLOCK_MAX_WEIGHT BlockAssembler::Options options; options.nBlockMaxWeight = gArgs.GetArg("-blockmaxweight", DEFAULT_BLOCK_MAX_WEIGHT); - if (gArgs.IsArgSet("-blockmintxfee")) { - CAmount n = 0; - ParseMoney(gArgs.GetArg("-blockmintxfee", ""), n); + CAmount n = 0; + if (gArgs.IsArgSet("-blockmintxfee") && ParseMoney(gArgs.GetArg("-blockmintxfee", ""), n)) { options.blockMinFeeRate = CFeeRate(n); } else { options.blockMinFeeRate = CFeeRate(DEFAULT_BLOCK_MIN_TX_FEE); diff --git a/src/outputtype.h b/src/outputtype.h index 4c4d93bc8b..6c30fd1950 100644 --- a/src/outputtype.h +++ b/src/outputtype.h @@ -6,6 +6,7 @@ #ifndef BITCOIN_OUTPUTTYPE_H #define BITCOIN_OUTPUTTYPE_H +#include <attributes.h> #include <keystore.h> #include <script/standard.h> @@ -26,7 +27,7 @@ enum class OutputType { CHANGE_AUTO, }; -bool ParseOutputType(const std::string& str, OutputType& output_type); +NODISCARD bool ParseOutputType(const std::string& str, OutputType& output_type); const std::string& FormatOutputType(OutputType type); /** diff --git a/src/rest.cpp b/src/rest.cpp index 6c7e0384cb..4988e6ed26 100644 --- a/src/rest.cpp +++ b/src/rest.cpp @@ -3,20 +3,21 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. +#include <attributes.h> #include <chain.h> #include <chainparams.h> #include <core_io.h> +#include <httpserver.h> #include <index/txindex.h> #include <primitives/block.h> #include <primitives/transaction.h> -#include <validation.h> -#include <httpserver.h> #include <rpc/blockchain.h> #include <rpc/server.h> #include <streams.h> #include <sync.h> #include <txmempool.h> #include <util/strencodings.h> +#include <validation.h> #include <version.h> #include <boost/algorithm/string.hpp> diff --git a/src/script/descriptor.cpp b/src/script/descriptor.cpp index 90c4ddcc11..d343972c40 100644 --- a/src/script/descriptor.cpp +++ b/src/script/descriptor.cpp @@ -478,7 +478,7 @@ std::vector<Span<const char>> Split(const Span<const char>& sp, char sep) } /** Parse a key path, being passed a split list of elements (the first element is ignored). */ -bool ParseKeyPath(const std::vector<Span<const char>>& split, KeyPath& out) +NODISCARD bool ParseKeyPath(const std::vector<Span<const char>>& split, KeyPath& out) { for (size_t i = 1; i < split.size(); ++i) { Span<const char> elem = split[i]; diff --git a/src/test/getarg_tests.cpp b/src/test/getarg_tests.cpp index 0432ede3e0..14ddf4d10e 100644 --- a/src/test/getarg_tests.cpp +++ b/src/test/getarg_tests.cpp @@ -28,7 +28,7 @@ static void ResetArgs(const std::string& strArg) vecChar.push_back(s.c_str()); std::string error; - gArgs.ParseParameters(vecChar.size(), vecChar.data(), error); + BOOST_CHECK(gArgs.ParseParameters(vecChar.size(), vecChar.data(), error)); } static void SetupArgs(const std::vector<std::string>& args) diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp index ff19b12a9c..f461c7496f 100644 --- a/src/test/util_tests.cpp +++ b/src/test/util_tests.cpp @@ -210,13 +210,13 @@ BOOST_AUTO_TEST_CASE(util_ParseParameters) std::string error; testArgs.SetupArgs(4, avail_args); - testArgs.ParseParameters(0, (char**)argv_test, error); + BOOST_CHECK(testArgs.ParseParameters(0, (char**)argv_test, error)); BOOST_CHECK(testArgs.GetOverrideArgs().empty() && testArgs.GetConfigArgs().empty()); - testArgs.ParseParameters(1, (char**)argv_test, error); + BOOST_CHECK(testArgs.ParseParameters(1, (char**)argv_test, error)); BOOST_CHECK(testArgs.GetOverrideArgs().empty() && testArgs.GetConfigArgs().empty()); - testArgs.ParseParameters(7, (char**)argv_test, error); + BOOST_CHECK(testArgs.ParseParameters(7, (char**)argv_test, error)); // expectation: -ignored is ignored (program name argument), // -a, -b and -ccc end up in map, -d ignored because it is after // a non-option argument (non-GNU option parsing) @@ -242,7 +242,7 @@ BOOST_AUTO_TEST_CASE(util_GetBoolArg) "ignored", "-a", "-nob", "-c=0", "-d=1", "-e=false", "-f=true"}; std::string error; testArgs.SetupArgs(6, avail_args); - testArgs.ParseParameters(7, (char**)argv_test, error); + BOOST_CHECK(testArgs.ParseParameters(7, (char**)argv_test, error)); // Each letter should be set. for (const char opt : "abcdef") @@ -278,7 +278,7 @@ BOOST_AUTO_TEST_CASE(util_GetBoolArgEdgeCases) const char *argv_test[] = {"ignored", "-nofoo", "-foo", "-nobar=0"}; testArgs.SetupArgs(2, avail_args); std::string error; - testArgs.ParseParameters(4, (char**)argv_test, error); + BOOST_CHECK(testArgs.ParseParameters(4, (char**)argv_test, error)); // This was passed twice, second one overrides the negative setting. BOOST_CHECK(!testArgs.IsArgNegated("-foo")); @@ -290,7 +290,7 @@ BOOST_AUTO_TEST_CASE(util_GetBoolArgEdgeCases) // Config test const char *conf_test = "nofoo=1\nfoo=1\nnobar=0\n"; - testArgs.ParseParameters(1, (char**)argv_test, error); + BOOST_CHECK(testArgs.ParseParameters(1, (char**)argv_test, error)); testArgs.ReadConfigString(conf_test); // This was passed twice, second one overrides the negative setting, @@ -305,7 +305,7 @@ BOOST_AUTO_TEST_CASE(util_GetBoolArgEdgeCases) // Combined test const char *combo_test_args[] = {"ignored", "-nofoo", "-bar"}; const char *combo_test_conf = "foo=1\nnobar=1\n"; - testArgs.ParseParameters(3, (char**)combo_test_args, error); + BOOST_CHECK(testArgs.ParseParameters(3, (char**)combo_test_args, error)); testArgs.ReadConfigString(combo_test_conf); // Command line overrides, but doesn't erase old setting @@ -557,38 +557,38 @@ BOOST_AUTO_TEST_CASE(util_GetChainName) const char* testnetconf = "testnet=1\nregtest=0\n[test]\nregtest=1"; std::string error; - test_args.ParseParameters(0, (char**)argv_testnet, error); + BOOST_CHECK(test_args.ParseParameters(0, (char**)argv_testnet, error)); BOOST_CHECK_EQUAL(test_args.GetChainName(), "main"); - test_args.ParseParameters(2, (char**)argv_testnet, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_testnet, error)); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(2, (char**)argv_regtest, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_regtest, error)); BOOST_CHECK_EQUAL(test_args.GetChainName(), "regtest"); - test_args.ParseParameters(3, (char**)argv_test_no_reg, error); + BOOST_CHECK(test_args.ParseParameters(3, (char**)argv_test_no_reg, error)); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(3, (char**)argv_both, error); + BOOST_CHECK(test_args.ParseParameters(3, (char**)argv_both, error)); BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error); - test_args.ParseParameters(0, (char**)argv_testnet, error); + BOOST_CHECK(test_args.ParseParameters(0, (char**)argv_testnet, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(2, (char**)argv_testnet, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_testnet, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(2, (char**)argv_regtest, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_regtest, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error); - test_args.ParseParameters(3, (char**)argv_test_no_reg, error); + BOOST_CHECK(test_args.ParseParameters(3, (char**)argv_test_no_reg, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(3, (char**)argv_both, error); + BOOST_CHECK(test_args.ParseParameters(3, (char**)argv_both, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error); @@ -596,23 +596,23 @@ BOOST_AUTO_TEST_CASE(util_GetChainName) // [test] regtest=1 potentially relevant) doesn't break things test_args.SelectConfigNetwork("test"); - test_args.ParseParameters(0, (char**)argv_testnet, error); + BOOST_CHECK(test_args.ParseParameters(0, (char**)argv_testnet, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(2, (char**)argv_testnet, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_testnet, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(2, (char**)argv_regtest, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_regtest, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error); - test_args.ParseParameters(2, (char**)argv_test_no_reg, error); + BOOST_CHECK(test_args.ParseParameters(2, (char**)argv_test_no_reg, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_EQUAL(test_args.GetChainName(), "test"); - test_args.ParseParameters(3, (char**)argv_both, error); + BOOST_CHECK(test_args.ParseParameters(3, (char**)argv_both, error)); test_args.ReadConfigString(testnetconf); BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error); } diff --git a/src/util/moneystr.h b/src/util/moneystr.h index 9133f46d5d..b8e2812a96 100644 --- a/src/util/moneystr.h +++ b/src/util/moneystr.h @@ -9,16 +9,17 @@ #ifndef BITCOIN_UTIL_MONEYSTR_H #define BITCOIN_UTIL_MONEYSTR_H -#include <stdint.h> -#include <string> - #include <amount.h> +#include <attributes.h> + +#include <cstdint> +#include <string> /* Do not use these functions to represent or parse monetary amounts to or from * JSON but use AmountFromValue and ValueFromAmount for that. */ std::string FormatMoney(const CAmount& n); -bool ParseMoney(const std::string& str, CAmount& nRet); -bool ParseMoney(const char* pszIn, CAmount& nRet); +NODISCARD bool ParseMoney(const std::string& str, CAmount& nRet); +NODISCARD bool ParseMoney(const char* pszIn, CAmount& nRet); #endif // BITCOIN_UTIL_MONEYSTR_H diff --git a/src/util/strencodings.cpp b/src/util/strencodings.cpp index 2a2df43337..46146be66f 100644 --- a/src/util/strencodings.cpp +++ b/src/util/strencodings.cpp @@ -263,7 +263,7 @@ std::string DecodeBase32(const std::string& str) return std::string((const char*)vchRet.data(), vchRet.size()); } -static bool ParsePrechecks(const std::string& str) +NODISCARD static bool ParsePrechecks(const std::string& str) { if (str.empty()) // No empty string allowed return false; diff --git a/src/util/strencodings.h b/src/util/strencodings.h index 87ccf40a1b..7d16d7dcfd 100644 --- a/src/util/strencodings.h +++ b/src/util/strencodings.h @@ -9,7 +9,9 @@ #ifndef BITCOIN_UTIL_STRENCODINGS_H #define BITCOIN_UTIL_STRENCODINGS_H -#include <stdint.h> +#include <attributes.h> + +#include <cstdint> #include <string> #include <vector> @@ -92,35 +94,35 @@ constexpr inline bool IsSpace(char c) noexcept { * @returns true if the entire string could be parsed as valid integer, * false if not the entire string could be parsed or when overflow or underflow occurred. */ -bool ParseInt32(const std::string& str, int32_t *out); +NODISCARD bool ParseInt32(const std::string& str, int32_t *out); /** * Convert string to signed 64-bit integer with strict parse error feedback. * @returns true if the entire string could be parsed as valid integer, * false if not the entire string could be parsed or when overflow or underflow occurred. */ -bool ParseInt64(const std::string& str, int64_t *out); +NODISCARD bool ParseInt64(const std::string& str, int64_t *out); /** * Convert decimal string to unsigned 32-bit integer with strict parse error feedback. * @returns true if the entire string could be parsed as valid integer, * false if not the entire string could be parsed or when overflow or underflow occurred. */ -bool ParseUInt32(const std::string& str, uint32_t *out); +NODISCARD bool ParseUInt32(const std::string& str, uint32_t *out); /** * Convert decimal string to unsigned 64-bit integer with strict parse error feedback. * @returns true if the entire string could be parsed as valid integer, * false if not the entire string could be parsed or when overflow or underflow occurred. */ -bool ParseUInt64(const std::string& str, uint64_t *out); +NODISCARD bool ParseUInt64(const std::string& str, uint64_t *out); /** * Convert string to double with strict parse error feedback. * @returns true if the entire string could be parsed as valid double, * false if not the entire string could be parsed or when overflow or underflow occurred. */ -bool ParseDouble(const std::string& str, double *out); +NODISCARD bool ParseDouble(const std::string& str, double *out); template<typename T> std::string HexStr(const T itbegin, const T itend, bool fSpaces=false) @@ -173,7 +175,7 @@ bool TimingResistantEqual(const T& a, const T& b) * @returns true on success, false on error. * @note The result must be in the range (-10^18,10^18), otherwise an overflow error will trigger. */ -bool ParseFixedPoint(const std::string &val, int decimals, int64_t *amount_out); +NODISCARD bool ParseFixedPoint(const std::string &val, int decimals, int64_t *amount_out); /** Convert from one power-of-2 number base to another. */ template<int frombits, int tobits, bool pad, typename O, typename I> @@ -200,7 +202,7 @@ bool ConvertBits(const O& outfn, I it, I end) { } /** Parse an HD keypaths like "m/7/0'/2000". */ -bool ParseHDKeypath(const std::string& keypath_str, std::vector<uint32_t>& keypath); +NODISCARD bool ParseHDKeypath(const std::string& keypath_str, std::vector<uint32_t>& keypath); /** * Converts the given character to its lowercase equivalent. diff --git a/src/util/system.h b/src/util/system.h index 5634b8dd61..bebb089a2a 100644 --- a/src/util/system.h +++ b/src/util/system.h @@ -14,6 +14,7 @@ #include <config/bitcoin-config.h> #endif +#include <attributes.h> #include <compat.h> #include <fs.h> #include <logging.h> @@ -159,7 +160,7 @@ public: */ void SelectConfigNetwork(const std::string& network); - bool ParseParameters(int argc, const char* const argv[], std::string& error); + NODISCARD bool ParseParameters(int argc, const char* const argv[], std::string& error); bool ReadConfigFiles(std::string& error, bool ignore_invalid_keys = false); /** |