diff options
-rw-r--r-- | src/bench/verify_script.cpp | 2 | ||||
-rw-r--r-- | src/key.cpp | 24 | ||||
-rw-r--r-- | src/key.h | 2 | ||||
-rw-r--r-- | src/test/key_tests.cpp | 36 | ||||
-rw-r--r-- | src/test/script_tests.cpp | 2 | ||||
-rw-r--r-- | test/functional/data/rpc_psbt.json | 8 | ||||
-rw-r--r-- | test/util/data/txcreatesignv1.hex | 2 | ||||
-rw-r--r-- | test/util/data/txcreatesignv1.json | 16 |
8 files changed, 70 insertions, 22 deletions
diff --git a/src/bench/verify_script.cpp b/src/bench/verify_script.cpp index ae60588c2d..1d599b2685 100644 --- a/src/bench/verify_script.cpp +++ b/src/bench/verify_script.cpp @@ -76,7 +76,7 @@ static void VerifyScriptBench(benchmark::State& state) CMutableTransaction txSpend = BuildSpendingTransaction(scriptSig, txCredit); CScriptWitness& witness = txSpend.vin[0].scriptWitness; witness.stack.emplace_back(); - key.Sign(SignatureHash(witScriptPubkey, txSpend, 0, SIGHASH_ALL, txCredit.vout[0].nValue, SigVersion::WITNESS_V0), witness.stack.back(), 0); + key.Sign(SignatureHash(witScriptPubkey, txSpend, 0, SIGHASH_ALL, txCredit.vout[0].nValue, SigVersion::WITNESS_V0), witness.stack.back()); witness.stack.back().push_back(static_cast<unsigned char>(SIGHASH_ALL)); witness.stack.push_back(ToByteVector(pubkey)); diff --git a/src/key.cpp b/src/key.cpp index 94be179bfb..69af255be6 100644 --- a/src/key.cpp +++ b/src/key.cpp @@ -189,7 +189,20 @@ CPubKey CKey::GetPubKey() const { return result; } -bool CKey::Sign(const uint256 &hash, std::vector<unsigned char>& vchSig, uint32_t test_case) const { +// Check that the sig has a low R value and will be less than 71 bytes +bool SigHasLowR(const secp256k1_ecdsa_signature* sig) +{ + unsigned char compact_sig[64]; + secp256k1_ecdsa_signature_serialize_compact(secp256k1_context_sign, compact_sig, sig); + + // In DER serialization, all values are interpreted as big-endian, signed integers. The highest bit in the integer indicates + // its signed-ness; 0 is positive, 1 is negative. When the value is interpreted as a negative integer, it must be converted + // to a positive value by prepending a 0x00 byte so that the highest bit is 0. We can avoid this prepending by ensuring that + // our highest bit is always 0, and thus we must check that the first byte is less than 0x80. + return compact_sig[0] < 0x80; +} + +bool CKey::Sign(const uint256 &hash, std::vector<unsigned char>& vchSig, bool grind, uint32_t test_case) const { if (!fValid) return false; vchSig.resize(CPubKey::SIGNATURE_SIZE); @@ -197,7 +210,14 @@ bool CKey::Sign(const uint256 &hash, std::vector<unsigned char>& vchSig, uint32_ unsigned char extra_entropy[32] = {0}; WriteLE32(extra_entropy, test_case); secp256k1_ecdsa_signature sig; - int ret = secp256k1_ecdsa_sign(secp256k1_context_sign, &sig, hash.begin(), begin(), secp256k1_nonce_function_rfc6979, test_case ? extra_entropy : nullptr); + uint32_t counter = 0; + int ret = secp256k1_ecdsa_sign(secp256k1_context_sign, &sig, hash.begin(), begin(), secp256k1_nonce_function_rfc6979, (!grind && test_case) ? extra_entropy : nullptr); + + // Grind for low R + while (ret && !SigHasLowR(&sig) && grind) { + WriteLE32(extra_entropy, ++counter); + ret = secp256k1_ecdsa_sign(secp256k1_context_sign, &sig, hash.begin(), begin(), secp256k1_nonce_function_rfc6979, extra_entropy); + } assert(ret); secp256k1_ecdsa_signature_serialize_der(secp256k1_context_sign, vchSig.data(), &nSigLen, &sig); vchSig.resize(nSigLen); @@ -114,7 +114,7 @@ public: * Create a DER-serialized signature. * The test_case parameter tweaks the deterministic nonce. */ - bool Sign(const uint256& hash, std::vector<unsigned char>& vchSig, uint32_t test_case = 0) const; + bool Sign(const uint256& hash, std::vector<unsigned char>& vchSig, bool grind = true, uint32_t test_case = 0) const; /** * Create a compact signature (65 bytes), which allows reconstructing the used public key. diff --git a/src/test/key_tests.cpp b/src/test/key_tests.cpp index 64c57f0705..acd213dac2 100644 --- a/src/test/key_tests.cpp +++ b/src/test/key_tests.cpp @@ -152,4 +152,40 @@ BOOST_AUTO_TEST_CASE(key_test1) BOOST_CHECK(detsigc == ParseHex("2052d8a32079c11e79db95af63bb9600c5b04f21a9ca33dc129c2bfa8ac9dc1cd561d8ae5e0f6c1a16bde3719c64c2fd70e404b6428ab9a69566962e8771b5944d")); } +BOOST_AUTO_TEST_CASE(key_signature_tests) +{ + // When entropy is specified, we should see at least one high R signature within 20 signatures + CKey key = DecodeSecret(strSecret1); + std::string msg = "A message to be signed"; + uint256 msg_hash = Hash(msg.begin(), msg.end()); + std::vector<unsigned char> sig; + bool found = false; + + for (int i = 1; i <=20; ++i) { + sig.clear(); + key.Sign(msg_hash, sig, false, i); + found = sig[3] == 0x21 && sig[4] == 0x00; + if (found) { + break; + } + } + BOOST_CHECK(found); + + // When entropy is not specified, we should always see low R signatures that are less than 70 bytes in 256 tries + // We should see at least one signature that is less than 70 bytes. + found = true; + bool found_small = false; + for (int i = 0; i < 256; ++i) { + sig.clear(); + std::string msg = "A message to be signed" + std::to_string(i); + msg_hash = Hash(msg.begin(), msg.end()); + key.Sign(msg_hash, sig); + found = sig[3] == 0x20; + BOOST_CHECK(sig.size() <= 70); + found_small |= sig.size() < 70; + } + BOOST_CHECK(found); + BOOST_CHECK(found_small); +} + BOOST_AUTO_TEST_SUITE_END() diff --git a/src/test/script_tests.cpp b/src/test/script_tests.cpp index 510910e149..63a9892821 100644 --- a/src/test/script_tests.cpp +++ b/src/test/script_tests.cpp @@ -369,7 +369,7 @@ public: std::vector<unsigned char> vchSig, r, s; uint32_t iter = 0; do { - key.Sign(hash, vchSig, iter++); + key.Sign(hash, vchSig, false, iter++); if ((lenS == 33) != (vchSig[5 + vchSig[3]] == 33)) { NegateSignatureS(vchSig); } diff --git a/test/functional/data/rpc_psbt.json b/test/functional/data/rpc_psbt.json index 4e2f08f274..d800fa97a5 100644 --- a/test/functional/data/rpc_psbt.json +++ b/test/functional/data/rpc_psbt.json @@ -57,14 +57,6 @@ ], "psbt" : "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", "result" : "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" - }, - { - "privkeys" : [ - "cT7J9YpCwY3AVRFSjN6ukeEeWY6mhpbJPxRaDaP5QTdygQRxP9Au", - "cNBc3SWUip9PPm1GjRoLEJT6T41iNzCYtD7qro84FMnM5zEqeJsE" - ], - "psbt" : "cHNidP8BAJoCAAAAAljoeiG1ba8MI76OcHBFbDNvfLqlyHV5JPVFiHuyq911AAAAAAD/////g40EJ9DsZQpoqka7CwmK6kQiwHGyyng1Kgd5WdB86h0BAAAAAP////8CcKrwCAAAAAAWABTYXCtx0AYLCcmIauuBXlCZHdoSTQDh9QUAAAAAFgAUAK6pouXw+HaliN9VRuh0LR2HAI8AAAAAAAEAuwIAAAABqtc5MQGL0l+ErkALaISL4J23BurCrBgpi6vucatlb4sAAAAASEcwRAIgWPb8fGoz4bMVSNSByCbAFb0wE1qtQs1neQ2rZtKtJDsCIEoc7SYExnNbY5PltBaR3XiwDwxZQvufdRhW+qk4FX26Af7///8CgPD6AgAAAAAXqRQPuUY0IWlrgsgzryQceMF9295JNIfQ8gonAQAAABepFCnKdPigj4GZlCgYXJe12FLkBj9hh2UAAAABBEdSIQKVg785rgpgl0etGZrd1jT6YQhVnWxc05tMIYPxq5bgfyEC2rYf9JoU22p9ArDNH7t4/EsYMStbTlTa5Nui+/71NtdSriIGApWDvzmuCmCXR60Zmt3WNPphCFWdbFzTm0whg/GrluB/ENkMak8AAACAAAAAgAAAAIAiBgLath/0mhTban0CsM0fu3j8SxgxK1tOVNrk26L7/vU21xDZDGpPAAAAgAAAAIABAACAAQMEAQAAAAABASAAwusLAAAAABepFLf1+vQOPUClpFmx2zU18rcvqSHohwEEIgAgjCNTFzdDtZXftKB7crqOQuN5fadOh/59nXSX47ICiQMBBUdSIQMIncEMesbbVPkTKa9hczPbOIzq0MIx9yM3nRuZAwsC3CECOt2QTz1tz1nduQaw3uI1Kbf/ue1Q5ehhUZJoYCIfDnNSriIGAjrdkE89bc9Z3bkGsN7iNSm3/7ntUOXoYVGSaGAiHw5zENkMak8AAACAAAAAgAMAAIAiBgMIncEMesbbVPkTKa9hczPbOIzq0MIx9yM3nRuZAwsC3BDZDGpPAAAAgAAAAIACAACAAQMEAQAAAAAiAgOppMN/WZbTqiXbrGtXCvBlA5RJKUJGCzVHU+2e7KWHcRDZDGpPAAAAgAAAAIAEAACAACICAn9jmXV9Lv9VoTatAsaEsYOLZVbl8bazQoKpS2tQBRCWENkMak8AAACAAAAAgAUAAIAA", - "result" : "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" } ], "combiner" : [ diff --git a/test/util/data/txcreatesignv1.hex b/test/util/data/txcreatesignv1.hex index a46fcc88cb..40039319bd 100644 --- a/test/util/data/txcreatesignv1.hex +++ b/test/util/data/txcreatesignv1.hex @@ -1 +1 @@ -01000000018594c5bdcaec8f06b78b596f31cd292a294fd031e24eec716f43dac91ea7494d000000008b48304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e201410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ffffffff01a0860100000000001976a9145834479edbbe0539b31ffd3a8f8ebadc2165ed0188ac00000000 +01000000018594c5bdcaec8f06b78b596f31cd292a294fd031e24eec716f43dac91ea7494d000000008a4730440220131432090a6af42da3e8335ff110831b41a44f4e9d18d88f5d50278380696c7202200fc2e48938f323ad13625890c0ea926c8a189c08b8efc38376b20c8a2188e96e01410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ffffffff01a0860100000000001976a9145834479edbbe0539b31ffd3a8f8ebadc2165ed0188ac00000000 diff --git a/test/util/data/txcreatesignv1.json b/test/util/data/txcreatesignv1.json index 64e5137f4b..7a06aa9ffe 100644 --- a/test/util/data/txcreatesignv1.json +++ b/test/util/data/txcreatesignv1.json @@ -1,18 +1,18 @@ { - "txid": "977e7cd286cb72cd470d539ba6cb48400f8f387d97451d45cdb8819437a303af", - "hash": "977e7cd286cb72cd470d539ba6cb48400f8f387d97451d45cdb8819437a303af", + "txid": "ffc7e509ec3fd60a182eb712621d41a47dc7d4ff310a70826c2fb0e9afb3fa02", + "hash": "ffc7e509ec3fd60a182eb712621d41a47dc7d4ff310a70826c2fb0e9afb3fa02", "version": 1, - "size": 224, - "vsize": 224, - "weight": 896, + "size": 223, + "vsize": 223, + "weight": 892, "locktime": 0, "vin": [ { "txid": "4d49a71ec9da436f71ec4ee231d04f292a29cd316f598bb7068feccabdc59485", "vout": 0, "scriptSig": { - "asm": "304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e2[ALL] 0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8", - "hex": "48304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e201410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8" + "asm": "30440220131432090a6af42da3e8335ff110831b41a44f4e9d18d88f5d50278380696c7202200fc2e48938f323ad13625890c0ea926c8a189c08b8efc38376b20c8a2188e96e[ALL] 0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8", + "hex": "4730440220131432090a6af42da3e8335ff110831b41a44f4e9d18d88f5d50278380696c7202200fc2e48938f323ad13625890c0ea926c8a189c08b8efc38376b20c8a2188e96e01410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8" }, "sequence": 4294967295 } @@ -32,5 +32,5 @@ } } ], - "hex": "01000000018594c5bdcaec8f06b78b596f31cd292a294fd031e24eec716f43dac91ea7494d000000008b48304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e201410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ffffffff01a0860100000000001976a9145834479edbbe0539b31ffd3a8f8ebadc2165ed0188ac00000000" + "hex": "01000000018594c5bdcaec8f06b78b596f31cd292a294fd031e24eec716f43dac91ea7494d000000008a4730440220131432090a6af42da3e8335ff110831b41a44f4e9d18d88f5d50278380696c7202200fc2e48938f323ad13625890c0ea926c8a189c08b8efc38376b20c8a2188e96e01410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ffffffff01a0860100000000001976a9145834479edbbe0539b31ffd3a8f8ebadc2165ed0188ac00000000" } |