diff --git a/test/EVMHost.cpp b/test/EVMHost.cpp index 8109a5c51..5b921a373 100644 --- a/test/EVMHost.cpp +++ b/test/EVMHost.cpp @@ -122,8 +122,22 @@ void EVMHost::selfdestruct(const evmc_address& _addr, const evmc_address& _benef evmc::result EVMHost::call(evmc_message const& _message) noexcept { - if (_message.destination == convertToEVMC(Address(2))) + if (_message.destination == convertToEVMC(Address(1))) + return precompileECRecover(_message); + else if (_message.destination == convertToEVMC(Address(2))) return precompileSha256(_message); + else if (_message.destination == convertToEVMC(Address(3))) + return precompileRipeMD160(_message); + else if (_message.destination == convertToEVMC(Address(4))) + return precompileIdentity(_message); + else if (_message.destination == convertToEVMC(Address(5))) + return precompileModExp(_message); + else if (_message.destination == convertToEVMC(Address(6))) + return precompileALTBN128G1Add(_message); + else if (_message.destination == convertToEVMC(Address(7))) + return precompileALTBN128G1Mul(_message); + else if (_message.destination == convertToEVMC(Address(8))) + return precompileALTBN128PairingProduct(_message); State stateBackup = m_state; @@ -269,6 +283,35 @@ evmc_bytes32 EVMHost::convertToEVMC(h256 const& _data) return d; } +evmc::result EVMHost::precompileECRecover(evmc_message const& _message) noexcept +{ + // NOTE this is a partial implementation for some inputs. + static map const inputOutput{ + { + fromHex( + "18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c" + "000000000000000000000000000000000000000000000000000000000000001c" + "73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f" + "eeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549" + ), + fromHex("000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b") + }, + { + fromHex( + "47173285a8d7341e5e972fc677286384f802f8ef42a5ec5f03bbfa254cb01fad" + "000000000000000000000000000000000000000000000000000000000000001c" + "debaaa0cddb321b2dcaaf846d39605de7b97e77ba6106587855b9106cb104215" + "61a22d94fa8b8a687ff9c911c844d1c016d1a685a9166858f9c7c1bc85128aca" + ), + fromHex("0000000000000000000000008743523d96a1b2cbe0c6909653a56da18ed484af") + } + }; + evmc::result result = precompileGeneric(_message, inputOutput); + result.status_code = EVMC_SUCCESS; + result.gas_left = _message.gas; + return result; +} + evmc::result EVMHost::precompileSha256(evmc_message const& _message) noexcept { // static data so that we do not need a release routine... @@ -279,7 +322,400 @@ evmc::result EVMHost::precompileSha256(evmc_message const& _message) noexcept )); evmc::result result({}); + result.gas_left = _message.gas; result.output_data = hash.data(); result.output_size = hash.size(); return result; } + +evmc::result EVMHost::precompileRipeMD160(evmc_message const& _message) noexcept +{ + // NOTE this is a partial implementation for some inputs. + static map const inputOutput{ + { + bytes{}, + fromHex("0000000000000000000000009c1185a5c5e9fc54612808977ee8f548b2258d31") + }, + { + fromHex("0000000000000000000000000000000000000000000000000000000000000004"), + fromHex("0000000000000000000000001b0f3c404d12075c68c938f9f60ebea4f74941a0") + }, + { + fromHex("0000000000000000000000000000000000000000000000000000000000000005"), + fromHex("000000000000000000000000ee54aa84fc32d8fed5a5fe160442ae84626829d9") + }, + { + fromHex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), + fromHex("0000000000000000000000001cf4e77f5966e13e109703cd8a0df7ceda7f3dc3") + }, + { + fromHex("0000000000000000000000000000000000000000000000000000000000000000"), + fromHex("000000000000000000000000f93175303eba2a7b372174fc9330237f5ad202fc") + }, + { + fromHex( + "0800000000000000000000000000000000000000000000000000000000000000" + "0401000000000000000000000000000000000000000000000000000000000000" + "0000000400000000000000000000000000000000000000000000000000000000" + "00000100" + ), + fromHex("000000000000000000000000f93175303eba2a7b372174fc9330237f5ad202fc") + }, + { + fromHex( + "0800000000000000000000000000000000000000000000000000000000000000" + "0501000000000000000000000000000000000000000000000000000000000000" + "0000000500000000000000000000000000000000000000000000000000000000" + "00000100" + ), + fromHex("0000000000000000000000004f4fc112e2bfbe0d38f896a46629e08e2fcfad5") + }, + { + fromHex( + "08ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff" + "ff010000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff" + "ffffffff00000000000000000000000000000000000000000000000000000000" + "00000100" + ), + fromHex("000000000000000000000000c0a2e4b1f3ff766a9a0089e7a410391730872495") + }, + { + fromHex( + "6162636465666768696a6b6c6d6e6f707172737475767778797a414243444546" + "4748494a4b4c4d4e4f505152535455565758595a303132333435363738393f21" + ), + fromHex("00000000000000000000000036c6b90a49e17d4c1e1b0e634ec74124d9b207da") + }, + { + fromHex("6162636465666768696a6b6c6d6e6f707172737475767778797a414243444546"), + fromHex("000000000000000000000000ac5ab22e07b0fb80c69b6207902f725e2507e546") + } + }; + return precompileGeneric(_message, inputOutput); +} + +evmc::result EVMHost::precompileIdentity(evmc_message const& _message) noexcept +{ + // static data so that we do not need a release routine... + bytes static data; + data = bytes(_message.input_data, _message.input_data + _message.input_size); + evmc::result result({}); + result.gas_left = _message.gas; + result.output_data = data.data(); + result.output_size = data.size(); + return result; +} + +evmc::result EVMHost::precompileModExp(evmc_message const&) noexcept +{ + // TODO implement + evmc::result result({}); + result.status_code = EVMC_FAILURE; + return result; +} + +evmc::result EVMHost::precompileALTBN128G1Add(evmc_message const& _message) noexcept +{ + // NOTE this is a partial implementation for some inputs. + + static map const inputOutput{ + { + fromHex( + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + "1385281136ff5b2c326807ff0a824b6ca4f21fcc7c8764e9801bc4ad497d5012" + "02254594be8473dcf018a2aa66ea301e38fc865823acf75a9901721d1fc6bf4c" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "1385281136ff5b2c326807ff0a824b6ca4f21fcc7c8764e9801bc4ad497d5012" + "02254594be8473dcf018a2aa66ea301e38fc865823acf75a9901721d1fc6bf4c" + ) + }, + { + fromHex( + "0000000000000000000000000000000000000000000000000000000000000001" + "0000000000000000000000000000000000000000000000000000000000000002" + "0000000000000000000000000000000000000000000000000000000000000001" + "0000000000000000000000000000000000000000000000000000000000000002" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "030644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd3" + "15ed738c0e0a7c92e7845f96b2ae9c0a68a6a449e3538fc7ff3ebf7a5a18a2c4" + ) + }, + { + fromHex( + "0000000000000000000000000000000000000000000000000000000000000001" + "0000000000000000000000000000000000000000000000000000000000000002" + "0000000000000000000000000000000000000000000000000000000000000001" + "30644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd45" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ) + }, + { + fromHex( + "10b4876441e14a6be92a7fe66550848c01c676a12ac31d7cc13b21f49c4307c8" + "09f5528bdb0ef9354837a0f4b4c9da973bd5b805d359976f719ab0b74e0a7368" + "28d3c57516712e7843a5b3cfa7d7274a037943f5bd57c227620ad207728e4283" + "2795fa9df21d4b8b329a45bae120f1fd9df9049ecacaa9dd1eca18bc6a55cd2f" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "16aed5ed486df6b2fb38015ded41400009ed4f34bef65b87b1f90f47052f8d94" + "16dabf21b3f25b9665269d98dc17b1da6118251dc0b403ae50e96dfe91239375" + ) + }, + { + fromHex( + "1385281136ff5b2c326807ff0a824b6ca4f21fcc7c8764e9801bc4ad497d5012" + "02254594be8473dcf018a2aa66ea301e38fc865823acf75a9901721d1fc6bf4c" + "1644e84fef7b7fdc98254f0654580173307a3bc44db990581e7ab55a22446dcf" + "28c2916b7e875692b195831945805438fcd30d2693d8a80cf8c88ec6ef4c315d" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "1e018816fc9bbd91313301ae9c254bb7d64d6cd54f3b49b92925e43e256b5faa" + "1d1f2259c715327bedb42c095af6c0267e4e1be836b4e04b3f0502552f93cca9" + ) + }, + { + fromHex( + "16aed5ed486df6b2fb38015ded41400009ed4f34bef65b87b1f90f47052f8d94" + "16dabf21b3f25b9665269d98dc17b1da6118251dc0b403ae50e96dfe91239375" + "25ff95a3abccf32adc6a4c3c8caddca67723d8ada802e9b9f612e3ddb40b2005" + "0d82b09bb4ec927bbf182bdc402790429322b7e2f285f2aad8ea135cbf7143d8" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "29d160febeef9770d47a32ee3b763850eb0594844fa57dd31b8ed02c78fdb797" + "2c7cdf62c2498486fd52646e577a06723ce97737b3c958262d78c4a413661e8a" + ), + }, + { + fromHex( + "18014701594179c6b9ccae848e3d15c1f76f8a68b8092578296520e46c9bae0c" + "1b5ed0e9e8f3ff35589ea81a45cf63887d4a92c099a3be1d97b26f0db96323dd" + "16a1d378d1a98cf5383cdc512011234287ca43b6a078d1842d5c58c5b1f475cc" + "1309377a7026d08ca1529eab74381a7e0d3a4b79d80bacec207cd52fc8e3769c" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "2583ed10e418133e44619c336f1be5ddae9e20d634a7683d9661401c750d7df4" + "0185fbba22de9e698262925665735dbc4d6e8288bc3fc39fae10ca58e16e77f7" + ) + }, + { + fromHex( + "1c76476f4def4bb94541d57ebba1193381ffa7aa76ada664dd31c16024c43f59" + "3034dd2920f673e204fee2811c678745fc819b55d3e9d294e45c9b03a76aef41" + "0f25929bcb43d5a57391564615c9e70a992b10eafa4db109709649cf48c50dd2" + "16da2f5cb6be7a0aa72c440c53c9bbdfec6c36c7d515536431b3a865468acbba" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "1496064626ba8bffeb7805f0d16143a65649bb0850333ea512c03fcdaf31e254" + "07b4f210ab542533f1ee5633ae4406cd16c63494b537ce3f1cf4afff6f76a48f" + ), + }, + { + fromHex( + "1e018816fc9bbd91313301ae9c254bb7d64d6cd54f3b49b92925e43e256b5faa" + "1d1f2259c715327bedb42c095af6c0267e4e1be836b4e04b3f0502552f93cca9" + "2364294faf6b89fedeede9986aa777c4f6c2f5c4a4559ee93dfec9b7b94ef80b" + "05aeae62655ea23865ae6661ae371a55c12098703d0f2301f4223e708c92efc6" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "2801b21090cbc48409e352647f3857134d373f81741f9d5e3d432f336d76f517" + "13cf106acf943c2a331de21c7d5e3351354e7412f2dba2918483a6593a6828d4" + ) + }, + { + fromHex( + "2583ed10e418133e44619c336f1be5ddae9e20d634a7683d9661401c750d7df4" + "0185fbba22de9e698262925665735dbc4d6e8288bc3fc39fae10ca58e16e77f7" + "258f1faa356e470cca19c928afa5ceed6215c756912af5725b8db5777cc8f3b6" + "175ced8a58d0c132c2b95ba14c16dde93e7f7789214116ff69da6f44daa966e6" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "10b4876441e14a6be92a7fe66550848c01c676a12ac31d7cc13b21f49c4307c8" + "09f5528bdb0ef9354837a0f4b4c9da973bd5b805d359976f719ab0b74e0a7368" + ) + }, + { + fromHex( + "26dcfbc2e0bc9d82efb4acd73cb3e99730e27e10177fcfb78b6399a4bfcdf391" + "27c440dbd5053253a3a692f9bf89b9b6e9612127cf97db1e11ffa9679acc933b" + "1496064626ba8bffeb7805f0d16143a65649bb0850333ea512c03fcdaf31e254" + "07b4f210ab542533f1ee5633ae4406cd16c63494b537ce3f1cf4afff6f76a48f" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "186bac5188a98c45e6016873d107f5cd131f3a3e339d0375e58bd6219347b008" + "1e396bc242de0214898b0f68035f53ad5a6f96c6c8390ac56ed6ec9561d23159" + ) + }, + { + fromHex( + "26dcfbc2e0bc9d82efb4acd73cb3e99730e27e10177fcfb78b6399a4bfcdf391" + "27c440dbd5053253a3a692f9bf89b9b6e9612127cf97db1e11ffa9679acc933b" + "1c76476f4def4bb94541d57ebba1193381ffa7aa76ada664dd31c16024c43f59" + "3034dd2920f673e204fee2811c678745fc819b55d3e9d294e45c9b03a76aef41" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "20a754d2071d4d53903e3b31a7e98ad6882d58aec240ef981fdf0a9d22c5926a" + "29c853fcea789887315916bbeb89ca37edb355b4f980c9a12a94f30deeed3021" + ) + }, + { + fromHex( + "27231d5cdd0011259ff75678cf5a8f7840c22cb71d52b25e21e071205e8d9bc4" + "26dd3d225c9a71476db0cf834232eba84020f3073c6d20c519963e0b98f235e1" + "2174f0221490cd9c15b0387f3251ec3d49517a51c37a8076eac12afb4a95a707" + "1d1c3fcd3161e2a417b4df0955f02db1fffa9005210fb30c5aa3755307e9d1f5" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "18014701594179c6b9ccae848e3d15c1f76f8a68b8092578296520e46c9bae0c" + "1b5ed0e9e8f3ff35589ea81a45cf63887d4a92c099a3be1d97b26f0db96323dd" + ), + }, + { + fromHex( + "2801b21090cbc48409e352647f3857134d373f81741f9d5e3d432f336d76f517" + "13cf106acf943c2a331de21c7d5e3351354e7412f2dba2918483a6593a6828d4" + "2a49621e12910cd90f3e731083d454255bf1c533d6e15b8699156778d0f27f5d" + "2590ee31824548d159aa2d22296bf149d564c0872f41b89b7dc5c6e6e3cd1c4d" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "27231d5cdd0011259ff75678cf5a8f7840c22cb71d52b25e21e071205e8d9bc4" + "26dd3d225c9a71476db0cf834232eba84020f3073c6d20c519963e0b98f235e1" + ) + }, + { + fromHex( + "29d160febeef9770d47a32ee3b763850eb0594844fa57dd31b8ed02c78fdb797" + "2c7cdf62c2498486fd52646e577a06723ce97737b3c958262d78c4a413661e8a" + "0aee46a7ea6e80a3675026dfa84019deee2a2dedb1bbe11d7fe124cb3efb4b5a" + "044747b6e9176e13ede3a4dfd0d33ccca6321b9acd23bf3683a60adc0366ebaf" + "0000000000000000000000000000000000000000000000000000000000000000" + "0000000000000000000000000000000000000000000000000000000000000000" + ), + fromHex( + "26dcfbc2e0bc9d82efb4acd73cb3e99730e27e10177fcfb78b6399a4bfcdf391" + "27c440dbd5053253a3a692f9bf89b9b6e9612127cf97db1e11ffa9679acc933b" + ) + } + }; + return precompileGeneric(_message, inputOutput); +} + +evmc::result EVMHost::precompileALTBN128G1Mul(evmc_message const& _message) noexcept +{ + // NOTE this is a partial implementation for some inputs. + static map const inputOutput{ + { + fromHex("0000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000"), + fromHex("030644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd315ed738c0e0a7c92e7845f96b2ae9c0a68a6a449e3538fc7ff3ebf7a5a18a2c4") + }, + { + fromHex("0000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000000"), + fromHex("17c139df0efee0f766bc0204762b774362e4ded88953a39ce849a8a7fa163fa901e0559bacb160664764a357af8a9fe70baa9258e0b959273ffc5718c6d4cc7c") + }, + { + fromHex("09b54f111d3b2d1b2fe1ae9669b3db3d7bf93b70f00647e65c849275de6dc7fe18b2e77c63a3e400d6d1f1fbc6e1a1167bbca603d34d03edea231eb0ab7b14b4030f7b0c405c888aff922307ea2cd1c70f64664bab76899500341f4260a209290000000000000000000000000000000000000000000000000000000000000000"), + fromHex("16a1d378d1a98cf5383cdc512011234287ca43b6a078d1842d5c58c5b1f475cc1309377a7026d08ca1529eab74381a7e0d3a4b79d80bacec207cd52fc8e3769c") + }, + { + fromHex("0a6de0e2240aa253f46ce0da883b61976e3588146e01c9d8976548c145fe6e4a04fbaa3a4aed4bb77f30ebb07a3ec1c7d77a7f2edd75636babfeff97b1ea686e1551dcd4965285ef049512d2d30cbfc1a91acd5baad4a6e19e22e93176197f170000000000000000000000000000000000000000000000000000000000000000"), + fromHex("28d3c57516712e7843a5b3cfa7d7274a037943f5bd57c227620ad207728e42832795fa9df21d4b8b329a45bae120f1fd9df9049ecacaa9dd1eca18bc6a55cd2f") + }, + { + fromHex("0c54b42137b67cc268cbb53ac62b00ecead23984092b494a88befe58445a244a18e3723d37fae9262d58b548a0575f59d9c3266db7afb4d5739555837f6b8b3e0c692b41f1acc961f6ea83bae2c3a1a55c54f766c63ba76989f52c149c17b5e70000000000000000000000000000000000000000000000000000000000000000"), + fromHex("258f1faa356e470cca19c928afa5ceed6215c756912af5725b8db5777cc8f3b6175ced8a58d0c132c2b95ba14c16dde93e7f7789214116ff69da6f44daa966e6") + }, + { + fromHex("0f103f14a584d4203c27c26155b2c955f8dfa816980b24ba824e1972d6486a5d0c4165133b9f5be17c804203af781bcf168da7386620479f9b885ecbcd27b17b0ea71d0abb524cac7cfff5323e1d0b14ab705842426c978f96753ccce258ed930000000000000000000000000000000000000000000000000000000000000000"), + fromHex("2a49621e12910cd90f3e731083d454255bf1c533d6e15b8699156778d0f27f5d2590ee31824548d159aa2d22296bf149d564c0872f41b89b7dc5c6e6e3cd1c4d") + }, + { + fromHex("111e2e2a5f8828f80ddad08f9f74db56dac1cc16c1cb278036f79a84cf7a116f1d7d62e192b219b9808faa906c5ced871788f6339e8d91b83ac1343e20a16b3000000000000000000000000000000000000000e40800000000000000008cdcbc0000000000000000000000000000000000000000000000000000000000000000"), + fromHex("25ff95a3abccf32adc6a4c3c8caddca67723d8ada802e9b9f612e3ddb40b20050d82b09bb4ec927bbf182bdc402790429322b7e2f285f2aad8ea135cbf7143d8") + }, + { + fromHex("17d5d09b4146424bff7e6fb01487c477bbfcd0cdbbc92d5d6457aae0b6717cc502b5636903efbf46db9235bbe74045d21c138897fda32e079040db1a16c1a7a11887420878c0c8e37605291c626585eabbec8d8b97a848fe8d58a37b004583510000000000000000000000000000000000000000000000000000000000000000"), + fromHex("2364294faf6b89fedeede9986aa777c4f6c2f5c4a4559ee93dfec9b7b94ef80b05aeae62655ea23865ae6661ae371a55c12098703d0f2301f4223e708c92efc6") + }, + { + fromHex("1c36e713d4d54e3a9644dffca1fc524be4868f66572516025a61ca542539d43f042dcc4525b82dfb242b09cb21909d5c22643dcdbe98c4d082cc2877e96b24db016086cc934d5cab679c6991a4efcedbab26d7e4fb23b6a1ad4e6b5c2fb59ce50000000000000000000000000000000000000000000000000000000000000000"), + fromHex("1644e84fef7b7fdc98254f0654580173307a3bc44db990581e7ab55a22446dcf28c2916b7e875692b195831945805438fcd30d2693d8a80cf8c88ec6ef4c315d") + }, + { + fromHex("1e39e9f0f91fa7ff8047ffd90de08785777fe61c0e3434e728fce4cf35047ddc2e0b64d75ebfa86d7f8f8e08abbe2e7ae6e0a1c0b34d028f19fa56e9450527cb1eec35a0e955cad4bee5846ae0f1d0b742d8636b278450c534e38e06a60509f90000000000000000000000000000000000000000000000000000000000000000"), + fromHex("1385281136ff5b2c326807ff0a824b6ca4f21fcc7c8764e9801bc4ad497d501202254594be8473dcf018a2aa66ea301e38fc865823acf75a9901721d1fc6bf4c") + }, + { + fromHex("232063b584fb76c8d07995bee3a38fa7565405f3549c6a918ddaa90ab971e7f82ac9b135a81d96425c92d02296322ad56ffb16299633233e4880f95aafa7fda70689c3dc4311426ee11707866b2cbdf9751dacd07245bf99d2113d3f5a8cac470000000000000000000000000000000000000000000000000000000000000000"), + fromHex("2174f0221490cd9c15b0387f3251ec3d49517a51c37a8076eac12afb4a95a7071d1c3fcd3161e2a417b4df0955f02db1fffa9005210fb30c5aa3755307e9d1f5") + } + }; + return precompileGeneric(_message, inputOutput); +} + +evmc::result EVMHost::precompileALTBN128PairingProduct(evmc_message const& _message) noexcept +{ + // This is a partial implementation - it always returns "success" + bytes static data = fromHex("0000000000000000000000000000000000000000000000000000000000000001"); + return resultWithGas(_message, data); +} + +evmc::result EVMHost::precompileGeneric( + evmc_message const& _message, + map const& _inOut) noexcept +{ + bytes input(_message.input_data, _message.input_data + _message.input_size); + if (_inOut.count(input)) + return resultWithGas(_message, _inOut.at(input)); + else + { + evmc::result result({}); + result.status_code = EVMC_FAILURE; + return result; + } +} + +evmc::result EVMHost::resultWithGas( + evmc_message const& _message, + bytes const& _data +) noexcept +{ + evmc::result result({}); + result.status_code = EVMC_SUCCESS; + result.gas_left = _message.gas; + result.output_data = _data.data(); + result.output_size = _data.size(); + return result; +} diff --git a/test/EVMHost.h b/test/EVMHost.h index 8aa25595e..9b0d36250 100644 --- a/test/EVMHost.h +++ b/test/EVMHost.h @@ -66,6 +66,10 @@ public: Account* account(evmc_address const& _address) { + // Make all precompiled contracts exist. + // Be future-proof and consider everything below 1024 as precompiled contract. + if (u160(convertFromEVMC(_address)) < 1024) + m_state.accounts[_address]; auto it = m_state.accounts.find(_address); return it == m_state.accounts.end() ? nullptr : &it->second; } @@ -158,7 +162,18 @@ public: evmc_address m_coinbase = convertToEVMC(Address("0x7878787878787878787878787878787878787878")); private: + evmc::result precompileECRecover(evmc_message const& _message) noexcept; evmc::result precompileSha256(evmc_message const& _message) noexcept; + evmc::result precompileRipeMD160(evmc_message const& _message) noexcept; + evmc::result precompileIdentity(evmc_message const& _message) noexcept; + evmc::result precompileModExp(evmc_message const& _message) noexcept; + evmc::result precompileALTBN128G1Add(evmc_message const& _message) noexcept; + evmc::result precompileALTBN128G1Mul(evmc_message const& _message) noexcept; + evmc::result precompileALTBN128PairingProduct(evmc_message const& _message) noexcept; + evmc::result precompileGeneric(evmc_message const& _message, std::map const& _inOut) noexcept; + /// @returns a result object with no gas usage and result data taken from @a _data. + /// @note The return value is only valid as long as @a _data is alive! + static evmc::result resultWithGas(evmc_message const& _message, bytes const& _data) noexcept; evmc::vm* m_vm = nullptr; evmc_revision m_evmVersion;