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Precompiles.

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This commit is contained in:
chriseth
2019-08-08 17:35:46 +02:00
parent b7d17c578d
commit 22e9155ba4
2 changed files with 452 additions and 1 deletions
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test/EVMHost.h
+15
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@@ -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<bytes, bytes> 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;