diff options
Diffstat (limited to 'vm/address.go')
| -rw-r--r-- | vm/address.go | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/vm/address.go b/vm/address.go index 06bd35f6b..be8921a3b 100644 --- a/vm/address.go +++ b/vm/address.go @@ -12,7 +12,7 @@ type Address interface { } type PrecompiledAddress struct { - Gas *big.Int + Gas func(l int) *big.Int fn func(in []byte) []byte } @@ -21,9 +21,19 @@ func (self PrecompiledAddress) Call(in []byte) []byte { } var Precompiled = map[uint64]*PrecompiledAddress{ - 1: &PrecompiledAddress{big.NewInt(500), ecrecoverFunc}, - 2: &PrecompiledAddress{big.NewInt(100), sha256Func}, - 3: &PrecompiledAddress{big.NewInt(100), ripemd160Func}, + 1: &PrecompiledAddress{func(l int) *big.Int { + return GasEcrecover + }, ecrecoverFunc}, + 2: &PrecompiledAddress{func(l int) *big.Int { + n := big.NewInt(int64(l+31)/32 + 1) + n.Mul(n, GasSha256) + return n + }, sha256Func}, + 3: &PrecompiledAddress{func(l int) *big.Int { + n := big.NewInt(int64(l+31)/32 + 1) + n.Mul(n, GasRipemd) + return n + }, ripemd160Func}, } func sha256Func(in []byte) []byte { |