mirror of https://github.com/status-im/op-geth.git
73 lines
2.4 KiB
Go
73 lines
2.4 KiB
Go
// Copyright 2015 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package abi
|
|
|
|
import (
|
|
"math/big"
|
|
"reflect"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/common/math"
|
|
)
|
|
|
|
var (
|
|
big_t = reflect.TypeOf(big.Int{})
|
|
ubig_t = reflect.TypeOf(big.Int{})
|
|
byte_t = reflect.TypeOf(byte(0))
|
|
byte_ts = reflect.TypeOf([]byte(nil))
|
|
uint_t = reflect.TypeOf(uint(0))
|
|
uint8_t = reflect.TypeOf(uint8(0))
|
|
uint16_t = reflect.TypeOf(uint16(0))
|
|
uint32_t = reflect.TypeOf(uint32(0))
|
|
uint64_t = reflect.TypeOf(uint64(0))
|
|
int_t = reflect.TypeOf(int(0))
|
|
int8_t = reflect.TypeOf(int8(0))
|
|
int16_t = reflect.TypeOf(int16(0))
|
|
int32_t = reflect.TypeOf(int32(0))
|
|
int64_t = reflect.TypeOf(int64(0))
|
|
hash_t = reflect.TypeOf(common.Hash{})
|
|
address_t = reflect.TypeOf(common.Address{})
|
|
|
|
uint_ts = reflect.TypeOf([]uint(nil))
|
|
uint8_ts = reflect.TypeOf([]uint8(nil))
|
|
uint16_ts = reflect.TypeOf([]uint16(nil))
|
|
uint32_ts = reflect.TypeOf([]uint32(nil))
|
|
uint64_ts = reflect.TypeOf([]uint64(nil))
|
|
ubig_ts = reflect.TypeOf([]*big.Int(nil))
|
|
|
|
int_ts = reflect.TypeOf([]int(nil))
|
|
int8_ts = reflect.TypeOf([]int8(nil))
|
|
int16_ts = reflect.TypeOf([]int16(nil))
|
|
int32_ts = reflect.TypeOf([]int32(nil))
|
|
int64_ts = reflect.TypeOf([]int64(nil))
|
|
big_ts = reflect.TypeOf([]*big.Int(nil))
|
|
)
|
|
|
|
// U256 converts a big Int into a 256bit EVM number.
|
|
func U256(n *big.Int) []byte {
|
|
return math.PaddedBigBytes(math.U256(n), 32)
|
|
}
|
|
|
|
// checks whether the given reflect value is signed. This also works for slices with a number type
|
|
func isSigned(v reflect.Value) bool {
|
|
switch v.Type() {
|
|
case int_ts, int8_ts, int16_ts, int32_ts, int64_ts, int_t, int8_t, int16_t, int32_t, int64_t:
|
|
return true
|
|
}
|
|
return false
|
|
}
|