package main
import (
"bytes"
"crypto/sha256"
"encoding/hex"
"math/big"
)
// ToHexAddress T ----> 41
func ToHexAddress(address string) string {
return hex.EncodeToString(base58Decode([]byte(address)))
}
// FromHexAddress 41 ---- > T
func FromHexAddress(hexAddress string) (string, error) {
addrByte, err := hex.DecodeString(hexAddress)
if err != nil {
return "", err
}
sha := sha256.New()
sha.Write(addrByte)
shaStr := sha.Sum(nil)
sha2 := sha256.New()
sha2.Write(shaStr)
shaStr2 := sha2.Sum(nil)
addrByte = append(addrByte, shaStr2[:4]...)
return string(base58Encode(addrByte)), nil
}
var base58Alphabets = []byte("123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz")
// base58Encode 编码
func base58Encode(input []byte) []byte {
x := big.NewInt(0).SetBytes(input)
base := big.NewInt(58)
zero := big.NewInt(0)
mod := &big.Int{}
var result []byte
for x.Cmp(zero) != 0 {
x.DivMod(x, base, mod)
result = append(result, base58Alphabets[mod.Int64()])
}
reverseBytes(result)
return result
}
// base58Decode 解码
func base58Decode(input []byte) []byte {
result := big.NewInt(0)
for _, b := range input {
charIndex := bytes.IndexByte(base58Alphabets, b)
result.Mul(result, big.NewInt(58))
result.Add(result, big.NewInt(int64(charIndex)))
}
decoded := result.Bytes()
if input[0] == base58Alphabets[0] {
decoded = append([]byte{0x00}, decoded...)
}
return decoded[:len(decoded)-4]
}
// reverseBytes 翻转字节
func reverseBytes(data []byte) {
for i, j := 0, len(data)-1; i < j; i, j = i+1, j-1 {
data[i], data[j] = data[j], data[i]
}
}
func main() {
hexAddr := ToHexAddress("TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t") // 将地址转换为 hexString
fmt.Println("HexAddr:", hexAddr)
addr, _ := FromHexAddress("41a614f803b6fd780986a42c78ec9c7f77e6ded13c") // 将 hexString 转换为地址
fmt.Println("Addr:", addr)
}
输出结果: