sha1.go

package xcrypto

import (
	"crypto/sha1"
	"crypto/sha256"
	"encoding/hex"
	"fmt"
	"io"
	"io/ioutil"
)

func Sha1V1(str string) string  {
	h := sha1.New()
	_, _ = io.WriteString(h, str)
	return fmt.Sprintf("%x", h.Sum(nil))
}

func Sha1(str string) string {
	hash := sha1.New()
	hash.Write([]byte(str))
	return hex.EncodeToString(hash.Sum(nil))
}

func Sha256V1(str string) string  {
	h := sha256.New()
	_, _ = io.WriteString(h, str)
	return fmt.Sprintf("%x", h.Sum(nil))
}

func Sha256ByByteV1(by []byte) string  {
	h := sha256.New()
	h.Write(by)
	return fmt.Sprintf("%x", h.Sum(nil))
}

// 类似php的sha1_file()
func Sha1File(path string) (string, error) {
	data, err := ioutil.ReadFile(path)
	if err != nil {
		return "", err
	}
	hash := sha1.New()
	hash.Write([]byte(data))
	return hex.EncodeToString(hash.Sum(nil)), nil
}