GO 语言写的加密算法（附 java 版翻译）

juxuny · · 1516 次点击 · · 开始浏览

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下面的代码主要是看DES加密算法时，发觉能力有限只会一点点，那就让我会的那一点与base64加密用在一起而已。

代码如下：

package xlib

import (
	"crypto/md5"
	"fmt"
	"io"
)

func XEncode(b, key []byte) (r_buf []byte) {
	l := len(key)
	if l%64 != 0 || l == 64 {
		return
	}
	m := make(map[byte]byte)
	for i := 0; i < 64; i++ {
		m[key[i]] = byte(i)
	}
	b_len := len(b)
	k := b_len % 8
	r_buf = append(r_buf, byte(k))
	for i := 0; i < 8-k && k != 0; i++ {
		b = append(b, 0)
	}
	for i := 0; i < b_len; i += 8 {
		var tmp [8]byte
		for j := 0; j < 8; j++ {
			tmp[j] = b[i+j]
		}
		res_tmp := XEncode8(tmp, key, m)
		for j := 0; j < len(res_tmp); j++ {
			r_buf = append(r_buf, res_tmp[j])
		}
	}
	return
}

func XDecode(b, key []byte) (r_buf []byte) {
	l := len(key)
	if l%64 != 0 || l == 64 {
		return
	}
	m := make(map[byte]byte)
	for i := 0; i < 64; i++ {
		m[key[i]] = byte(i)
	}
	b_len := len(b)
	for i := 1; i < b_len; i += 8 {
		var tmp [8]byte
		for j := 0; j < 8; j++ {
			tmp[j] = b[i+j]
		}
		res_tmp := XDecode8(tmp, key, m)
		for j := 0; j < len(res_tmp); j++ {
			r_buf = append(r_buf, res_tmp[j])
		}
	}
	if b[0] != 0 {
		r_buf = r_buf[:b_len-1-(8-int(b[0]))]
	}
	return
}

func Base64Decode(b []byte) (r_buf []byte) {
	l := len(b)
	if (l-1)%4 != 0 {
		return
	}
	for i := 1; i < l; i += 4 {
		r_buf = append(r_buf, (m[b[i]]<<2)|(m[b[i+1]]>>4), (m[b[i+1]]<<4)|(m[b[i+2]]>>2), (m[b[i+2]]<<6)|(m[b[i+3]]))
	}
	l = len(r_buf)
	switch m[b[0]] {
	case 1:
		r_buf = r_buf[:l-2]
	case 2:
		r_buf = r_buf[:l-1]
	}
	return
}

func Base64Encode(b []byte) (r_buf []byte) {
	l := len(b)
	k := l % 3
	r_buf = append(r_buf, tb[k])
	switch k {
	case 2:
		b = append(b, 0)
	case 1:
		b = append(b, 0, 0)
	}
	for i := 0; i < l; i += 3 {
		r_buf = append(r_buf, tb[b[i]>>2])
		r_buf = append(r_buf, tb[((b[i]&0x03)<<4)|(b[i+1]>>4)])
		r_buf = append(r_buf, tb[((b[i+1]<<4)>>2)|(b[i+2]>>6)])
		r_buf = append(r_buf, tb[b[i+2]&0x3F])
	}
	return
}

func CreateList() (r_str string) {
	tmp := make([]byte, tb_len)
	for i := 0; i < tb_len; i++ {
		tmp[i] = tb[i]
	}
	for i := 0; i < 10000; i++ {
		a := int(RandInt31n(64))
		b := int(RandInt31n(64))
		//fmt.Println(a, b)
		if a == b {
			continue
		}
		tmp[a] ^= tmp[b]
		tmp[b] ^= tmp[a]
		tmp[a] ^= tmp[b]
	}
	r_str = string(tmp)
	return
}

func CreateKey() (r_str string) {
	for i := 0; i < 32; i++ {
		r_str += CreateList()
	}
	return
}

func SetBit(b []byte, position uint, bit byte) (err error) {
	if bit != 0 && bit != 1 {
		err = fmt.Errorf("bit must be 0 or 1")
		return
	}
	k := position % 8
	p := position / 8
	if bit == 0 {
		b[p] &= ^(1 << k)
	} else {
		b[p] |= (1 << k)
	}
	return
}

func GetBit(b []byte, position uint) (r byte) {
	r = 0
	if len(b)*8 < int(position) {
		r = 0xFF
		return
	}
	k := position % 8
	p := position / 8
	r |= (b[p] >> k) & 1
	return
}

func XEncode8(b [8]byte, key []byte, m map[byte]byte) (r_buf []byte) {
	tmp := make([]byte, 8)
	for i := 0; i < 8; i++ {
		tmp[i] = b[i]
	}
	block_len := 64
	key_len := len(key)
	r_buf = make([]byte, 8)
	for i := block_len; i < key_len; i += block_len {
		for j := 0; j < block_len; j++ {
			r := GetBit(tmp, uint(m[key[j+i]]))
			SetBit(r_buf, uint(j), r)
		}
		for j := 0; j < 8; j++ {
			tmp[j] = r_buf[j]
		}
	}
	return
}

func XDecode8(b [8]byte, key []byte, m map[byte]byte) (r_buf []byte) {
	tmp := make([]byte, 8)
	for i := 0; i < 8; i++ {
		tmp[i] = b[i]
	}
	block_len := 64
	key_len := len(key)
	r_buf = make([]byte, 8)
	k_len := key_len/block_len - 1
	k := make([]int, key_len/block_len-1)
	for i := 0; i < key_len/block_len-1; i++ {
		k[i] = (i + 1) * block_len
	}
	for i := k_len - 1; i >= 0; i-- {
		for j := 0; j < block_len; j++ {
			r := GetBit(tmp, uint(j))
			SetBit(r_buf, uint(m[key[j+k[i]]]), r)
		}
		for j := 0; j < 8; j++ {
			tmp[j] = r_buf[j]
		}
	}
	return
}

func MD5Encode(b []byte) (r_buf []byte) {
	h := md5.New()
	io.WriteString(h, string(b))
	r_buf = h.Sum(nil)
	return
}

func MD5String(s string) (r_str string) {
	h := md5.New()
	io.WriteString(h, s)
	r_str = fmt.Sprintf("%x", h.Sum(nil))
	return
}

func init() {
	m = make(map[byte]byte)
	l := byte(len(tb))
	for i := byte(0); i < l; i++ {
		m[tb[i]] = i
	}
	//fmt.Println(m)
}

实例代码如下：

package main

import (
	"./xlib"
	"fmt"
)
//由CreateKey 生成
var k string = "4XweFDUBcSklWrugAOn+9R23hoxGjCNmI=faqzQdY0vKy8MisE6tVLTP75ZHpb1JNfipMDuenPWKw70J+9xZABR1a=5omz4TyqrFc28IH3XlQvgh6bGOdskSEYLUjCVt1P+K9rGNk7I4VdWD2wUsLbiehcg=JFSHuYAa8f6EBlxqOo3jnpZzTRQtymCvMX50S0lNtPVnMWQ4mrLzpDjAk5oGUZ8XwKbRT3C92YvIy=gJq61EOsiudBFxf+Ha7echtwzDrb6H8d1WljUZJYB7Qux0kSmNpRLiT5XaPFqMC2gOysA+Vc9vEhf34nI=KoGeotws+k6P80G7mLErT1dF5xAQnKviq=gSWVfe4CMz2habBjN9OURpJuYlyDZ3IHXcu51k0Hiy4nxEcefDFCYtQBdjabz67mTGKrwMLsWPRI2O8VA+oqJlpvZhN=X93SgUW6b7AnvwLx=1QlT2NiHatXd8r+3IyqzDV0ojOgpGkKCM5hfu94YSRBPFsmcUJEZe8mOnq7W=zf4RrPEVBTcws2+QSGeXM0ytjCd5IlLUFk9ob63JhHADpxYuvZNgKia1IQmJSnD5gliHK4bsayAYfjpZUR9w326h=Oot+zrkveNVPTCXqBFc0LdG1u8MxW7EFS7XbIC6t3eZoprfuhBA42aJMygjLR5+8x=UlKQD1m9OPGTnicvHzkdswNWYq0VEfdbK+gx1hocOvNQVUz0mLuHn7J5lTCkA=ZWMsS3p4e9tw6IaPyGjFXDBYr2Rq8iEXnGHa70AMg8K3BSirRpt9huV=wOoNxdvqWE4CebPjlQLUD256sTYZcfzIykJ1+mFVvo2LDiXS68knHThK9Q5EwaRNp4tI=l+CMyGOrYmfjz13squPB0d7UxJZWecgFbAIsfeEYhycU7MrqP6wDWiCzbkNuZK5HL2Gd+0V9F1n8=4axQBo3mOAgpRJjXlvtSTNvkBR8ndrehV67LXbgP0UYzQlwpsESqi14JC2tDxuao9jMmWcZH5=+GTKA3fFyIO2jc3R7U0raXECpofxAmt1SDOW9FKZBGi5vQPye4+ud8HYbIl=VNJwkTzMgs6LhnqsOiPLYU9cgj6fd3xmnrJySWbDIvBZ4Cz7qMV8p=50kN1ETX+F2htuowaRHKelAQGHO4d1W2f+TiP3ebmIhFJxZVQ0R5A7Xklao8uv6yUDBwCMLzt9SGEYNpnqrKcg=js1R26TLiPpX9=aZGeWqjFxKw7MDV8zIgS+3rkyQJNcbU0BflOsHYdAvCuEh45montbqupt493DknQ5UYwiyTBV0vajOSWPeCxdgJ=Nl7E2fo18zFscr+ZRI6mLhHMXAKGLbzHq9l06RFrjaBh5TZ47xUI+GOKDcSNP8=dMEJXAmtQpy2VifogskunW3wCYe1vg9x+F5GhrIK4ZO2=y16ACHRN7vlBePDqWzEaYQbmiLMUdSn3VoTpX8wuj0ctJfsk0+djeX6=GyAg5iFVz3BvlIUKsTW7cD8atpxP4JE9kmZMYonhH2burNQqfC1OLwRSzQM1LGhEVFa32sYnP7cI6Xe9NjDoyvwRtdmHU8pxWJZfB=ugbkr0TC4SiAlq5+KOc=AshXyOBz3pC8fNk7w0IWDMYtQGPl4vR9Zg6Uj5+HaeSLrobqx1dmun2TJVKEiFfSEupb=5t9CXd2UJyTwcMDNr6nHvFgYxG01VOI3Q4sBARjoLl78ziKaZekW+PmqhvPec09bjx=6HKolISMF8pUmWkNTYsQGADi7Z4yOBERdhV51gna+Xqt3Cu2zJwfLrUy43JHTLS+hmVW1RlgiM=9cI5XjtGesObfoaDPkp2qw8u7xABCKr6YFzEvdNQnZ0BPvrIoFEyDA=ephSNV1dixzZkfcLUgbJCQ+aM6q7wKtlXnGW3u92jTm5Y0RHO8s4m4eW2wrj9RMJxQiL=Bk7PX8fb16qau3OICTpDNEov+0UHgs5tYFZhyGAVcdKlSnzYVj5CpAazdS7tlvHJLIWDXUeBsk6ucOn1MfGE=03gR94Fw2ZQqrmb8i+xhKNPTyo"

func main() {
	var src = "1230987654"
	dst := xlib.XEncode([]byte(src), []byte(k))
	dst = xlib.Base64Encode(dst)
	fmt.Println(string(dst))
	dst = xlib.Base64Decode(dst)
	dst = xlib.XDecode(dst, []byte(k))
	fmt.Println(string(dst))
}

输出结果：

0QYTyhqM5cGCXqGQQQQYhQhIQ

1230987654

下面是java 实现：

package xlib;

import java.util.Random;

public class XEncode {
	
	private Random r = new Random();
	private String tb_str = "QF0KItX8GqwHfopghAbnmCaMEBTJNWjPYiZdyueOrUV21=xcLRzsD9klv+S76543";
	private byte[] tb ;
	private byte[] m = new byte[256];	
	
	
	
	
	public XEncode() {
		//System.out.println(tb.length());
		tb = new byte[64];
		char[] tmp = tb_str.toCharArray();
		for (int i = 0 ; i < 64 ;i ++ ) tb[i] = (byte)tmp[i];
		for (int i = 0 ; i < 256 ; i++ ) m[i] = 0;
		for (int i = 0 ; i < 64 ;i ++ ) {
			m[tb[i]] = (byte)i;
		}
	}
	
	public int RandIntn(int l) {
		return r.nextInt(l);
	}
	
	public char[] ByteToChar(byte[] buf ){
		char[] dst = new char[buf.length];
		for (int i = 0; i  < buf.length ; i++ ) dst[i] = (char) buf[i];
		return dst;
	}
	
	public byte[] CutBuffer(byte[] buf , int pos ,int l ) {
		byte[] tmp = new byte[l];
		for (int i = pos ; i < pos + l ; i++ ) tmp[i ] = buf[i];
		return tmp;
	}
	
	public byte[] Dec4(byte w , byte x , byte y ,byte z){
		byte[] r_buf = new byte[3];
		//System.out.printf("%c\n" , w);
		r_buf[0] = (byte) (  ((m[w] << 2 ) & 0xFF ) | ( (m[x] >> 4) & 0xFF ) );
		r_buf[1] = (byte) ((m[x] << 4) & 0xFF | (m[y] >> 2) & 0xFF);
		r_buf[2] = (byte) ((m[y] << 6 ) & 0xFF | (m[z]) & 0xFF);
		//P(r_buf[0]);
		//for (int i = 0 ; i<  3;i ++ ) r_buf[i] = m[r_buf[i]];
		return r_buf;
	}
	
	public byte[] Enc3(byte x , byte y ,byte z) {
		byte[] r_buf = new byte[4];
		r_buf[0] = (byte) (x >> 2);
		
		r_buf[1] = (byte) ((byte) ( (x & 0x03) << 4) | (byte) (y >> 4));
		r_buf[2] = (byte) ((y  << 2& 0x3F) | (z >> 6 ));
		r_buf[3] = (byte) (z & 0x3F);
		//P((byte) (     y      ));
		for (int i = 0 ; i < 4 ; i++ ) r_buf[i] = tb[r_buf[i]];
		//for (int i = 0 ; i< 4 ; i++ ) System.out.printf("%c", (char)r_buf[i]);
		return r_buf;
	}
	
	public boolean SetBit(byte[] b , int pos , byte bit) {
		if (bit != 0 && bit != 1 ) {
			return false;
		}
		int p = pos / 8;
		int k = pos % 8;
		if (bit == 1 ) {
			b[p] |= 1 << k;
		}
		if (bit == 0 ) {
			b[p] &= ~(1 << k);
		}		
		return true;
	}
	
	public byte GetBit(byte[] b , int pos ) {
		byte r = -1;
		int p = pos / 8 ;
		int k = pos % 8 ;
		if (p >= b.length ) return -1;
		r = (byte) (b[p] >> k& 1);
		return r;
	}
	
	public byte[] XEncode8(byte[] b ,byte[] key , byte[] h) {
		byte[] r_buf = new byte[8] ;
 		if (b.length != 8 ) return null;
		for (int i = 64 ; i < key.length ; i += 64 ) {
			for (int j = 0 ;j  < 64 ; j ++ ) {
				byte r = GetBit(b , h[key[i+j]]);
				//System.out.printf("%d \n", r);
				SetBit(r_buf , j ,r );
			}
			for (int j = 0 ; j <8 ; j ++ ) b[j] = r_buf[j];
		}
		//for (int i = 0 ; i < r_buf.length ; i++ ) System.out.printf("%d " , r_buf[i]);
		return r_buf;
	}
	
	public byte[] XDecode8(byte[] b , byte[] key , byte[] h) {
		byte[] r_buf = new byte[8];
		if (b.length != 8) return null;
		int[] K = new int[key.length / 64 - 1 ];
		for (int i = 0 ; i < K.length ; i ++ ) K[i] = (i + 1 ) * 64;
		for (int i = K.length - 1 ; i >= 0 ; i -- ) {
			for (int j = 0 ; j < 64 ;j ++ ) {
				byte r = GetBit(b , j);
				SetBit(r_buf , h[key[K[i]+j]] , r);
			}
			for (int j = 0 ; j < 8 ; j ++ ) b[j] = r_buf[j];
		}
		return r_buf;
	}
	
	public byte[] Encode(byte[] b , byte[] key) {
		//System.out.printf("%c\n" , key[1]);
		byte[] r_buf = null;
		byte[] tmp = null;
		byte[] h = new byte[256];
		if (b.length == 0 ) return null;
		int k = b.length % 8;
		if (k !=  0 ) {
			tmp = new byte[b.length + (8 - k)];
		} else {
			tmp = new byte[b.length];
		}
		for (int i =0 ; i < 64 ; i ++ ) h[key[i]] = (byte)i;
		for (int i = 0 ; i < b.length ; i++ ) tmp[i] = b[i];
		r_buf = new byte[tmp.length + 1];
		r_buf[0] = key[k];
		int p = 1 ;
		for (int i = 0 ; i < tmp.length ; i += 8) {
			byte[] tt = new byte[8];
			for (int j = 0 ; j < 8 ; j ++ ) tt[j] = tmp[i + j];
			byte[] r = XEncode8(tt , key , h);
			for (int j = 0 ; j < 8 ; j ++ ) r_buf[p++] = r[j];
		}
//		for (int i = 0 ; i < r_buf.length ; i++ ) System.out.printf("%d " , r_buf[i]);
		return r_buf;
	}
	
	public byte[] Decode(byte[] b ,byte[] key ) {
		byte[] r_buf = null;
		if ((b.length - 1) % 8  != 0 ) return null;
		byte[] h = new byte[256];
		r_buf = new byte[b.length -1 ];
		for (int i = 0 ; i < 64 ; i ++ ) h[key[i]] = (byte)i;
		int p = 0 ;
		for (int i = 1 ; i < b.length ; i += 8 ) {
			byte[] tt = new byte[8];
			for (int j = 0 ; j < 8 ; j++ ) tt[j] = b[i+j];
			byte[] r = XDecode8(tt , key , h);
			for (int j = 0 ; j < 8 ; j ++ ) r_buf[p++ ] = r[j];
		}
		return r_buf;
	}
	
	public byte[] Base64Encode(byte[] b) {
		int l = b.length;
		int k = l % 3 ;
		byte[] r_buf = null;
		byte[] tmp = null;
		switch (k) {
		case 1:
			tmp = new byte[l + 2];
			tmp[l] = 0 ;
			tmp[l+1] = 0;
			break;
		case 2:
			tmp = new byte[l+1];
			tmp[l] = 0;
			break;
		default :
			tmp = new byte[l];
				break;
		}
		for (int i = 0 ; i < l ; i++ ) tmp[i] = b[i];
		r_buf = new byte[tmp.length / 3 * 4 + 1];
		//System.out.println(tmp.length);
		r_buf[0] = tb[k];
		int p = 1;
		for (int i = 0;  i < tmp.length / 3; i ++ ) {
			byte[] tt = Enc3(tmp[i * 3] , tmp[i*3 + 1] , tmp[i* 3 + 2]);
			//System.out.printf("%s\n" , String.valueOf(ByteToChar(tt , 4) ));
			//System.out.printf("%c\n", tt[3]);
			for (int j = 0 ; j < 4 ;j ++ ) r_buf[p++] = tt[j]; 
		}
		//System.out.printf("%s\n" , String.valueOf(ByteToChar(r_buf )));
		return r_buf;
	}
	
	public byte[] Base64Decode(byte[] b) {
		byte[] r_buf = null;
		if ( (b.length - 1) % 4 != 0 ) return null;
		r_buf = new byte[ (b.length - 1) / 4 * 3 ];
		int k = m[b[0]];
		int p = 0 ;
		for ( int i = 0 ; i < (b.length - 1 ) / 4 ; i ++ ) {
			byte[] tmp = this.Dec4(b[1 + i * 4], b[1 + i * 4 + 1 ], b[1 + i * 4 + 2 ], b[ 1 + i * 4 + 3]);
			for (int j = 0 ; j < 3 ; j ++ ) r_buf[p++] = tmp[j];
		}
		int l = r_buf.length;
		//System.out.println(l);
		switch (k) {
		case 0 :
			
			break;
		case 1:
			r_buf = CutBuffer(r_buf, 0 , l - 2);
			break;
		case 2:
			r_buf = CutBuffer(r_buf , 0 , l - 1 ) ;
			break;
		}
		return r_buf;
	}
	
	public String CreateList() {
		String r_str = "";
		char[] tmp = tb_str.toCharArray();
		for (int i = 0 ; i < 1000 ; i++ ) {
			int a = RandIntn(64);
			int b = RandIntn(64);
			if (a == b ) continue;
			tmp[a] ^= tmp[b];
			tmp[b] ^= tmp[a];
			tmp[a] ^= tmp[b];
		}
		for (int i = 0 ; i < 64 ; i ++ ) {
			r_str += tmp[i];
		}
		return r_str;
	}
	
	public String CreateKey() {
		String r_str = "";
		for (int i = 0 ; i < 32 ; i++ ) {
			r_str += CreateList();
		}
		return r_str;
	}
	
	
	public void P(byte y) {
		for (int i = 7 ; i >= 0 ; i-- ) {
			System.out.printf("%d", (char)y >> i&1  );
		}
		System.out.println();
	}
	

	
	
	
}

java使用实例：

import xlib.XEncode;

public class Main {
	public static String key = "4XweFDUBcSklWrugAOn+9R23hoxGjCNmI=faqzQdY0vKy8MisE6tVLTP75ZHpb1JNfipMDuenPWKw70J+9xZABR1a=5omz4TyqrFc28IH3XlQvgh6bGOdskSEYLUjCVt1P+K9rGNk7I4VdWD2wUsLbiehcg=JFSHuYAa8f6EBlxqOo3jnpZzTRQtymCvMX50S0lNtPVnMWQ4mrLzpDjAk5oGUZ8XwKbRT3C92YvIy=gJq61EOsiudBFxf+Ha7echtwzDrb6H8d1WljUZJYB7Qux0kSmNpRLiT5XaPFqMC2gOysA+Vc9vEhf34nI=KoGeotws+k6P80G7mLErT1dF5xAQnKviq=gSWVfe4CMz2habBjN9OURpJuYlyDZ3IHXcu51k0Hiy4nxEcefDFCYtQBdjabz67mTGKrwMLsWPRI2O8VA+oqJlpvZhN=X93SgUW6b7AnvwLx=1QlT2NiHatXd8r+3IyqzDV0ojOgpGkKCM5hfu94YSRBPFsmcUJEZe8mOnq7W=zf4RrPEVBTcws2+QSGeXM0ytjCd5IlLUFk9ob63JhHADpxYuvZNgKia1IQmJSnD5gliHK4bsayAYfjpZUR9w326h=Oot+zrkveNVPTCXqBFc0LdG1u8MxW7EFS7XbIC6t3eZoprfuhBA42aJMygjLR5+8x=UlKQD1m9OPGTnicvHzkdswNWYq0VEfdbK+gx1hocOvNQVUz0mLuHn7J5lTCkA=ZWMsS3p4e9tw6IaPyGjFXDBYr2Rq8iEXnGHa70AMg8K3BSirRpt9huV=wOoNxdvqWE4CebPjlQLUD256sTYZcfzIykJ1+mFVvo2LDiXS68knHThK9Q5EwaRNp4tI=l+CMyGOrYmfjz13squPB0d7UxJZWecgFbAIsfeEYhycU7MrqP6wDWiCzbkNuZK5HL2Gd+0V9F1n8=4axQBo3mOAgpRJjXlvtSTNvkBR8ndrehV67LXbgP0UYzQlwpsESqi14JC2tDxuao9jMmWcZH5=+GTKA3fFyIO2jc3R7U0raXECpofxAmt1SDOW9FKZBGi5vQPye4+ud8HYbIl=VNJwkTzMgs6LhnqsOiPLYU9cgj6fd3xmnrJySWbDIvBZ4Cz7qMV8p=50kN1ETX+F2htuowaRHKelAQGHO4d1W2f+TiP3ebmIhFJxZVQ0R5A7Xklao8uv6yUDBwCMLzt9SGEYNpnqrKcg=js1R26TLiPpX9=aZGeWqjFxKw7MDV8zIgS+3rkyQJNcbU0BflOsHYdAvCuEh45montbqupt493DknQ5UYwiyTBV0vajOSWPeCxdgJ=Nl7E2fo18zFscr+ZRI6mLhHMXAKGLbzHq9l06RFrjaBh5TZ47xUI+GOKDcSNP8=dMEJXAmtQpy2VifogskunW3wCYe1vg9x+F5GhrIK4ZO2=y16ACHRN7vlBePDqWzEaYQbmiLMUdSn3VoTpX8wuj0ctJfsk0+djeX6=GyAg5iFVz3BvlIUKsTW7cD8atpxP4JE9kmZMYonhH2burNQqfC1OLwRSzQM1LGhEVFa32sYnP7cI6Xe9NjDoyvwRtdmHU8pxWJZfB=ugbkr0TC4SiAlq5+KOc=AshXyOBz3pC8fNk7w0IWDMYtQGPl4vR9Zg6Uj5+HaeSLrobqx1dmun2TJVKEiFfSEupb=5t9CXd2UJyTwcMDNr6nHvFgYxG01VOI3Q4sBARjoLl78ziKaZekW+PmqhvPec09bjx=6HKolISMF8pUmWkNTYsQGADi7Z4yOBERdhV51gna+Xqt3Cu2zJwfLrUy43JHTLS+hmVW1RlgiM=9cI5XjtGesObfoaDPkp2qw8u7xABCKr6YFzEvdNQnZ0BPvrIoFEyDA=ephSNV1dixzZkfcLUgbJCQ+aM6q7wKtlXnGW3u92jTm5Y0RHO8s4m4eW2wrj9RMJxQiL=Bk7PX8fb16qau3OICTpDNEov+0UHgs5tYFZhyGAVcdKlSnzYVj5CpAazdS7tlvHJLIWDXUeBsk6ucOn1MfGE=03gR94Fw2ZQqrmb8i+xhKNPTyo";
	
	public static void main(String[] args) {
		XEncode x = new XEncode();
		String ss = "0QYTyhqM5cGCXqGQQQQYhQhIQ";//这是上面GO加密后的字符串
		char[] tmp = ss.toCharArray();
		byte[] buf = new byte[tmp.length];
		for (int i = 0; i  < tmp.length ; i++ ) buf[i] = (byte)tmp[i];
		
		
		
		
		byte[] b = x.Base64Decode(buf);
		//byte[] c = x.Encode(buf, key.getBytes());
		byte[] d = x.Decode(b, key.getBytes());
		System.out.println(x.ByteToChar(d));
	}
}

输出结果：

1230987654

key 的值要跟Go语言的 k 变量相同，这样才能解经过GO加密的字符。

等到寒假再把js 与php 的代码写好吧。

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本文来自：CSDN博客

感谢作者：juxuny

查看原文：GO 语言写的加密算法（附 java 版翻译）

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