/*
?*******??java?MD5加密算法????*************
?**********************************?*************
?*??源文件名:????MD5.java
?*
?*	作者：夢想年華
?*	Email:fanwsp@126.com
?*	HomePage:http://wsp.hniuca.net
?*??QQ:122142023?
?*?	CopyRight（c）2005-2006?by?DreamTime?
?*
*/

package?dreamtime.guestbook;			//指定類所在的包

import?java.io.PrintStream;
import?java.lang.reflect.Array;

public?class?MD5
{

????static?final?int?S11?=?7;
????static?final?int?S12?=?12;
????static?final?int?S13?=?17;
????static?final?int?S14?=?22;
????static?final?int?S21?=?5;
????static?final?int?S22?=?9;
????static?final?int?S23?=?14;
????static?final?int?S24?=?20;
????static?final?int?S31?=?4;
????static?final?int?S32?=?11;
????static?final?int?S33?=?16;
????static?final?int?S34?=?23;
????static?final?int?S41?=?6;
????static?final?int?S42?=?10;
????static?final?int?S43?=?15;
????static?final?int?S44?=?21;
????static?final?byte?PADDING[]?=?{
????????-128?0?0?0?0?0?0?0?0?0?
????????0?0?0?0?0?0?0?0?0?0?
????????0?0?0?0?0?0?0?0?0?0?
????????0?0?0?0?0?0?0?0?0?0?
????????0?0?0?0?0?0?0?0?0?0?
????????0?0?0?0?0?0?0?0?0?0?
????????0?0?0?0
????};
????private?long?state[];
????private?long?count[];
????private?byte?buffer[];
????public?String?digestHexStr;
????private?byte?digest[];

????public?MD5（）
????{
????????state?=?new?long[4];
????????count?=?new?long[2];
????????buffer?=?new?byte[64];
????????digest?=?new?byte[16];
????????md5Init（）;
????}

????private?void?Decode（long?al[]?byte?abyte0[]?int?i）
????{
????????int?j?=?0;
????????for（int?k?=?0;?k?????????{
????????????al[j]?=?b2iu（abyte0[k]）?|?b2iu（abyte0[k?+?1]）?<????????????j++;
????????}

????}

????private?void?Encode（byte?abyte0[]?long?al[]?int?i）
????{
????????int?j?=?0;
????????for（int?k?=?0;?k?????????{
????????????abyte0[k]?=?（byte）（int）（al[j]?&?255L）;
????????????abyte0[k?+?1]?=?（byte）（int）（al[j]?>>>?8?&?255L）;
????????????abyte0[k?+?2]?=?（byte）（int）（al[j]?>>>?16?&?255L）;
????????????abyte0[k?+?3]?=?（byte）（int）（al[j]?>>>?24?&?255L）;
????????????j++;
????????}

????}

????private?long?F（long?l?long?l1?long?l2）
????{
????????return?l?&?l1?|?~l?&?l2;
????}

????private?long?FF（long?l?long?l1?long?l2?long?l3?long?l4?long?l5?long?l6）
????{
????????l?+=?F（l1?l2?l3）?+?l4?+?l6;
????????l?=?（int）l?<>>?（int）（32L?-?l5）;
????????l?+=?l1;
????????return?l;
????}

????private?long?G（long?l?long?l1?long?l2）
????{
????????return?l?&?l2?|?l1?&?~l2;
????}

????private?long?GG（long?l?long?l1?long?l2?long?l3?long?l4?long?l5?long?l6）
????{
????????l?+=?G（l1?l2?l3）?+?l4?+?l6;
????????l?=?（int）l?<>>?（int）（32L?-?l5）;
????????l?+=?l1;
????????return?l;
????}

????private?long?H（long?l?long?l1?long?l2）
????{
????????return?l?^?l1?^?l2;
????}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-11-29?11:36??MD5加密算法\
?????文件????????9286??2016-11-29?11:36??MD5加密算法\jQuery.md5.js
?????文件???????11469??2004-08-05?16:56??MD5加密算法\md5.asp
?????文件???????10774??2016-11-29?11:18??MD5加密算法\MD5.java
?????文件????????5738??2005-11-13?10:17??MD5加密算法\md5.js
?????文件????????5746??2005-11-13?09:06??MD5加密算法\md5.jsp