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用dhtml做了一个密码管理器

摘要: 用dhtml做了一个密码管理器

HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<head>
EMU'S PASSWORD MANAGER

<script LANGUAGE="JavaScript">

function array(n) {
for(i=0;i this.length=n;
}

function integer(n) { return n%(0xffffffff+1); }

function shr(a,b) {
a=integer(a);
b=integer(b);
if (a-0x80000000>=0) {
a=a%0x80000000;
a>>=b;
a+=0x40000000>>(b-1);
} else
a>>=b;
return a;
}

function shl1(a) {
a=a%0x80000000;
if (a&0x40000000==0x40000000)
{
a-=0x40000000;
a*=2;
a+=0x80000000;
} else
a*=2;
return a;
}

function shl(a,b) {
a=integer(a);
b=integer(b);
for (var i=0;i return a;
}

function and(a,b) {
a=integer(a);
b=integer(b);
var t1=(a-0x80000000);
var t2=(b-0x80000000);
if (t1>=0)
if (t2>=0)
return ((t1&t2)+0x80000000);
else
return (t1&b);
else
if (t2>=0)
return (a&t2);
else
return (a&b);
}

function or(a,b) {
a=integer(a);
b=integer(b);
var t1=(a-0x80000000);
var t2=(b-0x80000000);
if (t1>=0)
if (t2>=0)
return ((t1|t2)+0x80000000);
else
return ((t1|b)+0x80000000);
else
if (t2>=0)
return ((a|t2)+0x80000000);
else
return (a|b);
}

function xor(a,b) {
a=integer(a);
b=integer(b);
var t1=(a-0x80000000);
var t2=(b-0x80000000);
if (t1>=0)
if (t2>=0)
return (t1^t2);
else
return ((t1^b)+0x80000000);
else
if (t2>=0)
return ((a^t2)+0x80000000);
else
return (a^b);
}

function not(a) {
a=integer(a);
return (0xffffffff-a);
}

var state = new array(4);
var count = new array(2);
count[0] = 0;
count[1] = 0;
var buffer = new array(64);
var transformBuffer = new array(16);
var digestBits = new array(16);

var S11 = 7;
var S12 = 12;
var S13 = 17;
var S14 = 22;
var S21 = 5;
var S22 = 9;
var S23 = 14;
var S24 = 20;
var S31 = 4;
var S32 = 11;
var S33 = 16;
var S34 = 23;
var S41 = 6;
var S42 = 10;
var S43 = 15;
var S44 = 21;

function F(x,y,z) {
return or(and(x,y),and(not(x),z));
}

function G(x,y,z) {
return or(and(x,z),and(y,not(z)));
}

function H(x,y,z) {
return xor(xor(x,y),z);
}

function I(x,y,z) {
return xor(y ,or(x , not(z)));
}

function rotateLeft(a,n) {
return or(shl(a, n),(shr(a,(32 - n))));
}

function FF(a,b,c,d,x,s,ac) {
a = a+F(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a+b;
return a;
}

function GG(a,b,c,d,x,s,ac) {
a = a+G(b, c, d) +x + ac;
a = rotateLeft(a, s);
a = a+b;
return a;
}

function HH(a,b,c,d,x,s,ac) {
a = a+H(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a+b;
return a;
}

function II(a,b,c,d,x,s,ac) {
a = a+I(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a+b;
return a;
}

function transform(buf,offset) {
var a=0, b=0, c=0, d=0;
var x = transformBuffer;

a = state[0];
b = state[1];
c = state[2];
d = state[3];

for (i = 0; i < 16; i++) {
x[i] = and(buf[i*4+offset],0xff);
for (j = 1; j < 4; j++) {
x[i]+=shl(and(buf[i*4+j+offset] ,0xff), j * 8);
}
}

/* Round 1 */
a = FF ( a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
d = FF ( d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
c = FF ( c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
b = FF ( b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
a = FF ( a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
d = FF ( d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
c = FF ( c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
b = FF ( b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
a = FF ( a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
d = FF ( d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
c = FF ( c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
b = FF ( b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
a = FF ( a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
d = FF ( d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
c = FF ( c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
b = FF ( b, c, d, a, x[15], S14, 0x49b40821); /* 16 */

/* Round 2 */
a = GG ( a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
d = GG ( d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
c = GG ( c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
b = GG ( b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
a = GG ( a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
d = GG ( d, a, b, c, x[10], S22, 0x2441453); /* 22 */
c = GG ( c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
b = GG ( b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
a = GG ( a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
d = GG ( d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
c = GG ( c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
b = GG ( b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
a = GG ( a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
d = GG ( d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
c = GG ( c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
b = GG ( b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */

/* Round 3 */
a = HH ( a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
d = HH ( d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
c = HH ( c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
b = HH ( b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
a = HH ( a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
d = HH ( d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
c = HH ( c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
b = HH ( b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
a = HH ( a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
d = HH ( d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
c = HH ( c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
b = HH ( b, c, d, a, x[ 6], S34, 0x4881d05); /* 44 */
a = HH ( a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
d = HH ( d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
c = HH ( c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
b = HH ( b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */

/* Round 4 */
a = II ( a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
d = II ( d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
c = II ( c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
b = II ( b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
a = II ( a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
d = II ( d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
c = II ( c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
b = II ( b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
a = II ( a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
d = II ( d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
c = II ( c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
b = II ( b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
a = II ( a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
d = II ( d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
c = II ( c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
b = II ( b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */

state[0] +=a;
state[1] +=b;
state[2] +=c;
state[3] +=d;

}

function init() {
count[0]=count[1] = 0;
state[0] = 0x67452301;
state[1] = 0xefcdab89;
state[2] = 0x98badcfe;
state[3] = 0x10325476;
for (i = 0; i < digestBits.length; i++)
digestBits[i] = 0;
}

function finish() {
var bits = new array(8);
var padding;
var i=0, index=0, padLen=0;

for (i = 0; i < 4; i++) {
bits[i] = and(shr(count[0],(i * 8)), 0xff);
}
for (i = 0; i < 4; i++) {
bits[i+4]=and(shr(count[1],(i * 8)), 0xff);
}
index = and(shr(count[0], 3) ,0x3f);
padLen = (index < 56) ? (56 - index) : (120 - index);
padding = new array(64);
padding[0] = 0x80;
for (i=0;i update(padding[i]);
for (i=0;i<8;i++)
update(bits[i]);

for (i = 0; i < 4; i++) {
for (j = 0; j < 4; j++) {
digestBits[i*4+j] = and(shr(state[i], (j * 8)) , 0xff);
}
}
}

/* End of the MD5 algorithm */

function hexa(n) {
var hexa_h = "0123456789abcdef";
var hexa_c="";
var hexa_m=n;
for (hexa_i=0;hexa_i<8;hexa_i++) {
hexa_c=hexa_h.charAt(Math.abs(hexa_m)%16)+hexa_c;
hexa_m=Math.floor(hexa_m/16);
}
return hexa_c;
}

var ascii="01234567890123456789012345678901" +
" !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ"+
"[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~";

function MD5(entree)
{
var l,s,k,ka,kb,kc,kd;

init();
for (k=0;k l=entree.charAt(k);
update(ascii.lastIndexOf(l));
}
finish();
ka=kb=kc=kd=0;
for (i=0;i<4;i++) ka+=shl(digestBits[15-i], (i*8));
for (i=4;i<8;i++) kb+=shl(digestBits[15-i], ((i-4)*8));
for (i=8;i<12;i++) kc+=shl(digestBits[15-i], ((i-8)*8));
for (i=12;i<16;i++) kd+=shl(digestBits[15-i], ((i-12)*8));
s=hexa(kd)+hexa(kc)+hexa(kb)+hexa(ka);
return s;
}

/*--------------------------------- end of md5 function ----------------------------------*/

/*------------------------------- encrypt/decrypt function -------------------------------*/
String.prototype.xor = function (key){
if (key==null) key=window.key;
for (var i=0,result="";i<this.length;i++)return result;
}
/*--------------------------- end of encrypt/decrypt function ----------------------------*/

var pwd=0,key=0,pwds = new Object(),fso = new ActiveXObject("Scripting.FileSystemObject"),data="",data_md5="",question1="",question2="",question3="";
var key_md5 = "de1b3bc4b324d43d8f730c7ce5884bf2",answerMD5="ba7cbf39b32eab9f5584e59952e16e3d",reminder = unescape("%u39DF%uA7BF%uF672%u87EE%uBAB4%u7920%uC826%u7432%u86CA%uEC92%u5791%u9637%uAB38%uA295%uFA63%u0593%u8D3A%u33A2%u445D%uB6A8%u101B%u4514%uBF19%u651B%u779C%u66DF%u475B%u1923%u33AC%uF171%uDB1F%u22C5");

window.onload=function(){
pwd = prompt("Please enter your access password","");var i=0;
while (pwd != null && MD5(escape(generateKeyByPwd(pwd)))!=key_md5 && i++<3)
pwd = prompt("Password uncorrect , please enter your access password again","");

if (pwd == null || MD5(escape(generateKeyByPwd(pwd)))!=key_md5) {
if (confirm("Do you want to get back your password?")){
var a1 = prompt("Please answer folowing question:"+question1,"");
var a2 = prompt("Please answer folowing question:"+question2,"");
var a3 = prompt("Please answer folowing question:"+question3,"");
if (answerMD5 != MD5("answers:"+escape(a1+a2+a3))){
alert("Uncorrect answers. Sorry, you cannot access this password file.");
return;
}else{
key = reminder.xor(generateKeyByPwd("answer1:"+a1)).xor(generateKeyByPwd("answer2:"+a2)).xor(generateKeyByPwd("answer3:"+a3));
}
}else{
return;
}
}else{
key = generateKeyByPwd(pwd);
}

if (data != ""){
if (MD5(data)==data_md5){
try{
execScript(unescape(data).xor());
}catch(e){
alert("Data error! Password file maybe destoried!");
}
}else{
alert("Password file maybe destoried!");
}
}

showPwds();

var btns = document.getElementsByTagName("BUTTON");
for(var i=0;i}

function showPwds(){
var table = ["<table align=center width=700 bgcolor=black cellspacing=1 style=font-size:15><tr bgcolor=#CCCCFF><th>Title</th><th>Password</th><th> </th></tr>"];
for (var i in pwds)
if (pwds[i]){
table[table.length] = "<tr><td ondblclick='modifyTitle(this)'>"
table[table.length] = unescape(i).xor()
table[table.length] = "</td><td ondblclick='modifyPwd(this)'>"
table[table.length] = unescape(pwds[i]).xor();
table[table.length] = "</td><td>   </td></tr>";
}
table[table.length] = "</table>"
content.innerHTML = table.join("");
}

function addPwd(){
var title = prompt("Please enter new password title","");
if (!title) return;
if (pwds[escape(title.xor())]!= null)
if (!confirm("Title already exist. Do you really want to over write it? ")) return;
var newPwd = prompt("Please enter new password","");
pwds[escape(title.xor())] = escape(newPwd.xor());
storePwds();
showPwds();
}

function storePwds(){
var st = [];
for (var i in pwds)
if (pwds[i])
st[st.length] = 'pwds["'+i+'"]="'+pwds[i]+'";';
st = st.join("");
st = escape(st.xor());
var s = fso.OpentextFile("passwordFile.js",2,true);
s.write("data=\""+st+"\";");
s.write("data_md5=\""+MD5(st)+"\";");
s.write('key_md5 = "'+MD5(escape(key))+'";');
s.write('answerMD5 = "'+answerMD5+'";');
s.write('reminder = unescape("'+escape(reminder)+'");');
s.write('question1 = unescape("'+escape(question1)+'");');
s.write('question2 = unescape("'+escape(question2)+'");');
s.write('question3 = unescape("'+escape(question3)+'");');
s.Close();
}

function changeAccessPwd(){
var newPwd = prompt("Please enter new access password","");
if (!newPwd || newPwd=="") return;
var newKey = generateKeyByPwd(newPwd);

var newPwds = new Object();
for (var i in pwds)
if (pwds[i])
newPwds[escape(unescape(i).xor().xor(newKey))] = escape(unescape(pwds[i]).xor().xor(newKey));
reminder=reminder.xor().xor(newKey);
key = newKey;
pwds = newPwds;
storePwds();
}

function changeAccessPwdRemander(){
var q1,q2,q3,a1,a2,a3;
if ((q1 = prompt("Please enter first new question:",question1))!=null
&& (a1 = prompt("Please enter answer of first question:",""))!=null
&& (q2 = prompt("Please enter second new question:",question2))!=null
&& (a2 = prompt("Please enter answer of second question:",""))!=null
&& (q3 = prompt("Please enter third new question:",question3))!=null
&& (a3 = prompt("Please enter answer of third question:",""))!=null)
question1 = q1;
question2 = q2;
question3 = q3;
reminder = key.xor(generateKeyByPwd("answer1:"+a1)).xor(generateKeyByPwd("answer2:"+a2)).xor(generateKeyByPwd("answer3:"+a3));
answerMD5 = MD5("answers:"+escape(a1+a2+a3));
storePwds();
}

function modifyTitle(e){
var oldTitle = e.innerText;
var sPwd = e.nextSibling.innerText;
var newTitle = prompt("Please enter new password title",oldTitle);
if (!newTitle) return;
pwds[escape(oldTitle.xor())]=null;
pwds[escape(newTitle.xor())]=escape(sPwd.xor());
storePwds();
showPwds();
}
function modifyPwd(e){
var sTitle = e.previousSibling.innerText;
var oldPwd = e.innerText
var newPwd = prompt("Please enter new password",oldPwd);
if (!newPwd) return;
pwds[escape(sTitle.xor())]=escape(newPwd.xor());
storePwds();
showPwds();
}

function removePwd(k){
pwds[k]=null;
storePwds();
showPwds();
}
function createPwd(){
var charSet = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
var result = "";
var st = MD5((new Date()-Math.random()).toString())+MD5((new Date()+Math.random()).toString());
for (var i=0;i result += charSet.charAt(parseInt(st.substr(i,2),16)%charSet.length)
clipboardData.setData('Text',result);
alert("Generated password \""+result+"\" was copied into clipboard.");
}

function generateKeyByPwd(p){
return unescape((MD5(p)+MD5(p+" ")+MD5(p+"+")+MD5(p+"-")).replace(/(....)/g,"%u$1"))
}
//
</script>
</head>
<body>

 
 
 
 

</body>

<script src="passwordFile.js"></script>

</td> </tr> <tr> <td vAlign=top align=left height="100%">
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