Adding Security Features
-Security Libraries
-Test HTML Files
-KeyManager.js
diff --git a/js/securityLib/rsasign-1.2.js b/js/securityLib/rsasign-1.2.js
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+++ b/js/securityLib/rsasign-1.2.js
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+/*! rsasign-1.2.js (c) 2012 Kenji Urushima | kjur.github.com/jsrsasign/license
+ */
+//
+// rsa-sign.js - adding signing functions to RSAKey class.
+//
+//
+// version: 1.2.1 (08 May 2012)
+//
+// Copyright (c) 2010-2012 Kenji Urushima (kenji.urushima@gmail.com)
+//
+// This software is licensed under the terms of the MIT License.
+// http://kjur.github.com/jsrsasign/license/
+//
+// The above copyright and license notice shall be
+// included in all copies or substantial portions of the Software.
+
+//
+// Depends on:
+// function sha1.hex(s) of sha1.js
+// jsbn.js
+// jsbn2.js
+// rsa.js
+// rsa2.js
+//
+
+// keysize / pmstrlen
+// 512 / 128
+// 1024 / 256
+// 2048 / 512
+// 4096 / 1024
+
+/**
+ * @property {Dictionary} _RSASIGN_DIHEAD
+ * @description Array of head part of hexadecimal DigestInfo value for hash algorithms.
+ * You can add any DigestInfo hash algorith for signing.
+ * See PKCS#1 v2.1 spec (p38).
+ */
+var _RSASIGN_DIHEAD = [];
+_RSASIGN_DIHEAD['sha1'] = "3021300906052b0e03021a05000414";
+_RSASIGN_DIHEAD['sha256'] = "3031300d060960864801650304020105000420";
+_RSASIGN_DIHEAD['sha384'] = "3041300d060960864801650304020205000430";
+_RSASIGN_DIHEAD['sha512'] = "3051300d060960864801650304020305000440";
+_RSASIGN_DIHEAD['md2'] = "3020300c06082a864886f70d020205000410";
+_RSASIGN_DIHEAD['md5'] = "3020300c06082a864886f70d020505000410";
+_RSASIGN_DIHEAD['ripemd160'] = "3021300906052b2403020105000414";
+
+/**
+ * @property {Dictionary} _RSASIGN_HASHHEXFUNC
+ * @description Array of functions which calculate hash and returns it as hexadecimal.
+ * You can add any hash algorithm implementations.
+ */
+var _RSASIGN_HASHHEXFUNC = [];
+_RSASIGN_HASHHEXFUNC['sha1'] = function(s){return hex_sha1(s);}; // http://pajhome.org.uk/crypt/md5/md5.html
+_RSASIGN_HASHHEXFUNC['sha256'] = function(s){return hex_sha256(s);} // http://pajhome.org.uk/crypt/md5/md5.html
+_RSASIGN_HASHHEXFUNC['sha512'] = function(s){return hex_sha512(s);} // http://pajhome.org.uk/crypt/md5/md5.html
+_RSASIGN_HASHHEXFUNC['md5'] = function(s){return hex_md5(s);}; // http://pajhome.org.uk/crypt/md5/md5.html
+_RSASIGN_HASHHEXFUNC['ripemd160'] = function(s){return hex_rmd160(s);}; // http://pajhome.org.uk/crypt/md5/md5.html
+
+//_RSASIGN_HASHHEXFUNC['sha1'] = function(s){return sha1.hex(s);} // http://user1.matsumoto.ne.jp/~goma/js/hash.html
+//_RSASIGN_HASHHEXFUNC['sha256'] = function(s){return sha256.hex;} // http://user1.matsumoto.ne.jp/~goma/js/hash.html
+
+var _RE_HEXDECONLY = new RegExp("");
+_RE_HEXDECONLY.compile("[^0-9a-f]", "gi");
+
+// ========================================================================
+// Signature Generation
+// ========================================================================
+
+function _rsasign_getHexPaddedDigestInfoForString(s, keySize, hashAlg) {
+ var pmStrLen = keySize / 4;
+ var hashFunc = _RSASIGN_HASHHEXFUNC[hashAlg];
+ var sHashHex = hashFunc(s);
+
+ var sHead = "0001";
+ var sTail = "00" + _RSASIGN_DIHEAD[hashAlg] + sHashHex;
+ var sMid = "";
+ var fLen = pmStrLen - sHead.length - sTail.length;
+ for (var i = 0; i < fLen; i += 2) {
+ sMid += "ff";
+ }
+ sPaddedMessageHex = sHead + sMid + sTail;
+ return sPaddedMessageHex;
+}
+
+
+//@author: ucla-cs
+function _rsasign_getHexPaddedDigestInfoForStringHEX(s, keySize, hashAlg) {
+ var pmStrLen = keySize / 4;
+ var hashFunc = _RSASIGN_HASHHEXFUNC[hashAlg];
+ var sHashHex = hashFunc(s);
+
+ var sHead = "0001";
+ var sTail = "00" + _RSASIGN_DIHEAD[hashAlg] + sHashHex;
+ var sMid = "";
+ var fLen = pmStrLen - sHead.length - sTail.length;
+ for (var i = 0; i < fLen; i += 2) {
+ sMid += "ff";
+ }
+ sPaddedMessageHex = sHead + sMid + sTail;
+ return sPaddedMessageHex;
+}
+
+function _zeroPaddingOfSignature(hex, bitLength) {
+ var s = "";
+ var nZero = bitLength / 4 - hex.length;
+ for (var i = 0; i < nZero; i++) {
+ s = s + "0";
+ }
+ return s + hex;
+}
+
+/**
+ * sign for a message string with RSA private key.<br/>
+ * @name signString
+ * @memberOf RSAKey#
+ * @function
+ * @param {String} s message string to be signed.
+ * @param {String} hashAlg hash algorithm name for signing.<br/>
+ * @return returns hexadecimal string of signature value.
+ */
+function _rsasign_signString(s, hashAlg) {
+ //alert("this.n.bitLength() = " + this.n.bitLength());
+ var hPM = _rsasign_getHexPaddedDigestInfoForString(s, this.n.bitLength(), hashAlg);
+ var biPaddedMessage = parseBigInt(hPM, 16);
+ var biSign = this.doPrivate(biPaddedMessage);
+ var hexSign = biSign.toString(16);
+ return _zeroPaddingOfSignature(hexSign, this.n.bitLength());
+}
+
+//@author: ucla-cs
+function _rsasign_signStringHEX(s, hashAlg) {
+ //alert("this.n.bitLength() = " + this.n.bitLength());
+ var hPM = _rsasign_getHexPaddedDigestInfoForString(s, this.n.bitLength(), hashAlg);
+ var biPaddedMessage = parseBigInt(hPM, 16);
+ var biSign = this.doPrivate(biPaddedMessage);
+ var hexSign = biSign.toString(16);
+ return _zeroPaddingOfSignature(hexSign, this.n.bitLength());
+}
+
+
+function _rsasign_signStringWithSHA1(s) {
+ return _rsasign_signString(s, 'sha1');
+}
+
+function _rsasign_signStringWithSHA256(s) {
+ return _rsasign_signString(s, 'sha256');
+}
+
+// ========================================================================
+// Signature Verification
+// ========================================================================
+
+function _rsasign_getDecryptSignatureBI(biSig, hN, hE) {
+ var rsa = new RSAKey();
+ rsa.setPublic(hN, hE);
+ var biDecryptedSig = rsa.doPublic(biSig);
+ return biDecryptedSig;
+}
+
+function _rsasign_getHexDigestInfoFromSig(biSig, hN, hE) {
+ var biDecryptedSig = _rsasign_getDecryptSignatureBI(biSig, hN, hE);
+ var hDigestInfo = biDecryptedSig.toString(16).replace(/^1f+00/, '');
+ return hDigestInfo;
+}
+
+function _rsasign_getAlgNameAndHashFromHexDisgestInfo(hDigestInfo) {
+ for (var algName in _RSASIGN_DIHEAD) {
+ var head = _RSASIGN_DIHEAD[algName];
+ var len = head.length;
+ if (hDigestInfo.substring(0, len) == head) {
+ var a = [algName, hDigestInfo.substring(len)];
+ return a;
+ }
+ }
+ return [];
+}
+
+function _rsasign_verifySignatureWithArgs(sMsg, biSig, hN, hE) {
+ var hDigestInfo = _rsasign_getHexDigestInfoFromSig(biSig, hN, hE);
+ var digestInfoAry = _rsasign_getAlgNameAndHashFromHexDisgestInfo(hDigestInfo);
+ if (digestInfoAry.length == 0) return false;
+ var algName = digestInfoAry[0];
+ var diHashValue = digestInfoAry[1];
+ var ff = _RSASIGN_HASHHEXFUNC[algName];
+ var msgHashValue = ff(sMsg);
+ return (diHashValue == msgHashValue);
+}
+
+function _rsasign_verifyHexSignatureForMessage(hSig, sMsg) {
+ var biSig = parseBigInt(hSig, 16);
+ var result = _rsasign_verifySignatureWithArgs(sMsg, biSig,
+ this.n.toString(16),
+ this.e.toString(16));
+ return result;
+}
+
+/**
+ * verifies a sigature for a message string with RSA public key.<br/>
+ * @name verifyString
+ * @memberOf RSAKey#
+ * @function
+ * @param {String} sMsg message string to be verified.
+ * @param {String} hSig hexadecimal string of siganture.<br/>
+ * non-hexadecimal charactors including new lines will be ignored.
+ * @return returns 1 if valid, otherwise 0
+ */
+function _rsasign_verifyString(sMsg, hSig) {
+ hSig = hSig.replace(_RE_HEXDECONLY, '');
+
+ if(LOG>3)console.log('n is '+this.n);
+ if(LOG>3)console.log('e is '+this.e);
+
+ if (hSig.length != this.n.bitLength() / 4) return 0;
+ hSig = hSig.replace(/[ \n]+/g, "");
+ var biSig = parseBigInt(hSig, 16);
+ var biDecryptedSig = this.doPublic(biSig);
+ var hDigestInfo = biDecryptedSig.toString(16).replace(/^1f+00/, '');
+ var digestInfoAry = _rsasign_getAlgNameAndHashFromHexDisgestInfo(hDigestInfo);
+
+ if (digestInfoAry.length == 0) return false;
+ var algName = digestInfoAry[0];
+ var diHashValue = digestInfoAry[1];
+ var ff = _RSASIGN_HASHHEXFUNC[algName];
+ var msgHashValue = ff(sMsg);
+ return (diHashValue == msgHashValue);
+}
+
+RSAKey.prototype.signString = _rsasign_signString;
+
+RSAKey.prototype.signStringWithSHA1 = _rsasign_signStringWithSHA1;
+RSAKey.prototype.signStringWithSHA256 = _rsasign_signStringWithSHA256;
+RSAKey.prototype.sign = _rsasign_signString;
+RSAKey.prototype.signWithSHA1 = _rsasign_signStringWithSHA1;
+RSAKey.prototype.signWithSHA256 = _rsasign_signStringWithSHA256;
+
+
+/*RSAKey.prototype.signStringHEX = _rsasign_signStringHEX;
+RSAKey.prototype.signStringWithSHA1HEX = _rsasign_signStringWithSHA1HEX;
+RSAKey.prototype.signStringWithSHA256HEX = _rsasign_signStringWithSHA256HEX;
+RSAKey.prototype.signHEX = _rsasign_signStringHEX;
+RSAKey.prototype.signWithSHA1HEX = _rsasign_signStringWithSHA1HEX;
+RSAKey.prototype.signWithSHA256HEX = _rsasign_signStringWithSHA256HEX;
+*/
+
+
+RSAKey.prototype.verifyString = _rsasign_verifyString;
+RSAKey.prototype.verifyHexSignatureForMessage = _rsasign_verifyHexSignatureForMessage;
+RSAKey.prototype.verify = _rsasign_verifyString;
+RSAKey.prototype.verifyHexSignatureForByteArrayMessage = _rsasign_verifyHexSignatureForMessage;
+
+/*
+RSAKey.prototype.verifyStringHEX = _rsasign_verifyStringHEX;
+RSAKey.prototype.verifyHexSignatureForMessageHEX = _rsasign_verifyHexSignatureForMessageHEX;
+RSAKey.prototype.verifyHEX = _rsasign_verifyStringHEX;
+RSAKey.prototype.verifyHexSignatureForByteArrayMessageHEX = _rsasign_verifyHexSignatureForMessageHEX;
+*/
+
+
+/**
+ * @name RSAKey
+ * @class
+ * @description Tom Wu's RSA Key class and extension
+ */