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-rw-r--r--resources/lib/phpjs-sha1/sha1.js147
1 files changed, 147 insertions, 0 deletions
diff --git a/resources/lib/phpjs-sha1/sha1.js b/resources/lib/phpjs-sha1/sha1.js
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index 00000000..93c533d7
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+++ b/resources/lib/phpjs-sha1/sha1.js
@@ -0,0 +1,147 @@
+function sha1(str) {
+ // discuss at: http://phpjs.org/functions/sha1/
+ // original by: Webtoolkit.info (http://www.webtoolkit.info/)
+ // improved by: Michael White (http://getsprink.com)
+ // improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+ // input by: Brett Zamir (http://brett-zamir.me)
+ // example 1: sha1('Kevin van Zonneveld');
+ // returns 1: '54916d2e62f65b3afa6e192e6a601cdbe5cb5897'
+
+ var rotate_left = function (n, s) {
+ var t4 = (n << s) | (n >>> (32 - s));
+ return t4;
+ };
+
+ /*var lsb_hex = function (val) {
+ // Not in use; needed?
+ var str="";
+ var i;
+ var vh;
+ var vl;
+
+ for ( i=0; i<=6; i+=2 ) {
+ vh = (val>>>(i*4+4))&0x0f;
+ vl = (val>>>(i*4))&0x0f;
+ str += vh.toString(16) + vl.toString(16);
+ }
+ return str;
+ };*/
+
+ var cvt_hex = function (val) {
+ var str = '';
+ var i;
+ var v;
+
+ for (i = 7; i >= 0; i--) {
+ v = (val >>> (i * 4)) & 0x0f;
+ str += v.toString(16);
+ }
+ return str;
+ };
+
+ var blockstart;
+ var i, j;
+ var W = new Array(80);
+ var H0 = 0x67452301;
+ var H1 = 0xEFCDAB89;
+ var H2 = 0x98BADCFE;
+ var H3 = 0x10325476;
+ var H4 = 0xC3D2E1F0;
+ var A, B, C, D, E;
+ var temp;
+
+ // utf8_encode
+ str = unescape(encodeURIComponent(str));
+ var str_len = str.length;
+
+ var word_array = [];
+ for (i = 0; i < str_len - 3; i += 4) {
+ j = str.charCodeAt(i) << 24 | str.charCodeAt(i + 1) << 16 | str.charCodeAt(i + 2) << 8 | str.charCodeAt(i + 3);
+ word_array.push(j);
+ }
+
+ switch (str_len % 4) {
+ case 0:
+ i = 0x080000000;
+ break;
+ case 1:
+ i = str.charCodeAt(str_len - 1) << 24 | 0x0800000;
+ break;
+ case 2:
+ i = str.charCodeAt(str_len - 2) << 24 | str.charCodeAt(str_len - 1) << 16 | 0x08000;
+ break;
+ case 3:
+ i = str.charCodeAt(str_len - 3) << 24 | str.charCodeAt(str_len - 2) << 16 | str.charCodeAt(str_len - 1) <<
+ 8 | 0x80;
+ break;
+ }
+
+ word_array.push(i);
+
+ while ((word_array.length % 16) != 14) {
+ word_array.push(0);
+ }
+
+ word_array.push(str_len >>> 29);
+ word_array.push((str_len << 3) & 0x0ffffffff);
+
+ for (blockstart = 0; blockstart < word_array.length; blockstart += 16) {
+ for (i = 0; i < 16; i++) {
+ W[i] = word_array[blockstart + i];
+ }
+ for (i = 16; i <= 79; i++) {
+ W[i] = rotate_left(W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16], 1);
+ }
+
+ A = H0;
+ B = H1;
+ C = H2;
+ D = H3;
+ E = H4;
+
+ for (i = 0; i <= 19; i++) {
+ temp = (rotate_left(A, 5) + ((B & C) | (~B & D)) + E + W[i] + 0x5A827999) & 0x0ffffffff;
+ E = D;
+ D = C;
+ C = rotate_left(B, 30);
+ B = A;
+ A = temp;
+ }
+
+ for (i = 20; i <= 39; i++) {
+ temp = (rotate_left(A, 5) + (B ^ C ^ D) + E + W[i] + 0x6ED9EBA1) & 0x0ffffffff;
+ E = D;
+ D = C;
+ C = rotate_left(B, 30);
+ B = A;
+ A = temp;
+ }
+
+ for (i = 40; i <= 59; i++) {
+ temp = (rotate_left(A, 5) + ((B & C) | (B & D) | (C & D)) + E + W[i] + 0x8F1BBCDC) & 0x0ffffffff;
+ E = D;
+ D = C;
+ C = rotate_left(B, 30);
+ B = A;
+ A = temp;
+ }
+
+ for (i = 60; i <= 79; i++) {
+ temp = (rotate_left(A, 5) + (B ^ C ^ D) + E + W[i] + 0xCA62C1D6) & 0x0ffffffff;
+ E = D;
+ D = C;
+ C = rotate_left(B, 30);
+ B = A;
+ A = temp;
+ }
+
+ H0 = (H0 + A) & 0x0ffffffff;
+ H1 = (H1 + B) & 0x0ffffffff;
+ H2 = (H2 + C) & 0x0ffffffff;
+ H3 = (H3 + D) & 0x0ffffffff;
+ H4 = (H4 + E) & 0x0ffffffff;
+ }
+
+ temp = cvt_hex(H0) + cvt_hex(H1) + cvt_hex(H2) + cvt_hex(H3) + cvt_hex(H4);
+ return temp.toLowerCase();
+}