From c4338d2ae878a167c409e91dea6d1783fc7e30ba Mon Sep 17 00:00:00 2001 From: Jules Laplace Date: Wed, 18 Jul 2012 00:02:21 -0400 Subject: put away back --- static/js/src/vendor/sha1.js | 195 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 195 insertions(+) create mode 100644 static/js/src/vendor/sha1.js (limited to 'static/js/src/vendor/sha1.js') diff --git a/static/js/src/vendor/sha1.js b/static/js/src/vendor/sha1.js new file mode 100644 index 0000000..a6276a7 --- /dev/null +++ b/static/js/src/vendor/sha1.js @@ -0,0 +1,195 @@ + +// sha1.js + +/* SHA1.js (timb: compressed this) + * Version 2.2 Copyright Paul Johnston 2000 - 2009. + * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet + * Distributed under the BSD License + * from http://pajhome.org.uk/crypt/md5/sha1.html + */ +var SHA1 = { +"hexcase": 0, +"b64pad": "", +"hex": function(s) { return SHA1.rstr2hex(SHA1.rstr(SHA1.str2rstr_utf8(s))); }, +"b64": function(s) { return SHA1.rstr2b64(SHA1.rstr(SHA1.str2rstr_utf8(s))); }, +"any": function(s, e) { return SHA1.rstr2any(SHA1.rstr(SHA1.str2rstr_utf8(s)), e); }, +"hex_hmac": function(k, d){ return SHA1.rstr2hex(SHA1.rstr_hmac(SHA1.str2rstr_utf8(k), SHA1.str2rstr_utf8(d))); }, +"b64_hmac": function(k, d){ return SHA1.rstr2b64(SHA1.rstr_hmac(SHA1.str2rstr_utf8(k), SHA1.str2rstr_utf8(d))); }, +"any_hmac": function(k, d, e){ return SHA1.rstr2any(SHA1.rstr_hmac(SHA1.str2rstr_utf8(k), SHA1.str2rstr_utf8(d)), e); }, +"rstr": function(s) { return SHA1.binb2rstr(SHA1.binb(SHA1.rstr2binb(s), s.length * 8)); }, +"rstr_hmac": function(key, data){ + var bkey = SHA1.rstr2binb(key); + if(bkey.length > 16) bkey = SHA1.binb(bkey, key.length * 8); + var ipad = Array(16), opad = Array(16); + for(var i = 0; i < 16; i++){ + ipad[i] = bkey[i] ^ 0x36363636; + opad[i] = bkey[i] ^ 0x5C5C5C5C; + } + var hash = SHA1.binb(ipad.concat(SHA1.rstr2binb(data)), 512 + data.length * 8); + return SHA1.binb2rstr(SHA1.binb(opad.concat(hash), 512 + 160)); +}, +"rstr2hex": function(input){ + try { SHA1.hexcase } catch(e) { SHA1.hexcase=0; } + var hex_tab = SHA1.hexcase ? "0123456789ABCDEF" : "0123456789abcdef"; + var output = ""; + var x; + for(var i = 0; i < input.length; i++){ + x = input.charCodeAt(i); + output += hex_tab.charAt((x >>> 4) & 0x0F) + + hex_tab.charAt( x & 0x0F); + } + return output; +}, +"rstr2b64": function(input){ + try { SHA1.b64pad } catch(e) { SHA1.b64pad=''; } + var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + var output = ""; + var len = input.length; + for(var i = 0; i < len; i += 3){ + var triplet = (input.charCodeAt(i) << 16) + | (i + 1 < len ? input.charCodeAt(i+1) << 8 : 0) + | (i + 2 < len ? input.charCodeAt(i+2) : 0); + for(var j = 0; j < 4; j++){ + if(i * 8 + j * 6 > input.length * 8) output += SHA1.b64pad; + else output += tab.charAt((triplet >>> 6*(3-j)) & 0x3F); + } + } + return output; +}, +"rstr2any": function(input, encoding){ + var divisor = encoding.length; + var remainders = Array(); + var i, q, x, quotient; + var dividend = Array(Math.ceil(input.length / 2)); + for(i = 0; i < dividend.length; i++) + dividend[i] = (input.charCodeAt(i * 2) << 8) | input.charCodeAt(i * 2 + 1); + while(dividend.length > 0){ + quotient = Array(); + x = 0; + for(i = 0; i < dividend.length; i++){ + x = (x << 16) + dividend[i]; + q = Math.floor(x / divisor); + x -= q * divisor; + if(quotient.length > 0 || q > 0) + quotient[quotient.length] = q; + } + remainders[remainders.length] = x; + dividend = quotient; + } + var output = ""; + for(i = remainders.length - 1; i >= 0; i--) + output += encoding.charAt(remainders[i]); + var full_length = Math.ceil(input.length * 8 / + (Math.log(encoding.length) / Math.log(2))) + for(i = output.length; i < full_length; i++) + output = encoding[0] + output; + + return output; +}, +"str2rstr_utf8": function(input){ + var output = ""; + var i = -1; + var x, y; + while(++i < input.length){ + x = input.charCodeAt(i); + y = i + 1 < input.length ? input.charCodeAt(i + 1) : 0; + if(0xD800 <= x && x <= 0xDBFF && 0xDC00 <= y && y <= 0xDFFF){ + x = 0x10000 + ((x & 0x03FF) << 10) + (y & 0x03FF); + i++; + } + if(x <= 0x7F) + output += String.fromCharCode(x); + else if(x <= 0x7FF) + output += String.fromCharCode(0xC0 | ((x >>> 6 ) & 0x1F), + 0x80 | ( x & 0x3F)); + else if(x <= 0xFFFF) + output += String.fromCharCode(0xE0 | ((x >>> 12) & 0x0F), + 0x80 | ((x >>> 6 ) & 0x3F), + 0x80 | ( x & 0x3F)); + else if(x <= 0x1FFFFF) + output += String.fromCharCode(0xF0 | ((x >>> 18) & 0x07), + 0x80 | ((x >>> 12) & 0x3F), + 0x80 | ((x >>> 6 ) & 0x3F), + 0x80 | ( x & 0x3F)); + } + return output; +}, +"str2rstr_utf16le": function(input){ + var output = ""; + for(var i = 0; i < input.length; i++) + output += String.fromCharCode( input.charCodeAt(i) & 0xFF, + (input.charCodeAt(i) >>> 8) & 0xFF); + return output; +}, +"str2rstr_utf16be": function(input){ + var output = ""; + for(var i = 0; i < input.length; i++) + output += String.fromCharCode((input.charCodeAt(i) >>> 8) & 0xFF, + input.charCodeAt(i) & 0xFF); + return output; +}, +"rstr2binb": function(input){ + var output = Array(input.length >> 2); + for(var i = 0; i < output.length; i++) + output[i] = 0; + for(var i = 0; i < input.length * 8; i += 8) + output[i>>5] |= (input.charCodeAt(i / 8) & 0xFF) << (24 - i % 32); + return output; +}, +"binb2rstr": function(input){ + var output = ""; + for(var i = 0; i < input.length * 32; i += 8) + output += String.fromCharCode((input[i>>5] >>> (24 - i % 32)) & 0xFF); + return output; +}, +"binb": function(x, len){ + x[len >> 5] |= 0x80 << (24 - len % 32); + x[((len + 64 >> 9) << 4) + 15] = len; + var w = Array(80); + var a = 1732584193; + var b = -271733879; + var c = -1732584194; + var d = 271733878; + var e = -1009589776; + for(var i = 0; i < x.length; i += 16){ + var olda = a; + var oldb = b; + var oldc = c; + var oldd = d; + var olde = e; + for(var j = 0; j < 80; j++){ + if(j < 16) w[j] = x[i + j]; + else w[j] = SHA1.bit_rol(w[j-3] ^ w[j-8] ^ w[j-14] ^ w[j-16], 1); + var t = SHA1.safe_add(SHA1.safe_add(SHA1.bit_rol(a, 5), SHA1.ft(j, b, c, d)), + SHA1.safe_add(SHA1.safe_add(e, w[j]), SHA1.kt(j))); + e = d; + d = c; + c = SHA1.bit_rol(b, 30); + b = a; + a = t; + } + a = SHA1.safe_add(a, olda); + b = SHA1.safe_add(b, oldb); + c = SHA1.safe_add(c, oldc); + d = SHA1.safe_add(d, oldd); + e = SHA1.safe_add(e, olde); + } + return Array(a, b, c, d, e); +}, +"ft": function(t, b, c, d){ + if(t < 20) return (b & c) | ((~b) & d); + if(t < 40) return b ^ c ^ d; + if(t < 60) return (b & c) | (b & d) | (c & d); + return b ^ c ^ d; +}, +"kt": function(t){ + return (t < 20) ? 1518500249 : (t < 40) ? 1859775393 : + (t < 60) ? -1894007588 : -899497514; +}, +"safe_add": function(x, y){ + var lsw = (x & 0xFFFF) + (y & 0xFFFF); + var msw = (x >> 16) + (y >> 16) + (lsw >> 16); + return (msw << 16) | (lsw & 0xFFFF); +}, +"bit_rol": function(num, cnt) { return (num << cnt) | (num >>> (32 - cnt)) } +} -- cgit v1.2.3-70-g09d2