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9 lines
750 B
JavaScript
9 lines
750 B
JavaScript
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/*
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CryptoJS v3.1
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code.google.com/p/crypto-js
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(c) 2009-2013 by Jeff Mott. All rights reserved.
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code.google.com/p/crypto-js/wiki/License
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*/
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(function(){var b=CryptoJS,a=b.lib,d=a.Base,m=a.WordArray,a=b.algo,q=a.HMAC,l=a.PBKDF2=d.extend({cfg:d.extend({keySize:4,hasher:a.SHA1,iterations:1}),init:function(a){this.cfg=this.cfg.extend(a)},compute:function(a,b){for(var c=this.cfg,f=q.create(c.hasher,a),g=m.create(),d=m.create([1]),l=g.words,r=d.words,n=c.keySize,c=c.iterations;l.length<n;){var h=f.update(b).finalize(d);f.reset();for(var j=h.words,s=j.length,k=h,p=1;p<c;p++){k=f.finalize(k);f.reset();for(var t=k.words,e=0;e<s;e++)j[e]^=t[e]}g.concat(h);
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r[0]++}g.sigBytes=4*n;return g}});b.PBKDF2=function(a,b,c){return l.create(c).compute(a,b)}})();
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