34 lines
1 KiB
JavaScript
34 lines
1 KiB
JavaScript
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new sjcl.test.TestCase("CBC mode tests", function (cb) {
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((sjcl.beware &&
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sjcl.beware["CBC mode is dangerous because it doesn't protect message integrity."]) ||
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function(){})();
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if (!sjcl.cipher.aes || !sjcl.mode.cbc) {
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this.unimplemented();
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cb && cb();
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return;
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}
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var i, kat = sjcl.test.vector.cbc, tv, iv, ct, aes, len, thiz=this, w=sjcl.bitArray, pt, h=sjcl.codec.hex;
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browserUtil.cpsIterate(function (j, cbb) {
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for (i=100*j; i<kat.length && i<100*(j+1); i++) {
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tv = kat[i];
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len = 32 * tv.key.length;
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aes = new sjcl.cipher.aes(h.toBits(tv.key));
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// Convert from strings
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iv = h.toBits(tv.iv);
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pt = h.toBits(tv.pt);
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ct = h.toBits(tv.ct);
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thiz.require(w.equal(sjcl.mode.cbc.encrypt(aes, pt, iv), ct), "aes-"+len+"-cbc-encrypt #"+i);
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try {
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thiz.require(w.equal(sjcl.mode.cbc.decrypt(aes, ct, iv), pt), "aes-"+len+"-cbc-decrypt #"+i);
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} catch (e) {
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thiz.fail("aes-cbc-decrypt #"+i+" (exn "+e+")");
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}
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}
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cbb();
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}, 0, kat.length / 100, true, cb);
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});
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