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Quinn Slack
2011-04-20 22:29:14 -07:00
parent 0fbd276776
commit 86fe235744
10 changed files with 11 additions and 644 deletions
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5
core/ocb2.js
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@@ -50,8 +50,7 @@ sjcl.mode.ocb2 = {
/* Encrypt a non-final block */
bi = plaintext.slice(i,i+4);
checksum = xor(checksum, bi);
bi = xor(delta,prp.encrypt(xor(delta, bi)));
output.splice(i,0,bi[0],bi[1],bi[2],bi[3]);
output = output.concat(xor(delta,prp.encrypt(xor(delta, bi))));
delta = times2(delta);
}
@@ -106,7 +105,7 @@ sjcl.mode.ocb2 = {
/* Decrypt a non-final block */
bi = xor(delta, prp.decrypt(xor(delta, ciphertext.slice(i,i+4))));
checksum = xor(checksum, bi);
output.splice(i,0,bi[0],bi[1],bi[2],bi[3]);
output = output.concat(bi);
delta = times2(delta);
}