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| author | Mario Vavti <mario@mariovavti.com> | 2020-08-22 22:14:29 +0200 |
|---|---|---|
| committer | Mario Vavti <mario@mariovavti.com> | 2020-08-22 22:14:29 +0200 |
| commit | 4e0fc81e5dfaad3c3ed47a02df4589f5b25a88be (patch) | |
| tree | eb8d2ffd4840b2cfa50499ac522c3cd276eb8b04 /library/cryptojs/components/rc4.js | |
| parent | 3b865d432ff24532b4a5e6917e23fc42b0d7fcaf (diff) | |
| download | volse-hubzilla-4e0fc81e5dfaad3c3ed47a02df4589f5b25a88be.tar.gz volse-hubzilla-4e0fc81e5dfaad3c3ed47a02df4589f5b25a88be.tar.bz2 volse-hubzilla-4e0fc81e5dfaad3c3ed47a02df4589f5b25a88be.zip | |
move cryptojs to addon
Diffstat (limited to 'library/cryptojs/components/rc4.js')
| -rw-r--r-- | library/cryptojs/components/rc4.js | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/library/cryptojs/components/rc4.js b/library/cryptojs/components/rc4.js deleted file mode 100644 index 69ccb1375..000000000 --- a/library/cryptojs/components/rc4.js +++ /dev/null @@ -1,125 +0,0 @@ -/* -CryptoJS v3.1.2 -code.google.com/p/crypto-js -(c) 2009-2013 by Jeff Mott. All rights reserved. -code.google.com/p/crypto-js/wiki/License -*/ -(function () {
- // Shortcuts
- var C = CryptoJS;
- var C_lib = C.lib;
- var StreamCipher = C_lib.StreamCipher;
- var C_algo = C.algo;
-
- /**
- * RC4 stream cipher algorithm.
- */
- var RC4 = C_algo.RC4 = StreamCipher.extend({
- _doReset: function () {
- // Shortcuts
- var key = this._key;
- var keyWords = key.words;
- var keySigBytes = key.sigBytes;
-
- // Init sbox
- var S = this._S = [];
- for (var i = 0; i < 256; i++) {
- S[i] = i;
- }
-
- // Key setup
- for (var i = 0, j = 0; i < 256; i++) {
- var keyByteIndex = i % keySigBytes;
- var keyByte = (keyWords[keyByteIndex >>> 2] >>> (24 - (keyByteIndex % 4) * 8)) & 0xff;
-
- j = (j + S[i] + keyByte) % 256;
-
- // Swap
- var t = S[i];
- S[i] = S[j];
- S[j] = t;
- }
-
- // Counters
- this._i = this._j = 0;
- },
-
- _doProcessBlock: function (M, offset) {
- M[offset] ^= generateKeystreamWord.call(this);
- },
-
- keySize: 256/32,
-
- ivSize: 0
- });
-
- function generateKeystreamWord() {
- // Shortcuts
- var S = this._S;
- var i = this._i;
- var j = this._j;
-
- // Generate keystream word
- var keystreamWord = 0;
- for (var n = 0; n < 4; n++) {
- i = (i + 1) % 256;
- j = (j + S[i]) % 256;
-
- // Swap
- var t = S[i];
- S[i] = S[j];
- S[j] = t;
-
- keystreamWord |= S[(S[i] + S[j]) % 256] << (24 - n * 8);
- }
-
- // Update counters
- this._i = i;
- this._j = j;
-
- return keystreamWord;
- }
-
- /**
- * Shortcut functions to the cipher's object interface.
- *
- * @example
- *
- * var ciphertext = CryptoJS.RC4.encrypt(message, key, cfg);
- * var plaintext = CryptoJS.RC4.decrypt(ciphertext, key, cfg);
- */
- C.RC4 = StreamCipher._createHelper(RC4);
-
- /**
- * Modified RC4 stream cipher algorithm.
- */
- var RC4Drop = C_algo.RC4Drop = RC4.extend({
- /**
- * Configuration options.
- *
- * @property {number} drop The number of keystream words to drop. Default 192
- */
- cfg: RC4.cfg.extend({
- drop: 192
- }),
-
- _doReset: function () {
- RC4._doReset.call(this);
-
- // Drop
- for (var i = this.cfg.drop; i > 0; i--) {
- generateKeystreamWord.call(this);
- }
- }
- });
-
- /**
- * Shortcut functions to the cipher's object interface.
- *
- * @example
- *
- * var ciphertext = CryptoJS.RC4Drop.encrypt(message, key, cfg);
- * var plaintext = CryptoJS.RC4Drop.decrypt(ciphertext, key, cfg);
- */
- C.RC4Drop = StreamCipher._createHelper(RC4Drop);
-}());
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