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author | Florian Dold <florian.dold@gmail.com> | 2019-03-27 21:01:33 +0100 |
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committer | Florian Dold <florian.dold@gmail.com> | 2019-03-27 21:01:33 +0100 |
commit | cc97a4dd2a967e1c2273bd5f4c5f49a5bf2e2585 (patch) | |
tree | 92c5d88706a6ffc654d1b133618d357890e7096b /node_modules/browserify-aes/modes/cfb1.js | |
parent | 3771b4d6b67b34c130f3a9a1a15f42deefdb2eda (diff) |
remove node_modules
Diffstat (limited to 'node_modules/browserify-aes/modes/cfb1.js')
-rw-r--r-- | node_modules/browserify-aes/modes/cfb1.js | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/node_modules/browserify-aes/modes/cfb1.js b/node_modules/browserify-aes/modes/cfb1.js deleted file mode 100644 index 0ed136637..000000000 --- a/node_modules/browserify-aes/modes/cfb1.js +++ /dev/null @@ -1,42 +0,0 @@ -var Buffer = require('safe-buffer').Buffer - -function encryptByte (self, byteParam, decrypt) { - var pad - var i = -1 - var len = 8 - var out = 0 - var bit, value - while (++i < len) { - pad = self._cipher.encryptBlock(self._prev) - bit = (byteParam & (1 << (7 - i))) ? 0x80 : 0 - value = pad[0] ^ bit - out += ((value & 0x80) >> (i % 8)) - self._prev = shiftIn(self._prev, decrypt ? bit : value) - } - return out -} - -function shiftIn (buffer, value) { - var len = buffer.length - var i = -1 - var out = Buffer.allocUnsafe(buffer.length) - buffer = Buffer.concat([buffer, Buffer.from([value])]) - - while (++i < len) { - out[i] = buffer[i] << 1 | buffer[i + 1] >> (7) - } - - return out -} - -exports.encrypt = function (self, chunk, decrypt) { - var len = chunk.length - var out = Buffer.allocUnsafe(len) - var i = -1 - - while (++i < len) { - out[i] = encryptByte(self, chunk[i], decrypt) - } - - return out -} |