From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001 From: ruki Date: Thu, 8 Nov 2018 00:38:48 +0800 Subject: switch to vuepress --- node_modules/browserify-aes/modes/cfb8.js | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 node_modules/browserify-aes/modes/cfb8.js (limited to 'node_modules/browserify-aes/modes/cfb8.js') diff --git a/node_modules/browserify-aes/modes/cfb8.js b/node_modules/browserify-aes/modes/cfb8.js new file mode 100644 index 00000000..c0708f95 --- /dev/null +++ b/node_modules/browserify-aes/modes/cfb8.js @@ -0,0 +1,25 @@ +var Buffer = require('safe-buffer').Buffer + +function encryptByte (self, byteParam, decrypt) { + var pad = self._cipher.encryptBlock(self._prev) + var out = pad[0] ^ byteParam + + self._prev = Buffer.concat([ + self._prev.slice(1), + Buffer.from([decrypt ? byteParam : out]) + ]) + + 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 +} -- cgit v1.2.3