summaryrefslogtreecommitdiffstats
path: root/node_modules/browserify-aes/modes/ctr.js
diff options
context:
space:
mode:
authorGravatar Piotr Russ <mail@pruss.it> 2020-11-18 23:26:45 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-18 23:26:45 +0100
commit81ddf9b700bc48a1f8e472209f080f9c1d9a9b09 (patch)
tree8b959d50c5a614cbf9fcb346ed556140374d4b6d /node_modules/browserify-aes/modes/ctr.js
parent1870f3fdf43707a15fda0f609a021f516f45eb63 (diff)
downloadwebsite_creator-81ddf9b700bc48a1f8e472209f080f9c1d9a9b09.tar.gz
website_creator-81ddf9b700bc48a1f8e472209f080f9c1d9a9b09.tar.bz2
website_creator-81ddf9b700bc48a1f8e472209f080f9c1d9a9b09.zip
rm node_modules
Diffstat (limited to 'node_modules/browserify-aes/modes/ctr.js')
-rw-r--r--node_modules/browserify-aes/modes/ctr.js30
1 files changed, 0 insertions, 30 deletions
diff --git a/node_modules/browserify-aes/modes/ctr.js b/node_modules/browserify-aes/modes/ctr.js
deleted file mode 100644
index e68f13c..0000000
--- a/node_modules/browserify-aes/modes/ctr.js
+++ /dev/null
@@ -1,30 +0,0 @@
-var xor = require('buffer-xor')
-var Buffer = require('safe-buffer').Buffer
-var incr32 = require('../incr32')
-
-function getBlock (self) {
- var out = self._cipher.encryptBlockRaw(self._prev)
- incr32(self._prev)
- return out
-}
-
-var blockSize = 16
-exports.encrypt = function (self, chunk) {
- var chunkNum = Math.ceil(chunk.length / blockSize)
- var start = self._cache.length
- self._cache = Buffer.concat([
- self._cache,
- Buffer.allocUnsafe(chunkNum * blockSize)
- ])
- for (var i = 0; i < chunkNum; i++) {
- var out = getBlock(self)
- var offset = start + i * blockSize
- self._cache.writeUInt32BE(out[0], offset + 0)
- self._cache.writeUInt32BE(out[1], offset + 4)
- self._cache.writeUInt32BE(out[2], offset + 8)
- self._cache.writeUInt32BE(out[3], offset + 12)
- }
- var pad = self._cache.slice(0, chunk.length)
- self._cache = self._cache.slice(chunk.length)
- return xor(chunk, pad)
-}