diff options
| author | HumairAK <humair88@hotmail.com> | 2016-07-21 06:24:24 +0000 |
|---|---|---|
| committer | HumairAK <humair88@hotmail.com> | 2016-07-21 06:24:24 +0000 |
| commit | 2549ee68e435b77e7e07d3ea95363268cbfe9164 (patch) | |
| tree | 8f48f6447a4377f1bc15ae7d73dbab3337044720 /node_modules/crc/lib/crc1.js | |
| parent | d694c1a73f77def42c17b58027f046bf9e1af809 (diff) | |
Added other dependencies for authentication, made minor adjustments to index.js, added templating for exams, will remove dependencie modules later, keep for now
Diffstat (limited to 'node_modules/crc/lib/crc1.js')
| -rw-r--r-- | node_modules/crc/lib/crc1.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/node_modules/crc/lib/crc1.js b/node_modules/crc/lib/crc1.js new file mode 100644 index 0000000..23e1625 --- /dev/null +++ b/node_modules/crc/lib/crc1.js @@ -0,0 +1,24 @@ +'use strict'; + +var _buffer = require('buffer'); + +var _define_crc = require('./define_crc'); + +var _define_crc2 = _interopRequireDefault(_define_crc); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +module.exports = (0, _define_crc2.default)('crc1', function (buf, previous) { + if (!_buffer.Buffer.isBuffer(buf)) buf = (0, _buffer.Buffer)(buf); + + var crc = ~ ~previous; + var accum = 0; + + for (var index = 0; index < buf.length; index++) { + var byte = buf[index]; + accum += byte; + } + + crc += accum % 256; + return crc % 256; +});
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