diff options
Diffstat (limited to 'node_modules/crc/lib/crc16_xmodem.js')
| -rw-r--r-- | node_modules/crc/lib/crc16_xmodem.js | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/node_modules/crc/lib/crc16_xmodem.js b/node_modules/crc/lib/crc16_xmodem.js deleted file mode 100644 index 2bc58a6..0000000 --- a/node_modules/crc/lib/crc16_xmodem.js +++ /dev/null @@ -1,31 +0,0 @@ -'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)('xmodem', function (buf, previous) { - if (!_buffer.Buffer.isBuffer(buf)) buf = (0, _buffer.Buffer)(buf); - - var crc = typeof previous !== 'undefined' ? ~ ~previous : 0x0; - - for (var index = 0; index < buf.length; index++) { - var byte = buf[index]; - var code = crc >>> 8 & 0xFF; - - code ^= byte & 0xFF; - code ^= code >>> 4; - crc = crc << 8 & 0xFFFF; - crc ^= code; - code = code << 5 & 0xFFFF; - crc ^= code; - code = code << 7 & 0xFFFF; - crc ^= code; - } - - return crc; -});
\ No newline at end of file |
