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path: root/node_modules/crc/lib/crc16_xmodem.js
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Diffstat (limited to 'node_modules/crc/lib/crc16_xmodem.js')
-rw-r--r--node_modules/crc/lib/crc16_xmodem.js31
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