if (!Buffer.isBuffer(buffer))
throw new TypeError('First argument must be a buffer object.');
+ offset = offset | 0;
+ if (offset < 0)
+ throw new RangeError('Offset should be >= 0');
+
if (offset >= buffer.length)
- throw new Error('Offset into buffer too large');
+ throw new RangeError('Offset into buffer too large');
+
+ // Sending a zero-length datagram is kind of pointless but it _is_
+ // allowed, hence check that length >= 0 rather than > 0.
+ length = length | 0;
+ if (length < 0)
+ throw new RangeError('Length should be >= 0');
if (offset + length > buffer.length)
- throw new Error('Offset + length beyond buffer length');
+ throw new RangeError('Offset + length beyond buffer length');
+
+ port = port | 0;
+ if (port <= 0 || port > 65535)
+ throw new RangeError('Port should be > 0 and < 65536');
callback = callback || noop;
--- /dev/null
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+var common = require('../common');
+var assert = require('assert');
+var dgram = require('dgram');
+
+var buf = Buffer('test');
+var host = '127.0.0.1';
+var sock = dgram.createSocket('udp4');
+
+assert.throws(function() {
+ sock.send();
+}, TypeError); // First argument should be a buffer.
+
+assert.throws(function() { sock.send(buf, -1, 1, 1, host); }, RangeError);
+assert.throws(function() { sock.send(buf, 1, -1, 1, host); }, RangeError);
+assert.throws(function() { sock.send(buf, 1, 1, -1, host); }, RangeError);
+assert.throws(function() { sock.send(buf, 5, 1, 1, host); }, RangeError);
+assert.throws(function() { sock.send(buf, 1, 5, 1, host); }, RangeError);
+assert.throws(function() { sock.send(buf, 1, 1, 0, host); }, RangeError);
+assert.throws(function() { sock.send(buf, 1, 1, 65536, host); }, RangeError);