5 // Ben Maurer (bmaurer@ximian.com)
7 // Copyright (C) 2004 Novell
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 public struct ArraySegment <T> {
35 public ArraySegment (T [] array, int offset, int count)
38 throw new ArgumentNullException ("array");
41 throw new ArgumentOutOfRangeException ("offset", "Non-negative number required.");
44 throw new ArgumentOutOfRangeException ("count", "Non-negative number required.");
46 if (offset > array.Length)
47 throw new ArgumentException ("out of bounds");
49 // now offset is valid, or just beyond the end.
50 // Check count -- do it this way to avoid overflow on 'offset + count'
51 if (array.Length - offset < count)
52 throw new ArgumentException ("out of bounds", "offset");
59 public ArraySegment (T [] array)
62 throw new ArgumentNullException ("array");
66 this.count = array.Length;
74 get { return offset; }