1 // 2 // Mono.Unix/UnixPipes.cs 3 // 4 // Authors: 5 // Jonathan Pryor (jonpryor@vt.edu) 6 // 7 // (C) 2004-2005 Jonathan Pryor 8 // 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: 16 // 17 // The above copyright notice and this permission notice shall be 18 // included in all copies or substantial portions of the Software. 19 // 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. 27 // 28 29 using System; 30 using System.IO; 31 using System.Text; 32 using Mono.Unix; 33 34 namespace Mono.Unix { 35 36 public struct UnixPipes 37 : IEquatable <UnixPipes> 38 { UnixPipesMono.Unix.UnixPipes39 public UnixPipes (UnixStream reading, UnixStream writing) 40 { 41 Reading = reading; 42 Writing = writing; 43 } 44 45 public UnixStream Reading; 46 public UnixStream Writing; 47 CreatePipesMono.Unix.UnixPipes48 public static UnixPipes CreatePipes () 49 { 50 int reading, writing; 51 int r = Native.Syscall.pipe (out reading, out writing); 52 UnixMarshal.ThrowExceptionForLastErrorIf (r); 53 return new UnixPipes (new UnixStream (reading), new UnixStream (writing)); 54 } 55 EqualsMono.Unix.UnixPipes56 public override bool Equals (object value) 57 { 58 if ((value == null) || (value.GetType () != GetType ())) 59 return false; 60 UnixPipes other = (UnixPipes) value; 61 return Reading.Handle == other.Reading.Handle && 62 Writing.Handle == other.Writing.Handle; 63 } 64 EqualsMono.Unix.UnixPipes65 public bool Equals (UnixPipes value) 66 { 67 return Reading.Handle == value.Reading.Handle && 68 Writing.Handle == value.Writing.Handle; 69 } 70 GetHashCodeMono.Unix.UnixPipes71 public override int GetHashCode () 72 { 73 return Reading.Handle.GetHashCode () ^ Writing.Handle.GetHashCode (); 74 } 75 operator ==Mono.Unix.UnixPipes76 public static bool operator== (UnixPipes lhs, UnixPipes rhs) 77 { 78 return lhs.Equals (rhs); 79 } 80 operator !=Mono.Unix.UnixPipes81 public static bool operator!= (UnixPipes lhs, UnixPipes rhs) 82 { 83 return !lhs.Equals (rhs); 84 } 85 } 86 } 87 88 // vim: noexpandtab 89