148 lines
4.1 KiB
C#
148 lines
4.1 KiB
C#
//
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// Mono.Unix/UnixFileInfo.cs
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//
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// Authors:
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// Jonathan Pryor (jonpryor@vt.edu)
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//
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// (C) 2004-2006 Jonathan Pryor
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.IO;
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using System.Text;
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using Mono.Unix;
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namespace Mono.Unix {
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public sealed class UnixFileInfo : UnixFileSystemInfo
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{
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public UnixFileInfo (string path)
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: base (path)
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{
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}
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internal UnixFileInfo (string path, Native.Stat stat)
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: base (path, stat)
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{
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}
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public override string Name {
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get {return UnixPath.GetFileName (FullPath);}
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}
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public string DirectoryName {
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get {return UnixPath.GetDirectoryName (FullPath);}
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}
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public UnixDirectoryInfo Directory {
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get {return new UnixDirectoryInfo (DirectoryName);}
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}
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public override void Delete ()
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{
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int r = Native.Syscall.unlink (FullPath);
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UnixMarshal.ThrowExceptionForLastErrorIf (r);
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base.Refresh ();
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}
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public UnixStream Create ()
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{
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Native.FilePermissions mode = // 0644
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Native.FilePermissions.S_IRUSR | Native.FilePermissions.S_IWUSR |
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Native.FilePermissions.S_IRGRP | Native.FilePermissions.S_IROTH;
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return Create (mode);
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}
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[CLSCompliant (false)]
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public UnixStream Create (Native.FilePermissions mode)
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{
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int fd = Native.Syscall.creat (FullPath, mode);
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if (fd < 0)
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UnixMarshal.ThrowExceptionForLastError ();
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base.Refresh ();
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return new UnixStream (fd);
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}
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public UnixStream Create (FileAccessPermissions mode)
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{
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return Create ((Native.FilePermissions) mode);
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}
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[CLSCompliant (false)]
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public UnixStream Open (Native.OpenFlags flags)
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{
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if ((flags & Native.OpenFlags.O_CREAT) != 0)
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throw new ArgumentException (
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"Cannot specify OpenFlags.O_CREAT without providing " +
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"FilePermissions. Use the Open(OpenFlags, FilePermissions) " +
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"method instead");
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int fd = Native.Syscall.open (FullPath, flags);
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if (fd < 0)
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UnixMarshal.ThrowExceptionForLastError ();
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return new UnixStream (fd);
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}
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[CLSCompliant (false)]
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public UnixStream Open (Native.OpenFlags flags, Native.FilePermissions mode)
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{
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int fd = Native.Syscall.open (FullPath, flags, mode);
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if (fd < 0)
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UnixMarshal.ThrowExceptionForLastError ();
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return new UnixStream (fd);
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}
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public UnixStream Open (FileMode mode)
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{
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Native.OpenFlags flags = Native.NativeConvert.ToOpenFlags (mode, FileAccess.ReadWrite);
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return Open (flags);
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}
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public UnixStream Open (FileMode mode, FileAccess access)
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{
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Native.OpenFlags flags = Native.NativeConvert.ToOpenFlags (mode, access);
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return Open (flags);
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}
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[CLSCompliant (false)]
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public UnixStream Open (FileMode mode, FileAccess access, Native.FilePermissions perms)
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{
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Native.OpenFlags flags = Native.NativeConvert.ToOpenFlags (mode, access);
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int fd = Native.Syscall.open (FullPath, flags, perms);
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if (fd < 0)
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UnixMarshal.ThrowExceptionForLastError ();
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return new UnixStream (fd);
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}
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public UnixStream OpenRead ()
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{
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return Open (FileMode.Open, FileAccess.Read);
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}
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public UnixStream OpenWrite ()
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{
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return Open (FileMode.OpenOrCreate, FileAccess.Write);
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}
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}
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}
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// vim: noexpandtab
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