-//\r
-// System.IO.MonoIO.cs: static interface to native filesystem.\r
-//\r
-// Author:\r
-// Dan Lewis (dihlewis@yahoo.co.uk)\r
-//\r
-// (C) 2002\r
-//\r
-\r
-using System;\r
-using System.Runtime.CompilerServices;\r
-\r
-namespace System.IO\r
-{\r
- internal sealed class MonoIO {\r
- public static readonly FileAttributes\r
- InvalidFileAttributes = (FileAttributes)(-1);\r
-\r
- public static readonly IntPtr\r
- InvalidHandle = (IntPtr)(-1);\r
-\r
- // error methods\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static MonoIOError GetLastError ();\r
-\r
- public static Exception GetException ()\r
- {\r
- return GetException (String.Empty);\r
- }\r
-\r
- public static Exception GetException (string path)\r
- {\r
- MonoIOError error = GetLastError ();\r
- string message;\r
-\r
- switch (error) {\r
- // FIXME: add more exception mappings here\r
- case MonoIOError.ERROR_FILE_NOT_FOUND:\r
- message = String.Format ("Could not find file \"{0}\"", path);\r
- return new FileNotFoundException (message);\r
-\r
- case MonoIOError.ERROR_PATH_NOT_FOUND:\r
- message = String.Format ("Could not find a part of the path \"{0}\"", path);\r
- return new DirectoryNotFoundException (message);\r
-\r
- case MonoIOError.ERROR_ACCESS_DENIED:\r
- message = String.Format ("Access to the path \"{0}\" is denied.", path);\r
- return new UnauthorizedAccessException (message);\r
-\r
- default:\r
- message = String.Format ("Win32 IO returned {0}", error);\r
- return new IOException (message);\r
- }\r
- }\r
-\r
- // directory methods\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool CreateDirectory (string path);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool RemoveDirectory (string path);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static IntPtr FindFirstFile (string path, out MonoIOStat stat);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool FindNextFile (IntPtr find, out MonoIOStat stat);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool FindClose (IntPtr find);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static string GetCurrentDirectory ();\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool SetCurrentDirectory (string path);\r
-\r
- // file methods\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool MoveFile (string path, string dest);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool CopyFile (string path, string dest, bool overwrite);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool DeleteFile (string path);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static FileAttributes GetFileAttributes (string path);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool SetFileAttributes (string path, FileAttributes attrs);\r
-\r
- public static bool Exists (string path)\r
- {\r
- FileAttributes attrs = GetFileAttributes (path);\r
- if (attrs == InvalidFileAttributes)\r
- return false;\r
-\r
- return true;\r
- }\r
-\r
- public static bool ExistsFile (string path)\r
- {\r
- FileAttributes attrs = GetFileAttributes (path);\r
- if (attrs == InvalidFileAttributes)\r
- return false;\r
-\r
- if ((attrs & FileAttributes.Directory) != 0)\r
- return false;\r
-\r
- return true;\r
- }\r
-\r
- public static bool ExistsDirectory (string path)\r
- {\r
- FileAttributes attrs = GetFileAttributes (path);\r
- if (attrs == InvalidFileAttributes)\r
- return false;\r
-\r
- if ((attrs & FileAttributes.Directory) == 0)\r
- return false;\r
-\r
- return true;\r
- }\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool GetFileStat (string path, out MonoIOStat stat);\r
-\r
- // handle methods\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static IntPtr Open (string filename, FileMode mode, FileAccess access, FileShare share);\r
- \r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool Close (IntPtr handle);\r
- \r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static int Read (IntPtr handle, byte [] dest, int dest_offset, int count);\r
- \r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static int Write (IntPtr handle, byte [] src, int src_offset, int count);\r
- \r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static long Seek (IntPtr handle, long offset, SeekOrigin origin);\r
- \r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool Flush (IntPtr handle);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static long GetLength (IntPtr handle);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool SetLength (IntPtr handle, long length);\r
-\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- public extern static bool SetFileTime (IntPtr handle, long creation_time, long last_access_time, long last_write_time);\r
-\r
- public static bool SetFileTime (string path, long creation_time, long last_access_time, long last_write_time)\r
- {\r
- IntPtr handle;\r
- bool result;\r
-\r
- handle = Open (path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);\r
- if (handle == IntPtr.Zero)\r
- return false;\r
-\r
- result = SetFileTime (handle, creation_time, last_access_time, last_write_time);\r
- Close (handle);\r
- \r
- return result;\r
- }\r
-\r
- // console handles\r
-\r
- public extern static IntPtr ConsoleOutput {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- public extern static IntPtr ConsoleInput {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- public extern static IntPtr ConsoleError {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- // path characters\r
-\r
- public extern static char VolumeSeparatorChar {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- public extern static char DirectorySeparatorChar {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- public extern static char AltDirectorySeparatorChar {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- public extern static char PathSeparator {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
-\r
- public extern static char [] InvalidPathChars {\r
- [MethodImplAttribute (MethodImplOptions.InternalCall)]\r
- get;\r
- }\r
- }\r
-}\r
+// System.IO.MonoIO.cs: static interface to native filesystem.
+//
+// Author:
+// Dan Lewis (dihlewis@yahoo.co.uk)
+// Dick Porter (dick@ximian.com)
+//
+// (C) 2002
+//
+
+//
+// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
+//
+// 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.
+//
+
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Threading;
+
+namespace System.IO
+{
+ unsafe internal sealed class MonoIO {
+ public static readonly FileAttributes
+ InvalidFileAttributes = (FileAttributes)(-1);
+
+ public static readonly IntPtr
+ InvalidHandle = (IntPtr)(-1L);
+
+ // error methods
+ public static Exception GetException (MonoIOError error)
+ {
+ return GetException (String.Empty, error);
+ }
+
+ public static Exception GetException (string path,
+ MonoIOError error)
+ {
+ string message;
+
+ switch (error) {
+ // FIXME: add more exception mappings here
+ case MonoIOError.ERROR_FILE_NOT_FOUND:
+ message = String.Format ("Could not find file \"{0}\"", path);
+ return new FileNotFoundException (message,
+ path);
+
+ case MonoIOError.ERROR_TOO_MANY_OPEN_FILES:
+ return new IOException ("Too many open files", unchecked((int)0x80070000) | (int)error);
+
+ case MonoIOError.ERROR_PATH_NOT_FOUND:
+ message = String.Format ("Could not find a part of the path \"{0}\"", path);
+ return new DirectoryNotFoundException (message);
+
+ case MonoIOError.ERROR_ACCESS_DENIED:
+ message = String.Format ("Access to the path \"{0}\" is denied.", path);
+ return new UnauthorizedAccessException (message);
+
+ case MonoIOError.ERROR_INVALID_HANDLE:
+ message = String.Format ("Invalid handle to path \"{0}\"", path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+ case MonoIOError.ERROR_INVALID_DRIVE:
+ message = String.Format ("Could not find the drive '{0}'. The drive might not be ready or might not be mapped.", path);
+#if NET_2_0
+ return new DriveNotFoundException (message);
+#else
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+#endif
+ case MonoIOError.ERROR_FILE_EXISTS:
+ message = String.Format ("Could not create file \"{0}\". File already exists.", path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+
+ case MonoIOError.ERROR_FILENAME_EXCED_RANGE:
+ message = String.Format ("Path is too long. Path: {0}", path);
+ return new PathTooLongException (message);
+
+ case MonoIOError.ERROR_INVALID_PARAMETER:
+ message = String.Format ("Invalid parameter");
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+
+ case MonoIOError.ERROR_WRITE_FAULT:
+ message = String.Format ("Write fault on path {0}", path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+
+ case MonoIOError.ERROR_SHARING_VIOLATION:
+ message = String.Format ("Sharing violation on path {0}", path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+
+ case MonoIOError.ERROR_LOCK_VIOLATION:
+ message = String.Format ("Lock violation on path {0}", path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+
+ case MonoIOError.ERROR_DIR_NOT_EMPTY:
+ message = String.Format ("Directory {0} is not empty", path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+
+ default:
+ message = String.Format ("Win32 IO returned {0}. Path: {1}", error, path);
+ return new IOException (message, unchecked((int)0x80070000) | (int)error);
+ }
+ }
+
+ // directory methods
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool CreateDirectory (string path, out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool RemoveDirectory (string path, out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static string [] GetFileSystemEntries (string path, string pattern, int attrs, int mask, out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static string GetCurrentDirectory (out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool SetCurrentDirectory (string path, out MonoIOError error);
+
+ // file methods
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool MoveFile (string path, string dest,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool CopyFile (string path, string dest,
+ bool overwrite,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool DeleteFile (string path,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static FileAttributes GetFileAttributes (string path, out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool SetFileAttributes (string path, FileAttributes attrs, out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static MonoFileType GetFileType (IntPtr handle, out MonoIOError error);
+
+ public static bool Exists (string path, out MonoIOError error)
+ {
+ FileAttributes attrs = GetFileAttributes (path,
+ out error);
+ if (attrs == InvalidFileAttributes)
+ return false;
+
+ return true;
+ }
+
+ public static bool ExistsFile (string path,
+ out MonoIOError error)
+ {
+ FileAttributes attrs = GetFileAttributes (path,
+ out error);
+ if (attrs == InvalidFileAttributes)
+ return false;
+
+ if ((attrs & FileAttributes.Directory) != 0)
+ return false;
+
+ return true;
+ }
+
+ public static bool ExistsDirectory (string path,
+ out MonoIOError error)
+ {
+ FileAttributes attrs = GetFileAttributes (path,
+ out error);
+
+ // Actually, we are looking for a directory, not a file
+ if (error == MonoIOError.ERROR_FILE_NOT_FOUND)
+ error = MonoIOError.ERROR_PATH_NOT_FOUND;
+
+ if (attrs == InvalidFileAttributes)
+ return false;
+
+ if ((attrs & FileAttributes.Directory) == 0)
+ return false;
+
+ return true;
+ }
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool GetFileStat (string path,
+ out MonoIOStat stat,
+ out MonoIOError error);
+
+ // handle methods
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static IntPtr Open (string filename,
+ FileMode mode,
+ FileAccess access,
+ FileShare share,
+ bool async,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool Close (IntPtr handle,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static int Read (IntPtr handle, byte [] dest,
+ int dest_offset, int count,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static int Write (IntPtr handle, [In] byte [] src,
+ int src_offset, int count,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static long Seek (IntPtr handle, long offset,
+ SeekOrigin origin,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool Flush (IntPtr handle,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static long GetLength (IntPtr handle,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool SetLength (IntPtr handle,
+ long length,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool SetFileTime (IntPtr handle,
+ long creation_time,
+ long last_access_time,
+ long last_write_time,
+ out MonoIOError error);
+
+ public static bool SetFileTime (string path,
+ long creation_time,
+ long last_access_time,
+ long last_write_time,
+ out MonoIOError error)
+ {
+ return SetFileTime (path,
+ 0,
+ creation_time,
+ last_access_time,
+ last_write_time,
+ DateTime.MinValue,
+ out error);
+ }
+
+ public static bool SetCreationTime (string path,
+ DateTime dateTime,
+ out MonoIOError error)
+ {
+ return SetFileTime (path, 1, -1, -1, -1, dateTime, out error);
+ }
+
+ public static bool SetLastAccessTime (string path,
+ DateTime dateTime,
+ out MonoIOError error)
+ {
+ return SetFileTime (path, 2, -1, -1, -1, dateTime, out error);
+ }
+
+ public static bool SetLastWriteTime (string path,
+ DateTime dateTime,
+ out MonoIOError error)
+ {
+ return SetFileTime (path, 3, -1, -1, -1, dateTime, out error);
+ }
+
+ public static bool SetFileTime (string path,
+ int type,
+ long creation_time,
+ long last_access_time,
+ long last_write_time,
+ DateTime dateTime,
+ out MonoIOError error)
+ {
+ IntPtr handle;
+ bool result;
+
+ handle = Open (path, FileMode.Open,
+ FileAccess.ReadWrite,
+ FileShare.ReadWrite, false, out error);
+ if (handle == MonoIO.InvalidHandle)
+ return false;
+
+ switch (type) {
+ case 1:
+ creation_time = dateTime.ToFileTime ();
+ break;
+ case 2:
+ last_access_time = dateTime.ToFileTime ();
+ break;
+ case 3:
+ last_write_time = dateTime.ToFileTime ();
+ break;
+ }
+
+ result = SetFileTime (handle, creation_time,
+ last_access_time,
+ last_write_time, out error);
+
+ MonoIOError ignore_error;
+ Close (handle, out ignore_error);
+
+ return result;
+ }
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static void Lock (IntPtr handle,
+ long position, long length,
+ out MonoIOError error);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static void Unlock (IntPtr handle,
+ long position, long length,
+ out MonoIOError error);
+
+ // console handles
+
+ public extern static IntPtr ConsoleOutput {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ public extern static IntPtr ConsoleInput {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ public extern static IntPtr ConsoleError {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ // pipe handles
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static bool CreatePipe (out IntPtr read_handle, out IntPtr write_handle);
+
+ // path characters
+
+ public extern static char VolumeSeparatorChar {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ public extern static char DirectorySeparatorChar {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ public extern static char AltDirectorySeparatorChar {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ public extern static char PathSeparator {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ get;
+ }
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern static int GetTempPath(out string path);
+ }
+}
+