mcs/class/WindowsBase/ZipSharp/IOFunctions.cs

   1 // IOFunctions.cs created with MonoDevelop
   2 // User: alan at 14:43 20/10/2008
   3 //
   4 // To change standard headers go to Edit->Preferences->Coding->Standard Headers
   5 //
   6
   7 using System;
   8 using System.Runtime.InteropServices;
   9
  10 namespace zipsharp
  11 {
  12         // this matches a native 'enum', don't modify
  13         enum Append
  14         {
  15                 Create = 0,
  16                 CreateAfter = 1,
  17                 AddInZip = 2
  18         }
  19
  20         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  21         internal delegate IntPtr OpenFileFunc (IntPtr opaque, string filename, int mode);
  22
  23         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  24         internal delegate /* uLong */ uint ReadFileFunc32 (IntPtr opaque, IntPtr stream, IntPtr buffer, /* uLong */ uint size);
  25
  26         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  27         internal delegate /* uLong */ uint WriteFileFunc32 (IntPtr opaque, IntPtr stream, IntPtr buffer, /* uLong */ uint size);
  28
  29         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  30         internal delegate /* long */ int TellFileFunc32 (IntPtr opaque, IntPtr stream);
  31
  32         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  33         internal delegate /* long */ int SeekFileFunc32 (IntPtr opaque, IntPtr stream, /* uLong */ uint offset, int origin);
  34
  35         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  36         internal delegate /* uLong */ ulong ReadFileFunc64 (IntPtr opaque, IntPtr stream, IntPtr buffer, /* uLong */ ulong size);
  37
  38         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  39         internal delegate /* uLong */ ulong WriteFileFunc64 (IntPtr opaque, IntPtr stream, IntPtr buffer, /* uLong */ ulong size);
  40
  41         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  42         internal delegate /* long */ long TellFileFunc64 (IntPtr opaque, IntPtr stream);
  43
  44         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  45         internal delegate /* long */ long SeekFileFunc64 (IntPtr opaque, IntPtr stream, /* uLong */ ulong offset, int origin);
  46
  47         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  48         internal delegate int CloseFileFunc (IntPtr opaque, IntPtr stream);
  49
  50         [UnmanagedFunctionPointerAttribute (CallingConvention.Cdecl)]
  51         internal delegate int TestErrorFileFunc (IntPtr opaque, IntPtr stream);
  52
  53         [StructLayout (LayoutKind.Sequential)]
  54         internal struct ZlibFileFuncDef32
  55         {
  56                 [MarshalAs (UnmanagedType.FunctionPtr)] public OpenFileFunc      zopen_file;
  57                 [MarshalAs (UnmanagedType.FunctionPtr)] public ReadFileFunc32    zread_file;
  58                 [MarshalAs (UnmanagedType.FunctionPtr)] public WriteFileFunc32   zwrite_file;
  59                 [MarshalAs (UnmanagedType.FunctionPtr)] public TellFileFunc32    ztell_file;
  60                 [MarshalAs (UnmanagedType.FunctionPtr)] public SeekFileFunc32    zseek_file;
  61                 [MarshalAs (UnmanagedType.FunctionPtr)] public CloseFileFunc     zclose_file;
  62                 [MarshalAs (UnmanagedType.FunctionPtr)] public TestErrorFileFunc zerror_file;
  63                 public IntPtr            opaque;
  64         }
  65
  66         [StructLayout (LayoutKind.Sequential)]
  67         internal struct ZlibFileFuncDef64
  68         {
  69                 [MarshalAs (UnmanagedType.FunctionPtr)] public OpenFileFunc      zopen_file;
  70                 [MarshalAs (UnmanagedType.FunctionPtr)] public ReadFileFunc64    zread_file;
  71                 [MarshalAs (UnmanagedType.FunctionPtr)] public WriteFileFunc64   zwrite_file;
  72                 [MarshalAs (UnmanagedType.FunctionPtr)] public TellFileFunc64    ztell_file;
  73                 [MarshalAs (UnmanagedType.FunctionPtr)] public SeekFileFunc64    zseek_file;
  74                 [MarshalAs (UnmanagedType.FunctionPtr)] public CloseFileFunc     zclose_file;
  75                 [MarshalAs (UnmanagedType.FunctionPtr)] public TestErrorFileFunc zerror_file;
  76                 public IntPtr            opaque;
  77         }
  78 }