524 lines
24 KiB
C#
524 lines
24 KiB
C#
using Standard;
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#pragma warning disable 1591, 618
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namespace AntdWpf.Microsoft.Windows.Shell.Standard
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{
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using System;
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using System.ComponentModel;
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using System.Diagnostics.CodeAnalysis;
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using System.Globalization;
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using System.Reflection;
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using System.Runtime.InteropServices;
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/// <summary>
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/// Wrapper for common Win32 status codes.
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/// </summary>
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[StructLayout(LayoutKind.Explicit)]
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internal struct Win32Error
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{
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[FieldOffset(0)]
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private readonly int _value;
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// NOTE: These public static field declarations are automatically
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// picked up by (HRESULT's) ToString through reflection.
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/// <summary>The operation completed successfully.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_SUCCESS = new Win32Error(0);
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/// <summary>Incorrect function.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_INVALID_FUNCTION = new Win32Error(1);
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/// <summary>The system cannot find the file specified.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_FILE_NOT_FOUND = new Win32Error(2);
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/// <summary>The system cannot find the path specified.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_PATH_NOT_FOUND = new Win32Error(3);
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/// <summary>The system cannot open the file.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_TOO_MANY_OPEN_FILES = new Win32Error(4);
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/// <summary>Access is denied.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_ACCESS_DENIED = new Win32Error(5);
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/// <summary>The handle is invalid.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_INVALID_HANDLE = new Win32Error(6);
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/// <summary>Not enough storage is available to complete this operation.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_OUTOFMEMORY = new Win32Error(14);
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/// <summary>There are no more files.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_NO_MORE_FILES = new Win32Error(18);
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/// <summary>The process cannot access the file because it is being used by another process.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_SHARING_VIOLATION = new Win32Error(32);
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/// <summary>The parameter is incorrect.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_INVALID_PARAMETER = new Win32Error(87);
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/// <summary>The data area passed to a system call is too small.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_INSUFFICIENT_BUFFER = new Win32Error(122);
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/// <summary>Cannot nest calls to LoadModule.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_NESTING_NOT_ALLOWED = new Win32Error(215);
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/// <summary>Illegal operation attempted on a registry key that has been marked for deletion.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_KEY_DELETED = new Win32Error(1018);
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/// <summary>Element not found.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_NOT_FOUND = new Win32Error(1168);
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/// <summary>There was no match for the specified key in the index.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_NO_MATCH = new Win32Error(1169);
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/// <summary>An invalid device was specified.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_BAD_DEVICE = new Win32Error(1200);
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/// <summary>The operation was canceled by the user.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_CANCELLED = new Win32Error(1223);
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/// <summary>Cannot find window class.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_CANNOT_FIND_WND_CLASS = new Win32Error(1407);
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/// <summary>The window class was already registered.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_CLASS_ALREADY_EXISTS = new Win32Error(1410);
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/// <summary>The specified datatype is invalid.</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly Win32Error ERROR_INVALID_DATATYPE = new Win32Error(1804);
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/// <summary>
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/// Create a new Win32 error.
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/// </summary>
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/// <param name="i">The integer value of the error.</param>
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public Win32Error(int i)
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{
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_value = i;
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}
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/// <summary>Performs HRESULT_FROM_WIN32 conversion.</summary>
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/// <param name="error">The Win32 error being converted to an HRESULT.</param>
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/// <returns>The equivilent HRESULT value.</returns>
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public static explicit operator HRESULT(Win32Error error)
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{
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// #define __HRESULT_FROM_WIN32(x)
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// ((HRESULT)(x) <= 0 ? ((HRESULT)(x)) : ((HRESULT) (((x) & 0x0000FFFF) | (FACILITY_WIN32 << 16) | 0x80000000)))
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if (error._value <= 0)
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{
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return new HRESULT((uint)error._value);
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}
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return HRESULT.Make(true, Facility.Win32, error._value & 0x0000FFFF);
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}
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// Method version of the cast operation
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/// <summary>Performs HRESULT_FROM_WIN32 conversion.</summary>
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/// <returns>The equivilent HRESULT value.</returns>
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public HRESULT ToHRESULT()
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{
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return (HRESULT)this;
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}
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/// <summary>Performs the equivalent of Win32's GetLastError()</summary>
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/// <returns>A Win32Error instance with the result of the native GetLastError</returns>
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public static Win32Error GetLastError()
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{
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return new Win32Error(Marshal.GetLastWin32Error());
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}
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public override bool Equals(object obj)
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{
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try
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{
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return ((Win32Error)obj)._value == _value;
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}
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catch (InvalidCastException)
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{
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return false;
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}
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}
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public override int GetHashCode()
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{
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return _value.GetHashCode();
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}
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/// <summary>
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/// Compare two Win32 error codes for equality.
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/// </summary>
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/// <param name="errLeft">The first error code to compare.</param>
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/// <param name="errRight">The second error code to compare.</param>
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/// <returns>Whether the two error codes are the same.</returns>
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public static bool operator ==(Win32Error errLeft, Win32Error errRight)
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{
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return errLeft._value == errRight._value;
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}
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/// <summary>
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/// Compare two Win32 error codes for inequality.
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/// </summary>
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/// <param name="errLeft">The first error code to compare.</param>
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/// <param name="errRight">The second error code to compare.</param>
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/// <returns>Whether the two error codes are not the same.</returns>
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public static bool operator !=(Win32Error errLeft, Win32Error errRight)
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{
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return !(errLeft == errRight);
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}
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}
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internal enum Facility
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{
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/// <summary>FACILITY_NULL</summary>
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Null = 0,
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/// <summary>FACILITY_RPC</summary>
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Rpc = 1,
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/// <summary>FACILITY_DISPATCH</summary>
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Dispatch = 2,
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/// <summary>FACILITY_STORAGE</summary>
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Storage = 3,
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/// <summary>FACILITY_ITF</summary>
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Itf = 4,
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/// <summary>FACILITY_WIN32</summary>
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Win32 = 7,
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/// <summary>FACILITY_WINDOWS</summary>
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Windows = 8,
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/// <summary>FACILITY_CONTROL</summary>
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Control = 10,
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/// <summary>MSDN doced facility code for ESE errors.</summary>
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Ese = 0xE5E,
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/// <summary>FACILITY_WINCODEC (WIC)</summary>
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WinCodec = 0x898,
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}
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/// <summary>Wrapper for HRESULT status codes.</summary>
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[StructLayout(LayoutKind.Explicit)]
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internal struct HRESULT
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{
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[FieldOffset(0)]
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private readonly uint _value;
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// NOTE: These public static field declarations are automatically
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// picked up by ToString through reflection.
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/// <summary>S_OK</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT S_OK = new HRESULT(0x00000000);
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/// <summary>S_FALSE</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT S_FALSE = new HRESULT(0x00000001);
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/// <summary>E_PENDING</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_PENDING = new HRESULT(0x8000000A);
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/// <summary>E_NOTIMPL</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_NOTIMPL = new HRESULT(0x80004001);
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/// <summary>E_NOINTERFACE</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_NOINTERFACE = new HRESULT(0x80004002);
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/// <summary>E_POINTER</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_POINTER = new HRESULT(0x80004003);
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/// <summary>E_ABORT</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_ABORT = new HRESULT(0x80004004);
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/// <summary>E_FAIL</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_FAIL = new HRESULT(0x80004005);
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/// <summary>E_UNEXPECTED</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_UNEXPECTED = new HRESULT(0x8000FFFF);
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/// <summary>STG_E_INVALIDFUNCTION</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT STG_E_INVALIDFUNCTION = new HRESULT(0x80030001);
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/// <summary>REGDB_E_CLASSNOTREG</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT REGDB_E_CLASSNOTREG = new HRESULT(0x80040154);
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/// <summary>DESTS_E_NO_MATCHING_ASSOC_HANDLER. Win7 internal error code for Jump Lists.</summary>
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/// <remarks>There is no Assoc Handler for the given item registered by the specified application.</remarks>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT DESTS_E_NO_MATCHING_ASSOC_HANDLER = new HRESULT(0x80040F03);
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/// <summary>DESTS_E_NORECDOCS. Win7 internal error code for Jump Lists.</summary>
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/// <remarks>The given item is excluded from the recent docs folder by the NoRecDocs bit on its registration.</remarks>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT DESTS_E_NORECDOCS = new HRESULT(0x80040F04);
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/// <summary>DESTS_E_NOTALLCLEARED. Win7 internal error code for Jump Lists.</summary>
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/// <remarks>Not all of the items were successfully cleared</remarks>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT DESTS_E_NOTALLCLEARED = new HRESULT(0x80040F05);
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/// <summary>E_ACCESSDENIED</summary>
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/// <remarks>Win32Error ERROR_ACCESS_DENIED.</remarks>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_ACCESSDENIED = new HRESULT(0x80070005);
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/// <summary>E_OUTOFMEMORY</summary>
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/// <remarks>Win32Error ERROR_OUTOFMEMORY.</remarks>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_OUTOFMEMORY = new HRESULT(0x8007000E);
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/// <summary>E_INVALIDARG</summary>
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/// <remarks>Win32Error ERROR_INVALID_PARAMETER.</remarks>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT E_INVALIDARG = new HRESULT(0x80070057);
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/// <summary>INTSAFE_E_ARITHMETIC_OVERFLOW</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT INTSAFE_E_ARITHMETIC_OVERFLOW = new HRESULT(0x80070216);
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/// <summary>COR_E_OBJECTDISPOSED</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT COR_E_OBJECTDISPOSED = new HRESULT(0x80131622);
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/// <summary>WC_E_GREATERTHAN</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT WC_E_GREATERTHAN = new HRESULT(0xC00CEE23);
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/// <summary>WC_E_SYNTAX</summary>
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[SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
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public static readonly HRESULT WC_E_SYNTAX = new HRESULT(0xC00CEE2D);
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/// <summary>
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/// Create an HRESULT from an integer value.
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/// </summary>
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/// <param name="i"></param>
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public HRESULT(uint i)
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{
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_value = i;
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}
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public HRESULT(int i)
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{
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_value = unchecked((uint)i);
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}
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/// <summary>
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/// Convert an HRESULT to an int. Used for COM interface declarations out of our control.
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/// </summary>
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public static explicit operator int(HRESULT hr)
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{
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unchecked
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{
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return (int)hr._value;
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}
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}
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public static HRESULT Make(bool severe, Facility facility, int code)
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{
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//#define MAKE_HRESULT(sev,fac,code) \
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// ((HRESULT) (((unsigned long)(sev)<<31) | ((unsigned long)(fac)<<16) | ((unsigned long)(code))) )
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// Severity has 1 bit reserved.
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// bitness is enforced by the boolean parameter.
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// Facility has 11 bits reserved (different than SCODES, which have 4 bits reserved)
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// MSDN documentation incorrectly uses 12 bits for the ESE facility (e5e), so go ahead and let that one slide.
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// And WIC also ignores it the documented size...
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Assert.Implies((int)facility != (int)((int)facility & 0x1FF), facility == Facility.Ese || facility == Facility.WinCodec);
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// Code has 4 bits reserved.
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Assert.AreEqual(code, code & 0xFFFF);
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return new HRESULT((uint)((severe ? (1 << 31) : 0) | ((int)facility << 16) | code));
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}
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/// <summary>
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/// retrieve HRESULT_FACILITY
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/// </summary>
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public Facility Facility
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{
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get
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{
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return GetFacility((int)_value);
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}
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}
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public static Facility GetFacility(int errorCode)
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{
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// #define HRESULT_FACILITY(hr) (((hr) >> 16) & 0x1fff)
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return (Facility)((errorCode >> 16) & 0x1fff);
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}
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/// <summary>
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/// retrieve HRESULT_CODE
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/// </summary>
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public int Code
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{
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get
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{
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return GetCode((int)_value);
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}
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}
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public static int GetCode(int error)
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{
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// #define HRESULT_CODE(hr) ((hr) & 0xFFFF)
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return (int)(error & 0xFFFF);
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}
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#region Object class override members
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/// <summary>
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/// Get a string representation of this HRESULT.
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/// </summary>
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/// <returns></returns>
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public override string ToString()
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{
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// Use reflection to try to name this HRESULT.
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// This is expensive, but if someone's ever printing HRESULT strings then
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// I think it's a fair guess that they're not in a performance critical area
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// (e.g. printing exception strings).
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// This is less error prone than trying to keep the list in the function.
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// To properly add an HRESULT's name to the ToString table, just add the HRESULT
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// like all the others above.
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//
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// CONSIDER: This data is static. It could be cached
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// after first usage for fast lookup since the keys are unique.
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//
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foreach (FieldInfo publicStaticField in typeof(HRESULT).GetFields(BindingFlags.Static | BindingFlags.Public))
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{
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if (publicStaticField.FieldType == typeof(HRESULT))
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{
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var hr = (HRESULT)publicStaticField.GetValue(null);
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if (hr == this)
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{
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return publicStaticField.Name;
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}
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}
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}
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// Try Win32 error codes also
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if (Facility == Facility.Win32)
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{
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foreach (FieldInfo publicStaticField in typeof(Win32Error).GetFields(BindingFlags.Static | BindingFlags.Public))
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{
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if (publicStaticField.FieldType == typeof(Win32Error))
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{
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var error = (Win32Error)publicStaticField.GetValue(null);
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if ((HRESULT)error == this)
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{
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return "HRESULT_FROM_WIN32(" + publicStaticField.Name + ")";
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}
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}
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}
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}
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// If there's no good name for this HRESULT,
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// return the string as readable hex (0x########) format.
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return string.Format(CultureInfo.InvariantCulture, "0x{0:X8}", _value);
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}
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public override bool Equals(object obj)
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{
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try
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{
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return ((HRESULT)obj)._value == _value;
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}
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catch (InvalidCastException)
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{
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return false;
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}
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}
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public override int GetHashCode()
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{
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return _value.GetHashCode();
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}
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#endregion
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public static bool operator ==(HRESULT hrLeft, HRESULT hrRight)
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{
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return hrLeft._value == hrRight._value;
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}
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public static bool operator !=(HRESULT hrLeft, HRESULT hrRight)
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{
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return !(hrLeft == hrRight);
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}
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public bool Succeeded
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{
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get { return (int)_value >= 0; }
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}
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public bool Failed
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{
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get { return (int)_value < 0; }
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}
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public void ThrowIfFailed()
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{
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ThrowIfFailed(null);
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}
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[
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SuppressMessage(
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"Microsoft.Usage",
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"CA2201:DoNotRaiseReservedExceptionTypes",
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Justification="Only recreating Exceptions that were already raised."),
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SuppressMessage(
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"Microsoft.Security",
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|
"CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands")
|
|
]
|
|
public void ThrowIfFailed(string message)
|
|
{
|
|
if (Failed)
|
|
{
|
|
if (string.IsNullOrEmpty(message))
|
|
{
|
|
message = ToString();
|
|
}
|
|
#if DEBUG
|
|
else
|
|
{
|
|
message += " (" + ToString() + ")";
|
|
}
|
|
#endif
|
|
// Wow. Reflection in a throw call. Later on this may turn out to have been a bad idea.
|
|
// If you're throwing an exception I assume it's OK for me to take some time to give it back.
|
|
// I want to convert the HRESULT to a more appropriate exception type than COMException.
|
|
// Marshal.ThrowExceptionForHR does this for me, but the general call uses GetErrorInfo
|
|
// if it's set, and then ignores the HRESULT that I've provided. This makes it so this
|
|
// call works the first time but you get burned on the second. To avoid this, I use
|
|
// the overload that explicitly ignores the IErrorInfo.
|
|
// In addition, the function doesn't allow me to set the Message unless I go through
|
|
// the process of implementing an IErrorInfo and then use that. There's no stock
|
|
// implementations of IErrorInfo available and I don't think it's worth the maintenance
|
|
// overhead of doing it, nor would it have significant value over this approach.
|
|
Exception e = Marshal.GetExceptionForHR((int)_value, new IntPtr(-1));
|
|
Assert.IsNotNull(e);
|
|
// ArgumentNullException doesn't have the right constructor parameters,
|
|
// (nor does Win32Exception...)
|
|
// but E_POINTER gets mapped to NullReferenceException,
|
|
// so I don't think it will ever matter.
|
|
Assert.IsFalse(e is ArgumentNullException);
|
|
|
|
// If we're not getting anything better than a COMException from Marshal,
|
|
// then at least check the facility and attempt to do better ourselves.
|
|
if (e.GetType() == typeof(COMException))
|
|
{
|
|
switch (Facility)
|
|
{
|
|
case Facility.Win32:
|
|
e = new Win32Exception(Code, message);
|
|
break;
|
|
default:
|
|
e = new COMException(message, (int)_value);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ConstructorInfo cons = e.GetType().GetConstructor(new[] { typeof(string) });
|
|
if (null != cons)
|
|
{
|
|
e = cons.Invoke(new object[] { message }) as Exception;
|
|
Assert.IsNotNull(e);
|
|
}
|
|
}
|
|
throw e;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Convert the result of Win32 GetLastError() into a raised exception.
|
|
/// </summary>
|
|
public static void ThrowLastError()
|
|
{
|
|
((HRESULT)Win32Error.GetLastError()).ThrowIfFailed();
|
|
// Only expecting to call this when we're expecting a failed GetLastError()
|
|
Assert.Fail();
|
|
}
|
|
}
|
|
} |