aspnetcore/src/Microsoft.AspNetCore.Razor..../Roslyn/NativeMethods.cs

88 lines
3.1 KiB
C#

// Copyright (c) Microsoft. All Rights Reserved. Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Runtime.InteropServices;
using System.Text;
namespace Microsoft.CodeAnalysis.CommandLine
{
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal struct STARTUPINFO
{
internal Int32 cb;
internal string lpReserved;
internal string lpDesktop;
internal string lpTitle;
internal Int32 dwX;
internal Int32 dwY;
internal Int32 dwXSize;
internal Int32 dwYSize;
internal Int32 dwXCountChars;
internal Int32 dwYCountChars;
internal Int32 dwFillAttribute;
internal Int32 dwFlags;
internal Int16 wShowWindow;
internal Int16 cbReserved2;
internal IntPtr lpReserved2;
internal IntPtr hStdInput;
internal IntPtr hStdOutput;
internal IntPtr hStdError;
}
[StructLayout(LayoutKind.Sequential)]
internal struct PROCESS_INFORMATION
{
public IntPtr hProcess;
public IntPtr hThread;
public int dwProcessId;
public int dwThreadId;
}
/// <summary>
/// Interop methods.
/// </summary>
internal static class NativeMethods
{
#region Constants
internal static readonly IntPtr NullPtr = IntPtr.Zero;
internal static readonly IntPtr InvalidIntPtr = new IntPtr((int)-1);
internal const uint NORMAL_PRIORITY_CLASS = 0x0020;
internal const uint CREATE_NO_WINDOW = 0x08000000;
internal const Int32 STARTF_USESTDHANDLES = 0x00000100;
internal const int ERROR_SUCCESS = 0;
#endregion
//------------------------------------------------------------------------------
// CloseHandle
//------------------------------------------------------------------------------
[DllImport("kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool CloseHandle(IntPtr hObject);
//------------------------------------------------------------------------------
// CreateProcess
//------------------------------------------------------------------------------
[DllImport("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool CreateProcess
(
string lpApplicationName,
[In, Out]StringBuilder lpCommandLine,
IntPtr lpProcessAttributes,
IntPtr lpThreadAttributes,
[In, MarshalAs(UnmanagedType.Bool)]
bool bInheritHandles,
uint dwCreationFlags,
IntPtr lpEnvironment,
string lpCurrentDirectory,
[In] ref STARTUPINFO lpStartupInfo,
out PROCESS_INFORMATION lpProcessInformation
);
[DllImport("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
internal static extern IntPtr GetCommandLine();
}
}