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@ -7,66 +7,98 @@ using Microsoft.Win32.SafeHandles; |
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namespace Ipa.Injector.Windows |
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{ |
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// https://stackoverflow.com/a/48864902/3117125
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static class WinConsole |
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{ |
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static public void Initialize(bool alwaysCreateNewConsole = true) |
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{ |
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bool consoleAttached = true; |
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if (alwaysCreateNewConsole |
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|| (AttachConsole(ATTACH_PARRENT) == 0 |
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&& Marshal.GetLastWin32Error() != ERROR_ACCESS_DENIED)) |
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{ |
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consoleAttached = AllocConsole() != 0; |
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} |
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class GuiConsole |
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{ |
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public static void CreateConsole() |
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{ |
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if (hasConsole) |
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return; |
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if (oldOut == IntPtr.Zero) |
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oldOut = GetStdHandle( -11 ); |
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if (! AllocConsole()) |
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throw new Exception("AllocConsole() failed"); |
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conOut = CreateFile( "CONOUT$", 0x40000000, 2, IntPtr.Zero, 3, 0, IntPtr.Zero ); |
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if (! SetStdHandle(-11, conOut)) |
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throw new Exception("SetStdHandle() failed"); |
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StreamToConsole(); |
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hasConsole = true; |
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} |
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public static void ReleaseConsole() |
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{ |
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if (! hasConsole) |
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return; |
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if (! CloseHandle(conOut)) |
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throw new Exception("CloseHandle() failed"); |
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conOut = IntPtr.Zero; |
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if (! FreeConsole()) |
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throw new Exception("FreeConsole() failed"); |
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if (! SetStdHandle(-11, oldOut)) |
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throw new Exception("SetStdHandle() failed"); |
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StreamToConsole(); |
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hasConsole = false; |
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} |
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private static void StreamToConsole() |
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{ |
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Stream cstm = Console.OpenStandardOutput(); |
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StreamWriter cstw = new StreamWriter( cstm, Encoding.Default ); |
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cstw.AutoFlush = true; |
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Console.SetOut( cstw ); |
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Console.SetError( cstw ); |
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} |
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private static bool hasConsole = false; |
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private static IntPtr conOut; |
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private static IntPtr oldOut; |
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[DllImport("kernel32.dll", SetLastError=true)] |
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private static extern bool AllocConsole(); |
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[DllImport("kernel32.dll", SetLastError=false)] |
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private static extern bool FreeConsole(); |
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[DllImport("kernel32.dll", SetLastError=true)] |
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private static extern IntPtr GetStdHandle( int nStdHandle ); |
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[DllImport("kernel32.dll", SetLastError=true)] |
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private static extern bool SetStdHandle(int nStdHandle, IntPtr hConsoleOutput); |
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[DllImport("kernel32.dll", CharSet=CharSet.Auto, SetLastError=true)] |
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private static extern IntPtr CreateFile( |
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string fileName, |
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int desiredAccess, |
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int shareMode, |
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IntPtr securityAttributes, |
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int creationDisposition, |
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int flagsAndAttributes, |
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IntPtr templateFile ); |
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[DllImport("kernel32.dll", ExactSpelling=true, SetLastError=true)] |
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private static extern bool CloseHandle(IntPtr handle); |
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} |
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if (consoleAttached) |
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{ |
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InitializeOutStream(); |
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InitializeInStream(); |
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} |
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} |
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private static void InitializeOutStream() |
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{ |
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var fs = CreateFileStream("CONOUT$", GENERIC_WRITE, FILE_SHARE_WRITE, FileAccess.Write); |
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if (fs != null) |
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{ |
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var writer = new StreamWriter(fs) { AutoFlush = true }; |
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Console.SetOut(writer); |
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Console.SetError(writer); |
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} |
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} |
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private static void InitializeInStream() |
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{ |
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var fs = CreateFileStream("CONIN$", GENERIC_READ, FILE_SHARE_READ, FileAccess.Read); |
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if (fs != null) |
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{ |
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Console.SetIn(new StreamReader(fs)); |
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} |
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} |
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private static FileStream CreateFileStream(string name, uint win32DesiredAccess, uint win32ShareMode, |
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FileAccess dotNetFileAccess) |
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{ |
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var file = new SafeFileHandle(CreateFileW(name, win32DesiredAccess, win32ShareMode, IntPtr.Zero, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, IntPtr.Zero), true); |
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if (!file.IsInvalid) |
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{ |
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var fs = new FileStream(file, dotNetFileAccess); |
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return fs; |
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} |
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return null; |
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} |
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#region Win API Functions and Constants
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[DllImport("kernel32.dll", |
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EntryPoint = "AllocConsole", |
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SetLastError = true, |
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CharSet = CharSet.Auto, |
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CallingConvention = CallingConvention.StdCall)] |
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private static extern int AllocConsole(); |
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[DllImport("kernel32.dll", |
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EntryPoint = "AttachConsole", |
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SetLastError = true, |
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CharSet = CharSet.Auto, |
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CallingConvention = CallingConvention.StdCall)] |
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private static extern UInt32 AttachConsole(UInt32 dwProcessId); |
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[DllImport("kernel32.dll", |
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EntryPoint = "CreateFileW", |
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SetLastError = true, |
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CharSet = CharSet.Auto, |
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CallingConvention = CallingConvention.StdCall)] |
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private static extern IntPtr CreateFileW( |
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string lpFileName, |
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UInt32 dwDesiredAccess, |
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UInt32 dwShareMode, |
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IntPtr lpSecurityAttributes, |
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UInt32 dwCreationDisposition, |
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UInt32 dwFlagsAndAttributes, |
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IntPtr hTemplateFile |
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); |
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private const UInt32 GENERIC_WRITE = 0x40000000; |
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private const UInt32 GENERIC_READ = 0x80000000; |
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private const UInt32 FILE_SHARE_READ = 0x00000001; |
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private const UInt32 FILE_SHARE_WRITE = 0x00000002; |
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private const UInt32 OPEN_EXISTING = 0x00000003; |
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private const UInt32 FILE_ATTRIBUTE_NORMAL = 0x80; |
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private const UInt32 ERROR_ACCESS_DENIED = 5; |
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private const UInt32 ATTACH_PARRENT = 0xFFFFFFFF; |
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#endregion
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} |
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} |