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Wrappers for [Initialize/Update]ProcThreadAttributeList & CreateProcess #15

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Wrappers for [Initialize/Update]ProcThreadAttributeList & CreateProcess #15

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100 changes: 99 additions & 1 deletion DInvoke/DInvoke/DynamicInvoke/Win32.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,74 @@ public static bool IsWow64Process(IntPtr hProcess, ref bool lpSystemInfo)
return retVal;
}

public static bool InitializeProcThreadAttributeList(IntPtr lpAttributeList, int dwAttributeCount, ref IntPtr lpSize)
{
object[] funcargs =
{
lpAttributeList,
dwAttributeCount,
0,
lpSize
};

bool retVal = (bool)Generic.DynamicAPIInvoke(@"kernel32.dll", @"InitializeProcThreadAttributeList", typeof(Delegates.InitializeProcThreadAttributeList), ref funcargs);

lpSize = (IntPtr)funcargs[3];
return retVal;
}

public static bool UpdateProcThreadAttribute(IntPtr lpAttributeList, IntPtr Attribute, IntPtr lpValue)
{
object[] funcargs =
{
lpAttributeList,
(uint)0,
Attribute,
lpValue,
(IntPtr)IntPtr.Size,
IntPtr.Zero,
IntPtr.Zero
};

bool retVal = (bool)Generic.DynamicAPIInvoke("kernel32.dll", "UpdateProcThreadAttribute", typeof(Delegates.UpdateProcThreadAttribute), ref funcargs);

return retVal;
}

public static bool CreateProcess(string lpApplicationName, string lpCommandLine, uint dwCreationFlags, string lpCurrentDirectory,
ref Data.Win32.ProcessThreadsAPI._STARTUPINFOEX lpStartupInfo, out Data.Win32.ProcessThreadsAPI._PROCESS_INFORMATION lpProcessInformation)
{
Data.Win32.WinBase._SECURITY_ATTRIBUTES lpProcessAttributes = new Data.Win32.WinBase._SECURITY_ATTRIBUTES();
Data.Win32.WinBase._SECURITY_ATTRIBUTES lpThreadAttributes = new Data.Win32.WinBase._SECURITY_ATTRIBUTES();
lpProcessAttributes.nLength = (uint)Marshal.SizeOf(lpProcessAttributes);
lpThreadAttributes.nLength = (uint)Marshal.SizeOf(lpThreadAttributes);

object[] funcargs =
{
lpApplicationName,
lpCommandLine,
lpProcessAttributes,
lpThreadAttributes,
false,
dwCreationFlags,
IntPtr.Zero,
lpCurrentDirectory,
lpStartupInfo,
null
};

bool retVal = (bool)Generic.DynamicAPIInvoke(
"kernel32.dll",
"CreateProcessA",
typeof(Delegates.CreateProcess),
ref funcargs,
true);

lpProcessInformation = (Data.Win32.ProcessThreadsAPI._PROCESS_INFORMATION)funcargs[9];

return retVal;
}

public static class Delegates
{
[UnmanagedFunctionPointer(CallingConvention.StdCall)]
Expand All @@ -99,6 +167,36 @@ UInt32 dwProcessId
public delegate bool IsWow64Process(
IntPtr hProcess, ref bool lpSystemInfo
);

[UnmanagedFunctionPointer(CallingConvention.StdCall)]
public delegate bool InitializeProcThreadAttributeList(
IntPtr lpAttributeList,
int dwAttributeCount,
int dwFlags,
ref IntPtr lpSize);

[UnmanagedFunctionPointer(CallingConvention.StdCall)]
public delegate bool UpdateProcThreadAttribute(
IntPtr lpAttributeList,
uint dwFlags,
IntPtr Attribute,
IntPtr lpValue,
IntPtr cbSize,
IntPtr lpPreviousValue,
IntPtr lpReturnSize);

[UnmanagedFunctionPointer(CallingConvention.StdCall)]
public delegate bool CreateProcess(
string lpApplicationName,
string lpCommandLine,
ref Data.Win32.WinBase._SECURITY_ATTRIBUTES lpProcessAttributes,
ref Data.Win32.WinBase._SECURITY_ATTRIBUTES lpThreadAttributes,
bool bInheritHandles,
uint dwCreationFlags,
IntPtr lpEnvironment,
string lpCurrentDirectory,
ref Data.Win32.ProcessThreadsAPI._STARTUPINFOEX lpStartupInfo,
out Data.Win32.ProcessThreadsAPI._PROCESS_INFORMATION lpProcessInformation);
}
}
}
}
12 changes: 6 additions & 6 deletions DInvoke/DInvoke/SharedData/Win32.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -542,9 +542,9 @@ public struct _SYSTEM_INFO
[StructLayout(LayoutKind.Sequential)]
public struct _SECURITY_ATTRIBUTES
{
UInt32 nLength;
IntPtr lpSecurityDescriptor;
Boolean bInheritHandle;
public UInt32 nLength;
public IntPtr lpSecurityDescriptor;
public Boolean bInheritHandle;
};
}

Expand Down Expand Up @@ -827,7 +827,7 @@ public enum ACCESS_MASK : uint
public class ProcessThreadsAPI
{
[Flags]
internal enum STARTF : uint
public enum STARTF : uint
{
STARTF_USESHOWWINDOW = 0x00000001,
STARTF_USESIZE = 0x00000002,
Expand Down Expand Up @@ -868,8 +868,8 @@ public struct _STARTUPINFO
[StructLayout(LayoutKind.Sequential)]
public struct _STARTUPINFOEX
{
_STARTUPINFO StartupInfo;
// PPROC_THREAD_ATTRIBUTE_LIST lpAttributeList;
public _STARTUPINFO StartupInfo;
public IntPtr lpAttributeList;
};

//https://msdn.microsoft.com/en-us/library/windows/desktop/ms684873(v=vs.85).aspx
Expand Down