public static IntPtr _CreateEvent(bool bManualReset, bool bInitialState, string lpName)
{
SECURITY_DESCRIPTOR sd = new SECURITY_DESCRIPTOR();
InitializeSecurityDescriptor(ref sd, SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(ref sd, true, IntPtr.Zero, false);
GCHandle sdHandle = GCHandle.Alloc(sd, GCHandleType.Pinned);
SECURITY_ATTRIBUTES sa = new SECURITY_ATTRIBUTES();
sa.nLength = Marshal.SizeOf(sa);
sa.lpSecurityDescriptor = sdHandle.AddrOfPinnedObject();
sa.bInheritHandle = 0;
GCHandle saHandle = GCHandle.Alloc(sa, GCHandleType.Pinned);
System.IntPtr hEvent = IntPtr.Zero;
hEvent = CreateEvent(
saHandle.AddrOfPinnedObject(),
bManualReset,
bInitialState,
lpName
);
saHandle.Free();
sdHandle.Free();
if (hEvent == (System.IntPtr)(int)-1)
{
return IntPtr.Zero;
}
return hEvent;
}
public static IntPtr _CreateNamedPipe(string lpName, uint dwOpenMode,
uint dwPipeMode, uint nMaxInstances, uint nOutBufferSize, uint nInBufferSize,
uint nDefaultTimeOut)
{
SECURITY_DESCRIPTOR sd = new SECURITY_DESCRIPTOR();
InitializeSecurityDescriptor(ref sd, SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(ref sd, true, IntPtr.Zero, false);
GCHandle sdHandle = GCHandle.Alloc(sd, GCHandleType.Pinned);
SECURITY_ATTRIBUTES sa = new SECURITY_ATTRIBUTES();
sa.nLength = Marshal.SizeOf(sa);
sa.lpSecurityDescriptor = sdHandle.AddrOfPinnedObject();
sa.bInheritHandle = 0;
GCHandle saHandle = GCHandle.Alloc(sa, GCHandleType.Pinned);
System.IntPtr hPipe = IntPtr.Zero;
hPipe = CreateNamedPipe(
lpName,
dwOpenMode,
dwPipeMode,
nMaxInstances,
nOutBufferSize,
nInBufferSize,
nDefaultTimeOut,
saHandle.AddrOfPinnedObject()
);
saHandle.Free();
sdHandle.Free();
if (hPipe == (System.IntPtr)(int)-1)
{
return IntPtr.Zero;
}
return hPipe;
}
public static IntPtr _CreateFile(
string lpFileName,
EFileAccess dwDesiredAccess,
EFileShare dwShareMode,
ECreationDisposition dwCreationDisposition,
EFileAttributes dwFlagsAndAttributes,
IntPtr hTemplateFile
)
{
SECURITY_DESCRIPTOR sd = new SECURITY_DESCRIPTOR();
InitializeSecurityDescriptor(ref sd, SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(ref sd, true, IntPtr.Zero, false);
GCHandle sdHandle = GCHandle.Alloc(sd, GCHandleType.Pinned);
SECURITY_ATTRIBUTES sa = new SECURITY_ATTRIBUTES();
sa.nLength = Marshal.SizeOf(sa);
sa.lpSecurityDescriptor = sdHandle.AddrOfPinnedObject();
sa.bInheritHandle = 0;
GCHandle saHandle = GCHandle.Alloc(sa, GCHandleType.Pinned);
System.IntPtr hFile = IntPtr.Zero;
hFile = CreateFile(
lpFileName,
dwDesiredAccess,
dwShareMode,
saHandle.AddrOfPinnedObject(),
dwCreationDisposition,
dwFlagsAndAttributes,
hTemplateFile
);
saHandle.Free();
sdHandle.Free();
if (hFile == (System.IntPtr)(int)-1)
{
return IntPtr.Zero;
}
return hFile;
}