public unsafe static void UsingManifestDo(string manifest, Action action)
{
fixed(char *lpSource = manifest)
{
var context = new ACTCTXW
{
cbSize = (uint)sizeof(ACTCTXW),
lpSource = lpSource
};
IntPtr hActCtx = CreateActCtxW(ref context);
if (hActCtx == (IntPtr)(-1))
{
throw Marshal.GetExceptionForHR(Marshal.GetHRForLastWin32Error());
}
try
{
IntPtr cookie = IntPtr.Zero;
if (ActivateActCtx(hActCtx, out cookie).IsFalse())
{
throw Marshal.GetExceptionForHR(Marshal.GetHRForLastWin32Error());
}
try
{
action();
}
finally
{
DeactivateActCtx(0, cookie);
}
}
finally
{
ReleaseActCtx(hActCtx);
}
}
}
public unsafe extern static IntPtr CreateActCtxW(ref ACTCTXW pActCtx);
internal static extern IntPtr CreateActCtxW([In] ACTCTXW actCtx);
public static unsafe partial IntPtr CreateActCtxW(ref ACTCTXW pActCtx);
