Return "no debugger attached" in NtQueryInformationProcess to satisfy

some copy protection mechanisms.

Return "no debugger attached" in NtQueryInformationProcess to satisfy
12298c5c · Marcus Meissner · Alexandre Julliard · 9a5b0d4f · 12298c5c
Commit 12298c5c authored Jun 25, 2000 by Marcus Meissner Committed by Alexandre Julliard Jun 25, 2000
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nt.c dlls/ntdll/nt.c +7 -1

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--- a/dlls/ntdll/nt.c
+++ b/dlls/ntdll/nt.c
@@ -97,7 +97,13 @@ NTSTATUS WINAPI NtQueryInformationProcess(
 	OUT PULONG ReturnLength)
 {
 	FIXME("(0x%08x,0x%08x,%p,0x%08lx,%p),stub!\n",
-	ProcessHandle,ProcessInformationClass,ProcessInformation,ProcessInformationLength,ReturnLength);
+		ProcessHandle,ProcessInformationClass,ProcessInformation,ProcessInformationLength,ReturnLength
+	);
+	/* "These are not the debuggers you are looking for." */
+	if (ProcessInformationClass == ProcessDebugPort)
+	    /* set it to 0 aka "no debugger" to satisfy copy protections */
+	    memset(ProcessInformation,0,ProcessInformationLength);
+
 	return 0;
 }