Make RtlCreateUserThread fail if process handle is not for the current process

[Alexander Yaworsky]

Hello

ChangeLog:

Make RtlCreateUserThread fail if process handle is not for the current process

Index: dlls/ntdll/ntdll_misc.h
===================================================================
RCS file: /home/wine/wine/dlls/ntdll/ntdll_misc.h,v
retrieving revision 1.48
diff -u -r1.48 ntdll_misc.h
--- dlls/ntdll/ntdll_misc.h 15 Jul 2004 22:07:21 -0000 1.48
+++ dlls/ntdll/ntdll_misc.h 18 Sep 2004 03:30:16 -0000
@@ -93,6 +93,8 @@
 extern BOOL VIRTUAL_HasMapping( LPCVOID addr );
 extern void VIRTUAL_UseLargeAddressSpace(void);
 
+extern BOOL is_current_process( HANDLE handle );
+
 /* code pages */
 extern int ntdll_umbstowcs(DWORD flags, const char* src, int srclen, WCHAR* dst, int dstlen);
 extern int ntdll_wcstoumbs(DWORD flags, const WCHAR* src, int srclen, char* dst, int dstlen,
Index: dlls/ntdll/thread.c
===================================================================
RCS file: /home/wine/wine/dlls/ntdll/thread.c,v
retrieving revision 1.21
diff -u -r1.21 thread.c
--- dlls/ntdll/thread.c 23 Aug 2004 18:52:54 -0000 1.21
+++ dlls/ntdll/thread.c 18 Sep 2004 03:30:18 -0000
@@ -216,6 +216,12 @@
     int request_pipe[2];
     NTSTATUS status;
 
+    if( ! is_current_process( process ) )
+    {
+        ERR("Unsupported on other process\n");
+        return STATUS_ACCESS_DENIED;
+    }
+
     if (pipe( request_pipe ) == -1) return STATUS_TOO_MANY_OPENED_FILES;
     fcntl( request_pipe[1], F_SETFD, 1 ); /* set close on exec flag */
     wine_server_send_fd( request_pipe[0] );
Index: dlls/ntdll/virtual.c
===================================================================
RCS file: /home/wine/wine/dlls/ntdll/virtual.c,v
retrieving revision 1.38
diff -u -r1.38 virtual.c
--- dlls/ntdll/virtual.c 18 Aug 2004 00:04:58 -0000 1.38
+++ dlls/ntdll/virtual.c 18 Sep 2004 03:30:24 -0000
@@ -1028,7 +1028,7 @@
  *
  * Check whether a process handle is for the current process.
  */
-static BOOL is_current_process( HANDLE handle )
+BOOL is_current_process( HANDLE handle )
 {
     BOOL ret = FALSE;