ntdll: Implement RtlActivateActivationContextEx().

dlls/ntdll/actctx.c

@@ -5157,15 +5157,24 @@ NTSTATUS WINAPI RtlZombifyActivationContext( HANDLE handle )
  */
 NTSTATUS WINAPI RtlActivateActivationContext( ULONG unknown, HANDLE handle, PULONG_PTR cookie )
 {
+    return RtlActivateActivationContextEx( 0, NtCurrentTeb(), handle, cookie );
+}
+
+
+/******************************************************************
+ *		RtlActivateActivationContextEx (NTDLL.@)
+ */
+NTSTATUS WINAPI RtlActivateActivationContextEx( ULONG flags, TEB *teb, HANDLE handle, ULONG_PTR *cookie )
+{
     RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame;
 
     if (!(frame = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*frame) )))
         return STATUS_NO_MEMORY;
 
-    frame->Previous = NtCurrentTeb()->ActivationContextStack.ActiveFrame;
+    frame->Previous = teb->ActivationContextStack.ActiveFrame;
     frame->ActivationContext = handle;
     frame->Flags = 0;
-    NtCurrentTeb()->ActivationContextStack.ActiveFrame = frame;
+    teb->ActivationContextStack.ActiveFrame = frame;
     RtlAddRefActivationContext( handle );
 
     *cookie = (ULONG_PTR)frame;

dlls/ntdll/ntdll.spec

@@ -446,7 +446,7 @@
 @ stdcall RtlAcquireSRWLockExclusive(ptr)
 @ stdcall RtlAcquireSRWLockShared(ptr)
 @ stdcall RtlActivateActivationContext(long ptr ptr)
-@ stub RtlActivateActivationContextEx
+@ stdcall RtlActivateActivationContextEx(long ptr ptr ptr)
 @ stub RtlActivateActivationContextUnsafeFast
 @ stdcall RtlAddAccessAllowedAce(ptr long long ptr)
 @ stdcall RtlAddAccessAllowedAceEx(ptr long long long ptr)

include/winternl.h

@@ -2944,6 +2944,7 @@ NTSYSAPI BYTE      WINAPI RtlAcquireResourceShared(LPRTL_RWLOCK,BYTE);
 NTSYSAPI void      WINAPI RtlAcquireSRWLockExclusive(RTL_SRWLOCK*);
 NTSYSAPI void      WINAPI RtlAcquireSRWLockShared(RTL_SRWLOCK*);
 NTSYSAPI NTSTATUS  WINAPI RtlActivateActivationContext(DWORD,HANDLE,ULONG_PTR*);
+NTSYSAPI NTSTATUS  WINAPI RtlActivateActivationContextEx(ULONG,TEB*,HANDLE,ULONG_PTR*);
 NTSYSAPI NTSTATUS  WINAPI RtlAddAce(PACL,DWORD,DWORD,PACE_HEADER,DWORD);
 NTSYSAPI NTSTATUS  WINAPI RtlAddAccessAllowedAce(PACL,DWORD,DWORD,PSID);
 NTSYSAPI NTSTATUS  WINAPI RtlAddAccessAllowedAceEx(PACL,DWORD,DWORD,DWORD,PSID);