RtlDeleteNoSplay

VOID __stdcall RtlDeleteNoSplay(_RTL_SPLAY_LINKS *Links, _RTL_SPLAY_LINKS **Root){
  _RTL_SPLAY_LINKS *LeftChild; 
  _RTL_SPLAY_LINKS *v5; 
  _RTL_SPLAY_LINKS *Parent; 
  __int64 v7; 
  __int64 v8; 
  _RTL_SPLAY_LINKS *v9; 

  if( Links->LeftChild && Links->RightChild )
  {
    LODWORD(v9) = RtlSubtreePredecessor((INT64)Links);
    if( Links->Parent == Links )
      *Root = v9;
    SwapSplayLinks(v9, Links);
  }
  LeftChild = Links->LeftChild;
  if( LeftChild || (LeftChild = Links->RightChild) != 0i64 )
  {
    Parent = Links->Parent;
    if( Links->Parent == Links )
    {
      LeftChild->Parent = LeftChild;
      *Root = LeftChild;
    }
    else
    {
      v8 = 8i64;
      if( Parent->LeftChild != Links )
        v8 = 16i64;
      *(_RTL_SPLAY_LINKS **)((char *)&Parent->Parent + v8) = LeftChild;
      LeftChild->Parent = Links->Parent;
    }
  }
  else
  {
    v5 = Links->Parent;
    if( Links->Parent == Links )
    {
      *Root = 0i64;
    }
    else
    {
      v7 = 8i64;
      if( v5->LeftChild != Links )
        v7 = 16i64;
      *(_RTL_SPLAY_LINKS **)((char *)&v5->Parent + v7) = 0i64;
    }
  }
}

Referenced by:

FsRtlPrivateInsertSharedLock
FsRtlRemoveNodeFromTunnel
FsRtlUninitializeFileLock