VfInsertContext

NTSTATUS __stdcall VfInsertContext(_VF_CONTEXT_HEADER *Context){
  NTSTATUS v1; 
  _VF_OBJECT_TYPE v4; 
  _VF_CONTEXT_POINTER *ContextPointer; 
  _VF_CONTEXT_TABLE *ContextTable; 
  volatile signed __int64 v7; 
  __int64 v8; 

  v1 = 0;
  if( !ViVerifierEnabled )
    return -1073741823;
  if( !ViIsContextIdValid((_VF_OBJECT_TYPE)*(unsigned __int16 *)Context, *((unsigned __int16 *)Context + 1)) )
    return -1073741811;
  ContextPointer = ViGetContextPointer(*((VOID **)Context + 1), v4);
  if( !ContextPointer )
    return -1073741637;
  while( !ViLockContextPointer(ContextPointer) )
  {
    ContextTable = ViAllocateContextTable((_VF_OBJECT_TYPE)*(unsigned __int16 *)Context);
    if( !ContextTable )
      return -1073741670;
    if( !_InterlockedCompareExchange64((volatile signed __int64 *)ContextPointer, (signed __int64)ContextTable, 0i64) )
      break;
    ViFreeContextTable(ContextTable);
  }
  v7 = *(_QWORD *)ContextPointer;
  v8 = *((unsigned __int16 *)Context + 1);
  if( *(_QWORD *)(*(_QWORD *)ContextPointer + 8 * v8 + 8) )
  {
    v1 = -1073741270;
  }
  else
  {
    *(_QWORD *)(v7 + 8 * v8 + 8) = Context;
    _InterlockedIncrement((volatile signed __int32 *)(v7 + 4));
    _InterlockedIncrement(Context + 1);
  }
  ViUnlockContextPointer(ContextPointer);
  return v1;
}

Referenced by: