Function omDoCheckBinPage

omalloc/omDebugCheck.c:336–392

static omError_t omDoCheckBinPage(omBinPage page, int normal_page, int level,
                                  omError_t report, OM_FLR_DECL)
{
  omBin bin;

  omCheckReturn(omCheckPtr(page, report, OM_FLR_VAL));
  omCheckReturnCorrupted(! omIsAddrPageAligned(page));

  omCheckReturn(omCheckPtr(page->region, report, OM_FLR_VAL));
  omCheckReturnCorrupted(level > 1 && omFindRegionOfAddr(page) != page->region);


#ifdef OM_HAVE_TRACK
  if (! normal_page)
  {
    omCheckReturnCorrupted(! omIsSetTrackOfUsedBlocks(page->used_blocks));
  }
  else
#endif
    omAssume(normal_page);

  bin = omGetTopBinOfPage(page);
  if (bin->max_blocks > 1)
  {
    omCheckReturnCorrupted(omGetUsedBlocksOfPage(page) > bin->max_blocks - 1);
    omCheckReturnCorrupted(omGetUsedBlocksOfPage(page) == bin->max_blocks - 1 &&
                           page->current != NULL);
    omCheckReturnCorrupted(omGetUsedBlocksOfPage(page) < 0);
  }
  else
  {
    omCheckReturnCorrupted(omGetUsedBlocksOfPage(page) != 0);
  }

  omCheckReturn(omCheckList(page->current, level, report, OM_FLR_VAL));

  if (level > 1)
  {
    void* current = page->current;

    omCheckReturnCorrupted(current != NULL &&
                           omListLength(current) != bin->max_blocks - omGetUsedBlocksOfPage(page) - 1);

    while (current != NULL)
    {
      omCheckReturnCorrupted(omGetPageOfAddr(current) != page);

      omCheckReturnCorrupted( ( ( (unsigned long) current)
                                - ((unsigned long) page)
                                - SIZEOF_OM_BIN_PAGE_HEADER)
                              % (bin->sizeW * SIZEOF_LONG)
                              != 0);
      current = *((void**) current);
    }
  }
  return omError_NoError;
}