release/src/router/ntfs-3g/libntfs-3g/debug.c

   1 /**
   2  * debug.c - Debugging output functions. Originated from the Linux-NTFS project.
   3  *
   4  * Copyright (c) 2002-2004 Anton Altaparmakov
   5  * Copyright (c) 2004-2006 Szabolcs Szakacsits
   6  *
   7  * This program/include file is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program/include file is distributed in the hope that it will be
  13  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
  14  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program (in the main directory of the NTFS-3G
  19  * distribution in the file COPYING); if not, write to the Free Software
  20  * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #endif
  26
  27 #ifdef HAVE_ERRNO_H
  28 #include <errno.h>
  29 #endif
  30
  31 #include "types.h"
  32 #include "runlist.h"
  33 #include "debug.h"
  34 #include "logging.h"
  35
  36 #ifdef DEBUG
  37 /**
  38  * ntfs_debug_runlist_dump - Dump a runlist.
  39  * @rl:
  40  *
  41  * Description...
  42  *
  43  * Returns:
  44  */
  45 void ntfs_debug_runlist_dump(const runlist_element *rl)
  46 {
  47         int i = 0;
  48         const char *lcn_str[5] = { "LCN_HOLE         ", "LCN_RL_NOT_MAPPED",
  49                                    "LCN_ENOENT       ", "LCN_EINVAL       ",
  50                                    "LCN_unknown      " };
  51
  52         ntfs_log_debug("NTFS-fs DEBUG: Dumping runlist (values in hex):\n");
  53         if (!rl) {
  54                 ntfs_log_debug("Run list not present.\n");
  55                 return;
  56         }
  57         ntfs_log_debug("VCN              LCN               Run length\n");
  58         do {
  59                 LCN lcn = (rl + i)->lcn;
  60
  61                 if (lcn < (LCN)0) {
  62                         int idx = -lcn - 1;
  63
  64                         if (idx > -LCN_EINVAL - 1)
  65                                 idx = 4;
  66                         ntfs_log_debug("%-16lld %s %-16lld%s\n",
  67                                        (long long)rl[i].vcn, lcn_str[idx],
  68                                        (long long)rl[i].length,
  69                                        rl[i].length ? "" : " (runlist end)");
  70                 } else
  71                         ntfs_log_debug("%-16lld %-16lld  %-16lld%s\n",
  72                                        (long long)rl[i].vcn, (long long)rl[i].lcn,
  73                                        (long long)rl[i].length,
  74                                        rl[i].length ? "" : " (runlist end)");
  75         } while (rl[i++].length);
  76 }
  77
  78 #endif
  79