firmware/include/dir_uncached.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id: dir.h 13741 2007-06-30 02:08:27Z jethead71 $
   9  *
  10  * Copyright (C) 2002 by Björn Stenberg
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef _DIR_UNCACHED_H_
  22 #define _DIR_UNCACHED_H_
  23
  24 #include <stdbool.h>
  25 #include "file.h"
  26
  27 #define ATTR_READ_ONLY   0x01
  28 #define ATTR_HIDDEN      0x02
  29 #define ATTR_SYSTEM      0x04
  30 #define ATTR_VOLUME_ID   0x08
  31 #define ATTR_DIRECTORY   0x10
  32 #define ATTR_ARCHIVE     0x20
  33 #define ATTR_VOLUME      0x40 /* this is a volume, not a real directory */
  34
  35 #ifdef SIMULATOR
  36 #define dirent_uncached sim_dirent
  37 #define DIR_UNCACHED SIM_DIR
  38 #define opendir_uncached sim_opendir
  39 #define readdir_uncached sim_readdir
  40 #define closedir_uncached sim_closedir
  41 #define mkdir_uncached sim_mkdir
  42 #define rmdir_uncached sim_rmdir
  43 #endif
  44
  45 #ifndef DIRENT_DEFINED
  46
  47 struct dirent_uncached {
  48     unsigned char d_name[MAX_PATH];
  49     int attribute;
  50     long size;
  51     long startcluster;
  52     unsigned short wrtdate; /*  Last write date */
  53     unsigned short wrttime; /*  Last write time */
  54 };
  55 #endif
  56
  57 #include "fat.h"
  58
  59 typedef struct {
  60 #ifndef SIMULATOR
  61     bool busy;
  62     long startcluster;
  63     struct fat_dir fatdir;
  64     struct fat_dir parent_dir;
  65     struct dirent_uncached theent;
  66 #ifdef HAVE_MULTIVOLUME
  67     int volumecounter; /* running counter for faked volume entries */
  68 #endif
  69 #else
  70     /* simulator: */
  71     void *dir; /* actually a DIR* dir */
  72     char *name;
  73 #endif
  74 } DIR_UNCACHED;
  75
  76 #ifdef HAVE_HOTSWAP
  77 char *get_volume_name(int volume);
  78 #endif
  79
  80 #ifdef HAVE_MULTIVOLUME
  81     int strip_volume(const char*, char*);
  82 #endif
  83
  84 #ifndef DIRFUNCTIONS_DEFINED
  85
  86 extern DIR_UNCACHED* opendir_uncached(const char* name);
  87 extern int closedir_uncached(DIR_UNCACHED* dir);
  88 extern int mkdir_uncached(const char* name);
  89 extern int rmdir_uncached(const char* name);
  90
  91 extern struct dirent_uncached* readdir_uncached(DIR_UNCACHED* dir);
  92
  93 extern int release_dirs(int volume);
  94
  95 #endif /* DIRFUNCTIONS_DEFINED */
  96
  97 #endif