second/fs_iso.c

   1 /*
   2  *  fs_iso.c - a non-implementation for the ISO9660 filesystem
   3  *
   4  *  Copyright (C) 1999 Benjamin Herrenschnidt
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19  */
  20
  21 #include "ctype.h"
  22 #include "types.h"
  23 #include "stddef.h"
  24 #include "file.h"
  25 #include "prom.h"
  26 #include "string.h"
  27 #include "partition.h"
  28 #include "fs.h"
  29 #include "errors.h"
  30
  31 static int iso_open(    struct boot_file_t*     file,
  32                         const char*             dev_name,
  33                         struct partition_t*     part,
  34                         const char*             file_name);
  35 static int iso_read(    struct boot_file_t*     file,
  36                         unsigned int            size,
  37                         void*                   buffer);
  38 static int iso_seek(    struct boot_file_t*     file,
  39                         unsigned int            newpos);
  40 static int iso_close(   struct boot_file_t*     file);
  41
  42 struct fs_t iso_filesystem =
  43 {
  44      "iso9660",
  45      iso_open,
  46      iso_read,
  47      iso_seek,
  48      iso_close
  49 };
  50
  51 static int
  52 iso_open(       struct boot_file_t*     file,
  53                 const char*             dev_name,
  54                 struct partition_t*     part,
  55                 const char*             file_name)
  56 {
  57      return FILE_ERR_BAD_FSYS;
  58 }
  59
  60 static int
  61 iso_read(       struct boot_file_t*     file,
  62                 unsigned int            size,
  63                 void*                   buffer)
  64 {
  65      return FILE_ERR_BAD_FSYS;
  66 }
  67
  68 static int
  69 iso_seek(       struct boot_file_t*     file,
  70                 unsigned int            newpos)
  71 {
  72      return FILE_ERR_BAD_FSYS;
  73 }
  74
  75 static int
  76 iso_close(      struct boot_file_t*     file)
  77 {
  78      return 0;
  79 }
  80
  81 /*
  82  * Local variables:
  83  * c-file-style: "k&r"
  84  * c-basic-offset: 5
  85  * End:
  86  */