include/grub/osdep/hostfile_unix.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2010,2011,2012,2013  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef GRUB_EMU_HOSTFILE_H
  20 #define GRUB_EMU_HOSTFILE_H 1
  21
  22 #include <config.h>
  23 #include <stdarg.h>
  24
  25 #include <grub/symbol.h>
  26 #include <grub/types.h>
  27
  28 #include <sys/types.h>
  29 #include <sys/stat.h>
  30 #include <fcntl.h>
  31 #include <dirent.h>
  32 #include <unistd.h>
  33 #include <stdio.h>
  34
  35 typedef struct dirent *grub_util_fd_dirent_t;
  36 typedef DIR *grub_util_fd_dir_t;
  37
  38 static inline grub_util_fd_dir_t
  39 grub_util_fd_opendir (const char *name)
  40 {
  41   return opendir (name);
  42 }
  43
  44 static inline void
  45 grub_util_fd_closedir (grub_util_fd_dir_t dirp)
  46 {
  47   closedir (dirp);
  48 }
  49
  50 static inline grub_util_fd_dirent_t
  51 grub_util_fd_readdir (grub_util_fd_dir_t dirp)
  52 {
  53   return readdir (dirp);
  54 }
  55
  56 static inline int
  57 grub_util_unlink (const char *pathname)
  58 {
  59   return unlink (pathname);
  60 }
  61
  62 static inline int
  63 grub_util_rmdir (const char *pathname)
  64 {
  65   return rmdir (pathname);
  66 }
  67
  68 static inline int
  69 grub_util_rename (const char *from, const char *to)
  70 {
  71   return rename (from, to);
  72 }
  73
  74 #define grub_util_mkdir(a) mkdir ((a), 0755)
  75
  76 #if defined (__NetBSD__)
  77 /* NetBSD uses /boot for its boot block.  */
  78 # define DEFAULT_DIRECTORY      "/"GRUB_DIR_NAME
  79 #else
  80 # define DEFAULT_DIRECTORY      "/"GRUB_BOOT_DIR_NAME"/"GRUB_DIR_NAME
  81 #endif
  82
  83 enum grub_util_fd_open_flags_t
  84   {
  85     GRUB_UTIL_FD_O_RDONLY = O_RDONLY,
  86     GRUB_UTIL_FD_O_WRONLY = O_WRONLY,
  87     GRUB_UTIL_FD_O_RDWR = O_RDWR,
  88     GRUB_UTIL_FD_O_CREATTRUNC = O_CREAT | O_TRUNC,
  89     GRUB_UTIL_FD_O_SYNC = (0
  90 #ifdef O_SYNC
  91                            | O_SYNC
  92 #endif
  93 #ifdef O_FSYNC
  94                            | O_FSYNC
  95 #endif
  96                            )
  97   };
  98
  99 #define DEFAULT_DEVICE_MAP      DEFAULT_DIRECTORY "/device.map"
 100
 101 typedef int grub_util_fd_t;
 102 #define GRUB_UTIL_FD_INVALID -1
 103 #define GRUB_UTIL_FD_IS_VALID(x) ((x) >= 0)
 104 #define GRUB_UTIL_FD_STAT_IS_FUNCTIONAL 1
 105
 106 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__APPLE__) || defined(__NetBSD__) || defined (__sun__) || defined(__OpenBSD__) || defined(__HAIKU__)
 107 #define GRUB_DISK_DEVS_ARE_CHAR 1
 108 #else
 109 #define GRUB_DISK_DEVS_ARE_CHAR 0
 110 #endif
 111
 112 #endif