include/gnukfreebsd.h

   1 /*
   2  * Copyright (c) 2004-2006 Silicon Graphics, Inc.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public License
   7  * as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public License
  15  * along with this program; if not, write the Free Software Foundation,
  16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18 #ifndef __XFS_KFREEBSD_H__
  19 #define __XFS_KFREEBSD_H__
  20
  21 #include <uuid/uuid.h>
  22 #include <sys/vfs.h>
  23 #include <sys/ioctl.h>
  24 #include <sys/sysmacros.h>
  25 #include <malloc.h>
  26 #include <getopt.h>
  27 #include <endian.h>
  28 #include <sys/stat.h>
  29 #include <sys/param.h>
  30 #include <sys/mount.h>
  31 #include <ctype.h>
  32 #include <libgen.h>
  33 #include <paths.h>
  34 #include <mntent.h>
  35
  36 #define EFSCORRUPTED    990     /* Filesystem is corrupted */
  37 #define EFSBADCRC       991     /* Bad CRC detected */
  38
  39 typedef unsigned char           __u8;
  40 typedef signed char             __s8;
  41 typedef unsigned short          __u16;
  42 typedef signed short            __s16;
  43 typedef unsigned int            __u32;
  44 typedef signed int              __s32;
  45 typedef unsigned long long int  __u64;
  46 typedef signed long long int    __s64;
  47
  48 typedef off_t           xfs_off_t;
  49 typedef uint64_t        xfs_ino_t;
  50 typedef uint32_t        xfs_dev_t;
  51 typedef int64_t         xfs_daddr_t;
  52 typedef __u32           xfs_nlink_t;
  53
  54 #define HAVE_FID        1
  55
  56 static __inline__ int xfsctl(const char *path, int fd, int cmd, void *p)
  57 {
  58         return ioctl(fd, cmd, p);
  59 }
  60
  61 static __inline__ int platform_test_xfs_fd(int fd)
  62 {
  63         struct statfs buf;
  64         if (fstatfs(fd, &buf) < 0)
  65                 return 0;
  66         return strncmp(buf.f_fstypename, "xfs", 4) == 0;
  67 }
  68
  69 static __inline__ int platform_test_xfs_path(const char *path)
  70 {
  71         struct statfs buf;
  72         if (statfs(path, &buf) < 0)
  73                 return 0;
  74         return strncmp(buf.f_fstypename, "xfs", 4) == 0;
  75 }
  76
  77 static __inline__ int platform_fstatfs(int fd, struct statfs *buf)
  78 {
  79         return fstatfs(fd, buf);
  80 }
  81
  82 static __inline__ void platform_getoptreset(void)
  83 {
  84         extern int optind;
  85         optind = 0;
  86 }
  87
  88 static __inline__ int platform_uuid_compare(uuid_t *uu1, uuid_t *uu2)
  89 {
  90         return uuid_compare(*uu1, *uu2);
  91 }
  92
  93 static __inline__ void platform_uuid_unparse(uuid_t *uu, char *buffer)
  94 {
  95         uuid_unparse(*uu, buffer);
  96 }
  97
  98 static __inline__ int platform_uuid_parse(char *buffer, uuid_t *uu)
  99 {
 100         return uuid_parse(buffer, *uu);
 101 }
 102
 103 static __inline__ int platform_uuid_is_null(uuid_t *uu)
 104 {
 105         return uuid_is_null(*uu);
 106 }
 107
 108 static __inline__ void platform_uuid_generate(uuid_t *uu)
 109 {
 110         uuid_generate(*uu);
 111 }
 112
 113 static __inline__ void platform_uuid_clear(uuid_t *uu)
 114 {
 115         uuid_clear(*uu);
 116 }
 117
 118 static __inline__ void platform_uuid_copy(uuid_t *dst, uuid_t *src)
 119 {
 120         uuid_copy(*dst, *src);
 121 }
 122
 123 static __inline__ int
 124 platform_discard_blocks(int fd, uint64_t start, uint64_t len)
 125 {
 126         return 0;
 127 }
 128
 129 /**
 130  * Abstraction of mountpoints.
 131  */
 132 struct mntent_cursor {
 133         FILE *mtabp;
 134 };
 135
 136 static inline int platform_mntent_open(struct mntent_cursor * cursor, char *mtab)
 137 {
 138         cursor->mtabp = setmntent(mtab, "r");
 139         if (!cursor->mtabp) {
 140                 fprintf(stderr, "Error: cannot read %s\n", mtab);
 141                 return 1;
 142         }
 143         return 0;
 144 }
 145
 146 static inline struct mntent * platform_mntent_next(struct mntent_cursor * cursor)
 147 {
 148         return getmntent(cursor->mtabp);
 149 }
 150
 151 static inline void platform_mntent_close(struct mntent_cursor * cursor)
 152 {
 153         endmntent(cursor->mtabp);
 154 }
 155
 156 #endif  /* __XFS_KFREEBSD_H__ */