include/darwin.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_DARWIN_H__
  19 #define __XFS_DARWIN_H__
  20
  21 #include <uuid/uuid.h>
  22 #include <libgen.h>
  23 #include <sys/vm.h>
  24 #include <sys/stat.h>
  25 #include <sys/ioctl.h>
  26 #include <sys/mount.h>
  27
  28 #include <machine/endian.h>
  29 #define __BYTE_ORDER    BYTE_ORDER
  30 #define __BIG_ENDIAN    BIG_ENDIAN
  31 #define __LITTLE_ENDIAN LITTLE_ENDIAN
  32
  33 #include <sys/syscall.h>
  34 # ifndef SYS_fsctl
  35 #  define SYS_fsctl     242
  36 # endif
  37 static __inline__ int xfsctl(const char *path, int fd, int cmd, void *p)
  38 {
  39         return syscall(SYS_fsctl, path, cmd, p, 0);
  40 }
  41
  42 static __inline__ int platform_test_xfs_fd(int fd)
  43 {
  44         struct statfs buf;
  45         if (fstatfs(fd, &buf) < 0)
  46                 return 0;
  47         return strncmp(buf.f_fstypename, "xfs", 4) == 0;
  48 }
  49
  50 static __inline__ int platform_test_xfs_path(const char *path)
  51 {
  52         struct statfs buf;
  53         if (statfs(path, &buf) < 0)
  54                 return 0;
  55         return strncmp(buf.f_fstypename, "xfs", 4) == 0;
  56 }
  57
  58 static __inline__ int platform_fstatfs(int fd, struct statfs *buf)
  59 {
  60         return fstatfs(fd, buf);
  61 }
  62
  63 static __inline__ void platform_getoptreset(void)
  64 {
  65         extern int optreset;
  66         optreset = 0;
  67 }
  68
  69 static __inline__ int platform_uuid_compare(uuid_t *uu1, uuid_t *uu2)
  70 {
  71         return uuid_compare(uu1, uu2, NULL);
  72 }
  73
  74 static __inline__ void platform_uuid_unparse(uuid_t *uu, char *buffer)
  75 {
  76         uint32_t status;
  77         char *s;
  78         uuid_to_string(uu, &s, &status);
  79         if (status == uuid_s_ok)
  80                 strcpy(buffer, s);
  81         else buffer[0] = '\0';
  82         free(s);
  83 }
  84
  85 static __inline__ int platform_uuid_parse(char *buffer, uuid_t *uu)
  86 {
  87         uint32_t status;
  88         uuid_from_string(buffer, uu, &status);
  89         return (status == uuid_s_ok);
  90 }
  91
  92 static __inline__ int platform_uuid_is_null(uuid_t *uu)
  93 {
  94         return uuid_is_nil(uu, NULL);
  95 }
  96
  97 static __inline__ void platform_uuid_generate(uuid_t *uu)
  98 {
  99         uuid_create(uu, NULL);
 100 }
 101
 102 static __inline__ void platform_uuid_clear(uuid_t *uu)
 103 {
 104         uuid_create_nil(uu, NULL);
 105 }
 106
 107 static __inline__ void platform_uuid_copy(uuid_t *dst, uuid_t *src)
 108 {
 109         memcpy(dst, src, sizeof(uuid_t));
 110 }
 111
 112 #define __int8_t        int8_t
 113 #define __int16_t       int16_t
 114 #define __int32_t       int32_t
 115 #define __int32_t       int32_t
 116 #define __int64_t       int64_t
 117 #define __uint8_t       u_int8_t
 118 #define __uint16_t      u_int16_t
 119 #define __uint32_t      u_int32_t
 120 #define __uint64_t      u_int64_t
 121 #define loff_t          off_t
 122 #define off64_t         off_t
 123
 124 typedef off_t           xfs_off_t;
 125 typedef u_int64_t       xfs_ino_t;
 126 typedef u_int32_t       xfs_dev_t;
 127 typedef int64_t         xfs_daddr_t;
 128 typedef char*           xfs_caddr_t;
 129
 130 #define stat64          stat
 131 #define fstat64         fstat
 132 #define lseek64         lseek
 133 #define pread64         pread
 134 #define pwrite64        pwrite
 135 #define ftruncate64     ftruncate
 136 #define fdatasync       fsync
 137 #define memalign(a,sz)  valloc(sz)
 138
 139 #define O_LARGEFILE     0
 140 #ifndef O_DIRECT
 141 #define O_DIRECT        0
 142 #endif
 143 #ifndef O_SYNC
 144 #define O_SYNC          0
 145 #endif
 146
 147 #define ENOATTR         989     /* Attribute not found */
 148 #define EFSCORRUPTED    990     /* Filesystem is corrupted */
 149 #define EFSBADCRC       991     /* Bad CRC detected */
 150 #define constpp         char * const *
 151
 152 #define HAVE_FID        1
 153
 154 static __inline__ int
 155 platform_discard_blocks(int fd, uint64_t start, uint64_t len)
 156 {
 157         return 0;
 158 }
 159
 160 #endif  /* __XFS_DARWIN_H__ */