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 <unistd.h>
  22 #include <sys/types.h>
  23 #include <string.h>
  24 #include <uuid/uuid.h>
  25 #include <libgen.h>
  26 #include <sys/vm.h>
  27 #include <sys/stat.h>
  28 #include <sys/ioctl.h>
  29 #include <sys/mount.h>
  30 #include <sys/types.h>
  31 #include <ftw.h>
  32 #include <mach/mach_time.h>
  33 #include <inttypes.h>
  34 #include <stdio.h>
  35
  36 #include <machine/endian.h>
  37 #define __BYTE_ORDER    BYTE_ORDER
  38 #define __BIG_ENDIAN    BIG_ENDIAN
  39 #define __LITTLE_ENDIAN LITTLE_ENDIAN
  40
  41 #include <sys/syscall.h>
  42 # ifndef SYS_fsctl
  43 #  define SYS_fsctl     242
  44 # endif
  45
  46 #ifndef XATTR_LIST_MAX
  47 #define XATTR_LIST_MAX  65536
  48 #endif
  49
  50 static __inline__ int xfsctl(const char *path, int fd, int cmd, void *p)
  51 {
  52         return syscall(SYS_fsctl, path, cmd, p, 0);
  53 }
  54
  55 static __inline__ int platform_test_xfs_fd(int fd)
  56 {
  57         struct statfs buf;
  58         if (fstatfs(fd, &buf) < 0)
  59                 return 0;
  60         return strncmp(buf.f_fstypename, "xfs", 4) == 0;
  61 }
  62
  63 static __inline__ int platform_test_xfs_path(const char *path)
  64 {
  65         struct statfs buf;
  66         if (statfs(path, &buf) < 0)
  67                 return 0;
  68         return strncmp(buf.f_fstypename, "xfs", 4) == 0;
  69 }
  70
  71 static __inline__ int platform_fstatfs(int fd, struct statfs *buf)
  72 {
  73         return fstatfs(fd, buf);
  74 }
  75
  76 static __inline__ void platform_getoptreset(void)
  77 {
  78         extern int optreset;
  79         optreset = 0;
  80 }
  81
  82 static __inline__ int platform_uuid_compare(uuid_t *uu1, uuid_t *uu2)
  83 {
  84         return uuid_compare(uu1, uu2, NULL);
  85 }
  86
  87 static __inline__ void platform_uuid_unparse(uuid_t *uu, char *buffer)
  88 {
  89         uint32_t status;
  90         char *s;
  91         uuid_to_string(uu, &s, &status);
  92         if (status == uuid_s_ok)
  93                 strcpy(buffer, s);
  94         else buffer[0] = '\0';
  95         free(s);
  96 }
  97
  98 static __inline__ int platform_uuid_parse(char *buffer, uuid_t *uu)
  99 {
 100         uint32_t status;
 101         uuid_from_string(buffer, uu, &status);
 102         return (status == uuid_s_ok);
 103 }
 104
 105 static __inline__ int platform_uuid_is_null(uuid_t *uu)
 106 {
 107         return uuid_is_nil(uu, NULL);
 108 }
 109
 110 static __inline__ void platform_uuid_generate(uuid_t *uu)
 111 {
 112         uuid_create(uu, NULL);
 113 }
 114
 115 static __inline__ void platform_uuid_clear(uuid_t *uu)
 116 {
 117         uuid_create_nil(uu, NULL);
 118 }
 119
 120 static __inline__ void platform_uuid_copy(uuid_t *dst, uuid_t *src)
 121 {
 122         memcpy(dst, src, sizeof(uuid_t));
 123 }
 124
 125 typedef unsigned char           __u8;
 126 typedef signed char             __s8;
 127 typedef unsigned short          __u16;
 128 typedef signed short            __s16;
 129 typedef unsigned int            __u32;
 130 typedef signed int              __s32;
 131 typedef unsigned long long int  __u64;
 132 typedef signed long long int    __s64;
 133
 134 #define __int8_t        int8_t
 135 #define __int16_t       int16_t
 136 #define __int32_t       int32_t
 137 #define __int32_t       int32_t
 138 #define __int64_t       int64_t
 139 #define __uint8_t       u_int8_t
 140 #define __uint16_t      u_int16_t
 141 #define __uint32_t      u_int32_t
 142 #define __uint64_t      u_int64_t
 143 #define off64_t         off_t
 144
 145 typedef off_t           xfs_off_t;
 146 typedef u_int64_t       xfs_ino_t;
 147 typedef u_int32_t       xfs_dev_t;
 148 typedef int64_t         xfs_daddr_t;
 149
 150 #define stat64          stat
 151 #define fstat64         fstat
 152 #define lseek64         lseek
 153 #define pread64         pread
 154 #define pwrite64        pwrite
 155 #define ftruncate64     ftruncate
 156 #define fdatasync       fsync
 157 #define memalign(a,sz)  valloc(sz)
 158
 159 #define O_LARGEFILE     0
 160 #ifndef O_DIRECT
 161 #define O_DIRECT        0
 162 #endif
 163 #ifndef O_SYNC
 164 #define O_SYNC          0
 165 #endif
 166
 167 #define ENOATTR         989     /* Attribute not found */
 168 #define EFSCORRUPTED    990     /* Filesystem is corrupted */
 169 #define EFSBADCRC       991     /* Bad CRC detected */
 170 #define constpp         char * const *
 171
 172 #define HAVE_FID        1
 173
 174 static __inline__ int
 175 platform_discard_blocks(int fd, uint64_t start, uint64_t len)
 176 {
 177         return 0;
 178 }
 179
 180 #endif  /* __XFS_DARWIN_H__ */