| /* |
| * Copyright (c) 2004-2006 Silicon Graphics, Inc. |
| * All Rights Reserved. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public License |
| * as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it would be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public License |
| * along with this program; if not, write the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| #ifndef __XFS_DARWIN_H__ |
| #define __XFS_DARWIN_H__ |
| |
| #include <unistd.h> |
| #include <sys/types.h> |
| #include <string.h> |
| #include <uuid/uuid.h> |
| #include <libgen.h> |
| #include <sys/vm.h> |
| #include <sys/stat.h> |
| #include <sys/ioctl.h> |
| #include <sys/mount.h> |
| #include <sys/types.h> |
| #include <sys/time.h> |
| #include <ftw.h> |
| #include <mach/mach_time.h> |
| #include <inttypes.h> |
| #include <stdio.h> |
| #include <sys/mman.h> |
| |
| #include <machine/endian.h> |
| #define __BYTE_ORDER BYTE_ORDER |
| #define __BIG_ENDIAN BIG_ENDIAN |
| #define __LITTLE_ENDIAN LITTLE_ENDIAN |
| |
| #include <sys/syscall.h> |
| # ifndef SYS_fsctl |
| # define SYS_fsctl 242 |
| # endif |
| |
| #ifndef XATTR_LIST_MAX |
| #define XATTR_LIST_MAX 65536 |
| #endif |
| |
| static __inline__ int xfsctl(const char *path, int fd, int cmd, void *p) |
| { |
| return syscall(SYS_fsctl, path, cmd, p, 0); |
| } |
| |
| static __inline__ int platform_test_xfs_fd(int fd) |
| { |
| struct statfs buf; |
| if (fstatfs(fd, &buf) < 0) |
| return 0; |
| return strncmp(buf.f_fstypename, "xfs", 4) == 0; |
| } |
| |
| static __inline__ int platform_test_xfs_path(const char *path) |
| { |
| struct statfs buf; |
| if (statfs(path, &buf) < 0) |
| return 0; |
| return strncmp(buf.f_fstypename, "xfs", 4) == 0; |
| } |
| |
| static __inline__ int platform_fstatfs(int fd, struct statfs *buf) |
| { |
| return fstatfs(fd, buf); |
| } |
| |
| static __inline__ void platform_getoptreset(void) |
| { |
| extern int optreset; |
| optreset = 0; |
| } |
| |
| static __inline__ int platform_uuid_compare(uuid_t *uu1, uuid_t *uu2) |
| { |
| return uuid_compare(*uu1, *uu2); |
| } |
| |
| static __inline__ void platform_uuid_unparse(uuid_t *uu, char *buffer) |
| { |
| uuid_unparse(*uu, buffer); |
| } |
| |
| static __inline__ int platform_uuid_parse(char *buffer, uuid_t *uu) |
| { |
| return uuid_parse(buffer, *uu); |
| } |
| |
| static __inline__ int platform_uuid_is_null(uuid_t *uu) |
| { |
| return uuid_is_null(*uu); |
| } |
| |
| static __inline__ void platform_uuid_generate(uuid_t *uu) |
| { |
| uuid_generate(*uu); |
| } |
| |
| static __inline__ void platform_uuid_clear(uuid_t *uu) |
| { |
| uuid_clear(*uu); |
| } |
| |
| static __inline__ void platform_uuid_copy(uuid_t *dst, uuid_t *src) |
| { |
| uuid_copy(*dst, *src); |
| } |
| |
| typedef unsigned char __u8; |
| typedef signed char __s8; |
| typedef unsigned short __u16; |
| typedef signed short __s16; |
| typedef unsigned int __u32; |
| typedef signed int __s32; |
| typedef unsigned long long int __u64; |
| typedef signed long long int __s64; |
| |
| #define __int8_t int8_t |
| #define __int16_t int16_t |
| #define __int32_t int32_t |
| #define __int32_t int32_t |
| #define __int64_t int64_t |
| #define __uint8_t u_int8_t |
| #define __uint16_t u_int16_t |
| #define __uint32_t u_int32_t |
| #define __uint64_t u_int64_t |
| |
| typedef off_t xfs_off_t; |
| typedef u_int64_t xfs_ino_t; |
| typedef u_int32_t xfs_dev_t; |
| typedef int64_t xfs_daddr_t; |
| typedef __u32 xfs_nlink_t; |
| |
| #define fdatasync fsync |
| #define memalign(a,sz) valloc(sz) |
| |
| #define O_LARGEFILE 0 |
| #ifndef O_DIRECT |
| #define O_DIRECT 0 |
| #endif |
| #ifndef O_SYNC |
| #define O_SYNC 0 |
| #endif |
| |
| #define EFSCORRUPTED 990 /* Filesystem is corrupted */ |
| #define EFSBADCRC 991 /* Bad CRC detected */ |
| |
| #define HAVE_FID 1 |
| |
| static __inline__ int |
| platform_discard_blocks(int fd, uint64_t start, uint64_t len) |
| { |
| return 0; |
| } |
| |
| /* |
| * POSIX timer replacement. |
| * It really just do the minimum we need for xfs_repair. |
| * Also, as setitimer can't create multiple timers, |
| * the timerid things are useless - we have only one ITIMER_REAL |
| * timer. |
| */ |
| #define CLOCK_REALTIME ITIMER_REAL |
| #define itimerspec itimerval |
| typedef uint64_t timer_t; |
| typedef double timer_c; |
| typedef clock_id_t clockid_t; |
| |
| |
| static inline int timer_create (clockid_t __clock_id, |
| struct sigevent *__restrict __evp, |
| timer_t *__restrict timer) |
| { |
| // set something, to initialize the variable, just in case |
| *timer = 0; |
| return 0; |
| } |
| |
| static inline int timer_settime (timer_t timerid, int flags, |
| const struct itimerspec *__restrict timerspec, |
| struct itimerspec *__restrict ovalue) |
| { |
| return setitimer(ITIMER_REAL, timerspec, ovalue); |
| } |
| |
| static inline int timer_delete (timer_t timerid) |
| { |
| struct itimerspec timespec; |
| |
| timespec.it_interval.tv_sec=0; |
| timespec.it_interval.tv_usec=0; |
| timespec.it_value.tv_sec=0; |
| timespec.it_value.tv_usec=0; |
| |
| return setitimer(ITIMER_REAL, ×pec, NULL); |
| } |
| |
| static inline int timer_gettime (timer_t timerid, struct itimerspec *value) |
| { |
| return getitimer(ITIMER_REAL, value); |
| } |
| |
| /* FSR */ |
| |
| # include <sys/mount.h> |
| # include <sys/param.h> |
| #include <sys/ucred.h> |
| #include <errno.h> |
| #define _PATH_MOUNTED "/etc/mtab" |
| |
| struct mntent |
| { |
| char *mnt_fsname; |
| char *mnt_dir; |
| char *mnt_type; |
| char *mnt_opts; |
| int mnt_freq; |
| int mnt_passno; |
| }; |
| |
| static inline void mntinfo2mntent (struct statfs * stats, struct mntent * mnt) { |
| mnt->mnt_fsname = stats->f_mntfromname; |
| mnt->mnt_dir = stats->f_mntonname; |
| mnt->mnt_type = stats->f_fstypename; |
| } |
| |
| |
| |
| /** |
| * Abstraction of mountpoints. |
| */ |
| struct mntent_cursor { |
| FILE *mtabp; |
| struct statfs *stats; |
| int count; |
| int i; |
| }; |
| |
| /** |
| * OS X uses getmntinfo, which doesn't use a mtab file. So we just ignore it. |
| */ |
| static inline int platform_mntent_open(struct mntent_cursor * cursor, char *mtab) |
| { |
| if ((cursor->count = getmntinfo(&cursor->stats, 0)) < 0) { |
| fprintf(stderr, "Error: getmntinfo() failed: %s\n", strerror(errno)); |
| return 1; |
| } |
| cursor->i = 0; |
| return 0; |
| } |
| |
| static inline struct mntent * platform_mntent_next(struct mntent_cursor * cursor) |
| { |
| struct mntent * t = NULL; |
| if (cursor->i >= cursor->count){ |
| return NULL; |
| } |
| mntinfo2mntent(&cursor->stats[cursor->i], t); |
| cursor->i++; |
| return t; |
| } |
| |
| static inline void platform_mntent_close(struct mntent_cursor * cursor) |
| { |
| cursor->count = 0; |
| cursor->i = 0; |
| } |
| |
| /* check whether we have to define FS_IOC_FS[GS]ETXATTR ourselves */ |
| #ifndef HAVE_FSXATTR |
| struct fsxattr { |
| __u32 fsx_xflags; /* xflags field value (get/set) */ |
| __u32 fsx_extsize; /* extsize field value (get/set)*/ |
| __u32 fsx_nextents; /* nextents field value (get) */ |
| __u32 fsx_projid; /* project identifier (get/set) */ |
| __u32 fsx_cowextsize; /* cow extsize field value (get/set) */ |
| unsigned char fsx_pad[8]; |
| }; |
| |
| /* |
| * Flags for the fsx_xflags field |
| */ |
| #define FS_XFLAG_REALTIME 0x00000001 /* data in realtime volume */ |
| #define FS_XFLAG_PREALLOC 0x00000002 /* preallocated file extents */ |
| #define FS_XFLAG_IMMUTABLE 0x00000008 /* file cannot be modified */ |
| #define FS_XFLAG_APPEND 0x00000010 /* all writes append */ |
| #define FS_XFLAG_SYNC 0x00000020 /* all writes synchronous */ |
| #define FS_XFLAG_NOATIME 0x00000040 /* do not update access time */ |
| #define FS_XFLAG_NODUMP 0x00000080 /* do not include in backups */ |
| #define FS_XFLAG_RTINHERIT 0x00000100 /* create with rt bit set */ |
| #define FS_XFLAG_PROJINHERIT 0x00000200 /* create with parents projid */ |
| #define FS_XFLAG_NOSYMLINKS 0x00000400 /* disallow symlink creation */ |
| #define FS_XFLAG_EXTSIZE 0x00000800 /* extent size allocator hint */ |
| #define FS_XFLAG_EXTSZINHERIT 0x00001000 /* inherit inode extent size */ |
| #define FS_XFLAG_NODEFRAG 0x00002000 /* do not defragment */ |
| #define FS_XFLAG_FILESTREAM 0x00004000 /* use filestream allocator */ |
| #define FS_XFLAG_DAX 0x00008000 /* use DAX for IO */ |
| #define FS_XFLAG_HASATTR 0x80000000 /* no DIFLAG for this */ |
| |
| #define FS_IOC_FSGETXATTR _IOR ('X', 31, struct fsxattr) |
| #define FS_IOC_FSSETXATTR _IOW ('X', 32, struct fsxattr) |
| |
| #endif |
| |
| #ifndef FS_XFLAG_COWEXTSIZE |
| #define FS_XFLAG_COWEXTSIZE 0x00010000 /* CoW extent size allocator hint */ |
| #endif |
| |
| #endif /* __XFS_DARWIN_H__ */ |