diff options
Diffstat (limited to 'ufs')
| -rw-r--r-- | ufs/Makefile | 2 | ||||
| -rw-r--r-- | ufs/ufs.h | 34 | ||||
| -rw-r--r-- | ufs/xinl.c | 2 |
3 files changed, 29 insertions, 9 deletions
diff --git a/ufs/Makefile b/ufs/Makefile index 02cf38ba..cf5c40d7 100644 --- a/ufs/Makefile +++ b/ufs/Makefile @@ -21,7 +21,7 @@ makemode := server target = ufs SRCS = alloc.c consts.c dir.c hyper.c inode.c main.c pager.c \ - sizes.c subr.c tables.c bmap.c pokeloc.c + sizes.c subr.c tables.c bmap.c pokeloc.c xinl.c LCLHDRS = ufs.h fs.h dinode.h dir.h OBJS = $(SRCS:.c=.o) @@ -25,9 +25,16 @@ #include <hurd/diskfs.h> #include <sys/mman.h> #include <assert.h> +#include <features.h> #include "fs.h" #include "dinode.h" +#ifdef UFS_DEFINE_EI +#define UFS_EI +#else +#define UFS_EI __extern_inline +#endif + /* Define this if memory objects should not be cached by the kernel. Normally, don't define it, but defining it causes a much greater rate of paging requests, which may be helpful in catching bugs. */ @@ -150,8 +157,18 @@ unsigned log2_dev_blocks_per_dev_bsize; /* Functions for looking inside disk_image */ +extern struct dinode * dino (ino_t inum); +extern daddr_t * indir_block (daddr_t bno); +extern struct cg * cg_locate (int ncg); +extern void sync_disk_blocks (daddr_t blkno, size_t nbytes, int wait); +extern void sync_dinode (int inum, int wait); +extern short swab_short (short arg); +extern long swab_long (long arg); +extern long long swab_long_long (long long arg); + +#if defined(__USE_EXTERN_INLINES) || defined(UFS_DEFINE_EI) /* Convert an inode number to the dinode on disk. */ -extern inline struct dinode * +UFS_EI struct dinode * dino (ino_t inum) { return (struct dinode *) @@ -161,28 +178,28 @@ dino (ino_t inum) } /* Convert a indirect block number to a daddr_t table. */ -extern inline daddr_t * +UFS_EI daddr_t * indir_block (daddr_t bno) { return (daddr_t *) (disk_image + fsaddr (sblock, bno)); } /* Convert a cg number to the cylinder group. */ -extern inline struct cg * +UFS_EI struct cg * cg_locate (int ncg) { return (struct cg *) (disk_image + fsaddr (sblock, cgtod (sblock, ncg))); } /* Sync part of the disk */ -extern inline void +UFS_EI void sync_disk_blocks (daddr_t blkno, size_t nbytes, int wait) { pager_sync_some (diskfs_disk_pager, fsaddr (sblock, blkno), nbytes, wait); } /* Sync an disk inode */ -extern inline void +UFS_EI void sync_dinode (int inum, int wait) { sync_disk_blocks (ino_to_fsba (sblock, inum), sblock->fs_fsize, wait); @@ -190,26 +207,27 @@ sync_dinode (int inum, int wait) /* Functions for byte swapping */ -extern inline short +UFS_EI short swab_short (short arg) { return (((arg & 0xff) << 8) | ((arg & 0xff00) >> 8)); } -extern inline long +UFS_EI long swab_long (long arg) { return (((long) swab_short (arg & 0xffff) << 16) | swab_short ((arg & 0xffff0000) >> 16)); } -extern inline long long +UFS_EI long long swab_long_long (long long arg) { return (((long long) swab_long (arg & 0xffffffff) << 32) | swab_long ((arg & 0xffffffff00000000LL) >> 32)); } +#endif /* Use extern inlines. */ /* Return ENTRY, after byteswapping it if necessary */ #define read_disk_entry(entry) \ diff --git a/ufs/xinl.c b/ufs/xinl.c new file mode 100644 index 00000000..7994a1f7 --- /dev/null +++ b/ufs/xinl.c @@ -0,0 +1,2 @@ +#define UFS_DEFINE_EI +#include "ufs.h" |