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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2021-06-29 12:23:00 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska@appnovation.com> | 2021-06-29 12:23:00 +0000 |
| commit | e0bc74ff013a3628b17911be624d17067259c07b (patch) | |
| tree | 15c09e28a4752288c992ca89301aad7309f4e37c /src/include | |
| parent | f602d80a10b4d62a8090af8c8b6b8fe17c9ea8a8 (diff) | |
| download | skalibs-e0bc74ff013a3628b17911be624d17067259c07b.tar.xz | |
cdb always mmaps
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/skalibs/cdb.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/include/skalibs/cdb.h b/src/include/skalibs/cdb.h index 52e72ee..20d3903 100644 --- a/src/include/skalibs/cdb.h +++ b/src/include/skalibs/cdb.h @@ -13,8 +13,7 @@ extern uint32_t cdb_hash (char const *, unsigned int) gccattr_pure ; typedef struct cdb cdb_t, *cdb_t_ref ; struct cdb { - char *map ; /* 0 if no map */ - int fd ; /* -1 if uninitted, negative if mapped, nonnegative if nomapped */ + char *map ; uint32_t size ; /* initialized if map is nonzero */ uint32_t loop ; /* number of hash slots searched under this key */ uint32_t khash ; /* initialized if loop is nonzero */ @@ -25,13 +24,13 @@ struct cdb uint32_t dlen ; /* initialized if cdb_findnext() returns 1 */ } ; -#define CDB_ZERO { .map = 0, .fd = -1, .size = 0, .loop = 0, .khash = 0, .kpos = 0, .hpos = 0, .hslots = 0, .dpos = 0, .dlen = 0 } +#define CDB_ZERO { .map = 0, .size = 0, .loop = 0, .khash = 0, .kpos = 0, .hpos = 0, .hslots = 0, .dpos = 0, .dlen = 0 } extern struct cdb const cdb_zero ; extern void cdb_free (struct cdb *) ; -#define cdb_init(c, fd) (cdb_init_map(c, (fd), 1) ? 0 : -1) -extern int cdb_init_map (struct cdb *, int fd, int) ; +#define cdb_init_map(c, fd, domap) (!cdb_init(c, fd)) +extern int cdb_init (struct cdb *, int fd) ; extern int cdb_mapfile (struct cdb *, char const *) ; extern int cdb_read (struct cdb *, char *, unsigned int, uint32_t) ; #define cdb_findstart(c) ((c)->loop = 0) |