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author | Laurent Bercot <ska-skaware@skarnet.org> | 2021-06-29 12:23:00 +0000 |
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committer | Laurent Bercot <ska@appnovation.com> | 2021-06-29 12:23:00 +0000 |
commit | e0bc74ff013a3628b17911be624d17067259c07b (patch) | |
tree | 15c09e28a4752288c992ca89301aad7309f4e37c /src/libstddjb/cdb_read.c | |
parent | f602d80a10b4d62a8090af8c8b6b8fe17c9ea8a8 (diff) | |
download | skalibs-e0bc74ff013a3628b17911be624d17067259c07b.tar.xz |
cdb always mmaps
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/libstddjb/cdb_read.c')
-rw-r--r-- | src/libstddjb/cdb_read.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/src/libstddjb/cdb_read.c b/src/libstddjb/cdb_read.c index 1d2f491..1fb15da 100644 --- a/src/libstddjb/cdb_read.c +++ b/src/libstddjb/cdb_read.c @@ -1,24 +1,14 @@ /* ISC license. */ -#include <unistd.h> #include <string.h> #include <errno.h> -#include <skalibs/allreadwrite.h> #include <skalibs/cdb.h> #include <skalibs/posixishard.h> int cdb_read (struct cdb *c, char *buf, unsigned int len, uint32_t pos) { - if (c->map) - { - if ((pos > c->size) || (c->size - pos < len)) return (errno = EPROTO, -1) ; - memcpy(buf, c->map + pos, len) ; - } - else - { - if (lseek(c->fd, pos, SEEK_SET) < 0) return -1 ; - if (allread(c->fd, buf, len) < len) return -1 ; - } + if ((pos > c->size) || (c->size - pos < len)) return (errno = EPROTO, -1) ; + memcpy(buf, c->map + pos, len) ; return 0 ; } |