diff options
Diffstat (limited to 'libexec/ypxfr')
| -rw-r--r-- | libexec/ypxfr/ypxfr_main.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/libexec/ypxfr/ypxfr_main.c b/libexec/ypxfr/ypxfr_main.c index 6e42c05..1c905cc 100644 --- a/libexec/ypxfr/ypxfr_main.c +++ b/libexec/ypxfr/ypxfr_main.c @@ -29,7 +29,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: ypxfr_main.c,v 1.8 1997/02/22 14:22:48 peter Exp $ + * $Id: ypxfr_main.c,v 1.9 1997/03/28 15:48:21 imp Exp $ */ #include <stdio.h> #include <stdlib.h> @@ -51,7 +51,7 @@ struct dom_binding {}; #include "ypxfr_extern.h" #ifndef lint -static const char rcsid[] = "$Id: ypxfr_main.c,v 1.8 1997/02/22 14:22:48 peter Exp $"; +static const char rcsid[] = "$Id: ypxfr_main.c,v 1.9 1997/03/28 15:48:21 imp Exp $"; #endif char *progname = "ypxfr"; @@ -133,10 +133,26 @@ int ypxfr_foreach(status, key, keylen, val, vallen, data) if (status != YP_TRUE) return (status); - dbkey.data = key; - dbkey.size = keylen; - dbval.data = val; - dbval.size = vallen; + /* + * XXX Do not attempt to write zero-length keys or + * data into a Berkeley DB hash database. It causes a + * strange failure mode where sequential searches get + * caught in an infinite loop. + */ + if (keylen) { + dbkey.data = key; + dbkey.size = keylen; + } else { + dbkey.data = ""; + dbkey.size = 1; + } + if (vallen) { + dbval.data = val; + dbval.size = vallen; + } else { + dbval.data = ""; + dbval.size = 1; + } if (yp_put_record(dbp, &dbkey, &dbval, 0) != YP_TRUE) return(yp_errno); |
