diff options
| author | wpaul <wpaul@FreeBSD.org> | 1997-04-10 13:48:59 +0000 |
|---|---|---|
| committer | wpaul <wpaul@FreeBSD.org> | 1997-04-10 13:48:59 +0000 |
| commit | 261bc7b5748c505961797f88858cc5dd45f7f6ae (patch) | |
| tree | 9e0d83c41809715d969252e36ecd103efc28dde0 /usr.sbin/rpc.ypxfrd | |
| parent | d276e13d26bfc0ec77707ee42b13aca1bdb75b83 (diff) | |
| download | FreeBSD-src-261bc7b5748c505961797f88858cc5dd45f7f6ae.zip FreeBSD-src-261bc7b5748c505961797f88858cc5dd45f7f6ae.tar.gz | |
Add extra paranoia test. In theory this doesn't really gain you anything,
but the extra warning message could be useful.
Diffstat (limited to 'usr.sbin/rpc.ypxfrd')
| -rw-r--r-- | usr.sbin/rpc.ypxfrd/ypxfrd_server.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/usr.sbin/rpc.ypxfrd/ypxfrd_server.c b/usr.sbin/rpc.ypxfrd/ypxfrd_server.c index 85d1da2..bfac1b1 100644 --- a/usr.sbin/rpc.ypxfrd/ypxfrd_server.c +++ b/usr.sbin/rpc.ypxfrd/ypxfrd_server.c @@ -29,12 +29,12 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id$ + * $Id: ypxfrd_server.c,v 1.4 1997/02/22 16:13:03 peter Exp $ */ #include "ypxfrd.h" #ifndef lint -static const char rcsid[] = "$Id$"; +static const char rcsid[] = "$Id: ypxfrd_server.c,v 1.4 1997/02/22 16:13:03 peter Exp $"; #endif /* not lint */ #include <stdio.h> @@ -89,10 +89,20 @@ ypxfrd_getmap_1_svc(ypxfr_mapname *argp, struct svc_req *rqstp) { static struct xfr result; char buf[MAXPATHLEN]; + struct sockaddr_in *rqhost; result.ok = FALSE; result.xfr_u.xfrstat = XFR_DENIED; + rqhost = svc_getcaller(rqstp->rq_xprt); + + if (ntohs(rqhost->sin_port) >= IPPORT_RESERVED) { + yp_error("%s:%d didn't use reserved port -- rejecting", + inet_ntoa(rqhost->sin_addr), + ntohs(rqhost->sin_port)); + return(&result); + } + if (yp_validdomain(argp->xfrdomain)) { return(&result); } |
