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Diffstat (limited to 'nis')
-rw-r--r--nis/ypclnt.c27
1 files changed, 11 insertions, 16 deletions
diff --git a/nis/ypclnt.c b/nis/ypclnt.c
index ab28e6002b..184e49de6d 100644
--- a/nis/ypclnt.c
+++ b/nis/ypclnt.c
@@ -74,7 +74,7 @@ yp_bind_client_create (const char *domain, dom_binding *ysd,
if (ysd->dom_client != NULL)
{
/* If the program exits, close the socket */
- if (fcntl (ysd->dom_socket, F_SETFD, 1) == -1)
+ if (fcntl (ysd->dom_socket, F_SETFD, FD_CLOEXEC) == -1)
perror ("fcntl: F_SETFD");
}
}
@@ -83,23 +83,18 @@ yp_bind_client_create (const char *domain, dom_binding *ysd,
static void
yp_bind_file (const char *domain, dom_binding *ysd)
{
- struct ypbind_resp ypbr;
- char path[sizeof (BINDINGDIR) + strlen (domain) + 10];
- struct iovec vec[2];
- unsigned short port;
- int fd;
+ char path[sizeof (BINDINGDIR) + strlen (domain) + 3 * sizeof (unsigned) + 3];
- sprintf (path, "%s/%s.%d", BINDINGDIR, domain, YPBINDVERS);
- fd = open (path, O_RDONLY);
+ snprintf (path, sizeof (path), "%s/%s.%u", BINDINGDIR, domain, YPBINDVERS);
+ int fd = open (path, O_RDONLY);
if (fd >= 0)
{
- /* We have a binding file and could save a RPC call */
- vec[0].iov_base = &port;
- vec[0].iov_len = sizeof (port);
- vec[1].iov_base = &ypbr;
- vec[1].iov_len = sizeof (ypbr);
+ /* We have a binding file and could save a RPC call. The file
+ contains a port number and the YPBIND_RESP record. The port
+ number (16 bits) can be ignored. */
+ struct ypbind_resp ypbr;
- if (readv (fd, vec, 2) == sizeof (port) + sizeof (ypbr))
+ if (pread (fd, &ypbr, sizeof (ypbr), 2) == sizeof (ypbr))
yp_bind_client_create (domain, ysd, &ypbr);
close (fd);
@@ -183,9 +178,9 @@ __yp_bind (const char *domain, dom_binding **ypdb)
}
#if USE_BINDINGDIR
- /* Try binding dir at first if we have no binding */
+ /* Try binding dir at first if we have no binding */
if (ysd->dom_client == NULL)
- yp_bind_file (domain, ysd);
+ yp_bind_file (domain, ysd);
#endif /* USE_BINDINGDIR */
if (ysd->dom_client == NULL)