aboutsummaryrefslogtreecommitdiff
path: root/nscd
diff options
context:
space:
mode:
Diffstat (limited to 'nscd')
-rw-r--r--nscd/nscd.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/nscd/nscd.c b/nscd/nscd.c
index 35e48ca348..f6b22d4179 100644
--- a/nscd/nscd.c
+++ b/nscd/nscd.c
@@ -39,6 +39,7 @@
#include <sys/mman.h>
#include <sys/socket.h>
#include <sys/stat.h>
+#include <sys/uio.h>
#include <sys/un.h>
#include "dbg_log.h"
@@ -304,12 +305,14 @@ parse_opt (int key, char *arg, struct argp_state *state)
else
{
int sock = nscd_open_socket ();
- request_header req;
- ssize_t nbytes;
if (sock == -1)
exit (EXIT_FAILURE);
+ request_header req;
+ ssize_t nbytes;
+ struct iovec iov[2];
+
if (strcmp (arg, "passwd") == 0)
req.key_len = sizeof "passwd";
else if (strcmp (arg, "group") == 0)
@@ -321,19 +324,18 @@ parse_opt (int key, char *arg, struct argp_state *state)
req.version = NSCD_VERSION;
req.type = INVALIDATE;
- nbytes = TEMP_FAILURE_RETRY (write (sock, &req,
- sizeof (request_header)));
- if (nbytes != sizeof (request_header))
- {
- close (sock);
- exit (EXIT_FAILURE);
- }
- nbytes = TEMP_FAILURE_RETRY (write (sock, (void *)arg, req.key_len));
+ iov[0].iov_base = &req;
+ iov[0].iov_len = sizeof (req);
+ iov[1].iov_base = (void *) key;
+ iov[1].iov_len = req.key_len;
+
+ nbytes = TEMP_FAILURE_RETRY (writev (sock, iov, 2));
close (sock);
- exit (nbytes != req.key_len ? EXIT_FAILURE : EXIT_SUCCESS);
+ exit (nbytes != iov[0].iov_len + iov[1].iov_len
+ ? EXIT_FAILURE : EXIT_SUCCESS);
}
case 't':