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authorpaul <paul>2005-06-03 17:46:49 +0000
committerpaul <paul>2005-06-03 17:46:49 +0000
commita4e987e0b0b264bd3898f567cb7efec9b155d740 (patch)
tree42ec82321bcabe0829090710206556155dd89db9 /ripd
parenta6570ee42f9d3a597c33b73931da5294b43b71ba (diff)
2005-06-03 Paul Jakma <paul.jakma@sun.com>
* ripd.c: (rip_create_socket) move it up so rip_send_packet can use it too.
Diffstat (limited to 'ripd')
-rw-r--r--ripd/ChangeLog5
-rw-r--r--ripd/ripd.c113
2 files changed, 61 insertions, 57 deletions
diff --git a/ripd/ChangeLog b/ripd/ChangeLog
index 5d2c1644..ebd93255 100644
--- a/ripd/ChangeLog
+++ b/ripd/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-03 Paul Jakma <paul.jakma@sun.com>
+
+ * ripd.c: (rip_create_socket) move it up so rip_send_packet
+ can use it too.
+
2005-06-01 Paul Jakma <paul.jakma@sun.com>
* rip_interface.c: Fix authentication, no-auth impossible to specify
diff --git a/ripd/ripd.c b/ripd/ripd.c
index 4723ebe0..c40e2ace 100644
--- a/ripd/ripd.c
+++ b/ripd/ripd.c
@@ -1319,6 +1319,62 @@ rip_response_process (struct rip_packet *packet, int size,
}
}
+/* Make socket for RIP protocol. */
+int
+rip_create_socket ()
+{
+ int ret;
+ int sock;
+ struct sockaddr_in addr;
+ struct servent *sp;
+
+ memset (&addr, 0, sizeof (struct sockaddr_in));
+
+ /* Set RIP port. */
+ sp = getservbyname ("router", "udp");
+ if (sp)
+ addr.sin_port = sp->s_port;
+ else
+ addr.sin_port = htons (RIP_PORT_DEFAULT);
+
+ /* Address shoud be any address. */
+ addr.sin_family = AF_INET;
+ addr.sin_addr.s_addr = INADDR_ANY;
+
+ /* Make datagram socket. */
+ sock = socket (AF_INET, SOCK_DGRAM, 0);
+ if (sock < 0)
+ {
+ zlog_err("Cannot create UDP socket: %s", safe_strerror(errno));
+ exit (1);
+ }
+
+ sockopt_broadcast (sock);
+ sockopt_reuseaddr (sock);
+ sockopt_reuseport (sock);
+ setsockopt_so_recvbuf (sock, RIP_UDP_RCV_BUF);
+#ifdef RIP_RECVMSG
+ setsockopt_pktinfo (sock);
+#endif /* RIP_RECVMSG */
+
+ if (ripd_privs.change (ZPRIVS_RAISE))
+ zlog_err ("rip_create_socket: could not raise privs");
+ ret = bind (sock, (struct sockaddr *) & addr, sizeof (addr));
+ if (ret < 0)
+ {
+ int save_errno = errno;
+ if (ripd_privs.change (ZPRIVS_LOWER))
+ zlog_err ("rip_create_socket: could not lower privs");
+ zlog_err("cannot bind to port %d: %s",
+ (int)ntohs(addr.sin_port), safe_strerror(save_errno));
+ return ret;
+ }
+ if (ripd_privs.change (ZPRIVS_LOWER))
+ zlog_err ("rip_create_socket: could not lower privs");
+
+ return sock;
+}
+
/* RIP packet send to destination address, on interface denoted by
* by connected argument. NULL to argument denotes destination should be
* should be RIP multicast group
@@ -2004,63 +2060,6 @@ rip_read (struct thread *t)
return len;
}
-/* Make socket for RIP protocol. */
-int
-rip_create_socket ()
-{
- int ret;
- int sock;
- struct sockaddr_in addr;
- struct servent *sp;
-
- memset (&addr, 0, sizeof (struct sockaddr_in));
-
- /* Set RIP port. */
- sp = getservbyname ("router", "udp");
- if (sp)
- addr.sin_port = sp->s_port;
- else
- addr.sin_port = htons (RIP_PORT_DEFAULT);
-
- /* Address shoud be any address. */
- addr.sin_family = AF_INET;
- addr.sin_addr.s_addr = INADDR_ANY;
-
- /* Make datagram socket. */
- sock = socket (AF_INET, SOCK_DGRAM, 0);
- if (sock < 0)
- {
- zlog_err("Cannot create UDP socket: %s", safe_strerror(errno));
- exit (1);
- }
-
- sockopt_broadcast (sock);
- sockopt_reuseaddr (sock);
- sockopt_reuseport (sock);
- setsockopt_so_recvbuf (sock, RIP_UDP_RCV_BUF);
-#ifdef RIP_RECVMSG
- setsockopt_pktinfo (sock);
-#endif /* RIP_RECVMSG */
-
- if (ripd_privs.change (ZPRIVS_RAISE))
- zlog_err ("rip_create_socket: could not raise privs");
- ret = bind (sock, (struct sockaddr *) & addr, sizeof (addr));
- if (ret < 0)
- {
- int save_errno = errno;
- if (ripd_privs.change (ZPRIVS_LOWER))
- zlog_err ("rip_create_socket: could not lower privs");
- zlog_err("cannot bind to port %d: %s",
- (int)ntohs(addr.sin_port), safe_strerror(save_errno));
- return ret;
- }
- if (ripd_privs.change (ZPRIVS_LOWER))
- zlog_err ("rip_create_socket: could not lower privs");
-
- return sock;
-}
-
-
/* Write routing table entry to the stream and return next index of
the routing table entry in the stream. */
int