* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
+ * 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
#define UDP_TTL 0x60
#define UDP_UDPDATALEN 16192
-extern struct socket *udp_last_so;
-
/*
* Udp protocol header.
* Per RFC 768, September, 1981.
#define ui_ulen ui_u.uh_ulen
#define ui_sum ui_u.uh_sum
-#ifdef LOG_ENABLED
-struct udpstat {
- /* input statistics: */
- u_long udps_ipackets; /* total input packets */
- u_long udps_hdrops; /* packet shorter than header */
- u_long udps_badsum; /* checksum error */
- u_long udps_badlen; /* data length larger than packet */
- u_long udps_noport; /* no socket on port */
- u_long udps_noportbcast; /* of above, arrived as broadcast */
- u_long udps_fullsock; /* not delivered, input socket full */
- u_long udpps_pcbcachemiss; /* input packets missing pcb cache */
- /* output statistics: */
- u_long udps_opackets; /* total output packets */
-};
-#endif
-
/*
* Names for UDP sysctl objects
*/
#define UDPCTL_CHECKSUM 1 /* checksum UDP packets */
#define UDPCTL_MAXID 2
-#ifdef LOG_ENABLED
-extern struct udpstat udpstat;
-#endif
-
-extern struct socket udb;
struct mbuf;
-void udp_init _P((void));
-void udp_input _P((register struct mbuf *, int));
-int udp_output _P((struct socket *, struct mbuf *, struct sockaddr_in *));
-int udp_attach _P((struct socket *));
-void udp_detach _P((struct socket *));
-struct socket * udp_listen _P((u_int, u_int32_t, u_int, int));
+void udp_init(Slirp *);
+void udp_input(register struct mbuf *, int);
+int udp_output(struct socket *, struct mbuf *, struct sockaddr_in *);
+int udp_attach(struct socket *);
+void udp_detach(struct socket *);
+struct socket * udp_listen(Slirp *, u_int32_t, u_int, u_int32_t, u_int,
+ int);
int udp_output2(struct socket *so, struct mbuf *m,
struct sockaddr_in *saddr, struct sockaddr_in *daddr,
int iptos);