struct ip_nat_protocol
{
- struct list_head list;
-
/* Protocol name */
const char *name;
const struct ip_nat_range *range);
};
+#define MAX_IP_NAT_PROTO 256
+extern struct ip_nat_protocol *ip_nat_protos[MAX_IP_NAT_PROTO];
+
/* Protocol registration. */
extern int ip_nat_protocol_register(struct ip_nat_protocol *proto);
extern void ip_nat_protocol_unregister(struct ip_nat_protocol *proto);
+static inline struct ip_nat_protocol *ip_nat_find_proto(u_int8_t protocol)
+{
+ return ip_nat_protos[protocol];
+}
+
+/* Built-in protocols. */
+extern struct ip_nat_protocol ip_nat_protocol_tcp;
+extern struct ip_nat_protocol ip_nat_protocol_udp;
+extern struct ip_nat_protocol ip_nat_protocol_icmp;
+extern struct ip_nat_protocol ip_nat_unknown_protocol;
+
extern int init_protocols(void) __init;
extern void cleanup_protocols(void);
extern struct ip_nat_protocol *find_nat_proto(u_int16_t protonum);