7 /*----- for all comms -----*/
9 struct comm_notify_entry {
12 LIST_ENTRY(comm_notify_entry) entry;
14 LIST_HEAD(comm_notify_list, comm_notify_entry) notify;
16 struct commcommon { /* must be first so that void* is comm_common* */
20 struct comm_notify_list notify;
21 struct buffer_if *rbuf;
24 void comm_request_notify(void *commst, void *nst, comm_notify_fn *fn);
25 void comm_release_notify(void *commst, void *nst, comm_notify_fn *fn);
27 bool_t comm_notify(struct comm_notify_list *notify, struct buffer_if *buf,
28 const struct comm_addr *ca);
29 /* Either: returns True, with message delivered and buffer freed.
30 * Or: False, if no-one wanted it - buffer still allocd'd.
31 * Ie, like comm_notify_fn. */
33 void comm_apply(struct commcommon *cc);
35 #define COMM_APPLY(st,cc,prefix,desc,loc) \
36 (st)=safe_malloc(sizeof(*(st)), desc "_apply"); \
38 (cc)->cl.description=desc; \
39 (cc)->ops.sendmsg=prefix##sendmsg; \
40 (cc)->ops.addr_to_string=prefix##addr_to_string; \
42 /* Expects in scope: prefix##sendmsg, prefix##addr_to_string. */
44 #define COMM_APPLY_STANDARD(st,cc,desc,args) \
45 item_t *item=list_elem(args,0); \
46 if (!item || item->type!=t_dict) { \
47 cfgfatal((cc)->loc,desc,"first argument must be a dictionary\n"); \
49 dict_t *d=item->data.dict; \
50 (cc)->rbuf=find_cl_if(d,"buffer",CL_BUFFER,True,desc,(cc)->loc)
52 /*----- for udp-based comms -----*/
54 #define UDP_MAX_SOCKETS 3 /* 2 ought to do really */
63 struct udpsock socks[UDP_MAX_SOCKETS];
74 int udp_socks_beforepoll(struct udpsocks *s,
75 struct pollfd *fds, int *nfds_io,
78 void udp_socks_afterpoll(struct udpcommon *u, struct udpsocks *s,
79 struct pollfd *fds, int nfds);
81 #define UDP_APPLY_STANDARD(st,uc,desc) \
82 (uc)->use_proxy=False; \
83 (uc)->authbind=NULL; \
84 (uc)->port=dict_read_number(d,"port",True,"udp",(uc)->cc.loc,0)
85 /* Expects in scope: dict_t *d=...; */
87 #endif /*COMM_COMMON_H*/