2 * Copyright (C) 1994, Index Data I/S
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.2 1995-03-14 10:28:03 quinn
8 * More work on demo server.
10 * Revision 1.1 1995/03/10 18:22:45 quinn
11 * The rudiments of an asynchronous server.
16 * Simple, static server. I wouldn't advise a static server unless you
17 * really have to, but it's great for debugging memory management. :)
33 * handle incoming connect requests.
35 void listener(IOCHAN h, int event)
37 COMSTACK line = (COMSTACK) iochan_getdata(h);
40 if (event == EVENT_INPUT)
42 if (cs_listen(line, 0, 0) < 0)
44 if (cs_errno(line) == CSNODATA)
46 fprintf(stderr, "cs_listen failed.\n");
49 iochan_setflags(h, EVENT_OUTPUT); /* set us up for accepting */
51 else if (event == EVENT_OUTPUT)
56 if (!(new_line = cs_accept(line)))
58 fprintf(stderr, "Accept failed.\n");
61 if (!(new_chan = iochan_create(cs_fileno(new_line), ir_session,
64 fprintf(stderr, "Failed to create iochan\n");
67 if (!(newas = create_association(new_chan, new_line)))
69 fprintf(stderr, "Failed to create new assoc.\n");
72 iochan_setdata(h, newas);
73 iochan_setflags(h, EVENT_INPUT); /* reset for listening */
77 fprintf(stderr, "Bad event on listener.\n");
83 * Set up a listening endpoint, and give it to the event-handler.
85 void add_listener(char *where)
89 char mode[100], addr[100];
93 if (!where || sscanf(where, "%[^:]:%s", mode, addr) != 2)
95 fprintf(stderr, "%s: Address format: ('tcp'|'osi')':'<address>.\n",
99 if (!strcmp(mode, "tcp"))
101 if (!(ap = tcpip_strtoaddr(addr)))
103 fprintf(stderr, "Address resolution failed for TCP.\n");
109 else if (!strcmp(mode, "osi"))
111 if (!(ap = mosi_strtoaddr(addr)))
113 fprintf(stderr, "Address resolution failed for TCP.\n");
121 fprintf(stderr, "You must specify either 'osi:' or 'tcp:'.\n");
124 if (!(l = cs_create(type, 1)))
126 fprintf(stderr, "Failed to create listener\n");
129 if (cs_bind(l, ap, CS_SERVER) < 0)
131 fprintf(stderr, "Failed to bind.\n");
135 if (!(lst = iochan_create(cs_fileno(l), listener, EVENT_INPUT)))
137 fprintf(stderr, "Failed to create IOCHAN-type\n");
140 iochan_setdata(lst, l);
143 int main(int argc, char **argv)
145 int ret, listeners = 0;
148 while ((ret = options("l:", argv, argc, &arg)) != -2)
151 case 0: me = arg; break;
152 case 'l': add_listener(arg); listeners++; break;
154 fprintf(stderr, "Usage: %s [-l <listener-addr>]\n", me);
159 fprintf(stderr, "%s: Must specify at least one listener.\n", me);