4 * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
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115 #include <sys/time.h>
116 #include <sympathy.h>
117 #include "mainloop.h"
134 get_status (TTY * t, Clients * cs)
136 static struct timeval last_cd_edge = { 0 };
137 static int last_cd_state = -1;
139 struct timeval now, dif;
141 TTY_Status tty_status = { 0 };
144 tty_get_status (t, &tty_status);
146 status.bootstrap = 1;
149 status.nclients = cs->n;
153 status.lines = tty_status.lines;
154 status.baud = tty_status.baud;
155 status.crtscts = (tty_status.termios.c_cflag & CRTSCTS) ? 1 : 0;
156 status.blocked = tty_status.blocked;
158 cd = (tty_status.lines & TIOCM_CD) ? 1 : 0;
160 if (cd != last_cd_state) {
161 gettimeofday (&last_cd_edge, NULL);
165 gettimeofday (&now, NULL);
166 timersub (&now, &last_cd_edge, &dif);
167 status.cd_edge_sec = dif.tv_sec;
218 log_line_changes (Context * ctx, int old, int new)
222 char buf[1024], *ptr = buf;
230 n = "<Modem lines changed:";
239 *(ptr++) = (new & c) ? '+' : '-';
240 n = line_to_name (c);
251 ctx->l->log (ctx->l, buf);
256 do_line (char *ptr, int lines, int line)
262 lname = line_to_name (line);
266 *(ptr++) = *(lname++);
274 check_status (Context * c, Clients * cs)
276 static Status old_status = { 0 };
282 status = get_status (c->t, cs);
283 if (!memcmp (&status, &old_status, sizeof (status)))
286 log_line_changes (c, old_status.lines, status.lines);
290 ptr += sprintf (ptr, "CTRL-B ");
293 if (!strncmp (t, "/dev/", 5))
298 ptr += sprintf (ptr, " %db", status.baud);
300 ptr = do_line (ptr, status.lines, TIOCM_RTS);
301 ptr = do_line (ptr, status.lines, TIOCM_CTS);
302 ptr = do_line (ptr, status.lines, TIOCM_DTR);
303 ptr = do_line (ptr, status.lines, TIOCM_DSR);
304 ptr = do_line (ptr, status.lines, TIOCM_RI);
305 ptr = do_line (ptr, status.lines, TIOCM_CD);
307 if (status.blocked) {
313 if (status.crtscts) {
319 if (status.lines & TIOCM_CD) {
321 sprintf (ptr, ", On %d.%d", status.cd_edge_sec / 60,
322 status.cd_edge_sec % 60);
325 sprintf (ptr, ", Off %d.%d", status.cd_edge_sec / 60,
326 status.cd_edge_sec % 60);
331 sprintf (ptr, ", %d client%s", status.nclients,
332 (status.nclients == 1) ? "" : "s");
334 if (c->tp->biterrs) {
337 sprintf (ptr, ", %d err%s", c->tp->biterrs,
338 (c->tp->biterrs == 1) ? "" : "s");
340 if (c->tp->guessed_baud == -1) {
341 ptr += sprintf (ptr, " try higher");
342 } else if (c->tp->guessed_baud > 0) {
343 ptr += sprintf (ptr, " try %db", c->tp->guessed_baud);
350 log_f (c->l, "%s:%d %s", __FILE__, __LINE__, buf);
354 send_status (cs, buf);
356 cmd_new_status (c->d, c, buf);
362 msg_from_server (ANSI * a, IPC_Msg * m, Context * c)
364 switch (m->hdr.type) {
366 case IPC_MSG_TYPE_NOOP:
368 case IPC_MSG_TYPE_DEBUG:
369 // fprintf (stderr,"%p [%d] %s\n", m, m->hdr.size , m->debug.msg );
371 case IPC_MSG_TYPE_HISTORY:
372 history_add (c->h, m->history.history.line);
374 case IPC_MSG_TYPE_VT102:
375 if (sizeof (VT102) != m->vt102.len)
378 *(c->v) = m->vt102.vt102;
381 a->one_shot (a, &c->v->crt);
385 case IPC_MSG_TYPE_TERM:
386 tty_parse (c, m->term.term, m->term.len);
388 case IPC_MSG_TYPE_STATUS:
389 cmd_new_status (c->d, c, m->status.status);
392 fprintf (stderr, "Unhandeled message type %d\n", m->hdr.type);
399 mainloop (TTY * tty, Socket * server_socket, Socket * client_socket,
400 ANSI * ansi, Log * log, int nhistory, CRT_Pos * size)
408 c.tp = tty_parser_new ();
411 c.v = vt102_new (size);
412 c.h = history_new (nhistory);
414 /* are we being fed by a tty or a socket */
418 c.k = keydis_ipc_new (client_socket);
423 c.k = keydis_vt102_new ();
426 /* do we have an upstream terminal to talk to */
427 /* if so start a command parser */
441 clients = clients_new ();
447 struct timeval tv = { 0, 250000 };
449 if ((c.d) && (c.d->disconnect))
452 /*update the status lines, locally or remotely */
454 check_status (&c, clients);
460 tty_pre_select (c.t, &rfds, &wfds);
463 FD_SET (server_socket->fd, &rfds);
464 clients_pre_select (clients, &rfds, &wfds);
468 socket_pre_select (client_socket, &rfds, &wfds);
470 if (ansi && ansi->terminal)
471 tty_pre_select (ansi->terminal, &rfds, &wfds);
473 select (FD_SETSIZE, &rfds, &wfds, NULL, &tv);
475 /*any message from clients, or new connexions */
477 Socket *new_client_socket;
478 if (FD_ISSET (server_socket->fd, &rfds)
479 && ((new_client_socket = socket_accept (server_socket)))) {
482 /*New client connexion */
483 new_client = clients_new_client (clients, new_client_socket, &c);
485 send_history (c.h, new_client);
486 send_vt102 (c.v, new_client);
491 clients_post_select (clients, &c, &rfds, &wfds);
494 /*any data from the port */
495 if (c.t && FD_ISSET (c.t->rfd, &rfds)) {
496 char buf[IPC_MAX_BUF];
499 red = c.t->recv (c.t, buf, sizeof (buf));
506 send_output (clients, buf, red);
507 tty_parse (&c, buf, red);
513 /*any data from the server */
516 if (socket_post_select (client_socket, &rfds, &wfds))
519 while (client_socket->msg) {
520 if (msg_from_server (ansi, client_socket->msg, &c))
523 socket_consume_msg (client_socket);
530 /*update our local screen */
533 ansi->dispatch (ansi, &c);
536 ansi->update (ansi, &c);
541 clients_shutdown (clients);