Annotation of src/usr.bin/tmux/server-client.c, Revision 1.384
1.384 ! nicm 1: /* $OpenBSD: server-client.c,v 1.383 2021/08/21 17:25:32 nicm Exp $ */
1.1 nicm 2:
3: /*
1.181 nicm 4: * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
1.92 nicm 20: #include <sys/ioctl.h>
1.162 nicm 21: #include <sys/uio.h>
1.1 nicm 22:
1.114 benno 23: #include <errno.h>
1.12 nicm 24: #include <event.h>
1.1 nicm 25: #include <fcntl.h>
1.162 nicm 26: #include <imsg.h>
1.98 nicm 27: #include <paths.h>
28: #include <stdlib.h>
1.1 nicm 29: #include <string.h>
1.4 nicm 30: #include <time.h>
1.1 nicm 31: #include <unistd.h>
32:
33: #include "tmux.h"
34:
1.190 nicm 35: static void server_client_free(int, short, void *);
1.344 nicm 36: static void server_client_check_pane_resize(struct window_pane *);
1.345 nicm 37: static void server_client_check_pane_buffer(struct window_pane *);
1.344 nicm 38: static void server_client_check_window_resize(struct window *);
1.276 nicm 39: static key_code server_client_check_mouse(struct client *, struct key_event *);
1.190 nicm 40: static void server_client_repeat_timer(int, short, void *);
1.192 nicm 41: static void server_client_click_timer(int, short, void *);
1.190 nicm 42: static void server_client_check_exit(struct client *);
43: static void server_client_check_redraw(struct client *);
1.366 nicm 44: static void server_client_check_modes(struct client *);
1.190 nicm 45: static void server_client_set_title(struct client *);
46: static void server_client_reset_state(struct client *);
47: static int server_client_assume_paste(struct session *);
1.373 nicm 48: static void server_client_update_latest(struct client *);
1.190 nicm 49:
50: static void server_client_dispatch(struct imsg *, void *);
51: static void server_client_dispatch_command(struct client *, struct imsg *);
52: static void server_client_dispatch_identify(struct client *, struct imsg *);
53: static void server_client_dispatch_shell(struct client *);
1.233 nicm 54:
1.341 nicm 55: /* Compare client windows. */
56: static int
57: server_client_window_cmp(struct client_window *cw1,
58: struct client_window *cw2)
59: {
60: if (cw1->window < cw2->window)
61: return (-1);
62: if (cw1->window > cw2->window)
63: return (1);
64: return (0);
65: }
66: RB_GENERATE(client_windows, client_window, entry, server_client_window_cmp);
67:
1.233 nicm 68: /* Number of attached clients. */
69: u_int
70: server_client_how_many(void)
71: {
72: struct client *c;
73: u_int n;
74:
75: n = 0;
76: TAILQ_FOREACH(c, &clients, entry) {
1.352 nicm 77: if (c->session != NULL && (~c->flags & CLIENT_UNATTACHEDFLAGS))
1.233 nicm 78: n++;
79: }
80: return (n);
81: }
1.140 nicm 82:
1.281 nicm 83: /* Overlay timer callback. */
1.214 nicm 84: static void
1.281 nicm 85: server_client_overlay_timer(__unused int fd, __unused short events, void *data)
1.214 nicm 86: {
1.281 nicm 87: server_client_clear_overlay(data);
1.214 nicm 88: }
89:
1.281 nicm 90: /* Set an overlay on client. */
1.214 nicm 91: void
1.309 nicm 92: server_client_set_overlay(struct client *c, u_int delay,
93: overlay_check_cb checkcb, overlay_mode_cb modecb,
94: overlay_draw_cb drawcb, overlay_key_cb keycb, overlay_free_cb freecb,
1.376 nicm 95: overlay_resize_cb resizecb, void *data)
1.214 nicm 96: {
97: struct timeval tv;
98:
1.282 nicm 99: if (c->overlay_draw != NULL)
100: server_client_clear_overlay(c);
101:
1.214 nicm 102: tv.tv_sec = delay / 1000;
103: tv.tv_usec = (delay % 1000) * 1000L;
104:
1.281 nicm 105: if (event_initialized(&c->overlay_timer))
106: evtimer_del(&c->overlay_timer);
107: evtimer_set(&c->overlay_timer, server_client_overlay_timer, c);
1.242 nicm 108: if (delay != 0)
1.281 nicm 109: evtimer_add(&c->overlay_timer, &tv);
110:
1.309 nicm 111: c->overlay_check = checkcb;
112: c->overlay_mode = modecb;
1.281 nicm 113: c->overlay_draw = drawcb;
114: c->overlay_key = keycb;
115: c->overlay_free = freecb;
1.376 nicm 116: c->overlay_resize = resizecb;
1.281 nicm 117: c->overlay_data = data;
1.214 nicm 118:
1.378 nicm 119: if (c->overlay_check == NULL)
120: c->tty.flags |= TTY_FREEZE;
1.309 nicm 121: if (c->overlay_mode == NULL)
122: c->tty.flags |= TTY_NOCURSOR;
1.214 nicm 123: server_redraw_client(c);
124: }
125:
1.281 nicm 126: /* Clear overlay mode on client. */
1.309 nicm 127: void
1.281 nicm 128: server_client_clear_overlay(struct client *c)
1.214 nicm 129: {
1.281 nicm 130: if (c->overlay_draw == NULL)
1.214 nicm 131: return;
132:
1.281 nicm 133: if (event_initialized(&c->overlay_timer))
134: evtimer_del(&c->overlay_timer);
135:
136: if (c->overlay_free != NULL)
1.380 nicm 137: c->overlay_free(c, c->overlay_data);
1.281 nicm 138:
1.309 nicm 139: c->overlay_check = NULL;
140: c->overlay_mode = NULL;
1.281 nicm 141: c->overlay_draw = NULL;
142: c->overlay_key = NULL;
1.309 nicm 143: c->overlay_free = NULL;
144: c->overlay_data = NULL;
1.214 nicm 145:
146: c->tty.flags &= ~(TTY_FREEZE|TTY_NOCURSOR);
147: server_redraw_client(c);
148: }
149:
1.140 nicm 150: /* Check if this client is inside this server. */
151: int
152: server_client_check_nested(struct client *c)
153: {
154: struct environ_entry *envent;
155: struct window_pane *wp;
156:
1.164 nicm 157: envent = environ_find(c->environ, "TMUX");
1.140 nicm 158: if (envent == NULL || *envent->value == '\0')
159: return (0);
160:
161: RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
1.216 nicm 162: if (strcmp(wp->tty, c->ttyname) == 0)
1.140 nicm 163: return (1);
164: }
165: return (0);
166: }
1.1 nicm 167:
1.132 nicm 168: /* Set client key table. */
169: void
1.178 nicm 170: server_client_set_key_table(struct client *c, const char *name)
1.132 nicm 171: {
1.178 nicm 172: if (name == NULL)
173: name = server_client_get_key_table(c);
174:
1.132 nicm 175: key_bindings_unref_table(c->keytable);
176: c->keytable = key_bindings_get_table(name, 1);
177: c->keytable->references++;
178: }
179:
1.178 nicm 180: /* Get default key table. */
181: const char *
182: server_client_get_key_table(struct client *c)
183: {
184: struct session *s = c->session;
185: const char *name;
186:
187: if (s == NULL)
188: return ("root");
189:
190: name = options_get_string(s->options, "key-table");
191: if (*name == '\0')
192: return ("root");
193: return (name);
194: }
195:
1.223 nicm 196: /* Is this table the default key table? */
197: static int
198: server_client_is_default_key_table(struct client *c, struct key_table *table)
1.191 nicm 199: {
1.223 nicm 200: return (strcmp(table->name, server_client_get_key_table(c)) == 0);
1.191 nicm 201: }
202:
1.1 nicm 203: /* Create a new client. */
1.246 nicm 204: struct client *
1.1 nicm 205: server_client_create(int fd)
206: {
207: struct client *c;
208:
1.49 nicm 209: setblocking(fd, 0);
1.1 nicm 210:
211: c = xcalloc(1, sizeof *c);
1.141 nicm 212: c->references = 1;
1.162 nicm 213: c->peer = proc_add_peer(server_proc, fd, server_client_dispatch, c);
1.25 nicm 214:
1.10 nicm 215: if (gettimeofday(&c->creation_time, NULL) != 0)
1.1 nicm 216: fatal("gettimeofday failed");
1.11 nicm 217: memcpy(&c->activity_time, &c->creation_time, sizeof c->activity_time);
1.111 nicm 218:
1.164 nicm 219: c->environ = environ_create();
1.1 nicm 220:
1.146 nicm 221: c->fd = -1;
1.351 nicm 222: c->out_fd = -1;
1.145 nicm 223:
1.316 nicm 224: c->queue = cmdq_new();
1.341 nicm 225: RB_INIT(&c->windows);
1.345 nicm 226: RB_INIT(&c->files);
1.94 nicm 227:
1.1 nicm 228: c->tty.sx = 80;
229: c->tty.sy = 24;
230:
1.271 nicm 231: status_init(c);
1.93 nicm 232: c->flags |= CLIENT_FOCUSED;
233:
1.132 nicm 234: c->keytable = key_bindings_get_table("root", 1);
235: c->keytable->references++;
236:
1.17 nicm 237: evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
1.192 nicm 238: evtimer_set(&c->click_timer, server_client_click_timer, c);
1.17 nicm 239:
1.135 nicm 240: TAILQ_INSERT_TAIL(&clients, c, entry);
1.157 nicm 241: log_debug("new client %p", c);
1.246 nicm 242: return (c);
1.72 nicm 243: }
244:
245: /* Open client terminal if needed. */
246: int
1.119 nicm 247: server_client_open(struct client *c, char **cause)
1.72 nicm 248: {
1.339 nicm 249: const char *ttynam = _PATH_TTY;
250:
1.75 nicm 251: if (c->flags & CLIENT_CONTROL)
252: return (0);
1.120 nicm 253:
1.339 nicm 254: if (strcmp(c->ttyname, ttynam) == 0||
255: ((isatty(STDIN_FILENO) &&
256: (ttynam = ttyname(STDIN_FILENO)) != NULL &&
257: strcmp(c->ttyname, ttynam) == 0) ||
258: (isatty(STDOUT_FILENO) &&
259: (ttynam = ttyname(STDOUT_FILENO)) != NULL &&
260: strcmp(c->ttyname, ttynam) == 0) ||
261: (isatty(STDERR_FILENO) &&
262: (ttynam = ttyname(STDERR_FILENO)) != NULL &&
263: strcmp(c->ttyname, ttynam) == 0))) {
264: xasprintf(cause, "can't use %s", c->ttyname);
1.120 nicm 265: return (-1);
266: }
1.75 nicm 267:
1.72 nicm 268: if (!(c->flags & CLIENT_TERMINAL)) {
1.116 nicm 269: *cause = xstrdup("not a terminal");
1.72 nicm 270: return (-1);
271: }
272:
1.119 nicm 273: if (tty_open(&c->tty, cause) != 0)
1.72 nicm 274: return (-1);
275:
276: return (0);
1.1 nicm 277: }
278:
1.373 nicm 279: /* Lost an attached client. */
280: static void
281: server_client_attached_lost(struct client *c)
282: {
1.384 ! nicm 283: struct session *s;
1.373 nicm 284: struct window *w;
285: struct client *loop;
286: struct client *found;
287:
288: log_debug("lost attached client %p", c);
289:
290: /*
291: * By this point the session in the client has been cleared so walk all
292: * windows to find any with this client as the latest.
293: */
294: RB_FOREACH(w, windows, &windows) {
295: if (w->latest != c)
296: continue;
297:
298: found = NULL;
299: TAILQ_FOREACH(loop, &clients, entry) {
300: s = loop->session;
301: if (loop == c || s == NULL || s->curw->window != w)
302: continue;
1.379 nicm 303: if (found == NULL || timercmp(&loop->activity_time,
304: &found->activity_time, >))
1.373 nicm 305: found = loop;
306: }
307: if (found != NULL)
308: server_client_update_latest(found);
309: }
310: }
311:
1.379 nicm 312: /* Set client session. */
313: void
314: server_client_set_session(struct client *c, struct session *s)
315: {
316: struct session *old = c->session;
317:
318: if (s != NULL && c->session != NULL && c->session != s)
319: c->last_session = c->session;
320: else if (s == NULL)
321: c->last_session = NULL;
322: c->session = s;
323: c->flags |= CLIENT_FOCUSED;
324: recalculate_sizes();
325:
326: if (old != NULL && old->curw != NULL)
327: window_update_focus(old->curw->window);
328: if (s != NULL) {
329: window_update_focus(s->curw->window);
330: session_update_activity(s, NULL);
331: gettimeofday(&s->last_attached_time, NULL);
332: s->curw->flags &= ~WINLINK_ALERTFLAGS;
333: s->curw->window->latest = c;
334: alerts_check_session(s);
335: tty_update_client_offset(c);
336: status_timer_start(c);
337: notify_client("client-session-changed", c);
338: server_redraw_client(c);
339: }
340:
341: server_check_unattached();
342: server_update_socket();
343: }
344:
1.1 nicm 345: /* Lost a client. */
346: void
347: server_client_lost(struct client *c)
348: {
1.340 nicm 349: struct client_file *cf, *cf1;
1.341 nicm 350: struct client_window *cw, *cw1;
1.1 nicm 351:
1.141 nicm 352: c->flags |= CLIENT_DEAD;
353:
1.281 nicm 354: server_client_clear_overlay(c);
1.141 nicm 355: status_prompt_clear(c);
356: status_message_clear(c);
357:
1.340 nicm 358: RB_FOREACH_SAFE(cf, client_files, &c->files, cf1) {
1.300 nicm 359: cf->error = EINTR;
360: file_fire_done(cf);
361: }
1.341 nicm 362: RB_FOREACH_SAFE(cw, client_windows, &c->windows, cw1) {
363: RB_REMOVE(client_windows, &c->windows, cw);
364: free(cw);
365: }
1.141 nicm 366:
1.135 nicm 367: TAILQ_REMOVE(&clients, c, entry);
1.157 nicm 368: log_debug("lost client %p", c);
1.1 nicm 369:
1.373 nicm 370: if (c->flags & CLIENT_ATTACHED) {
371: server_client_attached_lost(c);
1.371 nicm 372: notify_client("client-detached", c);
1.373 nicm 373: }
1.371 nicm 374:
1.349 nicm 375: if (c->flags & CLIENT_CONTROL)
376: control_stop(c);
1.1 nicm 377: if (c->flags & CLIENT_TERMINAL)
378: tty_free(&c->tty);
1.109 nicm 379: free(c->ttyname);
1.333 nicm 380:
1.329 nicm 381: free(c->term_name);
1.333 nicm 382: free(c->term_type);
1.370 nicm 383: tty_term_free_list(c->term_caps, c->term_ncaps);
1.1 nicm 384:
1.270 nicm 385: status_free(c);
1.1 nicm 386:
1.77 nicm 387: free(c->title);
1.165 nicm 388: free((void *)c->cwd);
1.1 nicm 389:
1.17 nicm 390: evtimer_del(&c->repeat_timer);
1.192 nicm 391: evtimer_del(&c->click_timer);
1.17 nicm 392:
1.132 nicm 393: key_bindings_unref_table(c->keytable);
394:
1.77 nicm 395: free(c->message_string);
1.116 nicm 396: if (event_initialized(&c->message_timer))
1.69 nicm 397: evtimer_del(&c->message_timer);
1.1 nicm 398:
1.259 nicm 399: free(c->prompt_saved);
1.77 nicm 400: free(c->prompt_string);
401: free(c->prompt_buffer);
1.61 nicm 402:
1.228 nicm 403: format_lost_client(c);
1.164 nicm 404: environ_free(c->environ);
1.1 nicm 405:
1.162 nicm 406: proc_remove_peer(c->peer);
407: c->peer = NULL;
1.13 nicm 408:
1.351 nicm 409: if (c->out_fd != -1)
410: close(c->out_fd);
1.348 nicm 411: if (c->fd != -1) {
412: close(c->fd);
413: c->fd = -1;
414: }
1.142 nicm 415: server_client_unref(c);
1.71 nicm 416:
417: server_add_accept(0); /* may be more file descriptors now */
1.1 nicm 418:
419: recalculate_sizes();
1.41 nicm 420: server_check_unattached();
1.19 nicm 421: server_update_socket();
1.141 nicm 422: }
423:
424: /* Remove reference from a client. */
425: void
1.142 nicm 426: server_client_unref(struct client *c)
1.141 nicm 427: {
1.157 nicm 428: log_debug("unref client %p (%d references)", c, c->references);
1.141 nicm 429:
430: c->references--;
431: if (c->references == 0)
432: event_once(-1, EV_TIMEOUT, server_client_free, c, NULL);
433: }
434:
435: /* Free dead client. */
1.190 nicm 436: static void
1.170 nicm 437: server_client_free(__unused int fd, __unused short events, void *arg)
1.141 nicm 438: {
439: struct client *c = arg;
440:
1.157 nicm 441: log_debug("free client %p (%d references)", c, c->references);
1.141 nicm 442:
1.316 nicm 443: cmdq_free(c->queue);
1.194 nicm 444:
1.216 nicm 445: if (c->references == 0) {
446: free((void *)c->name);
1.141 nicm 447: free(c);
1.216 nicm 448: }
1.9 nicm 449: }
450:
1.220 nicm 451: /* Suspend a client. */
452: void
453: server_client_suspend(struct client *c)
454: {
1.232 nicm 455: struct session *s = c->session;
1.220 nicm 456:
1.352 nicm 457: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.220 nicm 458: return;
459:
460: tty_stop_tty(&c->tty);
461: c->flags |= CLIENT_SUSPENDED;
462: proc_send(c->peer, MSG_SUSPEND, -1, NULL, 0);
463: }
464:
1.174 nicm 465: /* Detach a client. */
466: void
467: server_client_detach(struct client *c, enum msgtype msgtype)
468: {
1.232 nicm 469: struct session *s = c->session;
1.174 nicm 470:
1.352 nicm 471: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.174 nicm 472: return;
473:
1.352 nicm 474: c->flags |= CLIENT_EXIT;
475:
476: c->exit_type = CLIENT_EXIT_DETACH;
477: c->exit_msgtype = msgtype;
478: c->exit_session = xstrdup(s->name);
1.207 nicm 479: }
480:
1.208 nicm 481: /* Execute command to replace a client. */
1.207 nicm 482: void
483: server_client_exec(struct client *c, const char *cmd)
484: {
485: struct session *s = c->session;
1.208 nicm 486: char *msg;
487: const char *shell;
1.207 nicm 488: size_t cmdsize, shellsize;
489:
490: if (*cmd == '\0')
491: return;
492: cmdsize = strlen(cmd) + 1;
493:
494: if (s != NULL)
495: shell = options_get_string(s->options, "default-shell");
496: else
497: shell = options_get_string(global_s_options, "default-shell");
1.308 nicm 498: if (!checkshell(shell))
499: shell = _PATH_BSHELL;
1.207 nicm 500: shellsize = strlen(shell) + 1;
501:
502: msg = xmalloc(cmdsize + shellsize);
503: memcpy(msg, cmd, cmdsize);
504: memcpy(msg + cmdsize, shell, shellsize);
505:
506: proc_send(c->peer, MSG_EXEC, -1, msg, cmdsize + shellsize);
507: free(msg);
1.174 nicm 508: }
509:
1.66 nicm 510: /* Check for mouse keys. */
1.190 nicm 511: static key_code
1.276 nicm 512: server_client_check_mouse(struct client *c, struct key_event *event)
1.66 nicm 513: {
1.276 nicm 514: struct mouse_event *m = &event->m;
1.192 nicm 515: struct session *s = c->session;
1.272 nicm 516: struct winlink *wl;
1.192 nicm 517: struct window_pane *wp;
1.261 nicm 518: u_int x, y, b, sx, sy, px, py;
1.307 nicm 519: int ignore = 0;
1.192 nicm 520: key_code key;
521: struct timeval tv;
1.272 nicm 522: struct style_range *sr;
1.283 nicm 523: enum { NOTYPE,
524: MOVE,
525: DOWN,
526: UP,
527: DRAG,
528: WHEEL,
1.311 nicm 529: SECOND,
1.283 nicm 530: DOUBLE,
531: TRIPLE } type = NOTYPE;
1.276 nicm 532: enum { NOWHERE,
533: PANE,
534: STATUS,
535: STATUS_LEFT,
536: STATUS_RIGHT,
537: STATUS_DEFAULT,
1.283 nicm 538: BORDER } where = NOWHERE;
1.131 nicm 539:
1.261 nicm 540: log_debug("%s mouse %02x at %u,%u (last %u,%u) (%d)", c->name, m->b,
541: m->x, m->y, m->lx, m->ly, c->tty.mouse_drag_flag);
1.131 nicm 542:
543: /* What type of event is this? */
1.306 nicm 544: if (event->key == KEYC_DOUBLECLICK) {
545: type = DOUBLE;
546: x = m->x, y = m->y, b = m->b;
1.307 nicm 547: ignore = 1;
1.306 nicm 548: log_debug("double-click at %u,%u", x, y);
549: } else if ((m->sgr_type != ' ' &&
1.209 nicm 550: MOUSE_DRAG(m->sgr_b) &&
551: MOUSE_BUTTONS(m->sgr_b) == 3) ||
552: (m->sgr_type == ' ' &&
553: MOUSE_DRAG(m->b) &&
554: MOUSE_BUTTONS(m->b) == 3 &&
555: MOUSE_BUTTONS(m->lb) == 3)) {
556: type = MOVE;
557: x = m->x, y = m->y, b = 0;
558: log_debug("move at %u,%u", x, y);
559: } else if (MOUSE_DRAG(m->b)) {
1.131 nicm 560: type = DRAG;
561: if (c->tty.mouse_drag_flag) {
562: x = m->x, y = m->y, b = m->b;
1.278 nicm 563: if (x == m->lx && y == m->ly)
564: return (KEYC_UNKNOWN);
1.131 nicm 565: log_debug("drag update at %u,%u", x, y);
566: } else {
1.277 nicm 567: x = m->lx, y = m->ly, b = m->lb;
1.131 nicm 568: log_debug("drag start at %u,%u", x, y);
569: }
570: } else if (MOUSE_WHEEL(m->b)) {
571: type = WHEEL;
572: x = m->x, y = m->y, b = m->b;
573: log_debug("wheel at %u,%u", x, y);
1.200 nicm 574: } else if (MOUSE_RELEASE(m->b)) {
1.131 nicm 575: type = UP;
576: x = m->x, y = m->y, b = m->lb;
577: log_debug("up at %u,%u", x, y);
578: } else {
1.192 nicm 579: if (c->flags & CLIENT_DOUBLECLICK) {
580: evtimer_del(&c->click_timer);
581: c->flags &= ~CLIENT_DOUBLECLICK;
582: if (m->b == c->click_button) {
1.311 nicm 583: type = SECOND;
584: x = m->x, y = m->y, b = m->b;
585: log_debug("second-click at %u,%u", x, y);
1.306 nicm 586: c->flags |= CLIENT_TRIPLECLICK;
1.192 nicm 587: }
588: } else if (c->flags & CLIENT_TRIPLECLICK) {
589: evtimer_del(&c->click_timer);
590: c->flags &= ~CLIENT_TRIPLECLICK;
591: if (m->b == c->click_button) {
592: type = TRIPLE;
593: x = m->x, y = m->y, b = m->b;
594: log_debug("triple-click at %u,%u", x, y);
595: goto have_event;
596: }
1.311 nicm 597: } else {
598: type = DOWN;
599: x = m->x, y = m->y, b = m->b;
600: log_debug("down at %u,%u", x, y);
1.307 nicm 601: c->flags |= CLIENT_DOUBLECLICK;
1.311 nicm 602: }
1.192 nicm 603:
604: if (KEYC_CLICK_TIMEOUT != 0) {
1.306 nicm 605: memcpy(&c->click_event, m, sizeof c->click_event);
1.192 nicm 606: c->click_button = m->b;
607:
1.312 nicm 608: log_debug("click timer started");
1.192 nicm 609: tv.tv_sec = KEYC_CLICK_TIMEOUT / 1000;
610: tv.tv_usec = (KEYC_CLICK_TIMEOUT % 1000) * 1000L;
611: evtimer_del(&c->click_timer);
612: evtimer_add(&c->click_timer, &tv);
613: }
1.131 nicm 614: }
1.192 nicm 615:
616: have_event:
1.131 nicm 617: if (type == NOTYPE)
1.177 nicm 618: return (KEYC_UNKNOWN);
1.131 nicm 619:
1.258 nicm 620: /* Save the session. */
1.131 nicm 621: m->s = s->id;
1.258 nicm 622: m->w = -1;
1.307 nicm 623: m->ignore = ignore;
1.131 nicm 624:
625: /* Is this on the status line? */
626: m->statusat = status_at_line(c);
1.292 nicm 627: m->statuslines = status_line_size(c);
1.272 nicm 628: if (m->statusat != -1 &&
629: y >= (u_int)m->statusat &&
1.292 nicm 630: y < m->statusat + m->statuslines) {
1.272 nicm 631: sr = status_get_range(c, x, y - m->statusat);
1.274 nicm 632: if (sr == NULL) {
633: where = STATUS_DEFAULT;
634: } else {
635: switch (sr->type) {
636: case STYLE_RANGE_NONE:
1.273 nicm 637: return (KEYC_UNKNOWN);
1.274 nicm 638: case STYLE_RANGE_LEFT:
639: where = STATUS_LEFT;
640: break;
641: case STYLE_RANGE_RIGHT:
642: where = STATUS_RIGHT;
643: break;
644: case STYLE_RANGE_WINDOW:
1.298 nicm 645: wl = winlink_find_by_index(&s->windows,
646: sr->argument);
1.274 nicm 647: if (wl == NULL)
648: return (KEYC_UNKNOWN);
649: m->w = wl->window->id;
1.273 nicm 650:
1.274 nicm 651: where = STATUS;
652: break;
653: }
1.258 nicm 654: }
655: }
1.131 nicm 656:
657: /* Not on status line. Adjust position and check for border or pane. */
658: if (where == NOWHERE) {
1.261 nicm 659: px = x;
1.292 nicm 660: if (m->statusat == 0 && y >= m->statuslines)
661: py = y - m->statuslines;
1.131 nicm 662: else if (m->statusat > 0 && y >= (u_int)m->statusat)
1.261 nicm 663: py = m->statusat - 1;
664: else
665: py = y;
666:
667: tty_window_offset(&c->tty, &m->ox, &m->oy, &sx, &sy);
668: log_debug("mouse window @%u at %u,%u (%ux%u)",
669: s->curw->window->id, m->ox, m->oy, sx, sy);
670: if (px > sx || py > sy)
671: return (KEYC_UNKNOWN);
672: px = px + m->ox;
673: py = py + m->oy;
1.131 nicm 674:
1.260 nicm 675: /* Try the pane borders if not zoomed. */
676: if (~s->curw->window->flags & WINDOW_ZOOMED) {
677: TAILQ_FOREACH(wp, &s->curw->window->panes, entry) {
1.261 nicm 678: if ((wp->xoff + wp->sx == px &&
679: wp->yoff <= 1 + py &&
680: wp->yoff + wp->sy >= py) ||
681: (wp->yoff + wp->sy == py &&
682: wp->xoff <= 1 + px &&
683: wp->xoff + wp->sx >= px))
1.260 nicm 684: break;
685: }
686: if (wp != NULL)
687: where = BORDER;
1.131 nicm 688: }
1.260 nicm 689:
690: /* Otherwise try inside the pane. */
691: if (where == NOWHERE) {
1.261 nicm 692: wp = window_get_active_at(s->curw->window, px, py);
1.260 nicm 693: if (wp != NULL)
1.131 nicm 694: where = PANE;
1.315 nicm 695: else
696: return (KEYC_UNKNOWN);
1.131 nicm 697: }
1.260 nicm 698: if (where == PANE)
699: log_debug("mouse %u,%u on pane %%%u", x, y, wp->id);
700: else if (where == BORDER)
701: log_debug("mouse on pane %%%u border", wp->id);
1.131 nicm 702: m->wp = wp->id;
703: m->w = wp->window->id;
704: } else
705: m->wp = -1;
706:
707: /* Stop dragging if needed. */
1.200 nicm 708: if (type != DRAG && type != WHEEL && c->tty.mouse_drag_flag) {
1.131 nicm 709: if (c->tty.mouse_drag_release != NULL)
710: c->tty.mouse_drag_release(c, m);
711:
712: c->tty.mouse_drag_update = NULL;
713: c->tty.mouse_drag_release = NULL;
714:
1.182 nicm 715: /*
1.183 nicm 716: * End a mouse drag by passing a MouseDragEnd key corresponding
717: * to the button that started the drag.
1.182 nicm 718: */
719: switch (c->tty.mouse_drag_flag) {
720: case 1:
721: if (where == PANE)
1.183 nicm 722: key = KEYC_MOUSEDRAGEND1_PANE;
1.182 nicm 723: if (where == STATUS)
1.183 nicm 724: key = KEYC_MOUSEDRAGEND1_STATUS;
1.258 nicm 725: if (where == STATUS_LEFT)
726: key = KEYC_MOUSEDRAGEND1_STATUS_LEFT;
727: if (where == STATUS_RIGHT)
728: key = KEYC_MOUSEDRAGEND1_STATUS_RIGHT;
1.274 nicm 729: if (where == STATUS_DEFAULT)
730: key = KEYC_MOUSEDRAGEND1_STATUS_DEFAULT;
1.182 nicm 731: if (where == BORDER)
1.183 nicm 732: key = KEYC_MOUSEDRAGEND1_BORDER;
1.182 nicm 733: break;
734: case 2:
735: if (where == PANE)
1.183 nicm 736: key = KEYC_MOUSEDRAGEND2_PANE;
1.182 nicm 737: if (where == STATUS)
1.183 nicm 738: key = KEYC_MOUSEDRAGEND2_STATUS;
1.258 nicm 739: if (where == STATUS_LEFT)
740: key = KEYC_MOUSEDRAGEND2_STATUS_LEFT;
741: if (where == STATUS_RIGHT)
742: key = KEYC_MOUSEDRAGEND2_STATUS_RIGHT;
1.274 nicm 743: if (where == STATUS_DEFAULT)
744: key = KEYC_MOUSEDRAGEND2_STATUS_DEFAULT;
1.182 nicm 745: if (where == BORDER)
1.183 nicm 746: key = KEYC_MOUSEDRAGEND2_BORDER;
1.182 nicm 747: break;
748: case 3:
749: if (where == PANE)
1.183 nicm 750: key = KEYC_MOUSEDRAGEND3_PANE;
1.182 nicm 751: if (where == STATUS)
1.183 nicm 752: key = KEYC_MOUSEDRAGEND3_STATUS;
1.258 nicm 753: if (where == STATUS_LEFT)
754: key = KEYC_MOUSEDRAGEND3_STATUS_LEFT;
755: if (where == STATUS_RIGHT)
756: key = KEYC_MOUSEDRAGEND3_STATUS_RIGHT;
1.274 nicm 757: if (where == STATUS_DEFAULT)
758: key = KEYC_MOUSEDRAGEND3_STATUS_DEFAULT;
1.182 nicm 759: if (where == BORDER)
1.183 nicm 760: key = KEYC_MOUSEDRAGEND3_BORDER;
1.182 nicm 761: break;
762: default:
763: key = KEYC_MOUSE;
764: break;
765: }
1.131 nicm 766: c->tty.mouse_drag_flag = 0;
1.305 nicm 767: goto out;
1.131 nicm 768: }
769:
770: /* Convert to a key binding. */
1.177 nicm 771: key = KEYC_UNKNOWN;
1.131 nicm 772: switch (type) {
773: case NOTYPE:
774: break;
1.209 nicm 775: case MOVE:
776: if (where == PANE)
777: key = KEYC_MOUSEMOVE_PANE;
778: if (where == STATUS)
779: key = KEYC_MOUSEMOVE_STATUS;
1.274 nicm 780: if (where == STATUS_LEFT)
781: key = KEYC_MOUSEMOVE_STATUS_LEFT;
782: if (where == STATUS_RIGHT)
783: key = KEYC_MOUSEMOVE_STATUS_RIGHT;
784: if (where == STATUS_DEFAULT)
785: key = KEYC_MOUSEMOVE_STATUS_DEFAULT;
1.209 nicm 786: if (where == BORDER)
787: key = KEYC_MOUSEMOVE_BORDER;
788: break;
1.131 nicm 789: case DRAG:
1.204 nicm 790: if (c->tty.mouse_drag_update != NULL)
791: key = KEYC_DRAGGING;
792: else {
1.131 nicm 793: switch (MOUSE_BUTTONS(b)) {
794: case 0:
795: if (where == PANE)
796: key = KEYC_MOUSEDRAG1_PANE;
797: if (where == STATUS)
798: key = KEYC_MOUSEDRAG1_STATUS;
1.258 nicm 799: if (where == STATUS_LEFT)
800: key = KEYC_MOUSEDRAG1_STATUS_LEFT;
801: if (where == STATUS_RIGHT)
802: key = KEYC_MOUSEDRAG1_STATUS_RIGHT;
1.274 nicm 803: if (where == STATUS_DEFAULT)
804: key = KEYC_MOUSEDRAG1_STATUS_DEFAULT;
1.131 nicm 805: if (where == BORDER)
806: key = KEYC_MOUSEDRAG1_BORDER;
807: break;
808: case 1:
809: if (where == PANE)
810: key = KEYC_MOUSEDRAG2_PANE;
811: if (where == STATUS)
812: key = KEYC_MOUSEDRAG2_STATUS;
1.258 nicm 813: if (where == STATUS_LEFT)
814: key = KEYC_MOUSEDRAG2_STATUS_LEFT;
815: if (where == STATUS_RIGHT)
816: key = KEYC_MOUSEDRAG2_STATUS_RIGHT;
1.274 nicm 817: if (where == STATUS_DEFAULT)
818: key = KEYC_MOUSEDRAG2_STATUS_DEFAULT;
1.131 nicm 819: if (where == BORDER)
820: key = KEYC_MOUSEDRAG2_BORDER;
821: break;
822: case 2:
823: if (where == PANE)
824: key = KEYC_MOUSEDRAG3_PANE;
825: if (where == STATUS)
826: key = KEYC_MOUSEDRAG3_STATUS;
1.258 nicm 827: if (where == STATUS_LEFT)
828: key = KEYC_MOUSEDRAG3_STATUS_LEFT;
829: if (where == STATUS_RIGHT)
830: key = KEYC_MOUSEDRAG3_STATUS_RIGHT;
1.274 nicm 831: if (where == STATUS_DEFAULT)
832: key = KEYC_MOUSEDRAG3_STATUS_DEFAULT;
1.131 nicm 833: if (where == BORDER)
834: key = KEYC_MOUSEDRAG3_BORDER;
835: break;
836: }
837: }
1.66 nicm 838:
1.182 nicm 839: /*
840: * Begin a drag by setting the flag to a non-zero value that
841: * corresponds to the mouse button in use.
842: */
843: c->tty.mouse_drag_flag = MOUSE_BUTTONS(b) + 1;
1.131 nicm 844: break;
845: case WHEEL:
846: if (MOUSE_BUTTONS(b) == MOUSE_WHEEL_UP) {
847: if (where == PANE)
848: key = KEYC_WHEELUP_PANE;
849: if (where == STATUS)
850: key = KEYC_WHEELUP_STATUS;
1.258 nicm 851: if (where == STATUS_LEFT)
852: key = KEYC_WHEELUP_STATUS_LEFT;
853: if (where == STATUS_RIGHT)
854: key = KEYC_WHEELUP_STATUS_RIGHT;
1.274 nicm 855: if (where == STATUS_DEFAULT)
856: key = KEYC_WHEELUP_STATUS_DEFAULT;
1.131 nicm 857: if (where == BORDER)
858: key = KEYC_WHEELUP_BORDER;
859: } else {
860: if (where == PANE)
861: key = KEYC_WHEELDOWN_PANE;
862: if (where == STATUS)
863: key = KEYC_WHEELDOWN_STATUS;
1.274 nicm 864: if (where == STATUS_LEFT)
865: key = KEYC_WHEELDOWN_STATUS_LEFT;
866: if (where == STATUS_RIGHT)
867: key = KEYC_WHEELDOWN_STATUS_RIGHT;
868: if (where == STATUS_DEFAULT)
869: key = KEYC_WHEELDOWN_STATUS_DEFAULT;
1.131 nicm 870: if (where == BORDER)
871: key = KEYC_WHEELDOWN_BORDER;
872: }
873: break;
874: case UP:
875: switch (MOUSE_BUTTONS(b)) {
876: case 0:
877: if (where == PANE)
878: key = KEYC_MOUSEUP1_PANE;
879: if (where == STATUS)
880: key = KEYC_MOUSEUP1_STATUS;
1.258 nicm 881: if (where == STATUS_LEFT)
882: key = KEYC_MOUSEUP1_STATUS_LEFT;
883: if (where == STATUS_RIGHT)
884: key = KEYC_MOUSEUP1_STATUS_RIGHT;
1.274 nicm 885: if (where == STATUS_DEFAULT)
886: key = KEYC_MOUSEUP1_STATUS_DEFAULT;
1.131 nicm 887: if (where == BORDER)
888: key = KEYC_MOUSEUP1_BORDER;
889: break;
890: case 1:
891: if (where == PANE)
892: key = KEYC_MOUSEUP2_PANE;
893: if (where == STATUS)
894: key = KEYC_MOUSEUP2_STATUS;
1.258 nicm 895: if (where == STATUS_LEFT)
896: key = KEYC_MOUSEUP2_STATUS_LEFT;
897: if (where == STATUS_RIGHT)
898: key = KEYC_MOUSEUP2_STATUS_RIGHT;
1.274 nicm 899: if (where == STATUS_DEFAULT)
900: key = KEYC_MOUSEUP2_STATUS_DEFAULT;
1.131 nicm 901: if (where == BORDER)
902: key = KEYC_MOUSEUP2_BORDER;
903: break;
904: case 2:
905: if (where == PANE)
906: key = KEYC_MOUSEUP3_PANE;
907: if (where == STATUS)
908: key = KEYC_MOUSEUP3_STATUS;
1.258 nicm 909: if (where == STATUS_LEFT)
910: key = KEYC_MOUSEUP3_STATUS_LEFT;
911: if (where == STATUS_RIGHT)
912: key = KEYC_MOUSEUP3_STATUS_RIGHT;
1.274 nicm 913: if (where == STATUS_DEFAULT)
914: key = KEYC_MOUSEUP3_STATUS_DEFAULT;
1.131 nicm 915: if (where == BORDER)
916: key = KEYC_MOUSEUP3_BORDER;
917: break;
918: }
919: break;
920: case DOWN:
921: switch (MOUSE_BUTTONS(b)) {
922: case 0:
923: if (where == PANE)
924: key = KEYC_MOUSEDOWN1_PANE;
925: if (where == STATUS)
926: key = KEYC_MOUSEDOWN1_STATUS;
1.258 nicm 927: if (where == STATUS_LEFT)
928: key = KEYC_MOUSEDOWN1_STATUS_LEFT;
929: if (where == STATUS_RIGHT)
930: key = KEYC_MOUSEDOWN1_STATUS_RIGHT;
1.274 nicm 931: if (where == STATUS_DEFAULT)
932: key = KEYC_MOUSEDOWN1_STATUS_DEFAULT;
1.131 nicm 933: if (where == BORDER)
934: key = KEYC_MOUSEDOWN1_BORDER;
935: break;
936: case 1:
937: if (where == PANE)
938: key = KEYC_MOUSEDOWN2_PANE;
939: if (where == STATUS)
940: key = KEYC_MOUSEDOWN2_STATUS;
1.258 nicm 941: if (where == STATUS_LEFT)
942: key = KEYC_MOUSEDOWN2_STATUS_LEFT;
943: if (where == STATUS_RIGHT)
944: key = KEYC_MOUSEDOWN2_STATUS_RIGHT;
1.274 nicm 945: if (where == STATUS_DEFAULT)
946: key = KEYC_MOUSEDOWN2_STATUS_DEFAULT;
1.131 nicm 947: if (where == BORDER)
948: key = KEYC_MOUSEDOWN2_BORDER;
949: break;
950: case 2:
951: if (where == PANE)
952: key = KEYC_MOUSEDOWN3_PANE;
953: if (where == STATUS)
954: key = KEYC_MOUSEDOWN3_STATUS;
1.258 nicm 955: if (where == STATUS_LEFT)
956: key = KEYC_MOUSEDOWN3_STATUS_LEFT;
957: if (where == STATUS_RIGHT)
958: key = KEYC_MOUSEDOWN3_STATUS_RIGHT;
1.274 nicm 959: if (where == STATUS_DEFAULT)
960: key = KEYC_MOUSEDOWN3_STATUS_DEFAULT;
1.131 nicm 961: if (where == BORDER)
962: key = KEYC_MOUSEDOWN3_BORDER;
1.311 nicm 963: break;
964: }
965: break;
966: case SECOND:
967: switch (MOUSE_BUTTONS(b)) {
968: case 0:
969: if (where == PANE)
970: key = KEYC_SECONDCLICK1_PANE;
971: if (where == STATUS)
972: key = KEYC_SECONDCLICK1_STATUS;
973: if (where == STATUS_LEFT)
974: key = KEYC_SECONDCLICK1_STATUS_LEFT;
975: if (where == STATUS_RIGHT)
976: key = KEYC_SECONDCLICK1_STATUS_RIGHT;
977: if (where == STATUS_DEFAULT)
978: key = KEYC_SECONDCLICK1_STATUS_DEFAULT;
979: if (where == BORDER)
980: key = KEYC_SECONDCLICK1_BORDER;
981: break;
982: case 1:
983: if (where == PANE)
984: key = KEYC_SECONDCLICK2_PANE;
985: if (where == STATUS)
986: key = KEYC_SECONDCLICK2_STATUS;
987: if (where == STATUS_LEFT)
988: key = KEYC_SECONDCLICK2_STATUS_LEFT;
989: if (where == STATUS_RIGHT)
990: key = KEYC_SECONDCLICK2_STATUS_RIGHT;
991: if (where == STATUS_DEFAULT)
992: key = KEYC_SECONDCLICK2_STATUS_DEFAULT;
993: if (where == BORDER)
994: key = KEYC_SECONDCLICK2_BORDER;
995: break;
996: case 2:
997: if (where == PANE)
998: key = KEYC_SECONDCLICK3_PANE;
999: if (where == STATUS)
1000: key = KEYC_SECONDCLICK3_STATUS;
1001: if (where == STATUS_LEFT)
1002: key = KEYC_SECONDCLICK3_STATUS_LEFT;
1003: if (where == STATUS_RIGHT)
1004: key = KEYC_SECONDCLICK3_STATUS_RIGHT;
1005: if (where == STATUS_DEFAULT)
1006: key = KEYC_SECONDCLICK3_STATUS_DEFAULT;
1007: if (where == BORDER)
1008: key = KEYC_SECONDCLICK3_BORDER;
1.131 nicm 1009: break;
1.66 nicm 1010: }
1.131 nicm 1011: break;
1.192 nicm 1012: case DOUBLE:
1013: switch (MOUSE_BUTTONS(b)) {
1014: case 0:
1015: if (where == PANE)
1016: key = KEYC_DOUBLECLICK1_PANE;
1017: if (where == STATUS)
1018: key = KEYC_DOUBLECLICK1_STATUS;
1.258 nicm 1019: if (where == STATUS_LEFT)
1020: key = KEYC_DOUBLECLICK1_STATUS_LEFT;
1021: if (where == STATUS_RIGHT)
1022: key = KEYC_DOUBLECLICK1_STATUS_RIGHT;
1.274 nicm 1023: if (where == STATUS_DEFAULT)
1024: key = KEYC_DOUBLECLICK1_STATUS_DEFAULT;
1.192 nicm 1025: if (where == BORDER)
1026: key = KEYC_DOUBLECLICK1_BORDER;
1027: break;
1028: case 1:
1029: if (where == PANE)
1030: key = KEYC_DOUBLECLICK2_PANE;
1031: if (where == STATUS)
1032: key = KEYC_DOUBLECLICK2_STATUS;
1.258 nicm 1033: if (where == STATUS_LEFT)
1034: key = KEYC_DOUBLECLICK2_STATUS_LEFT;
1035: if (where == STATUS_RIGHT)
1036: key = KEYC_DOUBLECLICK2_STATUS_RIGHT;
1.274 nicm 1037: if (where == STATUS_DEFAULT)
1038: key = KEYC_DOUBLECLICK2_STATUS_DEFAULT;
1.192 nicm 1039: if (where == BORDER)
1040: key = KEYC_DOUBLECLICK2_BORDER;
1041: break;
1042: case 2:
1043: if (where == PANE)
1044: key = KEYC_DOUBLECLICK3_PANE;
1045: if (where == STATUS)
1046: key = KEYC_DOUBLECLICK3_STATUS;
1.258 nicm 1047: if (where == STATUS_LEFT)
1048: key = KEYC_DOUBLECLICK3_STATUS_LEFT;
1049: if (where == STATUS_RIGHT)
1050: key = KEYC_DOUBLECLICK3_STATUS_RIGHT;
1.274 nicm 1051: if (where == STATUS_DEFAULT)
1052: key = KEYC_DOUBLECLICK3_STATUS_DEFAULT;
1.192 nicm 1053: if (where == BORDER)
1054: key = KEYC_DOUBLECLICK3_BORDER;
1055: break;
1056: }
1057: break;
1058: case TRIPLE:
1059: switch (MOUSE_BUTTONS(b)) {
1060: case 0:
1061: if (where == PANE)
1062: key = KEYC_TRIPLECLICK1_PANE;
1063: if (where == STATUS)
1064: key = KEYC_TRIPLECLICK1_STATUS;
1.258 nicm 1065: if (where == STATUS_LEFT)
1066: key = KEYC_TRIPLECLICK1_STATUS_LEFT;
1067: if (where == STATUS_RIGHT)
1068: key = KEYC_TRIPLECLICK1_STATUS_RIGHT;
1.274 nicm 1069: if (where == STATUS_DEFAULT)
1070: key = KEYC_TRIPLECLICK1_STATUS_DEFAULT;
1.192 nicm 1071: if (where == BORDER)
1072: key = KEYC_TRIPLECLICK1_BORDER;
1073: break;
1074: case 1:
1075: if (where == PANE)
1076: key = KEYC_TRIPLECLICK2_PANE;
1077: if (where == STATUS)
1078: key = KEYC_TRIPLECLICK2_STATUS;
1.258 nicm 1079: if (where == STATUS_LEFT)
1080: key = KEYC_TRIPLECLICK2_STATUS_LEFT;
1081: if (where == STATUS_RIGHT)
1082: key = KEYC_TRIPLECLICK2_STATUS_RIGHT;
1.274 nicm 1083: if (where == STATUS_DEFAULT)
1084: key = KEYC_TRIPLECLICK2_STATUS_DEFAULT;
1.192 nicm 1085: if (where == BORDER)
1086: key = KEYC_TRIPLECLICK2_BORDER;
1087: break;
1088: case 2:
1089: if (where == PANE)
1090: key = KEYC_TRIPLECLICK3_PANE;
1091: if (where == STATUS)
1092: key = KEYC_TRIPLECLICK3_STATUS;
1.258 nicm 1093: if (where == STATUS_LEFT)
1094: key = KEYC_TRIPLECLICK3_STATUS_LEFT;
1095: if (where == STATUS_RIGHT)
1096: key = KEYC_TRIPLECLICK3_STATUS_RIGHT;
1.274 nicm 1097: if (where == STATUS_DEFAULT)
1098: key = KEYC_TRIPLECLICK3_STATUS_DEFAULT;
1.192 nicm 1099: if (where == BORDER)
1100: key = KEYC_TRIPLECLICK3_BORDER;
1101: break;
1102: }
1103: break;
1.66 nicm 1104: }
1.177 nicm 1105: if (key == KEYC_UNKNOWN)
1106: return (KEYC_UNKNOWN);
1.66 nicm 1107:
1.305 nicm 1108: out:
1.131 nicm 1109: /* Apply modifiers if any. */
1110: if (b & MOUSE_MASK_META)
1.342 nicm 1111: key |= KEYC_META;
1.131 nicm 1112: if (b & MOUSE_MASK_CTRL)
1113: key |= KEYC_CTRL;
1114: if (b & MOUSE_MASK_SHIFT)
1115: key |= KEYC_SHIFT;
1.66 nicm 1116:
1.305 nicm 1117: if (log_get_level() != 0)
1.343 nicm 1118: log_debug("mouse key is %s", key_string_lookup_key (key, 1));
1.131 nicm 1119: return (key);
1.66 nicm 1120: }
1121:
1.82 nicm 1122: /* Is this fast enough to probably be a paste? */
1.190 nicm 1123: static int
1.82 nicm 1124: server_client_assume_paste(struct session *s)
1125: {
1126: struct timeval tv;
1.84 nicm 1127: int t;
1.82 nicm 1128:
1.163 nicm 1129: if ((t = options_get_number(s->options, "assume-paste-time")) == 0)
1.83 nicm 1130: return (0);
1.82 nicm 1131:
1132: timersub(&s->activity_time, &s->last_activity_time, &tv);
1.171 nicm 1133: if (tv.tv_sec == 0 && tv.tv_usec < t * 1000) {
1134: log_debug("session %s pasting (flag %d)", s->name,
1135: !!(s->flags & SESSION_PASTING));
1136: if (s->flags & SESSION_PASTING)
1137: return (1);
1138: s->flags |= SESSION_PASTING;
1139: return (0);
1140: }
1141: log_debug("session %s not pasting", s->name);
1142: s->flags &= ~SESSION_PASTING;
1.83 nicm 1143: return (0);
1.82 nicm 1144: }
1145:
1.295 nicm 1146: /* Has the latest client changed? */
1147: static void
1148: server_client_update_latest(struct client *c)
1149: {
1150: struct window *w;
1151:
1152: if (c->session == NULL)
1153: return;
1154: w = c->session->curw->window;
1155:
1156: if (w->latest == c)
1157: return;
1158: w->latest = c;
1159:
1160: if (options_get_number(w->options, "window-size") == WINDOW_SIZE_LATEST)
1.355 nicm 1161: recalculate_size(w, 0);
1.377 nicm 1162:
1163: notify_client("client-active", c);
1.295 nicm 1164: }
1165:
1.276 nicm 1166: /*
1167: * Handle data key input from client. This owns and can modify the key event it
1168: * is given and is responsible for freeing it.
1169: */
1.280 nicm 1170: static enum cmd_retval
1.276 nicm 1171: server_client_key_callback(struct cmdq_item *item, void *data)
1.18 nicm 1172: {
1.316 nicm 1173: struct client *c = cmdq_get_client(item);
1.276 nicm 1174: struct key_event *event = data;
1175: key_code key = event->key;
1176: struct mouse_event *m = &event->m;
1.267 nicm 1177: struct session *s = c->session;
1178: struct winlink *wl;
1179: struct window_pane *wp;
1180: struct window_mode_entry *wme;
1181: struct timeval tv;
1182: struct key_table *table, *first;
1183: struct key_binding *bd;
1184: int xtimeout, flags;
1185: struct cmd_find_state fs;
1186: key_code key0;
1.18 nicm 1187:
1188: /* Check the client is good to accept input. */
1.303 nicm 1189: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.276 nicm 1190: goto out;
1.264 nicm 1191: wl = s->curw;
1.18 nicm 1192:
1193: /* Update the activity timer. */
1194: if (gettimeofday(&c->activity_time, NULL) != 0)
1195: fatal("gettimeofday failed");
1.149 nicm 1196: session_update_activity(s, &c->activity_time);
1.18 nicm 1197:
1198: /* Check for mouse keys. */
1.204 nicm 1199: m->valid = 0;
1.306 nicm 1200: if (key == KEYC_MOUSE || key == KEYC_DOUBLECLICK) {
1.30 nicm 1201: if (c->flags & CLIENT_READONLY)
1.276 nicm 1202: goto out;
1203: key = server_client_check_mouse(c, event);
1.177 nicm 1204: if (key == KEYC_UNKNOWN)
1.276 nicm 1205: goto out;
1.131 nicm 1206:
1207: m->valid = 1;
1208: m->key = key;
1.203 nicm 1209:
1210: /*
1.204 nicm 1211: * Mouse drag is in progress, so fire the callback (now that
1212: * the mouse event is valid).
1.203 nicm 1213: */
1.305 nicm 1214: if ((key & KEYC_MASK_KEY) == KEYC_DRAGGING) {
1.204 nicm 1215: c->tty.mouse_drag_update(c, m);
1.276 nicm 1216: goto out;
1.204 nicm 1217: }
1.338 nicm 1218: event->key = key;
1.276 nicm 1219: }
1.18 nicm 1220:
1.202 nicm 1221: /* Find affected pane. */
1.243 nicm 1222: if (!KEYC_IS_MOUSE(key) || cmd_find_from_mouse(&fs, m, 0) != 0)
1.341 nicm 1223: cmd_find_from_client(&fs, c, 0);
1.227 nicm 1224: wp = fs.wp;
1.202 nicm 1225:
1226: /* Forward mouse keys if disabled. */
1.206 nicm 1227: if (KEYC_IS_MOUSE(key) && !options_get_number(s->options, "mouse"))
1.253 nicm 1228: goto forward_key;
1.202 nicm 1229:
1.132 nicm 1230: /* Treat everything as a regular key when pasting is detected. */
1.161 nicm 1231: if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s))
1.253 nicm 1232: goto forward_key;
1.18 nicm 1233:
1.191 nicm 1234: /*
1235: * Work out the current key table. If the pane is in a mode, use
1236: * the mode table instead of the default key table.
1237: */
1.223 nicm 1238: if (server_client_is_default_key_table(c, c->keytable) &&
1239: wp != NULL &&
1.267 nicm 1240: (wme = TAILQ_FIRST(&wp->modes)) != NULL &&
1241: wme->mode->key_table != NULL)
1242: table = key_bindings_get_table(wme->mode->key_table(wme), 1);
1.223 nicm 1243: else
1.191 nicm 1244: table = c->keytable;
1.223 nicm 1245: first = table;
1.191 nicm 1246:
1.253 nicm 1247: table_changed:
1.205 nicm 1248: /*
1249: * The prefix always takes precedence and forces a switch to the prefix
1250: * table, unless we are already there.
1251: */
1.343 nicm 1252: key0 = (key & (KEYC_MASK_KEY|KEYC_MASK_MODIFIERS));
1.239 nicm 1253: if ((key0 == (key_code)options_get_number(s->options, "prefix") ||
1254: key0 == (key_code)options_get_number(s->options, "prefix2")) &&
1.205 nicm 1255: strcmp(table->name, "prefix") != 0) {
1256: server_client_set_key_table(c, "prefix");
1257: server_status_client(c);
1.276 nicm 1258: goto out;
1.205 nicm 1259: }
1.238 nicm 1260: flags = c->flags;
1.205 nicm 1261:
1.262 nicm 1262: try_again:
1.223 nicm 1263: /* Log key table. */
1264: if (wp == NULL)
1265: log_debug("key table %s (no pane)", table->name);
1266: else
1267: log_debug("key table %s (pane %%%u)", table->name, wp->id);
1.225 nicm 1268: if (c->flags & CLIENT_REPEAT)
1269: log_debug("currently repeating");
1.223 nicm 1270:
1.132 nicm 1271: /* Try to see if there is a key binding in the current table. */
1.254 nicm 1272: bd = key_bindings_get(table, key0);
1.132 nicm 1273: if (bd != NULL) {
1274: /*
1275: * Key was matched in this table. If currently repeating but a
1276: * non-repeating binding was found, stop repeating and try
1277: * again in the root table.
1278: */
1.222 nicm 1279: if ((c->flags & CLIENT_REPEAT) &&
1280: (~bd->flags & KEY_BINDING_REPEAT)) {
1.262 nicm 1281: log_debug("found in key table %s (not repeating)",
1282: table->name);
1.178 nicm 1283: server_client_set_key_table(c, NULL);
1.262 nicm 1284: first = table = c->keytable;
1.132 nicm 1285: c->flags &= ~CLIENT_REPEAT;
1.85 nicm 1286: server_status_client(c);
1.253 nicm 1287: goto table_changed;
1.18 nicm 1288: }
1.223 nicm 1289: log_debug("found in key table %s", table->name);
1.82 nicm 1290:
1.132 nicm 1291: /*
1292: * Take a reference to this table to make sure the key binding
1293: * doesn't disappear.
1294: */
1295: table->references++;
1296:
1297: /*
1298: * If this is a repeating key, start the timer. Otherwise reset
1299: * the client back to the root table.
1300: */
1.163 nicm 1301: xtimeout = options_get_number(s->options, "repeat-time");
1.222 nicm 1302: if (xtimeout != 0 && (bd->flags & KEY_BINDING_REPEAT)) {
1.132 nicm 1303: c->flags |= CLIENT_REPEAT;
1304:
1305: tv.tv_sec = xtimeout / 1000;
1306: tv.tv_usec = (xtimeout % 1000) * 1000L;
1307: evtimer_del(&c->repeat_timer);
1308: evtimer_add(&c->repeat_timer, &tv);
1309: } else {
1.18 nicm 1310: c->flags &= ~CLIENT_REPEAT;
1.178 nicm 1311: server_client_set_key_table(c, NULL);
1.18 nicm 1312: }
1.132 nicm 1313: server_status_client(c);
1314:
1.227 nicm 1315: /* Execute the key binding. */
1.317 nicm 1316: key_bindings_dispatch(bd, item, c, event, &fs);
1.132 nicm 1317: key_bindings_unref_table(table);
1.276 nicm 1318: goto out;
1.18 nicm 1319: }
1320:
1.132 nicm 1321: /*
1.253 nicm 1322: * No match, try the ANY key.
1323: */
1324: if (key0 != KEYC_ANY) {
1325: key0 = KEYC_ANY;
1326: goto try_again;
1327: }
1328:
1329: /*
1.223 nicm 1330: * No match in this table. If not in the root table or if repeating,
1331: * switch the client back to the root table and try again.
1.132 nicm 1332: */
1.223 nicm 1333: log_debug("not found in key table %s", table->name);
1334: if (!server_client_is_default_key_table(c, table) ||
1335: (c->flags & CLIENT_REPEAT)) {
1.262 nicm 1336: log_debug("trying in root table");
1.178 nicm 1337: server_client_set_key_table(c, NULL);
1.262 nicm 1338: table = c->keytable;
1339: if (c->flags & CLIENT_REPEAT)
1340: first = table;
1.18 nicm 1341: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 1342: server_status_client(c);
1.253 nicm 1343: goto table_changed;
1.18 nicm 1344: }
1345:
1.223 nicm 1346: /*
1347: * No match in the root table either. If this wasn't the first table
1348: * tried, don't pass the key to the pane.
1349: */
1.238 nicm 1350: if (first != table && (~flags & CLIENT_REPEAT)) {
1.178 nicm 1351: server_client_set_key_table(c, NULL);
1.132 nicm 1352: server_status_client(c);
1.276 nicm 1353: goto out;
1.161 nicm 1354: }
1355:
1.253 nicm 1356: forward_key:
1.161 nicm 1357: if (c->flags & CLIENT_READONLY)
1.276 nicm 1358: goto out;
1.161 nicm 1359: if (wp != NULL)
1.264 nicm 1360: window_pane_key(wp, c, s, wl, key, m);
1.276 nicm 1361:
1362: out:
1.347 nicm 1363: if (s != NULL && key != KEYC_FOCUS_OUT)
1.295 nicm 1364: server_client_update_latest(c);
1.276 nicm 1365: free(event);
1366: return (CMD_RETURN_NORMAL);
1.280 nicm 1367: }
1368:
1369: /* Handle a key event. */
1370: int
1371: server_client_handle_key(struct client *c, struct key_event *event)
1372: {
1373: struct session *s = c->session;
1374: struct cmdq_item *item;
1375:
1376: /* Check the client is good to accept input. */
1.303 nicm 1377: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.280 nicm 1378: return (0);
1379:
1380: /*
1.291 nicm 1381: * Key presses in overlay mode and the command prompt are a special
1382: * case. The queue might be blocked so they need to be processed
1383: * immediately rather than queued.
1.280 nicm 1384: */
1.291 nicm 1385: if (~c->flags & CLIENT_READONLY) {
1.372 nicm 1386: if (c->message_string != NULL) {
1387: if (c->message_ignore_keys)
1388: return (0);
1389: status_message_clear(c);
1390: }
1.291 nicm 1391: if (c->overlay_key != NULL) {
1.380 nicm 1392: switch (c->overlay_key(c, c->overlay_data, event)) {
1.291 nicm 1393: case 0:
1394: return (0);
1395: case 1:
1396: server_client_clear_overlay(c);
1397: return (0);
1398: }
1.290 nicm 1399: }
1.293 nicm 1400: server_client_clear_overlay(c);
1.335 nicm 1401: if (c->prompt_string != NULL) {
1402: if (status_prompt_key(c, event->key) == 0)
1403: return (0);
1404: }
1.280 nicm 1405: }
1406:
1407: /*
1408: * Add the key to the queue so it happens after any commands queued by
1409: * previous keys.
1410: */
1411: item = cmdq_get_callback(server_client_key_callback, event);
1412: cmdq_append(c, item);
1413: return (1);
1.18 nicm 1414: }
1415:
1.2 nicm 1416: /* Client functions that need to happen every loop. */
1417: void
1418: server_client_loop(void)
1419: {
1420: struct client *c;
1421: struct window *w;
1422: struct window_pane *wp;
1.344 nicm 1423:
1424: /* Check for window resize. This is done before redrawing. */
1425: RB_FOREACH(w, windows, &windows)
1426: server_client_check_window_resize(w);
1.2 nicm 1427:
1.344 nicm 1428: /* Check clients. */
1.135 nicm 1429: TAILQ_FOREACH(c, &clients, entry) {
1.36 nicm 1430: server_client_check_exit(c);
1431: if (c->session != NULL) {
1.366 nicm 1432: server_client_check_modes(c);
1.36 nicm 1433: server_client_check_redraw(c);
1434: server_client_reset_state(c);
1435: }
1.2 nicm 1436: }
1437:
1438: /*
1439: * Any windows will have been redrawn as part of clients, so clear
1.379 nicm 1440: * their flags now.
1.2 nicm 1441: */
1.134 nicm 1442: RB_FOREACH(w, windows, &windows) {
1.91 nicm 1443: TAILQ_FOREACH(wp, &w->panes, entry) {
1.289 nicm 1444: if (wp->fd != -1) {
1.344 nicm 1445: server_client_check_pane_resize(wp);
1.345 nicm 1446: server_client_check_pane_buffer(wp);
1.101 nicm 1447: }
1.326 nicm 1448: wp->flags &= ~PANE_REDRAW;
1.91 nicm 1449: }
1.150 nicm 1450: check_window_name(w);
1.2 nicm 1451: }
1.92 nicm 1452: }
1453:
1.344 nicm 1454: /* Check if window needs to be resized. */
1455: static void
1456: server_client_check_window_resize(struct window *w)
1457: {
1458: struct winlink *wl;
1459:
1460: if (~w->flags & WINDOW_RESIZE)
1461: return;
1462:
1463: TAILQ_FOREACH(wl, &w->winlinks, wentry) {
1464: if (wl->session->attached != 0 && wl->session->curw == wl)
1465: break;
1466: }
1467: if (wl == NULL)
1468: return;
1469:
1470: log_debug("%s: resizing window @%u", __func__, w->id);
1471: resize_window(w, w->new_sx, w->new_sy, w->new_xpixel, w->new_ypixel);
1472: }
1473:
1.356 nicm 1474: /* Resize timer event. */
1.188 nicm 1475: static void
1.356 nicm 1476: server_client_resize_timer(__unused int fd, __unused short events, void *data)
1.92 nicm 1477: {
1.356 nicm 1478: struct window_pane *wp = data;
1.92 nicm 1479:
1.356 nicm 1480: log_debug("%s: %%%u resize timer expired", __func__, wp->id);
1481: evtimer_del(&wp->resize_timer);
1.188 nicm 1482: }
1483:
1.374 nicm 1484: /* Check if pane should be resized. */
1.294 nicm 1485: static void
1.374 nicm 1486: server_client_check_pane_resize(struct window_pane *wp)
1.294 nicm 1487: {
1.374 nicm 1488: struct window_pane_resize *r;
1489: struct window_pane_resize *r1;
1490: struct window_pane_resize *first;
1491: struct window_pane_resize *last;
1492: struct timeval tv = { .tv_usec = 250000 };
1.294 nicm 1493:
1.374 nicm 1494: if (TAILQ_EMPTY(&wp->resize_queue))
1495: return;
1.294 nicm 1496:
1.356 nicm 1497: if (!event_initialized(&wp->resize_timer))
1498: evtimer_set(&wp->resize_timer, server_client_resize_timer, wp);
1.374 nicm 1499: if (evtimer_pending(&wp->resize_timer, NULL))
1500: return;
1.356 nicm 1501:
1502: log_debug("%s: %%%u needs to be resized", __func__, wp->id);
1.374 nicm 1503: TAILQ_FOREACH(r, &wp->resize_queue, entry) {
1504: log_debug("queued resize: %ux%u -> %ux%u", r->osx, r->osy,
1505: r->sx, r->sy);
1.356 nicm 1506: }
1.188 nicm 1507:
1.374 nicm 1508: /*
1509: * There are three cases that matter:
1510: *
1511: * - Only one resize. It can just be applied.
1512: *
1513: * - Multiple resizes and the ending size is different from the
1514: * starting size. We can discard all resizes except the most recent.
1515: *
1516: * - Multiple resizes and the ending size is the same as the starting
1517: * size. We must resize at least twice to force the application to
1518: * redraw. So apply the first and leave the last on the queue for
1519: * next time.
1520: */
1521: first = TAILQ_FIRST(&wp->resize_queue);
1522: last = TAILQ_LAST(&wp->resize_queue, window_pane_resizes);
1523: if (first == last) {
1524: /* Only one resize. */
1525: window_pane_send_resize(wp, first->sx, first->sy);
1526: TAILQ_REMOVE(&wp->resize_queue, first, entry);
1527: free(first);
1528: } else if (last->sx != first->osx || last->sy != first->osy) {
1529: /* Multiple resizes ending up with a different size. */
1530: window_pane_send_resize(wp, last->sx, last->sy);
1531: TAILQ_FOREACH_SAFE(r, &wp->resize_queue, entry, r1) {
1532: TAILQ_REMOVE(&wp->resize_queue, r, entry);
1533: free(r);
1534: }
1.356 nicm 1535: } else {
1536: /*
1.374 nicm 1537: * Multiple resizes ending up with the same size. There will
1538: * not be more than one to the same size in succession so we
1539: * can just use the last-but-one on the list and leave the last
1540: * for later. We reduce the time until the next check to avoid
1541: * a long delay between the resizes.
1.356 nicm 1542: */
1.374 nicm 1543: r = TAILQ_PREV(last, window_pane_resizes, entry);
1544: window_pane_send_resize(wp, r->sx, r->sy);
1545: TAILQ_FOREACH_SAFE(r, &wp->resize_queue, entry, r1) {
1546: if (r == last)
1547: break;
1548: TAILQ_REMOVE(&wp->resize_queue, r, entry);
1549: free(r);
1.356 nicm 1550: }
1.374 nicm 1551: tv.tv_usec = 10000;
1.356 nicm 1552: }
1.374 nicm 1553: evtimer_add(&wp->resize_timer, &tv);
1.345 nicm 1554: }
1555:
1556: /* Check pane buffer size. */
1557: static void
1558: server_client_check_pane_buffer(struct window_pane *wp)
1559: {
1560: struct evbuffer *evb = wp->event->input;
1561: size_t minimum;
1562: struct client *c;
1.346 nicm 1563: struct window_pane_offset *wpo;
1564: int off = 1, flag;
1565: u_int attached_clients = 0;
1.353 nicm 1566: size_t new_size;
1.345 nicm 1567:
1568: /*
1.352 nicm 1569: * Work out the minimum used size. This is the most that can be removed
1570: * from the buffer.
1.345 nicm 1571: */
1.352 nicm 1572: minimum = wp->offset.used;
1573: if (wp->pipe_fd != -1 && wp->pipe_offset.used < minimum)
1574: minimum = wp->pipe_offset.used;
1.345 nicm 1575: TAILQ_FOREACH(c, &clients, entry) {
1576: if (c->session == NULL)
1577: continue;
1.346 nicm 1578: attached_clients++;
1579:
1580: if (~c->flags & CLIENT_CONTROL) {
1.345 nicm 1581: off = 0;
1582: continue;
1583: }
1.346 nicm 1584: wpo = control_pane_offset(c, wp, &flag);
1585: if (wpo == NULL) {
1.345 nicm 1586: off = 0;
1.346 nicm 1587: continue;
1588: }
1589: if (!flag)
1590: off = 0;
1591:
1.353 nicm 1592: window_pane_get_new_data(wp, wpo, &new_size);
1593: log_debug("%s: %s has %zu bytes used and %zu left for %%%u",
1594: __func__, c->name, wpo->used - wp->base_offset, new_size,
1595: wp->id);
1596: if (wpo->used < minimum)
1.352 nicm 1597: minimum = wpo->used;
1.345 nicm 1598: }
1.346 nicm 1599: if (attached_clients == 0)
1600: off = 0;
1.345 nicm 1601: minimum -= wp->base_offset;
1602: if (minimum == 0)
1603: goto out;
1604:
1605: /* Drain the buffer. */
1.352 nicm 1606: log_debug("%s: %%%u has %zu minimum (of %zu) bytes used", __func__,
1607: wp->id, minimum, EVBUFFER_LENGTH(evb));
1.345 nicm 1608: evbuffer_drain(evb, minimum);
1609:
1610: /*
1611: * Adjust the base offset. If it would roll over, all the offsets into
1612: * the buffer need to be adjusted.
1613: */
1614: if (wp->base_offset > SIZE_MAX - minimum) {
1615: log_debug("%s: %%%u base offset has wrapped", __func__, wp->id);
1616: wp->offset.used -= wp->base_offset;
1.352 nicm 1617: if (wp->pipe_fd != -1)
1.345 nicm 1618: wp->pipe_offset.used -= wp->base_offset;
1619: TAILQ_FOREACH(c, &clients, entry) {
1620: if (c->session == NULL || (~c->flags & CLIENT_CONTROL))
1621: continue;
1.346 nicm 1622: wpo = control_pane_offset(c, wp, &flag);
1.352 nicm 1623: if (wpo != NULL && !flag)
1.346 nicm 1624: wpo->used -= wp->base_offset;
1.345 nicm 1625: }
1626: wp->base_offset = minimum;
1627: } else
1628: wp->base_offset += minimum;
1629:
1630: out:
1631: /*
1632: * If there is data remaining, and there are no clients able to consume
1.351 nicm 1633: * it, do not read any more. This is true when there are attached
1634: * clients, all of which are control clients which are not able to
1635: * accept any more data.
1.345 nicm 1636: */
1.352 nicm 1637: log_debug("%s: pane %%%u is %s", __func__, wp->id, off ? "off" : "on");
1.345 nicm 1638: if (off)
1639: bufferevent_disable(wp->event, EV_READ);
1640: else
1641: bufferevent_enable(wp->event, EV_READ);
1.91 nicm 1642: }
1643:
1.18 nicm 1644: /*
1645: * Update cursor position and mode settings. The scroll region and attributes
1646: * are cleared when idle (waiting for an event) as this is the most likely time
1647: * a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
1648: * compromise between excessive resets and likelihood of an interrupt.
1649: *
1650: * tty_region/tty_reset/tty_update_mode already take care of not resetting
1651: * things that are already in their default state.
1652: */
1.190 nicm 1653: static void
1.18 nicm 1654: server_client_reset_state(struct client *c)
1.1 nicm 1655: {
1.332 nicm 1656: struct tty *tty = &c->tty;
1.18 nicm 1657: struct window *w = c->session->curw->window;
1.341 nicm 1658: struct window_pane *wp = server_client_get_pane(c), *loop;
1.336 nicm 1659: struct screen *s = NULL;
1.163 nicm 1660: struct options *oo = c->session->options;
1.336 nicm 1661: int mode = 0, cursor, flags;
1.261 nicm 1662: u_int cx = 0, cy = 0, ox, oy, sx, sy;
1.60 nicm 1663:
1.186 nicm 1664: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.86 nicm 1665: return;
1666:
1.332 nicm 1667: /* Disable the block flag. */
1668: flags = (tty->flags & TTY_BLOCK);
1669: tty->flags &= ~TTY_BLOCK;
1670:
1.309 nicm 1671: /* Get mode from overlay if any, else from screen. */
1672: if (c->overlay_draw != NULL) {
1.336 nicm 1673: if (c->overlay_mode != NULL)
1.380 nicm 1674: s = c->overlay_mode(c, c->overlay_data, &cx, &cy);
1.336 nicm 1675: } else
1.309 nicm 1676: s = wp->screen;
1.336 nicm 1677: if (s != NULL)
1.309 nicm 1678: mode = s->mode;
1.375 nicm 1679: if (log_get_level() != 0) {
1680: log_debug("%s: client %s mode %s", __func__, c->name,
1681: screen_mode_to_string(mode));
1682: }
1.309 nicm 1683:
1684: /* Reset region and margin. */
1.332 nicm 1685: tty_region_off(tty);
1686: tty_margin_off(tty);
1.1 nicm 1687:
1.261 nicm 1688: /* Move cursor to pane cursor and offset. */
1.309 nicm 1689: if (c->overlay_draw == NULL) {
1690: cursor = 0;
1.332 nicm 1691: tty_window_offset(tty, &ox, &oy, &sx, &sy);
1.309 nicm 1692: if (wp->xoff + s->cx >= ox && wp->xoff + s->cx <= ox + sx &&
1693: wp->yoff + s->cy >= oy && wp->yoff + s->cy <= oy + sy) {
1694: cursor = 1;
1.261 nicm 1695:
1.309 nicm 1696: cx = wp->xoff + s->cx - ox;
1697: cy = wp->yoff + s->cy - oy;
1.261 nicm 1698:
1.309 nicm 1699: if (status_at_line(c) == 0)
1700: cy += status_line_size(c);
1701: }
1702: if (!cursor)
1703: mode &= ~MODE_CURSOR;
1.261 nicm 1704: }
1.332 nicm 1705: log_debug("%s: cursor to %u,%u", __func__, cx, cy);
1706: tty_cursor(tty, cx, cy);
1.1 nicm 1707:
1.50 nicm 1708: /*
1.131 nicm 1709: * Set mouse mode if requested. To support dragging, always use button
1710: * mode.
1.57 nicm 1711: */
1.209 nicm 1712: if (options_get_number(oo, "mouse")) {
1.309 nicm 1713: if (c->overlay_draw == NULL) {
1.363 nicm 1714: mode &= ~ALL_MOUSE_MODES;
1.309 nicm 1715: TAILQ_FOREACH(loop, &w->panes, entry) {
1716: if (loop->screen->mode & MODE_MOUSE_ALL)
1717: mode |= MODE_MOUSE_ALL;
1718: }
1.209 nicm 1719: }
1720: if (~mode & MODE_MOUSE_ALL)
1721: mode |= MODE_MOUSE_BUTTON;
1722: }
1.215 nicm 1723:
1724: /* Clear bracketed paste mode if at the prompt. */
1.309 nicm 1725: if (c->overlay_draw == NULL && c->prompt_string != NULL)
1.215 nicm 1726: mode &= ~MODE_BRACKETPASTE;
1.48 nicm 1727:
1728: /* Set the terminal mode and reset attributes. */
1.332 nicm 1729: tty_update_mode(tty, mode, s);
1730: tty_reset(tty);
1.330 nicm 1731:
1.332 nicm 1732: /* All writing must be done, send a sync end (if it was started). */
1733: tty_sync_end(tty);
1734: tty->flags |= flags;
1.17 nicm 1735: }
1736:
1737: /* Repeat time callback. */
1.190 nicm 1738: static void
1.170 nicm 1739: server_client_repeat_timer(__unused int fd, __unused short events, void *data)
1.17 nicm 1740: {
1741: struct client *c = data;
1742:
1.85 nicm 1743: if (c->flags & CLIENT_REPEAT) {
1.178 nicm 1744: server_client_set_key_table(c, NULL);
1.132 nicm 1745: c->flags &= ~CLIENT_REPEAT;
1746: server_status_client(c);
1.85 nicm 1747: }
1.192 nicm 1748: }
1749:
1750: /* Double-click callback. */
1751: static void
1752: server_client_click_timer(__unused int fd, __unused short events, void *data)
1753: {
1.306 nicm 1754: struct client *c = data;
1755: struct key_event *event;
1756:
1757: log_debug("click timer expired");
1.192 nicm 1758:
1.306 nicm 1759: if (c->flags & CLIENT_TRIPLECLICK) {
1760: /*
1761: * Waiting for a third click that hasn't happened, so this must
1762: * have been a double click.
1763: */
1764: event = xmalloc(sizeof *event);
1765: event->key = KEYC_DOUBLECLICK;
1766: memcpy(&event->m, &c->click_event, sizeof event->m);
1767: if (!server_client_handle_key(c, event))
1768: free(event);
1769: }
1.192 nicm 1770: c->flags &= ~(CLIENT_DOUBLECLICK|CLIENT_TRIPLECLICK);
1.1 nicm 1771: }
1772:
1.36 nicm 1773: /* Check if client should be exited. */
1.190 nicm 1774: static void
1.36 nicm 1775: server_client_check_exit(struct client *c)
1776: {
1.300 nicm 1777: struct client_file *cf;
1.352 nicm 1778: const char *name = c->exit_session;
1.357 nicm 1779: char *data;
1780: size_t size, msize;
1.300 nicm 1781:
1.354 nicm 1782: if (c->flags & (CLIENT_DEAD|CLIENT_EXITED))
1783: return;
1784: if (~c->flags & CLIENT_EXIT)
1.36 nicm 1785: return;
1786:
1.352 nicm 1787: if (c->flags & CLIENT_CONTROL) {
1.355 nicm 1788: control_discard(c);
1.352 nicm 1789: if (!control_all_done(c))
1790: return;
1791: }
1.300 nicm 1792: RB_FOREACH(cf, client_files, &c->files) {
1793: if (EVBUFFER_LENGTH(cf->buffer) != 0)
1794: return;
1795: }
1.286 nicm 1796: c->flags |= CLIENT_EXITED;
1.352 nicm 1797:
1798: switch (c->exit_type) {
1799: case CLIENT_EXIT_RETURN:
1.367 nicm 1800: if (c->exit_message != NULL)
1.357 nicm 1801: msize = strlen(c->exit_message) + 1;
1.367 nicm 1802: else
1803: msize = 0;
1804: size = (sizeof c->retval) + msize;
1.357 nicm 1805: data = xmalloc(size);
1806: memcpy(data, &c->retval, sizeof c->retval);
1807: if (c->exit_message != NULL)
1808: memcpy(data + sizeof c->retval, c->exit_message, msize);
1809: proc_send(c->peer, MSG_EXIT, -1, data, size);
1810: free(data);
1.352 nicm 1811: break;
1812: case CLIENT_EXIT_SHUTDOWN:
1813: proc_send(c->peer, MSG_SHUTDOWN, -1, NULL, 0);
1814: break;
1815: case CLIENT_EXIT_DETACH:
1816: proc_send(c->peer, c->exit_msgtype, -1, name, strlen(name) + 1);
1817: break;
1818: }
1819: free(c->exit_session);
1.357 nicm 1820: free(c->exit_message);
1.38 nicm 1821: }
1822:
1.218 nicm 1823: /* Redraw timer callback. */
1824: static void
1825: server_client_redraw_timer(__unused int fd, __unused short events,
1.299 nicm 1826: __unused void *data)
1.218 nicm 1827: {
1828: log_debug("redraw timer fired");
1.366 nicm 1829: }
1830:
1831: /*
1832: * Check if modes need to be updated. Only modes in the current window are
1833: * updated and it is done when the status line is redrawn.
1834: */
1835: static void
1836: server_client_check_modes(struct client *c)
1837: {
1838: struct window *w = c->session->curw->window;
1839: struct window_pane *wp;
1840: struct window_mode_entry *wme;
1841:
1842: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1843: return;
1844: if (~c->flags & CLIENT_REDRAWSTATUS)
1845: return;
1846: TAILQ_FOREACH(wp, &w->panes, entry) {
1847: wme = TAILQ_FIRST(&wp->modes);
1848: if (wme != NULL && wme->mode->update != NULL)
1849: wme->mode->update(wme);
1850: }
1.218 nicm 1851: }
1852:
1.1 nicm 1853: /* Check for client redraws. */
1.190 nicm 1854: static void
1.1 nicm 1855: server_client_check_redraw(struct client *c)
1856: {
1857: struct session *s = c->session;
1.137 nicm 1858: struct tty *tty = &c->tty;
1.326 nicm 1859: struct window *w = c->session->curw->window;
1.1 nicm 1860: struct window_pane *wp;
1.325 nicm 1861: int needed, flags, mode = tty->mode, new_flags = 0;
1.326 nicm 1862: int redraw;
1863: u_int bit = 0;
1.218 nicm 1864: struct timeval tv = { .tv_usec = 1000 };
1865: static struct event ev;
1866: size_t left;
1.1 nicm 1867:
1.86 nicm 1868: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.79 nicm 1869: return;
1.257 nicm 1870: if (c->flags & CLIENT_ALLREDRAWFLAGS) {
1.325 nicm 1871: log_debug("%s: redraw%s%s%s%s%s", c->name,
1.257 nicm 1872: (c->flags & CLIENT_REDRAWWINDOW) ? " window" : "",
1873: (c->flags & CLIENT_REDRAWSTATUS) ? " status" : "",
1.282 nicm 1874: (c->flags & CLIENT_REDRAWBORDERS) ? " borders" : "",
1.325 nicm 1875: (c->flags & CLIENT_REDRAWOVERLAY) ? " overlay" : "",
1876: (c->flags & CLIENT_REDRAWPANES) ? " panes" : "");
1.257 nicm 1877: }
1.218 nicm 1878:
1879: /*
1880: * If there is outstanding data, defer the redraw until it has been
1881: * consumed. We can just add a timer to get out of the event loop and
1882: * end up back here.
1883: */
1884: needed = 0;
1.256 nicm 1885: if (c->flags & CLIENT_ALLREDRAWFLAGS)
1.218 nicm 1886: needed = 1;
1887: else {
1.326 nicm 1888: TAILQ_FOREACH(wp, &w->panes, entry) {
1.218 nicm 1889: if (wp->flags & PANE_REDRAW) {
1890: needed = 1;
1891: break;
1892: }
1893: }
1.325 nicm 1894: if (needed)
1895: new_flags |= CLIENT_REDRAWPANES;
1.218 nicm 1896: }
1.241 nicm 1897: if (needed && (left = EVBUFFER_LENGTH(tty->out)) != 0) {
1898: log_debug("%s: redraw deferred (%zu left)", c->name, left);
1899: if (!evtimer_initialized(&ev))
1900: evtimer_set(&ev, server_client_redraw_timer, NULL);
1901: if (!evtimer_pending(&ev, NULL)) {
1.218 nicm 1902: log_debug("redraw timer started");
1903: evtimer_add(&ev, &tv);
1.241 nicm 1904: }
1.327 nicm 1905:
1906: if (~c->flags & CLIENT_REDRAWWINDOW) {
1.326 nicm 1907: TAILQ_FOREACH(wp, &w->panes, entry) {
1.327 nicm 1908: if (wp->flags & PANE_REDRAW) {
1909: log_debug("%s: pane %%%u needs redraw",
1910: c->name, wp->id);
1.326 nicm 1911: c->redraw_panes |= (1 << bit);
1.327 nicm 1912: }
1.326 nicm 1913: if (++bit == 64) {
1914: /*
1915: * If more that 64 panes, give up and
1916: * just redraw the window.
1917: */
1918: new_flags &= CLIENT_REDRAWPANES;
1919: new_flags |= CLIENT_REDRAWWINDOW;
1920: break;
1921: }
1922: }
1.327 nicm 1923: if (c->redraw_panes != 0)
1924: c->flags |= CLIENT_REDRAWPANES;
1.326 nicm 1925: }
1.325 nicm 1926: c->flags |= new_flags;
1.241 nicm 1927: return;
1928: } else if (needed)
1.218 nicm 1929: log_debug("%s: redraw needed", c->name);
1.79 nicm 1930:
1.219 nicm 1931: flags = tty->flags & (TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR);
1.326 nicm 1932: tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE))|TTY_NOCURSOR;
1.137 nicm 1933:
1.256 nicm 1934: if (~c->flags & CLIENT_REDRAWWINDOW) {
1935: /*
1936: * If not redrawing the entire window, check whether each pane
1937: * needs to be redrawn.
1938: */
1.326 nicm 1939: TAILQ_FOREACH(wp, &w->panes, entry) {
1940: redraw = 0;
1941: if (wp->flags & PANE_REDRAW)
1942: redraw = 1;
1943: else if (c->flags & CLIENT_REDRAWPANES)
1944: redraw = !!(c->redraw_panes & (1 << bit));
1.328 nicm 1945: bit++;
1.326 nicm 1946: if (!redraw)
1947: continue;
1948: log_debug("%s: redrawing pane %%%u", __func__, wp->id);
1949: screen_redraw_pane(c, wp);
1.1 nicm 1950: }
1.331 nicm 1951: c->redraw_panes = 0;
1.325 nicm 1952: c->flags &= ~CLIENT_REDRAWPANES;
1.1 nicm 1953: }
1954:
1.256 nicm 1955: if (c->flags & CLIENT_ALLREDRAWFLAGS) {
1956: if (options_get_number(s->options, "set-titles"))
1957: server_client_set_title(c);
1958: screen_redraw_screen(c);
1959: }
1.1 nicm 1960:
1.326 nicm 1961: tty->flags = (tty->flags & ~TTY_NOCURSOR)|(flags & TTY_NOCURSOR);
1.320 nicm 1962: tty_update_mode(tty, mode, NULL);
1.326 nicm 1963: tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR))|flags;
1.1 nicm 1964:
1.256 nicm 1965: c->flags &= ~(CLIENT_ALLREDRAWFLAGS|CLIENT_STATUSFORCE);
1.230 nicm 1966:
1967: if (needed) {
1968: /*
1969: * We would have deferred the redraw unless the output buffer
1970: * was empty, so we can record how many bytes the redraw
1971: * generated.
1972: */
1973: c->redraw = EVBUFFER_LENGTH(tty->out);
1974: log_debug("%s: redraw added %zu bytes", c->name, c->redraw);
1975: }
1.1 nicm 1976: }
1977:
1978: /* Set client title. */
1.190 nicm 1979: static void
1.1 nicm 1980: server_client_set_title(struct client *c)
1981: {
1.128 nicm 1982: struct session *s = c->session;
1983: const char *template;
1984: char *title;
1985: struct format_tree *ft;
1.1 nicm 1986:
1.163 nicm 1987: template = options_get_string(s->options, "set-titles-string");
1.25 nicm 1988:
1.228 nicm 1989: ft = format_create(c, NULL, FORMAT_NONE, 0);
1.128 nicm 1990: format_defaults(ft, c, NULL, NULL, NULL);
1991:
1.269 nicm 1992: title = format_expand_time(ft, template);
1.1 nicm 1993: if (c->title == NULL || strcmp(title, c->title) != 0) {
1.77 nicm 1994: free(c->title);
1.1 nicm 1995: c->title = xstrdup(title);
1996: tty_set_title(&c->tty, c->title);
1997: }
1.77 nicm 1998: free(title);
1.128 nicm 1999:
2000: format_free(ft);
1.1 nicm 2001: }
2002:
2003: /* Dispatch message from client. */
1.190 nicm 2004: static void
1.162 nicm 2005: server_client_dispatch(struct imsg *imsg, void *arg)
1.1 nicm 2006: {
1.300 nicm 2007: struct client *c = arg;
2008: ssize_t datalen;
2009: struct session *s;
1.1 nicm 2010:
1.162 nicm 2011: if (c->flags & CLIENT_DEAD)
2012: return;
2013:
2014: if (imsg == NULL) {
2015: server_client_lost(c);
2016: return;
2017: }
1.1 nicm 2018:
1.162 nicm 2019: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1.1 nicm 2020:
1.162 nicm 2021: switch (imsg->hdr.type) {
1.370 nicm 2022: case MSG_IDENTIFY_CLIENTPID:
2023: case MSG_IDENTIFY_CWD:
2024: case MSG_IDENTIFY_ENVIRON:
1.329 nicm 2025: case MSG_IDENTIFY_FEATURES:
1.162 nicm 2026: case MSG_IDENTIFY_FLAGS:
1.361 nicm 2027: case MSG_IDENTIFY_LONGFLAGS:
1.370 nicm 2028: case MSG_IDENTIFY_STDIN:
2029: case MSG_IDENTIFY_STDOUT:
1.162 nicm 2030: case MSG_IDENTIFY_TERM:
1.370 nicm 2031: case MSG_IDENTIFY_TERMINFO:
1.162 nicm 2032: case MSG_IDENTIFY_TTYNAME:
2033: case MSG_IDENTIFY_DONE:
2034: server_client_dispatch_identify(c, imsg);
2035: break;
2036: case MSG_COMMAND:
2037: server_client_dispatch_command(c, imsg);
2038: break;
2039: case MSG_RESIZE:
2040: if (datalen != 0)
2041: fatalx("bad MSG_RESIZE size");
1.1 nicm 2042:
1.162 nicm 2043: if (c->flags & CLIENT_CONTROL)
1.1 nicm 2044: break;
1.295 nicm 2045: server_client_update_latest(c);
1.236 nicm 2046: tty_resize(&c->tty);
2047: recalculate_sizes();
1.376 nicm 2048: if (c->overlay_resize == NULL)
2049: server_client_clear_overlay(c);
2050: else
1.380 nicm 2051: c->overlay_resize(c, c->overlay_data);
1.236 nicm 2052: server_redraw_client(c);
1.174 nicm 2053: if (c->session != NULL)
1.196 nicm 2054: notify_client("client-resized", c);
1.162 nicm 2055: break;
2056: case MSG_EXITING:
2057: if (datalen != 0)
2058: fatalx("bad MSG_EXITING size");
1.379 nicm 2059: server_client_set_session(c, NULL);
1.162 nicm 2060: tty_close(&c->tty);
2061: proc_send(c->peer, MSG_EXITED, -1, NULL, 0);
2062: break;
2063: case MSG_WAKEUP:
2064: case MSG_UNLOCK:
2065: if (datalen != 0)
2066: fatalx("bad MSG_WAKEUP size");
1.121 nicm 2067:
1.162 nicm 2068: if (!(c->flags & CLIENT_SUSPENDED))
2069: break;
2070: c->flags &= ~CLIENT_SUSPENDED;
1.10 nicm 2071:
1.365 nicm 2072: if (c->fd == -1 || c->session == NULL) /* exited already */
1.1 nicm 2073: break;
1.162 nicm 2074: s = c->session;
1.1 nicm 2075:
1.162 nicm 2076: if (gettimeofday(&c->activity_time, NULL) != 0)
2077: fatal("gettimeofday failed");
2078:
2079: tty_start_tty(&c->tty);
2080: server_redraw_client(c);
2081: recalculate_sizes();
1.184 nicm 2082:
2083: if (s != NULL)
2084: session_update_activity(s, &c->activity_time);
1.162 nicm 2085: break;
2086: case MSG_SHELL:
2087: if (datalen != 0)
2088: fatalx("bad MSG_SHELL size");
1.1 nicm 2089:
1.162 nicm 2090: server_client_dispatch_shell(c);
2091: break;
1.300 nicm 2092: case MSG_WRITE_READY:
1.369 nicm 2093: file_write_ready(&c->files, imsg);
1.300 nicm 2094: break;
2095: case MSG_READ:
1.369 nicm 2096: file_read_data(&c->files, imsg);
1.300 nicm 2097: break;
2098: case MSG_READ_DONE:
1.369 nicm 2099: file_read_done(&c->files, imsg);
1.300 nicm 2100: break;
1.1 nicm 2101: }
2102: }
2103:
1.194 nicm 2104: /* Callback when command is done. */
2105: static enum cmd_retval
1.195 nicm 2106: server_client_command_done(struct cmdq_item *item, __unused void *data)
1.194 nicm 2107: {
1.316 nicm 2108: struct client *c = cmdq_get_client(item);
1.194 nicm 2109:
2110: if (~c->flags & CLIENT_ATTACHED)
2111: c->flags |= CLIENT_EXIT;
1.352 nicm 2112: else if (~c->flags & CLIENT_EXIT)
1.314 nicm 2113: tty_send_requests(&c->tty);
1.194 nicm 2114: return (CMD_RETURN_NORMAL);
2115: }
2116:
1.1 nicm 2117: /* Handle command message. */
1.190 nicm 2118: static void
1.162 nicm 2119: server_client_dispatch_command(struct client *c, struct imsg *imsg)
1.1 nicm 2120: {
1.300 nicm 2121: struct msg_command data;
1.108 nicm 2122: char *buf;
2123: size_t len;
2124: int argc;
2125: char **argv, *cause;
1.285 nicm 2126: struct cmd_parse_result *pr;
1.246 nicm 2127:
2128: if (c->flags & CLIENT_EXIT)
2129: return;
1.108 nicm 2130:
2131: if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
2132: fatalx("bad MSG_COMMAND size");
2133: memcpy(&data, imsg->data, sizeof data);
2134:
1.124 nicm 2135: buf = (char *)imsg->data + sizeof data;
1.108 nicm 2136: len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
2137: if (len > 0 && buf[len - 1] != '\0')
2138: fatalx("bad MSG_COMMAND string");
2139:
2140: argc = data.argc;
2141: if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
1.194 nicm 2142: cause = xstrdup("command too long");
1.1 nicm 2143: goto error;
2144: }
2145:
2146: if (argc == 0) {
2147: argc = 1;
2148: argv = xcalloc(1, sizeof *argv);
2149: *argv = xstrdup("new-session");
2150: }
2151:
1.285 nicm 2152: pr = cmd_parse_from_arguments(argc, argv, NULL);
2153: switch (pr->status) {
2154: case CMD_PARSE_ERROR:
2155: cause = pr->error;
2156: goto error;
2157: case CMD_PARSE_SUCCESS:
2158: break;
1.1 nicm 2159: }
2160: cmd_free_argv(argc, argv);
2161:
1.318 nicm 2162: cmdq_append(c, cmdq_get_command(pr->cmdlist, NULL));
1.194 nicm 2163: cmdq_append(c, cmdq_get_callback(server_client_command_done, NULL));
1.285 nicm 2164:
2165: cmd_list_free(pr->cmdlist);
1.1 nicm 2166: return;
2167:
2168: error:
1.285 nicm 2169: cmd_free_argv(argc, argv);
2170:
1.284 nicm 2171: cmdq_append(c, cmdq_get_error(cause));
2172: free(cause);
1.88 nicm 2173:
1.36 nicm 2174: c->flags |= CLIENT_EXIT;
1.1 nicm 2175: }
2176:
2177: /* Handle identify message. */
1.190 nicm 2178: static void
1.162 nicm 2179: server_client_dispatch_identify(struct client *c, struct imsg *imsg)
1.1 nicm 2180: {
1.165 nicm 2181: const char *data, *home;
1.232 nicm 2182: size_t datalen;
1.329 nicm 2183: int flags, feat;
1.361 nicm 2184: uint64_t longflags;
1.216 nicm 2185: char *name;
1.109 nicm 2186:
2187: if (c->flags & CLIENT_IDENTIFIED)
2188: fatalx("out-of-order identify message");
2189:
2190: data = imsg->data;
2191: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
2192:
2193: switch (imsg->hdr.type) {
1.329 nicm 2194: case MSG_IDENTIFY_FEATURES:
2195: if (datalen != sizeof feat)
2196: fatalx("bad MSG_IDENTIFY_FEATURES size");
2197: memcpy(&feat, data, sizeof feat);
2198: c->term_features |= feat;
2199: log_debug("client %p IDENTIFY_FEATURES %s", c,
2200: tty_get_features(feat));
2201: break;
1.109 nicm 2202: case MSG_IDENTIFY_FLAGS:
2203: if (datalen != sizeof flags)
2204: fatalx("bad MSG_IDENTIFY_FLAGS size");
2205: memcpy(&flags, data, sizeof flags);
2206: c->flags |= flags;
1.158 nicm 2207: log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
1.361 nicm 2208: break;
2209: case MSG_IDENTIFY_LONGFLAGS:
2210: if (datalen != sizeof longflags)
2211: fatalx("bad MSG_IDENTIFY_LONGFLAGS size");
2212: memcpy(&longflags, data, sizeof longflags);
2213: c->flags |= longflags;
2214: log_debug("client %p IDENTIFY_LONGFLAGS %#llx", c,
2215: (unsigned long long)longflags);
1.109 nicm 2216: break;
2217: case MSG_IDENTIFY_TERM:
1.110 nicm 2218: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2219: fatalx("bad MSG_IDENTIFY_TERM string");
1.329 nicm 2220: if (*data == '\0')
2221: c->term_name = xstrdup("unknown");
2222: else
2223: c->term_name = xstrdup(data);
1.158 nicm 2224: log_debug("client %p IDENTIFY_TERM %s", c, data);
1.370 nicm 2225: break;
2226: case MSG_IDENTIFY_TERMINFO:
2227: if (datalen == 0 || data[datalen - 1] != '\0')
2228: fatalx("bad MSG_IDENTIFY_TERMINFO string");
2229: c->term_caps = xreallocarray(c->term_caps, c->term_ncaps + 1,
2230: sizeof *c->term_caps);
2231: c->term_caps[c->term_ncaps++] = xstrdup(data);
2232: log_debug("client %p IDENTIFY_TERMINFO %s", c, data);
1.109 nicm 2233: break;
2234: case MSG_IDENTIFY_TTYNAME:
1.110 nicm 2235: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2236: fatalx("bad MSG_IDENTIFY_TTYNAME string");
2237: c->ttyname = xstrdup(data);
1.158 nicm 2238: log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
1.109 nicm 2239: break;
2240: case MSG_IDENTIFY_CWD:
1.155 nicm 2241: if (datalen == 0 || data[datalen - 1] != '\0')
2242: fatalx("bad MSG_IDENTIFY_CWD string");
1.165 nicm 2243: if (access(data, X_OK) == 0)
2244: c->cwd = xstrdup(data);
2245: else if ((home = find_home()) != NULL)
2246: c->cwd = xstrdup(home);
2247: else
2248: c->cwd = xstrdup("/");
1.158 nicm 2249: log_debug("client %p IDENTIFY_CWD %s", c, data);
1.109 nicm 2250: break;
2251: case MSG_IDENTIFY_STDIN:
2252: if (datalen != 0)
2253: fatalx("bad MSG_IDENTIFY_STDIN size");
2254: c->fd = imsg->fd;
1.158 nicm 2255: log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
1.109 nicm 2256: break;
1.351 nicm 2257: case MSG_IDENTIFY_STDOUT:
2258: if (datalen != 0)
2259: fatalx("bad MSG_IDENTIFY_STDOUT size");
2260: c->out_fd = imsg->fd;
2261: log_debug("client %p IDENTIFY_STDOUT %d", c, imsg->fd);
2262: break;
1.109 nicm 2263: case MSG_IDENTIFY_ENVIRON:
1.110 nicm 2264: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2265: fatalx("bad MSG_IDENTIFY_ENVIRON string");
2266: if (strchr(data, '=') != NULL)
1.312 nicm 2267: environ_put(c->environ, data, 0);
1.158 nicm 2268: log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
1.143 nicm 2269: break;
2270: case MSG_IDENTIFY_CLIENTPID:
2271: if (datalen != sizeof c->pid)
2272: fatalx("bad MSG_IDENTIFY_CLIENTPID size");
2273: memcpy(&c->pid, data, sizeof c->pid);
1.158 nicm 2274: log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
1.109 nicm 2275: break;
2276: default:
2277: break;
2278: }
2279:
2280: if (imsg->hdr.type != MSG_IDENTIFY_DONE)
2281: return;
2282: c->flags |= CLIENT_IDENTIFIED;
1.75 nicm 2283:
1.216 nicm 2284: if (*c->ttyname != '\0')
2285: name = xstrdup(c->ttyname);
2286: else
2287: xasprintf(&name, "client-%ld", (long)c->pid);
2288: c->name = name;
2289: log_debug("client %p name is %s", c, c->name);
2290:
1.362 nicm 2291: if (c->flags & CLIENT_CONTROL)
1.300 nicm 2292: control_start(c);
1.351 nicm 2293: else if (c->fd != -1) {
1.348 nicm 2294: if (tty_init(&c->tty, c) != 0) {
1.288 nicm 2295: close(c->fd);
2296: c->fd = -1;
2297: } else {
2298: tty_resize(&c->tty);
2299: c->flags |= CLIENT_TERMINAL;
2300: }
1.351 nicm 2301: close(c->out_fd);
2302: c->out_fd = -1;
1.75 nicm 2303: }
1.1 nicm 2304:
1.288 nicm 2305: /*
1.362 nicm 2306: * If this is the first client, load configuration files. Any later
2307: * clients are allowed to continue with their command even if the
2308: * config has not been loaded - they might have been run from inside it
1.288 nicm 2309: */
2310: if ((~c->flags & CLIENT_EXIT) &&
1.362 nicm 2311: !cfg_finished &&
2312: c == TAILQ_FIRST(&clients))
1.288 nicm 2313: start_cfg();
1.1 nicm 2314: }
2315:
2316: /* Handle shell message. */
1.190 nicm 2317: static void
1.162 nicm 2318: server_client_dispatch_shell(struct client *c)
1.1 nicm 2319: {
1.107 nicm 2320: const char *shell;
1.25 nicm 2321:
1.163 nicm 2322: shell = options_get_string(global_s_options, "default-shell");
1.308 nicm 2323: if (!checkshell(shell))
1.1 nicm 2324: shell = _PATH_BSHELL;
1.240 nicm 2325: proc_send(c->peer, MSG_SHELL, -1, shell, strlen(shell) + 1);
1.25 nicm 2326:
1.162 nicm 2327: proc_kill_peer(c->peer);
1.213 nicm 2328: }
2329:
2330: /* Get client working directory. */
2331: const char *
1.250 nicm 2332: server_client_get_cwd(struct client *c, struct session *s)
1.213 nicm 2333: {
1.250 nicm 2334: const char *home;
1.213 nicm 2335:
1.265 nicm 2336: if (!cfg_finished && cfg_client != NULL)
2337: return (cfg_client->cwd);
1.213 nicm 2338: if (c != NULL && c->session == NULL && c->cwd != NULL)
2339: return (c->cwd);
1.250 nicm 2340: if (s != NULL && s->cwd != NULL)
2341: return (s->cwd);
1.213 nicm 2342: if (c != NULL && (s = c->session) != NULL && s->cwd != NULL)
2343: return (s->cwd);
1.250 nicm 2344: if ((home = find_home()) != NULL)
2345: return (home);
2346: return ("/");
1.337 nicm 2347: }
2348:
1.355 nicm 2349: /* Get control client flags. */
2350: static uint64_t
2351: server_client_control_flags(struct client *c, const char *next)
2352: {
2353: if (strcmp(next, "pause-after") == 0) {
2354: c->pause_age = 0;
2355: return (CLIENT_CONTROL_PAUSEAFTER);
2356: }
2357: if (sscanf(next, "pause-after=%u", &c->pause_age) == 1) {
2358: c->pause_age *= 1000;
2359: return (CLIENT_CONTROL_PAUSEAFTER);
2360: }
2361: if (strcmp(next, "no-output") == 0)
2362: return (CLIENT_CONTROL_NOOUTPUT);
1.358 nicm 2363: if (strcmp(next, "wait-exit") == 0)
2364: return (CLIENT_CONTROL_WAITEXIT);
1.355 nicm 2365: return (0);
2366: }
2367:
1.337 nicm 2368: /* Set client flags. */
2369: void
2370: server_client_set_flags(struct client *c, const char *flags)
2371: {
2372: char *s, *copy, *next;
1.351 nicm 2373: uint64_t flag;
2374: int not;
1.337 nicm 2375:
1.381 nicm 2376: s = copy = xstrdup(flags);
1.337 nicm 2377: while ((next = strsep(&s, ",")) != NULL) {
2378: not = (*next == '!');
2379: if (not)
2380: next++;
2381:
1.355 nicm 2382: if (c->flags & CLIENT_CONTROL)
2383: flag = server_client_control_flags(c, next);
2384: else
2385: flag = 0;
1.350 nicm 2386: if (strcmp(next, "read-only") == 0)
1.337 nicm 2387: flag = CLIENT_READONLY;
2388: else if (strcmp(next, "ignore-size") == 0)
2389: flag = CLIENT_IGNORESIZE;
1.341 nicm 2390: else if (strcmp(next, "active-pane") == 0)
2391: flag = CLIENT_ACTIVEPANE;
1.350 nicm 2392: if (flag == 0)
1.337 nicm 2393: continue;
2394:
2395: log_debug("client %s set flag %s", c->name, next);
2396: if (not)
2397: c->flags &= ~flag;
2398: else
2399: c->flags |= flag;
1.346 nicm 2400: if (flag == CLIENT_CONTROL_NOOUTPUT)
1.352 nicm 2401: control_reset_offsets(c);
1.337 nicm 2402: }
2403: free(copy);
1.358 nicm 2404: proc_send(c->peer, MSG_FLAGS, -1, &c->flags, sizeof c->flags);
1.337 nicm 2405: }
2406:
1.340 nicm 2407: /* Get client flags. This is only flags useful to show to users. */
1.337 nicm 2408: const char *
2409: server_client_get_flags(struct client *c)
2410: {
1.355 nicm 2411: static char s[256];
2412: char tmp[32];
1.337 nicm 2413:
2414: *s = '\0';
2415: if (c->flags & CLIENT_ATTACHED)
2416: strlcat(s, "attached,", sizeof s);
1.368 nicm 2417: if (c->flags & CLIENT_FOCUSED)
2418: strlcat(s, "focused,", sizeof s);
1.337 nicm 2419: if (c->flags & CLIENT_CONTROL)
2420: strlcat(s, "control-mode,", sizeof s);
2421: if (c->flags & CLIENT_IGNORESIZE)
2422: strlcat(s, "ignore-size,", sizeof s);
2423: if (c->flags & CLIENT_CONTROL_NOOUTPUT)
2424: strlcat(s, "no-output,", sizeof s);
1.358 nicm 2425: if (c->flags & CLIENT_CONTROL_WAITEXIT)
2426: strlcat(s, "wait-exit,", sizeof s);
1.355 nicm 2427: if (c->flags & CLIENT_CONTROL_PAUSEAFTER) {
2428: xsnprintf(tmp, sizeof tmp, "pause-after=%u,",
2429: c->pause_age / 1000);
2430: strlcat(s, tmp, sizeof s);
2431: }
1.337 nicm 2432: if (c->flags & CLIENT_READONLY)
2433: strlcat(s, "read-only,", sizeof s);
1.341 nicm 2434: if (c->flags & CLIENT_ACTIVEPANE)
2435: strlcat(s, "active-pane,", sizeof s);
1.337 nicm 2436: if (c->flags & CLIENT_SUSPENDED)
2437: strlcat(s, "suspended,", sizeof s);
2438: if (c->flags & CLIENT_UTF8)
2439: strlcat(s, "UTF-8,", sizeof s);
2440: if (*s != '\0')
2441: s[strlen(s) - 1] = '\0';
2442: return (s);
1.341 nicm 2443: }
2444:
2445: /* Get client window. */
2446: static struct client_window *
2447: server_client_get_client_window(struct client *c, u_int id)
2448: {
2449: struct client_window cw = { .window = id };
2450:
2451: return (RB_FIND(client_windows, &c->windows, &cw));
2452: }
2453:
2454: /* Get client active pane. */
2455: struct window_pane *
2456: server_client_get_pane(struct client *c)
2457: {
2458: struct session *s = c->session;
2459: struct client_window *cw;
2460:
2461: if (s == NULL)
2462: return (NULL);
2463:
2464: if (~c->flags & CLIENT_ACTIVEPANE)
2465: return (s->curw->window->active);
2466: cw = server_client_get_client_window(c, s->curw->window->id);
2467: if (cw == NULL)
2468: return (s->curw->window->active);
2469: return (cw->pane);
2470: }
2471:
2472: /* Set client active pane. */
2473: void
2474: server_client_set_pane(struct client *c, struct window_pane *wp)
2475: {
2476: struct session *s = c->session;
2477: struct client_window *cw;
2478:
2479: if (s == NULL)
2480: return;
2481:
2482: cw = server_client_get_client_window(c, s->curw->window->id);
2483: if (cw == NULL) {
2484: cw = xcalloc(1, sizeof *cw);
2485: cw->window = s->curw->window->id;
2486: RB_INSERT(client_windows, &c->windows, cw);
2487: }
2488: cw->pane = wp;
2489: log_debug("%s pane now %%%u", c->name, wp->id);
2490: }
2491:
2492: /* Remove pane from client lists. */
2493: void
2494: server_client_remove_pane(struct window_pane *wp)
2495: {
2496: struct client *c;
2497: struct window *w = wp->window;
2498: struct client_window *cw;
2499:
2500: TAILQ_FOREACH(c, &clients, entry) {
2501: cw = server_client_get_client_window(c, w->id);
2502: if (cw != NULL && cw->pane == wp) {
2503: RB_REMOVE(client_windows, &c->windows, cw);
2504: free(cw);
2505: }
2506: }
1.1 nicm 2507: }