Annotation of src/usr.bin/tmux/server-client.c, Revision 1.370
1.370 ! nicm 1: /* $OpenBSD: server-client.c,v 1.369 2021/02/11 08:28:45 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_focus(struct window_pane *);
37: static void server_client_check_pane_resize(struct window_pane *);
1.345 nicm 38: static void server_client_check_pane_buffer(struct window_pane *);
1.344 nicm 39: static void server_client_check_window_resize(struct window *);
1.276 nicm 40: static key_code server_client_check_mouse(struct client *, struct key_event *);
1.190 nicm 41: static void server_client_repeat_timer(int, short, void *);
1.192 nicm 42: static void server_client_click_timer(int, short, void *);
1.190 nicm 43: static void server_client_check_exit(struct client *);
44: static void server_client_check_redraw(struct client *);
1.366 nicm 45: static void server_client_check_modes(struct client *);
1.190 nicm 46: static void server_client_set_title(struct client *);
47: static void server_client_reset_state(struct client *);
48: static int server_client_assume_paste(struct session *);
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,
95: 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;
116: c->overlay_data = data;
1.214 nicm 117:
1.309 nicm 118: c->tty.flags |= TTY_FREEZE;
119: if (c->overlay_mode == NULL)
120: c->tty.flags |= TTY_NOCURSOR;
1.214 nicm 121: server_redraw_client(c);
122: }
123:
1.281 nicm 124: /* Clear overlay mode on client. */
1.309 nicm 125: void
1.281 nicm 126: server_client_clear_overlay(struct client *c)
1.214 nicm 127: {
1.281 nicm 128: if (c->overlay_draw == NULL)
1.214 nicm 129: return;
130:
1.281 nicm 131: if (event_initialized(&c->overlay_timer))
132: evtimer_del(&c->overlay_timer);
133:
134: if (c->overlay_free != NULL)
135: c->overlay_free(c);
136:
1.309 nicm 137: c->overlay_check = NULL;
138: c->overlay_mode = NULL;
1.281 nicm 139: c->overlay_draw = NULL;
140: c->overlay_key = NULL;
1.309 nicm 141: c->overlay_free = NULL;
142: c->overlay_data = NULL;
1.214 nicm 143:
144: c->tty.flags &= ~(TTY_FREEZE|TTY_NOCURSOR);
145: server_redraw_client(c);
146: }
147:
1.140 nicm 148: /* Check if this client is inside this server. */
149: int
150: server_client_check_nested(struct client *c)
151: {
152: struct environ_entry *envent;
153: struct window_pane *wp;
154:
1.164 nicm 155: envent = environ_find(c->environ, "TMUX");
1.140 nicm 156: if (envent == NULL || *envent->value == '\0')
157: return (0);
158:
159: RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
1.216 nicm 160: if (strcmp(wp->tty, c->ttyname) == 0)
1.140 nicm 161: return (1);
162: }
163: return (0);
164: }
1.1 nicm 165:
1.132 nicm 166: /* Set client key table. */
167: void
1.178 nicm 168: server_client_set_key_table(struct client *c, const char *name)
1.132 nicm 169: {
1.178 nicm 170: if (name == NULL)
171: name = server_client_get_key_table(c);
172:
1.132 nicm 173: key_bindings_unref_table(c->keytable);
174: c->keytable = key_bindings_get_table(name, 1);
175: c->keytable->references++;
176: }
177:
1.178 nicm 178: /* Get default key table. */
179: const char *
180: server_client_get_key_table(struct client *c)
181: {
182: struct session *s = c->session;
183: const char *name;
184:
185: if (s == NULL)
186: return ("root");
187:
188: name = options_get_string(s->options, "key-table");
189: if (*name == '\0')
190: return ("root");
191: return (name);
192: }
193:
1.223 nicm 194: /* Is this table the default key table? */
195: static int
196: server_client_is_default_key_table(struct client *c, struct key_table *table)
1.191 nicm 197: {
1.223 nicm 198: return (strcmp(table->name, server_client_get_key_table(c)) == 0);
1.191 nicm 199: }
200:
1.1 nicm 201: /* Create a new client. */
1.246 nicm 202: struct client *
1.1 nicm 203: server_client_create(int fd)
204: {
205: struct client *c;
206:
1.49 nicm 207: setblocking(fd, 0);
1.1 nicm 208:
209: c = xcalloc(1, sizeof *c);
1.141 nicm 210: c->references = 1;
1.162 nicm 211: c->peer = proc_add_peer(server_proc, fd, server_client_dispatch, c);
1.25 nicm 212:
1.10 nicm 213: if (gettimeofday(&c->creation_time, NULL) != 0)
1.1 nicm 214: fatal("gettimeofday failed");
1.11 nicm 215: memcpy(&c->activity_time, &c->creation_time, sizeof c->activity_time);
1.111 nicm 216:
1.164 nicm 217: c->environ = environ_create();
1.1 nicm 218:
1.146 nicm 219: c->fd = -1;
1.351 nicm 220: c->out_fd = -1;
1.145 nicm 221:
1.316 nicm 222: c->queue = cmdq_new();
1.341 nicm 223: RB_INIT(&c->windows);
1.345 nicm 224: RB_INIT(&c->files);
1.94 nicm 225:
1.1 nicm 226: c->tty.sx = 80;
227: c->tty.sy = 24;
228:
1.271 nicm 229: status_init(c);
1.93 nicm 230: c->flags |= CLIENT_FOCUSED;
231:
1.132 nicm 232: c->keytable = key_bindings_get_table("root", 1);
233: c->keytable->references++;
234:
1.17 nicm 235: evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
1.192 nicm 236: evtimer_set(&c->click_timer, server_client_click_timer, c);
1.17 nicm 237:
1.135 nicm 238: TAILQ_INSERT_TAIL(&clients, c, entry);
1.157 nicm 239: log_debug("new client %p", c);
1.246 nicm 240: return (c);
1.72 nicm 241: }
242:
243: /* Open client terminal if needed. */
244: int
1.119 nicm 245: server_client_open(struct client *c, char **cause)
1.72 nicm 246: {
1.339 nicm 247: const char *ttynam = _PATH_TTY;
248:
1.75 nicm 249: if (c->flags & CLIENT_CONTROL)
250: return (0);
1.120 nicm 251:
1.339 nicm 252: if (strcmp(c->ttyname, ttynam) == 0||
253: ((isatty(STDIN_FILENO) &&
254: (ttynam = ttyname(STDIN_FILENO)) != NULL &&
255: strcmp(c->ttyname, ttynam) == 0) ||
256: (isatty(STDOUT_FILENO) &&
257: (ttynam = ttyname(STDOUT_FILENO)) != NULL &&
258: strcmp(c->ttyname, ttynam) == 0) ||
259: (isatty(STDERR_FILENO) &&
260: (ttynam = ttyname(STDERR_FILENO)) != NULL &&
261: strcmp(c->ttyname, ttynam) == 0))) {
262: xasprintf(cause, "can't use %s", c->ttyname);
1.120 nicm 263: return (-1);
264: }
1.75 nicm 265:
1.72 nicm 266: if (!(c->flags & CLIENT_TERMINAL)) {
1.116 nicm 267: *cause = xstrdup("not a terminal");
1.72 nicm 268: return (-1);
269: }
270:
1.119 nicm 271: if (tty_open(&c->tty, cause) != 0)
1.72 nicm 272: return (-1);
273:
274: return (0);
1.1 nicm 275: }
276:
277: /* Lost a client. */
278: void
279: server_client_lost(struct client *c)
280: {
1.340 nicm 281: struct client_file *cf, *cf1;
1.341 nicm 282: struct client_window *cw, *cw1;
1.1 nicm 283:
1.141 nicm 284: c->flags |= CLIENT_DEAD;
285:
1.281 nicm 286: server_client_clear_overlay(c);
1.141 nicm 287: status_prompt_clear(c);
288: status_message_clear(c);
289:
1.340 nicm 290: RB_FOREACH_SAFE(cf, client_files, &c->files, cf1) {
1.300 nicm 291: cf->error = EINTR;
292: file_fire_done(cf);
293: }
1.341 nicm 294: RB_FOREACH_SAFE(cw, client_windows, &c->windows, cw1) {
295: RB_REMOVE(client_windows, &c->windows, cw);
296: free(cw);
297: }
1.141 nicm 298:
1.135 nicm 299: TAILQ_REMOVE(&clients, c, entry);
1.157 nicm 300: log_debug("lost client %p", c);
1.1 nicm 301:
1.349 nicm 302: if (c->flags & CLIENT_CONTROL)
303: control_stop(c);
1.1 nicm 304: if (c->flags & CLIENT_TERMINAL)
305: tty_free(&c->tty);
1.109 nicm 306: free(c->ttyname);
1.333 nicm 307:
1.329 nicm 308: free(c->term_name);
1.333 nicm 309: free(c->term_type);
1.370 ! nicm 310: tty_term_free_list(c->term_caps, c->term_ncaps);
1.1 nicm 311:
1.270 nicm 312: status_free(c);
1.1 nicm 313:
1.77 nicm 314: free(c->title);
1.165 nicm 315: free((void *)c->cwd);
1.1 nicm 316:
1.17 nicm 317: evtimer_del(&c->repeat_timer);
1.192 nicm 318: evtimer_del(&c->click_timer);
1.17 nicm 319:
1.132 nicm 320: key_bindings_unref_table(c->keytable);
321:
1.77 nicm 322: free(c->message_string);
1.116 nicm 323: if (event_initialized(&c->message_timer))
1.69 nicm 324: evtimer_del(&c->message_timer);
1.1 nicm 325:
1.259 nicm 326: free(c->prompt_saved);
1.77 nicm 327: free(c->prompt_string);
328: free(c->prompt_buffer);
1.61 nicm 329:
1.228 nicm 330: format_lost_client(c);
1.164 nicm 331: environ_free(c->environ);
1.1 nicm 332:
1.162 nicm 333: proc_remove_peer(c->peer);
334: c->peer = NULL;
1.13 nicm 335:
1.351 nicm 336: if (c->out_fd != -1)
337: close(c->out_fd);
1.348 nicm 338: if (c->fd != -1) {
339: close(c->fd);
340: c->fd = -1;
341: }
1.142 nicm 342: server_client_unref(c);
1.71 nicm 343:
344: server_add_accept(0); /* may be more file descriptors now */
1.1 nicm 345:
346: recalculate_sizes();
1.41 nicm 347: server_check_unattached();
1.19 nicm 348: server_update_socket();
1.141 nicm 349: }
350:
351: /* Remove reference from a client. */
352: void
1.142 nicm 353: server_client_unref(struct client *c)
1.141 nicm 354: {
1.157 nicm 355: log_debug("unref client %p (%d references)", c, c->references);
1.141 nicm 356:
357: c->references--;
358: if (c->references == 0)
359: event_once(-1, EV_TIMEOUT, server_client_free, c, NULL);
360: }
361:
362: /* Free dead client. */
1.190 nicm 363: static void
1.170 nicm 364: server_client_free(__unused int fd, __unused short events, void *arg)
1.141 nicm 365: {
366: struct client *c = arg;
367:
1.157 nicm 368: log_debug("free client %p (%d references)", c, c->references);
1.141 nicm 369:
1.316 nicm 370: cmdq_free(c->queue);
1.194 nicm 371:
1.216 nicm 372: if (c->references == 0) {
373: free((void *)c->name);
1.141 nicm 374: free(c);
1.216 nicm 375: }
1.9 nicm 376: }
377:
1.220 nicm 378: /* Suspend a client. */
379: void
380: server_client_suspend(struct client *c)
381: {
1.232 nicm 382: struct session *s = c->session;
1.220 nicm 383:
1.352 nicm 384: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.220 nicm 385: return;
386:
387: tty_stop_tty(&c->tty);
388: c->flags |= CLIENT_SUSPENDED;
389: proc_send(c->peer, MSG_SUSPEND, -1, NULL, 0);
390: }
391:
1.174 nicm 392: /* Detach a client. */
393: void
394: server_client_detach(struct client *c, enum msgtype msgtype)
395: {
1.232 nicm 396: struct session *s = c->session;
1.174 nicm 397:
1.352 nicm 398: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.174 nicm 399: return;
400:
1.352 nicm 401: c->flags |= CLIENT_EXIT;
402:
403: c->exit_type = CLIENT_EXIT_DETACH;
404: c->exit_msgtype = msgtype;
405: c->exit_session = xstrdup(s->name);
1.207 nicm 406: }
407:
1.208 nicm 408: /* Execute command to replace a client. */
1.207 nicm 409: void
410: server_client_exec(struct client *c, const char *cmd)
411: {
412: struct session *s = c->session;
1.208 nicm 413: char *msg;
414: const char *shell;
1.207 nicm 415: size_t cmdsize, shellsize;
416:
417: if (*cmd == '\0')
418: return;
419: cmdsize = strlen(cmd) + 1;
420:
421: if (s != NULL)
422: shell = options_get_string(s->options, "default-shell");
423: else
424: shell = options_get_string(global_s_options, "default-shell");
1.308 nicm 425: if (!checkshell(shell))
426: shell = _PATH_BSHELL;
1.207 nicm 427: shellsize = strlen(shell) + 1;
428:
429: msg = xmalloc(cmdsize + shellsize);
430: memcpy(msg, cmd, cmdsize);
431: memcpy(msg + cmdsize, shell, shellsize);
432:
433: proc_send(c->peer, MSG_EXEC, -1, msg, cmdsize + shellsize);
434: free(msg);
1.174 nicm 435: }
436:
1.66 nicm 437: /* Check for mouse keys. */
1.190 nicm 438: static key_code
1.276 nicm 439: server_client_check_mouse(struct client *c, struct key_event *event)
1.66 nicm 440: {
1.276 nicm 441: struct mouse_event *m = &event->m;
1.192 nicm 442: struct session *s = c->session;
1.272 nicm 443: struct winlink *wl;
1.192 nicm 444: struct window_pane *wp;
1.261 nicm 445: u_int x, y, b, sx, sy, px, py;
1.307 nicm 446: int ignore = 0;
1.192 nicm 447: key_code key;
448: struct timeval tv;
1.272 nicm 449: struct style_range *sr;
1.283 nicm 450: enum { NOTYPE,
451: MOVE,
452: DOWN,
453: UP,
454: DRAG,
455: WHEEL,
1.311 nicm 456: SECOND,
1.283 nicm 457: DOUBLE,
458: TRIPLE } type = NOTYPE;
1.276 nicm 459: enum { NOWHERE,
460: PANE,
461: STATUS,
462: STATUS_LEFT,
463: STATUS_RIGHT,
464: STATUS_DEFAULT,
1.283 nicm 465: BORDER } where = NOWHERE;
1.131 nicm 466:
1.261 nicm 467: log_debug("%s mouse %02x at %u,%u (last %u,%u) (%d)", c->name, m->b,
468: m->x, m->y, m->lx, m->ly, c->tty.mouse_drag_flag);
1.131 nicm 469:
470: /* What type of event is this? */
1.306 nicm 471: if (event->key == KEYC_DOUBLECLICK) {
472: type = DOUBLE;
473: x = m->x, y = m->y, b = m->b;
1.307 nicm 474: ignore = 1;
1.306 nicm 475: log_debug("double-click at %u,%u", x, y);
476: } else if ((m->sgr_type != ' ' &&
1.209 nicm 477: MOUSE_DRAG(m->sgr_b) &&
478: MOUSE_BUTTONS(m->sgr_b) == 3) ||
479: (m->sgr_type == ' ' &&
480: MOUSE_DRAG(m->b) &&
481: MOUSE_BUTTONS(m->b) == 3 &&
482: MOUSE_BUTTONS(m->lb) == 3)) {
483: type = MOVE;
484: x = m->x, y = m->y, b = 0;
485: log_debug("move at %u,%u", x, y);
486: } else if (MOUSE_DRAG(m->b)) {
1.131 nicm 487: type = DRAG;
488: if (c->tty.mouse_drag_flag) {
489: x = m->x, y = m->y, b = m->b;
1.278 nicm 490: if (x == m->lx && y == m->ly)
491: return (KEYC_UNKNOWN);
1.131 nicm 492: log_debug("drag update at %u,%u", x, y);
493: } else {
1.277 nicm 494: x = m->lx, y = m->ly, b = m->lb;
1.131 nicm 495: log_debug("drag start at %u,%u", x, y);
496: }
497: } else if (MOUSE_WHEEL(m->b)) {
498: type = WHEEL;
499: x = m->x, y = m->y, b = m->b;
500: log_debug("wheel at %u,%u", x, y);
1.200 nicm 501: } else if (MOUSE_RELEASE(m->b)) {
1.131 nicm 502: type = UP;
503: x = m->x, y = m->y, b = m->lb;
504: log_debug("up at %u,%u", x, y);
505: } else {
1.192 nicm 506: if (c->flags & CLIENT_DOUBLECLICK) {
507: evtimer_del(&c->click_timer);
508: c->flags &= ~CLIENT_DOUBLECLICK;
509: if (m->b == c->click_button) {
1.311 nicm 510: type = SECOND;
511: x = m->x, y = m->y, b = m->b;
512: log_debug("second-click at %u,%u", x, y);
1.306 nicm 513: c->flags |= CLIENT_TRIPLECLICK;
1.192 nicm 514: }
515: } else if (c->flags & CLIENT_TRIPLECLICK) {
516: evtimer_del(&c->click_timer);
517: c->flags &= ~CLIENT_TRIPLECLICK;
518: if (m->b == c->click_button) {
519: type = TRIPLE;
520: x = m->x, y = m->y, b = m->b;
521: log_debug("triple-click at %u,%u", x, y);
522: goto have_event;
523: }
1.311 nicm 524: } else {
525: type = DOWN;
526: x = m->x, y = m->y, b = m->b;
527: log_debug("down at %u,%u", x, y);
1.307 nicm 528: c->flags |= CLIENT_DOUBLECLICK;
1.311 nicm 529: }
1.192 nicm 530:
531: if (KEYC_CLICK_TIMEOUT != 0) {
1.306 nicm 532: memcpy(&c->click_event, m, sizeof c->click_event);
1.192 nicm 533: c->click_button = m->b;
534:
1.312 nicm 535: log_debug("click timer started");
1.192 nicm 536: tv.tv_sec = KEYC_CLICK_TIMEOUT / 1000;
537: tv.tv_usec = (KEYC_CLICK_TIMEOUT % 1000) * 1000L;
538: evtimer_del(&c->click_timer);
539: evtimer_add(&c->click_timer, &tv);
540: }
1.131 nicm 541: }
1.192 nicm 542:
543: have_event:
1.131 nicm 544: if (type == NOTYPE)
1.177 nicm 545: return (KEYC_UNKNOWN);
1.131 nicm 546:
1.258 nicm 547: /* Save the session. */
1.131 nicm 548: m->s = s->id;
1.258 nicm 549: m->w = -1;
1.307 nicm 550: m->ignore = ignore;
1.131 nicm 551:
552: /* Is this on the status line? */
553: m->statusat = status_at_line(c);
1.292 nicm 554: m->statuslines = status_line_size(c);
1.272 nicm 555: if (m->statusat != -1 &&
556: y >= (u_int)m->statusat &&
1.292 nicm 557: y < m->statusat + m->statuslines) {
1.272 nicm 558: sr = status_get_range(c, x, y - m->statusat);
1.274 nicm 559: if (sr == NULL) {
560: where = STATUS_DEFAULT;
561: } else {
562: switch (sr->type) {
563: case STYLE_RANGE_NONE:
1.273 nicm 564: return (KEYC_UNKNOWN);
1.274 nicm 565: case STYLE_RANGE_LEFT:
566: where = STATUS_LEFT;
567: break;
568: case STYLE_RANGE_RIGHT:
569: where = STATUS_RIGHT;
570: break;
571: case STYLE_RANGE_WINDOW:
1.298 nicm 572: wl = winlink_find_by_index(&s->windows,
573: sr->argument);
1.274 nicm 574: if (wl == NULL)
575: return (KEYC_UNKNOWN);
576: m->w = wl->window->id;
1.273 nicm 577:
1.274 nicm 578: where = STATUS;
579: break;
580: }
1.258 nicm 581: }
582: }
1.131 nicm 583:
584: /* Not on status line. Adjust position and check for border or pane. */
585: if (where == NOWHERE) {
1.261 nicm 586: px = x;
1.292 nicm 587: if (m->statusat == 0 && y >= m->statuslines)
588: py = y - m->statuslines;
1.131 nicm 589: else if (m->statusat > 0 && y >= (u_int)m->statusat)
1.261 nicm 590: py = m->statusat - 1;
591: else
592: py = y;
593:
594: tty_window_offset(&c->tty, &m->ox, &m->oy, &sx, &sy);
595: log_debug("mouse window @%u at %u,%u (%ux%u)",
596: s->curw->window->id, m->ox, m->oy, sx, sy);
597: if (px > sx || py > sy)
598: return (KEYC_UNKNOWN);
599: px = px + m->ox;
600: py = py + m->oy;
1.131 nicm 601:
1.260 nicm 602: /* Try the pane borders if not zoomed. */
603: if (~s->curw->window->flags & WINDOW_ZOOMED) {
604: TAILQ_FOREACH(wp, &s->curw->window->panes, entry) {
1.261 nicm 605: if ((wp->xoff + wp->sx == px &&
606: wp->yoff <= 1 + py &&
607: wp->yoff + wp->sy >= py) ||
608: (wp->yoff + wp->sy == py &&
609: wp->xoff <= 1 + px &&
610: wp->xoff + wp->sx >= px))
1.260 nicm 611: break;
612: }
613: if (wp != NULL)
614: where = BORDER;
1.131 nicm 615: }
1.260 nicm 616:
617: /* Otherwise try inside the pane. */
618: if (where == NOWHERE) {
1.261 nicm 619: wp = window_get_active_at(s->curw->window, px, py);
1.260 nicm 620: if (wp != NULL)
1.131 nicm 621: where = PANE;
1.315 nicm 622: else
623: return (KEYC_UNKNOWN);
1.131 nicm 624: }
1.260 nicm 625: if (where == PANE)
626: log_debug("mouse %u,%u on pane %%%u", x, y, wp->id);
627: else if (where == BORDER)
628: log_debug("mouse on pane %%%u border", wp->id);
1.131 nicm 629: m->wp = wp->id;
630: m->w = wp->window->id;
631: } else
632: m->wp = -1;
633:
634: /* Stop dragging if needed. */
1.200 nicm 635: if (type != DRAG && type != WHEEL && c->tty.mouse_drag_flag) {
1.131 nicm 636: if (c->tty.mouse_drag_release != NULL)
637: c->tty.mouse_drag_release(c, m);
638:
639: c->tty.mouse_drag_update = NULL;
640: c->tty.mouse_drag_release = NULL;
641:
1.182 nicm 642: /*
1.183 nicm 643: * End a mouse drag by passing a MouseDragEnd key corresponding
644: * to the button that started the drag.
1.182 nicm 645: */
646: switch (c->tty.mouse_drag_flag) {
647: case 1:
648: if (where == PANE)
1.183 nicm 649: key = KEYC_MOUSEDRAGEND1_PANE;
1.182 nicm 650: if (where == STATUS)
1.183 nicm 651: key = KEYC_MOUSEDRAGEND1_STATUS;
1.258 nicm 652: if (where == STATUS_LEFT)
653: key = KEYC_MOUSEDRAGEND1_STATUS_LEFT;
654: if (where == STATUS_RIGHT)
655: key = KEYC_MOUSEDRAGEND1_STATUS_RIGHT;
1.274 nicm 656: if (where == STATUS_DEFAULT)
657: key = KEYC_MOUSEDRAGEND1_STATUS_DEFAULT;
1.182 nicm 658: if (where == BORDER)
1.183 nicm 659: key = KEYC_MOUSEDRAGEND1_BORDER;
1.182 nicm 660: break;
661: case 2:
662: if (where == PANE)
1.183 nicm 663: key = KEYC_MOUSEDRAGEND2_PANE;
1.182 nicm 664: if (where == STATUS)
1.183 nicm 665: key = KEYC_MOUSEDRAGEND2_STATUS;
1.258 nicm 666: if (where == STATUS_LEFT)
667: key = KEYC_MOUSEDRAGEND2_STATUS_LEFT;
668: if (where == STATUS_RIGHT)
669: key = KEYC_MOUSEDRAGEND2_STATUS_RIGHT;
1.274 nicm 670: if (where == STATUS_DEFAULT)
671: key = KEYC_MOUSEDRAGEND2_STATUS_DEFAULT;
1.182 nicm 672: if (where == BORDER)
1.183 nicm 673: key = KEYC_MOUSEDRAGEND2_BORDER;
1.182 nicm 674: break;
675: case 3:
676: if (where == PANE)
1.183 nicm 677: key = KEYC_MOUSEDRAGEND3_PANE;
1.182 nicm 678: if (where == STATUS)
1.183 nicm 679: key = KEYC_MOUSEDRAGEND3_STATUS;
1.258 nicm 680: if (where == STATUS_LEFT)
681: key = KEYC_MOUSEDRAGEND3_STATUS_LEFT;
682: if (where == STATUS_RIGHT)
683: key = KEYC_MOUSEDRAGEND3_STATUS_RIGHT;
1.274 nicm 684: if (where == STATUS_DEFAULT)
685: key = KEYC_MOUSEDRAGEND3_STATUS_DEFAULT;
1.182 nicm 686: if (where == BORDER)
1.183 nicm 687: key = KEYC_MOUSEDRAGEND3_BORDER;
1.182 nicm 688: break;
689: default:
690: key = KEYC_MOUSE;
691: break;
692: }
1.131 nicm 693: c->tty.mouse_drag_flag = 0;
1.305 nicm 694: goto out;
1.131 nicm 695: }
696:
697: /* Convert to a key binding. */
1.177 nicm 698: key = KEYC_UNKNOWN;
1.131 nicm 699: switch (type) {
700: case NOTYPE:
701: break;
1.209 nicm 702: case MOVE:
703: if (where == PANE)
704: key = KEYC_MOUSEMOVE_PANE;
705: if (where == STATUS)
706: key = KEYC_MOUSEMOVE_STATUS;
1.274 nicm 707: if (where == STATUS_LEFT)
708: key = KEYC_MOUSEMOVE_STATUS_LEFT;
709: if (where == STATUS_RIGHT)
710: key = KEYC_MOUSEMOVE_STATUS_RIGHT;
711: if (where == STATUS_DEFAULT)
712: key = KEYC_MOUSEMOVE_STATUS_DEFAULT;
1.209 nicm 713: if (where == BORDER)
714: key = KEYC_MOUSEMOVE_BORDER;
715: break;
1.131 nicm 716: case DRAG:
1.204 nicm 717: if (c->tty.mouse_drag_update != NULL)
718: key = KEYC_DRAGGING;
719: else {
1.131 nicm 720: switch (MOUSE_BUTTONS(b)) {
721: case 0:
722: if (where == PANE)
723: key = KEYC_MOUSEDRAG1_PANE;
724: if (where == STATUS)
725: key = KEYC_MOUSEDRAG1_STATUS;
1.258 nicm 726: if (where == STATUS_LEFT)
727: key = KEYC_MOUSEDRAG1_STATUS_LEFT;
728: if (where == STATUS_RIGHT)
729: key = KEYC_MOUSEDRAG1_STATUS_RIGHT;
1.274 nicm 730: if (where == STATUS_DEFAULT)
731: key = KEYC_MOUSEDRAG1_STATUS_DEFAULT;
1.131 nicm 732: if (where == BORDER)
733: key = KEYC_MOUSEDRAG1_BORDER;
734: break;
735: case 1:
736: if (where == PANE)
737: key = KEYC_MOUSEDRAG2_PANE;
738: if (where == STATUS)
739: key = KEYC_MOUSEDRAG2_STATUS;
1.258 nicm 740: if (where == STATUS_LEFT)
741: key = KEYC_MOUSEDRAG2_STATUS_LEFT;
742: if (where == STATUS_RIGHT)
743: key = KEYC_MOUSEDRAG2_STATUS_RIGHT;
1.274 nicm 744: if (where == STATUS_DEFAULT)
745: key = KEYC_MOUSEDRAG2_STATUS_DEFAULT;
1.131 nicm 746: if (where == BORDER)
747: key = KEYC_MOUSEDRAG2_BORDER;
748: break;
749: case 2:
750: if (where == PANE)
751: key = KEYC_MOUSEDRAG3_PANE;
752: if (where == STATUS)
753: key = KEYC_MOUSEDRAG3_STATUS;
1.258 nicm 754: if (where == STATUS_LEFT)
755: key = KEYC_MOUSEDRAG3_STATUS_LEFT;
756: if (where == STATUS_RIGHT)
757: key = KEYC_MOUSEDRAG3_STATUS_RIGHT;
1.274 nicm 758: if (where == STATUS_DEFAULT)
759: key = KEYC_MOUSEDRAG3_STATUS_DEFAULT;
1.131 nicm 760: if (where == BORDER)
761: key = KEYC_MOUSEDRAG3_BORDER;
762: break;
763: }
764: }
1.66 nicm 765:
1.182 nicm 766: /*
767: * Begin a drag by setting the flag to a non-zero value that
768: * corresponds to the mouse button in use.
769: */
770: c->tty.mouse_drag_flag = MOUSE_BUTTONS(b) + 1;
1.131 nicm 771: break;
772: case WHEEL:
773: if (MOUSE_BUTTONS(b) == MOUSE_WHEEL_UP) {
774: if (where == PANE)
775: key = KEYC_WHEELUP_PANE;
776: if (where == STATUS)
777: key = KEYC_WHEELUP_STATUS;
1.258 nicm 778: if (where == STATUS_LEFT)
779: key = KEYC_WHEELUP_STATUS_LEFT;
780: if (where == STATUS_RIGHT)
781: key = KEYC_WHEELUP_STATUS_RIGHT;
1.274 nicm 782: if (where == STATUS_DEFAULT)
783: key = KEYC_WHEELUP_STATUS_DEFAULT;
1.131 nicm 784: if (where == BORDER)
785: key = KEYC_WHEELUP_BORDER;
786: } else {
787: if (where == PANE)
788: key = KEYC_WHEELDOWN_PANE;
789: if (where == STATUS)
790: key = KEYC_WHEELDOWN_STATUS;
1.274 nicm 791: if (where == STATUS_LEFT)
792: key = KEYC_WHEELDOWN_STATUS_LEFT;
793: if (where == STATUS_RIGHT)
794: key = KEYC_WHEELDOWN_STATUS_RIGHT;
795: if (where == STATUS_DEFAULT)
796: key = KEYC_WHEELDOWN_STATUS_DEFAULT;
1.131 nicm 797: if (where == BORDER)
798: key = KEYC_WHEELDOWN_BORDER;
799: }
800: break;
801: case UP:
802: switch (MOUSE_BUTTONS(b)) {
803: case 0:
804: if (where == PANE)
805: key = KEYC_MOUSEUP1_PANE;
806: if (where == STATUS)
807: key = KEYC_MOUSEUP1_STATUS;
1.258 nicm 808: if (where == STATUS_LEFT)
809: key = KEYC_MOUSEUP1_STATUS_LEFT;
810: if (where == STATUS_RIGHT)
811: key = KEYC_MOUSEUP1_STATUS_RIGHT;
1.274 nicm 812: if (where == STATUS_DEFAULT)
813: key = KEYC_MOUSEUP1_STATUS_DEFAULT;
1.131 nicm 814: if (where == BORDER)
815: key = KEYC_MOUSEUP1_BORDER;
816: break;
817: case 1:
818: if (where == PANE)
819: key = KEYC_MOUSEUP2_PANE;
820: if (where == STATUS)
821: key = KEYC_MOUSEUP2_STATUS;
1.258 nicm 822: if (where == STATUS_LEFT)
823: key = KEYC_MOUSEUP2_STATUS_LEFT;
824: if (where == STATUS_RIGHT)
825: key = KEYC_MOUSEUP2_STATUS_RIGHT;
1.274 nicm 826: if (where == STATUS_DEFAULT)
827: key = KEYC_MOUSEUP2_STATUS_DEFAULT;
1.131 nicm 828: if (where == BORDER)
829: key = KEYC_MOUSEUP2_BORDER;
830: break;
831: case 2:
832: if (where == PANE)
833: key = KEYC_MOUSEUP3_PANE;
834: if (where == STATUS)
835: key = KEYC_MOUSEUP3_STATUS;
1.258 nicm 836: if (where == STATUS_LEFT)
837: key = KEYC_MOUSEUP3_STATUS_LEFT;
838: if (where == STATUS_RIGHT)
839: key = KEYC_MOUSEUP3_STATUS_RIGHT;
1.274 nicm 840: if (where == STATUS_DEFAULT)
841: key = KEYC_MOUSEUP3_STATUS_DEFAULT;
1.131 nicm 842: if (where == BORDER)
843: key = KEYC_MOUSEUP3_BORDER;
844: break;
845: }
846: break;
847: case DOWN:
848: switch (MOUSE_BUTTONS(b)) {
849: case 0:
850: if (where == PANE)
851: key = KEYC_MOUSEDOWN1_PANE;
852: if (where == STATUS)
853: key = KEYC_MOUSEDOWN1_STATUS;
1.258 nicm 854: if (where == STATUS_LEFT)
855: key = KEYC_MOUSEDOWN1_STATUS_LEFT;
856: if (where == STATUS_RIGHT)
857: key = KEYC_MOUSEDOWN1_STATUS_RIGHT;
1.274 nicm 858: if (where == STATUS_DEFAULT)
859: key = KEYC_MOUSEDOWN1_STATUS_DEFAULT;
1.131 nicm 860: if (where == BORDER)
861: key = KEYC_MOUSEDOWN1_BORDER;
862: break;
863: case 1:
864: if (where == PANE)
865: key = KEYC_MOUSEDOWN2_PANE;
866: if (where == STATUS)
867: key = KEYC_MOUSEDOWN2_STATUS;
1.258 nicm 868: if (where == STATUS_LEFT)
869: key = KEYC_MOUSEDOWN2_STATUS_LEFT;
870: if (where == STATUS_RIGHT)
871: key = KEYC_MOUSEDOWN2_STATUS_RIGHT;
1.274 nicm 872: if (where == STATUS_DEFAULT)
873: key = KEYC_MOUSEDOWN2_STATUS_DEFAULT;
1.131 nicm 874: if (where == BORDER)
875: key = KEYC_MOUSEDOWN2_BORDER;
876: break;
877: case 2:
878: if (where == PANE)
879: key = KEYC_MOUSEDOWN3_PANE;
880: if (where == STATUS)
881: key = KEYC_MOUSEDOWN3_STATUS;
1.258 nicm 882: if (where == STATUS_LEFT)
883: key = KEYC_MOUSEDOWN3_STATUS_LEFT;
884: if (where == STATUS_RIGHT)
885: key = KEYC_MOUSEDOWN3_STATUS_RIGHT;
1.274 nicm 886: if (where == STATUS_DEFAULT)
887: key = KEYC_MOUSEDOWN3_STATUS_DEFAULT;
1.131 nicm 888: if (where == BORDER)
889: key = KEYC_MOUSEDOWN3_BORDER;
1.311 nicm 890: break;
891: }
892: break;
893: case SECOND:
894: switch (MOUSE_BUTTONS(b)) {
895: case 0:
896: if (where == PANE)
897: key = KEYC_SECONDCLICK1_PANE;
898: if (where == STATUS)
899: key = KEYC_SECONDCLICK1_STATUS;
900: if (where == STATUS_LEFT)
901: key = KEYC_SECONDCLICK1_STATUS_LEFT;
902: if (where == STATUS_RIGHT)
903: key = KEYC_SECONDCLICK1_STATUS_RIGHT;
904: if (where == STATUS_DEFAULT)
905: key = KEYC_SECONDCLICK1_STATUS_DEFAULT;
906: if (where == BORDER)
907: key = KEYC_SECONDCLICK1_BORDER;
908: break;
909: case 1:
910: if (where == PANE)
911: key = KEYC_SECONDCLICK2_PANE;
912: if (where == STATUS)
913: key = KEYC_SECONDCLICK2_STATUS;
914: if (where == STATUS_LEFT)
915: key = KEYC_SECONDCLICK2_STATUS_LEFT;
916: if (where == STATUS_RIGHT)
917: key = KEYC_SECONDCLICK2_STATUS_RIGHT;
918: if (where == STATUS_DEFAULT)
919: key = KEYC_SECONDCLICK2_STATUS_DEFAULT;
920: if (where == BORDER)
921: key = KEYC_SECONDCLICK2_BORDER;
922: break;
923: case 2:
924: if (where == PANE)
925: key = KEYC_SECONDCLICK3_PANE;
926: if (where == STATUS)
927: key = KEYC_SECONDCLICK3_STATUS;
928: if (where == STATUS_LEFT)
929: key = KEYC_SECONDCLICK3_STATUS_LEFT;
930: if (where == STATUS_RIGHT)
931: key = KEYC_SECONDCLICK3_STATUS_RIGHT;
932: if (where == STATUS_DEFAULT)
933: key = KEYC_SECONDCLICK3_STATUS_DEFAULT;
934: if (where == BORDER)
935: key = KEYC_SECONDCLICK3_BORDER;
1.131 nicm 936: break;
1.66 nicm 937: }
1.131 nicm 938: break;
1.192 nicm 939: case DOUBLE:
940: switch (MOUSE_BUTTONS(b)) {
941: case 0:
942: if (where == PANE)
943: key = KEYC_DOUBLECLICK1_PANE;
944: if (where == STATUS)
945: key = KEYC_DOUBLECLICK1_STATUS;
1.258 nicm 946: if (where == STATUS_LEFT)
947: key = KEYC_DOUBLECLICK1_STATUS_LEFT;
948: if (where == STATUS_RIGHT)
949: key = KEYC_DOUBLECLICK1_STATUS_RIGHT;
1.274 nicm 950: if (where == STATUS_DEFAULT)
951: key = KEYC_DOUBLECLICK1_STATUS_DEFAULT;
1.192 nicm 952: if (where == BORDER)
953: key = KEYC_DOUBLECLICK1_BORDER;
954: break;
955: case 1:
956: if (where == PANE)
957: key = KEYC_DOUBLECLICK2_PANE;
958: if (where == STATUS)
959: key = KEYC_DOUBLECLICK2_STATUS;
1.258 nicm 960: if (where == STATUS_LEFT)
961: key = KEYC_DOUBLECLICK2_STATUS_LEFT;
962: if (where == STATUS_RIGHT)
963: key = KEYC_DOUBLECLICK2_STATUS_RIGHT;
1.274 nicm 964: if (where == STATUS_DEFAULT)
965: key = KEYC_DOUBLECLICK2_STATUS_DEFAULT;
1.192 nicm 966: if (where == BORDER)
967: key = KEYC_DOUBLECLICK2_BORDER;
968: break;
969: case 2:
970: if (where == PANE)
971: key = KEYC_DOUBLECLICK3_PANE;
972: if (where == STATUS)
973: key = KEYC_DOUBLECLICK3_STATUS;
1.258 nicm 974: if (where == STATUS_LEFT)
975: key = KEYC_DOUBLECLICK3_STATUS_LEFT;
976: if (where == STATUS_RIGHT)
977: key = KEYC_DOUBLECLICK3_STATUS_RIGHT;
1.274 nicm 978: if (where == STATUS_DEFAULT)
979: key = KEYC_DOUBLECLICK3_STATUS_DEFAULT;
1.192 nicm 980: if (where == BORDER)
981: key = KEYC_DOUBLECLICK3_BORDER;
982: break;
983: }
984: break;
985: case TRIPLE:
986: switch (MOUSE_BUTTONS(b)) {
987: case 0:
988: if (where == PANE)
989: key = KEYC_TRIPLECLICK1_PANE;
990: if (where == STATUS)
991: key = KEYC_TRIPLECLICK1_STATUS;
1.258 nicm 992: if (where == STATUS_LEFT)
993: key = KEYC_TRIPLECLICK1_STATUS_LEFT;
994: if (where == STATUS_RIGHT)
995: key = KEYC_TRIPLECLICK1_STATUS_RIGHT;
1.274 nicm 996: if (where == STATUS_DEFAULT)
997: key = KEYC_TRIPLECLICK1_STATUS_DEFAULT;
1.192 nicm 998: if (where == BORDER)
999: key = KEYC_TRIPLECLICK1_BORDER;
1000: break;
1001: case 1:
1002: if (where == PANE)
1003: key = KEYC_TRIPLECLICK2_PANE;
1004: if (where == STATUS)
1005: key = KEYC_TRIPLECLICK2_STATUS;
1.258 nicm 1006: if (where == STATUS_LEFT)
1007: key = KEYC_TRIPLECLICK2_STATUS_LEFT;
1008: if (where == STATUS_RIGHT)
1009: key = KEYC_TRIPLECLICK2_STATUS_RIGHT;
1.274 nicm 1010: if (where == STATUS_DEFAULT)
1011: key = KEYC_TRIPLECLICK2_STATUS_DEFAULT;
1.192 nicm 1012: if (where == BORDER)
1013: key = KEYC_TRIPLECLICK2_BORDER;
1014: break;
1015: case 2:
1016: if (where == PANE)
1017: key = KEYC_TRIPLECLICK3_PANE;
1018: if (where == STATUS)
1019: key = KEYC_TRIPLECLICK3_STATUS;
1.258 nicm 1020: if (where == STATUS_LEFT)
1021: key = KEYC_TRIPLECLICK3_STATUS_LEFT;
1022: if (where == STATUS_RIGHT)
1023: key = KEYC_TRIPLECLICK3_STATUS_RIGHT;
1.274 nicm 1024: if (where == STATUS_DEFAULT)
1025: key = KEYC_TRIPLECLICK3_STATUS_DEFAULT;
1.192 nicm 1026: if (where == BORDER)
1027: key = KEYC_TRIPLECLICK3_BORDER;
1028: break;
1029: }
1030: break;
1.66 nicm 1031: }
1.177 nicm 1032: if (key == KEYC_UNKNOWN)
1033: return (KEYC_UNKNOWN);
1.66 nicm 1034:
1.305 nicm 1035: out:
1.131 nicm 1036: /* Apply modifiers if any. */
1037: if (b & MOUSE_MASK_META)
1.342 nicm 1038: key |= KEYC_META;
1.131 nicm 1039: if (b & MOUSE_MASK_CTRL)
1040: key |= KEYC_CTRL;
1041: if (b & MOUSE_MASK_SHIFT)
1042: key |= KEYC_SHIFT;
1.66 nicm 1043:
1.305 nicm 1044: if (log_get_level() != 0)
1.343 nicm 1045: log_debug("mouse key is %s", key_string_lookup_key (key, 1));
1.131 nicm 1046: return (key);
1.66 nicm 1047: }
1048:
1.82 nicm 1049: /* Is this fast enough to probably be a paste? */
1.190 nicm 1050: static int
1.82 nicm 1051: server_client_assume_paste(struct session *s)
1052: {
1053: struct timeval tv;
1.84 nicm 1054: int t;
1.82 nicm 1055:
1.163 nicm 1056: if ((t = options_get_number(s->options, "assume-paste-time")) == 0)
1.83 nicm 1057: return (0);
1.82 nicm 1058:
1059: timersub(&s->activity_time, &s->last_activity_time, &tv);
1.171 nicm 1060: if (tv.tv_sec == 0 && tv.tv_usec < t * 1000) {
1061: log_debug("session %s pasting (flag %d)", s->name,
1062: !!(s->flags & SESSION_PASTING));
1063: if (s->flags & SESSION_PASTING)
1064: return (1);
1065: s->flags |= SESSION_PASTING;
1066: return (0);
1067: }
1068: log_debug("session %s not pasting", s->name);
1069: s->flags &= ~SESSION_PASTING;
1.83 nicm 1070: return (0);
1.82 nicm 1071: }
1072:
1.295 nicm 1073: /* Has the latest client changed? */
1074: static void
1075: server_client_update_latest(struct client *c)
1076: {
1077: struct window *w;
1078:
1079: if (c->session == NULL)
1080: return;
1081: w = c->session->curw->window;
1082:
1083: if (w->latest == c)
1084: return;
1085: w->latest = c;
1086:
1087: if (options_get_number(w->options, "window-size") == WINDOW_SIZE_LATEST)
1.355 nicm 1088: recalculate_size(w, 0);
1.295 nicm 1089: }
1090:
1.276 nicm 1091: /*
1092: * Handle data key input from client. This owns and can modify the key event it
1093: * is given and is responsible for freeing it.
1094: */
1.280 nicm 1095: static enum cmd_retval
1.276 nicm 1096: server_client_key_callback(struct cmdq_item *item, void *data)
1.18 nicm 1097: {
1.316 nicm 1098: struct client *c = cmdq_get_client(item);
1.276 nicm 1099: struct key_event *event = data;
1100: key_code key = event->key;
1101: struct mouse_event *m = &event->m;
1.267 nicm 1102: struct session *s = c->session;
1103: struct winlink *wl;
1104: struct window_pane *wp;
1105: struct window_mode_entry *wme;
1106: struct timeval tv;
1107: struct key_table *table, *first;
1108: struct key_binding *bd;
1109: int xtimeout, flags;
1110: struct cmd_find_state fs;
1111: key_code key0;
1.18 nicm 1112:
1113: /* Check the client is good to accept input. */
1.303 nicm 1114: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.276 nicm 1115: goto out;
1.264 nicm 1116: wl = s->curw;
1.18 nicm 1117:
1118: /* Update the activity timer. */
1119: if (gettimeofday(&c->activity_time, NULL) != 0)
1120: fatal("gettimeofday failed");
1.149 nicm 1121: session_update_activity(s, &c->activity_time);
1.18 nicm 1122:
1123: /* Check for mouse keys. */
1.204 nicm 1124: m->valid = 0;
1.306 nicm 1125: if (key == KEYC_MOUSE || key == KEYC_DOUBLECLICK) {
1.30 nicm 1126: if (c->flags & CLIENT_READONLY)
1.276 nicm 1127: goto out;
1128: key = server_client_check_mouse(c, event);
1.177 nicm 1129: if (key == KEYC_UNKNOWN)
1.276 nicm 1130: goto out;
1.131 nicm 1131:
1132: m->valid = 1;
1133: m->key = key;
1.203 nicm 1134:
1135: /*
1.204 nicm 1136: * Mouse drag is in progress, so fire the callback (now that
1137: * the mouse event is valid).
1.203 nicm 1138: */
1.305 nicm 1139: if ((key & KEYC_MASK_KEY) == KEYC_DRAGGING) {
1.204 nicm 1140: c->tty.mouse_drag_update(c, m);
1.276 nicm 1141: goto out;
1.204 nicm 1142: }
1.338 nicm 1143: event->key = key;
1.276 nicm 1144: }
1.18 nicm 1145:
1.202 nicm 1146: /* Find affected pane. */
1.243 nicm 1147: if (!KEYC_IS_MOUSE(key) || cmd_find_from_mouse(&fs, m, 0) != 0)
1.341 nicm 1148: cmd_find_from_client(&fs, c, 0);
1.227 nicm 1149: wp = fs.wp;
1.202 nicm 1150:
1151: /* Forward mouse keys if disabled. */
1.206 nicm 1152: if (KEYC_IS_MOUSE(key) && !options_get_number(s->options, "mouse"))
1.253 nicm 1153: goto forward_key;
1.202 nicm 1154:
1.132 nicm 1155: /* Treat everything as a regular key when pasting is detected. */
1.161 nicm 1156: if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s))
1.253 nicm 1157: goto forward_key;
1.18 nicm 1158:
1.191 nicm 1159: /*
1160: * Work out the current key table. If the pane is in a mode, use
1161: * the mode table instead of the default key table.
1162: */
1.223 nicm 1163: if (server_client_is_default_key_table(c, c->keytable) &&
1164: wp != NULL &&
1.267 nicm 1165: (wme = TAILQ_FIRST(&wp->modes)) != NULL &&
1166: wme->mode->key_table != NULL)
1167: table = key_bindings_get_table(wme->mode->key_table(wme), 1);
1.223 nicm 1168: else
1.191 nicm 1169: table = c->keytable;
1.223 nicm 1170: first = table;
1.191 nicm 1171:
1.253 nicm 1172: table_changed:
1.205 nicm 1173: /*
1174: * The prefix always takes precedence and forces a switch to the prefix
1175: * table, unless we are already there.
1176: */
1.343 nicm 1177: key0 = (key & (KEYC_MASK_KEY|KEYC_MASK_MODIFIERS));
1.239 nicm 1178: if ((key0 == (key_code)options_get_number(s->options, "prefix") ||
1179: key0 == (key_code)options_get_number(s->options, "prefix2")) &&
1.205 nicm 1180: strcmp(table->name, "prefix") != 0) {
1181: server_client_set_key_table(c, "prefix");
1182: server_status_client(c);
1.276 nicm 1183: goto out;
1.205 nicm 1184: }
1.238 nicm 1185: flags = c->flags;
1.205 nicm 1186:
1.262 nicm 1187: try_again:
1.223 nicm 1188: /* Log key table. */
1189: if (wp == NULL)
1190: log_debug("key table %s (no pane)", table->name);
1191: else
1192: log_debug("key table %s (pane %%%u)", table->name, wp->id);
1.225 nicm 1193: if (c->flags & CLIENT_REPEAT)
1194: log_debug("currently repeating");
1.223 nicm 1195:
1.132 nicm 1196: /* Try to see if there is a key binding in the current table. */
1.254 nicm 1197: bd = key_bindings_get(table, key0);
1.132 nicm 1198: if (bd != NULL) {
1199: /*
1200: * Key was matched in this table. If currently repeating but a
1201: * non-repeating binding was found, stop repeating and try
1202: * again in the root table.
1203: */
1.222 nicm 1204: if ((c->flags & CLIENT_REPEAT) &&
1205: (~bd->flags & KEY_BINDING_REPEAT)) {
1.262 nicm 1206: log_debug("found in key table %s (not repeating)",
1207: table->name);
1.178 nicm 1208: server_client_set_key_table(c, NULL);
1.262 nicm 1209: first = table = c->keytable;
1.132 nicm 1210: c->flags &= ~CLIENT_REPEAT;
1.85 nicm 1211: server_status_client(c);
1.253 nicm 1212: goto table_changed;
1.18 nicm 1213: }
1.223 nicm 1214: log_debug("found in key table %s", table->name);
1.82 nicm 1215:
1.132 nicm 1216: /*
1217: * Take a reference to this table to make sure the key binding
1218: * doesn't disappear.
1219: */
1220: table->references++;
1221:
1222: /*
1223: * If this is a repeating key, start the timer. Otherwise reset
1224: * the client back to the root table.
1225: */
1.163 nicm 1226: xtimeout = options_get_number(s->options, "repeat-time");
1.222 nicm 1227: if (xtimeout != 0 && (bd->flags & KEY_BINDING_REPEAT)) {
1.132 nicm 1228: c->flags |= CLIENT_REPEAT;
1229:
1230: tv.tv_sec = xtimeout / 1000;
1231: tv.tv_usec = (xtimeout % 1000) * 1000L;
1232: evtimer_del(&c->repeat_timer);
1233: evtimer_add(&c->repeat_timer, &tv);
1234: } else {
1.18 nicm 1235: c->flags &= ~CLIENT_REPEAT;
1.178 nicm 1236: server_client_set_key_table(c, NULL);
1.18 nicm 1237: }
1.132 nicm 1238: server_status_client(c);
1239:
1.227 nicm 1240: /* Execute the key binding. */
1.317 nicm 1241: key_bindings_dispatch(bd, item, c, event, &fs);
1.132 nicm 1242: key_bindings_unref_table(table);
1.276 nicm 1243: goto out;
1.18 nicm 1244: }
1245:
1.132 nicm 1246: /*
1.253 nicm 1247: * No match, try the ANY key.
1248: */
1249: if (key0 != KEYC_ANY) {
1250: key0 = KEYC_ANY;
1251: goto try_again;
1252: }
1253:
1254: /*
1.223 nicm 1255: * No match in this table. If not in the root table or if repeating,
1256: * switch the client back to the root table and try again.
1.132 nicm 1257: */
1.223 nicm 1258: log_debug("not found in key table %s", table->name);
1259: if (!server_client_is_default_key_table(c, table) ||
1260: (c->flags & CLIENT_REPEAT)) {
1.262 nicm 1261: log_debug("trying in root table");
1.178 nicm 1262: server_client_set_key_table(c, NULL);
1.262 nicm 1263: table = c->keytable;
1264: if (c->flags & CLIENT_REPEAT)
1265: first = table;
1.18 nicm 1266: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 1267: server_status_client(c);
1.253 nicm 1268: goto table_changed;
1.18 nicm 1269: }
1270:
1.223 nicm 1271: /*
1272: * No match in the root table either. If this wasn't the first table
1273: * tried, don't pass the key to the pane.
1274: */
1.238 nicm 1275: if (first != table && (~flags & CLIENT_REPEAT)) {
1.178 nicm 1276: server_client_set_key_table(c, NULL);
1.132 nicm 1277: server_status_client(c);
1.276 nicm 1278: goto out;
1.161 nicm 1279: }
1280:
1.253 nicm 1281: forward_key:
1.161 nicm 1282: if (c->flags & CLIENT_READONLY)
1.276 nicm 1283: goto out;
1.161 nicm 1284: if (wp != NULL)
1.264 nicm 1285: window_pane_key(wp, c, s, wl, key, m);
1.276 nicm 1286:
1287: out:
1.347 nicm 1288: if (s != NULL && key != KEYC_FOCUS_OUT)
1.295 nicm 1289: server_client_update_latest(c);
1.276 nicm 1290: free(event);
1291: return (CMD_RETURN_NORMAL);
1.280 nicm 1292: }
1293:
1294: /* Handle a key event. */
1295: int
1296: server_client_handle_key(struct client *c, struct key_event *event)
1297: {
1298: struct session *s = c->session;
1299: struct cmdq_item *item;
1300:
1301: /* Check the client is good to accept input. */
1.303 nicm 1302: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.280 nicm 1303: return (0);
1304:
1305: /*
1.291 nicm 1306: * Key presses in overlay mode and the command prompt are a special
1307: * case. The queue might be blocked so they need to be processed
1308: * immediately rather than queued.
1.280 nicm 1309: */
1.291 nicm 1310: if (~c->flags & CLIENT_READONLY) {
1311: status_message_clear(c);
1312: if (c->overlay_key != NULL) {
1313: switch (c->overlay_key(c, event)) {
1314: case 0:
1315: return (0);
1316: case 1:
1317: server_client_clear_overlay(c);
1318: return (0);
1319: }
1.290 nicm 1320: }
1.293 nicm 1321: server_client_clear_overlay(c);
1.335 nicm 1322: if (c->prompt_string != NULL) {
1323: if (status_prompt_key(c, event->key) == 0)
1324: return (0);
1325: }
1.280 nicm 1326: }
1327:
1328: /*
1329: * Add the key to the queue so it happens after any commands queued by
1330: * previous keys.
1331: */
1332: item = cmdq_get_callback(server_client_key_callback, event);
1333: cmdq_append(c, item);
1334: return (1);
1.18 nicm 1335: }
1336:
1.2 nicm 1337: /* Client functions that need to happen every loop. */
1338: void
1339: server_client_loop(void)
1340: {
1341: struct client *c;
1342: struct window *w;
1343: struct window_pane *wp;
1.344 nicm 1344: int focus;
1345:
1346: /* Check for window resize. This is done before redrawing. */
1347: RB_FOREACH(w, windows, &windows)
1348: server_client_check_window_resize(w);
1.2 nicm 1349:
1.344 nicm 1350: /* Check clients. */
1.135 nicm 1351: TAILQ_FOREACH(c, &clients, entry) {
1.36 nicm 1352: server_client_check_exit(c);
1353: if (c->session != NULL) {
1.366 nicm 1354: server_client_check_modes(c);
1.36 nicm 1355: server_client_check_redraw(c);
1356: server_client_reset_state(c);
1357: }
1.2 nicm 1358: }
1359:
1360: /*
1361: * Any windows will have been redrawn as part of clients, so clear
1.92 nicm 1362: * their flags now. Also check pane focus and resize.
1.2 nicm 1363: */
1.197 nicm 1364: focus = options_get_number(global_options, "focus-events");
1.134 nicm 1365: RB_FOREACH(w, windows, &windows) {
1.91 nicm 1366: TAILQ_FOREACH(wp, &w->panes, entry) {
1.289 nicm 1367: if (wp->fd != -1) {
1.197 nicm 1368: if (focus)
1.344 nicm 1369: server_client_check_pane_focus(wp);
1370: server_client_check_pane_resize(wp);
1.345 nicm 1371: server_client_check_pane_buffer(wp);
1.101 nicm 1372: }
1.326 nicm 1373: wp->flags &= ~PANE_REDRAW;
1.91 nicm 1374: }
1.150 nicm 1375: check_window_name(w);
1.2 nicm 1376: }
1.92 nicm 1377: }
1378:
1.344 nicm 1379: /* Check if window needs to be resized. */
1380: static void
1381: server_client_check_window_resize(struct window *w)
1382: {
1383: struct winlink *wl;
1384:
1385: if (~w->flags & WINDOW_RESIZE)
1386: return;
1387:
1388: TAILQ_FOREACH(wl, &w->winlinks, wentry) {
1389: if (wl->session->attached != 0 && wl->session->curw == wl)
1390: break;
1391: }
1392: if (wl == NULL)
1393: return;
1394:
1395: log_debug("%s: resizing window @%u", __func__, w->id);
1396: resize_window(w, w->new_sx, w->new_sy, w->new_xpixel, w->new_ypixel);
1397: }
1398:
1.356 nicm 1399: /* Resize timer event. */
1.188 nicm 1400: static void
1.356 nicm 1401: server_client_resize_timer(__unused int fd, __unused short events, void *data)
1.92 nicm 1402: {
1.356 nicm 1403: struct window_pane *wp = data;
1.92 nicm 1404:
1.356 nicm 1405: log_debug("%s: %%%u resize timer expired", __func__, wp->id);
1406: evtimer_del(&wp->resize_timer);
1.188 nicm 1407: }
1408:
1.294 nicm 1409: /* Start the resize timer. */
1410: static void
1411: server_client_start_resize_timer(struct window_pane *wp)
1412: {
1413: struct timeval tv = { .tv_usec = 250000 };
1414:
1.356 nicm 1415: log_debug("%s: %%%u resize timer started", __func__, wp->id);
1416: evtimer_add(&wp->resize_timer, &tv);
1.294 nicm 1417: }
1418:
1.356 nicm 1419: /* Force timer event. */
1.294 nicm 1420: static void
1.356 nicm 1421: server_client_force_timer(__unused int fd, __unused short events, void *data)
1.294 nicm 1422: {
1423: struct window_pane *wp = data;
1424:
1.356 nicm 1425: log_debug("%s: %%%u force timer expired", __func__, wp->id);
1426: evtimer_del(&wp->force_timer);
1427: wp->flags |= PANE_RESIZENOW;
1428: }
1.294 nicm 1429:
1.356 nicm 1430: /* Start the force timer. */
1431: static void
1432: server_client_start_force_timer(struct window_pane *wp)
1433: {
1434: struct timeval tv = { .tv_usec = 10000 };
1.294 nicm 1435:
1.356 nicm 1436: log_debug("%s: %%%u force timer started", __func__, wp->id);
1437: evtimer_add(&wp->force_timer, &tv);
1.294 nicm 1438: }
1439:
1.188 nicm 1440: /* Check if pane should be resized. */
1.190 nicm 1441: static void
1.344 nicm 1442: server_client_check_pane_resize(struct window_pane *wp)
1.188 nicm 1443: {
1.356 nicm 1444: if (!event_initialized(&wp->resize_timer))
1445: evtimer_set(&wp->resize_timer, server_client_resize_timer, wp);
1446: if (!event_initialized(&wp->force_timer))
1447: evtimer_set(&wp->force_timer, server_client_force_timer, wp);
1448:
1.294 nicm 1449: if (~wp->flags & PANE_RESIZE)
1.188 nicm 1450: return;
1.356 nicm 1451: log_debug("%s: %%%u needs to be resized", __func__, wp->id);
1.188 nicm 1452:
1.356 nicm 1453: if (evtimer_pending(&wp->resize_timer, NULL)) {
1454: log_debug("%s: %%%u resize timer is running", __func__, wp->id);
1455: return;
1456: }
1457: server_client_start_resize_timer(wp);
1.188 nicm 1458:
1.356 nicm 1459: if (~wp->flags & PANE_RESIZEFORCE) {
1460: /*
1461: * The timer is not running and we don't need to force a
1462: * resize, so just resize immediately.
1463: */
1464: log_debug("%s: resizing %%%u now", __func__, wp->id);
1465: window_pane_send_resize(wp, 0);
1466: wp->flags &= ~PANE_RESIZE;
1467: } else {
1468: /*
1469: * The timer is not running, but we need to force a resize. If
1470: * the force timer has expired, resize to the real size now.
1471: * Otherwise resize to the force size and start the timer.
1472: */
1473: if (wp->flags & PANE_RESIZENOW) {
1.359 nicm 1474: log_debug("%s: resizing %%%u after forced resize",
1475: __func__, wp->id);
1.356 nicm 1476: window_pane_send_resize(wp, 0);
1477: wp->flags &= ~(PANE_RESIZE|PANE_RESIZEFORCE|PANE_RESIZENOW);
1478: } else if (!evtimer_pending(&wp->force_timer, NULL)) {
1.359 nicm 1479: log_debug("%s: forcing resize of %%%u", __func__,
1480: wp->id);
1.356 nicm 1481: window_pane_send_resize(wp, 1);
1482: server_client_start_force_timer(wp);
1483: }
1484: }
1.345 nicm 1485: }
1486:
1487: /* Check pane buffer size. */
1488: static void
1489: server_client_check_pane_buffer(struct window_pane *wp)
1490: {
1491: struct evbuffer *evb = wp->event->input;
1492: size_t minimum;
1493: struct client *c;
1.346 nicm 1494: struct window_pane_offset *wpo;
1495: int off = 1, flag;
1496: u_int attached_clients = 0;
1.353 nicm 1497: size_t new_size;
1.345 nicm 1498:
1499: /*
1.352 nicm 1500: * Work out the minimum used size. This is the most that can be removed
1501: * from the buffer.
1.345 nicm 1502: */
1.352 nicm 1503: minimum = wp->offset.used;
1504: if (wp->pipe_fd != -1 && wp->pipe_offset.used < minimum)
1505: minimum = wp->pipe_offset.used;
1.345 nicm 1506: TAILQ_FOREACH(c, &clients, entry) {
1507: if (c->session == NULL)
1508: continue;
1.346 nicm 1509: attached_clients++;
1510:
1511: if (~c->flags & CLIENT_CONTROL) {
1.345 nicm 1512: off = 0;
1513: continue;
1514: }
1.346 nicm 1515: wpo = control_pane_offset(c, wp, &flag);
1516: if (wpo == NULL) {
1.345 nicm 1517: off = 0;
1.346 nicm 1518: continue;
1519: }
1520: if (!flag)
1521: off = 0;
1522:
1.353 nicm 1523: window_pane_get_new_data(wp, wpo, &new_size);
1524: log_debug("%s: %s has %zu bytes used and %zu left for %%%u",
1525: __func__, c->name, wpo->used - wp->base_offset, new_size,
1526: wp->id);
1527: if (wpo->used < minimum)
1.352 nicm 1528: minimum = wpo->used;
1.345 nicm 1529: }
1.346 nicm 1530: if (attached_clients == 0)
1531: off = 0;
1.345 nicm 1532: minimum -= wp->base_offset;
1533: if (minimum == 0)
1534: goto out;
1535:
1536: /* Drain the buffer. */
1.352 nicm 1537: log_debug("%s: %%%u has %zu minimum (of %zu) bytes used", __func__,
1538: wp->id, minimum, EVBUFFER_LENGTH(evb));
1.345 nicm 1539: evbuffer_drain(evb, minimum);
1540:
1541: /*
1542: * Adjust the base offset. If it would roll over, all the offsets into
1543: * the buffer need to be adjusted.
1544: */
1545: if (wp->base_offset > SIZE_MAX - minimum) {
1546: log_debug("%s: %%%u base offset has wrapped", __func__, wp->id);
1547: wp->offset.used -= wp->base_offset;
1.352 nicm 1548: if (wp->pipe_fd != -1)
1.345 nicm 1549: wp->pipe_offset.used -= wp->base_offset;
1550: TAILQ_FOREACH(c, &clients, entry) {
1551: if (c->session == NULL || (~c->flags & CLIENT_CONTROL))
1552: continue;
1.346 nicm 1553: wpo = control_pane_offset(c, wp, &flag);
1.352 nicm 1554: if (wpo != NULL && !flag)
1.346 nicm 1555: wpo->used -= wp->base_offset;
1.345 nicm 1556: }
1557: wp->base_offset = minimum;
1558: } else
1559: wp->base_offset += minimum;
1560:
1561: out:
1562: /*
1563: * If there is data remaining, and there are no clients able to consume
1.351 nicm 1564: * it, do not read any more. This is true when there are attached
1565: * clients, all of which are control clients which are not able to
1566: * accept any more data.
1.345 nicm 1567: */
1.352 nicm 1568: log_debug("%s: pane %%%u is %s", __func__, wp->id, off ? "off" : "on");
1.345 nicm 1569: if (off)
1570: bufferevent_disable(wp->event, EV_READ);
1571: else
1572: bufferevent_enable(wp->event, EV_READ);
1.91 nicm 1573: }
1574:
1575: /* Check whether pane should be focused. */
1.190 nicm 1576: static void
1.344 nicm 1577: server_client_check_pane_focus(struct window_pane *wp)
1.91 nicm 1578: {
1.93 nicm 1579: struct client *c;
1.102 nicm 1580: int push;
1581:
1582: /* Do we need to push the focus state? */
1583: push = wp->flags & PANE_FOCUSPUSH;
1584: wp->flags &= ~PANE_FOCUSPUSH;
1.91 nicm 1585:
1586: /* If we're not the active pane in our window, we're not focused. */
1587: if (wp->window->active != wp)
1588: goto not_focused;
1589:
1590: /*
1.93 nicm 1591: * If our window is the current window in any focused clients with an
1592: * attached session, we're focused.
1.91 nicm 1593: */
1.135 nicm 1594: TAILQ_FOREACH(c, &clients, entry) {
1595: if (c->session == NULL || !(c->flags & CLIENT_FOCUSED))
1.91 nicm 1596: continue;
1.255 nicm 1597: if (c->session->attached == 0)
1.93 nicm 1598: continue;
1599:
1600: if (c->session->curw->window == wp->window)
1.91 nicm 1601: goto focused;
1602: }
1603:
1604: not_focused:
1.251 nicm 1605: if (push || (wp->flags & PANE_FOCUSED)) {
1606: if (wp->base.mode & MODE_FOCUSON)
1607: bufferevent_write(wp->event, "\033[O", 3);
1608: notify_pane("pane-focus-out", wp);
1609: }
1.91 nicm 1610: wp->flags &= ~PANE_FOCUSED;
1611: return;
1612:
1613: focused:
1.251 nicm 1614: if (push || !(wp->flags & PANE_FOCUSED)) {
1615: if (wp->base.mode & MODE_FOCUSON)
1616: bufferevent_write(wp->event, "\033[I", 3);
1617: notify_pane("pane-focus-in", wp);
1.275 nicm 1618: session_update_activity(c->session, NULL);
1.251 nicm 1619: }
1.91 nicm 1620: wp->flags |= PANE_FOCUSED;
1.2 nicm 1621: }
1622:
1.18 nicm 1623: /*
1624: * Update cursor position and mode settings. The scroll region and attributes
1625: * are cleared when idle (waiting for an event) as this is the most likely time
1626: * a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
1627: * compromise between excessive resets and likelihood of an interrupt.
1628: *
1629: * tty_region/tty_reset/tty_update_mode already take care of not resetting
1630: * things that are already in their default state.
1631: */
1.190 nicm 1632: static void
1.18 nicm 1633: server_client_reset_state(struct client *c)
1.1 nicm 1634: {
1.332 nicm 1635: struct tty *tty = &c->tty;
1.18 nicm 1636: struct window *w = c->session->curw->window;
1.341 nicm 1637: struct window_pane *wp = server_client_get_pane(c), *loop;
1.336 nicm 1638: struct screen *s = NULL;
1.163 nicm 1639: struct options *oo = c->session->options;
1.336 nicm 1640: int mode = 0, cursor, flags;
1.261 nicm 1641: u_int cx = 0, cy = 0, ox, oy, sx, sy;
1.60 nicm 1642:
1.186 nicm 1643: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.86 nicm 1644: return;
1645:
1.332 nicm 1646: /* Disable the block flag. */
1647: flags = (tty->flags & TTY_BLOCK);
1648: tty->flags &= ~TTY_BLOCK;
1649:
1.309 nicm 1650: /* Get mode from overlay if any, else from screen. */
1651: if (c->overlay_draw != NULL) {
1.336 nicm 1652: if (c->overlay_mode != NULL)
1653: s = c->overlay_mode(c, &cx, &cy);
1654: } else
1.309 nicm 1655: s = wp->screen;
1.336 nicm 1656: if (s != NULL)
1.309 nicm 1657: mode = s->mode;
1658: log_debug("%s: client %s mode %x", __func__, c->name, mode);
1659:
1660: /* Reset region and margin. */
1.332 nicm 1661: tty_region_off(tty);
1662: tty_margin_off(tty);
1.1 nicm 1663:
1.261 nicm 1664: /* Move cursor to pane cursor and offset. */
1.309 nicm 1665: if (c->overlay_draw == NULL) {
1666: cursor = 0;
1.332 nicm 1667: tty_window_offset(tty, &ox, &oy, &sx, &sy);
1.309 nicm 1668: if (wp->xoff + s->cx >= ox && wp->xoff + s->cx <= ox + sx &&
1669: wp->yoff + s->cy >= oy && wp->yoff + s->cy <= oy + sy) {
1670: cursor = 1;
1.261 nicm 1671:
1.309 nicm 1672: cx = wp->xoff + s->cx - ox;
1673: cy = wp->yoff + s->cy - oy;
1.261 nicm 1674:
1.309 nicm 1675: if (status_at_line(c) == 0)
1676: cy += status_line_size(c);
1677: }
1678: if (!cursor)
1679: mode &= ~MODE_CURSOR;
1.261 nicm 1680: }
1.332 nicm 1681: log_debug("%s: cursor to %u,%u", __func__, cx, cy);
1682: tty_cursor(tty, cx, cy);
1.1 nicm 1683:
1.50 nicm 1684: /*
1.131 nicm 1685: * Set mouse mode if requested. To support dragging, always use button
1686: * mode.
1.57 nicm 1687: */
1.209 nicm 1688: if (options_get_number(oo, "mouse")) {
1.309 nicm 1689: if (c->overlay_draw == NULL) {
1.363 nicm 1690: mode &= ~ALL_MOUSE_MODES;
1.309 nicm 1691: TAILQ_FOREACH(loop, &w->panes, entry) {
1692: if (loop->screen->mode & MODE_MOUSE_ALL)
1693: mode |= MODE_MOUSE_ALL;
1694: }
1.209 nicm 1695: }
1696: if (~mode & MODE_MOUSE_ALL)
1697: mode |= MODE_MOUSE_BUTTON;
1698: }
1.215 nicm 1699:
1700: /* Clear bracketed paste mode if at the prompt. */
1.309 nicm 1701: if (c->overlay_draw == NULL && c->prompt_string != NULL)
1.215 nicm 1702: mode &= ~MODE_BRACKETPASTE;
1.48 nicm 1703:
1704: /* Set the terminal mode and reset attributes. */
1.332 nicm 1705: tty_update_mode(tty, mode, s);
1706: tty_reset(tty);
1.330 nicm 1707:
1.332 nicm 1708: /* All writing must be done, send a sync end (if it was started). */
1709: tty_sync_end(tty);
1710: tty->flags |= flags;
1.17 nicm 1711: }
1712:
1713: /* Repeat time callback. */
1.190 nicm 1714: static void
1.170 nicm 1715: server_client_repeat_timer(__unused int fd, __unused short events, void *data)
1.17 nicm 1716: {
1717: struct client *c = data;
1718:
1.85 nicm 1719: if (c->flags & CLIENT_REPEAT) {
1.178 nicm 1720: server_client_set_key_table(c, NULL);
1.132 nicm 1721: c->flags &= ~CLIENT_REPEAT;
1722: server_status_client(c);
1.85 nicm 1723: }
1.192 nicm 1724: }
1725:
1726: /* Double-click callback. */
1727: static void
1728: server_client_click_timer(__unused int fd, __unused short events, void *data)
1729: {
1.306 nicm 1730: struct client *c = data;
1731: struct key_event *event;
1732:
1733: log_debug("click timer expired");
1.192 nicm 1734:
1.306 nicm 1735: if (c->flags & CLIENT_TRIPLECLICK) {
1736: /*
1737: * Waiting for a third click that hasn't happened, so this must
1738: * have been a double click.
1739: */
1740: event = xmalloc(sizeof *event);
1741: event->key = KEYC_DOUBLECLICK;
1742: memcpy(&event->m, &c->click_event, sizeof event->m);
1743: if (!server_client_handle_key(c, event))
1744: free(event);
1745: }
1.192 nicm 1746: c->flags &= ~(CLIENT_DOUBLECLICK|CLIENT_TRIPLECLICK);
1.1 nicm 1747: }
1748:
1.36 nicm 1749: /* Check if client should be exited. */
1.190 nicm 1750: static void
1.36 nicm 1751: server_client_check_exit(struct client *c)
1752: {
1.300 nicm 1753: struct client_file *cf;
1.352 nicm 1754: const char *name = c->exit_session;
1.357 nicm 1755: char *data;
1756: size_t size, msize;
1.300 nicm 1757:
1.354 nicm 1758: if (c->flags & (CLIENT_DEAD|CLIENT_EXITED))
1759: return;
1760: if (~c->flags & CLIENT_EXIT)
1.36 nicm 1761: return;
1762:
1.352 nicm 1763: if (c->flags & CLIENT_CONTROL) {
1.355 nicm 1764: control_discard(c);
1.352 nicm 1765: if (!control_all_done(c))
1766: return;
1767: }
1.300 nicm 1768: RB_FOREACH(cf, client_files, &c->files) {
1769: if (EVBUFFER_LENGTH(cf->buffer) != 0)
1770: return;
1771: }
1.36 nicm 1772:
1.249 nicm 1773: if (c->flags & CLIENT_ATTACHED)
1774: notify_client("client-detached", c);
1.286 nicm 1775: c->flags |= CLIENT_EXITED;
1.352 nicm 1776:
1777: switch (c->exit_type) {
1778: case CLIENT_EXIT_RETURN:
1.367 nicm 1779: if (c->exit_message != NULL)
1.357 nicm 1780: msize = strlen(c->exit_message) + 1;
1.367 nicm 1781: else
1782: msize = 0;
1783: size = (sizeof c->retval) + msize;
1.357 nicm 1784: data = xmalloc(size);
1785: memcpy(data, &c->retval, sizeof c->retval);
1786: if (c->exit_message != NULL)
1787: memcpy(data + sizeof c->retval, c->exit_message, msize);
1788: proc_send(c->peer, MSG_EXIT, -1, data, size);
1789: free(data);
1.352 nicm 1790: break;
1791: case CLIENT_EXIT_SHUTDOWN:
1792: proc_send(c->peer, MSG_SHUTDOWN, -1, NULL, 0);
1793: break;
1794: case CLIENT_EXIT_DETACH:
1795: proc_send(c->peer, c->exit_msgtype, -1, name, strlen(name) + 1);
1796: break;
1797: }
1798: free(c->exit_session);
1.357 nicm 1799: free(c->exit_message);
1.38 nicm 1800: }
1801:
1.218 nicm 1802: /* Redraw timer callback. */
1803: static void
1804: server_client_redraw_timer(__unused int fd, __unused short events,
1.299 nicm 1805: __unused void *data)
1.218 nicm 1806: {
1807: log_debug("redraw timer fired");
1.366 nicm 1808: }
1809:
1810: /*
1811: * Check if modes need to be updated. Only modes in the current window are
1812: * updated and it is done when the status line is redrawn.
1813: */
1814: static void
1815: server_client_check_modes(struct client *c)
1816: {
1817: struct window *w = c->session->curw->window;
1818: struct window_pane *wp;
1819: struct window_mode_entry *wme;
1820:
1821: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1822: return;
1823: if (~c->flags & CLIENT_REDRAWSTATUS)
1824: return;
1825: TAILQ_FOREACH(wp, &w->panes, entry) {
1826: wme = TAILQ_FIRST(&wp->modes);
1827: if (wme != NULL && wme->mode->update != NULL)
1828: wme->mode->update(wme);
1829: }
1.218 nicm 1830: }
1831:
1.1 nicm 1832: /* Check for client redraws. */
1.190 nicm 1833: static void
1.1 nicm 1834: server_client_check_redraw(struct client *c)
1835: {
1836: struct session *s = c->session;
1.137 nicm 1837: struct tty *tty = &c->tty;
1.326 nicm 1838: struct window *w = c->session->curw->window;
1.1 nicm 1839: struct window_pane *wp;
1.325 nicm 1840: int needed, flags, mode = tty->mode, new_flags = 0;
1.326 nicm 1841: int redraw;
1842: u_int bit = 0;
1.218 nicm 1843: struct timeval tv = { .tv_usec = 1000 };
1844: static struct event ev;
1845: size_t left;
1.1 nicm 1846:
1.86 nicm 1847: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.79 nicm 1848: return;
1.257 nicm 1849: if (c->flags & CLIENT_ALLREDRAWFLAGS) {
1.325 nicm 1850: log_debug("%s: redraw%s%s%s%s%s", c->name,
1.257 nicm 1851: (c->flags & CLIENT_REDRAWWINDOW) ? " window" : "",
1852: (c->flags & CLIENT_REDRAWSTATUS) ? " status" : "",
1.282 nicm 1853: (c->flags & CLIENT_REDRAWBORDERS) ? " borders" : "",
1.325 nicm 1854: (c->flags & CLIENT_REDRAWOVERLAY) ? " overlay" : "",
1855: (c->flags & CLIENT_REDRAWPANES) ? " panes" : "");
1.257 nicm 1856: }
1.218 nicm 1857:
1858: /*
1859: * If there is outstanding data, defer the redraw until it has been
1860: * consumed. We can just add a timer to get out of the event loop and
1861: * end up back here.
1862: */
1863: needed = 0;
1.256 nicm 1864: if (c->flags & CLIENT_ALLREDRAWFLAGS)
1.218 nicm 1865: needed = 1;
1866: else {
1.326 nicm 1867: TAILQ_FOREACH(wp, &w->panes, entry) {
1.218 nicm 1868: if (wp->flags & PANE_REDRAW) {
1869: needed = 1;
1870: break;
1871: }
1872: }
1.325 nicm 1873: if (needed)
1874: new_flags |= CLIENT_REDRAWPANES;
1.218 nicm 1875: }
1.241 nicm 1876: if (needed && (left = EVBUFFER_LENGTH(tty->out)) != 0) {
1877: log_debug("%s: redraw deferred (%zu left)", c->name, left);
1878: if (!evtimer_initialized(&ev))
1879: evtimer_set(&ev, server_client_redraw_timer, NULL);
1880: if (!evtimer_pending(&ev, NULL)) {
1.218 nicm 1881: log_debug("redraw timer started");
1882: evtimer_add(&ev, &tv);
1.241 nicm 1883: }
1.327 nicm 1884:
1885: if (~c->flags & CLIENT_REDRAWWINDOW) {
1.326 nicm 1886: TAILQ_FOREACH(wp, &w->panes, entry) {
1.327 nicm 1887: if (wp->flags & PANE_REDRAW) {
1888: log_debug("%s: pane %%%u needs redraw",
1889: c->name, wp->id);
1.326 nicm 1890: c->redraw_panes |= (1 << bit);
1.327 nicm 1891: }
1.326 nicm 1892: if (++bit == 64) {
1893: /*
1894: * If more that 64 panes, give up and
1895: * just redraw the window.
1896: */
1897: new_flags &= CLIENT_REDRAWPANES;
1898: new_flags |= CLIENT_REDRAWWINDOW;
1899: break;
1900: }
1901: }
1.327 nicm 1902: if (c->redraw_panes != 0)
1903: c->flags |= CLIENT_REDRAWPANES;
1.326 nicm 1904: }
1.325 nicm 1905: c->flags |= new_flags;
1.241 nicm 1906: return;
1907: } else if (needed)
1.218 nicm 1908: log_debug("%s: redraw needed", c->name);
1.79 nicm 1909:
1.219 nicm 1910: flags = tty->flags & (TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR);
1.326 nicm 1911: tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE))|TTY_NOCURSOR;
1.137 nicm 1912:
1.256 nicm 1913: if (~c->flags & CLIENT_REDRAWWINDOW) {
1914: /*
1915: * If not redrawing the entire window, check whether each pane
1916: * needs to be redrawn.
1917: */
1.326 nicm 1918: TAILQ_FOREACH(wp, &w->panes, entry) {
1919: redraw = 0;
1920: if (wp->flags & PANE_REDRAW)
1921: redraw = 1;
1922: else if (c->flags & CLIENT_REDRAWPANES)
1923: redraw = !!(c->redraw_panes & (1 << bit));
1.328 nicm 1924: bit++;
1.326 nicm 1925: if (!redraw)
1926: continue;
1927: log_debug("%s: redrawing pane %%%u", __func__, wp->id);
1928: screen_redraw_pane(c, wp);
1.1 nicm 1929: }
1.331 nicm 1930: c->redraw_panes = 0;
1.325 nicm 1931: c->flags &= ~CLIENT_REDRAWPANES;
1.1 nicm 1932: }
1933:
1.256 nicm 1934: if (c->flags & CLIENT_ALLREDRAWFLAGS) {
1935: if (options_get_number(s->options, "set-titles"))
1936: server_client_set_title(c);
1937: screen_redraw_screen(c);
1938: }
1.1 nicm 1939:
1.326 nicm 1940: tty->flags = (tty->flags & ~TTY_NOCURSOR)|(flags & TTY_NOCURSOR);
1.320 nicm 1941: tty_update_mode(tty, mode, NULL);
1.326 nicm 1942: tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR))|flags;
1.1 nicm 1943:
1.256 nicm 1944: c->flags &= ~(CLIENT_ALLREDRAWFLAGS|CLIENT_STATUSFORCE);
1.230 nicm 1945:
1946: if (needed) {
1947: /*
1948: * We would have deferred the redraw unless the output buffer
1949: * was empty, so we can record how many bytes the redraw
1950: * generated.
1951: */
1952: c->redraw = EVBUFFER_LENGTH(tty->out);
1953: log_debug("%s: redraw added %zu bytes", c->name, c->redraw);
1954: }
1.1 nicm 1955: }
1956:
1957: /* Set client title. */
1.190 nicm 1958: static void
1.1 nicm 1959: server_client_set_title(struct client *c)
1960: {
1.128 nicm 1961: struct session *s = c->session;
1962: const char *template;
1963: char *title;
1964: struct format_tree *ft;
1.1 nicm 1965:
1.163 nicm 1966: template = options_get_string(s->options, "set-titles-string");
1.25 nicm 1967:
1.228 nicm 1968: ft = format_create(c, NULL, FORMAT_NONE, 0);
1.128 nicm 1969: format_defaults(ft, c, NULL, NULL, NULL);
1970:
1.269 nicm 1971: title = format_expand_time(ft, template);
1.1 nicm 1972: if (c->title == NULL || strcmp(title, c->title) != 0) {
1.77 nicm 1973: free(c->title);
1.1 nicm 1974: c->title = xstrdup(title);
1975: tty_set_title(&c->tty, c->title);
1976: }
1.77 nicm 1977: free(title);
1.128 nicm 1978:
1979: format_free(ft);
1.1 nicm 1980: }
1981:
1982: /* Dispatch message from client. */
1.190 nicm 1983: static void
1.162 nicm 1984: server_client_dispatch(struct imsg *imsg, void *arg)
1.1 nicm 1985: {
1.300 nicm 1986: struct client *c = arg;
1987: ssize_t datalen;
1988: struct session *s;
1.1 nicm 1989:
1.162 nicm 1990: if (c->flags & CLIENT_DEAD)
1991: return;
1992:
1993: if (imsg == NULL) {
1994: server_client_lost(c);
1995: return;
1996: }
1.1 nicm 1997:
1.162 nicm 1998: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1.1 nicm 1999:
1.162 nicm 2000: switch (imsg->hdr.type) {
1.370 ! nicm 2001: case MSG_IDENTIFY_CLIENTPID:
! 2002: case MSG_IDENTIFY_CWD:
! 2003: case MSG_IDENTIFY_ENVIRON:
1.329 nicm 2004: case MSG_IDENTIFY_FEATURES:
1.162 nicm 2005: case MSG_IDENTIFY_FLAGS:
1.361 nicm 2006: case MSG_IDENTIFY_LONGFLAGS:
1.370 ! nicm 2007: case MSG_IDENTIFY_STDIN:
! 2008: case MSG_IDENTIFY_STDOUT:
1.162 nicm 2009: case MSG_IDENTIFY_TERM:
1.370 ! nicm 2010: case MSG_IDENTIFY_TERMINFO:
1.162 nicm 2011: case MSG_IDENTIFY_TTYNAME:
2012: case MSG_IDENTIFY_DONE:
2013: server_client_dispatch_identify(c, imsg);
2014: break;
2015: case MSG_COMMAND:
2016: server_client_dispatch_command(c, imsg);
2017: break;
2018: case MSG_RESIZE:
2019: if (datalen != 0)
2020: fatalx("bad MSG_RESIZE size");
1.1 nicm 2021:
1.162 nicm 2022: if (c->flags & CLIENT_CONTROL)
1.1 nicm 2023: break;
1.295 nicm 2024: server_client_update_latest(c);
1.282 nicm 2025: server_client_clear_overlay(c);
1.236 nicm 2026: tty_resize(&c->tty);
2027: recalculate_sizes();
2028: server_redraw_client(c);
1.174 nicm 2029: if (c->session != NULL)
1.196 nicm 2030: notify_client("client-resized", c);
1.162 nicm 2031: break;
2032: case MSG_EXITING:
2033: if (datalen != 0)
2034: fatalx("bad MSG_EXITING size");
2035: c->session = NULL;
2036: tty_close(&c->tty);
2037: proc_send(c->peer, MSG_EXITED, -1, NULL, 0);
2038: break;
2039: case MSG_WAKEUP:
2040: case MSG_UNLOCK:
2041: if (datalen != 0)
2042: fatalx("bad MSG_WAKEUP size");
1.121 nicm 2043:
1.162 nicm 2044: if (!(c->flags & CLIENT_SUSPENDED))
2045: break;
2046: c->flags &= ~CLIENT_SUSPENDED;
1.10 nicm 2047:
1.365 nicm 2048: if (c->fd == -1 || c->session == NULL) /* exited already */
1.1 nicm 2049: break;
1.162 nicm 2050: s = c->session;
1.1 nicm 2051:
1.162 nicm 2052: if (gettimeofday(&c->activity_time, NULL) != 0)
2053: fatal("gettimeofday failed");
2054:
2055: tty_start_tty(&c->tty);
2056: server_redraw_client(c);
2057: recalculate_sizes();
1.184 nicm 2058:
2059: if (s != NULL)
2060: session_update_activity(s, &c->activity_time);
1.162 nicm 2061: break;
2062: case MSG_SHELL:
2063: if (datalen != 0)
2064: fatalx("bad MSG_SHELL size");
1.1 nicm 2065:
1.162 nicm 2066: server_client_dispatch_shell(c);
2067: break;
1.300 nicm 2068: case MSG_WRITE_READY:
1.369 nicm 2069: file_write_ready(&c->files, imsg);
1.300 nicm 2070: break;
2071: case MSG_READ:
1.369 nicm 2072: file_read_data(&c->files, imsg);
1.300 nicm 2073: break;
2074: case MSG_READ_DONE:
1.369 nicm 2075: file_read_done(&c->files, imsg);
1.300 nicm 2076: break;
1.1 nicm 2077: }
2078: }
2079:
1.194 nicm 2080: /* Callback when command is done. */
2081: static enum cmd_retval
1.195 nicm 2082: server_client_command_done(struct cmdq_item *item, __unused void *data)
1.194 nicm 2083: {
1.316 nicm 2084: struct client *c = cmdq_get_client(item);
1.194 nicm 2085:
2086: if (~c->flags & CLIENT_ATTACHED)
2087: c->flags |= CLIENT_EXIT;
1.352 nicm 2088: else if (~c->flags & CLIENT_EXIT)
1.314 nicm 2089: tty_send_requests(&c->tty);
1.194 nicm 2090: return (CMD_RETURN_NORMAL);
2091: }
2092:
1.1 nicm 2093: /* Handle command message. */
1.190 nicm 2094: static void
1.162 nicm 2095: server_client_dispatch_command(struct client *c, struct imsg *imsg)
1.1 nicm 2096: {
1.300 nicm 2097: struct msg_command data;
1.108 nicm 2098: char *buf;
2099: size_t len;
2100: int argc;
2101: char **argv, *cause;
1.285 nicm 2102: struct cmd_parse_result *pr;
1.246 nicm 2103:
2104: if (c->flags & CLIENT_EXIT)
2105: return;
1.108 nicm 2106:
2107: if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
2108: fatalx("bad MSG_COMMAND size");
2109: memcpy(&data, imsg->data, sizeof data);
2110:
1.124 nicm 2111: buf = (char *)imsg->data + sizeof data;
1.108 nicm 2112: len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
2113: if (len > 0 && buf[len - 1] != '\0')
2114: fatalx("bad MSG_COMMAND string");
2115:
2116: argc = data.argc;
2117: if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
1.194 nicm 2118: cause = xstrdup("command too long");
1.1 nicm 2119: goto error;
2120: }
2121:
2122: if (argc == 0) {
2123: argc = 1;
2124: argv = xcalloc(1, sizeof *argv);
2125: *argv = xstrdup("new-session");
2126: }
2127:
1.285 nicm 2128: pr = cmd_parse_from_arguments(argc, argv, NULL);
2129: switch (pr->status) {
2130: case CMD_PARSE_EMPTY:
2131: cause = xstrdup("empty command");
1.1 nicm 2132: goto error;
1.285 nicm 2133: case CMD_PARSE_ERROR:
2134: cause = pr->error;
2135: goto error;
2136: case CMD_PARSE_SUCCESS:
2137: break;
1.1 nicm 2138: }
2139: cmd_free_argv(argc, argv);
2140:
1.318 nicm 2141: cmdq_append(c, cmdq_get_command(pr->cmdlist, NULL));
1.194 nicm 2142: cmdq_append(c, cmdq_get_callback(server_client_command_done, NULL));
1.285 nicm 2143:
2144: cmd_list_free(pr->cmdlist);
1.1 nicm 2145: return;
2146:
2147: error:
1.285 nicm 2148: cmd_free_argv(argc, argv);
2149:
1.284 nicm 2150: cmdq_append(c, cmdq_get_error(cause));
2151: free(cause);
1.88 nicm 2152:
1.36 nicm 2153: c->flags |= CLIENT_EXIT;
1.1 nicm 2154: }
2155:
2156: /* Handle identify message. */
1.190 nicm 2157: static void
1.162 nicm 2158: server_client_dispatch_identify(struct client *c, struct imsg *imsg)
1.1 nicm 2159: {
1.165 nicm 2160: const char *data, *home;
1.232 nicm 2161: size_t datalen;
1.329 nicm 2162: int flags, feat;
1.361 nicm 2163: uint64_t longflags;
1.216 nicm 2164: char *name;
1.109 nicm 2165:
2166: if (c->flags & CLIENT_IDENTIFIED)
2167: fatalx("out-of-order identify message");
2168:
2169: data = imsg->data;
2170: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
2171:
2172: switch (imsg->hdr.type) {
1.329 nicm 2173: case MSG_IDENTIFY_FEATURES:
2174: if (datalen != sizeof feat)
2175: fatalx("bad MSG_IDENTIFY_FEATURES size");
2176: memcpy(&feat, data, sizeof feat);
2177: c->term_features |= feat;
2178: log_debug("client %p IDENTIFY_FEATURES %s", c,
2179: tty_get_features(feat));
2180: break;
1.109 nicm 2181: case MSG_IDENTIFY_FLAGS:
2182: if (datalen != sizeof flags)
2183: fatalx("bad MSG_IDENTIFY_FLAGS size");
2184: memcpy(&flags, data, sizeof flags);
2185: c->flags |= flags;
1.158 nicm 2186: log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
1.361 nicm 2187: break;
2188: case MSG_IDENTIFY_LONGFLAGS:
2189: if (datalen != sizeof longflags)
2190: fatalx("bad MSG_IDENTIFY_LONGFLAGS size");
2191: memcpy(&longflags, data, sizeof longflags);
2192: c->flags |= longflags;
2193: log_debug("client %p IDENTIFY_LONGFLAGS %#llx", c,
2194: (unsigned long long)longflags);
1.109 nicm 2195: break;
2196: case MSG_IDENTIFY_TERM:
1.110 nicm 2197: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2198: fatalx("bad MSG_IDENTIFY_TERM string");
1.329 nicm 2199: if (*data == '\0')
2200: c->term_name = xstrdup("unknown");
2201: else
2202: c->term_name = xstrdup(data);
1.158 nicm 2203: log_debug("client %p IDENTIFY_TERM %s", c, data);
1.370 ! nicm 2204: break;
! 2205: case MSG_IDENTIFY_TERMINFO:
! 2206: if (datalen == 0 || data[datalen - 1] != '\0')
! 2207: fatalx("bad MSG_IDENTIFY_TERMINFO string");
! 2208: c->term_caps = xreallocarray(c->term_caps, c->term_ncaps + 1,
! 2209: sizeof *c->term_caps);
! 2210: c->term_caps[c->term_ncaps++] = xstrdup(data);
! 2211: log_debug("client %p IDENTIFY_TERMINFO %s", c, data);
1.109 nicm 2212: break;
2213: case MSG_IDENTIFY_TTYNAME:
1.110 nicm 2214: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2215: fatalx("bad MSG_IDENTIFY_TTYNAME string");
2216: c->ttyname = xstrdup(data);
1.158 nicm 2217: log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
1.109 nicm 2218: break;
2219: case MSG_IDENTIFY_CWD:
1.155 nicm 2220: if (datalen == 0 || data[datalen - 1] != '\0')
2221: fatalx("bad MSG_IDENTIFY_CWD string");
1.165 nicm 2222: if (access(data, X_OK) == 0)
2223: c->cwd = xstrdup(data);
2224: else if ((home = find_home()) != NULL)
2225: c->cwd = xstrdup(home);
2226: else
2227: c->cwd = xstrdup("/");
1.158 nicm 2228: log_debug("client %p IDENTIFY_CWD %s", c, data);
1.109 nicm 2229: break;
2230: case MSG_IDENTIFY_STDIN:
2231: if (datalen != 0)
2232: fatalx("bad MSG_IDENTIFY_STDIN size");
2233: c->fd = imsg->fd;
1.158 nicm 2234: log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
1.109 nicm 2235: break;
1.351 nicm 2236: case MSG_IDENTIFY_STDOUT:
2237: if (datalen != 0)
2238: fatalx("bad MSG_IDENTIFY_STDOUT size");
2239: c->out_fd = imsg->fd;
2240: log_debug("client %p IDENTIFY_STDOUT %d", c, imsg->fd);
2241: break;
1.109 nicm 2242: case MSG_IDENTIFY_ENVIRON:
1.110 nicm 2243: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2244: fatalx("bad MSG_IDENTIFY_ENVIRON string");
2245: if (strchr(data, '=') != NULL)
1.312 nicm 2246: environ_put(c->environ, data, 0);
1.158 nicm 2247: log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
1.143 nicm 2248: break;
2249: case MSG_IDENTIFY_CLIENTPID:
2250: if (datalen != sizeof c->pid)
2251: fatalx("bad MSG_IDENTIFY_CLIENTPID size");
2252: memcpy(&c->pid, data, sizeof c->pid);
1.158 nicm 2253: log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
1.109 nicm 2254: break;
2255: default:
2256: break;
2257: }
2258:
2259: if (imsg->hdr.type != MSG_IDENTIFY_DONE)
2260: return;
2261: c->flags |= CLIENT_IDENTIFIED;
1.75 nicm 2262:
1.216 nicm 2263: if (*c->ttyname != '\0')
2264: name = xstrdup(c->ttyname);
2265: else
2266: xasprintf(&name, "client-%ld", (long)c->pid);
2267: c->name = name;
2268: log_debug("client %p name is %s", c, c->name);
2269:
1.362 nicm 2270: if (c->flags & CLIENT_CONTROL)
1.300 nicm 2271: control_start(c);
1.351 nicm 2272: else if (c->fd != -1) {
1.348 nicm 2273: if (tty_init(&c->tty, c) != 0) {
1.288 nicm 2274: close(c->fd);
2275: c->fd = -1;
2276: } else {
2277: tty_resize(&c->tty);
2278: c->flags |= CLIENT_TERMINAL;
2279: }
1.351 nicm 2280: close(c->out_fd);
2281: c->out_fd = -1;
1.75 nicm 2282: }
1.1 nicm 2283:
1.288 nicm 2284: /*
1.362 nicm 2285: * If this is the first client, load configuration files. Any later
2286: * clients are allowed to continue with their command even if the
2287: * config has not been loaded - they might have been run from inside it
1.288 nicm 2288: */
2289: if ((~c->flags & CLIENT_EXIT) &&
1.362 nicm 2290: !cfg_finished &&
2291: c == TAILQ_FIRST(&clients))
1.288 nicm 2292: start_cfg();
1.1 nicm 2293: }
2294:
2295: /* Handle shell message. */
1.190 nicm 2296: static void
1.162 nicm 2297: server_client_dispatch_shell(struct client *c)
1.1 nicm 2298: {
1.107 nicm 2299: const char *shell;
1.25 nicm 2300:
1.163 nicm 2301: shell = options_get_string(global_s_options, "default-shell");
1.308 nicm 2302: if (!checkshell(shell))
1.1 nicm 2303: shell = _PATH_BSHELL;
1.240 nicm 2304: proc_send(c->peer, MSG_SHELL, -1, shell, strlen(shell) + 1);
1.25 nicm 2305:
1.162 nicm 2306: proc_kill_peer(c->peer);
1.213 nicm 2307: }
2308:
2309: /* Get client working directory. */
2310: const char *
1.250 nicm 2311: server_client_get_cwd(struct client *c, struct session *s)
1.213 nicm 2312: {
1.250 nicm 2313: const char *home;
1.213 nicm 2314:
1.265 nicm 2315: if (!cfg_finished && cfg_client != NULL)
2316: return (cfg_client->cwd);
1.213 nicm 2317: if (c != NULL && c->session == NULL && c->cwd != NULL)
2318: return (c->cwd);
1.250 nicm 2319: if (s != NULL && s->cwd != NULL)
2320: return (s->cwd);
1.213 nicm 2321: if (c != NULL && (s = c->session) != NULL && s->cwd != NULL)
2322: return (s->cwd);
1.250 nicm 2323: if ((home = find_home()) != NULL)
2324: return (home);
2325: return ("/");
1.337 nicm 2326: }
2327:
1.355 nicm 2328: /* Get control client flags. */
2329: static uint64_t
2330: server_client_control_flags(struct client *c, const char *next)
2331: {
2332: if (strcmp(next, "pause-after") == 0) {
2333: c->pause_age = 0;
2334: return (CLIENT_CONTROL_PAUSEAFTER);
2335: }
2336: if (sscanf(next, "pause-after=%u", &c->pause_age) == 1) {
2337: c->pause_age *= 1000;
2338: return (CLIENT_CONTROL_PAUSEAFTER);
2339: }
2340: if (strcmp(next, "no-output") == 0)
2341: return (CLIENT_CONTROL_NOOUTPUT);
1.358 nicm 2342: if (strcmp(next, "wait-exit") == 0)
2343: return (CLIENT_CONTROL_WAITEXIT);
1.355 nicm 2344: return (0);
2345: }
2346:
1.337 nicm 2347: /* Set client flags. */
2348: void
2349: server_client_set_flags(struct client *c, const char *flags)
2350: {
2351: char *s, *copy, *next;
1.351 nicm 2352: uint64_t flag;
2353: int not;
1.337 nicm 2354:
2355: s = copy = xstrdup (flags);
2356: while ((next = strsep(&s, ",")) != NULL) {
2357: not = (*next == '!');
2358: if (not)
2359: next++;
2360:
1.355 nicm 2361: if (c->flags & CLIENT_CONTROL)
2362: flag = server_client_control_flags(c, next);
2363: else
2364: flag = 0;
1.350 nicm 2365: if (strcmp(next, "read-only") == 0)
1.337 nicm 2366: flag = CLIENT_READONLY;
2367: else if (strcmp(next, "ignore-size") == 0)
2368: flag = CLIENT_IGNORESIZE;
1.341 nicm 2369: else if (strcmp(next, "active-pane") == 0)
2370: flag = CLIENT_ACTIVEPANE;
1.350 nicm 2371: if (flag == 0)
1.337 nicm 2372: continue;
2373:
2374: log_debug("client %s set flag %s", c->name, next);
2375: if (not)
2376: c->flags &= ~flag;
2377: else
2378: c->flags |= flag;
1.346 nicm 2379: if (flag == CLIENT_CONTROL_NOOUTPUT)
1.352 nicm 2380: control_reset_offsets(c);
1.337 nicm 2381: }
2382: free(copy);
1.358 nicm 2383: proc_send(c->peer, MSG_FLAGS, -1, &c->flags, sizeof c->flags);
1.337 nicm 2384: }
2385:
1.340 nicm 2386: /* Get client flags. This is only flags useful to show to users. */
1.337 nicm 2387: const char *
2388: server_client_get_flags(struct client *c)
2389: {
1.355 nicm 2390: static char s[256];
2391: char tmp[32];
1.337 nicm 2392:
2393: *s = '\0';
2394: if (c->flags & CLIENT_ATTACHED)
2395: strlcat(s, "attached,", sizeof s);
1.368 nicm 2396: if (c->flags & CLIENT_FOCUSED)
2397: strlcat(s, "focused,", sizeof s);
1.337 nicm 2398: if (c->flags & CLIENT_CONTROL)
2399: strlcat(s, "control-mode,", sizeof s);
2400: if (c->flags & CLIENT_IGNORESIZE)
2401: strlcat(s, "ignore-size,", sizeof s);
2402: if (c->flags & CLIENT_CONTROL_NOOUTPUT)
2403: strlcat(s, "no-output,", sizeof s);
1.358 nicm 2404: if (c->flags & CLIENT_CONTROL_WAITEXIT)
2405: strlcat(s, "wait-exit,", sizeof s);
1.355 nicm 2406: if (c->flags & CLIENT_CONTROL_PAUSEAFTER) {
2407: xsnprintf(tmp, sizeof tmp, "pause-after=%u,",
2408: c->pause_age / 1000);
2409: strlcat(s, tmp, sizeof s);
2410: }
1.337 nicm 2411: if (c->flags & CLIENT_READONLY)
2412: strlcat(s, "read-only,", sizeof s);
1.341 nicm 2413: if (c->flags & CLIENT_ACTIVEPANE)
2414: strlcat(s, "active-pane,", sizeof s);
1.337 nicm 2415: if (c->flags & CLIENT_SUSPENDED)
2416: strlcat(s, "suspended,", sizeof s);
2417: if (c->flags & CLIENT_UTF8)
2418: strlcat(s, "UTF-8,", sizeof s);
2419: if (*s != '\0')
2420: s[strlen(s) - 1] = '\0';
2421: return (s);
1.341 nicm 2422: }
2423:
2424: /* Get client window. */
2425: static struct client_window *
2426: server_client_get_client_window(struct client *c, u_int id)
2427: {
2428: struct client_window cw = { .window = id };
2429:
2430: return (RB_FIND(client_windows, &c->windows, &cw));
2431: }
2432:
2433: /* Get client active pane. */
2434: struct window_pane *
2435: server_client_get_pane(struct client *c)
2436: {
2437: struct session *s = c->session;
2438: struct client_window *cw;
2439:
2440: if (s == NULL)
2441: return (NULL);
2442:
2443: if (~c->flags & CLIENT_ACTIVEPANE)
2444: return (s->curw->window->active);
2445: cw = server_client_get_client_window(c, s->curw->window->id);
2446: if (cw == NULL)
2447: return (s->curw->window->active);
2448: return (cw->pane);
2449: }
2450:
2451: /* Set client active pane. */
2452: void
2453: server_client_set_pane(struct client *c, struct window_pane *wp)
2454: {
2455: struct session *s = c->session;
2456: struct client_window *cw;
2457:
2458: if (s == NULL)
2459: return;
2460:
2461: cw = server_client_get_client_window(c, s->curw->window->id);
2462: if (cw == NULL) {
2463: cw = xcalloc(1, sizeof *cw);
2464: cw->window = s->curw->window->id;
2465: RB_INSERT(client_windows, &c->windows, cw);
2466: }
2467: cw->pane = wp;
2468: log_debug("%s pane now %%%u", c->name, wp->id);
2469: }
2470:
2471: /* Remove pane from client lists. */
2472: void
2473: server_client_remove_pane(struct window_pane *wp)
2474: {
2475: struct client *c;
2476: struct window *w = wp->window;
2477: struct client_window *cw;
2478:
2479: TAILQ_FOREACH(c, &clients, entry) {
2480: cw = server_client_get_client_window(c, w->id);
2481: if (cw != NULL && cw->pane == wp) {
2482: RB_REMOVE(client_windows, &c->windows, cw);
2483: free(cw);
2484: }
2485: }
1.1 nicm 2486: }