Annotation of src/usr.bin/tmux/server-client.c, Revision 1.344
1.344 ! nicm 1: /* $OpenBSD: server-client.c,v 1.343 2020/05/16 16:35:13 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 *);
! 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 *);
44: static void server_client_set_title(struct client *);
45: static void server_client_reset_state(struct client *);
46: static int server_client_assume_paste(struct session *);
1.294 nicm 47: static void server_client_resize_event(int, short, void *);
1.190 nicm 48:
49: static void server_client_dispatch(struct imsg *, void *);
50: static void server_client_dispatch_command(struct client *, struct imsg *);
51: static void server_client_dispatch_identify(struct client *, struct imsg *);
52: static void server_client_dispatch_shell(struct client *);
1.300 nicm 53: static void server_client_dispatch_write_ready(struct client *,
54: struct imsg *);
55: static void server_client_dispatch_read_data(struct client *,
56: struct imsg *);
57: static void server_client_dispatch_read_done(struct client *,
58: struct imsg *);
1.233 nicm 59:
1.341 nicm 60: /* Compare client windows. */
61: static int
62: server_client_window_cmp(struct client_window *cw1,
63: struct client_window *cw2)
64: {
65: if (cw1->window < cw2->window)
66: return (-1);
67: if (cw1->window > cw2->window)
68: return (1);
69: return (0);
70: }
71: RB_GENERATE(client_windows, client_window, entry, server_client_window_cmp);
72:
1.233 nicm 73: /* Number of attached clients. */
74: u_int
75: server_client_how_many(void)
76: {
77: struct client *c;
78: u_int n;
79:
80: n = 0;
81: TAILQ_FOREACH(c, &clients, entry) {
82: if (c->session != NULL && (~c->flags & CLIENT_DETACHING))
83: n++;
84: }
85: return (n);
86: }
1.140 nicm 87:
1.281 nicm 88: /* Overlay timer callback. */
1.214 nicm 89: static void
1.281 nicm 90: server_client_overlay_timer(__unused int fd, __unused short events, void *data)
1.214 nicm 91: {
1.281 nicm 92: server_client_clear_overlay(data);
1.214 nicm 93: }
94:
1.281 nicm 95: /* Set an overlay on client. */
1.214 nicm 96: void
1.309 nicm 97: server_client_set_overlay(struct client *c, u_int delay,
98: overlay_check_cb checkcb, overlay_mode_cb modecb,
99: overlay_draw_cb drawcb, overlay_key_cb keycb, overlay_free_cb freecb,
100: void *data)
1.214 nicm 101: {
102: struct timeval tv;
103:
1.282 nicm 104: if (c->overlay_draw != NULL)
105: server_client_clear_overlay(c);
106:
1.214 nicm 107: tv.tv_sec = delay / 1000;
108: tv.tv_usec = (delay % 1000) * 1000L;
109:
1.281 nicm 110: if (event_initialized(&c->overlay_timer))
111: evtimer_del(&c->overlay_timer);
112: evtimer_set(&c->overlay_timer, server_client_overlay_timer, c);
1.242 nicm 113: if (delay != 0)
1.281 nicm 114: evtimer_add(&c->overlay_timer, &tv);
115:
1.309 nicm 116: c->overlay_check = checkcb;
117: c->overlay_mode = modecb;
1.281 nicm 118: c->overlay_draw = drawcb;
119: c->overlay_key = keycb;
120: c->overlay_free = freecb;
121: c->overlay_data = data;
1.214 nicm 122:
1.309 nicm 123: c->tty.flags |= TTY_FREEZE;
124: if (c->overlay_mode == NULL)
125: c->tty.flags |= TTY_NOCURSOR;
1.214 nicm 126: server_redraw_client(c);
127: }
128:
1.281 nicm 129: /* Clear overlay mode on client. */
1.309 nicm 130: void
1.281 nicm 131: server_client_clear_overlay(struct client *c)
1.214 nicm 132: {
1.281 nicm 133: if (c->overlay_draw == NULL)
1.214 nicm 134: return;
135:
1.281 nicm 136: if (event_initialized(&c->overlay_timer))
137: evtimer_del(&c->overlay_timer);
138:
139: if (c->overlay_free != NULL)
140: c->overlay_free(c);
141:
1.309 nicm 142: c->overlay_check = NULL;
143: c->overlay_mode = NULL;
1.281 nicm 144: c->overlay_draw = NULL;
145: c->overlay_key = NULL;
1.309 nicm 146: c->overlay_free = NULL;
147: c->overlay_data = NULL;
1.214 nicm 148:
149: c->tty.flags &= ~(TTY_FREEZE|TTY_NOCURSOR);
150: server_redraw_client(c);
151: }
152:
1.140 nicm 153: /* Check if this client is inside this server. */
154: int
155: server_client_check_nested(struct client *c)
156: {
157: struct environ_entry *envent;
158: struct window_pane *wp;
159:
1.164 nicm 160: envent = environ_find(c->environ, "TMUX");
1.140 nicm 161: if (envent == NULL || *envent->value == '\0')
162: return (0);
163:
164: RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
1.216 nicm 165: if (strcmp(wp->tty, c->ttyname) == 0)
1.140 nicm 166: return (1);
167: }
168: return (0);
169: }
1.1 nicm 170:
1.132 nicm 171: /* Set client key table. */
172: void
1.178 nicm 173: server_client_set_key_table(struct client *c, const char *name)
1.132 nicm 174: {
1.178 nicm 175: if (name == NULL)
176: name = server_client_get_key_table(c);
177:
1.132 nicm 178: key_bindings_unref_table(c->keytable);
179: c->keytable = key_bindings_get_table(name, 1);
180: c->keytable->references++;
181: }
182:
1.178 nicm 183: /* Get default key table. */
184: const char *
185: server_client_get_key_table(struct client *c)
186: {
187: struct session *s = c->session;
188: const char *name;
189:
190: if (s == NULL)
191: return ("root");
192:
193: name = options_get_string(s->options, "key-table");
194: if (*name == '\0')
195: return ("root");
196: return (name);
197: }
198:
1.223 nicm 199: /* Is this table the default key table? */
200: static int
201: server_client_is_default_key_table(struct client *c, struct key_table *table)
1.191 nicm 202: {
1.223 nicm 203: return (strcmp(table->name, server_client_get_key_table(c)) == 0);
1.191 nicm 204: }
205:
1.1 nicm 206: /* Create a new client. */
1.246 nicm 207: struct client *
1.1 nicm 208: server_client_create(int fd)
209: {
210: struct client *c;
211:
1.49 nicm 212: setblocking(fd, 0);
1.1 nicm 213:
214: c = xcalloc(1, sizeof *c);
1.141 nicm 215: c->references = 1;
1.162 nicm 216: c->peer = proc_add_peer(server_proc, fd, server_client_dispatch, c);
1.25 nicm 217:
1.10 nicm 218: if (gettimeofday(&c->creation_time, NULL) != 0)
1.1 nicm 219: fatal("gettimeofday failed");
1.11 nicm 220: memcpy(&c->activity_time, &c->creation_time, sizeof c->activity_time);
1.111 nicm 221:
1.164 nicm 222: c->environ = environ_create();
1.1 nicm 223:
1.146 nicm 224: c->fd = -1;
1.165 nicm 225: c->cwd = NULL;
1.145 nicm 226:
1.316 nicm 227: c->queue = cmdq_new();
1.341 nicm 228: RB_INIT(&c->windows);
1.94 nicm 229:
1.1 nicm 230: c->tty.fd = -1;
231: c->tty.sx = 80;
232: c->tty.sy = 24;
233:
1.271 nicm 234: status_init(c);
1.1 nicm 235:
1.300 nicm 236: RB_INIT(&c->files);
237:
1.93 nicm 238: c->flags |= CLIENT_FOCUSED;
239:
1.132 nicm 240: c->keytable = key_bindings_get_table("root", 1);
241: c->keytable->references++;
242:
1.17 nicm 243: evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
1.192 nicm 244: evtimer_set(&c->click_timer, server_client_click_timer, c);
1.17 nicm 245:
1.135 nicm 246: TAILQ_INSERT_TAIL(&clients, c, entry);
1.157 nicm 247: log_debug("new client %p", c);
1.246 nicm 248: return (c);
1.72 nicm 249: }
250:
251: /* Open client terminal if needed. */
252: int
1.119 nicm 253: server_client_open(struct client *c, char **cause)
1.72 nicm 254: {
1.339 nicm 255: const char *ttynam = _PATH_TTY;
256:
1.75 nicm 257: if (c->flags & CLIENT_CONTROL)
258: return (0);
1.120 nicm 259:
1.339 nicm 260: if (strcmp(c->ttyname, ttynam) == 0||
261: ((isatty(STDIN_FILENO) &&
262: (ttynam = ttyname(STDIN_FILENO)) != NULL &&
263: strcmp(c->ttyname, ttynam) == 0) ||
264: (isatty(STDOUT_FILENO) &&
265: (ttynam = ttyname(STDOUT_FILENO)) != NULL &&
266: strcmp(c->ttyname, ttynam) == 0) ||
267: (isatty(STDERR_FILENO) &&
268: (ttynam = ttyname(STDERR_FILENO)) != NULL &&
269: strcmp(c->ttyname, ttynam) == 0))) {
270: xasprintf(cause, "can't use %s", c->ttyname);
1.120 nicm 271: return (-1);
272: }
1.75 nicm 273:
1.72 nicm 274: if (!(c->flags & CLIENT_TERMINAL)) {
1.116 nicm 275: *cause = xstrdup("not a terminal");
1.72 nicm 276: return (-1);
277: }
278:
1.119 nicm 279: if (tty_open(&c->tty, cause) != 0)
1.72 nicm 280: return (-1);
281:
282: return (0);
1.1 nicm 283: }
284:
285: /* Lost a client. */
286: void
287: server_client_lost(struct client *c)
288: {
1.340 nicm 289: struct client_file *cf, *cf1;
1.341 nicm 290: struct client_window *cw, *cw1;
1.1 nicm 291:
1.141 nicm 292: c->flags |= CLIENT_DEAD;
293:
1.281 nicm 294: server_client_clear_overlay(c);
1.141 nicm 295: status_prompt_clear(c);
296: status_message_clear(c);
297:
1.340 nicm 298: RB_FOREACH_SAFE(cf, client_files, &c->files, cf1) {
1.300 nicm 299: cf->error = EINTR;
300: file_fire_done(cf);
301: }
1.341 nicm 302: RB_FOREACH_SAFE(cw, client_windows, &c->windows, cw1) {
303: RB_REMOVE(client_windows, &c->windows, cw);
304: free(cw);
305: }
1.141 nicm 306:
1.135 nicm 307: TAILQ_REMOVE(&clients, c, entry);
1.157 nicm 308: log_debug("lost client %p", c);
1.1 nicm 309:
310: /*
311: * If CLIENT_TERMINAL hasn't been set, then tty_init hasn't been called
312: * and tty_free might close an unrelated fd.
313: */
314: if (c->flags & CLIENT_TERMINAL)
315: tty_free(&c->tty);
1.109 nicm 316: free(c->ttyname);
1.333 nicm 317:
1.329 nicm 318: free(c->term_name);
1.333 nicm 319: free(c->term_type);
1.1 nicm 320:
1.270 nicm 321: status_free(c);
1.1 nicm 322:
1.77 nicm 323: free(c->title);
1.165 nicm 324: free((void *)c->cwd);
1.1 nicm 325:
1.17 nicm 326: evtimer_del(&c->repeat_timer);
1.192 nicm 327: evtimer_del(&c->click_timer);
1.17 nicm 328:
1.132 nicm 329: key_bindings_unref_table(c->keytable);
330:
1.77 nicm 331: free(c->message_string);
1.116 nicm 332: if (event_initialized(&c->message_timer))
1.69 nicm 333: evtimer_del(&c->message_timer);
1.1 nicm 334:
1.259 nicm 335: free(c->prompt_saved);
1.77 nicm 336: free(c->prompt_string);
337: free(c->prompt_buffer);
1.61 nicm 338:
1.228 nicm 339: format_lost_client(c);
1.164 nicm 340: environ_free(c->environ);
1.1 nicm 341:
1.162 nicm 342: proc_remove_peer(c->peer);
343: c->peer = NULL;
1.13 nicm 344:
1.142 nicm 345: server_client_unref(c);
1.71 nicm 346:
347: server_add_accept(0); /* may be more file descriptors now */
1.1 nicm 348:
349: recalculate_sizes();
1.41 nicm 350: server_check_unattached();
1.19 nicm 351: server_update_socket();
1.141 nicm 352: }
353:
354: /* Remove reference from a client. */
355: void
1.142 nicm 356: server_client_unref(struct client *c)
1.141 nicm 357: {
1.157 nicm 358: log_debug("unref client %p (%d references)", c, c->references);
1.141 nicm 359:
360: c->references--;
361: if (c->references == 0)
362: event_once(-1, EV_TIMEOUT, server_client_free, c, NULL);
363: }
364:
365: /* Free dead client. */
1.190 nicm 366: static void
1.170 nicm 367: server_client_free(__unused int fd, __unused short events, void *arg)
1.141 nicm 368: {
369: struct client *c = arg;
370:
1.157 nicm 371: log_debug("free client %p (%d references)", c, c->references);
1.141 nicm 372:
1.316 nicm 373: cmdq_free(c->queue);
1.194 nicm 374:
1.216 nicm 375: if (c->references == 0) {
376: free((void *)c->name);
1.141 nicm 377: free(c);
1.216 nicm 378: }
1.9 nicm 379: }
380:
1.220 nicm 381: /* Suspend a client. */
382: void
383: server_client_suspend(struct client *c)
384: {
1.232 nicm 385: struct session *s = c->session;
1.220 nicm 386:
387: if (s == NULL || (c->flags & CLIENT_DETACHING))
388: return;
389:
390: tty_stop_tty(&c->tty);
391: c->flags |= CLIENT_SUSPENDED;
392: proc_send(c->peer, MSG_SUSPEND, -1, NULL, 0);
393: }
394:
1.174 nicm 395: /* Detach a client. */
396: void
397: server_client_detach(struct client *c, enum msgtype msgtype)
398: {
1.232 nicm 399: struct session *s = c->session;
1.174 nicm 400:
1.220 nicm 401: if (s == NULL || (c->flags & CLIENT_DETACHING))
1.174 nicm 402: return;
403:
1.220 nicm 404: c->flags |= CLIENT_DETACHING;
1.196 nicm 405: notify_client("client-detached", c);
1.240 nicm 406: proc_send(c->peer, msgtype, -1, s->name, strlen(s->name) + 1);
1.207 nicm 407: }
408:
1.208 nicm 409: /* Execute command to replace a client. */
1.207 nicm 410: void
411: server_client_exec(struct client *c, const char *cmd)
412: {
413: struct session *s = c->session;
1.208 nicm 414: char *msg;
415: const char *shell;
1.207 nicm 416: size_t cmdsize, shellsize;
417:
418: if (*cmd == '\0')
419: return;
420: cmdsize = strlen(cmd) + 1;
421:
422: if (s != NULL)
423: shell = options_get_string(s->options, "default-shell");
424: else
425: shell = options_get_string(global_s_options, "default-shell");
1.308 nicm 426: if (!checkshell(shell))
427: shell = _PATH_BSHELL;
1.207 nicm 428: shellsize = strlen(shell) + 1;
429:
430: msg = xmalloc(cmdsize + shellsize);
431: memcpy(msg, cmd, cmdsize);
432: memcpy(msg + cmdsize, shell, shellsize);
433:
434: proc_send(c->peer, MSG_EXEC, -1, msg, cmdsize + shellsize);
435: free(msg);
1.174 nicm 436: }
437:
1.66 nicm 438: /* Check for mouse keys. */
1.190 nicm 439: static key_code
1.276 nicm 440: server_client_check_mouse(struct client *c, struct key_event *event)
1.66 nicm 441: {
1.276 nicm 442: struct mouse_event *m = &event->m;
1.192 nicm 443: struct session *s = c->session;
1.272 nicm 444: struct winlink *wl;
1.192 nicm 445: struct window_pane *wp;
1.261 nicm 446: u_int x, y, b, sx, sy, px, py;
1.307 nicm 447: int ignore = 0;
1.192 nicm 448: key_code key;
449: struct timeval tv;
1.272 nicm 450: struct style_range *sr;
1.283 nicm 451: enum { NOTYPE,
452: MOVE,
453: DOWN,
454: UP,
455: DRAG,
456: WHEEL,
1.311 nicm 457: SECOND,
1.283 nicm 458: DOUBLE,
459: TRIPLE } type = NOTYPE;
1.276 nicm 460: enum { NOWHERE,
461: PANE,
462: STATUS,
463: STATUS_LEFT,
464: STATUS_RIGHT,
465: STATUS_DEFAULT,
1.283 nicm 466: BORDER } where = NOWHERE;
1.131 nicm 467:
1.261 nicm 468: log_debug("%s mouse %02x at %u,%u (last %u,%u) (%d)", c->name, m->b,
469: m->x, m->y, m->lx, m->ly, c->tty.mouse_drag_flag);
1.131 nicm 470:
471: /* What type of event is this? */
1.306 nicm 472: if (event->key == KEYC_DOUBLECLICK) {
473: type = DOUBLE;
474: x = m->x, y = m->y, b = m->b;
1.307 nicm 475: ignore = 1;
1.306 nicm 476: log_debug("double-click at %u,%u", x, y);
477: } else if ((m->sgr_type != ' ' &&
1.209 nicm 478: MOUSE_DRAG(m->sgr_b) &&
479: MOUSE_BUTTONS(m->sgr_b) == 3) ||
480: (m->sgr_type == ' ' &&
481: MOUSE_DRAG(m->b) &&
482: MOUSE_BUTTONS(m->b) == 3 &&
483: MOUSE_BUTTONS(m->lb) == 3)) {
484: type = MOVE;
485: x = m->x, y = m->y, b = 0;
486: log_debug("move at %u,%u", x, y);
487: } else if (MOUSE_DRAG(m->b)) {
1.131 nicm 488: type = DRAG;
489: if (c->tty.mouse_drag_flag) {
490: x = m->x, y = m->y, b = m->b;
1.278 nicm 491: if (x == m->lx && y == m->ly)
492: return (KEYC_UNKNOWN);
1.131 nicm 493: log_debug("drag update at %u,%u", x, y);
494: } else {
1.277 nicm 495: x = m->lx, y = m->ly, b = m->lb;
1.131 nicm 496: log_debug("drag start at %u,%u", x, y);
497: }
498: } else if (MOUSE_WHEEL(m->b)) {
499: type = WHEEL;
500: x = m->x, y = m->y, b = m->b;
501: log_debug("wheel at %u,%u", x, y);
1.200 nicm 502: } else if (MOUSE_RELEASE(m->b)) {
1.131 nicm 503: type = UP;
504: x = m->x, y = m->y, b = m->lb;
505: log_debug("up at %u,%u", x, y);
506: } else {
1.192 nicm 507: if (c->flags & CLIENT_DOUBLECLICK) {
508: evtimer_del(&c->click_timer);
509: c->flags &= ~CLIENT_DOUBLECLICK;
510: if (m->b == c->click_button) {
1.311 nicm 511: type = SECOND;
512: x = m->x, y = m->y, b = m->b;
513: log_debug("second-click at %u,%u", x, y);
1.306 nicm 514: c->flags |= CLIENT_TRIPLECLICK;
1.192 nicm 515: }
516: } else if (c->flags & CLIENT_TRIPLECLICK) {
517: evtimer_del(&c->click_timer);
518: c->flags &= ~CLIENT_TRIPLECLICK;
519: if (m->b == c->click_button) {
520: type = TRIPLE;
521: x = m->x, y = m->y, b = m->b;
522: log_debug("triple-click at %u,%u", x, y);
523: goto have_event;
524: }
1.311 nicm 525: } else {
526: type = DOWN;
527: x = m->x, y = m->y, b = m->b;
528: log_debug("down at %u,%u", x, y);
1.307 nicm 529: c->flags |= CLIENT_DOUBLECLICK;
1.311 nicm 530: }
1.192 nicm 531:
532: if (KEYC_CLICK_TIMEOUT != 0) {
1.306 nicm 533: memcpy(&c->click_event, m, sizeof c->click_event);
1.192 nicm 534: c->click_button = m->b;
535:
1.312 nicm 536: log_debug("click timer started");
1.192 nicm 537: tv.tv_sec = KEYC_CLICK_TIMEOUT / 1000;
538: tv.tv_usec = (KEYC_CLICK_TIMEOUT % 1000) * 1000L;
539: evtimer_del(&c->click_timer);
540: evtimer_add(&c->click_timer, &tv);
541: }
1.131 nicm 542: }
1.192 nicm 543:
544: have_event:
1.131 nicm 545: if (type == NOTYPE)
1.177 nicm 546: return (KEYC_UNKNOWN);
1.131 nicm 547:
1.258 nicm 548: /* Save the session. */
1.131 nicm 549: m->s = s->id;
1.258 nicm 550: m->w = -1;
1.307 nicm 551: m->ignore = ignore;
1.131 nicm 552:
553: /* Is this on the status line? */
554: m->statusat = status_at_line(c);
1.292 nicm 555: m->statuslines = status_line_size(c);
1.272 nicm 556: if (m->statusat != -1 &&
557: y >= (u_int)m->statusat &&
1.292 nicm 558: y < m->statusat + m->statuslines) {
1.272 nicm 559: sr = status_get_range(c, x, y - m->statusat);
1.274 nicm 560: if (sr == NULL) {
561: where = STATUS_DEFAULT;
562: } else {
563: switch (sr->type) {
564: case STYLE_RANGE_NONE:
1.273 nicm 565: return (KEYC_UNKNOWN);
1.274 nicm 566: case STYLE_RANGE_LEFT:
567: where = STATUS_LEFT;
568: break;
569: case STYLE_RANGE_RIGHT:
570: where = STATUS_RIGHT;
571: break;
572: case STYLE_RANGE_WINDOW:
1.298 nicm 573: wl = winlink_find_by_index(&s->windows,
574: sr->argument);
1.274 nicm 575: if (wl == NULL)
576: return (KEYC_UNKNOWN);
577: m->w = wl->window->id;
1.273 nicm 578:
1.274 nicm 579: where = STATUS;
580: break;
581: }
1.258 nicm 582: }
583: }
1.131 nicm 584:
585: /* Not on status line. Adjust position and check for border or pane. */
586: if (where == NOWHERE) {
1.261 nicm 587: px = x;
1.292 nicm 588: if (m->statusat == 0 && y >= m->statuslines)
589: py = y - m->statuslines;
1.131 nicm 590: else if (m->statusat > 0 && y >= (u_int)m->statusat)
1.261 nicm 591: py = m->statusat - 1;
592: else
593: py = y;
594:
595: tty_window_offset(&c->tty, &m->ox, &m->oy, &sx, &sy);
596: log_debug("mouse window @%u at %u,%u (%ux%u)",
597: s->curw->window->id, m->ox, m->oy, sx, sy);
598: if (px > sx || py > sy)
599: return (KEYC_UNKNOWN);
600: px = px + m->ox;
601: py = py + m->oy;
1.131 nicm 602:
1.260 nicm 603: /* Try the pane borders if not zoomed. */
604: if (~s->curw->window->flags & WINDOW_ZOOMED) {
605: TAILQ_FOREACH(wp, &s->curw->window->panes, entry) {
1.261 nicm 606: if ((wp->xoff + wp->sx == px &&
607: wp->yoff <= 1 + py &&
608: wp->yoff + wp->sy >= py) ||
609: (wp->yoff + wp->sy == py &&
610: wp->xoff <= 1 + px &&
611: wp->xoff + wp->sx >= px))
1.260 nicm 612: break;
613: }
614: if (wp != NULL)
615: where = BORDER;
1.131 nicm 616: }
1.260 nicm 617:
618: /* Otherwise try inside the pane. */
619: if (where == NOWHERE) {
1.261 nicm 620: wp = window_get_active_at(s->curw->window, px, py);
1.260 nicm 621: if (wp != NULL)
1.131 nicm 622: where = PANE;
1.315 nicm 623: else
624: return (KEYC_UNKNOWN);
1.131 nicm 625: }
1.260 nicm 626: if (where == PANE)
627: log_debug("mouse %u,%u on pane %%%u", x, y, wp->id);
628: else if (where == BORDER)
629: log_debug("mouse on pane %%%u border", wp->id);
1.131 nicm 630: m->wp = wp->id;
631: m->w = wp->window->id;
632: } else
633: m->wp = -1;
634:
635: /* Stop dragging if needed. */
1.200 nicm 636: if (type != DRAG && type != WHEEL && c->tty.mouse_drag_flag) {
1.131 nicm 637: if (c->tty.mouse_drag_release != NULL)
638: c->tty.mouse_drag_release(c, m);
639:
640: c->tty.mouse_drag_update = NULL;
641: c->tty.mouse_drag_release = NULL;
642:
1.182 nicm 643: /*
1.183 nicm 644: * End a mouse drag by passing a MouseDragEnd key corresponding
645: * to the button that started the drag.
1.182 nicm 646: */
647: switch (c->tty.mouse_drag_flag) {
648: case 1:
649: if (where == PANE)
1.183 nicm 650: key = KEYC_MOUSEDRAGEND1_PANE;
1.182 nicm 651: if (where == STATUS)
1.183 nicm 652: key = KEYC_MOUSEDRAGEND1_STATUS;
1.258 nicm 653: if (where == STATUS_LEFT)
654: key = KEYC_MOUSEDRAGEND1_STATUS_LEFT;
655: if (where == STATUS_RIGHT)
656: key = KEYC_MOUSEDRAGEND1_STATUS_RIGHT;
1.274 nicm 657: if (where == STATUS_DEFAULT)
658: key = KEYC_MOUSEDRAGEND1_STATUS_DEFAULT;
1.182 nicm 659: if (where == BORDER)
1.183 nicm 660: key = KEYC_MOUSEDRAGEND1_BORDER;
1.182 nicm 661: break;
662: case 2:
663: if (where == PANE)
1.183 nicm 664: key = KEYC_MOUSEDRAGEND2_PANE;
1.182 nicm 665: if (where == STATUS)
1.183 nicm 666: key = KEYC_MOUSEDRAGEND2_STATUS;
1.258 nicm 667: if (where == STATUS_LEFT)
668: key = KEYC_MOUSEDRAGEND2_STATUS_LEFT;
669: if (where == STATUS_RIGHT)
670: key = KEYC_MOUSEDRAGEND2_STATUS_RIGHT;
1.274 nicm 671: if (where == STATUS_DEFAULT)
672: key = KEYC_MOUSEDRAGEND2_STATUS_DEFAULT;
1.182 nicm 673: if (where == BORDER)
1.183 nicm 674: key = KEYC_MOUSEDRAGEND2_BORDER;
1.182 nicm 675: break;
676: case 3:
677: if (where == PANE)
1.183 nicm 678: key = KEYC_MOUSEDRAGEND3_PANE;
1.182 nicm 679: if (where == STATUS)
1.183 nicm 680: key = KEYC_MOUSEDRAGEND3_STATUS;
1.258 nicm 681: if (where == STATUS_LEFT)
682: key = KEYC_MOUSEDRAGEND3_STATUS_LEFT;
683: if (where == STATUS_RIGHT)
684: key = KEYC_MOUSEDRAGEND3_STATUS_RIGHT;
1.274 nicm 685: if (where == STATUS_DEFAULT)
686: key = KEYC_MOUSEDRAGEND3_STATUS_DEFAULT;
1.182 nicm 687: if (where == BORDER)
1.183 nicm 688: key = KEYC_MOUSEDRAGEND3_BORDER;
1.182 nicm 689: break;
690: default:
691: key = KEYC_MOUSE;
692: break;
693: }
1.131 nicm 694: c->tty.mouse_drag_flag = 0;
1.305 nicm 695: goto out;
1.131 nicm 696: }
697:
698: /* Convert to a key binding. */
1.177 nicm 699: key = KEYC_UNKNOWN;
1.131 nicm 700: switch (type) {
701: case NOTYPE:
702: break;
1.209 nicm 703: case MOVE:
704: if (where == PANE)
705: key = KEYC_MOUSEMOVE_PANE;
706: if (where == STATUS)
707: key = KEYC_MOUSEMOVE_STATUS;
1.274 nicm 708: if (where == STATUS_LEFT)
709: key = KEYC_MOUSEMOVE_STATUS_LEFT;
710: if (where == STATUS_RIGHT)
711: key = KEYC_MOUSEMOVE_STATUS_RIGHT;
712: if (where == STATUS_DEFAULT)
713: key = KEYC_MOUSEMOVE_STATUS_DEFAULT;
1.209 nicm 714: if (where == BORDER)
715: key = KEYC_MOUSEMOVE_BORDER;
716: break;
1.131 nicm 717: case DRAG:
1.204 nicm 718: if (c->tty.mouse_drag_update != NULL)
719: key = KEYC_DRAGGING;
720: else {
1.131 nicm 721: switch (MOUSE_BUTTONS(b)) {
722: case 0:
723: if (where == PANE)
724: key = KEYC_MOUSEDRAG1_PANE;
725: if (where == STATUS)
726: key = KEYC_MOUSEDRAG1_STATUS;
1.258 nicm 727: if (where == STATUS_LEFT)
728: key = KEYC_MOUSEDRAG1_STATUS_LEFT;
729: if (where == STATUS_RIGHT)
730: key = KEYC_MOUSEDRAG1_STATUS_RIGHT;
1.274 nicm 731: if (where == STATUS_DEFAULT)
732: key = KEYC_MOUSEDRAG1_STATUS_DEFAULT;
1.131 nicm 733: if (where == BORDER)
734: key = KEYC_MOUSEDRAG1_BORDER;
735: break;
736: case 1:
737: if (where == PANE)
738: key = KEYC_MOUSEDRAG2_PANE;
739: if (where == STATUS)
740: key = KEYC_MOUSEDRAG2_STATUS;
1.258 nicm 741: if (where == STATUS_LEFT)
742: key = KEYC_MOUSEDRAG2_STATUS_LEFT;
743: if (where == STATUS_RIGHT)
744: key = KEYC_MOUSEDRAG2_STATUS_RIGHT;
1.274 nicm 745: if (where == STATUS_DEFAULT)
746: key = KEYC_MOUSEDRAG2_STATUS_DEFAULT;
1.131 nicm 747: if (where == BORDER)
748: key = KEYC_MOUSEDRAG2_BORDER;
749: break;
750: case 2:
751: if (where == PANE)
752: key = KEYC_MOUSEDRAG3_PANE;
753: if (where == STATUS)
754: key = KEYC_MOUSEDRAG3_STATUS;
1.258 nicm 755: if (where == STATUS_LEFT)
756: key = KEYC_MOUSEDRAG3_STATUS_LEFT;
757: if (where == STATUS_RIGHT)
758: key = KEYC_MOUSEDRAG3_STATUS_RIGHT;
1.274 nicm 759: if (where == STATUS_DEFAULT)
760: key = KEYC_MOUSEDRAG3_STATUS_DEFAULT;
1.131 nicm 761: if (where == BORDER)
762: key = KEYC_MOUSEDRAG3_BORDER;
763: break;
764: }
765: }
1.66 nicm 766:
1.182 nicm 767: /*
768: * Begin a drag by setting the flag to a non-zero value that
769: * corresponds to the mouse button in use.
770: */
771: c->tty.mouse_drag_flag = MOUSE_BUTTONS(b) + 1;
1.131 nicm 772: break;
773: case WHEEL:
774: if (MOUSE_BUTTONS(b) == MOUSE_WHEEL_UP) {
775: if (where == PANE)
776: key = KEYC_WHEELUP_PANE;
777: if (where == STATUS)
778: key = KEYC_WHEELUP_STATUS;
1.258 nicm 779: if (where == STATUS_LEFT)
780: key = KEYC_WHEELUP_STATUS_LEFT;
781: if (where == STATUS_RIGHT)
782: key = KEYC_WHEELUP_STATUS_RIGHT;
1.274 nicm 783: if (where == STATUS_DEFAULT)
784: key = KEYC_WHEELUP_STATUS_DEFAULT;
1.131 nicm 785: if (where == BORDER)
786: key = KEYC_WHEELUP_BORDER;
787: } else {
788: if (where == PANE)
789: key = KEYC_WHEELDOWN_PANE;
790: if (where == STATUS)
791: key = KEYC_WHEELDOWN_STATUS;
1.274 nicm 792: if (where == STATUS_LEFT)
793: key = KEYC_WHEELDOWN_STATUS_LEFT;
794: if (where == STATUS_RIGHT)
795: key = KEYC_WHEELDOWN_STATUS_RIGHT;
796: if (where == STATUS_DEFAULT)
797: key = KEYC_WHEELDOWN_STATUS_DEFAULT;
1.131 nicm 798: if (where == BORDER)
799: key = KEYC_WHEELDOWN_BORDER;
800: }
801: break;
802: case UP:
803: switch (MOUSE_BUTTONS(b)) {
804: case 0:
805: if (where == PANE)
806: key = KEYC_MOUSEUP1_PANE;
807: if (where == STATUS)
808: key = KEYC_MOUSEUP1_STATUS;
1.258 nicm 809: if (where == STATUS_LEFT)
810: key = KEYC_MOUSEUP1_STATUS_LEFT;
811: if (where == STATUS_RIGHT)
812: key = KEYC_MOUSEUP1_STATUS_RIGHT;
1.274 nicm 813: if (where == STATUS_DEFAULT)
814: key = KEYC_MOUSEUP1_STATUS_DEFAULT;
1.131 nicm 815: if (where == BORDER)
816: key = KEYC_MOUSEUP1_BORDER;
817: break;
818: case 1:
819: if (where == PANE)
820: key = KEYC_MOUSEUP2_PANE;
821: if (where == STATUS)
822: key = KEYC_MOUSEUP2_STATUS;
1.258 nicm 823: if (where == STATUS_LEFT)
824: key = KEYC_MOUSEUP2_STATUS_LEFT;
825: if (where == STATUS_RIGHT)
826: key = KEYC_MOUSEUP2_STATUS_RIGHT;
1.274 nicm 827: if (where == STATUS_DEFAULT)
828: key = KEYC_MOUSEUP2_STATUS_DEFAULT;
1.131 nicm 829: if (where == BORDER)
830: key = KEYC_MOUSEUP2_BORDER;
831: break;
832: case 2:
833: if (where == PANE)
834: key = KEYC_MOUSEUP3_PANE;
835: if (where == STATUS)
836: key = KEYC_MOUSEUP3_STATUS;
1.258 nicm 837: if (where == STATUS_LEFT)
838: key = KEYC_MOUSEUP3_STATUS_LEFT;
839: if (where == STATUS_RIGHT)
840: key = KEYC_MOUSEUP3_STATUS_RIGHT;
1.274 nicm 841: if (where == STATUS_DEFAULT)
842: key = KEYC_MOUSEUP3_STATUS_DEFAULT;
1.131 nicm 843: if (where == BORDER)
844: key = KEYC_MOUSEUP3_BORDER;
845: break;
846: }
847: break;
848: case DOWN:
849: switch (MOUSE_BUTTONS(b)) {
850: case 0:
851: if (where == PANE)
852: key = KEYC_MOUSEDOWN1_PANE;
853: if (where == STATUS)
854: key = KEYC_MOUSEDOWN1_STATUS;
1.258 nicm 855: if (where == STATUS_LEFT)
856: key = KEYC_MOUSEDOWN1_STATUS_LEFT;
857: if (where == STATUS_RIGHT)
858: key = KEYC_MOUSEDOWN1_STATUS_RIGHT;
1.274 nicm 859: if (where == STATUS_DEFAULT)
860: key = KEYC_MOUSEDOWN1_STATUS_DEFAULT;
1.131 nicm 861: if (where == BORDER)
862: key = KEYC_MOUSEDOWN1_BORDER;
863: break;
864: case 1:
865: if (where == PANE)
866: key = KEYC_MOUSEDOWN2_PANE;
867: if (where == STATUS)
868: key = KEYC_MOUSEDOWN2_STATUS;
1.258 nicm 869: if (where == STATUS_LEFT)
870: key = KEYC_MOUSEDOWN2_STATUS_LEFT;
871: if (where == STATUS_RIGHT)
872: key = KEYC_MOUSEDOWN2_STATUS_RIGHT;
1.274 nicm 873: if (where == STATUS_DEFAULT)
874: key = KEYC_MOUSEDOWN2_STATUS_DEFAULT;
1.131 nicm 875: if (where == BORDER)
876: key = KEYC_MOUSEDOWN2_BORDER;
877: break;
878: case 2:
879: if (where == PANE)
880: key = KEYC_MOUSEDOWN3_PANE;
881: if (where == STATUS)
882: key = KEYC_MOUSEDOWN3_STATUS;
1.258 nicm 883: if (where == STATUS_LEFT)
884: key = KEYC_MOUSEDOWN3_STATUS_LEFT;
885: if (where == STATUS_RIGHT)
886: key = KEYC_MOUSEDOWN3_STATUS_RIGHT;
1.274 nicm 887: if (where == STATUS_DEFAULT)
888: key = KEYC_MOUSEDOWN3_STATUS_DEFAULT;
1.131 nicm 889: if (where == BORDER)
890: key = KEYC_MOUSEDOWN3_BORDER;
1.311 nicm 891: break;
892: }
893: break;
894: case SECOND:
895: switch (MOUSE_BUTTONS(b)) {
896: case 0:
897: if (where == PANE)
898: key = KEYC_SECONDCLICK1_PANE;
899: if (where == STATUS)
900: key = KEYC_SECONDCLICK1_STATUS;
901: if (where == STATUS_LEFT)
902: key = KEYC_SECONDCLICK1_STATUS_LEFT;
903: if (where == STATUS_RIGHT)
904: key = KEYC_SECONDCLICK1_STATUS_RIGHT;
905: if (where == STATUS_DEFAULT)
906: key = KEYC_SECONDCLICK1_STATUS_DEFAULT;
907: if (where == BORDER)
908: key = KEYC_SECONDCLICK1_BORDER;
909: break;
910: case 1:
911: if (where == PANE)
912: key = KEYC_SECONDCLICK2_PANE;
913: if (where == STATUS)
914: key = KEYC_SECONDCLICK2_STATUS;
915: if (where == STATUS_LEFT)
916: key = KEYC_SECONDCLICK2_STATUS_LEFT;
917: if (where == STATUS_RIGHT)
918: key = KEYC_SECONDCLICK2_STATUS_RIGHT;
919: if (where == STATUS_DEFAULT)
920: key = KEYC_SECONDCLICK2_STATUS_DEFAULT;
921: if (where == BORDER)
922: key = KEYC_SECONDCLICK2_BORDER;
923: break;
924: case 2:
925: if (where == PANE)
926: key = KEYC_SECONDCLICK3_PANE;
927: if (where == STATUS)
928: key = KEYC_SECONDCLICK3_STATUS;
929: if (where == STATUS_LEFT)
930: key = KEYC_SECONDCLICK3_STATUS_LEFT;
931: if (where == STATUS_RIGHT)
932: key = KEYC_SECONDCLICK3_STATUS_RIGHT;
933: if (where == STATUS_DEFAULT)
934: key = KEYC_SECONDCLICK3_STATUS_DEFAULT;
935: if (where == BORDER)
936: key = KEYC_SECONDCLICK3_BORDER;
1.131 nicm 937: break;
1.66 nicm 938: }
1.131 nicm 939: break;
1.192 nicm 940: case DOUBLE:
941: switch (MOUSE_BUTTONS(b)) {
942: case 0:
943: if (where == PANE)
944: key = KEYC_DOUBLECLICK1_PANE;
945: if (where == STATUS)
946: key = KEYC_DOUBLECLICK1_STATUS;
1.258 nicm 947: if (where == STATUS_LEFT)
948: key = KEYC_DOUBLECLICK1_STATUS_LEFT;
949: if (where == STATUS_RIGHT)
950: key = KEYC_DOUBLECLICK1_STATUS_RIGHT;
1.274 nicm 951: if (where == STATUS_DEFAULT)
952: key = KEYC_DOUBLECLICK1_STATUS_DEFAULT;
1.192 nicm 953: if (where == BORDER)
954: key = KEYC_DOUBLECLICK1_BORDER;
955: break;
956: case 1:
957: if (where == PANE)
958: key = KEYC_DOUBLECLICK2_PANE;
959: if (where == STATUS)
960: key = KEYC_DOUBLECLICK2_STATUS;
1.258 nicm 961: if (where == STATUS_LEFT)
962: key = KEYC_DOUBLECLICK2_STATUS_LEFT;
963: if (where == STATUS_RIGHT)
964: key = KEYC_DOUBLECLICK2_STATUS_RIGHT;
1.274 nicm 965: if (where == STATUS_DEFAULT)
966: key = KEYC_DOUBLECLICK2_STATUS_DEFAULT;
1.192 nicm 967: if (where == BORDER)
968: key = KEYC_DOUBLECLICK2_BORDER;
969: break;
970: case 2:
971: if (where == PANE)
972: key = KEYC_DOUBLECLICK3_PANE;
973: if (where == STATUS)
974: key = KEYC_DOUBLECLICK3_STATUS;
1.258 nicm 975: if (where == STATUS_LEFT)
976: key = KEYC_DOUBLECLICK3_STATUS_LEFT;
977: if (where == STATUS_RIGHT)
978: key = KEYC_DOUBLECLICK3_STATUS_RIGHT;
1.274 nicm 979: if (where == STATUS_DEFAULT)
980: key = KEYC_DOUBLECLICK3_STATUS_DEFAULT;
1.192 nicm 981: if (where == BORDER)
982: key = KEYC_DOUBLECLICK3_BORDER;
983: break;
984: }
985: break;
986: case TRIPLE:
987: switch (MOUSE_BUTTONS(b)) {
988: case 0:
989: if (where == PANE)
990: key = KEYC_TRIPLECLICK1_PANE;
991: if (where == STATUS)
992: key = KEYC_TRIPLECLICK1_STATUS;
1.258 nicm 993: if (where == STATUS_LEFT)
994: key = KEYC_TRIPLECLICK1_STATUS_LEFT;
995: if (where == STATUS_RIGHT)
996: key = KEYC_TRIPLECLICK1_STATUS_RIGHT;
1.274 nicm 997: if (where == STATUS_DEFAULT)
998: key = KEYC_TRIPLECLICK1_STATUS_DEFAULT;
1.192 nicm 999: if (where == BORDER)
1000: key = KEYC_TRIPLECLICK1_BORDER;
1001: break;
1002: case 1:
1003: if (where == PANE)
1004: key = KEYC_TRIPLECLICK2_PANE;
1005: if (where == STATUS)
1006: key = KEYC_TRIPLECLICK2_STATUS;
1.258 nicm 1007: if (where == STATUS_LEFT)
1008: key = KEYC_TRIPLECLICK2_STATUS_LEFT;
1009: if (where == STATUS_RIGHT)
1010: key = KEYC_TRIPLECLICK2_STATUS_RIGHT;
1.274 nicm 1011: if (where == STATUS_DEFAULT)
1012: key = KEYC_TRIPLECLICK2_STATUS_DEFAULT;
1.192 nicm 1013: if (where == BORDER)
1014: key = KEYC_TRIPLECLICK2_BORDER;
1015: break;
1016: case 2:
1017: if (where == PANE)
1018: key = KEYC_TRIPLECLICK3_PANE;
1019: if (where == STATUS)
1020: key = KEYC_TRIPLECLICK3_STATUS;
1.258 nicm 1021: if (where == STATUS_LEFT)
1022: key = KEYC_TRIPLECLICK3_STATUS_LEFT;
1023: if (where == STATUS_RIGHT)
1024: key = KEYC_TRIPLECLICK3_STATUS_RIGHT;
1.274 nicm 1025: if (where == STATUS_DEFAULT)
1026: key = KEYC_TRIPLECLICK3_STATUS_DEFAULT;
1.192 nicm 1027: if (where == BORDER)
1028: key = KEYC_TRIPLECLICK3_BORDER;
1029: break;
1030: }
1031: break;
1.66 nicm 1032: }
1.177 nicm 1033: if (key == KEYC_UNKNOWN)
1034: return (KEYC_UNKNOWN);
1.66 nicm 1035:
1.305 nicm 1036: out:
1.131 nicm 1037: /* Apply modifiers if any. */
1038: if (b & MOUSE_MASK_META)
1.342 nicm 1039: key |= KEYC_META;
1.131 nicm 1040: if (b & MOUSE_MASK_CTRL)
1041: key |= KEYC_CTRL;
1042: if (b & MOUSE_MASK_SHIFT)
1043: key |= KEYC_SHIFT;
1.66 nicm 1044:
1.305 nicm 1045: if (log_get_level() != 0)
1.343 nicm 1046: log_debug("mouse key is %s", key_string_lookup_key (key, 1));
1.131 nicm 1047: return (key);
1.66 nicm 1048: }
1049:
1.82 nicm 1050: /* Is this fast enough to probably be a paste? */
1.190 nicm 1051: static int
1.82 nicm 1052: server_client_assume_paste(struct session *s)
1053: {
1054: struct timeval tv;
1.84 nicm 1055: int t;
1.82 nicm 1056:
1.163 nicm 1057: if ((t = options_get_number(s->options, "assume-paste-time")) == 0)
1.83 nicm 1058: return (0);
1.82 nicm 1059:
1060: timersub(&s->activity_time, &s->last_activity_time, &tv);
1.171 nicm 1061: if (tv.tv_sec == 0 && tv.tv_usec < t * 1000) {
1062: log_debug("session %s pasting (flag %d)", s->name,
1063: !!(s->flags & SESSION_PASTING));
1064: if (s->flags & SESSION_PASTING)
1065: return (1);
1066: s->flags |= SESSION_PASTING;
1067: return (0);
1068: }
1069: log_debug("session %s not pasting", s->name);
1070: s->flags &= ~SESSION_PASTING;
1.83 nicm 1071: return (0);
1.82 nicm 1072: }
1073:
1.295 nicm 1074: /* Has the latest client changed? */
1075: static void
1076: server_client_update_latest(struct client *c)
1077: {
1078: struct window *w;
1079:
1080: if (c->session == NULL)
1081: return;
1082: w = c->session->curw->window;
1083:
1084: if (w->latest == c)
1085: return;
1086: w->latest = c;
1087:
1088: if (options_get_number(w->options, "window-size") == WINDOW_SIZE_LATEST)
1089: recalculate_size(w);
1090: }
1091:
1.276 nicm 1092: /*
1093: * Handle data key input from client. This owns and can modify the key event it
1094: * is given and is responsible for freeing it.
1095: */
1.280 nicm 1096: static enum cmd_retval
1.276 nicm 1097: server_client_key_callback(struct cmdq_item *item, void *data)
1.18 nicm 1098: {
1.316 nicm 1099: struct client *c = cmdq_get_client(item);
1.276 nicm 1100: struct key_event *event = data;
1101: key_code key = event->key;
1102: struct mouse_event *m = &event->m;
1.267 nicm 1103: struct session *s = c->session;
1104: struct winlink *wl;
1105: struct window_pane *wp;
1106: struct window_mode_entry *wme;
1107: struct timeval tv;
1108: struct key_table *table, *first;
1109: struct key_binding *bd;
1110: int xtimeout, flags;
1111: struct cmd_find_state fs;
1112: key_code key0;
1.18 nicm 1113:
1114: /* Check the client is good to accept input. */
1.303 nicm 1115: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.276 nicm 1116: goto out;
1.264 nicm 1117: wl = s->curw;
1.18 nicm 1118:
1119: /* Update the activity timer. */
1120: if (gettimeofday(&c->activity_time, NULL) != 0)
1121: fatal("gettimeofday failed");
1.149 nicm 1122: session_update_activity(s, &c->activity_time);
1.18 nicm 1123:
1124: /* Check for mouse keys. */
1.204 nicm 1125: m->valid = 0;
1.306 nicm 1126: if (key == KEYC_MOUSE || key == KEYC_DOUBLECLICK) {
1.30 nicm 1127: if (c->flags & CLIENT_READONLY)
1.276 nicm 1128: goto out;
1129: key = server_client_check_mouse(c, event);
1.177 nicm 1130: if (key == KEYC_UNKNOWN)
1.276 nicm 1131: goto out;
1.131 nicm 1132:
1133: m->valid = 1;
1134: m->key = key;
1.203 nicm 1135:
1136: /*
1.204 nicm 1137: * Mouse drag is in progress, so fire the callback (now that
1138: * the mouse event is valid).
1.203 nicm 1139: */
1.305 nicm 1140: if ((key & KEYC_MASK_KEY) == KEYC_DRAGGING) {
1.204 nicm 1141: c->tty.mouse_drag_update(c, m);
1.276 nicm 1142: goto out;
1.204 nicm 1143: }
1.338 nicm 1144: event->key = key;
1.276 nicm 1145: }
1.18 nicm 1146:
1.202 nicm 1147: /* Find affected pane. */
1.243 nicm 1148: if (!KEYC_IS_MOUSE(key) || cmd_find_from_mouse(&fs, m, 0) != 0)
1.341 nicm 1149: cmd_find_from_client(&fs, c, 0);
1.227 nicm 1150: wp = fs.wp;
1.202 nicm 1151:
1152: /* Forward mouse keys if disabled. */
1.206 nicm 1153: if (KEYC_IS_MOUSE(key) && !options_get_number(s->options, "mouse"))
1.253 nicm 1154: goto forward_key;
1.202 nicm 1155:
1.132 nicm 1156: /* Treat everything as a regular key when pasting is detected. */
1.161 nicm 1157: if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s))
1.253 nicm 1158: goto forward_key;
1.18 nicm 1159:
1.191 nicm 1160: /*
1161: * Work out the current key table. If the pane is in a mode, use
1162: * the mode table instead of the default key table.
1163: */
1.223 nicm 1164: if (server_client_is_default_key_table(c, c->keytable) &&
1165: wp != NULL &&
1.267 nicm 1166: (wme = TAILQ_FIRST(&wp->modes)) != NULL &&
1167: wme->mode->key_table != NULL)
1168: table = key_bindings_get_table(wme->mode->key_table(wme), 1);
1.223 nicm 1169: else
1.191 nicm 1170: table = c->keytable;
1.223 nicm 1171: first = table;
1.191 nicm 1172:
1.253 nicm 1173: table_changed:
1.205 nicm 1174: /*
1175: * The prefix always takes precedence and forces a switch to the prefix
1176: * table, unless we are already there.
1177: */
1.343 nicm 1178: key0 = (key & (KEYC_MASK_KEY|KEYC_MASK_MODIFIERS));
1.239 nicm 1179: if ((key0 == (key_code)options_get_number(s->options, "prefix") ||
1180: key0 == (key_code)options_get_number(s->options, "prefix2")) &&
1.205 nicm 1181: strcmp(table->name, "prefix") != 0) {
1182: server_client_set_key_table(c, "prefix");
1183: server_status_client(c);
1.276 nicm 1184: goto out;
1.205 nicm 1185: }
1.238 nicm 1186: flags = c->flags;
1.205 nicm 1187:
1.262 nicm 1188: try_again:
1.223 nicm 1189: /* Log key table. */
1190: if (wp == NULL)
1191: log_debug("key table %s (no pane)", table->name);
1192: else
1193: log_debug("key table %s (pane %%%u)", table->name, wp->id);
1.225 nicm 1194: if (c->flags & CLIENT_REPEAT)
1195: log_debug("currently repeating");
1.223 nicm 1196:
1.132 nicm 1197: /* Try to see if there is a key binding in the current table. */
1.254 nicm 1198: bd = key_bindings_get(table, key0);
1.132 nicm 1199: if (bd != NULL) {
1200: /*
1201: * Key was matched in this table. If currently repeating but a
1202: * non-repeating binding was found, stop repeating and try
1203: * again in the root table.
1204: */
1.222 nicm 1205: if ((c->flags & CLIENT_REPEAT) &&
1206: (~bd->flags & KEY_BINDING_REPEAT)) {
1.262 nicm 1207: log_debug("found in key table %s (not repeating)",
1208: table->name);
1.178 nicm 1209: server_client_set_key_table(c, NULL);
1.262 nicm 1210: first = table = c->keytable;
1.132 nicm 1211: c->flags &= ~CLIENT_REPEAT;
1.85 nicm 1212: server_status_client(c);
1.253 nicm 1213: goto table_changed;
1.18 nicm 1214: }
1.223 nicm 1215: log_debug("found in key table %s", table->name);
1.82 nicm 1216:
1.132 nicm 1217: /*
1218: * Take a reference to this table to make sure the key binding
1219: * doesn't disappear.
1220: */
1221: table->references++;
1222:
1223: /*
1224: * If this is a repeating key, start the timer. Otherwise reset
1225: * the client back to the root table.
1226: */
1.163 nicm 1227: xtimeout = options_get_number(s->options, "repeat-time");
1.222 nicm 1228: if (xtimeout != 0 && (bd->flags & KEY_BINDING_REPEAT)) {
1.132 nicm 1229: c->flags |= CLIENT_REPEAT;
1230:
1231: tv.tv_sec = xtimeout / 1000;
1232: tv.tv_usec = (xtimeout % 1000) * 1000L;
1233: evtimer_del(&c->repeat_timer);
1234: evtimer_add(&c->repeat_timer, &tv);
1235: } else {
1.18 nicm 1236: c->flags &= ~CLIENT_REPEAT;
1.178 nicm 1237: server_client_set_key_table(c, NULL);
1.18 nicm 1238: }
1.132 nicm 1239: server_status_client(c);
1240:
1.227 nicm 1241: /* Execute the key binding. */
1.317 nicm 1242: key_bindings_dispatch(bd, item, c, event, &fs);
1.132 nicm 1243: key_bindings_unref_table(table);
1.276 nicm 1244: goto out;
1.18 nicm 1245: }
1246:
1.132 nicm 1247: /*
1.253 nicm 1248: * No match, try the ANY key.
1249: */
1250: if (key0 != KEYC_ANY) {
1251: key0 = KEYC_ANY;
1252: goto try_again;
1253: }
1254:
1255: /*
1.223 nicm 1256: * No match in this table. If not in the root table or if repeating,
1257: * switch the client back to the root table and try again.
1.132 nicm 1258: */
1.223 nicm 1259: log_debug("not found in key table %s", table->name);
1260: if (!server_client_is_default_key_table(c, table) ||
1261: (c->flags & CLIENT_REPEAT)) {
1.262 nicm 1262: log_debug("trying in root table");
1.178 nicm 1263: server_client_set_key_table(c, NULL);
1.262 nicm 1264: table = c->keytable;
1265: if (c->flags & CLIENT_REPEAT)
1266: first = table;
1.18 nicm 1267: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 1268: server_status_client(c);
1.253 nicm 1269: goto table_changed;
1.18 nicm 1270: }
1271:
1.223 nicm 1272: /*
1273: * No match in the root table either. If this wasn't the first table
1274: * tried, don't pass the key to the pane.
1275: */
1.238 nicm 1276: if (first != table && (~flags & CLIENT_REPEAT)) {
1.178 nicm 1277: server_client_set_key_table(c, NULL);
1.132 nicm 1278: server_status_client(c);
1.276 nicm 1279: goto out;
1.161 nicm 1280: }
1281:
1.253 nicm 1282: forward_key:
1.161 nicm 1283: if (c->flags & CLIENT_READONLY)
1.276 nicm 1284: goto out;
1.161 nicm 1285: if (wp != NULL)
1.264 nicm 1286: window_pane_key(wp, c, s, wl, key, m);
1.276 nicm 1287:
1288: out:
1.295 nicm 1289: if (s != NULL)
1290: server_client_update_latest(c);
1.276 nicm 1291: free(event);
1292: return (CMD_RETURN_NORMAL);
1.280 nicm 1293: }
1294:
1295: /* Handle a key event. */
1296: int
1297: server_client_handle_key(struct client *c, struct key_event *event)
1298: {
1299: struct session *s = c->session;
1300: struct cmdq_item *item;
1301:
1302: /* Check the client is good to accept input. */
1.303 nicm 1303: if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
1.280 nicm 1304: return (0);
1305:
1306: /*
1.291 nicm 1307: * Key presses in overlay mode and the command prompt are a special
1308: * case. The queue might be blocked so they need to be processed
1309: * immediately rather than queued.
1.280 nicm 1310: */
1.291 nicm 1311: if (~c->flags & CLIENT_READONLY) {
1312: status_message_clear(c);
1313: if (c->overlay_key != NULL) {
1314: switch (c->overlay_key(c, event)) {
1315: case 0:
1316: return (0);
1317: case 1:
1318: server_client_clear_overlay(c);
1319: return (0);
1320: }
1.290 nicm 1321: }
1.293 nicm 1322: server_client_clear_overlay(c);
1.335 nicm 1323: if (c->prompt_string != NULL) {
1324: if (status_prompt_key(c, event->key) == 0)
1325: return (0);
1326: }
1.280 nicm 1327: }
1328:
1329: /*
1330: * Add the key to the queue so it happens after any commands queued by
1331: * previous keys.
1332: */
1333: item = cmdq_get_callback(server_client_key_callback, event);
1334: cmdq_append(c, item);
1335: return (1);
1.18 nicm 1336: }
1337:
1.2 nicm 1338: /* Client functions that need to happen every loop. */
1339: void
1340: server_client_loop(void)
1341: {
1342: struct client *c;
1343: struct window *w;
1344: struct window_pane *wp;
1.344 ! nicm 1345: int focus;
! 1346:
! 1347: /* Check for window resize. This is done before redrawing. */
! 1348: RB_FOREACH(w, windows, &windows)
! 1349: server_client_check_window_resize(w);
1.2 nicm 1350:
1.344 ! nicm 1351: /* Check clients. */
1.135 nicm 1352: TAILQ_FOREACH(c, &clients, entry) {
1.36 nicm 1353: server_client_check_exit(c);
1354: if (c->session != NULL) {
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);
1.101 nicm 1371: }
1.326 nicm 1372: wp->flags &= ~PANE_REDRAW;
1.91 nicm 1373: }
1.150 nicm 1374: check_window_name(w);
1.2 nicm 1375: }
1.92 nicm 1376: }
1377:
1.344 ! nicm 1378: /* Check if window needs to be resized. */
! 1379: static void
! 1380: server_client_check_window_resize(struct window *w)
! 1381: {
! 1382: struct winlink *wl;
! 1383:
! 1384: if (~w->flags & WINDOW_RESIZE)
! 1385: return;
! 1386:
! 1387: TAILQ_FOREACH(wl, &w->winlinks, wentry) {
! 1388: if (wl->session->attached != 0 && wl->session->curw == wl)
! 1389: break;
! 1390: }
! 1391: if (wl == NULL)
! 1392: return;
! 1393:
! 1394: log_debug("%s: resizing window @%u", __func__, w->id);
! 1395: resize_window(w, w->new_sx, w->new_sy, w->new_xpixel, w->new_ypixel);
! 1396: }
! 1397:
1.237 nicm 1398: /* Check if we need to force a resize. */
1399: static int
1400: server_client_resize_force(struct window_pane *wp)
1401: {
1402: struct timeval tv = { .tv_usec = 100000 };
1403:
1404: /*
1405: * If we are resizing to the same size as when we entered the loop
1406: * (that is, to the same size the application currently thinks it is),
1407: * tmux may have gone through several resizes internally and thrown
1408: * away parts of the screen. So we need the application to actually
1409: * redraw even though its final size has not changed.
1410: */
1411:
1412: if (wp->flags & PANE_RESIZEFORCE) {
1413: wp->flags &= ~PANE_RESIZEFORCE;
1414: return (0);
1415: }
1416:
1417: if (wp->sx != wp->osx ||
1418: wp->sy != wp->osy ||
1419: wp->sx <= 1 ||
1420: wp->sy <= 1)
1421: return (0);
1422:
1423: log_debug("%s: %%%u forcing resize", __func__, wp->id);
1.297 nicm 1424: window_pane_send_resize(wp, -1);
1.237 nicm 1425:
1426: evtimer_add(&wp->resize_timer, &tv);
1427: wp->flags |= PANE_RESIZEFORCE;
1428: return (1);
1429: }
1430:
1.294 nicm 1431: /* Resize a pane. */
1.188 nicm 1432: static void
1.294 nicm 1433: server_client_resize_pane(struct window_pane *wp)
1.92 nicm 1434: {
1.235 nicm 1435: log_debug("%s: %%%u resize to %u,%u", __func__, wp->id, wp->sx, wp->sy);
1.297 nicm 1436: window_pane_send_resize(wp, 0);
1.92 nicm 1437:
1438: wp->flags &= ~PANE_RESIZE;
1.235 nicm 1439:
1440: wp->osx = wp->sx;
1441: wp->osy = wp->sy;
1.188 nicm 1442: }
1443:
1.294 nicm 1444: /* Start the resize timer. */
1445: static void
1446: server_client_start_resize_timer(struct window_pane *wp)
1447: {
1448: struct timeval tv = { .tv_usec = 250000 };
1449:
1450: if (!evtimer_pending(&wp->resize_timer, NULL))
1451: evtimer_add(&wp->resize_timer, &tv);
1452: }
1453:
1454: /* Resize timer event. */
1455: static void
1456: server_client_resize_event(__unused int fd, __unused short events, void *data)
1457: {
1458: struct window_pane *wp = data;
1459:
1460: evtimer_del(&wp->resize_timer);
1461:
1462: if (~wp->flags & PANE_RESIZE)
1463: return;
1464: log_debug("%s: %%%u timer fired (was%s resized)", __func__, wp->id,
1465: (wp->flags & PANE_RESIZED) ? "" : " not");
1466:
1.310 nicm 1467: if (wp->base.saved_grid == NULL && (wp->flags & PANE_RESIZED)) {
1.294 nicm 1468: log_debug("%s: %%%u deferring timer", __func__, wp->id);
1469: server_client_start_resize_timer(wp);
1470: } else if (!server_client_resize_force(wp)) {
1471: log_debug("%s: %%%u resizing pane", __func__, wp->id);
1472: server_client_resize_pane(wp);
1473: }
1474: wp->flags &= ~PANE_RESIZED;
1475: }
1476:
1.188 nicm 1477: /* Check if pane should be resized. */
1.190 nicm 1478: static void
1.344 ! nicm 1479: server_client_check_pane_resize(struct window_pane *wp)
1.188 nicm 1480: {
1.294 nicm 1481: if (~wp->flags & PANE_RESIZE)
1.188 nicm 1482: return;
1483:
1484: if (!event_initialized(&wp->resize_timer))
1485: evtimer_set(&wp->resize_timer, server_client_resize_event, wp);
1486:
1.294 nicm 1487: if (!evtimer_pending(&wp->resize_timer, NULL)) {
1488: log_debug("%s: %%%u starting timer", __func__, wp->id);
1489: server_client_resize_pane(wp);
1490: server_client_start_resize_timer(wp);
1491: } else
1492: log_debug("%s: %%%u timer running", __func__, wp->id);
1.91 nicm 1493: }
1494:
1495: /* Check whether pane should be focused. */
1.190 nicm 1496: static void
1.344 ! nicm 1497: server_client_check_pane_focus(struct window_pane *wp)
1.91 nicm 1498: {
1.93 nicm 1499: struct client *c;
1.102 nicm 1500: int push;
1501:
1502: /* Do we need to push the focus state? */
1503: push = wp->flags & PANE_FOCUSPUSH;
1504: wp->flags &= ~PANE_FOCUSPUSH;
1.91 nicm 1505:
1506: /* If we're not the active pane in our window, we're not focused. */
1507: if (wp->window->active != wp)
1508: goto not_focused;
1509:
1510: /* If we're in a mode, we're not focused. */
1511: if (wp->screen != &wp->base)
1512: goto not_focused;
1513:
1514: /*
1.93 nicm 1515: * If our window is the current window in any focused clients with an
1516: * attached session, we're focused.
1.91 nicm 1517: */
1.135 nicm 1518: TAILQ_FOREACH(c, &clients, entry) {
1519: if (c->session == NULL || !(c->flags & CLIENT_FOCUSED))
1.91 nicm 1520: continue;
1.255 nicm 1521: if (c->session->attached == 0)
1.93 nicm 1522: continue;
1523:
1524: if (c->session->curw->window == wp->window)
1.91 nicm 1525: goto focused;
1526: }
1527:
1528: not_focused:
1.251 nicm 1529: if (push || (wp->flags & PANE_FOCUSED)) {
1530: if (wp->base.mode & MODE_FOCUSON)
1531: bufferevent_write(wp->event, "\033[O", 3);
1532: notify_pane("pane-focus-out", wp);
1533: }
1.91 nicm 1534: wp->flags &= ~PANE_FOCUSED;
1535: return;
1536:
1537: focused:
1.251 nicm 1538: if (push || !(wp->flags & PANE_FOCUSED)) {
1539: if (wp->base.mode & MODE_FOCUSON)
1540: bufferevent_write(wp->event, "\033[I", 3);
1541: notify_pane("pane-focus-in", wp);
1.275 nicm 1542: session_update_activity(c->session, NULL);
1.251 nicm 1543: }
1.91 nicm 1544: wp->flags |= PANE_FOCUSED;
1.2 nicm 1545: }
1546:
1.18 nicm 1547: /*
1548: * Update cursor position and mode settings. The scroll region and attributes
1549: * are cleared when idle (waiting for an event) as this is the most likely time
1550: * a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
1551: * compromise between excessive resets and likelihood of an interrupt.
1552: *
1553: * tty_region/tty_reset/tty_update_mode already take care of not resetting
1554: * things that are already in their default state.
1555: */
1.190 nicm 1556: static void
1.18 nicm 1557: server_client_reset_state(struct client *c)
1.1 nicm 1558: {
1.332 nicm 1559: struct tty *tty = &c->tty;
1.18 nicm 1560: struct window *w = c->session->curw->window;
1.341 nicm 1561: struct window_pane *wp = server_client_get_pane(c), *loop;
1.336 nicm 1562: struct screen *s = NULL;
1.163 nicm 1563: struct options *oo = c->session->options;
1.336 nicm 1564: int mode = 0, cursor, flags;
1.261 nicm 1565: u_int cx = 0, cy = 0, ox, oy, sx, sy;
1.60 nicm 1566:
1.186 nicm 1567: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.86 nicm 1568: return;
1569:
1.332 nicm 1570: /* Disable the block flag. */
1571: flags = (tty->flags & TTY_BLOCK);
1572: tty->flags &= ~TTY_BLOCK;
1573:
1.309 nicm 1574: /* Get mode from overlay if any, else from screen. */
1575: if (c->overlay_draw != NULL) {
1.336 nicm 1576: if (c->overlay_mode != NULL)
1577: s = c->overlay_mode(c, &cx, &cy);
1578: } else
1.309 nicm 1579: s = wp->screen;
1.336 nicm 1580: if (s != NULL)
1.309 nicm 1581: mode = s->mode;
1.336 nicm 1582: if (c->prompt_string != NULL || c->message_string != NULL)
1583: mode &= ~MODE_CURSOR;
1.309 nicm 1584: log_debug("%s: client %s mode %x", __func__, c->name, mode);
1585:
1586: /* Reset region and margin. */
1.332 nicm 1587: tty_region_off(tty);
1588: tty_margin_off(tty);
1.1 nicm 1589:
1.261 nicm 1590: /* Move cursor to pane cursor and offset. */
1.309 nicm 1591: if (c->overlay_draw == NULL) {
1592: cursor = 0;
1.332 nicm 1593: tty_window_offset(tty, &ox, &oy, &sx, &sy);
1.309 nicm 1594: if (wp->xoff + s->cx >= ox && wp->xoff + s->cx <= ox + sx &&
1595: wp->yoff + s->cy >= oy && wp->yoff + s->cy <= oy + sy) {
1596: cursor = 1;
1.261 nicm 1597:
1.309 nicm 1598: cx = wp->xoff + s->cx - ox;
1599: cy = wp->yoff + s->cy - oy;
1.261 nicm 1600:
1.309 nicm 1601: if (status_at_line(c) == 0)
1602: cy += status_line_size(c);
1603: }
1604: if (!cursor)
1605: mode &= ~MODE_CURSOR;
1.261 nicm 1606: }
1.332 nicm 1607: log_debug("%s: cursor to %u,%u", __func__, cx, cy);
1608: tty_cursor(tty, cx, cy);
1.1 nicm 1609:
1.50 nicm 1610: /*
1.131 nicm 1611: * Set mouse mode if requested. To support dragging, always use button
1612: * mode.
1.57 nicm 1613: */
1.209 nicm 1614: if (options_get_number(oo, "mouse")) {
1615: mode &= ~ALL_MOUSE_MODES;
1.309 nicm 1616: if (c->overlay_draw == NULL) {
1617: TAILQ_FOREACH(loop, &w->panes, entry) {
1618: if (loop->screen->mode & MODE_MOUSE_ALL)
1619: mode |= MODE_MOUSE_ALL;
1620: }
1.209 nicm 1621: }
1622: if (~mode & MODE_MOUSE_ALL)
1623: mode |= MODE_MOUSE_BUTTON;
1624: }
1.215 nicm 1625:
1626: /* Clear bracketed paste mode if at the prompt. */
1.309 nicm 1627: if (c->overlay_draw == NULL && c->prompt_string != NULL)
1.215 nicm 1628: mode &= ~MODE_BRACKETPASTE;
1.48 nicm 1629:
1630: /* Set the terminal mode and reset attributes. */
1.332 nicm 1631: tty_update_mode(tty, mode, s);
1632: tty_reset(tty);
1.330 nicm 1633:
1.332 nicm 1634: /* All writing must be done, send a sync end (if it was started). */
1635: tty_sync_end(tty);
1636: tty->flags |= flags;
1.17 nicm 1637: }
1638:
1639: /* Repeat time callback. */
1.190 nicm 1640: static void
1.170 nicm 1641: server_client_repeat_timer(__unused int fd, __unused short events, void *data)
1.17 nicm 1642: {
1643: struct client *c = data;
1644:
1.85 nicm 1645: if (c->flags & CLIENT_REPEAT) {
1.178 nicm 1646: server_client_set_key_table(c, NULL);
1.132 nicm 1647: c->flags &= ~CLIENT_REPEAT;
1648: server_status_client(c);
1.85 nicm 1649: }
1.192 nicm 1650: }
1651:
1652: /* Double-click callback. */
1653: static void
1654: server_client_click_timer(__unused int fd, __unused short events, void *data)
1655: {
1.306 nicm 1656: struct client *c = data;
1657: struct key_event *event;
1658:
1659: log_debug("click timer expired");
1.192 nicm 1660:
1.306 nicm 1661: if (c->flags & CLIENT_TRIPLECLICK) {
1662: /*
1663: * Waiting for a third click that hasn't happened, so this must
1664: * have been a double click.
1665: */
1666: event = xmalloc(sizeof *event);
1667: event->key = KEYC_DOUBLECLICK;
1668: memcpy(&event->m, &c->click_event, sizeof event->m);
1669: if (!server_client_handle_key(c, event))
1670: free(event);
1671: }
1.192 nicm 1672: c->flags &= ~(CLIENT_DOUBLECLICK|CLIENT_TRIPLECLICK);
1.1 nicm 1673: }
1674:
1.36 nicm 1675: /* Check if client should be exited. */
1.190 nicm 1676: static void
1.36 nicm 1677: server_client_check_exit(struct client *c)
1678: {
1.300 nicm 1679: struct client_file *cf;
1680:
1.286 nicm 1681: if (~c->flags & CLIENT_EXIT)
1682: return;
1683: if (c->flags & CLIENT_EXITED)
1.36 nicm 1684: return;
1685:
1.300 nicm 1686: RB_FOREACH(cf, client_files, &c->files) {
1687: if (EVBUFFER_LENGTH(cf->buffer) != 0)
1688: return;
1689: }
1.36 nicm 1690:
1.249 nicm 1691: if (c->flags & CLIENT_ATTACHED)
1692: notify_client("client-detached", c);
1.162 nicm 1693: proc_send(c->peer, MSG_EXIT, -1, &c->retval, sizeof c->retval);
1.286 nicm 1694: c->flags |= CLIENT_EXITED;
1.38 nicm 1695: }
1696:
1.218 nicm 1697: /* Redraw timer callback. */
1698: static void
1699: server_client_redraw_timer(__unused int fd, __unused short events,
1.299 nicm 1700: __unused void *data)
1.218 nicm 1701: {
1702: log_debug("redraw timer fired");
1703: }
1704:
1.1 nicm 1705: /* Check for client redraws. */
1.190 nicm 1706: static void
1.1 nicm 1707: server_client_check_redraw(struct client *c)
1708: {
1709: struct session *s = c->session;
1.137 nicm 1710: struct tty *tty = &c->tty;
1.326 nicm 1711: struct window *w = c->session->curw->window;
1.1 nicm 1712: struct window_pane *wp;
1.325 nicm 1713: int needed, flags, mode = tty->mode, new_flags = 0;
1.326 nicm 1714: int redraw;
1715: u_int bit = 0;
1.218 nicm 1716: struct timeval tv = { .tv_usec = 1000 };
1717: static struct event ev;
1718: size_t left;
1.1 nicm 1719:
1.86 nicm 1720: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.79 nicm 1721: return;
1.257 nicm 1722: if (c->flags & CLIENT_ALLREDRAWFLAGS) {
1.325 nicm 1723: log_debug("%s: redraw%s%s%s%s%s", c->name,
1.257 nicm 1724: (c->flags & CLIENT_REDRAWWINDOW) ? " window" : "",
1725: (c->flags & CLIENT_REDRAWSTATUS) ? " status" : "",
1.282 nicm 1726: (c->flags & CLIENT_REDRAWBORDERS) ? " borders" : "",
1.325 nicm 1727: (c->flags & CLIENT_REDRAWOVERLAY) ? " overlay" : "",
1728: (c->flags & CLIENT_REDRAWPANES) ? " panes" : "");
1.257 nicm 1729: }
1.218 nicm 1730:
1731: /*
1732: * If there is outstanding data, defer the redraw until it has been
1733: * consumed. We can just add a timer to get out of the event loop and
1734: * end up back here.
1735: */
1736: needed = 0;
1.256 nicm 1737: if (c->flags & CLIENT_ALLREDRAWFLAGS)
1.218 nicm 1738: needed = 1;
1739: else {
1.326 nicm 1740: TAILQ_FOREACH(wp, &w->panes, entry) {
1.218 nicm 1741: if (wp->flags & PANE_REDRAW) {
1742: needed = 1;
1743: break;
1744: }
1745: }
1.325 nicm 1746: if (needed)
1747: new_flags |= CLIENT_REDRAWPANES;
1.218 nicm 1748: }
1.241 nicm 1749: if (needed && (left = EVBUFFER_LENGTH(tty->out)) != 0) {
1750: log_debug("%s: redraw deferred (%zu left)", c->name, left);
1751: if (!evtimer_initialized(&ev))
1752: evtimer_set(&ev, server_client_redraw_timer, NULL);
1753: if (!evtimer_pending(&ev, NULL)) {
1.218 nicm 1754: log_debug("redraw timer started");
1755: evtimer_add(&ev, &tv);
1.241 nicm 1756: }
1.327 nicm 1757:
1758: if (~c->flags & CLIENT_REDRAWWINDOW) {
1.326 nicm 1759: TAILQ_FOREACH(wp, &w->panes, entry) {
1.327 nicm 1760: if (wp->flags & PANE_REDRAW) {
1761: log_debug("%s: pane %%%u needs redraw",
1762: c->name, wp->id);
1.326 nicm 1763: c->redraw_panes |= (1 << bit);
1.327 nicm 1764: }
1.326 nicm 1765: if (++bit == 64) {
1766: /*
1767: * If more that 64 panes, give up and
1768: * just redraw the window.
1769: */
1770: new_flags &= CLIENT_REDRAWPANES;
1771: new_flags |= CLIENT_REDRAWWINDOW;
1772: break;
1773: }
1774: }
1.327 nicm 1775: if (c->redraw_panes != 0)
1776: c->flags |= CLIENT_REDRAWPANES;
1.326 nicm 1777: }
1.325 nicm 1778: c->flags |= new_flags;
1.241 nicm 1779: return;
1780: } else if (needed)
1.218 nicm 1781: log_debug("%s: redraw needed", c->name);
1.79 nicm 1782:
1.219 nicm 1783: flags = tty->flags & (TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR);
1.326 nicm 1784: tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE))|TTY_NOCURSOR;
1.137 nicm 1785:
1.256 nicm 1786: if (~c->flags & CLIENT_REDRAWWINDOW) {
1787: /*
1788: * If not redrawing the entire window, check whether each pane
1789: * needs to be redrawn.
1790: */
1.326 nicm 1791: TAILQ_FOREACH(wp, &w->panes, entry) {
1792: redraw = 0;
1793: if (wp->flags & PANE_REDRAW)
1794: redraw = 1;
1795: else if (c->flags & CLIENT_REDRAWPANES)
1796: redraw = !!(c->redraw_panes & (1 << bit));
1.328 nicm 1797: bit++;
1.326 nicm 1798: if (!redraw)
1799: continue;
1800: log_debug("%s: redrawing pane %%%u", __func__, wp->id);
1801: screen_redraw_pane(c, wp);
1.1 nicm 1802: }
1.331 nicm 1803: c->redraw_panes = 0;
1.325 nicm 1804: c->flags &= ~CLIENT_REDRAWPANES;
1.1 nicm 1805: }
1806:
1.256 nicm 1807: if (c->flags & CLIENT_ALLREDRAWFLAGS) {
1808: if (options_get_number(s->options, "set-titles"))
1809: server_client_set_title(c);
1810: screen_redraw_screen(c);
1811: }
1.1 nicm 1812:
1.326 nicm 1813: tty->flags = (tty->flags & ~TTY_NOCURSOR)|(flags & TTY_NOCURSOR);
1.320 nicm 1814: tty_update_mode(tty, mode, NULL);
1.326 nicm 1815: tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR))|flags;
1.1 nicm 1816:
1.256 nicm 1817: c->flags &= ~(CLIENT_ALLREDRAWFLAGS|CLIENT_STATUSFORCE);
1.230 nicm 1818:
1819: if (needed) {
1820: /*
1821: * We would have deferred the redraw unless the output buffer
1822: * was empty, so we can record how many bytes the redraw
1823: * generated.
1824: */
1825: c->redraw = EVBUFFER_LENGTH(tty->out);
1826: log_debug("%s: redraw added %zu bytes", c->name, c->redraw);
1827: }
1.1 nicm 1828: }
1829:
1830: /* Set client title. */
1.190 nicm 1831: static void
1.1 nicm 1832: server_client_set_title(struct client *c)
1833: {
1.128 nicm 1834: struct session *s = c->session;
1835: const char *template;
1836: char *title;
1837: struct format_tree *ft;
1.1 nicm 1838:
1.163 nicm 1839: template = options_get_string(s->options, "set-titles-string");
1.25 nicm 1840:
1.228 nicm 1841: ft = format_create(c, NULL, FORMAT_NONE, 0);
1.128 nicm 1842: format_defaults(ft, c, NULL, NULL, NULL);
1843:
1.269 nicm 1844: title = format_expand_time(ft, template);
1.1 nicm 1845: if (c->title == NULL || strcmp(title, c->title) != 0) {
1.77 nicm 1846: free(c->title);
1.1 nicm 1847: c->title = xstrdup(title);
1848: tty_set_title(&c->tty, c->title);
1849: }
1.77 nicm 1850: free(title);
1.128 nicm 1851:
1852: format_free(ft);
1.1 nicm 1853: }
1854:
1855: /* Dispatch message from client. */
1.190 nicm 1856: static void
1.162 nicm 1857: server_client_dispatch(struct imsg *imsg, void *arg)
1.1 nicm 1858: {
1.300 nicm 1859: struct client *c = arg;
1860: ssize_t datalen;
1861: struct session *s;
1.1 nicm 1862:
1.162 nicm 1863: if (c->flags & CLIENT_DEAD)
1864: return;
1865:
1866: if (imsg == NULL) {
1867: server_client_lost(c);
1868: return;
1869: }
1.1 nicm 1870:
1.162 nicm 1871: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1.1 nicm 1872:
1.162 nicm 1873: switch (imsg->hdr.type) {
1.329 nicm 1874: case MSG_IDENTIFY_FEATURES:
1.162 nicm 1875: case MSG_IDENTIFY_FLAGS:
1876: case MSG_IDENTIFY_TERM:
1877: case MSG_IDENTIFY_TTYNAME:
1878: case MSG_IDENTIFY_CWD:
1879: case MSG_IDENTIFY_STDIN:
1880: case MSG_IDENTIFY_ENVIRON:
1881: case MSG_IDENTIFY_CLIENTPID:
1882: case MSG_IDENTIFY_DONE:
1883: server_client_dispatch_identify(c, imsg);
1884: break;
1885: case MSG_COMMAND:
1886: server_client_dispatch_command(c, imsg);
1887: break;
1888: case MSG_RESIZE:
1889: if (datalen != 0)
1890: fatalx("bad MSG_RESIZE size");
1.1 nicm 1891:
1.162 nicm 1892: if (c->flags & CLIENT_CONTROL)
1.1 nicm 1893: break;
1.295 nicm 1894: server_client_update_latest(c);
1.282 nicm 1895: server_client_clear_overlay(c);
1.236 nicm 1896: tty_resize(&c->tty);
1897: recalculate_sizes();
1898: server_redraw_client(c);
1.174 nicm 1899: if (c->session != NULL)
1.196 nicm 1900: notify_client("client-resized", c);
1.162 nicm 1901: break;
1902: case MSG_EXITING:
1903: if (datalen != 0)
1904: fatalx("bad MSG_EXITING size");
1.1 nicm 1905:
1.162 nicm 1906: c->session = NULL;
1907: tty_close(&c->tty);
1908: proc_send(c->peer, MSG_EXITED, -1, NULL, 0);
1909: break;
1910: case MSG_WAKEUP:
1911: case MSG_UNLOCK:
1912: if (datalen != 0)
1913: fatalx("bad MSG_WAKEUP size");
1.121 nicm 1914:
1.162 nicm 1915: if (!(c->flags & CLIENT_SUSPENDED))
1916: break;
1917: c->flags &= ~CLIENT_SUSPENDED;
1.10 nicm 1918:
1.162 nicm 1919: if (c->tty.fd == -1) /* exited in the meantime */
1.1 nicm 1920: break;
1.162 nicm 1921: s = c->session;
1.1 nicm 1922:
1.162 nicm 1923: if (gettimeofday(&c->activity_time, NULL) != 0)
1924: fatal("gettimeofday failed");
1925:
1926: tty_start_tty(&c->tty);
1927: server_redraw_client(c);
1928: recalculate_sizes();
1.184 nicm 1929:
1930: if (s != NULL)
1931: session_update_activity(s, &c->activity_time);
1.162 nicm 1932: break;
1933: case MSG_SHELL:
1934: if (datalen != 0)
1935: fatalx("bad MSG_SHELL size");
1.1 nicm 1936:
1.162 nicm 1937: server_client_dispatch_shell(c);
1938: break;
1.300 nicm 1939: case MSG_WRITE_READY:
1940: server_client_dispatch_write_ready(c, imsg);
1941: break;
1942: case MSG_READ:
1943: server_client_dispatch_read_data(c, imsg);
1944: break;
1945: case MSG_READ_DONE:
1946: server_client_dispatch_read_done(c, imsg);
1947: break;
1.1 nicm 1948: }
1949: }
1950:
1.194 nicm 1951: /* Callback when command is done. */
1952: static enum cmd_retval
1.195 nicm 1953: server_client_command_done(struct cmdq_item *item, __unused void *data)
1.194 nicm 1954: {
1.316 nicm 1955: struct client *c = cmdq_get_client(item);
1.194 nicm 1956:
1957: if (~c->flags & CLIENT_ATTACHED)
1958: c->flags |= CLIENT_EXIT;
1.314 nicm 1959: else if (~c->flags & CLIENT_DETACHING)
1960: tty_send_requests(&c->tty);
1.194 nicm 1961: return (CMD_RETURN_NORMAL);
1962: }
1963:
1.1 nicm 1964: /* Handle command message. */
1.190 nicm 1965: static void
1.162 nicm 1966: server_client_dispatch_command(struct client *c, struct imsg *imsg)
1.1 nicm 1967: {
1.300 nicm 1968: struct msg_command data;
1.108 nicm 1969: char *buf;
1970: size_t len;
1971: int argc;
1972: char **argv, *cause;
1.285 nicm 1973: struct cmd_parse_result *pr;
1.246 nicm 1974:
1975: if (c->flags & CLIENT_EXIT)
1976: return;
1.108 nicm 1977:
1978: if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
1979: fatalx("bad MSG_COMMAND size");
1980: memcpy(&data, imsg->data, sizeof data);
1981:
1.124 nicm 1982: buf = (char *)imsg->data + sizeof data;
1.108 nicm 1983: len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
1984: if (len > 0 && buf[len - 1] != '\0')
1985: fatalx("bad MSG_COMMAND string");
1986:
1987: argc = data.argc;
1988: if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
1.194 nicm 1989: cause = xstrdup("command too long");
1.1 nicm 1990: goto error;
1991: }
1992:
1993: if (argc == 0) {
1994: argc = 1;
1995: argv = xcalloc(1, sizeof *argv);
1996: *argv = xstrdup("new-session");
1997: }
1998:
1.285 nicm 1999: pr = cmd_parse_from_arguments(argc, argv, NULL);
2000: switch (pr->status) {
2001: case CMD_PARSE_EMPTY:
2002: cause = xstrdup("empty command");
1.1 nicm 2003: goto error;
1.285 nicm 2004: case CMD_PARSE_ERROR:
2005: cause = pr->error;
2006: goto error;
2007: case CMD_PARSE_SUCCESS:
2008: break;
1.1 nicm 2009: }
2010: cmd_free_argv(argc, argv);
2011:
1.318 nicm 2012: cmdq_append(c, cmdq_get_command(pr->cmdlist, NULL));
1.194 nicm 2013: cmdq_append(c, cmdq_get_callback(server_client_command_done, NULL));
1.285 nicm 2014:
2015: cmd_list_free(pr->cmdlist);
1.1 nicm 2016: return;
2017:
2018: error:
1.285 nicm 2019: cmd_free_argv(argc, argv);
2020:
1.284 nicm 2021: cmdq_append(c, cmdq_get_error(cause));
2022: free(cause);
1.88 nicm 2023:
1.36 nicm 2024: c->flags |= CLIENT_EXIT;
1.1 nicm 2025: }
2026:
2027: /* Handle identify message. */
1.190 nicm 2028: static void
1.162 nicm 2029: server_client_dispatch_identify(struct client *c, struct imsg *imsg)
1.1 nicm 2030: {
1.165 nicm 2031: const char *data, *home;
1.232 nicm 2032: size_t datalen;
1.329 nicm 2033: int flags, feat;
1.216 nicm 2034: char *name;
1.109 nicm 2035:
2036: if (c->flags & CLIENT_IDENTIFIED)
2037: fatalx("out-of-order identify message");
2038:
2039: data = imsg->data;
2040: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
2041:
2042: switch (imsg->hdr.type) {
1.329 nicm 2043: case MSG_IDENTIFY_FEATURES:
2044: if (datalen != sizeof feat)
2045: fatalx("bad MSG_IDENTIFY_FEATURES size");
2046: memcpy(&feat, data, sizeof feat);
2047: c->term_features |= feat;
2048: log_debug("client %p IDENTIFY_FEATURES %s", c,
2049: tty_get_features(feat));
2050: break;
1.109 nicm 2051: case MSG_IDENTIFY_FLAGS:
2052: if (datalen != sizeof flags)
2053: fatalx("bad MSG_IDENTIFY_FLAGS size");
2054: memcpy(&flags, data, sizeof flags);
2055: c->flags |= flags;
1.158 nicm 2056: log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
1.109 nicm 2057: break;
2058: case MSG_IDENTIFY_TERM:
1.110 nicm 2059: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2060: fatalx("bad MSG_IDENTIFY_TERM string");
1.329 nicm 2061: if (*data == '\0')
2062: c->term_name = xstrdup("unknown");
2063: else
2064: c->term_name = xstrdup(data);
1.158 nicm 2065: log_debug("client %p IDENTIFY_TERM %s", c, data);
1.109 nicm 2066: break;
2067: case MSG_IDENTIFY_TTYNAME:
1.110 nicm 2068: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2069: fatalx("bad MSG_IDENTIFY_TTYNAME string");
2070: c->ttyname = xstrdup(data);
1.158 nicm 2071: log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
1.109 nicm 2072: break;
2073: case MSG_IDENTIFY_CWD:
1.155 nicm 2074: if (datalen == 0 || data[datalen - 1] != '\0')
2075: fatalx("bad MSG_IDENTIFY_CWD string");
1.165 nicm 2076: if (access(data, X_OK) == 0)
2077: c->cwd = xstrdup(data);
2078: else if ((home = find_home()) != NULL)
2079: c->cwd = xstrdup(home);
2080: else
2081: c->cwd = xstrdup("/");
1.158 nicm 2082: log_debug("client %p IDENTIFY_CWD %s", c, data);
1.109 nicm 2083: break;
2084: case MSG_IDENTIFY_STDIN:
2085: if (datalen != 0)
2086: fatalx("bad MSG_IDENTIFY_STDIN size");
2087: c->fd = imsg->fd;
1.158 nicm 2088: log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
1.109 nicm 2089: break;
2090: case MSG_IDENTIFY_ENVIRON:
1.110 nicm 2091: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 2092: fatalx("bad MSG_IDENTIFY_ENVIRON string");
2093: if (strchr(data, '=') != NULL)
1.312 nicm 2094: environ_put(c->environ, data, 0);
1.158 nicm 2095: log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
1.143 nicm 2096: break;
2097: case MSG_IDENTIFY_CLIENTPID:
2098: if (datalen != sizeof c->pid)
2099: fatalx("bad MSG_IDENTIFY_CLIENTPID size");
2100: memcpy(&c->pid, data, sizeof c->pid);
1.158 nicm 2101: log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
1.109 nicm 2102: break;
2103: default:
2104: break;
2105: }
2106:
2107: if (imsg->hdr.type != MSG_IDENTIFY_DONE)
2108: return;
2109: c->flags |= CLIENT_IDENTIFIED;
1.75 nicm 2110:
1.216 nicm 2111: if (*c->ttyname != '\0')
2112: name = xstrdup(c->ttyname);
2113: else
2114: xasprintf(&name, "client-%ld", (long)c->pid);
2115: c->name = name;
2116: log_debug("client %p name is %s", c, c->name);
2117:
1.109 nicm 2118: if (c->flags & CLIENT_CONTROL) {
1.300 nicm 2119: close(c->fd);
2120: c->fd = -1;
1.75 nicm 2121:
1.300 nicm 2122: control_start(c);
1.75 nicm 2123: c->tty.fd = -1;
1.288 nicm 2124: } else if (c->fd != -1) {
1.329 nicm 2125: if (tty_init(&c->tty, c, c->fd) != 0) {
1.288 nicm 2126: close(c->fd);
2127: c->fd = -1;
2128: } else {
2129: tty_resize(&c->tty);
2130: c->flags |= CLIENT_TERMINAL;
2131: }
1.75 nicm 2132: }
1.1 nicm 2133:
1.288 nicm 2134: /*
2135: * If this is the first client that has finished identifying, load
2136: * configuration files.
2137: */
2138: if ((~c->flags & CLIENT_EXIT) &&
2139: !cfg_finished &&
2140: c == TAILQ_FIRST(&clients) &&
2141: TAILQ_NEXT(c, entry) == NULL)
2142: start_cfg();
1.1 nicm 2143: }
2144:
2145: /* Handle shell message. */
1.190 nicm 2146: static void
1.162 nicm 2147: server_client_dispatch_shell(struct client *c)
1.1 nicm 2148: {
1.107 nicm 2149: const char *shell;
1.25 nicm 2150:
1.163 nicm 2151: shell = options_get_string(global_s_options, "default-shell");
1.308 nicm 2152: if (!checkshell(shell))
1.1 nicm 2153: shell = _PATH_BSHELL;
1.240 nicm 2154: proc_send(c->peer, MSG_SHELL, -1, shell, strlen(shell) + 1);
1.25 nicm 2155:
1.162 nicm 2156: proc_kill_peer(c->peer);
1.169 nicm 2157: }
2158:
1.300 nicm 2159: /* Handle write ready message. */
1.169 nicm 2160: static void
1.300 nicm 2161: server_client_dispatch_write_ready(struct client *c, struct imsg *imsg)
1.169 nicm 2162: {
1.300 nicm 2163: struct msg_write_ready *msg = imsg->data;
2164: size_t msglen = imsg->hdr.len - IMSG_HEADER_SIZE;
2165: struct client_file find, *cf;
2166:
2167: if (msglen != sizeof *msg)
2168: fatalx("bad MSG_WRITE_READY size");
2169: find.stream = msg->stream;
2170: if ((cf = RB_FIND(client_files, &c->files, &find)) == NULL)
2171: return;
2172: if (msg->error != 0) {
2173: cf->error = msg->error;
2174: file_fire_done(cf);
2175: } else
2176: file_push(cf);
1.169 nicm 2177: }
2178:
1.300 nicm 2179: /* Handle read data message. */
2180: static void
2181: server_client_dispatch_read_data(struct client *c, struct imsg *imsg)
1.169 nicm 2182: {
1.300 nicm 2183: struct msg_read_data *msg = imsg->data;
2184: size_t msglen = imsg->hdr.len - IMSG_HEADER_SIZE;
2185: struct client_file find, *cf;
1.301 nicm 2186: void *bdata = msg + 1;
2187: size_t bsize = msglen - sizeof *msg;
1.169 nicm 2188:
1.301 nicm 2189: if (msglen < sizeof *msg)
1.300 nicm 2190: fatalx("bad MSG_READ_DATA size");
2191: find.stream = msg->stream;
2192: if ((cf = RB_FIND(client_files, &c->files, &find)) == NULL)
2193: return;
1.169 nicm 2194:
1.300 nicm 2195: log_debug("%s: file %d read %zu bytes", c->name, cf->stream, bsize);
2196: if (cf->error == 0) {
2197: if (evbuffer_add(cf->buffer, bdata, bsize) != 0) {
2198: cf->error = ENOMEM;
2199: file_fire_done(cf);
2200: } else
2201: file_fire_read(cf);
1.169 nicm 2202: }
2203: }
2204:
1.300 nicm 2205: /* Handle read done message. */
1.169 nicm 2206: static void
1.300 nicm 2207: server_client_dispatch_read_done(struct client *c, struct imsg *imsg)
1.169 nicm 2208: {
1.300 nicm 2209: struct msg_read_done *msg = imsg->data;
2210: size_t msglen = imsg->hdr.len - IMSG_HEADER_SIZE;
2211: struct client_file find, *cf;
1.169 nicm 2212:
1.300 nicm 2213: if (msglen != sizeof *msg)
2214: fatalx("bad MSG_READ_DONE size");
2215: find.stream = msg->stream;
2216: if ((cf = RB_FIND(client_files, &c->files, &find)) == NULL)
1.169 nicm 2217: return;
2218:
1.300 nicm 2219: log_debug("%s: file %d read done", c->name, cf->stream);
2220: cf->error = msg->error;
2221: file_fire_done(cf);
1.213 nicm 2222: }
2223:
2224: /* Get client working directory. */
2225: const char *
1.250 nicm 2226: server_client_get_cwd(struct client *c, struct session *s)
1.213 nicm 2227: {
1.250 nicm 2228: const char *home;
1.213 nicm 2229:
1.265 nicm 2230: if (!cfg_finished && cfg_client != NULL)
2231: return (cfg_client->cwd);
1.213 nicm 2232: if (c != NULL && c->session == NULL && c->cwd != NULL)
2233: return (c->cwd);
1.250 nicm 2234: if (s != NULL && s->cwd != NULL)
2235: return (s->cwd);
1.213 nicm 2236: if (c != NULL && (s = c->session) != NULL && s->cwd != NULL)
2237: return (s->cwd);
1.250 nicm 2238: if ((home = find_home()) != NULL)
2239: return (home);
2240: return ("/");
1.337 nicm 2241: }
2242:
2243: /* Set client flags. */
2244: void
2245: server_client_set_flags(struct client *c, const char *flags)
2246: {
2247: char *s, *copy, *next;
2248: int flag, not;
2249:
2250: s = copy = xstrdup (flags);
2251: while ((next = strsep(&s, ",")) != NULL) {
2252: not = (*next == '!');
2253: if (not)
2254: next++;
2255:
2256: if (strcmp(next, "no-output") == 0)
2257: flag = CLIENT_CONTROL_NOOUTPUT;
2258: else if (strcmp(next, "read-only") == 0)
2259: flag = CLIENT_READONLY;
2260: else if (strcmp(next, "ignore-size") == 0)
2261: flag = CLIENT_IGNORESIZE;
1.341 nicm 2262: else if (strcmp(next, "active-pane") == 0)
2263: flag = CLIENT_ACTIVEPANE;
1.337 nicm 2264: else
2265: continue;
2266:
2267: log_debug("client %s set flag %s", c->name, next);
2268: if (not)
2269: c->flags &= ~flag;
2270: else
2271: c->flags |= flag;
2272: }
2273: free(copy);
2274:
2275: }
2276:
1.340 nicm 2277: /* Get client flags. This is only flags useful to show to users. */
1.337 nicm 2278: const char *
2279: server_client_get_flags(struct client *c)
2280: {
2281: static char s[256];
2282:
2283: *s = '\0';
2284: if (c->flags & CLIENT_ATTACHED)
2285: strlcat(s, "attached,", sizeof s);
2286: if (c->flags & CLIENT_CONTROL)
2287: strlcat(s, "control-mode,", sizeof s);
2288: if (c->flags & CLIENT_IGNORESIZE)
2289: strlcat(s, "ignore-size,", sizeof s);
2290: if (c->flags & CLIENT_CONTROL_NOOUTPUT)
2291: strlcat(s, "no-output,", sizeof s);
2292: if (c->flags & CLIENT_READONLY)
2293: strlcat(s, "read-only,", sizeof s);
1.341 nicm 2294: if (c->flags & CLIENT_ACTIVEPANE)
2295: strlcat(s, "active-pane,", sizeof s);
1.337 nicm 2296: if (c->flags & CLIENT_SUSPENDED)
2297: strlcat(s, "suspended,", sizeof s);
2298: if (c->flags & CLIENT_UTF8)
2299: strlcat(s, "UTF-8,", sizeof s);
2300: if (*s != '\0')
2301: s[strlen(s) - 1] = '\0';
2302: return (s);
1.341 nicm 2303: }
2304:
2305: /* Get client window. */
2306: static struct client_window *
2307: server_client_get_client_window(struct client *c, u_int id)
2308: {
2309: struct client_window cw = { .window = id };
2310:
2311: return (RB_FIND(client_windows, &c->windows, &cw));
2312: }
2313:
2314: /* Get client active pane. */
2315: struct window_pane *
2316: server_client_get_pane(struct client *c)
2317: {
2318: struct session *s = c->session;
2319: struct client_window *cw;
2320:
2321: if (s == NULL)
2322: return (NULL);
2323:
2324: if (~c->flags & CLIENT_ACTIVEPANE)
2325: return (s->curw->window->active);
2326: cw = server_client_get_client_window(c, s->curw->window->id);
2327: if (cw == NULL)
2328: return (s->curw->window->active);
2329: return (cw->pane);
2330: }
2331:
2332: /* Set client active pane. */
2333: void
2334: server_client_set_pane(struct client *c, struct window_pane *wp)
2335: {
2336: struct session *s = c->session;
2337: struct client_window *cw;
2338:
2339: if (s == NULL)
2340: return;
2341:
2342: cw = server_client_get_client_window(c, s->curw->window->id);
2343: if (cw == NULL) {
2344: cw = xcalloc(1, sizeof *cw);
2345: cw->window = s->curw->window->id;
2346: RB_INSERT(client_windows, &c->windows, cw);
2347: }
2348: cw->pane = wp;
2349: log_debug("%s pane now %%%u", c->name, wp->id);
2350: }
2351:
2352: /* Remove pane from client lists. */
2353: void
2354: server_client_remove_pane(struct window_pane *wp)
2355: {
2356: struct client *c;
2357: struct window *w = wp->window;
2358: struct client_window *cw;
2359:
2360: TAILQ_FOREACH(c, &clients, entry) {
2361: cw = server_client_get_client_window(c, w->id);
2362: if (cw != NULL && cw->pane == wp) {
2363: RB_REMOVE(client_windows, &c->windows, cw);
2364: free(cw);
2365: }
2366: }
1.1 nicm 2367: }