2009-06-01 22:58:49 +00:00
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/* $OpenBSD$ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <string.h>
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2009-07-14 06:59:06 +00:00
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#include <time.h>
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2009-06-01 22:58:49 +00:00
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#include <unistd.h>
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#include "tmux.h"
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int server_lock_callback(void *, const char *);
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const char **
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server_fill_environ(struct session *s)
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{
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2009-07-10 05:50:54 +00:00
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static const char *env[] = { NULL /* TMUX= */, NULL /* TERM */, NULL };
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static char tmuxvar[MAXPATHLEN + 256], termvar[256];
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2009-06-01 22:58:49 +00:00
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u_int idx;
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if (session_index(s, &idx) != 0)
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fatalx("session not found");
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xsnprintf(tmuxvar, sizeof tmuxvar,
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"TMUX=%s,%ld,%u", socket_path, (long) getpid(), idx);
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env[0] = tmuxvar;
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2009-07-10 05:50:54 +00:00
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xsnprintf(termvar, sizeof termvar,
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"TERM=%s", options_get_string(&s->options, "default-terminal"));
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env[1] = termvar;
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2009-06-01 22:58:49 +00:00
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return (env);
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}
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2009-07-26 12:58:44 +00:00
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void
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server_write_error(struct client *c, const char *msg)
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{
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struct msg_print_data printdata;
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strlcpy(printdata.msg, msg, sizeof printdata.msg);
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server_write_client(c, MSG_ERROR, &printdata, sizeof printdata);
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}
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2009-06-01 22:58:49 +00:00
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void
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server_write_client(
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2009-07-29 14:17:26 +00:00
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struct client *c, enum msgtype type, const void *buf, size_t len)
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2009-06-01 22:58:49 +00:00
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{
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struct hdr hdr;
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2009-08-07 15:39:10 +00:00
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if (c->flags & CLIENT_BAD)
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return;
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2009-06-01 22:58:49 +00:00
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log_debug("writing %d to client %d", type, c->fd);
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hdr.type = type;
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hdr.size = len;
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buffer_write(c->out, &hdr, sizeof hdr);
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if (buf != NULL && len > 0)
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buffer_write(c->out, buf, len);
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}
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void
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server_write_session(
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2009-07-29 14:17:26 +00:00
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struct session *s, enum msgtype type, const void *buf, size_t len)
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2009-06-01 22:58:49 +00:00
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{
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struct client *c;
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u_int i;
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c == NULL || c->session == NULL)
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continue;
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if (c->session == s)
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server_write_client(c, type, buf, len);
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}
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}
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void
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server_redraw_client(struct client *c)
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{
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c->flags |= CLIENT_REDRAW;
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}
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void
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server_status_client(struct client *c)
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{
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c->flags |= CLIENT_STATUS;
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}
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void
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server_redraw_session(struct session *s)
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{
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struct client *c;
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u_int i;
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c == NULL || c->session == NULL)
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continue;
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if (c->session == s)
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server_redraw_client(c);
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}
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}
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void
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server_status_session(struct session *s)
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{
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struct client *c;
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u_int i;
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c == NULL || c->session == NULL)
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continue;
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if (c->session == s)
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server_status_client(c);
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}
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}
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void
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server_redraw_window(struct window *w)
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{
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struct client *c;
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u_int i;
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c == NULL || c->session == NULL)
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continue;
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if (c->session->curw->window == w)
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server_redraw_client(c);
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}
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w->flags |= WINDOW_REDRAW;
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}
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void
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server_status_window(struct window *w)
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{
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struct session *s;
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u_int i;
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/*
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* This is slightly different. We want to redraw the status line of any
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* clients containing this window rather than any where it is the
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* current window.
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*/
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for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
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s = ARRAY_ITEM(&sessions, i);
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if (s != NULL && session_has(s, w))
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server_status_session(s);
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}
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}
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void
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server_lock(void)
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{
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struct client *c;
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u_int i;
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if (server_locked)
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return;
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c == NULL || c->session == NULL)
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continue;
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status_prompt_clear(c);
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2009-07-17 06:13:27 +00:00
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status_prompt_set(c,
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2009-07-17 07:09:46 +00:00
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"Password: ", server_lock_callback, NULL, c, PROMPT_HIDDEN);
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2009-06-01 22:58:49 +00:00
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server_redraw_client(c);
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}
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server_locked = 1;
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}
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int
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server_lock_callback(unused void *data, const char *s)
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{
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return (server_unlock(s));
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}
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int
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server_unlock(const char *s)
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{
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struct client *c;
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u_int i;
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char *out;
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if (!server_locked)
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return (0);
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server_activity = time(NULL);
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if (server_password != NULL) {
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if (s == NULL)
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return (-1);
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out = crypt(s, server_password);
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if (strcmp(out, server_password) != 0)
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goto wrong;
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}
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c == NULL)
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continue;
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status_prompt_clear(c);
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server_redraw_client(c);
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}
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server_locked = 0;
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2009-07-20 14:37:51 +00:00
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password_failures = 0;
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2009-06-01 22:58:49 +00:00
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return (0);
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wrong:
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2009-07-20 14:37:51 +00:00
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password_failures++;
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2009-06-01 22:58:49 +00:00
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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2009-07-26 12:58:44 +00:00
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if (c == NULL || c->prompt_buffer == NULL)
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2009-06-01 22:58:49 +00:00
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continue;
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*c->prompt_buffer = '\0';
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c->prompt_index = 0;
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2009-07-20 14:37:51 +00:00
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server_redraw_client(c);
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2009-06-01 22:58:49 +00:00
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}
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return (-1);
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}
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2009-07-17 20:37:03 +00:00
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void
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server_kill_window(struct window *w)
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{
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struct session *s;
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struct winlink *wl;
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struct client *c;
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u_int i, j;
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int destroyed;
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for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
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s = ARRAY_ITEM(&sessions, i);
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if (s == NULL || !session_has(s, w))
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continue;
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if ((wl = winlink_find_by_window(&s->windows, w)) == NULL)
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continue;
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destroyed = session_detach(s, wl);
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for (j = 0; j < ARRAY_LENGTH(&clients); j++) {
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c = ARRAY_ITEM(&clients, j);
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if (c == NULL || c->session != s)
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continue;
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if (destroyed) {
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c->session = NULL;
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server_write_client(c, MSG_EXIT, NULL, 0);
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} else
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server_redraw_client(c);
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}
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}
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recalculate_sizes();
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}
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