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tmux/tty-keys.c

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Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
/* $OpenBSD$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/time.h>
#include <string.h>
Detect backspace by looking at termios VERASE and translate it into \177 (which matches screen's behaviour if not its termcap/terminfo entry). The terminfo kbs cap is often wrong or missing so it can't be used, and just assuming \177 may be wrong.
2009-07-26 21:42:08 +00:00
#include <termios.h>
#include <unistd.h>
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
#include "tmux.h"
As we always put the cursor keys into application mode, assume keys sent with CSI have ctrl. Also add a couple of comments.
2009-10-26 13:58:02 +00:00
/*
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
* Handle keys input from the outside terminal. tty_keys[] is a base table of
* supported keys which are looked up in terminfo(5) and translated into a
* ternary tree (a binary tree of binary trees).
As we always put the cursor keys into application mode, assume keys sent with CSI have ctrl. Also add a couple of comments.
2009-10-26 13:58:02 +00:00
*/
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
void tty_keys_add1(struct tty_key **, const char *, int);
void tty_keys_add(struct tty *, const char *, int);
void tty_keys_free1(struct tty_key *);
struct tty_key *tty_keys_find1(
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
struct tty_key *, const char *, size_t, size_t *);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
struct tty_key *tty_keys_find(struct tty *, const char *, size_t, size_t *);
void tty_keys_callback(int, short, void *);
Constify buf.
2009-11-09 11:45:10 +00:00
int tty_keys_mouse(
const char *, size_t, size_t *, struct mouse_event *);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
struct tty_key_ent {
enum tty_code_code code;
const char *string;
int key;
int flags;
Twiddling the last bit is an rxvtism, so do not support it in the table by default.
2009-11-10 17:59:34 +00:00
#define TTYKEY_RAW 0x1
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
};
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
/*
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
* Default key tables. Those flagged with TTYKEY_RAW are inserted directly,
Twiddling the last bit is an rxvtism, so do not support it in the table by default.
2009-11-10 17:59:34 +00:00
* otherwise they are looked up in terminfo(5).
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
*/
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
struct tty_key_ent tty_keys[] = {
/*
Tidy up table.
2009-10-26 13:41:46 +00:00
* Numeric keypad. Just use the vt100 escape sequences here and always
* put the terminal into keypad_xmit mode. Translation of numbers
* mode/applications mode is done in input-keys.c.
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
*/
Allow keys to be replaced and reorder the table so that terminfo-defined keys (or terminal-overrides) take precedence over internally defined.
2009-12-17 17:39:56 +00:00
{ 0, "\033Oo", KEYC_KP_SLASH, TTYKEY_RAW },
{ 0, "\033Oj", KEYC_KP_STAR, TTYKEY_RAW },
{ 0, "\033Om", KEYC_KP_MINUS, TTYKEY_RAW },
{ 0, "\033Ow", KEYC_KP_SEVEN, TTYKEY_RAW },
{ 0, "\033Ox", KEYC_KP_EIGHT, TTYKEY_RAW },
{ 0, "\033Oy", KEYC_KP_NINE, TTYKEY_RAW },
{ 0, "\033Ok", KEYC_KP_PLUS, TTYKEY_RAW },
{ 0, "\033Ot", KEYC_KP_FOUR, TTYKEY_RAW },
{ 0, "\033Ou", KEYC_KP_FIVE, TTYKEY_RAW },
{ 0, "\033Ov", KEYC_KP_SIX, TTYKEY_RAW },
{ 0, "\033Oq", KEYC_KP_ONE, TTYKEY_RAW },
{ 0, "\033Or", KEYC_KP_TWO, TTYKEY_RAW },
{ 0, "\033Os", KEYC_KP_THREE, TTYKEY_RAW },
{ 0, "\033OM", KEYC_KP_ENTER, TTYKEY_RAW },
{ 0, "\033Op", KEYC_KP_ZERO, TTYKEY_RAW },
{ 0, "\033On", KEYC_KP_PERIOD, TTYKEY_RAW },
Support the (mostly new) function key+modifier caps (kIC-kIC7). Most of these will be caught (soon) by the xterm keys code in xterm itself but some other descriptions such as rxvt define them as well.
2009-10-26 16:00:51 +00:00
Allow keys to be replaced and reorder the table so that terminfo-defined keys (or terminal-overrides) take precedence over internally defined.
2009-12-17 17:39:56 +00:00
/* Arrow keys. */
{ 0, "\033OA", KEYC_UP, TTYKEY_RAW },
{ 0, "\033OB", KEYC_DOWN, TTYKEY_RAW },
{ 0, "\033OC", KEYC_RIGHT, TTYKEY_RAW },
{ 0, "\033OD", KEYC_LEFT, TTYKEY_RAW },
{ 0, "\033[A", KEYC_UP, TTYKEY_RAW },
{ 0, "\033[B", KEYC_DOWN, TTYKEY_RAW },
{ 0, "\033[C", KEYC_RIGHT, TTYKEY_RAW },
{ 0, "\033[D", KEYC_LEFT, TTYKEY_RAW },
Support rxvt-style keys again, but this time: support all the variations, put them in as raw escape sequences rather than fiddling with the values from terminfo, put them /after/ the terminfo values so the latter take precedence.
2009-11-12 08:01:02 +00:00
/* rxvt-style arrow + modifier keys. */
{ 0, "\033Oa", KEYC_UP|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033Ob", KEYC_DOWN|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033Oc", KEYC_RIGHT|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033Od", KEYC_LEFT|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[a", KEYC_UP|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[b", KEYC_DOWN|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[c", KEYC_RIGHT|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[d", KEYC_LEFT|KEYC_SHIFT, TTYKEY_RAW },
/*
* rxvt-style function + modifier keys:
* Ctrl = ^, Shift = $, Ctrl+Shift = @
*/
{ 0, "\033[11^", KEYC_F1|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[12^", KEYC_F2|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[13^", KEYC_F3|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[14^", KEYC_F4|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[15^", KEYC_F5|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[17^", KEYC_F6|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[18^", KEYC_F7|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[19^", KEYC_F8|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[20^", KEYC_F9|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[21^", KEYC_F10|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[23^", KEYC_F11|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[24^", KEYC_F12|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[25^", KEYC_F13|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[26^", KEYC_F14|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[28^", KEYC_F15|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[29^", KEYC_F16|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[31^", KEYC_F17|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[32^", KEYC_F18|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[33^", KEYC_F19|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[34^", KEYC_F20|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[2^", KEYC_IC|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[3^", KEYC_DC|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[7^", KEYC_HOME|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[8^", KEYC_END|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[6^", KEYC_NPAGE|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[5^", KEYC_PPAGE|KEYC_CTRL, TTYKEY_RAW },
{ 0, "\033[11$", KEYC_F1|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[12$", KEYC_F2|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[13$", KEYC_F3|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[14$", KEYC_F4|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[15$", KEYC_F5|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[17$", KEYC_F6|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[18$", KEYC_F7|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[19$", KEYC_F8|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[20$", KEYC_F9|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[21$", KEYC_F10|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[23$", KEYC_F11|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[24$", KEYC_F12|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[25$", KEYC_F13|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[26$", KEYC_F14|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[28$", KEYC_F15|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[29$", KEYC_F16|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[31$", KEYC_F17|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[32$", KEYC_F18|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[33$", KEYC_F19|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[34$", KEYC_F20|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[2$", KEYC_IC|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[3$", KEYC_DC|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[7$", KEYC_HOME|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[8$", KEYC_END|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[6$", KEYC_NPAGE|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[5$", KEYC_PPAGE|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[11@", KEYC_F1|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[12@", KEYC_F2|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[13@", KEYC_F3|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[14@", KEYC_F4|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[15@", KEYC_F5|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[17@", KEYC_F6|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[18@", KEYC_F7|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[19@", KEYC_F8|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[20@", KEYC_F9|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[21@", KEYC_F10|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[23@", KEYC_F11|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[24@", KEYC_F12|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[25@", KEYC_F13|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[26@", KEYC_F14|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[28@", KEYC_F15|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[29@", KEYC_F16|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[31@", KEYC_F17|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[32@", KEYC_F18|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[33@", KEYC_F19|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[34@", KEYC_F20|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[2@", KEYC_IC|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[3@", KEYC_DC|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[7@", KEYC_HOME|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[8@", KEYC_END|KEYC_CTRL|KEYC_SHIFT, TTYKEY_RAW },
{ 0, "\033[6@", KEYC_NPAGE|KEYC_CTRL|KEYC_SHIFT,TTYKEY_RAW },
{ 0, "\033[5@", KEYC_PPAGE|KEYC_CTRL|KEYC_SHIFT,TTYKEY_RAW },
Allow keys to be replaced and reorder the table so that terminfo-defined keys (or terminal-overrides) take precedence over internally defined.
2009-12-17 17:39:56 +00:00
/* terminfo lookups below this line so they can override raw keys. */
/* Function keys. */
{ TTYC_KF1, NULL, KEYC_F1, 0 },
{ TTYC_KF2, NULL, KEYC_F2, 0 },
{ TTYC_KF3, NULL, KEYC_F3, 0 },
{ TTYC_KF4, NULL, KEYC_F4, 0 },
{ TTYC_KF5, NULL, KEYC_F5, 0 },
{ TTYC_KF6, NULL, KEYC_F6, 0 },
{ TTYC_KF7, NULL, KEYC_F7, 0 },
{ TTYC_KF8, NULL, KEYC_F8, 0 },
{ TTYC_KF9, NULL, KEYC_F9, 0 },
{ TTYC_KF10, NULL, KEYC_F10, 0 },
{ TTYC_KF11, NULL, KEYC_F11, 0 },
{ TTYC_KF12, NULL, KEYC_F12, 0 },
{ TTYC_KF13, NULL, KEYC_F13, 0 },
{ TTYC_KF14, NULL, KEYC_F14, 0 },
{ TTYC_KF15, NULL, KEYC_F15, 0 },
{ TTYC_KF16, NULL, KEYC_F16, 0 },
{ TTYC_KF17, NULL, KEYC_F17, 0 },
{ TTYC_KF18, NULL, KEYC_F18, 0 },
{ TTYC_KF19, NULL, KEYC_F19, 0 },
{ TTYC_KF20, NULL, KEYC_F20, 0 },
{ TTYC_KICH1, NULL, KEYC_IC, 0 },
{ TTYC_KDCH1, NULL, KEYC_DC, 0 },
{ TTYC_KHOME, NULL, KEYC_HOME, 0 },
{ TTYC_KEND, NULL, KEYC_END, 0 },
{ TTYC_KNP, NULL, KEYC_NPAGE, 0 },
{ TTYC_KPP, NULL, KEYC_PPAGE, 0 },
{ TTYC_KCBT, NULL, KEYC_BTAB, 0 },
/* Arrow keys from terminfo. */
{ TTYC_KCUU1, NULL, KEYC_UP, 0 },
{ TTYC_KCUD1, NULL, KEYC_DOWN, 0 },
{ TTYC_KCUB1, NULL, KEYC_LEFT, 0 },
{ TTYC_KCUF1, NULL, KEYC_RIGHT, 0 },
/* Key and modifier capabilities. */
{ TTYC_KDC2, NULL, KEYC_DC|KEYC_SHIFT, 0 },
{ TTYC_KDC3, NULL, KEYC_DC|KEYC_ESCAPE, 0 },
{ TTYC_KDC4, NULL, KEYC_DC|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KDC5, NULL, KEYC_DC|KEYC_CTRL, 0 },
{ TTYC_KDC6, NULL, KEYC_DC|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KDC7, NULL, KEYC_DC|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KDN2, NULL, KEYC_DOWN|KEYC_SHIFT, 0 },
{ TTYC_KDN3, NULL, KEYC_DOWN|KEYC_ESCAPE, 0 },
{ TTYC_KDN4, NULL, KEYC_DOWN|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KDN5, NULL, KEYC_DOWN|KEYC_CTRL, 0 },
{ TTYC_KDN6, NULL, KEYC_DOWN|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KDN7, NULL, KEYC_DOWN|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KEND2, NULL, KEYC_END|KEYC_SHIFT, 0 },
{ TTYC_KEND3, NULL, KEYC_END|KEYC_ESCAPE, 0 },
{ TTYC_KEND4, NULL, KEYC_END|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KEND5, NULL, KEYC_END|KEYC_CTRL, 0 },
{ TTYC_KEND6, NULL, KEYC_END|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KEND7, NULL, KEYC_END|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KHOM2, NULL, KEYC_HOME|KEYC_SHIFT, 0 },
{ TTYC_KHOM3, NULL, KEYC_HOME|KEYC_ESCAPE, 0 },
{ TTYC_KHOM4, NULL, KEYC_HOME|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KHOM5, NULL, KEYC_HOME|KEYC_CTRL, 0 },
{ TTYC_KHOM6, NULL, KEYC_HOME|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KHOM7, NULL, KEYC_HOME|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KIC2, NULL, KEYC_IC|KEYC_SHIFT, 0 },
{ TTYC_KIC3, NULL, KEYC_IC|KEYC_ESCAPE, 0 },
{ TTYC_KIC4, NULL, KEYC_IC|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KIC5, NULL, KEYC_IC|KEYC_CTRL, 0 },
{ TTYC_KIC6, NULL, KEYC_IC|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KIC7, NULL, KEYC_IC|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KLFT2, NULL, KEYC_LEFT|KEYC_SHIFT, 0 },
{ TTYC_KLFT3, NULL, KEYC_LEFT|KEYC_ESCAPE, 0 },
{ TTYC_KLFT4, NULL, KEYC_LEFT|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KLFT5, NULL, KEYC_LEFT|KEYC_CTRL, 0 },
{ TTYC_KLFT6, NULL, KEYC_LEFT|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KLFT7, NULL, KEYC_LEFT|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KNXT2, NULL, KEYC_NPAGE|KEYC_SHIFT, 0 },
{ TTYC_KNXT3, NULL, KEYC_NPAGE|KEYC_ESCAPE, 0 },
{ TTYC_KNXT4, NULL, KEYC_NPAGE|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KNXT5, NULL, KEYC_NPAGE|KEYC_CTRL, 0 },
{ TTYC_KNXT6, NULL, KEYC_NPAGE|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KNXT7, NULL, KEYC_NPAGE|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KPRV2, NULL, KEYC_PPAGE|KEYC_SHIFT, 0 },
{ TTYC_KPRV3, NULL, KEYC_PPAGE|KEYC_ESCAPE, 0 },
{ TTYC_KPRV4, NULL, KEYC_PPAGE|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KPRV5, NULL, KEYC_PPAGE|KEYC_CTRL, 0 },
{ TTYC_KPRV6, NULL, KEYC_PPAGE|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KPRV7, NULL, KEYC_PPAGE|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KRIT2, NULL, KEYC_RIGHT|KEYC_SHIFT, 0 },
{ TTYC_KRIT3, NULL, KEYC_RIGHT|KEYC_ESCAPE, 0 },
{ TTYC_KRIT4, NULL, KEYC_RIGHT|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KRIT5, NULL, KEYC_RIGHT|KEYC_CTRL, 0 },
{ TTYC_KRIT6, NULL, KEYC_RIGHT|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KRIT7, NULL, KEYC_RIGHT|KEYC_ESCAPE|KEYC_CTRL, 0 },
{ TTYC_KUP2, NULL, KEYC_UP|KEYC_SHIFT, 0 },
{ TTYC_KUP3, NULL, KEYC_UP|KEYC_ESCAPE, 0 },
{ TTYC_KUP4, NULL, KEYC_UP|KEYC_SHIFT|KEYC_ESCAPE, 0 },
{ TTYC_KUP5, NULL, KEYC_UP|KEYC_CTRL, 0 },
{ TTYC_KUP6, NULL, KEYC_UP|KEYC_SHIFT|KEYC_CTRL, 0 },
{ TTYC_KUP7, NULL, KEYC_UP|KEYC_ESCAPE|KEYC_CTRL, 0 },
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
};
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
void
tty_keys_add(struct tty *tty, const char *s, int key)
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
{
Allow keys to be replaced and reorder the table so that terminfo-defined keys (or terminal-overrides) take precedence over internally defined.
2009-12-17 17:39:56 +00:00
struct tty_key *tk;
size_t size;
const char *keystr;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
Allow keys to be replaced and reorder the table so that terminfo-defined keys (or terminal-overrides) take precedence over internally defined.
2009-12-17 17:39:56 +00:00
keystr = key_string_lookup_key(key);
if ((tk = tty_keys_find(tty, s, strlen(s), &size)) == NULL) {
log_debug("new key %s: 0x%x (%s)", s, key, keystr);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
tty_keys_add1(&tty->key_tree, s, key);
Allow keys to be replaced and reorder the table so that terminfo-defined keys (or terminal-overrides) take precedence over internally defined.
2009-12-17 17:39:56 +00:00
} else {
log_debug("replacing key %s: 0x%x (%s)", s, key, keystr);
tk->key = key;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
}
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Add next node to the tree. */
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
void
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
tty_keys_add1(struct tty_key **tkp, const char *s, int key)
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
{
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
struct tty_key *tk;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Allocate a tree entry if there isn't one already. */
tk = *tkp;
if (tk == NULL) {
tk = *tkp = xcalloc(1, sizeof *tk);
tk->ch = *s;
tk->key = KEYC_NONE;
}
/* Find the next entry. */
if (*s == tk->ch) {
/* Move forward in string. */
s++;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* If this is the end of the string, no more is necessary. */
if (*s == '\0') {
tk->key = key;
return;
}
/* Use the child tree for the next character. */
tkp = &tk->next;
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
} else {
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
if (*s < tk->ch)
tkp = &tk->left;
else if (*s > tk->ch)
tkp = &tk->right;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* And recurse to add it. */
tty_keys_add1(tkp, s, key);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Initialise a key tree from the table. */
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
void
tty_keys_init(struct tty *tty)
{
struct tty_key_ent *tke;
u_int i;
const char *s;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
tty->key_tree = NULL;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
for (i = 0; i < nitems(tty_keys); i++) {
tke = &tty_keys[i];
if (tke->flags & TTYKEY_RAW)
s = tke->string;
else {
if (!tty_term_has(tty->term, tke->code))
continue;
s = tty_term_string(tty->term, tke->code);
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
if (s[0] != '\033' || s[1] == '\0')
continue;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Key flags are only used for initialisation so they are not needed in the main tty_key struct.
2009-11-05 10:44:36 +00:00
tty_keys_add(tty, s + 1, tke->key);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Free the entire key tree. */
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
void
tty_keys_free(struct tty *tty)
{
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
tty_keys_free1(tty->key_tree);
}
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Free a single key. */
void
tty_keys_free1(struct tty_key *tk)
{
if (tk->next != NULL)
tty_keys_free1(tk->next);
if (tk->left != NULL)
tty_keys_free1(tk->left);
if (tk->right != NULL)
tty_keys_free1(tk->right);
xfree(tk);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Lookup a key in the tree. */
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
struct tty_key *
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
tty_keys_find(struct tty *tty, const char *buf, size_t len, size_t *size)
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
{
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
*size = 0;
return (tty_keys_find1(tty->key_tree, buf, len, size));
}
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Find the next node. */
struct tty_key *
tty_keys_find1(struct tty_key *tk, const char *buf, size_t len, size_t *size)
{
/* If the node is NULL, this is the end of the tree. No match. */
if (tk == NULL)
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
return (NULL);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Pick the next in the sequence. */
if (tk->ch == *buf) {
/* Move forward in the string. */
buf++; len--;
(*size)++;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* At the end of the string, return the current node. */
Accept a full key match (not a partial) even if there is data left in the buffer.
2010-03-22 19:03:52 +00:00
if (len == 0 || (tk->next == NULL && tk->key != KEYC_NONE))
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
return (tk);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Move into the next tree for the following character. */
tk = tk->next;
} else {
if (*buf < tk->ch)
tk = tk->left;
else if (*buf > tk->ch)
tk = tk->right;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Move to the next in the tree. */
return (tty_keys_find1(tk, buf, len, size));
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/*
* Process at least one key in the buffer and invoke tty->key_callback. Return
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
* 0 if there are no further keys, or 1 if there could be more in the buffer.
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
*/
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
int
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
tty_keys_next(struct tty *tty)
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
{
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
struct tty_key *tk;
struct timeval tv;
struct mouse_event mouse;
Constify buf.
2009-11-09 11:45:10 +00:00
const char *buf;
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
size_t len, size;
cc_t bspace;
New server option, escape-time, to set the timeout used to detect if escapes are alone or part of a function key or meta sequence.
2009-12-14 10:43:41 +00:00
int key, delay;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch tty fds over to a bufferevent.
2009-11-04 21:47:42 +00:00
buf = EVBUFFER_DATA(tty->event->input);
len = EVBUFFER_LENGTH(tty->event->input);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
if (len == 0)
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
return (0);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
log_debug("keys are %zu (%.*s)", len, (int) len, buf);
/* If a normal key, return it. */
if (*buf != '\033') {
The input key should be a u_char. Fixes top-bit-set input problem reported by ajacoutot@.
2009-11-09 14:40:06 +00:00
key = (u_char) *buf;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
evbuffer_drain(tty->event->input, 1);
Detect backspace by looking at termios VERASE and translate it into \177 (which matches screen's behaviour if not its termcap/terminfo entry). The terminfo kbs cap is often wrong or missing so it can't be used, and just assuming \177 may be wrong.
2009-07-26 21:42:08 +00:00
/*
* Check for backspace key using termios VERASE - the terminfo
* kbs entry is extremely unreliable, so cannot be safely
* used. termios should have a better idea.
*/
bspace = tty->tio.c_cc[VERASE];
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
if (bspace != _POSIX_VDISABLE && key == bspace)
key = KEYC_BSPACE;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
goto handle_key;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Look for mice and xterm keys before standard function keys as they are less likely to be partial versions.
2009-12-01 07:59:40 +00:00
/* Is this a mouse key press? */
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
switch (tty_keys_mouse(buf, len, &size, &mouse)) {
case 0: /* yes */
Switch tty fds over to a bufferevent.
2009-11-04 21:47:42 +00:00
evbuffer_drain(tty->event->input, size);
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
key = KEYC_MOUSE;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
goto handle_key;
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
case -1: /* no, or not valid */
Continue rather than returning if not a mouse key, to avoid hanging on any function key...
2009-11-26 22:26:51 +00:00
break;
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
case 1: /* partial */
goto partial_key;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Look for mice and xterm keys before standard function keys as they are less likely to be partial versions.
2009-12-01 07:59:40 +00:00
/* Try to parse a key with an xterm-style modifier. */
Handle partial xterm function key sequences.
2009-11-30 16:44:03 +00:00
switch (xterm_keys_find(buf, len, &size, &key)) {
case 0: /* found */
Switch tty fds over to a bufferevent.
2009-11-04 21:47:42 +00:00
evbuffer_drain(tty->event->input, size);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
goto handle_key;
Handle partial xterm function key sequences.
2009-11-30 16:44:03 +00:00
case -1: /* not found */
break;
case 1:
goto partial_key;
Rewrite xterm-keys code (both input and output) so that works (doesn't always output the same modifiers, accepts all the possible input keys) and is more understandable.
2009-10-26 17:46:33 +00:00
}
Look for mice and xterm keys before standard function keys as they are less likely to be partial versions.
2009-12-01 07:59:40 +00:00
/* Look for matching key string and return if found. */
tk = tty_keys_find(tty, buf + 1, len - 1, &size);
if (tk != NULL) {
key = tk->key;
goto found_key;
}
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
/* Skip the escape. */
buf++;
len--;
/* Is there a normal key following? */
if (len != 0 && *buf != '\033') {
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
key = *buf | KEYC_ESCAPE;
evbuffer_drain(tty->event->input, 2);
goto handle_key;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
/* Or a key string? */
if (len > 1) {
tk = tty_keys_find(tty, buf + 1, len - 1, &size);
if (tk != NULL) {
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
key = tk->key | KEYC_ESCAPE;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
size++; /* include escape */
goto found_key;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Escape and then nothing useful - fall through. */
partial_key:
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
/*
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
* Escape but no key string. If have already seen an escape, then the
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
* timer must have expired, so give up waiting and send the escape.
*/
if (tty->flags & TTY_ESCAPE) {
evbuffer_drain(tty->event->input, 1);
key = '\033';
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
goto handle_key;
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
}
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Fall through to start the timer. */
start_timer:
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
/* Start the timer and wait for expiry or more data. */
New server option, escape-time, to set the timeout used to detect if escapes are alone or part of a function key or meta sequence.
2009-12-14 10:43:41 +00:00
delay = options_get_number(&global_options, "escape-time");
tv.tv_sec = delay / 1000;
tv.tv_usec = (delay % 1000) * 1000L;
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
evtimer_del(&tty->key_timer);
evtimer_set(&tty->key_timer, tty_keys_callback, tty);
evtimer_add(&tty->key_timer, &tv);
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
tty->flags |= TTY_ESCAPE;
return (0);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
found_key:
if (tk->next != NULL) {
/* Partial key. Start the timer if not already expired. */
if (!(tty->flags & TTY_ESCAPE))
goto start_timer;
/* Otherwise, if no key, send the escape alone. */
if (tk->key == KEYC_NONE)
goto partial_key;
/* Or fall through to send the partial key found. */
}
evbuffer_drain(tty->event->input, size + 1);
goto handle_key;
handle_key:
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
evtimer_del(&tty->key_timer);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
tty->key_callback(key, &mouse, tty->key_data);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
tty->flags &= ~TTY_ESCAPE;
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
return (1);
}
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
/* Key timer callback. */
Remove a couple of unused arguments where possible, and add /* ARGSUSED */ to the rest to reduce lint output.
2009-11-26 21:37:13 +00:00
/* ARGSUSED */
Switch tty key input over to happen on a read event. This is a bit more complicated because of escape input, but in that case instead of processing a key immediately, schedule a timer and reprocess the bufer when it expires. This currently assumes that keys will be atomic (ie that if eg F1 is pressed the entire sequence is present in the buffer). This is usually but not always true, a change in the tree format so it can differentiate potential (partial) key sequences will happens soon and will allow this to be fixed.
2009-11-05 08:45:08 +00:00
void
tty_keys_callback(unused int fd, unused short events, void *data)
{
struct tty *tty = data;
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
if (!(tty->flags & TTY_ESCAPE))
return;
while (tty_keys_next(tty))
;
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
/*
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
* Handle mouse key input. Returns 0 for success, -1 for failure, 1 for partial
* (probably a mouse sequence but need more data).
*/
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
int
Constify buf.
2009-11-09 11:45:10 +00:00
tty_keys_mouse(const char *buf, size_t len, size_t *size, struct mouse_event *m)
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
{
/*
* Mouse sequences are \033[M followed by three characters indicating
* buttons, X and Y, all based at 32 with 1,1 top-left.
*/
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
*size = 0;
if (buf[0] != '\033')
return (-1);
if (len == 1)
return (1);
if (buf[1] != '[')
return (-1);
if (len == 2)
return (1);
Massive spaces->tabs and trailing whitespace cleanup, hopefully for the last time now I've configured emacs to make them displayed in really annoying colours...
2009-12-03 22:50:09 +00:00
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
if (buf[2] != 'M')
return (-1);
if (len == 3)
return (1);
if (len < 6)
return (1);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
*size = 6;
When the mode-mouse option is on, support dragging to make a selection in copy mode. Also support the scroll wheel, although xterm strangely does not ignore it in application mouse mode, causing redraw artifacts when scrolling up (other terminals appear to be better behaved).
2010-05-31 19:51:29 +00:00
log_debug(
"mouse input: %.6s (%hhu,%hhu/%hhu)", buf, buf[4], buf[5], buf[3]);
Switch the tty key tree over to an (unbalanced) ternary tree which allows partial matches to be done (they wait for further data or a timer to expire, like a naked escape). Mouse and xterm-style keys still expect to be atomic.
2009-11-05 19:29:41 +00:00
Clean up by introducing a wrapper struct for mouse clicks rather than passing three u_chars around. As a side-effect this fixes incorrectly rejecting high cursor positions (because it was comparing them as signed char), reported by Tom Doherty.
2009-10-11 07:01:10 +00:00
m->b = buf[3];
m->x = buf[4];
m->y = buf[5];
if (m->b < 32 || m->x < 33 || m->y < 33)
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
return (-1);
Clean up by introducing a wrapper struct for mouse clicks rather than passing three u_chars around. As a side-effect this fixes incorrectly rejecting high cursor positions (because it was comparing them as signed char), reported by Tom Doherty.
2009-10-11 07:01:10 +00:00
m->b -= 32;
m->x -= 33;
m->y -= 33;
Handle the possibility of partial mouse reads, and fix a comment while here.
2009-11-26 15:14:03 +00:00
return (0);
Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
2009-06-01 22:58:49 +00:00
}
Reference in New Issue Copy Permalink