diff options
Diffstat (limited to 'tty-keys.c')
| -rw-r--r-- | tty-keys.c | 341 |
1 files changed, 250 insertions, 91 deletions
@@ -55,8 +55,11 @@ static int tty_keys_clipboard(struct tty *, const char *, size_t, size_t *); static int tty_keys_device_attributes(struct tty *, const char *, size_t, size_t *); +static int tty_keys_device_attributes2(struct tty *, const char *, size_t, + size_t *); static int tty_keys_extended_device_attributes(struct tty *, const char *, size_t, size_t *); +static int tty_keys_colours(struct tty *, const char *, size_t, size_t *); /* A key tree entry. */ struct tty_key { @@ -126,7 +129,7 @@ static const struct tty_default_key_raw tty_default_raw_keys[] = { { "\033\033[C", KEYC_RIGHT|KEYC_CURSOR|KEYC_META }, { "\033\033[D", KEYC_LEFT|KEYC_CURSOR|KEYC_META }, - /* Other (xterm) "cursor" keys. */ + /* Other xterm keys. */ { "\033OH", KEYC_HOME }, { "\033OF", KEYC_END }, @@ -139,7 +142,7 @@ static const struct tty_default_key_raw tty_default_raw_keys[] = { { "\033\033[H", KEYC_HOME|KEYC_META|KEYC_IMPLIED_META }, { "\033\033[F", KEYC_END|KEYC_META|KEYC_IMPLIED_META }, - /* rxvt-style arrow + modifier keys. */ + /* rxvt arrow keys. */ { "\033Oa", KEYC_UP|KEYC_CTRL }, { "\033Ob", KEYC_DOWN|KEYC_CTRL }, { "\033Oc", KEYC_RIGHT|KEYC_CTRL }, @@ -150,7 +153,31 @@ static const struct tty_default_key_raw tty_default_raw_keys[] = { { "\033[c", KEYC_RIGHT|KEYC_SHIFT }, { "\033[d", KEYC_LEFT|KEYC_SHIFT }, - /* rxvt-style function + modifier keys (C = ^, S = $, C-S = @). */ + /* rxvt function keys. */ + { "\033[11~", KEYC_F1 }, + { "\033[12~", KEYC_F2 }, + { "\033[13~", KEYC_F3 }, + { "\033[14~", KEYC_F4 }, + { "\033[15~", KEYC_F5 }, + { "\033[17~", KEYC_F6 }, + { "\033[18~", KEYC_F7 }, + { "\033[19~", KEYC_F8 }, + { "\033[20~", KEYC_F9 }, + { "\033[21~", KEYC_F10 }, + + { "\033[23~", KEYC_F1|KEYC_SHIFT }, + { "\033[24~", KEYC_F2|KEYC_SHIFT }, + { "\033[25~", KEYC_F3|KEYC_SHIFT }, + { "\033[26~", KEYC_F4|KEYC_SHIFT }, + { "\033[28~", KEYC_F5|KEYC_SHIFT }, + { "\033[29~", KEYC_F6|KEYC_SHIFT }, + { "\033[31~", KEYC_F7|KEYC_SHIFT }, + { "\033[32~", KEYC_F8|KEYC_SHIFT }, + { "\033[33~", KEYC_F9|KEYC_SHIFT }, + { "\033[34~", KEYC_F10|KEYC_SHIFT }, + { "\033[23$", KEYC_F11|KEYC_SHIFT }, + { "\033[24$", KEYC_F12|KEYC_SHIFT }, + { "\033[11^", KEYC_F1|KEYC_CTRL }, { "\033[12^", KEYC_F2|KEYC_CTRL }, { "\033[13^", KEYC_F3|KEYC_CTRL }, @@ -163,31 +190,6 @@ static const struct tty_default_key_raw tty_default_raw_keys[] = { { "\033[21^", KEYC_F10|KEYC_CTRL }, { "\033[23^", KEYC_F11|KEYC_CTRL }, { "\033[24^", KEYC_F12|KEYC_CTRL }, - { "\033[2^", KEYC_IC|KEYC_CTRL }, - { "\033[3^", KEYC_DC|KEYC_CTRL }, - { "\033[7^", KEYC_HOME|KEYC_CTRL }, - { "\033[8^", KEYC_END|KEYC_CTRL }, - { "\033[6^", KEYC_NPAGE|KEYC_CTRL }, - { "\033[5^", KEYC_PPAGE|KEYC_CTRL }, - - { "\033[11$", KEYC_F1|KEYC_SHIFT }, - { "\033[12$", KEYC_F2|KEYC_SHIFT }, - { "\033[13$", KEYC_F3|KEYC_SHIFT }, - { "\033[14$", KEYC_F4|KEYC_SHIFT }, - { "\033[15$", KEYC_F5|KEYC_SHIFT }, - { "\033[17$", KEYC_F6|KEYC_SHIFT }, - { "\033[18$", KEYC_F7|KEYC_SHIFT }, - { "\033[19$", KEYC_F8|KEYC_SHIFT }, - { "\033[20$", KEYC_F9|KEYC_SHIFT }, - { "\033[21$", KEYC_F10|KEYC_SHIFT }, - { "\033[23$", KEYC_F11|KEYC_SHIFT }, - { "\033[24$", KEYC_F12|KEYC_SHIFT }, - { "\033[2$", KEYC_IC|KEYC_SHIFT }, - { "\033[3$", KEYC_DC|KEYC_SHIFT }, - { "\033[7$", KEYC_HOME|KEYC_SHIFT }, - { "\033[8$", KEYC_END|KEYC_SHIFT }, - { "\033[6$", KEYC_NPAGE|KEYC_SHIFT }, - { "\033[5$", KEYC_PPAGE|KEYC_SHIFT }, { "\033[11@", KEYC_F1|KEYC_CTRL|KEYC_SHIFT }, { "\033[12@", KEYC_F2|KEYC_CTRL|KEYC_SHIFT }, @@ -201,12 +203,6 @@ static const struct tty_default_key_raw tty_default_raw_keys[] = { { "\033[21@", KEYC_F10|KEYC_CTRL|KEYC_SHIFT }, { "\033[23@", KEYC_F11|KEYC_CTRL|KEYC_SHIFT }, { "\033[24@", KEYC_F12|KEYC_CTRL|KEYC_SHIFT }, - { "\033[2@", KEYC_IC|KEYC_CTRL|KEYC_SHIFT }, - { "\033[3@", KEYC_DC|KEYC_CTRL|KEYC_SHIFT }, - { "\033[7@", KEYC_HOME|KEYC_CTRL|KEYC_SHIFT }, - { "\033[8@", KEYC_END|KEYC_CTRL|KEYC_SHIFT }, - { "\033[6@", KEYC_NPAGE|KEYC_CTRL|KEYC_SHIFT }, - { "\033[5@", KEYC_PPAGE|KEYC_CTRL|KEYC_SHIFT }, /* Focus tracking. */ { "\033[I", KEYC_FOCUS_IN }, @@ -215,6 +211,9 @@ static const struct tty_default_key_raw tty_default_raw_keys[] = { /* Paste keys. */ { "\033[200~", KEYC_PASTE_START }, { "\033[201~", KEYC_PASTE_END }, + + /* Extended keys. */ + { "\033[1;5Z", '\011'|KEYC_CTRL|KEYC_SHIFT }, }; /* Default xterm keys. */ @@ -688,7 +687,7 @@ tty_keys_next(struct tty *tty) goto partial_key; } - /* Is this a device attributes response? */ + /* Is this a primary device attributes response? */ switch (tty_keys_device_attributes(tty, buf, len, &size)) { case 0: /* yes */ key = KEYC_UNKNOWN; @@ -699,6 +698,17 @@ tty_keys_next(struct tty *tty) goto partial_key; } + /* Is this a secondary device attributes response? */ + switch (tty_keys_device_attributes2(tty, buf, len, &size)) { + case 0: /* yes */ + key = KEYC_UNKNOWN; + goto complete_key; + case -1: /* no, or not valid */ + break; + case 1: /* partial */ + goto partial_key; + } + /* Is this an extended device attributes response? */ switch (tty_keys_extended_device_attributes(tty, buf, len, &size)) { case 0: /* yes */ @@ -710,6 +720,17 @@ tty_keys_next(struct tty *tty) goto partial_key; } + /* Is this a colours response? */ + switch (tty_keys_colours(tty, buf, len, &size)) { + case 0: /* yes */ + key = KEYC_UNKNOWN; + goto complete_key; + case -1: /* no, or not valid */ + break; + case 1: /* partial */ + goto partial_key; + } + /* Is this a mouse key press? */ switch (tty_keys_mouse(tty, buf, len, &size, &m)) { case 0: /* yes */ @@ -798,6 +819,8 @@ partial_key: /* Get the time period. */ delay = options_get_number(global_options, "escape-time"); + if (delay == 0) + delay = 1; tv.tv_sec = delay / 1000; tv.tv_usec = (delay % 1000) * 1000L; @@ -939,34 +962,16 @@ tty_keys_extended_key(struct tty *tty, const char *buf, size_t len, nkey = number; /* Update the modifiers. */ - switch (modifiers) { - case 2: - nkey |= KEYC_SHIFT; - break; - case 3: - nkey |= (KEYC_META|KEYC_IMPLIED_META); - break; - case 4: - nkey |= (KEYC_SHIFT|KEYC_META|KEYC_IMPLIED_META); - break; - case 5: - nkey |= KEYC_CTRL; - break; - case 6: - nkey |= (KEYC_SHIFT|KEYC_CTRL); - break; - case 7: - nkey |= (KEYC_META|KEYC_CTRL); - break; - case 8: - nkey |= (KEYC_SHIFT|KEYC_META|KEYC_IMPLIED_META|KEYC_CTRL); - break; - case 9: - nkey |= (KEYC_META|KEYC_IMPLIED_META); - break; - default: - *key = KEYC_NONE; - break; + if (modifiers > 0) { + modifiers--; + if (modifiers & 1) + nkey |= KEYC_SHIFT; + if (modifiers & 2) + nkey |= (KEYC_META|KEYC_IMPLIED_META); /* Alt */ + if (modifiers & 4) + nkey |= KEYC_CTRL; + if (modifiers & 8) + nkey |= (KEYC_META|KEYC_IMPLIED_META); /* Meta */ } /* @@ -1003,7 +1008,8 @@ tty_keys_extended_key(struct tty *tty, const char *buf, size_t len, /* * Handle mouse key input. Returns 0 for success, -1 for failure, 1 for partial - * (probably a mouse sequence but need more data). + * (probably a mouse sequence but need more data), -2 if an invalid mouse + * sequence. */ static int tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size, @@ -1064,7 +1070,7 @@ tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size, if (b < MOUSE_PARAM_BTN_OFF || x < MOUSE_PARAM_POS_OFF || y < MOUSE_PARAM_POS_OFF) - return (-1); + return (-2); b -= MOUSE_PARAM_BTN_OFF; x -= MOUSE_PARAM_POS_OFF; y -= MOUSE_PARAM_POS_OFF; @@ -1106,7 +1112,7 @@ tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size, /* Check and return the mouse input. */ if (x < 1 || y < 1) - return (-1); + return (-2); x--; y--; b = sgr_b; @@ -1154,7 +1160,7 @@ tty_keys_clipboard(struct tty *tty, const char *buf, size_t len, size_t *size) { struct client *c = tty->client; struct window_pane *wp; - size_t end, terminator, needed; + size_t end, terminator = 0, needed; char *copy, *out; int outlen; u_int i; @@ -1255,7 +1261,7 @@ tty_keys_clipboard(struct tty *tty, const char *buf, size_t len, size_t *size) } /* - * Handle secondary device attributes input. Returns 0 for success, -1 for + * Handle primary device attributes input. Returns 0 for success, -1 for * failure, 1 for partial. */ static int @@ -1263,17 +1269,100 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len, size_t *size) { struct client *c = tty->client; + int *features = &c->term_features; u_int i, n = 0; - char tmp[64], *endptr, p[32] = { 0 }, *cp, *next; + char tmp[128], *endptr, p[32] = { 0 }, *cp, *next; *size = 0; if (tty->flags & TTY_HAVEDA) return (-1); + /* First three bytes are always \033[?. */ + if (buf[0] != '\033') + return (-1); + if (len == 1) + return (1); + if (buf[1] != '[') + return (-1); + if (len == 2) + return (1); + if (buf[2] != '?') + return (-1); + if (len == 3) + return (1); + + /* Copy the rest up to a c. */ + for (i = 0; i < (sizeof tmp); i++) { + if (3 + i == len) + return (1); + if (buf[3 + i] == 'c') + break; + tmp[i] = buf[3 + i]; + } + if (i == (sizeof tmp)) + return (-1); + tmp[i] = '\0'; + *size = 4 + i; + + /* Convert all arguments to numbers. */ + cp = tmp; + while ((next = strsep(&cp, ";")) != NULL) { + p[n] = strtoul(next, &endptr, 10); + if (*endptr != '\0') + p[n] = 0; + if (++n == nitems(p)) + break; + } + /* - * First three bytes are always \033[>. Some older Terminal.app - * versions respond as for DA (\033[?) so accept and ignore that. + * Add terminal features. Hardware level 5 does not offer SIXEL but + * some terminal emulators report it anyway and it does not harm + * to check it here. + * + * DECSLRM and DECFRA should be supported by level 5 as well as level + * 4, but VTE has rather ruined it by advertising level 5 despite not + * supporting them. */ + switch (p[0]) { + case 64: /* level 4 */ + tty_add_features(features, "margins,rectfill", ","); + /* FALLTHROUGH */ + case 62: /* level 2 */ + case 63: /* level 3 */ + case 65: /* level 5 */ + for (i = 1; i < n; i++) { + log_debug("%s: DA feature: %d", c->name, p[i]); + if (p[i] == 4) + tty_add_features(features, "sixel", ","); + } + break; + } + log_debug("%s: received primary DA %.*s", c->name, (int)*size, buf); + + tty_update_features(tty); + tty->flags |= TTY_HAVEDA; + + return (0); +} + +/* + * Handle secondary device attributes input. Returns 0 for success, -1 for + * failure, 1 for partial. + */ +static int +tty_keys_device_attributes2(struct tty *tty, const char *buf, size_t len, + size_t *size) +{ + struct client *c = tty->client; + int *features = &c->term_features; + u_int i, n = 0; + char tmp[128], *endptr, p[32] = { 0 }, *cp, *next; + + *size = 0; + if (tty->flags & TTY_HAVEDA2) + return (-1); + + /* First three bytes are always \033[>. */ if (buf[0] != '\033') return (-1); if (len == 1) @@ -1282,56 +1371,59 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len, return (-1); if (len == 2) return (1); - if (buf[2] != '>' && buf[2] != '?') + if (buf[2] != '>') return (-1); if (len == 3) return (1); - /* Copy the rest up to a 'c'. */ - for (i = 0; i < (sizeof tmp) - 1; i++) { + /* Copy the rest up to a c. */ + for (i = 0; i < (sizeof tmp); i++) { if (3 + i == len) return (1); if (buf[3 + i] == 'c') break; tmp[i] = buf[3 + i]; } - if (i == (sizeof tmp) - 1) + if (i == (sizeof tmp)) return (-1); tmp[i] = '\0'; *size = 4 + i; - /* Ignore DA response. */ - if (buf[2] == '?') - return (0); - /* Convert all arguments to numbers. */ cp = tmp; while ((next = strsep(&cp, ";")) != NULL) { p[n] = strtoul(next, &endptr, 10); if (*endptr != '\0') p[n] = 0; - n++; + if (++n == nitems(p)) + break; } - /* Add terminal features. */ + /* + * Add terminal features. We add DECSLRM and DECFRA for some + * identification codes here, notably 64 will catch VT520, even though + * we can't use level 5 from DA because of VTE. + */ switch (p[0]) { case 41: /* VT420 */ - tty_add_features(&c->term_features, "margins,rectfill", ","); + case 61: /* VT510 */ + case 64: /* VT520 */ + tty_add_features(features, "margins,rectfill", ","); break; case 'M': /* mintty */ - tty_default_features(&c->term_features, "mintty", 0); + tty_default_features(features, "mintty", 0); break; case 'T': /* tmux */ - tty_default_features(&c->term_features, "tmux", 0); + tty_default_features(features, "tmux", 0); break; case 'U': /* rxvt-unicode */ - tty_default_features(&c->term_features, "rxvt-unicode", 0); + tty_default_features(features, "rxvt-unicode", 0); break; } log_debug("%s: received secondary DA %.*s", c->name, (int)*size, buf); tty_update_features(tty); - tty->flags |= TTY_HAVEDA; + tty->flags |= TTY_HAVEDA2; return (0); } @@ -1345,6 +1437,7 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf, size_t len, size_t *size) { struct client *c = tty->client; + int *features = &c->term_features; u_int i; char tmp[128]; @@ -1370,7 +1463,7 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf, if (len == 4) return (1); - /* Copy the rest up to a '\033\\'. */ + /* Copy the rest up to \033\. */ for (i = 0; i < (sizeof tmp) - 1; i++) { if (4 + i == len) return (1); @@ -1385,13 +1478,13 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf, /* Add terminal features. */ if (strncmp(tmp, "iTerm2 ", 7) == 0) - tty_default_features(&c->term_features, "iTerm2", 0); + tty_default_features(features, "iTerm2", 0); else if (strncmp(tmp, "tmux ", 5) == 0) - tty_default_features(&c->term_features, "tmux", 0); + tty_default_features(features, "tmux", 0); else if (strncmp(tmp, "XTerm(", 6) == 0) - tty_default_features(&c->term_features, "XTerm", 0); + tty_default_features(features, "XTerm", 0); else if (strncmp(tmp, "mintty ", 7) == 0) - tty_default_features(&c->term_features, "mintty", 0); + tty_default_features(features, "mintty", 0); log_debug("%s: received extended DA %.*s", c->name, (int)*size, buf); free(c->term_type); @@ -1402,3 +1495,69 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf, return (0); } + +/* + * Handle foreground or background input. Returns 0 for success, -1 for + * failure, 1 for partial. + */ +static int +tty_keys_colours(struct tty *tty, const char *buf, size_t len, size_t *size) +{ + struct client *c = tty->client; + u_int i; + char tmp[128]; + int n; + + *size = 0; + + /* First four bytes are always \033]1 and 0 or 1 and ;. */ + if (buf[0] != '\033') + return (-1); + if (len == 1) + return (1); + if (buf[1] != ']') + return (-1); + if (len == 2) + return (1); + if (buf[2] != '1') + return (-1); + if (len == 3) + return (1); + if (buf[3] != '0' && buf[3] != '1') + return (-1); + if (len == 4) + return (1); + if (buf[4] != ';') + return (-1); + if (len == 5) + return (1); + + /* Copy the rest up to \033\ or \007. */ + for (i = 0; i < (sizeof tmp) - 1; i++) { + if (5 + i == len) + return (1); + if (buf[5 + i - 1] == '\033' && buf[5 + i] == '\\') + break; + if (buf[5 + i] == '\007') + break; + tmp[i] = buf[5 + i]; + } + if (i == (sizeof tmp) - 1) + return (-1); + if (tmp[i - 1] == '\033') + tmp[i - 1] = '\0'; + else + tmp[i] = '\0'; + *size = 6 + i; + + n = colour_parseX11(tmp); + if (n != -1 && buf[3] == '0') { + log_debug("%s: foreground is %s", c->name, colour_tostring(n)); + tty->fg = n; + } else if (n != -1) { + log_debug("%s: background is %s", c->name, colour_tostring(n)); + tty->bg = n; + } + + return (0); +} |