Annotation of src/usr.bin/tmux/cmd-send-keys.c, Revision 1.73
1.73 ! nicm 1: /* $OpenBSD: cmd-send-keys.c,v 1.72 2022/06/07 10:02:19 nicm Exp $ */
1.1 nicm 2:
3: /*
1.28 nicm 4: * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
21: #include <stdlib.h>
1.10 nicm 22: #include <string.h>
1.1 nicm 23:
24: #include "tmux.h"
25:
26: /*
27: * Send keys to client.
28: */
29:
1.33 nicm 30: static enum cmd_retval cmd_send_keys_exec(struct cmd *, struct cmdq_item *);
1.1 nicm 31:
32: const struct cmd_entry cmd_send_keys_entry = {
1.25 nicm 33: .name = "send-keys",
34: .alias = "send",
35:
1.73 ! nicm 36: .args = { "c:FHKlMN:Rt:X", 0, -1, NULL },
! 37: .usage = "[-FHKlMRX] [-c target-client] [-N repeat-count] "
! 38: CMD_TARGET_PANE_USAGE " key ...",
1.25 nicm 39:
1.39 nicm 40: .target = { 't', CMD_FIND_PANE, 0 },
1.26 nicm 41:
1.73 ! nicm 42: .flags = CMD_AFTERHOOK|CMD_CLIENT_CFLAG,
1.25 nicm 43: .exec = cmd_send_keys_exec
1.1 nicm 44: };
45:
1.14 nicm 46: const struct cmd_entry cmd_send_prefix_entry = {
1.25 nicm 47: .name = "send-prefix",
48: .alias = NULL,
49:
1.68 nicm 50: .args = { "2t:", 0, 0, NULL },
1.25 nicm 51: .usage = "[-2] " CMD_TARGET_PANE_USAGE,
52:
1.39 nicm 53: .target = { 't', CMD_FIND_PANE, 0 },
1.26 nicm 54:
1.31 nicm 55: .flags = CMD_AFTERHOOK,
1.25 nicm 56: .exec = cmd_send_keys_exec
1.14 nicm 57: };
58:
1.47 nicm 59: static struct cmdq_item *
1.60 nicm 60: cmd_send_keys_inject_key(struct cmdq_item *item, struct cmdq_item *after,
1.73 ! nicm 61: struct args *args, key_code key)
1.40 nicm 62: {
1.56 nicm 63: struct cmd_find_state *target = cmdq_get_target(item);
1.60 nicm 64: struct client *tc = cmdq_get_target_client(item);
65: struct session *s = target->s;
66: struct winlink *wl = target->wl;
67: struct window_pane *wp = target->wp;
1.46 nicm 68: struct window_mode_entry *wme;
1.73 ! nicm 69: struct key_table *table = NULL;
1.45 nicm 70: struct key_binding *bd;
1.73 ! nicm 71: struct key_event *event;
! 72:
! 73: if (args_has(args, 'K')) {
! 74: event = xmalloc(sizeof *event);
! 75: event->key = key;
! 76: memset(&event->m, 0, sizeof event->m);
! 77: if (server_client_handle_key(tc, event) == 0)
! 78: free(event);
! 79: return (item);
! 80: }
1.40 nicm 81:
1.60 nicm 82: wme = TAILQ_FIRST(&wp->modes);
1.45 nicm 83: if (wme == NULL || wme->mode->key_table == NULL) {
1.63 nicm 84: if (window_pane_key(wp, tc, s, wl, key, NULL) != 0)
1.52 nicm 85: return (NULL);
1.47 nicm 86: return (item);
1.40 nicm 87: }
1.45 nicm 88: table = key_bindings_get_table(wme->mode->key_table(wme), 1);
1.40 nicm 89:
1.63 nicm 90: bd = key_bindings_get(table, key & ~KEYC_MASK_FLAGS);
1.40 nicm 91: if (bd != NULL) {
92: table->references++;
1.60 nicm 93: after = key_bindings_dispatch(bd, after, tc, NULL, target);
1.40 nicm 94: key_bindings_unref_table(table);
95: }
1.60 nicm 96: return (after);
1.40 nicm 97: }
98:
1.49 nicm 99: static struct cmdq_item *
1.60 nicm 100: cmd_send_keys_inject_string(struct cmdq_item *item, struct cmdq_item *after,
101: struct args *args, int i)
1.49 nicm 102: {
1.67 nicm 103: const char *s = args_string(args, i);
1.64 nicm 104: struct utf8_data *ud, *loop;
105: utf8_char uc;
1.49 nicm 106: key_code key;
107: char *endptr;
108: long n;
109: int literal;
110:
111: if (args_has(args, 'H')) {
112: n = strtol(s, &endptr, 16);
113: if (*s =='\0' || n < 0 || n > 0xff || *endptr != '\0')
114: return (item);
1.73 ! nicm 115: return (cmd_send_keys_inject_key(item, after, args,
! 116: KEYC_LITERAL|n));
1.49 nicm 117: }
118:
119: literal = args_has(args, 'l');
120: if (!literal) {
121: key = key_string_lookup_string(s);
1.52 nicm 122: if (key != KEYC_NONE && key != KEYC_UNKNOWN) {
1.73 ! nicm 123: after = cmd_send_keys_inject_key(item, after, args,
! 124: key);
1.60 nicm 125: if (after != NULL)
126: return (after);
1.52 nicm 127: }
1.49 nicm 128: literal = 1;
129: }
130: if (literal) {
131: ud = utf8_fromcstr(s);
1.64 nicm 132: for (loop = ud; loop->size != 0; loop++) {
1.65 nicm 133: if (loop->size == 1 && loop->data[0] <= 0x7f)
134: key = loop->data[0];
135: else {
136: if (utf8_from_data(loop, &uc) != UTF8_DONE)
137: continue;
138: key = uc;
139: }
1.73 ! nicm 140: after = cmd_send_keys_inject_key(item, after, args,
! 141: key);
1.50 nicm 142: }
1.49 nicm 143: free(ud);
144: }
1.60 nicm 145: return (after);
1.49 nicm 146: }
147:
1.29 nicm 148: static enum cmd_retval
1.33 nicm 149: cmd_send_keys_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 150: {
1.55 nicm 151: struct args *args = cmd_get_args(self);
1.56 nicm 152: struct cmd_find_state *target = cmdq_get_target(item);
1.60 nicm 153: struct client *tc = cmdq_get_target_client(item);
1.56 nicm 154: struct session *s = target->s;
155: struct winlink *wl = target->wl;
1.60 nicm 156: struct window_pane *wp = target->wp;
1.59 nicm 157: struct key_event *event = cmdq_get_event(item);
158: struct mouse_event *m = &event->m;
1.46 nicm 159: struct window_mode_entry *wme = TAILQ_FIRST(&wp->modes);
1.60 nicm 160: struct cmdq_item *after = item;
1.45 nicm 161: key_code key;
1.67 nicm 162: u_int i, np = 1;
163: u_int count = args_count(args);
1.45 nicm 164: char *cause = NULL;
1.30 nicm 165:
166: if (args_has(args, 'N')) {
1.72 nicm 167: np = args_strtonum_and_expand(args, 'N', 1, UINT_MAX, item,
168: &cause);
1.30 nicm 169: if (cause != NULL) {
1.34 nicm 170: cmdq_error(item, "repeat count %s", cause);
1.30 nicm 171: free(cause);
172: return (CMD_RETURN_ERROR);
173: }
1.67 nicm 174: if (wme != NULL && (args_has(args, 'X') || count == 0)) {
1.54 nicm 175: if (wme->mode->command == NULL) {
1.46 nicm 176: cmdq_error(item, "not in a mode");
177: return (CMD_RETURN_ERROR);
178: }
1.45 nicm 179: wme->prefix = np;
1.46 nicm 180: }
1.30 nicm 181: }
182:
183: if (args_has(args, 'X')) {
1.45 nicm 184: if (wme == NULL || wme->mode->command == NULL) {
1.33 nicm 185: cmdq_error(item, "not in a mode");
1.30 nicm 186: return (CMD_RETURN_ERROR);
187: }
188: if (!m->valid)
1.45 nicm 189: m = NULL;
1.60 nicm 190: wme->mode->command(wme, tc, s, wl, args, m);
1.30 nicm 191: return (CMD_RETURN_NORMAL);
192: }
193:
1.19 nicm 194: if (args_has(args, 'M')) {
195: wp = cmd_mouse_pane(m, &s, NULL);
196: if (wp == NULL) {
1.33 nicm 197: cmdq_error(item, "no mouse target");
1.19 nicm 198: return (CMD_RETURN_ERROR);
199: }
1.60 nicm 200: window_pane_key(wp, tc, s, wl, m->key, m);
1.19 nicm 201: return (CMD_RETURN_NORMAL);
202: }
1.14 nicm 203:
1.55 nicm 204: if (cmd_get_entry(self) == &cmd_send_prefix_entry) {
1.14 nicm 205: if (args_has(args, '2'))
1.21 nicm 206: key = options_get_number(s->options, "prefix2");
1.14 nicm 207: else
1.21 nicm 208: key = options_get_number(s->options, "prefix");
1.73 ! nicm 209: cmd_send_keys_inject_key(item, item, args, key);
1.14 nicm 210: return (CMD_RETURN_NORMAL);
211: }
1.10 nicm 212:
1.37 nicm 213: if (args_has(args, 'R')) {
1.66 nicm 214: colour_palette_clear(&wp->palette);
1.53 nicm 215: input_reset(wp->ictx, 1);
1.66 nicm 216: wp->flags |= (PANE_STYLECHANGED|PANE_REDRAW);
1.69 nicm 217: }
218:
219: if (count == 0) {
1.71 nicm 220: if (args_has(args, 'N') || args_has(args, 'R'))
1.70 nicm 221: return (CMD_RETURN_NORMAL);
1.69 nicm 222: for (; np != 0; np--)
1.73 ! nicm 223: cmd_send_keys_inject_key(item, NULL, args, event->key);
1.69 nicm 224: return (CMD_RETURN_NORMAL);
1.37 nicm 225: }
1.1 nicm 226:
1.34 nicm 227: for (; np != 0; np--) {
1.67 nicm 228: for (i = 0; i < count; i++) {
1.60 nicm 229: after = cmd_send_keys_inject_string(item, after, args,
230: i);
1.56 nicm 231: }
1.9 nicm 232: }
1.1 nicm 233:
1.12 nicm 234: return (CMD_RETURN_NORMAL);
1.1 nicm 235: }
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