/* $OpenBSD: cmd-send-keys.c,v 1.75 2023/01/16 11:26:14 nicm Exp $ */ /* * Copyright (c) 2008 Nicholas Marriott * * 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 #include #include #include "tmux.h" /* * Send keys to client. */ static enum cmd_retval cmd_send_keys_exec(struct cmd *, struct cmdq_item *); const struct cmd_entry cmd_send_keys_entry = { .name = "send-keys", .alias = "send", .args = { "c:FHKlMN:Rt:X", 0, -1, NULL }, .usage = "[-FHKlMRX] [-c target-client] [-N repeat-count] " CMD_TARGET_PANE_USAGE " key ...", .target = { 't', CMD_FIND_PANE, 0 }, .flags = CMD_AFTERHOOK|CMD_CLIENT_CFLAG|CMD_CLIENT_CANFAIL, .exec = cmd_send_keys_exec }; const struct cmd_entry cmd_send_prefix_entry = { .name = "send-prefix", .alias = NULL, .args = { "2t:", 0, 0, NULL }, .usage = "[-2] " CMD_TARGET_PANE_USAGE, .target = { 't', CMD_FIND_PANE, 0 }, .flags = CMD_AFTERHOOK, .exec = cmd_send_keys_exec }; static struct cmdq_item * cmd_send_keys_inject_key(struct cmdq_item *item, struct cmdq_item *after, struct args *args, key_code key) { struct cmd_find_state *target = cmdq_get_target(item); struct client *tc = cmdq_get_target_client(item); struct session *s = target->s; struct winlink *wl = target->wl; struct window_pane *wp = target->wp; struct window_mode_entry *wme; struct key_table *table = NULL; struct key_binding *bd; struct key_event *event; if (args_has(args, 'K')) { if (tc == NULL) return (item); event = xmalloc(sizeof *event); event->key = key|KEYC_SENT; memset(&event->m, 0, sizeof event->m); if (server_client_handle_key(tc, event) == 0) free(event); return (item); } wme = TAILQ_FIRST(&wp->modes); if (wme == NULL || wme->mode->key_table == NULL) { if (window_pane_key(wp, tc, s, wl, key, NULL) != 0) return (NULL); return (item); } table = key_bindings_get_table(wme->mode->key_table(wme), 1); bd = key_bindings_get(table, key & ~KEYC_MASK_FLAGS); if (bd != NULL) { table->references++; after = key_bindings_dispatch(bd, after, tc, NULL, target); key_bindings_unref_table(table); } return (after); } static struct cmdq_item * cmd_send_keys_inject_string(struct cmdq_item *item, struct cmdq_item *after, struct args *args, int i) { const char *s = args_string(args, i); struct utf8_data *ud, *loop; utf8_char uc; key_code key; char *endptr; long n; int literal; if (args_has(args, 'H')) { n = strtol(s, &endptr, 16); if (*s =='\0' || n < 0 || n > 0xff || *endptr != '\0') return (item); return (cmd_send_keys_inject_key(item, after, args, KEYC_LITERAL|n)); } literal = args_has(args, 'l'); if (!literal) { key = key_string_lookup_string(s); if (key != KEYC_NONE && key != KEYC_UNKNOWN) { after = cmd_send_keys_inject_key(item, after, args, key); if (after != NULL) return (after); } literal = 1; } if (literal) { ud = utf8_fromcstr(s); for (loop = ud; loop->size != 0; loop++) { if (loop->size == 1 && loop->data[0] <= 0x7f) key = loop->data[0]; else { if (utf8_from_data(loop, &uc) != UTF8_DONE) continue; key = uc; } after = cmd_send_keys_inject_key(item, after, args, key); } free(ud); } return (after); } static enum cmd_retval cmd_send_keys_exec(struct cmd *self, struct cmdq_item *item) { struct args *args = cmd_get_args(self); struct cmd_find_state *target = cmdq_get_target(item); struct client *tc = cmdq_get_target_client(item); struct session *s = target->s; struct winlink *wl = target->wl; struct window_pane *wp = target->wp; struct key_event *event = cmdq_get_event(item); struct mouse_event *m = &event->m; struct window_mode_entry *wme = TAILQ_FIRST(&wp->modes); struct cmdq_item *after = item; key_code key; u_int i, np = 1; u_int count = args_count(args); char *cause = NULL; if (args_has(args, 'N')) { np = args_strtonum_and_expand(args, 'N', 1, UINT_MAX, item, &cause); if (cause != NULL) { cmdq_error(item, "repeat count %s", cause); free(cause); return (CMD_RETURN_ERROR); } if (wme != NULL && (args_has(args, 'X') || count == 0)) { if (wme->mode->command == NULL) { cmdq_error(item, "not in a mode"); return (CMD_RETURN_ERROR); } wme->prefix = np; } } if (args_has(args, 'X')) { if (wme == NULL || wme->mode->command == NULL) { cmdq_error(item, "not in a mode"); return (CMD_RETURN_ERROR); } if (!m->valid) m = NULL; wme->mode->command(wme, tc, s, wl, args, m); return (CMD_RETURN_NORMAL); } if (args_has(args, 'M')) { wp = cmd_mouse_pane(m, &s, NULL); if (wp == NULL) { cmdq_error(item, "no mouse target"); return (CMD_RETURN_ERROR); } window_pane_key(wp, tc, s, wl, m->key, m); return (CMD_RETURN_NORMAL); } if (cmd_get_entry(self) == &cmd_send_prefix_entry) { if (args_has(args, '2')) key = options_get_number(s->options, "prefix2"); else key = options_get_number(s->options, "prefix"); cmd_send_keys_inject_key(item, item, args, key); return (CMD_RETURN_NORMAL); } if (args_has(args, 'R')) { colour_palette_clear(&wp->palette); input_reset(wp->ictx, 1); wp->flags |= (PANE_STYLECHANGED|PANE_REDRAW); } if (count == 0) { if (args_has(args, 'N') || args_has(args, 'R')) return (CMD_RETURN_NORMAL); for (; np != 0; np--) cmd_send_keys_inject_key(item, NULL, args, event->key); return (CMD_RETURN_NORMAL); } for (; np != 0; np--) { for (i = 0; i < count; i++) { after = cmd_send_keys_inject_string(item, after, args, i); } } return (CMD_RETURN_NORMAL); }