1 /* $OpenBSD: cmd-send-keys.c,v 1.43 2018/08/02 11:44:07 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com> 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> 22 #include <string.h> 23 24 #include "tmux.h" 25 26 /* 27 * Send keys to client. 28 */ 29 30 static enum cmd_retval cmd_send_keys_exec(struct cmd *, struct cmdq_item *); 31 32 const struct cmd_entry cmd_send_keys_entry = { 33 .name = "send-keys", 34 .alias = "send", 35 36 .args = { "lXRMN:t:", 0, -1 }, 37 .usage = "[-lXRM] [-N repeat-count] " CMD_TARGET_PANE_USAGE " key ...", 38 39 .target = { 't', CMD_FIND_PANE, 0 }, 40 41 .flags = CMD_AFTERHOOK, 42 .exec = cmd_send_keys_exec 43 }; 44 45 const struct cmd_entry cmd_send_prefix_entry = { 46 .name = "send-prefix", 47 .alias = NULL, 48 49 .args = { "2t:", 0, 0 }, 50 .usage = "[-2] " CMD_TARGET_PANE_USAGE, 51 52 .target = { 't', CMD_FIND_PANE, 0 }, 53 54 .flags = CMD_AFTERHOOK, 55 .exec = cmd_send_keys_exec 56 }; 57 58 static void 59 cmd_send_keys_inject(struct client *c, struct cmdq_item *item, key_code key) 60 { 61 struct window_pane *wp = item->target.wp; 62 struct session *s = item->target.s; 63 struct key_table *table; 64 struct key_binding *bd; 65 66 if (wp->mode == NULL || wp->mode->key_table == NULL) { 67 if (options_get_number(wp->window->options, "xterm-keys")) 68 key |= KEYC_XTERM; 69 window_pane_key(wp, NULL, s, key, NULL); 70 return; 71 } 72 table = key_bindings_get_table(wp->mode->key_table(wp), 1); 73 74 bd = key_bindings_get(table, key & ~KEYC_XTERM); 75 if (bd != NULL) { 76 table->references++; 77 key_bindings_dispatch(bd, item, c, NULL, &item->target); 78 key_bindings_unref_table(table); 79 } 80 } 81 82 static enum cmd_retval 83 cmd_send_keys_exec(struct cmd *self, struct cmdq_item *item) 84 { 85 struct args *args = self->args; 86 struct client *c = cmd_find_client(item, NULL, 1); 87 struct window_pane *wp = item->target.wp; 88 struct session *s = item->target.s; 89 struct mouse_event *m = &item->shared->mouse; 90 struct utf8_data *ud, *uc; 91 wchar_t wc; 92 int i, literal; 93 key_code key; 94 u_int np = 1; 95 char *cause = NULL; 96 97 if (args_has(args, 'N')) { 98 np = args_strtonum(args, 'N', 1, UINT_MAX, &cause); 99 if (cause != NULL) { 100 cmdq_error(item, "repeat count %s", cause); 101 free(cause); 102 return (CMD_RETURN_ERROR); 103 } 104 if (args_has(args, 'X') || args->argc == 0) 105 wp->modeprefix = np; 106 } 107 108 if (args_has(args, 'X')) { 109 if (wp->mode == NULL || wp->mode->command == NULL) { 110 cmdq_error(item, "not in a mode"); 111 return (CMD_RETURN_ERROR); 112 } 113 if (!m->valid) 114 wp->mode->command(wp, c, s, args, NULL); 115 else 116 wp->mode->command(wp, c, s, args, m); 117 return (CMD_RETURN_NORMAL); 118 } 119 120 if (args_has(args, 'M')) { 121 wp = cmd_mouse_pane(m, &s, NULL); 122 if (wp == NULL) { 123 cmdq_error(item, "no mouse target"); 124 return (CMD_RETURN_ERROR); 125 } 126 window_pane_key(wp, NULL, s, m->key, m); 127 return (CMD_RETURN_NORMAL); 128 } 129 130 if (self->entry == &cmd_send_prefix_entry) { 131 if (args_has(args, '2')) 132 key = options_get_number(s->options, "prefix2"); 133 else 134 key = options_get_number(s->options, "prefix"); 135 cmd_send_keys_inject(c, item, key); 136 return (CMD_RETURN_NORMAL); 137 } 138 139 if (args_has(args, 'R')) { 140 window_pane_reset_palette(wp); 141 input_reset(wp, 1); 142 } 143 144 for (; np != 0; np--) { 145 for (i = 0; i < args->argc; i++) { 146 literal = args_has(args, 'l'); 147 if (!literal) { 148 key = key_string_lookup_string(args->argv[i]); 149 if (key != KEYC_NONE && key != KEYC_UNKNOWN) 150 cmd_send_keys_inject(c, item, key); 151 else 152 literal = 1; 153 } 154 if (literal) { 155 ud = utf8_fromcstr(args->argv[i]); 156 for (uc = ud; uc->size != 0; uc++) { 157 if (utf8_combine(uc, &wc) != UTF8_DONE) 158 continue; 159 cmd_send_keys_inject(c, item, wc); 160 } 161 free(ud); 162 } 163 } 164 165 } 166 167 return (CMD_RETURN_NORMAL); 168 } 169