Annotation of src/usr.bin/tmux/cmd-send-keys.c, Revision 1.1
1.1 ! nicm 1: /* $OpenBSD$ */
! 2:
! 3: /*
! 4: * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
! 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:
! 23: #include "tmux.h"
! 24:
! 25: /*
! 26: * Send keys to client.
! 27: */
! 28:
! 29: int cmd_send_keys_parse(struct cmd *, int, char **, char **);
! 30: int cmd_send_keys_exec(struct cmd *, struct cmd_ctx *);
! 31: void cmd_send_keys_send(struct cmd *, struct buffer *);
! 32: void cmd_send_keys_recv(struct cmd *, struct buffer *);
! 33: void cmd_send_keys_free(struct cmd *);
! 34: size_t cmd_send_keys_print(struct cmd *, char *, size_t);
! 35:
! 36: struct cmd_send_keys_data {
! 37: char *target;
! 38: int idx;
! 39: u_int nkeys;
! 40: int *keys;
! 41: };
! 42:
! 43: const struct cmd_entry cmd_send_keys_entry = {
! 44: "send-keys", "send",
! 45: "[-t target-window] key ...",
! 46: 0,
! 47: NULL,
! 48: cmd_send_keys_parse,
! 49: cmd_send_keys_exec,
! 50: cmd_send_keys_send,
! 51: cmd_send_keys_recv,
! 52: cmd_send_keys_free,
! 53: cmd_send_keys_print
! 54: };
! 55:
! 56: int
! 57: cmd_send_keys_parse(struct cmd *self, int argc, char **argv, char **cause)
! 58: {
! 59: struct cmd_send_keys_data *data;
! 60: int opt, key;
! 61: char *s;
! 62:
! 63: self->data = data = xmalloc(sizeof *data);
! 64: data->target = NULL;
! 65: data->idx = -1;
! 66: data->nkeys = 0;
! 67: data->keys = NULL;
! 68:
! 69: while ((opt = getopt(argc, argv, "t:")) != -1) {
! 70: switch (opt) {
! 71: case 't':
! 72: if (data->target == NULL)
! 73: data->target = xstrdup(optarg);
! 74: break;
! 75: default:
! 76: goto usage;
! 77: }
! 78: }
! 79: argc -= optind;
! 80: argv += optind;
! 81: if (argc == 0)
! 82: goto usage;
! 83:
! 84: while (argc-- != 0) {
! 85: if ((key = key_string_lookup_string(*argv)) != KEYC_NONE) {
! 86: data->keys = xrealloc(
! 87: data->keys, data->nkeys + 1, sizeof *data->keys);
! 88: data->keys[data->nkeys++] = key;
! 89: } else {
! 90: for (s = *argv; *s != '\0'; s++) {
! 91: data->keys = xrealloc(data->keys,
! 92: data->nkeys + 1, sizeof *data->keys);
! 93: data->keys[data->nkeys++] = *s;
! 94: }
! 95: }
! 96:
! 97: argv++;
! 98: }
! 99:
! 100: return (0);
! 101:
! 102: usage:
! 103: xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
! 104:
! 105: self->entry->free(self);
! 106: return (-1);
! 107: }
! 108:
! 109: int
! 110: cmd_send_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
! 111: {
! 112: struct cmd_send_keys_data *data = self->data;
! 113: struct winlink *wl;
! 114: u_int i;
! 115:
! 116: if (data == NULL)
! 117: return (-1);
! 118:
! 119: if ((wl = cmd_find_window(ctx, data->target, NULL)) == NULL)
! 120: return (-1);
! 121:
! 122: for (i = 0; i < data->nkeys; i++) {
! 123: window_pane_key(
! 124: wl->window->active, ctx->curclient, data->keys[i]);
! 125: }
! 126:
! 127: return (0);
! 128: }
! 129:
! 130: void
! 131: cmd_send_keys_send(struct cmd *self, struct buffer *b)
! 132: {
! 133: struct cmd_send_keys_data *data = self->data;
! 134:
! 135: buffer_write(b, data, sizeof *data);
! 136: cmd_send_string(b, data->target);
! 137: buffer_write(b, data->keys, data->nkeys * sizeof *data->keys);
! 138: }
! 139:
! 140: void
! 141: cmd_send_keys_recv(struct cmd *self, struct buffer *b)
! 142: {
! 143: struct cmd_send_keys_data *data;
! 144:
! 145: self->data = data = xmalloc(sizeof *data);
! 146: buffer_read(b, data, sizeof *data);
! 147: data->target = cmd_recv_string(b);
! 148: data->keys = xcalloc(data->nkeys, sizeof *data->keys);
! 149: buffer_read(b, data->keys, data->nkeys * sizeof *data->keys);
! 150: }
! 151:
! 152: void
! 153: cmd_send_keys_free(struct cmd *self)
! 154: {
! 155: struct cmd_send_keys_data *data = self->data;
! 156:
! 157: if (data->target != NULL)
! 158: xfree(data->target);
! 159: xfree(data);
! 160: }
! 161:
! 162: size_t
! 163: cmd_send_keys_print(struct cmd *self, char *buf, size_t len)
! 164: {
! 165: struct cmd_send_keys_data *data = self->data;
! 166: size_t off = 0;
! 167: u_int i;
! 168:
! 169: off += xsnprintf(buf, len, "%s", self->entry->name);
! 170: if (data == NULL)
! 171: return (off);
! 172: if (off < len && data->target != NULL)
! 173: off += cmd_prarg(buf + off, len - off, " -t ", data->target);
! 174: if (off < len && data->idx != -1)
! 175: off += xsnprintf(buf + off, len - off, " -i %d", data->idx);
! 176:
! 177: for (i = 0; i < data->nkeys; i++) {
! 178: if (off >= len)
! 179: break;
! 180: off += xsnprintf(buf + off,
! 181: len - off, " %s", key_string_lookup_key(data->keys[i]));
! 182: }
! 183: return (off);
! 184: }
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