wayvnc/src/wayvncctl.c

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/*
* Copyright (c) 2022 Jim Ramsay
*
* Permission to use, copy, modify, and/or 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 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <stdbool.h>
#include <unistd.h>
#include <getopt.h>
#include <assert.h>
#include <inttypes.h>
#include <errno.h>
#include <signal.h>
#include <sys/param.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "util.h"
#include "ctl-client.h"
#define MAYBE_UNUSED __attribute__((unused))
struct wayvncctl {
bool do_exit;
struct ctl_client* ctl;
};
static int wayvncctl_usage(FILE* stream, int rc)
{
static const char* usage =
"Usage: wayvncctl [options] [command [--param1=value1 ...]]\n"
"\n"
"Connects to and interacts with a running wauvnc instance."
"\n"
"Try the \"help\" command for a list of available commands.\n"
"\n"
" -S,--socket=<path> Wayvnc control socket path.\n"
" Default: $XDG_RUNTIME_DIR/wayvncctl\n"
" -V,--version Show version info.\n"
" -v,--verbose Be more verbose.\n"
" -h,--help Get help (this text).\n"
"\n";
fprintf(stream, "%s", usage);
return rc;
}
static int show_version(void)
{
printf("wayvnc: %s\n", wayvnc_version);
return 0;
}
int main(int argc, char* argv[])
{
struct wayvncctl self = { 0 };
static const char* shortopts = "+S:hVv";
bool verbose = false;
const char* socket_path = NULL;
static const struct option longopts[] = {
{ "socket", required_argument, NULL, 'S' },
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'V' },
{ "verbose", no_argument, NULL, 'v' },
{ NULL, 0, NULL, 0 }
};
while (1) {
int c = getopt_long(argc, argv, shortopts, longopts, NULL);
if (c < 0)
break;
switch (c) {
case 'S':
socket_path = optarg;
break;
case 'v':
verbose = true;
break;
case 'V':
return show_version();
case 'h':
return wayvncctl_usage(stdout, 0);
default:
return wayvncctl_usage(stderr, 1);
}
}
argc -= optind;
argv = &argv[optind];
ctl_client_debug_log(verbose);
self.ctl = ctl_client_new(socket_path, &self);
if (!self.ctl)
goto ctl_client_failure;
int result = ctl_client_run_command(self.ctl, argc, argv);
ctl_client_destroy(self.ctl);
return result;
ctl_client_failure:
return 1;
}