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// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) B.A.T.M.A.N. contributors:
*
* Marek Lindner <marek.lindner@mailbox.org>
*
* License-Filename: LICENSES/preferred/GPL-2.0
*/
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include "debug.h"
#include "functions.h"
#include "netlink.h"
#include "sys.h"
static void debug_table_usage(struct state *state)
{
struct debug_table_data *debug_table = state->cmd->arg;
fprintf(stderr, "Usage: batctl [options] %s|%s [parameters]\n",
state->cmd->name, state->cmd->abbr);
fprintf(stderr, "parameters:\n");
fprintf(stderr, " \t -h print this help\n");
fprintf(stderr, " \t -n don't replace mac addresses with bat-host names\n");
fprintf(stderr, " \t -H don't show the header\n");
fprintf(stderr, " \t -w [interval] watch mode - refresh the table continuously\n");
if (debug_table->option_timeout_interval)
fprintf(stderr,
" \t -t timeout interval - don't print originators not seen for x.y seconds\n");
if (debug_table->option_orig_iface)
fprintf(stderr,
" \t -i [interface] - show multiif originator table for a specific interface\n");
if (debug_table->option_unicast_only)
fprintf(stderr, " \t -u print unicast mac addresses only\n");
if (debug_table->option_multicast_only)
fprintf(stderr, " \t -m print multicast mac addresses only\n");
}
int handle_debug_table(struct state *state, int argc, char **argv)
{
struct debug_table_data *debug_table = state->cmd->arg;
int read_opt = USE_BAT_HOSTS;
float orig_timeout = 0.0f;
float watch_interval = 1;
char *orig_iface = NULL;
int optchar;
int err;
while ((optchar = getopt(argc, argv, "hnw:t:Humi:")) != -1) {
switch (optchar) {
case 'h':
debug_table_usage(state);
return EXIT_SUCCESS;
case 'n':
read_opt &= ~USE_BAT_HOSTS;
break;
case 'w':
read_opt |= CLR_CONT_READ;
if (optarg[0] == '-') {
optind--;
break;
}
if (!sscanf(optarg, "%f", &watch_interval)) {
fprintf(stderr,
"Error - provided argument of '-%c' is not a number\n",
optchar);
return EXIT_FAILURE;
}
break;
case 't':
if (!debug_table->option_timeout_interval) {
fprintf(stderr, "Error - unrecognised option '-%c'\n", optchar);
debug_table_usage(state);
return EXIT_FAILURE;
}
read_opt |= NO_OLD_ORIGS;
if (!sscanf(optarg, "%f", &orig_timeout)) {
fprintf(stderr,
"Error - provided argument of '-%c' is not a number\n",
optchar);
return EXIT_FAILURE;
}
break;
case 'H':
read_opt |= SKIP_HEADER;
break;
case 'u':
if (!debug_table->option_unicast_only) {
fprintf(stderr, "Error - unrecognised option '-%c'\n", optchar);
debug_table_usage(state);
return EXIT_FAILURE;
}
read_opt |= UNICAST_ONLY;
break;
case 'm':
if (!debug_table->option_multicast_only) {
fprintf(stderr, "Error - unrecognised option '-%c'\n", optchar);
debug_table_usage(state);
return EXIT_FAILURE;
}
read_opt |= MULTICAST_ONLY;
break;
case 'i':
if (!debug_table->option_orig_iface) {
fprintf(stderr, "Error - unrecognised option '-%c'\n", optchar);
debug_table_usage(state);
return EXIT_FAILURE;
}
if (check_mesh_iface_ownership(state, optarg) != EXIT_SUCCESS)
return EXIT_FAILURE;
orig_iface = optarg;
break;
case '?':
if (optopt == 't') {
fprintf(stderr,
"Error - option '-t' needs a number as argument\n");
} else if (optopt == 'i') {
fprintf(stderr,
"Error - option '-i' needs an interface as argument\n");
} else if (optopt == 'w') {
read_opt |= CLR_CONT_READ;
break;
} else {
fprintf(stderr, "Error - unrecognised option: '-%c'\n", optopt);
}
return EXIT_FAILURE;
default:
debug_table_usage(state);
return EXIT_FAILURE;
}
}
if (read_opt & UNICAST_ONLY && read_opt & MULTICAST_ONLY) {
fprintf(stderr, "Error - '-u' and '-m' are exclusive options\n");
debug_table_usage(state);
return EXIT_FAILURE;
}
err = debug_table->netlink_fn(state, orig_iface, read_opt,
orig_timeout, watch_interval);
return err;
}
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