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/* getopt parsing, for libreswan
*
* Copyright (C) 2023,2024 Andrew Cagney
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <https://www.gnu.org/licenses/gpl2.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#ifndef OPTARG_H
#include <getopt.h>
#include "deltatime.h"
#include "ip_address.h"
#include "ip_cidr.h"
#include "lmod.h"
struct logger;
extern unsigned verbose; /* defined by optarg.c */
extern int optarg_index; /* defined by optarg.c */
extern const struct option optarg_options[]; /* defined by program */
enum timescale;
void optarg_init(const struct logger *logger);
deltatime_t optarg_deltatime(enum timescale default_timescale);
uintmax_t optarg_uintmax(void);
/* non-zero OPTIONAL provides default */
uintmax_t optarg_sparse(unsigned optional, const struct sparse_names *names);
/*
* Adddres family dependent options.
*
* The struct keeps track of the selected value and which param
* used/specified it so it can be logged when a conflict occures.
*/
struct optarg_family {
const char *used_by;
const struct ip_info *type;
};
ip_address optarg_address_dns(struct optarg_family *);
ip_cidr optarg_cidr_num(struct optarg_family *);
void optarg_family(struct optarg_family *family, const struct ip_info *info);
ip_address optarg_any(struct optarg_family *family);
/*
* Call optarg_verbose() whenever --verbose is encountered.
*
* Each call increments VERBOSE.
*
* When VERBOSE>=2 it also adds increasingly verbose debugging to
* CUR_DEBUGGING. As verbose increases, START (if non-LEMPTY),
* DBG_BASE, DBG_ALL and DBG_TMI are each added in turn.
*/
void optarg_verbose(lset_t start);
/*
* parse --debug and --no-debug options
*
* First variant updates CUR_DEBUGGING; second maintains a set of
* updates - see whack.c.
*/
void optarg_debug(bool enable);
void optarg_debug_lmod(bool enable, lmod_t *debugging);
#endif
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