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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
*
* Copyright 2014 PMC-Sierra, Inc.
*
* 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
*
* Author: Logan Gunthorpe <logang@deltatee.com>
* Logan Gunthorpe
*
* Date: Oct 23 2014
*
* Description:
* Header file for argconfig.c
*
*/
#ifndef argconfig_H
#define argconfig_H
#include <string.h>
#include <getopt.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <linux/types.h>
enum argconfig_types {
CFG_FLAG,
CFG_STRING,
CFG_INT,
CFG_LONG,
CFG_LONG_SUFFIX,
CFG_DOUBLE,
CFG_BYTE,
CFG_SHORT,
CFG_POSITIVE,
CFG_INCREMENT,
};
#define OPT_ARGS(n) \
struct argconfig_commandline_options n[]
#define OPT_END() { NULL }
#define OPT_FLAG(l, s, v, d, ...) \
{l, s, NULL, CFG_FLAG, v, no_argument, d, false, __VA_ARGS__}
#define OPT_SUFFIX(l, s, v, d, ...) \
{l, s, "IONUM", CFG_LONG_SUFFIX, v, required_argument, d, false, __VA_ARGS__}
#define OPT_UINT(l, s, v, d, ...) \
{l, s, "NUM", CFG_POSITIVE, v, required_argument, d, false, __VA_ARGS__}
#define OPT_INT(l, s, v, d, ...) \
{l, s, "NUM", CFG_INT, v, required_argument, d, false, __VA_ARGS__}
#define OPT_LONG(l, s, v, d, ...) \
{l, s, "NUM", CFG_LONG, v, required_argument, d, false, __VA_ARGS__}
#define OPT_DOUBLE(l, s, v, d, ...) \
{l, s, "NUM", CFG_DOUBLE, v, required_argument, d, false, __VA_ARGS__}
#define OPT_BYTE(l, s, v, d, ...) \
{l, s, "NUM", CFG_BYTE, v, required_argument, d, false, __VA_ARGS__}
#define OPT_SHRT(l, s, v, d, ...) \
{l, s, "NUM", CFG_SHORT, v, required_argument, d, false, __VA_ARGS__}
#define OPT_INCR(l, s, v, d, ...) \
{l, s, "NUM", CFG_INCREMENT, v, no_argument, d, false, __VA_ARGS__}
#define OPT_STRING(l, s, m, v, d, ...) \
{l, s, m, CFG_STRING, v, required_argument, d, false, __VA_ARGS__}
#define OPT_FMT(l, s, v, d, ...) OPT_STRING(l, s, "FMT", v, d, __VA_ARGS__)
#define OPT_FILE(l, s, v, d, ...) OPT_STRING(l, s, "FILE", v, d, __VA_ARGS__)
#define OPT_LIST(l, s, v, d, ...) OPT_STRING(l, s, "LIST", v, d, __VA_ARGS__)
#define OPT_STR(l, s, v, d, ...) OPT_STRING(l, s, "STRING", v, d, __VA_ARGS__)
#ifdef CONFIG_JSONC
#define OPT_FLAG_JSON(l, s, v, d, ...) OPT_FLAG(l, s, v, d, __VA_ARGS__)
#else /* CONFIG_JSONC */
#define OPT_FLAG_JSON(l, s, v, d, ...) OPT_END()
#endif /* CONFIG_JSONC */
#define OPT_VALS(n) \
struct argconfig_opt_val n[]
#define VAL_END() { NULL }
#define VAL_FLAG(s, l, v) \
{s, CFG_FLAG, .val.flag = v}
#define VAL_LONG_SUFFIX(s, v) \
{s, CFG_LONG_SUFFIX, .val.long_suffix = v}
#define VAL_UINT(s, v) \
{s, CFG_POSITIVE, v}
#define VAL_INT(s, v) \
{s, CFG_INT, .val.int_val = v}
#define VAL_LONG(s, v) \
{s, CFG_LONG, .val.long_val = v}
#define VAL_DOUBLE(s, v) \
{s, CFG_DOUBLE, .val.double_val = v}
#define VAL_BYTE(s, v) \
{s, CFG_BYTE, .val.byte = v}
#define VAL_SHRT(s, v) \
{s, CFG_SHORT, .val.short_val = v}
#define VAL_INCR(s, v) \
{s, CFG_INCREMENT, .val.increment = v}
#define VAL_STRING(s, m, v) \
{s, CFG_STRING, .val.string = v}
union argconfig_val {
char *string;
size_t size;
int int_val;
int bool_val;
uint8_t byte;
uint16_t short_val;
uint32_t positive;
int increment;
unsigned long long_val;
uint64_t long_suffix;
double double_val;
bool flag;
};
struct argconfig_opt_val {
const char *str;
enum argconfig_types type;
union argconfig_val val;
};
struct argconfig_commandline_options {
const char *option;
const char short_option;
const char *meta;
enum argconfig_types config_type;
void *default_value;
int argument_type;
const char *help;
bool seen;
struct argconfig_opt_val *opt_val;
};
void argconfig_append_usage(const char *str);
void argconfig_print_help(const char *program_desc,
struct argconfig_commandline_options *options);
int argconfig_parse(int argc, char *argv[], const char *program_desc,
struct argconfig_commandline_options *options);
int argconfig_parse_comma_sep_array(char *string, int *ret, unsigned int max_length);
int argconfig_parse_comma_sep_array_short(char *string, unsigned short *ret,
unsigned int max_length);
int argconfig_parse_comma_sep_array_long(char *string, unsigned long long *ret,
unsigned int max_length);
int argconfig_parse_comma_sep_array_u16(char *string, __u16 *val,
unsigned int max_length);
int argconfig_parse_comma_sep_array_u32(char *string, __u32 *val,
unsigned int max_length);
int argconfig_parse_comma_sep_array_u64(char *string, __u64 *val,
unsigned int max_length);
void print_word_wrapped(const char *s, int indent, int start, FILE *stream);
bool argconfig_parse_seen(struct argconfig_commandline_options *options,
const char *option);
#endif
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