/*	$OpenBSD: parse.h,v 1.13 2019/06/17 12:42:52 florian Exp $ */
/*
 * Copyright (c) 2016 Sebastian Benoit <benno@openbsd.org>
 *
 * Permission to use, copy, modify, and 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.
 */
#ifndef PARSE_H
#define PARSE_H

#include <sys/queue.h>

#define AUTH_MAXLEN	120	/* max length of an authority_c name */
#define DOMAIN_MAXLEN	255	/* max len of a domain name (rfc2181) */

/*
 * XXX other size limits needed?
 * limit all paths to PATH_MAX
 */

enum keytype {
	KT_RSA = 0,
	KT_ECDSA
};

struct authority_c {
	TAILQ_ENTRY(authority_c)	 entry;
	char				*name;
	char				*api;
	char				*account;
	enum keytype			 keytype;
};

struct domain_c {
	TAILQ_ENTRY(domain_c)	 entry;
	TAILQ_HEAD(, altname_c)	 altname_list;
	int			 altname_count;
	enum keytype		 keytype;
	char			*domain;
	char			*key;
	char			*cert;
	char			*chain;
	char			*fullchain;
	char			*auth;
	char			*challengedir;
};

struct altname_c {
	TAILQ_ENTRY(altname_c)	 entry;
	char		       	*domain;
};

struct keyfile {
	LIST_ENTRY(keyfile)	 entry;
	char			*name;
};

#define ACME_OPT_VERBOSE	0x00000001
#define ACME_OPT_CHECK		0x00000004

struct acme_conf {
	int			 opts;
	TAILQ_HEAD(, authority_c) authority_list;
	TAILQ_HEAD(, domain_c)	 domain_list;
	LIST_HEAD(, keyfile)	 used_key_list;
};

struct acme_conf	*parse_config(const char *, int);
int			 cmdline_symset(char *);

/* use these to find a authority or domain by name */
struct authority_c	*authority_find(struct acme_conf *, char *);
struct authority_c	*authority_find0(struct acme_conf *);
struct domain_c		*domain_find(struct acme_conf *, char *);

int			 domain_valid(const char *);

#endif /* PARSE_H */