/*
 * Copyright (c) 2023 joshua stein <jcs@jcs.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 __FIDOPKT_H__
#define __FIDOPKT_H__

#include "util.h"

struct fidopkt_address {
	u_int16_t zone;
	u_int16_t net;
	u_int16_t node;
	u_int16_t point;
};

struct fidopkt_msgid {
	u_int32_t id;
	u_int16_t zone;
	u_int16_t net;
	u_int16_t node;
	u_int16_t point;
};

struct fidopkt_header {
	struct fidopkt_address orig;
	struct fidopkt_address dest;
};
struct fidopkt_message {
	struct fidopkt_header header;
	u_int16_t attr;
#define FIDOPKT_MSG_ATTR_PRIVATE	(1 << 0)
#define FIDOPKT_MSG_ATTR_CRASH		(1 << 1)
	time_t time;
	char to[36];
	char from[36];
	char subject[72];
	char area[16];
	char origin[72];
	struct fidopkt_msgid msgid;
	char msgid_orig[64];
	char reply[32];
	char *body;
	size_t body_len;
};

bool fidopkt_parse_address(char *str, struct fidopkt_address *address);
struct fidopkt_message * fidopkt_parse_message(char *packet_filename,
  struct fidopkt_header *header, char **bufp, size_t *lenp);
size_t fidopkt_encode_message(struct fidopkt_message *msg, char **bufp,
  char *pkt_password, short tzoff);
void fidopkt_message_free(struct fidopkt_message **pktp);

#endif