/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _NDPD_DEFS_H
#define _NDPD_DEFS_H

#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <errno.h>
#include <sys/types.h>
#include <fcntl.h>
#include <signal.h>
#include <poll.h>
#include <unistd.h>
#include <time.h>
#include <stdarg.h>
#include <syslog.h>

#include <sys/param.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netdb.h>

#include <sys/ioctl.h>
#include <sys/sockio.h>
#include <net/if.h>
#include <sys/stropts.h>

#include <string.h>
#include <ctype.h>

#include <netinet/in_systm.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <netinet/ip_icmp.h>
#include <netinet/if_ether.h>
#include <netinet/ip6.h>
#include <netinet/icmp6.h>
#include <net/route.h>
#include <libipadm.h>
#include <ipadm_ndpd.h>

#include "tables.h"

#ifdef  __cplusplus
extern "C" {
#endif

#define CURHOP_UNSPECIFIED 0
#define PATH_NDPD_CONF  "/etc/inet/ndpd.conf"

extern int debug, no_loopback;

extern struct in6_addr all_nodes_mcast;
extern struct in6_addr all_routers_mcast;

extern int                      rtsock;
extern struct   rt_msghdr       *rt_msg;
extern struct   sockaddr_in6    *rta_gateway;
extern struct   sockaddr_dl     *rta_ifp;

/* Debug flags */
#define D_ALL           0xffff
#define D_DEFAULTS      0x0001          /* Default values in config file */
#define D_CONFIG        0x0002          /* Config file */
#define D_PHYINT        0x0004          /* phyint table */
#define D_PREFIX        0x0008          /* prefix table */
#define D_ROUTER        0x0010          /* router table */
#define D_STATE         0x0020          /* RS/RA state machine */
#define D_IFSCAN        0x0040          /* Scan of kernel interfaces */
#define D_TIMER         0x0080          /* Timer mechanism */
#define D_PARSE         0x0100          /* config file parser */
#define D_PKTIN         0x0200          /* Received packet */
#define D_PKTBAD        0x0400          /* Malformed packet */
#define D_PKTOUT        0x0800          /* Sent packet */
#define D_TMP           0x1000          /* RFC3041 mechanism */
#define D_DHCP          0x2000          /* RFC3315 DHCPv6 (stateful addrs) */

#define IF_SEPARATOR            ':'
#define IPV6_MAX_HOPS           255
#define IPV6_MIN_MTU            (1024+256)
#define IPV6_ABITS              128
#define TMP_TOKEN_BITS          64
#define TMP_TOKEN_BYTES         (TMP_TOKEN_BITS / 8)
#define MAX_DAD_FAILURES        5

/* Return a random number from a an range inclusive of the endpoints */
#define GET_RANDOM(LOW, HIGH) (random() % ((HIGH) - (LOW) + 1) + (LOW))

#define TIMER_INFINITY  0xFFFFFFFFU     /* Never time out */
#define PREFIX_INFINITY 0XFFFFFFFFU     /* A "forever" prefix lifetime */

/*
 * Used by 2 hour rule for stateless addrconf
 */
#define MIN_VALID_LIFETIME      (2*60*60)               /* In seconds */

/*
 * Control how often pi_ReachableTime gets re-randomized
 */
#define MIN_REACH_RANDOM_INTERVAL       (60*1000)       /* 1 minute in ms */
#define MAX_REACH_RANDOM_INTERVAL       (60*60*1000)    /* 1 hour in ms */

/*
 * Parsing constants
 */
#define MAXLINELEN      4096
#define MAXARGSPERLINE  128

void            timer_schedule(uint_t delay);
extern void     logmsg(int level, const char *fmt, ...);
extern void     logperror(const char *str);
extern void     logperror_pi(const struct phyint *pi, const char *str);
extern void     logperror_pr(const struct prefix *pr, const char *str);
extern int      parse_config(char *config_file, boolean_t file_required);

extern int      poll_add(int fd);
extern int      poll_remove(int fd);

extern char     *fmt_lla(char *llabuf, int bufsize, uchar_t *lla, int llalen);

extern int      do_dad(char *ifname, struct sockaddr_in6 *testaddr);

#ifdef  __cplusplus
}
#endif

#endif  /* _NDPD_DEFS_H */