/*-
 * SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright (c) 1992, 1993
 *      Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>

#define NETSTAT_XO_VERSION "1"

#define satosin(sa)     ((struct sockaddr_in *)(sa))
#define satosin6(sa)    ((struct sockaddr_in6 *)(sa))
#define sin6tosa(sin6)  ((struct sockaddr *)(sin6))

extern bool     Aflag;  /* show addresses of protocol control block */
extern bool     aflag;  /* show all sockets (including servers) */
extern bool     bflag;  /* show i/f total bytes in/out */
extern bool     cflag;  /* show congestion control stats */
extern bool     Cflag;  /* show congestion control algo and stack */
extern bool     dflag;  /* show i/f dropped packets */
extern bool     gflag;  /* show group (multicast) routing or stats */
extern bool     hflag;  /* show counters in human readable format */
extern bool     iflag;  /* show interfaces */
extern bool     Lflag;  /* show size of listen queues */
extern bool     mflag;  /* show memory stats */
extern int      noutputs;       /* how much outputs before we exit */
extern u_int    numeric_addr;   /* show addresses numerically */
extern bool     numeric_port;   /* show ports numerically */
extern bool     Pflag;  /* show TCP log ID */
extern bool     rflag;  /* show routing tables (or routing stats) */
extern bool     Rflag;  /* show flowid / RSS information */
extern int      sflag;  /* show protocol statistics */
extern bool     Tflag;  /* show TCP control block info */
extern bool     Wflag;  /* wide display */
extern bool     xflag;  /* extended display, includes all socket buffer info */
extern bool     zflag;  /* zero stats */

extern int      interval; /* repeat interval for i/f stats */

extern char     *interface; /* desired i/f for stats, or NULL for all i/fs */
extern int      unit;   /* unit number for above */

extern int      live;   /* true if we are examining a live system */

typedef int kreadfn_t(u_long, void *, size_t);
int     fetch_stats(const char *, u_long, void *, size_t, kreadfn_t);
int     fetch_stats_ro(const char *, u_long, void *, size_t, kreadfn_t);

int     kread(u_long addr, void *buf, size_t size);
uint64_t kread_counter(u_long addr);
int     kread_counters(u_long addr, void *buf, size_t size);
void    kset_dpcpu(u_int);
const char *plural(uintmax_t);
const char *plurales(uintmax_t);
const char *pluralies(uintmax_t);

struct sockaddr;
struct socket;
struct xsocket;
int     sotoxsocket(struct socket *, struct xsocket *);
void    protopr(u_long, const char *, int, int);
void    tcp_stats(u_long, const char *, int, int);
void    udp_stats(u_long, const char *, int, int);
#ifdef SCTP
void    sctp_protopr(u_long, const char *, int, int);
void    sctp_stats(u_long, const char *, int, int);
#endif
void    arp_stats(u_long, const char *, int, int);
void    divert_stats(u_long, const char *, int, int);
void    ip_stats(u_long, const char *, int, int);
void    icmp_stats(u_long, const char *, int, int);
void    igmp_stats(u_long, const char *, int, int);
void    pim_stats(u_long, const char *, int, int);
void    carp_stats(u_long, const char *, int, int);
void    pfsync_stats(u_long, const char *, int, int);
void    pflow_stats(u_long, const char *, int, int);
#ifdef IPSEC
void    ipsec_stats(u_long, const char *, int, int);
void    esp_stats(u_long, const char *, int, int);
void    ah_stats(u_long, const char *, int, int);
void    ipcomp_stats(u_long, const char *, int, int);
#endif

#ifdef INET
struct in_addr;

char    *inetname(struct in_addr *);
#endif

#ifdef INET6
struct in6_addr;

char    *inet6name(struct in6_addr *);
void    ip6_stats(u_long, const char *, int, int);
void    ip6_ifstats(char *);
void    icmp6_stats(u_long, const char *, int, int);
void    icmp6_ifstats(char *);
void    pim6_stats(u_long, const char *, int, int);
void    rip6_stats(u_long, const char *, int, int);
void    mroute6pr(void);
void    mrt6_stats(void);

struct sockaddr_in6;
struct in6_addr;
void in6_fillscopeid(struct sockaddr_in6 *);
void    inet6print(const char *, struct in6_addr *, int, const char *, int);
#endif /*INET6*/

#ifdef IPSEC
void    pfkey_stats(u_long, const char *, int, int);
#endif

void    mbpr(void *, u_long);

void    netisr_stats(void);

void    hostpr(u_long, u_long);
void    impstats(u_long, u_long);

void    intpr(void (*)(char *), int);

void    pr_family(int);
void    rt_stats(void);

char    *routename(struct sockaddr *, int);
const char *netname(struct sockaddr *, struct sockaddr *);
void    routepr(int, int);
int     p_sockaddr(const char *name, struct sockaddr *sa,
            struct sockaddr *mask, int flags, int width);
const char *fmt_sockaddr(struct sockaddr *sa, struct sockaddr *mask,
            int flags);

#ifdef NETGRAPH
void    netgraphprotopr(u_long, const char *, int, int);
#endif

void    unixpr(u_long, u_long, u_long, u_long, u_long, bool *);

void    mroutepr(void);
void    mrt_stats(void);
void    bpf_stats(char *);
void    nhops_print(int fibnum, int af);
void    nhgrp_print(int fibnum, int af);