sys/netinet/in_proto.c

/*
 * Copyright (c) 1982, 1986 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *      @(#)in_proto.c  7.3 (Berkeley) 6/29/88
 */

#include "param.h"
#include "socket.h"
#include "protosw.h"
#include "domain.h"
#include "mbuf.h"

#include "in.h"
#include "in_systm.h"

/*
 * TCP/IP protocol family: IP, ICMP, UDP, TCP.
 */
int     ip_output(),ip_ctloutput();
int     ip_init(),ip_slowtimo(),ip_drain();
int     icmp_input();
int     udp_input(),udp_ctlinput();
int     udp_usrreq();
int     udp_init();
int     tcp_input(),tcp_ctlinput();
int     tcp_usrreq(),tcp_ctloutput();
int     tcp_init(),tcp_fasttimo(),tcp_slowtimo(),tcp_drain();
int     rip_input(),rip_output(),rip_ctloutput();
extern  int raw_usrreq();
/*
 * IMP protocol family: raw interface.
 * Using the raw interface entry to get the timer routine
 * in is a kludge.
 */
#include "imp.h"
#if NIMP > 0
int     rimp_output(), hostslowtimo();
#endif

#ifdef NSIP
int     idpip_input(), nsip_ctlinput();
#endif

extern  struct domain inetdomain;

struct protosw inetsw[] = {
{ 0,            &inetdomain,    0,              0,
  0,            ip_output,      0,              0,
  0,
  ip_init,      0,              ip_slowtimo,    ip_drain,
},
{ SOCK_DGRAM,   &inetdomain,    IPPROTO_UDP,    PR_ATOMIC|PR_ADDR,
  udp_input,    0,              udp_ctlinput,   ip_ctloutput,
  udp_usrreq,
  udp_init,     0,              0,              0,
},
{ SOCK_STREAM,  &inetdomain,    IPPROTO_TCP,    PR_CONNREQUIRED|PR_WANTRCVD,
  tcp_input,    0,              tcp_ctlinput,   tcp_ctloutput,
  tcp_usrreq,
  tcp_init,     tcp_fasttimo,   tcp_slowtimo,   tcp_drain,
},
{ SOCK_RAW,     &inetdomain,    IPPROTO_RAW,    PR_ATOMIC|PR_ADDR,
  rip_input,    rip_output,     0,              rip_ctloutput,
  raw_usrreq,
  0,            0,              0,              0,
},
{ SOCK_RAW,     &inetdomain,    IPPROTO_ICMP,   PR_ATOMIC|PR_ADDR,
  icmp_input,   rip_output,     0,              rip_ctloutput,
  raw_usrreq,
  0,            0,              0,              0,
},
#ifdef NSIP
{ SOCK_RAW,     &inetdomain,    IPPROTO_IDP,    PR_ATOMIC|PR_ADDR,
  idpip_input,  rip_output,     nsip_ctlinput,  0,
  raw_usrreq,
  0,            0,              0,              0,
},
#endif
        /* raw wildcard */
{ SOCK_RAW,     &inetdomain,    0,              PR_ATOMIC|PR_ADDR,
  rip_input,    rip_output,     0,              rip_ctloutput,
  raw_usrreq,
  0,            0,              0,              0,
},
};

struct domain inetdomain =
    { AF_INET, "internet", 0, 0, 0,
      inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])] };

#if NIMP > 0
extern  struct domain impdomain;

struct protosw impsw[] = {
{ SOCK_RAW,     &impdomain,     0,              PR_ATOMIC|PR_ADDR,
  0,            rimp_output,    0,              0,
  raw_usrreq,
  0,            0,              hostslowtimo,   0,
},
};

struct domain impdomain =
    { AF_IMPLINK, "imp", 0, 0, 0,
      impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] };
#endif

#include "hy.h"
#if NHY > 0
/*
 * HYPERchannel protocol family: raw interface.
 */
int     rhy_output();
extern  struct domain hydomain;

struct protosw hysw[] = {
{ SOCK_RAW,     &hydomain,      0,              PR_ATOMIC|PR_ADDR,
  0,            rhy_output,     0,              0,
  raw_usrreq,
  0,            0,              0,              0,
},
};

struct domain hydomain =
    { AF_HYLINK, "hy", 0, 0, 0, hysw, &hysw[sizeof (hysw)/sizeof(hysw[0])] };
#endif