For now, take out directory operation locking. Get rid of buffer

[unix-history] / usr / src / sys / netinet / in_proto.c

/*
 * Copyright (c) 1982, 1986 Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)in_proto.c	7.8 (Berkeley) %G%
 */

#include <sys/param.h>
#include <sys/socket.h>
#include <sys/protosw.h>
#include <sys/domain.h>
#include <sys/mbuf.h>

#include <netinet/in.h>
#include <netinet/in_systm.h>

#include <net/radix.h>

/*
 * TCP/IP protocol family: IP, ICMP, UDP, TCP.
 */
int	ip_output(),ip_ctloutput();
int	ip_init(),ip_slowtimo(),ip_drain();
int	icmp_input();
#ifdef MULTICAST
int	igmp_init(),igmp_input(),igmp_fasttimo();
#endif
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_init(),rip_input(),rip_output(),rip_ctloutput(), rip_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

#ifdef TPIP
int	tpip_input(), tpip_ctlinput(), tp_ctloutput(), tp_usrreq();
int	tp_init(), tp_slowtimo(), tp_drain();
#endif

#ifdef EON
int	eoninput(), eonctlinput(), eonprotoinit();
#endif EON

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,
  rip_usrreq,
  0,		0,		0,		0,
},
{ SOCK_RAW,	&inetdomain,	IPPROTO_ICMP,	PR_ATOMIC|PR_ADDR,
  icmp_input,	rip_output,	0,		rip_ctloutput,
  rip_usrreq,
  0,		0,		0,		0,
},
#ifdef TPIP
{ SOCK_SEQPACKET,&inetdomain,	IPPROTO_TP,	PR_CONNREQUIRED|PR_WANTRCVD,
  tpip_input,	0,		tpip_ctlinput,	tp_ctloutput,
  tp_usrreq,
  tp_init,	0,		tp_slowtimo,	tp_drain,
},
#endif
/* EON (ISO CLNL over IP) */
#ifdef EON
{ SOCK_RAW,	&inetdomain,	IPPROTO_EON,	0,
  eoninput,	0,		eonctlinput,		0,
  0,
  eonprotoinit,	0,		0,		0,
},
#endif
#ifdef MULTICAST
{ SOCK_RAW,	&inetdomain,	IPPROTO_IGMP,	PR_ATOMIC|PR_ADDR,
  igmp_input,	rip_output,	0,		rip_ctloutput,
  rip_usrreq,
  igmp_init,	igmp_fasttimo,	0,		0,
},
#endif
#ifdef NSIP
{ SOCK_RAW,	&inetdomain,	IPPROTO_IDP,	PR_ATOMIC|PR_ADDR,
  idpip_input,	rip_output,	nsip_ctlinput,	0,
  rip_usrreq,
  0,		0,		0,		0,
},
#endif
	/* raw wildcard */
{ SOCK_RAW,	&inetdomain,	0,		PR_ATOMIC|PR_ADDR,
  rip_input,	rip_output,	0,		rip_ctloutput,
  rip_usrreq,
  rip_init,	0,		0,		0,
},
};

struct domain inetdomain =
    { AF_INET, "internet", 0, 0, 0, 
      inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0,
      rn_inithead, 32, sizeof(struct sockaddr_in) };

#if NIMP > 0
extern	struct domain impdomain;

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

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