not doing *anything* while waiting for input; add substate

[unix-history] / usr / src / sys / kern / uipc_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 this notice is preserved and that due credit is given
 * to the University of California at 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'' without express or implied warranty.
 *
 *	@(#)uipc_proto.c	7.2 (Berkeley) %G%
 */

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

/*
 * Definitions of protocols supported in the UNIX domain.
 */

int	uipc_usrreq();
int	raw_init(),raw_usrreq(),raw_input(),raw_ctlinput();
extern	struct domain unixdomain;		/* or at least forward */

struct protosw unixsw[] = {
{ SOCK_STREAM,	&unixdomain,	0,	PR_CONNREQUIRED|PR_WANTRCVD|PR_RIGHTS,
  0,		0,		0,		0,
  uipc_usrreq,
  0,		0,		0,		0,
},
{ SOCK_DGRAM,	&unixdomain,	0,		PR_ATOMIC|PR_ADDR|PR_RIGHTS,
  0,		0,		0,		0,
  uipc_usrreq,
  0,		0,		0,		0,
},
{ 0,		0,		0,		0,
  raw_input,	0,		raw_ctlinput,	0,
  raw_usrreq,
  raw_init,	0,		0,		0,
}
};

int	unp_externalize(), unp_dispose();

struct domain unixdomain =
    { AF_UNIX, "unix", 0, unp_externalize, unp_dispose,
      unixsw, &unixsw[sizeof(unixsw)/sizeof(unixsw[0])] };