/*      $NetBSD: socket.h,v 1.19 2019/09/26 01:29:00 christos Exp $     */

/*
 * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994
 *      The 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.
 *
 *      @(#)socket.h    8.6 (Berkeley) 5/3/95
 */

#ifndef _COMPAT_SYS_SOCKET_H_
#define _COMPAT_SYS_SOCKET_H_

#ifdef _KERNEL_OPT

#include "opt_compat_netbsd.h"
#include "opt_compat_linux.h"
#include "opt_compat_ultrix.h"
#include "opt_compat_43.h"
#include "opt_modular.h"

#if defined(COMPAT_43) || defined(MODULAR)
#define COMPAT_OSOCK
#endif

#else
#define COMPAT_OSOCK
#endif

/*
 * 4.3 compat sockaddr
 */
struct osockaddr {
        uint16_t        sa_family;      /* address family */
        char            sa_data[14];    /* up to 14 bytes of direct address */
};

/*
 * 4.3-compat message header
 */
struct omsghdr {
        void *          msg_name;       /* optional address */
        int             msg_namelen;    /* size of address */
        struct iovec    *msg_iov;       /* scatter/gather array */
        int             msg_iovlen;     /* # elements in msg_iov */
        void *          msg_accrights;  /* access rights sent/received */
        u_int           msg_accrightslen;
};

/*
 * 7.0 compat sockcred
 */
struct sockcred70 {
        uid_t   sc_uid;                 /* real user id */
        uid_t   sc_euid;                /* effective user id */
        gid_t   sc_gid;                 /* real group id */
        gid_t   sc_egid;                /* effective group id */
        int     sc_ngroups;             /* number of supplemental groups */
        gid_t   sc_groups[1];           /* variable length */
};
#define SOCKCRED70SIZE(ngrps) \
        (/*CONSTCOND*/sizeof(struct sockcred70) + (sizeof(gid_t) * \
            ((ngrps) ? ((ngrps) - 1) : 0)))

#ifdef _KERNEL

#define SO_OSNDTIMEO    0x1005
#define SO_ORCVTIMEO    0x1006
#define SO_OTIMESTAMP   0x0400
#define SCM_OTIMESTAMP  0x2
#define SCM_OCREDS      0x4

__BEGIN_DECLS
struct socket;
struct proc;
u_long compat_cvtcmd(u_long cmd);
int compat_ifioctl(struct socket *, u_long, u_long, void *, struct lwp *);
int compat43_set_accrights(struct msghdr *, void *, int);

struct mbuf * compat_70_unp_addsockcred(struct lwp *, struct mbuf *);

void uipc_usrreq_70_init(void);
void uipc_usrreq_70_fini(void);
__END_DECLS
#else
int     __socket30(int, int, int);
#endif

#endif /* !_COMPAT_SYS_SOCKET_H_ */