LCOM1920-T02G10

/*        $NetBSD: at.h,v 1.8 2014/12/02 19:33:44 christos Exp $        */

/*

 * Copyright (c) 1990,1991 Regents of The University of Michigan.

 * All Rights Reserved.

 *

 * Permission to use, copy, modify, and distribute this software and

 * its documentation for any purpose and without fee is hereby granted,

 * provided that the above copyright notice appears in all copies and

 * that both that copyright notice and this permission notice appear

 * in supporting documentation, and that the name of The University

 * of Michigan not be used in advertising or publicity pertaining to

 * distribution of the software without specific, written prior

 * permission. This software is supplied as is without expressed or

 * implied warranties of any kind.

 *

 * This product includes software developed by the University of

 * California, Berkeley and its contributors.

 *

 *        Research Systems Unix Group

 *        The University of Michigan

 *        c/o Wesley Craig

 *        535 W. William Street

 *        Ann Arbor, Michigan

 *        +1-313-764-2278

 *        netatalk@umich.edu

 */

#ifndef _NETATALK_AT_H_

#define _NETATALK_AT_H_

#include <sys/ansi.h>

#ifndef sa_family_t

typedef __sa_family_t        sa_family_t;

#define sa_family_t        __sa_family_t

#endif

/*

 * Supported protocols

 */

#define ATPROTO_DDP        0

#define ATPROTO_AARP        254

#define DDP_MAXSZ        587

/*

 * If ATPORT_FIRST <= Port < ATPORT_RESERVED,

 * Port was created by a privileged process.

 * If ATPORT_RESERVED <= Port < ATPORT_LAST,

 * Port was not necessarily created by a

 * privileged process.

 */

#define ATPORT_FIRST        1

#define ATPORT_RESERVED        128

#define ATPORT_LAST        255

/*

 * AppleTalk address.

 */

struct at_addr {

        uint16_t         s_net;

        uint8_t          s_node;

};

#define ATADDR_ANYNET        (uint16_t)0x0000

#define ATADDR_ANYNODE        (uint8_t)0x00

#define ATADDR_ANYPORT        (uint8_t)0x00

#define ATADDR_BCAST        (uint8_t)0xff        /* There is no BCAST for NET */

struct netrange {

        uint8_t                nr_phase;

        uint16_t        nr_firstnet;

        uint16_t        nr_lastnet;

};

/*

 * Socket address, AppleTalk style.  We keep magic information in the

 * zero bytes.  There are three types, NONE, CONFIG which has the phase

 * and a net range, and IFACE which has the network address of an

 * interface.  IFACE may be filled in by the client, and is filled in

 * by the kernel.

 */

struct sockaddr_at {

        uint8_t                sat_len;

        sa_family_t        sat_family;

        uint8_t                sat_port;

        struct at_addr  sat_addr;

        union {

                struct netrange r_netrange;

                char            r_zero[8];        /* Hide a struct netrange in

                                                 * here */

        } sat_range;

};

#define sat_zero sat_range.r_zero

#ifdef _KERNEL

#include <sys/protosw.h>

extern struct domain atalkdomain;

extern const struct protosw atalksw[];

#endif

#if defined(_KERNEL) || defined(_TEST)

#define ATALK_ADDRSTRLEN 10

extern struct domain atalkdomain;

int at_print(char *, size_t, const struct at_addr *);

int sat_print(char *, size_t, const void *);

#endif

#endif        /* !_NETATALK_AT_H_ */