bsd/net/raw_cb.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Copyright (c) 1980, 1986, 1993
  24  *      The Regents of the University of California.  All rights reserved.
  25  *
  26  * Redistribution and use in source and binary forms, with or without
  27  * modification, are permitted provided that the following conditions
  28  * are met:
  29  * 1. Redistributions of source code must retain the above copyright
  30  *    notice, this list of conditions and the following disclaimer.
  31  * 2. Redistributions in binary form must reproduce the above copyright
  32  *    notice, this list of conditions and the following disclaimer in the
  33  *    documentation and/or other materials provided with the distribution.
  34  * 3. All advertising materials mentioning features or use of this software
  35  *    must display the following acknowledgement:
  36  *      This product includes software developed by the University of
  37  *      California, Berkeley and its contributors.
  38  * 4. Neither the name of the University nor the names of its contributors
  39  *    may be used to endorse or promote products derived from this software
  40  *    without specific prior written permission.
  41  *
  42  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  43  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  44  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  45  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  46  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  47  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  48  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  50  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  51  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  52  * SUCH DAMAGE.
  53  *
  54  *      @(#)raw_cb.h    8.1 (Berkeley) 6/10/93
  55  */
  56
  57 #ifndef _NET_RAW_CB_H_
  58 #define _NET_RAW_CB_H_
  59 #include <sys/appleapiopts.h>
  60
  61 #include <sys/queue.h>
  62
  63 #ifdef PRIVATE
  64 /*
  65  * Raw protocol interface control block.  Used
  66  * to tie a socket to the generic raw interface.
  67  */
  68 struct rawcb {
  69         LIST_ENTRY(rawcb) list;
  70         struct  socket *rcb_socket;     /* back pointer to socket */
  71         struct  sockaddr *rcb_faddr;    /* destination address */
  72         struct  sockaddr *rcb_laddr;    /* socket's address */
  73         struct  sockproto rcb_proto;    /* protocol family, protocol */
  74         u_long  reserved[4];            /* for future use */
  75 };
  76
  77 #define sotorawcb(so)           ((struct rawcb *)(so)->so_pcb)
  78
  79 /*
  80  * Nominal space allocated to a raw socket.
  81  */
  82 #define RAWSNDQ         8192
  83 #define RAWRCVQ         8192
  84 #endif /* PRIVATE */
  85
  86 #ifdef KERNEL_PRIVATE
  87 extern LIST_HEAD(rawcb_list_head, rawcb) rawcb_list;
  88
  89 int      raw_attach(struct socket *, int);
  90 void     raw_ctlinput(int, struct sockaddr *, void *);
  91 void     raw_detach(struct rawcb *);
  92 void     raw_disconnect(struct rawcb *);
  93 void     raw_init(void);
  94 void     raw_input(struct mbuf *,
  95             struct sockproto *, struct sockaddr *, struct sockaddr *);
  96
  97 extern  struct pr_usrreqs raw_usrreqs;
  98 #endif KERNEL_PRIVATE
  99
 100 #endif