| 1 | /* $NetBSD: raw_cb.h,v 1.26 2016/01/20 21:43:59 riastradh Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1980, 1986, 1993 |
| 5 | * The Regents of the University of California. All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * 3. Neither the name of the University nor the names of its contributors |
| 16 | * may be used to endorse or promote products derived from this software |
| 17 | * without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 29 | * SUCH DAMAGE. |
| 30 | * |
| 31 | * @(#)raw_cb.h 8.1 (Berkeley) 6/10/93 |
| 32 | */ |
| 33 | |
| 34 | #ifndef _NET_RAW_CB_H_ |
| 35 | #define _NET_RAW_CB_H_ |
| 36 | |
| 37 | #ifdef _KERNEL |
| 38 | |
| 39 | /* |
| 40 | * Raw protocol interface control block. Used |
| 41 | * to tie a socket to the generic raw interface. |
| 42 | */ |
| 43 | struct rawcb { |
| 44 | LIST_ENTRY(rawcb) rcb_list; /* doubly linked list */ |
| 45 | struct socket *rcb_socket; /* back pointer to socket */ |
| 46 | struct sockaddr *rcb_faddr; /* destination address */ |
| 47 | struct sockaddr *rcb_laddr; /* socket's address */ |
| 48 | struct sockproto rcb_proto; /* protocol family, protocol */ |
| 49 | size_t rcb_len; |
| 50 | }; |
| 51 | |
| 52 | #define sotorawcb(so) ((struct rawcb *)(so)->so_pcb) |
| 53 | |
| 54 | /* |
| 55 | * Nominal space allocated to a raw socket. |
| 56 | */ |
| 57 | #define RAWSNDQ 8192 |
| 58 | #define RAWRCVQ 8192 |
| 59 | |
| 60 | LIST_HEAD(rawcbhead, rawcb); |
| 61 | extern struct rawcbhead rawcb; /* head of list */ |
| 62 | |
| 63 | int raw_attach(struct socket *, int); |
| 64 | void *raw_ctlinput(int, const struct sockaddr *, void *); |
| 65 | void raw_detach(struct socket *); |
| 66 | void raw_disconnect(struct rawcb *); |
| 67 | void raw_init(void); |
| 68 | void raw_input(struct mbuf *, ...); |
| 69 | int raw_usrreq(struct socket *, |
| 70 | int, struct mbuf *, struct mbuf *, struct mbuf *, struct lwp *); |
| 71 | void raw_setsockaddr(struct rawcb *, struct sockaddr *); |
| 72 | void raw_setpeeraddr(struct rawcb *, struct sockaddr *); |
| 73 | int raw_send(struct socket *, |
| 74 | struct mbuf *, struct sockaddr *, struct mbuf *, struct lwp *, |
| 75 | int (*)(struct mbuf *, struct socket *)); |
| 76 | |
| 77 | #endif /* _KERNEL */ |
| 78 | |
| 79 | #endif /* !_NET_RAW_CB_H_ */ |
| 80 | |