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110 lines
3.8 KiB
C
110 lines
3.8 KiB
C
/*
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* ng_ksocket.h
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*/
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/*-
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* Copyright (c) 1996-1999 Whistle Communications, Inc.
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* All rights reserved.
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*
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* Subject to the following obligations and disclaimer of warranty, use and
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* redistribution of this software, in source or object code forms, with or
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* without modifications are expressly permitted by Whistle Communications;
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* provided, however, that:
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* 1. Any and all reproductions of the source or object code must include the
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* copyright notice above and the following disclaimer of warranties; and
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* 2. No rights are granted, in any manner or form, to use Whistle
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* Communications, Inc. trademarks, including the mark "WHISTLE
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* COMMUNICATIONS" on advertising, endorsements, or otherwise except as
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* such appears in the above copyright notice or in the software.
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*
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* THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
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* REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
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* INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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* WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
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* REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
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* SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
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* IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
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* RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
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* WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* Author: Archie Cobbs <archie@freebsd.org>
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* $Whistle: ng_ksocket.h,v 1.1 1999/11/16 20:04:40 archie Exp $
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*/
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#ifndef _NETGRAPH_NG_KSOCKET_H_
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#define _NETGRAPH_NG_KSOCKET_H_
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#include <sys/socket.h>
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/* Node type name and magic cookie */
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#define NG_KSOCKET_NODE_TYPE "ksocket"
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#define NGM_KSOCKET_COOKIE 942710669
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/* For NGM_KSOCKET_SETOPT and NGM_KSOCKET_GETOPT control messages */
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struct ng_ksocket_sockopt {
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int32_t level; /* second arg of [gs]etsockopt() */
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int32_t name; /* third arg of [gs]etsockopt() */
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u_char value[]; /* fourth arg of [gs]etsockopt() */
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};
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/* Max length socket option we can return via NGM_KSOCKET_GETOPT
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XXX This should not be necessary, we should dynamically size
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XXX the response. Until then.. */
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#define NG_KSOCKET_MAX_OPTLEN 1024
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/* Keep this in sync with the above structure definition */
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#define NG_KSOCKET_SOCKOPT_INFO(svtype) { \
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{ "level", &ng_parse_int32_type }, \
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{ "name", &ng_parse_int32_type }, \
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{ "value", (svtype) }, \
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{ NULL } \
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}
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/* For NGM_KSOCKET_ACCEPT control message responses */
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struct ng_ksocket_accept {
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u_int32_t nodeid; /* node ID of connected ksocket */
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struct sockaddr addr; /* peer's address (variable length) */
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};
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/* Keep this in sync with the above structure definition */
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#define NGM_KSOCKET_ACCEPT_INFO { \
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{ "nodeid", &ng_parse_hint32_type }, \
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{ "addr", &ng_ksocket_generic_sockaddr_type }, \
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{ NULL } \
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}
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/* Netgraph commands */
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enum {
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NGM_KSOCKET_BIND = 1,
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NGM_KSOCKET_LISTEN,
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NGM_KSOCKET_ACCEPT,
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NGM_KSOCKET_CONNECT,
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NGM_KSOCKET_GETNAME,
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NGM_KSOCKET_GETPEERNAME,
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NGM_KSOCKET_SETOPT,
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NGM_KSOCKET_GETOPT,
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};
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#ifdef _KERNEL
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/* Structure for sockaddr tag */
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struct sa_tag {
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struct m_tag tag;
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ng_ID_t id;
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struct sockaddr sa;
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};
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/* Tag information ID's */
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#define NG_KSOCKET_TAG_SOCKADDR 1 /* data is struct sockaddr */
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#endif /* _KERNEL */
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#endif /* _NETGRAPH_NG_KSOCKET_H_ */
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