1 2 /* 3 * ng_ksocket.h 4 * 5 * Copyright (c) 1996-1999 Whistle Communications, Inc. 6 * All rights reserved. 7 * 8 * Subject to the following obligations and disclaimer of warranty, use and 9 * redistribution of this software, in source or object code forms, with or 10 * without modifications are expressly permitted by Whistle Communications; 11 * provided, however, that: 12 * 1. Any and all reproductions of the source or object code must include the 13 * copyright notice above and the following disclaimer of warranties; and 14 * 2. No rights are granted, in any manner or form, to use Whistle 15 * Communications, Inc. trademarks, including the mark "WHISTLE 16 * COMMUNICATIONS" on advertising, endorsements, or otherwise except as 17 * such appears in the above copyright notice or in the software. 18 * 19 * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND 20 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO 21 * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, 22 * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF 23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. 24 * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY 25 * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS 26 * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. 27 * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES 28 * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING 29 * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 30 * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR 31 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 34 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 35 * OF SUCH DAMAGE. 36 * 37 * Author: Archie Cobbs <archie@freebsd.org> 38 * 39 * $FreeBSD$ 40 * $Whistle: ng_ksocket.h,v 1.1 1999/11/16 20:04:40 archie Exp $ 41 */ 42 43 #ifndef _NETGRAPH_KSOCKET_H_ 44 #define _NETGRAPH_KSOCKET_H_ 45 46 #include <sys/socket.h> 47 48 /* Node type name and magic cookie */ 49 #define NG_KSOCKET_NODE_TYPE "ksocket" 50 #define NGM_KSOCKET_COOKIE 942710669 51 52 /* For NGM_KSOCKET_SETOPT and NGM_KSOCKET_GETOPT control messages */ 53 struct ng_ksocket_sockopt { 54 int32_t level; /* second arg of [gs]etsockopt() */ 55 int32_t name; /* third arg of [gs]etsockopt() */ 56 u_char value[0]; /* fourth arg of [gs]etsockopt() */ 57 }; 58 59 /* Max length socket option we can return via NGM_KSOCKET_GETOPT 60 XXX This should not be necessary, we should dynamically size 61 XXX the response. Until then.. */ 62 #define NG_KSOCKET_MAX_OPTLEN 1024 63 64 /* Keep this in sync with the above structure definition */ 65 #define NG_KSOCKET_SOCKOPT_INFO(svtype) { \ 66 { "level", &ng_parse_int32_type }, \ 67 { "name", &ng_parse_int32_type }, \ 68 { "value", (svtype) }, \ 69 { NULL } \ 70 } 71 72 /* For NGM_KSOCKET_ACCEPT control message responses */ 73 struct ng_ksocket_accept { 74 u_int32_t nodeid; /* node ID of connected ksocket */ 75 struct sockaddr addr; /* peer's address (variable length) */ 76 }; 77 78 /* Keep this in sync with the above structure definition */ 79 #define NGM_KSOCKET_ACCEPT_INFO { \ 80 { "nodeid", &ng_parse_hint32_type }, \ 81 { "addr", &ng_ksocket_generic_sockaddr_type }, \ 82 { NULL } \ 83 } 84 85 /* Netgraph commands */ 86 enum { 87 NGM_KSOCKET_BIND = 1, 88 NGM_KSOCKET_LISTEN, 89 NGM_KSOCKET_ACCEPT, 90 NGM_KSOCKET_CONNECT, 91 NGM_KSOCKET_GETNAME, 92 NGM_KSOCKET_GETPEERNAME, 93 NGM_KSOCKET_SETOPT, 94 NGM_KSOCKET_GETOPT, 95 }; 96 97 /* Meta information ID's */ 98 #define NG_KSOCKET_META_SOCKADDR 1 /* data is struct sockaddr */ 99 100 #endif /* _NETGRAPH_KSOCKET_H_ */ 101