211 lines
8.2 KiB
C
211 lines
8.2 KiB
C
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/*
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* ng_ppp.h
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*
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* Copyright (c) 1996-2000 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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*
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* $FreeBSD$
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* $Whistle: ng_ppp.h,v 1.8 1999/01/25 02:40:02 archie Exp $
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*/
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#ifndef _NETGRAPH_PPP_H_
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#define _NETGRAPH_PPP_H_
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/* Node type name and magic cookie */
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#define NG_PPP_NODE_TYPE "ppp"
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#define NGM_PPP_COOKIE 940897795
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/* Maximum number of supported links */
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#define NG_PPP_MAX_LINKS 16
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/* Pseudo-link number representing the multi-link bundle */
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#define NG_PPP_BUNDLE_LINKNUM 0xffff
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/* Max allowable link latency (miliseconds) and bandwidth (bytes/second/10) */
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#define NG_PPP_MAX_LATENCY 1000 /* 1 second */
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#define NG_PPP_MAX_BANDWIDTH 125000 /* 10 Mbits / second */
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/* Hook names */
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#define NG_PPP_HOOK_BYPASS "bypass" /* unknown protocols */
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#define NG_PPP_HOOK_COMPRESS "compress" /* outgoing compression */
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#define NG_PPP_HOOK_DECOMPRESS "decompress" /* incoming decompression */
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#define NG_PPP_HOOK_ENCRYPT "encrypt" /* outgoing encryption */
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#define NG_PPP_HOOK_DECRYPT "decrypt" /* incoming decryption */
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#define NG_PPP_HOOK_VJC_IP "vjc_ip" /* VJC raw IP */
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#define NG_PPP_HOOK_VJC_COMP "vjc_vjcomp" /* VJC compressed TCP */
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#define NG_PPP_HOOK_VJC_UNCOMP "vjc_vjuncomp" /* VJC uncompressed TCP */
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#define NG_PPP_HOOK_VJC_VJIP "vjc_vjip" /* VJC uncompressed IP */
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#define NG_PPP_HOOK_INET "inet" /* IP packet data */
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#define NG_PPP_HOOK_ATALK "atalk" /* AppleTalk packet data */
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#define NG_PPP_HOOK_IPX "ipx" /* IPX packet data */
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#define NG_PPP_HOOK_IPV6 "ipv6" /* IPv6 packet data */
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#define NG_PPP_HOOK_LINK_PREFIX "link" /* append decimal link number */
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/* Netgraph commands */
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enum {
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NGM_PPP_SET_CONFIG = 1, /* takes struct ng_ppp_node_conf */
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NGM_PPP_GET_CONFIG, /* returns ng_ppp_node_conf */
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NGM_PPP_GET_MP_STATE, /* returns ng_ppp_mp_state */
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NGM_PPP_GET_LINK_STATS, /* takes link #, returns stats struct */
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NGM_PPP_CLR_LINK_STATS, /* takes link #, clears link stats */
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NGM_PPP_GETCLR_LINK_STATS, /* takes link #, returns & clrs stats */
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};
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/* Multi-link sequence number state (for debugging) */
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struct ng_ppp_mp_state {
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int32_t rseq[NG_PPP_MAX_LINKS]; /* highest rec'd MP seq # */
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int32_t mseq; /* min rseq[i] */
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int32_t xseq; /* next xmit MP seq # */
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};
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/* Keep this in sync with the above structure definition */
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#define NG_PPP_MP_STATE_TYPE_INFO(atype) { \
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{ \
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{ "rseq", (atype) }, \
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{ "mseq", &ng_parse_hint32_type }, \
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{ "xseq", &ng_parse_hint32_type }, \
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{ NULL }, \
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} \
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}
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/* Per-link config structure */
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struct ng_ppp_link_conf {
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u_char enableLink; /* enable this link */
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u_char enableProtoComp;/* enable protocol field compression */
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u_char enableACFComp; /* enable addr/ctrl field compression */
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u_int16_t mru; /* peer MRU */
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u_int32_t latency; /* link latency (in milliseconds) */
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u_int32_t bandwidth; /* link bandwidth (in bytes/second) */
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};
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/* Keep this in sync with the above structure definition */
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#define NG_PPP_LINK_TYPE_INFO { \
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{ \
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{ "enableLink", &ng_parse_uint8_type }, \
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{ "enableProtoComp", &ng_parse_uint8_type }, \
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{ "enableACFComp", &ng_parse_uint8_type }, \
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{ "mru", &ng_parse_uint16_type }, \
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{ "latency", &ng_parse_uint32_type }, \
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{ "bandwidth", &ng_parse_uint32_type }, \
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{ NULL }, \
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} \
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}
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/* Bundle config structure */
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struct ng_ppp_bund_conf {
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u_int16_t mrru; /* multilink peer MRRU */
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u_char enableMultilink; /* enable multilink */
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u_char recvShortSeq; /* recv multilink short seq # */
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u_char xmitShortSeq; /* xmit multilink short seq # */
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u_char enableRoundRobin; /* xmit whole packets */
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u_char enableIP; /* enable IP data flow */
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u_char enableIPv6; /* enable IPv6 data flow */
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u_char enableAtalk; /* enable AppleTalk data flow */
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u_char enableIPX; /* enable IPX data flow */
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u_char enableCompression; /* enable PPP compression */
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u_char enableDecompression; /* enable PPP decompression */
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u_char enableEncryption; /* enable PPP encryption */
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u_char enableDecryption; /* enable PPP decryption */
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u_char enableVJCompression; /* enable VJ compression */
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u_char enableVJDecompression; /* enable VJ decompression */
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};
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/* Keep this in sync with the above structure definition */
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#define NG_PPP_BUND_TYPE_INFO { \
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{ \
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{ "mrru", &ng_parse_uint16_type }, \
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{ "enableMultilink", &ng_parse_uint8_type }, \
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{ "recvShortSeq", &ng_parse_uint8_type }, \
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{ "xmitShortSeq", &ng_parse_uint8_type }, \
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{ "enableRoundRobin", &ng_parse_uint8_type }, \
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{ "enableIP", &ng_parse_uint8_type }, \
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{ "enableIPv6", &ng_parse_uint8_type }, \
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{ "enableAtalk", &ng_parse_uint8_type }, \
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{ "enableIPX", &ng_parse_uint8_type }, \
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{ "enableCompression", &ng_parse_uint8_type }, \
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{ "enableDecompression", &ng_parse_uint8_type }, \
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{ "enableEncryption", &ng_parse_uint8_type }, \
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{ "enableDecryption", &ng_parse_uint8_type }, \
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{ "enableVJCompression", &ng_parse_uint8_type }, \
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{ "enableVJDecompression", &ng_parse_uint8_type }, \
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{ NULL } \
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} \
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}
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/* Total node config structure */
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struct ng_ppp_node_conf {
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struct ng_ppp_bund_conf bund;
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struct ng_ppp_link_conf links[NG_PPP_MAX_LINKS];
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};
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/* Keep this in sync with the above structure definition */
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#define NG_PPP_CONFIG_TYPE_INFO(bctype, arytype) { \
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{ \
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{ "bund", (bctype) }, \
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{ "links", (arytype) }, \
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{ NULL } \
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} \
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}
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/* Statistics struct for a link (or the bundle if NG_PPP_BUNDLE_LINKNUM) */
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struct ng_ppp_link_stat {
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u_int32_t xmitFrames; /* xmit frames on link */
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u_int32_t xmitOctets; /* xmit octets on link */
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u_int32_t recvFrames; /* recv frames on link */
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u_int32_t recvOctets; /* recv octets on link */
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u_int32_t badProtos; /* frames rec'd with bogus protocol */
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u_int32_t runts; /* Too short MP fragments */
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u_int32_t dupFragments; /* MP frames with duplicate seq # */
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u_int32_t dropFragments; /* MP fragments we had to drop */
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};
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/* Keep this in sync with the above structure definition */
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#define NG_PPP_STATS_TYPE_INFO { \
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{ \
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{ "xmitFrames", &ng_parse_uint32_type }, \
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{ "xmitOctets", &ng_parse_uint32_type }, \
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{ "recvFrames", &ng_parse_uint32_type }, \
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{ "recvOctets", &ng_parse_uint32_type }, \
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{ "badProtos", &ng_parse_uint32_type }, \
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{ "runts", &ng_parse_uint32_type }, \
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{ "dupFragments", &ng_parse_uint32_type }, \
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{ "dropFragments", &ng_parse_uint32_type }, \
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{ NULL } \
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} \
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}
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#endif /* _NETGRAPH_PPP_H_ */
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