1/*
2 * ng_ppp.h
3 */
4
5/*-
6 * Copyright (c) 1996-2000 Whistle Communications, Inc.
7 * All rights reserved.
8 *
9 * Subject to the following obligations and disclaimer of warranty, use and
10 * redistribution of this software, in source or object code forms, with or
11 * without modifications are expressly permitted by Whistle Communications;
12 * provided, however, that:
13 * 1. Any and all reproductions of the source or object code must include the
14 * copyright notice above and the following disclaimer of warranties; and
15 * 2. No rights are granted, in any manner or form, to use Whistle
16 * Communications, Inc. trademarks, including the mark "WHISTLE
17 * COMMUNICATIONS" on advertising, endorsements, or otherwise except as
18 * such appears in the above copyright notice or in the software.
19 *
20 * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
21 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
22 * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
23 * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
25 * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
26 * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
27 * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
28 * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
29 * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
30 * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
31 * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
32 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
35 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
36 * OF SUCH DAMAGE.
37 *
38 * Author: Archie Cobbs <archie@freebsd.org>
39 * $Whistle: ng_ppp.h,v 1.8 1999/01/25 02:40:02 archie Exp $
40 */
41
42#ifndef _NETGRAPH_NG_PPP_H_
43#define _NETGRAPH_NG_PPP_H_
44
45/* Node type name and magic cookie */
46#define NG_PPP_NODE_TYPE "ppp"
47#define NGM_PPP_COOKIE 940897795
48
49/* 64bit stats presence flag */
50#define NG_PPP_STATS64
51
52/* Maximum number of supported links */
53#define NG_PPP_MAX_LINKS 16
54
55/* Pseudo-link number representing the multi-link bundle */
56#define NG_PPP_BUNDLE_LINKNUM 0xffff
57
58/* Max allowable link latency (miliseconds) and bandwidth (bytes/second/10) */
59#define NG_PPP_MAX_LATENCY 1000 /* 1 second */
60#define NG_PPP_MAX_BANDWIDTH 125000 /* 10 Mbits / second */
61
62/* Hook names */
63#define NG_PPP_HOOK_BYPASS "bypass" /* unknown protocols */
64#define NG_PPP_HOOK_COMPRESS "compress" /* outgoing compression */
65#define NG_PPP_HOOK_DECOMPRESS "decompress" /* incoming decompression */
66#define NG_PPP_HOOK_ENCRYPT "encrypt" /* outgoing encryption */
67#define NG_PPP_HOOK_DECRYPT "decrypt" /* incoming decryption */
68#define NG_PPP_HOOK_VJC_IP "vjc_ip" /* VJC raw IP */
69#define NG_PPP_HOOK_VJC_COMP "vjc_vjcomp" /* VJC compressed TCP */
70#define NG_PPP_HOOK_VJC_UNCOMP "vjc_vjuncomp" /* VJC uncompressed TCP */
71#define NG_PPP_HOOK_VJC_VJIP "vjc_vjip" /* VJC uncompressed IP */
72#define NG_PPP_HOOK_INET "inet" /* IP packet data */
73#define NG_PPP_HOOK_ATALK "atalk" /* AppleTalk packet data */
74#define NG_PPP_HOOK_IPX "ipx" /* IPX packet data */
75#define NG_PPP_HOOK_IPV6 "ipv6" /* IPv6 packet data */
76
77#define NG_PPP_HOOK_LINK_PREFIX "link" /* append decimal link number */
78
79/* Compress hook operation modes */
80enum {
81 NG_PPP_COMPRESS_NONE = 0, /* compression disabled */
82 NG_PPP_COMPRESS_SIMPLE, /* original operation mode */
83 NG_PPP_COMPRESS_FULL, /* compressor returns proto */
84};
85
86/* Decompress hook operation modes */
87enum {
88 NG_PPP_DECOMPRESS_NONE = 0, /* decompression disabled */
89 NG_PPP_DECOMPRESS_SIMPLE, /* original operation mode */
90 NG_PPP_DECOMPRESS_FULL, /* forward any packet to decompressor */
91};
92
93/* Netgraph commands */
94enum {
95 NGM_PPP_SET_CONFIG = 1, /* takes struct ng_ppp_node_conf */
96 NGM_PPP_GET_CONFIG, /* returns ng_ppp_node_conf */
97 NGM_PPP_GET_MP_STATE, /* returns ng_ppp_mp_state */
98 NGM_PPP_GET_LINK_STATS, /* takes link #, returns stats struct */
99 NGM_PPP_CLR_LINK_STATS, /* takes link #, clears link stats */
100 NGM_PPP_GETCLR_LINK_STATS, /* takes link #, returns & clrs stats */
101 NGM_PPP_GET_LINK_STATS64, /* takes link #, returns stats64 struct */
102 NGM_PPP_GETCLR_LINK_STATS64, /* takes link #, returns stats64 & clrs */
103};
104
105/* Multi-link sequence number state (for debugging) */
106struct ng_ppp_mp_state {
107 int32_t rseq[NG_PPP_MAX_LINKS]; /* highest rec'd MP seq # */
108 int32_t mseq; /* min rseq[i] */
109 int32_t xseq; /* next xmit MP seq # */
110};
111
112/* Keep this in sync with the above structure definition */
113#define NG_PPP_MP_STATE_TYPE_INFO(atype) { \
114 { "rseq", (atype) }, \
115 { "mseq", &ng_parse_hint32_type }, \
116 { "xseq", &ng_parse_hint32_type }, \
117 { NULL } \
118}
119
120/* Per-link config structure */
121struct ng_ppp_link_conf {
122 u_char enableLink; /* enable this link */
123 u_char enableProtoComp;/* enable protocol field compression */
124 u_char enableACFComp; /* enable addr/ctrl field compression */
125 u_int16_t mru; /* peer MRU */
126 u_int32_t latency; /* link latency (in milliseconds) */
127 u_int32_t bandwidth; /* link bandwidth (in bytes/sec/10) */
128};
129
130/* Keep this in sync with the above structure definition */
131#define NG_PPP_LINK_TYPE_INFO { \
132 { "enableLink", &ng_parse_uint8_type }, \
133 { "enableProtoComp", &ng_parse_uint8_type }, \
134 { "enableACFComp", &ng_parse_uint8_type }, \
135 { "mru", &ng_parse_uint16_type }, \
136 { "latency", &ng_parse_uint32_type }, \
137 { "bandwidth", &ng_parse_uint32_type }, \
138 { NULL } \
139}
140
141/* Bundle config structure */
142struct ng_ppp_bund_conf {
143 u_int16_t mrru; /* multilink peer MRRU */
144 u_char enableMultilink; /* enable multilink */
145 u_char recvShortSeq; /* recv multilink short seq # */
146 u_char xmitShortSeq; /* xmit multilink short seq # */
147 u_char enableRoundRobin; /* xmit whole packets */
148 u_char enableIP; /* enable IP data flow */
149 u_char enableIPv6; /* enable IPv6 data flow */
150 u_char enableAtalk; /* enable AppleTalk data flow */
151 u_char enableIPX; /* enable IPX data flow */
152 u_char enableCompression; /* enable PPP compression */
153 u_char enableDecompression; /* enable PPP decompression */
154 u_char enableEncryption; /* enable PPP encryption */
155 u_char enableDecryption; /* enable PPP decryption */
156 u_char enableVJCompression; /* enable VJ compression */
157 u_char enableVJDecompression; /* enable VJ decompression */
158};
159
160/* Keep this in sync with the above structure definition */
161#define NG_PPP_BUND_TYPE_INFO { \
162 { "mrru", &ng_parse_uint16_type }, \
163 { "enableMultilink", &ng_parse_uint8_type }, \
164 { "recvShortSeq", &ng_parse_uint8_type }, \
165 { "xmitShortSeq", &ng_parse_uint8_type }, \
166 { "enableRoundRobin", &ng_parse_uint8_type }, \
167 { "enableIP", &ng_parse_uint8_type }, \
168 { "enableIPv6", &ng_parse_uint8_type }, \
169 { "enableAtalk", &ng_parse_uint8_type }, \
170 { "enableIPX", &ng_parse_uint8_type }, \
171 { "enableCompression", &ng_parse_uint8_type }, \
172 { "enableDecompression", &ng_parse_uint8_type }, \
173 { "enableEncryption", &ng_parse_uint8_type }, \
174 { "enableDecryption", &ng_parse_uint8_type }, \
175 { "enableVJCompression", &ng_parse_uint8_type }, \
176 { "enableVJDecompression", &ng_parse_uint8_type }, \
177 { NULL } \
178}
179
180/* Total node config structure */
181struct ng_ppp_node_conf {
182 struct ng_ppp_bund_conf bund;
183 struct ng_ppp_link_conf links[NG_PPP_MAX_LINKS];
184};
185
186/* Keep this in sync with the above structure definition */
187#define NG_PPP_CONFIG_TYPE_INFO(bctype, arytype) { \
188 { "bund", (bctype) }, \
189 { "links", (arytype) }, \
190 { NULL } \
191}
192
193/* Statistics struct for a link (or the bundle if NG_PPP_BUNDLE_LINKNUM) */
194struct ng_ppp_link_stat {
195 u_int32_t xmitFrames; /* xmit frames on link */
196 u_int32_t xmitOctets; /* xmit octets on link */
197 u_int32_t recvFrames; /* recv frames on link */
198 u_int32_t recvOctets; /* recv octets on link */
199 u_int32_t badProtos; /* frames rec'd with bogus protocol */
200 u_int32_t runts; /* Too short MP fragments */
201 u_int32_t dupFragments; /* MP frames with duplicate seq # */
202 u_int32_t dropFragments; /* MP fragments we had to drop */
203};
204
205/* Keep this in sync with the above structure definition */
206#define NG_PPP_STATS_TYPE_INFO { \
207 { "xmitFrames", &ng_parse_uint32_type }, \
208 { "xmitOctets", &ng_parse_uint32_type }, \
209 { "recvFrames", &ng_parse_uint32_type }, \
210 { "recvOctets", &ng_parse_uint32_type }, \
211 { "badProtos", &ng_parse_uint32_type }, \
212 { "runts", &ng_parse_uint32_type }, \
213 { "dupFragments", &ng_parse_uint32_type }, \
214 { "dropFragments", &ng_parse_uint32_type }, \
215 { NULL } \
216}
217
218/* Statistics struct for a link (or the bundle if NG_PPP_BUNDLE_LINKNUM) */
219struct ng_ppp_link_stat64 {
220 u_int64_t xmitFrames; /* xmit frames on link */
221 u_int64_t xmitOctets; /* xmit octets on link */
222 u_int64_t recvFrames; /* recv frames on link */
223 u_int64_t recvOctets; /* recv octets on link */
224 u_int64_t badProtos; /* frames rec'd with bogus protocol */
225 u_int64_t runts; /* Too short MP fragments */
226 u_int64_t dupFragments; /* MP frames with duplicate seq # */
227 u_int64_t dropFragments; /* MP fragments we had to drop */
228};
229
230/* Keep this in sync with the above structure definition */
231#define NG_PPP_STATS64_TYPE_INFO { \
232 { "xmitFrames", &ng_parse_uint64_type }, \
233 { "xmitOctets", &ng_parse_uint64_type }, \
234 { "recvFrames", &ng_parse_uint64_type }, \
235 { "recvOctets", &ng_parse_uint64_type }, \
236 { "badProtos", &ng_parse_uint64_type }, \
237 { "runts", &ng_parse_uint64_type }, \
238 { "dupFragments", &ng_parse_uint64_type }, \
239 { "dropFragments", &ng_parse_uint64_type }, \
240 { NULL } \
241}
242
243#endif /* _NETGRAPH_NG_PPP_H_ */