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 * 40 * $FreeBSD$ 41 * $Whistle: ng_ppp.h,v 1.8 1999/01/25 02:40:02 archie Exp $ 42 */ 43 44 #ifndef _NETGRAPH_NG_PPP_H_ 45 #define _NETGRAPH_NG_PPP_H_ 46 47 /* Node type name and magic cookie */ 48 #define NG_PPP_NODE_TYPE "ppp" 49 #define NGM_PPP_COOKIE 940897795 50 51 /* 64bit stats presence flag */ 52 #define NG_PPP_STATS64 53 54 /* Maximum number of supported links */ 55 #define NG_PPP_MAX_LINKS 16 56 57 /* Pseudo-link number representing the multi-link bundle */ 58 #define NG_PPP_BUNDLE_LINKNUM 0xffff 59 60 /* Max allowable link latency (miliseconds) and bandwidth (bytes/second/10) */ 61 #define NG_PPP_MAX_LATENCY 1000 /* 1 second */ 62 #define NG_PPP_MAX_BANDWIDTH 125000 /* 10 Mbits / second */ 63 64 /* Hook names */ 65 #define NG_PPP_HOOK_BYPASS "bypass" /* unknown protocols */ 66 #define NG_PPP_HOOK_COMPRESS "compress" /* outgoing compression */ 67 #define NG_PPP_HOOK_DECOMPRESS "decompress" /* incoming decompression */ 68 #define NG_PPP_HOOK_ENCRYPT "encrypt" /* outgoing encryption */ 69 #define NG_PPP_HOOK_DECRYPT "decrypt" /* incoming decryption */ 70 #define NG_PPP_HOOK_VJC_IP "vjc_ip" /* VJC raw IP */ 71 #define NG_PPP_HOOK_VJC_COMP "vjc_vjcomp" /* VJC compressed TCP */ 72 #define NG_PPP_HOOK_VJC_UNCOMP "vjc_vjuncomp" /* VJC uncompressed TCP */ 73 #define NG_PPP_HOOK_VJC_VJIP "vjc_vjip" /* VJC uncompressed IP */ 74 #define NG_PPP_HOOK_INET "inet" /* IP packet data */ 75 #define NG_PPP_HOOK_ATALK "atalk" /* AppleTalk packet data */ 76 #define NG_PPP_HOOK_IPX "ipx" /* IPX packet data */ 77 #define NG_PPP_HOOK_IPV6 "ipv6" /* IPv6 packet data */ 78 79 #define NG_PPP_HOOK_LINK_PREFIX "link" /* append decimal link number */ 80 81 /* Compress hook operation modes */ 82 enum { 83 NG_PPP_COMPRESS_NONE = 0, /* compression disabled */ 84 NG_PPP_COMPRESS_SIMPLE, /* original operation mode */ 85 NG_PPP_COMPRESS_FULL, /* compressor returns proto */ 86 }; 87 88 /* Decompress hook operation modes */ 89 enum { 90 NG_PPP_DECOMPRESS_NONE = 0, /* decompression disabled */ 91 NG_PPP_DECOMPRESS_SIMPLE, /* original operation mode */ 92 NG_PPP_DECOMPRESS_FULL, /* forward any packet to decompressor */ 93 }; 94 95 /* Netgraph commands */ 96 enum { 97 NGM_PPP_SET_CONFIG = 1, /* takes struct ng_ppp_node_conf */ 98 NGM_PPP_GET_CONFIG, /* returns ng_ppp_node_conf */ 99 NGM_PPP_GET_MP_STATE, /* returns ng_ppp_mp_state */ 100 NGM_PPP_GET_LINK_STATS, /* takes link #, returns stats struct */ 101 NGM_PPP_CLR_LINK_STATS, /* takes link #, clears link stats */ 102 NGM_PPP_GETCLR_LINK_STATS, /* takes link #, returns & clrs stats */ 103 NGM_PPP_GET_LINK_STATS64, /* takes link #, returns stats64 struct */ 104 NGM_PPP_GETCLR_LINK_STATS64, /* takes link #, returns stats64 & clrs */ 105 }; 106 107 /* Multi-link sequence number state (for debugging) */ 108 struct ng_ppp_mp_state { 109 int32_t rseq[NG_PPP_MAX_LINKS]; /* highest rec'd MP seq # */ 110 int32_t mseq; /* min rseq[i] */ 111 int32_t xseq; /* next xmit MP seq # */ 112 }; 113 114 /* Keep this in sync with the above structure definition */ 115 #define NG_PPP_MP_STATE_TYPE_INFO(atype) { \ 116 { "rseq", (atype) }, \ 117 { "mseq", &ng_parse_hint32_type }, \ 118 { "xseq", &ng_parse_hint32_type }, \ 119 { NULL } \ 120 } 121 122 /* Per-link config structure */ 123 struct ng_ppp_link_conf { 124 u_char enableLink; /* enable this link */ 125 u_char enableProtoComp;/* enable protocol field compression */ 126 u_char enableACFComp; /* enable addr/ctrl field compression */ 127 u_int16_t mru; /* peer MRU */ 128 u_int32_t latency; /* link latency (in milliseconds) */ 129 u_int32_t bandwidth; /* link bandwidth (in bytes/sec/10) */ 130 }; 131 132 /* Keep this in sync with the above structure definition */ 133 #define NG_PPP_LINK_TYPE_INFO { \ 134 { "enableLink", &ng_parse_uint8_type }, \ 135 { "enableProtoComp", &ng_parse_uint8_type }, \ 136 { "enableACFComp", &ng_parse_uint8_type }, \ 137 { "mru", &ng_parse_uint16_type }, \ 138 { "latency", &ng_parse_uint32_type }, \ 139 { "bandwidth", &ng_parse_uint32_type }, \ 140 { NULL } \ 141 } 142 143 /* Bundle config structure */ 144 struct ng_ppp_bund_conf { 145 u_int16_t mrru; /* multilink peer MRRU */ 146 u_char enableMultilink; /* enable multilink */ 147 u_char recvShortSeq; /* recv multilink short seq # */ 148 u_char xmitShortSeq; /* xmit multilink short seq # */ 149 u_char enableRoundRobin; /* xmit whole packets */ 150 u_char enableIP; /* enable IP data flow */ 151 u_char enableIPv6; /* enable IPv6 data flow */ 152 u_char enableAtalk; /* enable AppleTalk data flow */ 153 u_char enableIPX; /* enable IPX data flow */ 154 u_char enableCompression; /* enable PPP compression */ 155 u_char enableDecompression; /* enable PPP decompression */ 156 u_char enableEncryption; /* enable PPP encryption */ 157 u_char enableDecryption; /* enable PPP decryption */ 158 u_char enableVJCompression; /* enable VJ compression */ 159 u_char enableVJDecompression; /* enable VJ decompression */ 160 }; 161 162 /* Keep this in sync with the above structure definition */ 163 #define NG_PPP_BUND_TYPE_INFO { \ 164 { "mrru", &ng_parse_uint16_type }, \ 165 { "enableMultilink", &ng_parse_uint8_type }, \ 166 { "recvShortSeq", &ng_parse_uint8_type }, \ 167 { "xmitShortSeq", &ng_parse_uint8_type }, \ 168 { "enableRoundRobin", &ng_parse_uint8_type }, \ 169 { "enableIP", &ng_parse_uint8_type }, \ 170 { "enableIPv6", &ng_parse_uint8_type }, \ 171 { "enableAtalk", &ng_parse_uint8_type }, \ 172 { "enableIPX", &ng_parse_uint8_type }, \ 173 { "enableCompression", &ng_parse_uint8_type }, \ 174 { "enableDecompression", &ng_parse_uint8_type }, \ 175 { "enableEncryption", &ng_parse_uint8_type }, \ 176 { "enableDecryption", &ng_parse_uint8_type }, \ 177 { "enableVJCompression", &ng_parse_uint8_type }, \ 178 { "enableVJDecompression", &ng_parse_uint8_type }, \ 179 { NULL } \ 180 } 181 182 /* Total node config structure */ 183 struct ng_ppp_node_conf { 184 struct ng_ppp_bund_conf bund; 185 struct ng_ppp_link_conf links[NG_PPP_MAX_LINKS]; 186 }; 187 188 /* Keep this in sync with the above structure definition */ 189 #define NG_PPP_CONFIG_TYPE_INFO(bctype, arytype) { \ 190 { "bund", (bctype) }, \ 191 { "links", (arytype) }, \ 192 { NULL } \ 193 } 194 195 /* Statistics struct for a link (or the bundle if NG_PPP_BUNDLE_LINKNUM) */ 196 struct ng_ppp_link_stat { 197 u_int32_t xmitFrames; /* xmit frames on link */ 198 u_int32_t xmitOctets; /* xmit octets on link */ 199 u_int32_t recvFrames; /* recv frames on link */ 200 u_int32_t recvOctets; /* recv octets on link */ 201 u_int32_t badProtos; /* frames rec'd with bogus protocol */ 202 u_int32_t runts; /* Too short MP fragments */ 203 u_int32_t dupFragments; /* MP frames with duplicate seq # */ 204 u_int32_t dropFragments; /* MP fragments we had to drop */ 205 }; 206 207 /* Keep this in sync with the above structure definition */ 208 #define NG_PPP_STATS_TYPE_INFO { \ 209 { "xmitFrames", &ng_parse_uint32_type }, \ 210 { "xmitOctets", &ng_parse_uint32_type }, \ 211 { "recvFrames", &ng_parse_uint32_type }, \ 212 { "recvOctets", &ng_parse_uint32_type }, \ 213 { "badProtos", &ng_parse_uint32_type }, \ 214 { "runts", &ng_parse_uint32_type }, \ 215 { "dupFragments", &ng_parse_uint32_type }, \ 216 { "dropFragments", &ng_parse_uint32_type }, \ 217 { NULL } \ 218 } 219 220 /* Statistics struct for a link (or the bundle if NG_PPP_BUNDLE_LINKNUM) */ 221 struct ng_ppp_link_stat64 { 222 u_int64_t xmitFrames; /* xmit frames on link */ 223 u_int64_t xmitOctets; /* xmit octets on link */ 224 u_int64_t recvFrames; /* recv frames on link */ 225 u_int64_t recvOctets; /* recv octets on link */ 226 u_int64_t badProtos; /* frames rec'd with bogus protocol */ 227 u_int64_t runts; /* Too short MP fragments */ 228 u_int64_t dupFragments; /* MP frames with duplicate seq # */ 229 u_int64_t dropFragments; /* MP fragments we had to drop */ 230 }; 231 232 /* Keep this in sync with the above structure definition */ 233 #define NG_PPP_STATS64_TYPE_INFO { \ 234 { "xmitFrames", &ng_parse_uint64_type }, \ 235 { "xmitOctets", &ng_parse_uint64_type }, \ 236 { "recvFrames", &ng_parse_uint64_type }, \ 237 { "recvOctets", &ng_parse_uint64_type }, \ 238 { "badProtos", &ng_parse_uint64_type }, \ 239 { "runts", &ng_parse_uint64_type }, \ 240 { "dupFragments", &ng_parse_uint64_type }, \ 241 { "dropFragments", &ng_parse_uint64_type }, \ 242 { NULL } \ 243 } 244 245 #endif /* _NETGRAPH_NG_PPP_H_ */ 246