2 * Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
3 * based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
4 * Internet Initiative Japan, Inc (IIJ)
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #define IPCP_MAXCODE CODE_CODEREJ
34 #define TY_COMPPROTO 2
37 /* Domain NameServer and NetBIOS NameServer options */
39 #define TY_PRIMARY_DNS 129
40 #define TY_PRIMARY_NBNS 130
41 #define TY_SECONDARY_DNS 131
42 #define TY_SECONDARY_NBNS 132
43 #define TY_ADJUST_NS 119 /* subtract from NS val for REJECT bit */
48 struct in_addr ipaddr;
54 unsigned nports; /* How many ports */
55 unsigned maxports; /* How many allocated (malloc) ports */
56 u_short *port; /* The actual ports */
60 struct fsm fsm; /* The finite state machine */
64 int slots; /* Maximum VJ slots */
65 unsigned slotcomp : 1; /* Slot compression */
66 unsigned neg : 2; /* VJ negotiation */
69 struct in_range my_range; /* MYADDR spec */
70 struct in_addr netmask; /* Iface netmask (unused by most OSs) */
71 struct in_range peer_range; /* HISADDR spec */
72 struct iplist peer_list; /* Ranges of HISADDR values */
74 u_long sendpipe; /* route sendpipe size */
75 u_long recvpipe; /* route recvpipe size */
77 struct in_addr TriggerAddress; /* Address to suggest in REQ */
78 unsigned HaveTriggerAddress : 1; /* Trigger address specified */
81 struct in_addr dns[2]; /* DNS addresses offered */
82 unsigned dns_neg : 2; /* dns negotiation */
83 struct in_addr nbns[2]; /* NetBIOS NS addresses offered */
87 struct port_range tcp, udp; /* The range of urgent ports */
88 unsigned tos : 1; /* Urgent IPTOS_LOWDELAY packets ? */
91 struct fsm_retry fsm; /* How often/frequently to resend requests */
95 struct slcompress cslc; /* VJ state */
96 struct slstat slstat; /* VJ statistics */
100 unsigned resolver : 1; /* Found resolv.conf ? */
101 unsigned writable : 1; /* Can write resolv.conf ? */
102 struct in_addr dns[2]; /* Current DNS addresses */
103 char *resolv; /* Contents of resolv.conf */
104 char *resolv_nons; /* Contents of resolv.conf without ns */
107 struct sticky_route *route; /* List of dynamic routes */
109 unsigned heis1172 : 1; /* True if he is speaking rfc1172 */
111 struct in_addr peer_ip; /* IP address he's willing to use */
112 u_int32_t peer_compproto; /* VJ params he's willing to use */
114 struct in_addr ifmask; /* Interface netmask */
116 struct in_addr my_ip; /* IP address I'm willing to use */
117 u_int32_t my_compproto; /* VJ params I'm willing to use */
119 struct in_addr dns[2]; /* DNSs to REQ/ACK */
121 u_int32_t peer_reject; /* Request codes rejected by peer */
122 u_int32_t my_reject; /* Request codes I have rejected */
124 struct pppThroughput throughput; /* throughput statistics */
125 struct mqueue Queue[3]; /* Output packet queues */
128 #define fsm2ipcp(fp) (fp->proto == PROTO_IPCP ? (struct ipcp *)fp : NULL)
129 #define IPCP_QUEUES(ipcp) (sizeof ipcp->Queue / sizeof ipcp->Queue[0])
135 extern void ipcp_Init(struct ipcp *, struct bundle *, struct link *,
136 const struct fsm_parent *);
137 extern void ipcp_Destroy(struct ipcp *);
138 extern void ipcp_Setup(struct ipcp *, u_int32_t);
139 extern void ipcp_SetLink(struct ipcp *, struct link *);
141 extern int ipcp_Show(struct cmdargs const *);
142 extern struct mbuf *ipcp_Input(struct bundle *, struct link *, struct mbuf *);
143 extern void ipcp_AddInOctets(struct ipcp *, int);
144 extern void ipcp_AddOutOctets(struct ipcp *, int);
145 extern int ipcp_UseHisIPaddr(struct bundle *, struct in_addr);
146 extern int ipcp_UseHisaddr(struct bundle *, const char *, int);
147 extern int ipcp_vjset(struct cmdargs const *);
148 extern void ipcp_CleanInterface(struct ipcp *);
149 extern int ipcp_InterfaceUp(struct ipcp *);
150 extern int ipcp_IsUrgentPort(struct port_range *, u_short, u_short);
151 extern void ipcp_AddUrgentPort(struct port_range *, u_short);
152 extern void ipcp_RemoveUrgentPort(struct port_range *, u_short);
153 extern void ipcp_ClearUrgentPorts(struct port_range *);
154 extern struct in_addr addr2mask(struct in_addr);
155 extern int ipcp_WriteDNS(struct ipcp *);
156 extern void ipcp_RestoreDNS(struct ipcp *);
157 extern void ipcp_LoadDNS(struct ipcp *);
159 #define ipcp_IsUrgentTcpPort(ipcp, p1, p2) \
160 ipcp_IsUrgentPort(&(ipcp)->cfg.urgent.tcp, p1, p2)
161 #define ipcp_IsUrgentUdpPort(ipcp, p1, p2) \
162 ipcp_IsUrgentPort(&(ipcp)->cfg.urgent.udp, p1, p2)
163 #define ipcp_AddUrgentTcpPort(ipcp, p) \
164 ipcp_AddUrgentPort(&(ipcp)->cfg.urgent.tcp, p)
165 #define ipcp_AddUrgentUdpPort(ipcp, p) \
166 ipcp_AddUrgentPort(&(ipcp)->cfg.urgent.udp, p)
167 #define ipcp_RemoveUrgentTcpPort(ipcp, p) \
168 ipcp_RemoveUrgentPort(&(ipcp)->cfg.urgent.tcp, p)
169 #define ipcp_RemoveUrgentUdpPort(ipcp, p) \
170 ipcp_RemoveUrgentPort(&(ipcp)->cfg.urgent.udp, p)
171 #define ipcp_ClearUrgentTcpPorts(ipcp) \
172 ipcp_ClearUrgentPorts(&(ipcp)->cfg.urgent.tcp)
173 #define ipcp_ClearUrgentUdpPorts(ipcp) \
174 ipcp_ClearUrgentPorts(&(ipcp)->cfg.urgent.udp)
175 #define ipcp_ClearUrgentTOS(ipcp) (ipcp)->cfg.urgent.tos = 0;
176 #define ipcp_SetUrgentTOS(ipcp) (ipcp)->cfg.urgent.tos = 1;