169 lines
6.0 KiB
C
169 lines
6.0 KiB
C
/*
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* Written by Toshiharu OHNO (tony-o@iij.ad.jp)
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*
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* Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the Internet Initiative Japan. The name of the
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* IIJ may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $FreeBSD$
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*
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* TODO:
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*/
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#define IPCP_MAXCODE CODE_CODEREJ
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#define TY_IPADDRS 1
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#define TY_COMPPROTO 2
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#define TY_IPADDR 3
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/* Domain NameServer and NetBIOS NameServer options */
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#define TY_PRIMARY_DNS 129
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#define TY_PRIMARY_NBNS 130
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#define TY_SECONDARY_DNS 131
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#define TY_SECONDARY_NBNS 132
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#define TY_ADJUST_NS 119 /* subtract from NS val for REJECT bit */
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struct sticky_route;
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struct in_range {
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struct in_addr ipaddr;
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struct in_addr mask;
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int width;
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};
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struct port_range {
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unsigned nports; /* How many ports */
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unsigned maxports; /* How many allocated (malloc) ports */
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u_short *port; /* The actual ports */
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};
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struct ipcp {
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struct fsm fsm; /* The finite state machine */
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struct {
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struct {
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int slots; /* Maximum VJ slots */
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unsigned slotcomp : 1; /* Slot compression */
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unsigned neg : 2; /* VJ negotiation */
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} vj;
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struct in_range my_range; /* MYADDR spec */
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struct in_addr netmask; /* Iface netmask (unused by most OSs) */
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struct in_range peer_range; /* HISADDR spec */
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struct iplist peer_list; /* Ranges of HISADDR values */
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u_long sendpipe; /* route sendpipe size */
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u_long recvpipe; /* route recvpipe size */
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struct in_addr TriggerAddress; /* Address to suggest in REQ */
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unsigned HaveTriggerAddress : 1; /* Trigger address specified */
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struct {
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struct in_addr dns[2]; /* DNS addresses offered */
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unsigned dns_neg : 2; /* dns negotiation */
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struct in_addr nbns[2]; /* NetBIOS NS addresses offered */
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} ns;
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struct {
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struct port_range tcp, udp; /* The range of urgent ports */
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unsigned tos : 1; /* Urgent IPTOS_LOWDELAY packets ? */
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} urgent;
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struct fsm_retry fsm; /* How often/frequently to resend requests */
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} cfg;
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struct {
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struct slcompress cslc; /* VJ state */
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struct slstat slstat; /* VJ statistics */
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} vj;
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struct {
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unsigned resolver : 1; /* Found resolv.conf ? */
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unsigned writable : 1; /* Can write resolv.conf ? */
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struct in_addr dns[2]; /* Current DNS addresses */
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char *resolv; /* Contents of resolv.conf */
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char *resolv_nons; /* Contents of resolv.conf without ns */
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} ns;
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struct sticky_route *route; /* List of dynamic routes */
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unsigned heis1172 : 1; /* True if he is speaking rfc1172 */
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struct in_addr peer_ip; /* IP address he's willing to use */
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u_int32_t peer_compproto; /* VJ params he's willing to use */
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struct in_addr ifmask; /* Interface netmask */
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struct in_addr my_ip; /* IP address I'm willing to use */
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u_int32_t my_compproto; /* VJ params I'm willing to use */
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struct in_addr dns[2]; /* DNSs to REQ/ACK */
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u_int32_t peer_reject; /* Request codes rejected by peer */
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u_int32_t my_reject; /* Request codes I have rejected */
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struct pppThroughput throughput; /* throughput statistics */
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struct mqueue Queue[3]; /* Output packet queues */
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};
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#define fsm2ipcp(fp) (fp->proto == PROTO_IPCP ? (struct ipcp *)fp : NULL)
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#define IPCP_QUEUES(ipcp) (sizeof ipcp->Queue / sizeof ipcp->Queue[0])
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struct bundle;
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struct link;
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struct cmdargs;
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extern void ipcp_Init(struct ipcp *, struct bundle *, struct link *,
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const struct fsm_parent *);
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extern void ipcp_Destroy(struct ipcp *);
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extern void ipcp_Setup(struct ipcp *, u_int32_t);
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extern void ipcp_SetLink(struct ipcp *, struct link *);
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extern int ipcp_Show(struct cmdargs const *);
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extern struct mbuf *ipcp_Input(struct bundle *, struct link *, struct mbuf *);
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extern void ipcp_AddInOctets(struct ipcp *, int);
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extern void ipcp_AddOutOctets(struct ipcp *, int);
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extern int ipcp_UseHisIPaddr(struct bundle *, struct in_addr);
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extern int ipcp_UseHisaddr(struct bundle *, const char *, int);
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extern int ipcp_vjset(struct cmdargs const *);
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extern void ipcp_CleanInterface(struct ipcp *);
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extern int ipcp_InterfaceUp(struct ipcp *);
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extern int ipcp_IsUrgentPort(struct port_range *, u_short, u_short);
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extern void ipcp_AddUrgentPort(struct port_range *, u_short);
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extern void ipcp_RemoveUrgentPort(struct port_range *, u_short);
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extern void ipcp_ClearUrgentPorts(struct port_range *);
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extern struct in_addr addr2mask(struct in_addr);
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extern int ipcp_WriteDNS(struct ipcp *);
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extern void ipcp_RestoreDNS(struct ipcp *);
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extern void ipcp_LoadDNS(struct ipcp *);
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#define ipcp_IsUrgentTcpPort(ipcp, p1, p2) \
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ipcp_IsUrgentPort(&(ipcp)->cfg.urgent.tcp, p1, p2)
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#define ipcp_IsUrgentUdpPort(ipcp, p1, p2) \
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ipcp_IsUrgentPort(&(ipcp)->cfg.urgent.udp, p1, p2)
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#define ipcp_AddUrgentTcpPort(ipcp, p) \
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ipcp_AddUrgentPort(&(ipcp)->cfg.urgent.tcp, p)
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#define ipcp_AddUrgentUdpPort(ipcp, p) \
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ipcp_AddUrgentPort(&(ipcp)->cfg.urgent.udp, p)
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#define ipcp_RemoveUrgentTcpPort(ipcp, p) \
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ipcp_RemoveUrgentPort(&(ipcp)->cfg.urgent.tcp, p)
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#define ipcp_RemoveUrgentUdpPort(ipcp, p) \
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ipcp_RemoveUrgentPort(&(ipcp)->cfg.urgent.udp, p)
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#define ipcp_ClearUrgentTcpPorts(ipcp) \
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ipcp_ClearUrgentPorts(&(ipcp)->cfg.urgent.tcp)
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#define ipcp_ClearUrgentUdpPorts(ipcp) \
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ipcp_ClearUrgentPorts(&(ipcp)->cfg.urgent.udp)
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#define ipcp_ClearUrgentTOS(ipcp) (ipcp)->cfg.urgent.tos = 0;
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#define ipcp_SetUrgentTOS(ipcp) (ipcp)->cfg.urgent.tos = 1;
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