The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch up to that fact and revert to their recommended match of BSD-2-Clause. Discussed with: pfg MFC After: 3 days Sponsored by: Netflix
219 lines
7.7 KiB
C
219 lines
7.7 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#define PHASE_DEAD 0 /* Link is dead */
|
|
#define PHASE_ESTABLISH 1 /* Establishing link */
|
|
#define PHASE_AUTHENTICATE 2 /* Being authenticated */
|
|
#define PHASE_NETWORK 3 /* We're alive ! */
|
|
#define PHASE_TERMINATE 4 /* Terminating link */
|
|
|
|
/* cfg.opt bit settings */
|
|
#define OPT_FILTERDECAP 1
|
|
#define OPT_FORCE_SCRIPTS 2 /* force chat scripts */
|
|
#define OPT_IDCHECK 3
|
|
#define OPT_IFACEALIAS 4
|
|
#ifndef NOINET6
|
|
#define OPT_IPCP 5
|
|
#define OPT_IPV6CP 6
|
|
#endif
|
|
#define OPT_KEEPSESSION 7
|
|
#define OPT_LOOPBACK 8
|
|
#define OPT_NAS_IP_ADDRESS 9
|
|
#define OPT_NAS_IDENTIFIER 10
|
|
#define OPT_PASSWDAUTH 11
|
|
#define OPT_PROXY 12
|
|
#define OPT_PROXYALL 13
|
|
#define OPT_SROUTES 14
|
|
#define OPT_TCPMSSFIXUP 15
|
|
#define OPT_THROUGHPUT 16
|
|
#define OPT_UTMP 17
|
|
#define OPT_MAX 17
|
|
|
|
#define MAX_ENDDISC_CLASS 5
|
|
|
|
#define Enabled(b, o) ((b)->cfg.optmask & (1ull << (o)))
|
|
#define opt_enable(b, o) ((b)->cfg.optmask |= (1ull << (o)))
|
|
#define opt_disable(b, o) ((b)->cfg.optmask &= ~(1ull << (o)))
|
|
|
|
/* AutoAdjust() values */
|
|
#define AUTO_UP 1
|
|
#define AUTO_DOWN 2
|
|
|
|
struct sockaddr_un;
|
|
struct datalink;
|
|
struct physical;
|
|
struct link;
|
|
struct server;
|
|
struct prompt;
|
|
struct iface;
|
|
|
|
struct bundle {
|
|
struct fdescriptor desc; /* really all our datalinks */
|
|
int unit; /* The device/interface unit number */
|
|
|
|
struct {
|
|
char Name[20]; /* The /dev/XXXX name */
|
|
int fd; /* The /dev/XXXX descriptor */
|
|
unsigned header : 1; /* Family header sent & received ? */
|
|
} dev;
|
|
|
|
u_long bandwidth; /* struct tuninfo speed */
|
|
struct iface *iface; /* Interface information */
|
|
|
|
int routing_seq; /* The current routing sequence number */
|
|
u_int phase; /* Curent phase */
|
|
|
|
struct {
|
|
int all; /* Union of all physical::type's */
|
|
int open; /* Union of all open physical::type's */
|
|
} phys_type;
|
|
|
|
unsigned CleaningUp : 1; /* Going to exit.... */
|
|
unsigned NatEnabled : 1; /* Are we using libalias ? */
|
|
|
|
struct fsm_parent fsm; /* Our callback functions */
|
|
struct datalink *links; /* Our data links */
|
|
|
|
time_t upat; /* When the link came up */
|
|
|
|
struct {
|
|
struct {
|
|
unsigned timeout; /* NCP Idle timeout value */
|
|
unsigned min_timeout; /* Don't idle out before this */
|
|
} idle;
|
|
struct {
|
|
char name[AUTHLEN]; /* PAP/CHAP system name */
|
|
char key[AUTHLEN]; /* PAP/CHAP key */
|
|
} auth;
|
|
unsigned long long optmask; /* Uses OPT_ bits from above */
|
|
char label[50]; /* last thing `load'ed */
|
|
u_short ifqueue; /* Interface queue size */
|
|
|
|
struct {
|
|
unsigned timeout; /* How long to leave the output queue choked */
|
|
} choked;
|
|
} cfg;
|
|
|
|
struct ncp ncp;
|
|
|
|
struct {
|
|
struct filter in; /* incoming packet filter */
|
|
struct filter out; /* outgoing packet filter */
|
|
struct filter dial; /* dial-out packet filter */
|
|
struct filter alive; /* keep-alive packet filter */
|
|
} filter;
|
|
|
|
struct {
|
|
struct pppTimer timer; /* timeout after cfg.idle_timeout */
|
|
time_t done;
|
|
} idle;
|
|
|
|
#ifndef NORADIUS
|
|
struct {
|
|
struct pppTimer timer;
|
|
time_t done;
|
|
} session;
|
|
#endif
|
|
|
|
struct {
|
|
int fd; /* write status here */
|
|
} notify;
|
|
|
|
struct {
|
|
struct pppTimer timer; /* choked output queue timer */
|
|
} choked;
|
|
|
|
#ifndef NORADIUS
|
|
struct radius radius; /* Info retrieved from radius server */
|
|
struct radacct radacct;
|
|
#ifndef NOINET6
|
|
struct radacct radacct6;
|
|
#endif
|
|
#endif
|
|
};
|
|
|
|
#define descriptor2bundle(d) \
|
|
((d)->type == BUNDLE_DESCRIPTOR ? (struct bundle *)(d) : NULL)
|
|
|
|
extern struct bundle *bundle_Create(const char *, int, int);
|
|
extern void bundle_Destroy(struct bundle *);
|
|
extern const char *bundle_PhaseName(struct bundle *);
|
|
#define bundle_Phase(b) ((b)->phase)
|
|
extern void bundle_NewPhase(struct bundle *, u_int);
|
|
extern void bundle_LinksRemoved(struct bundle *);
|
|
extern void bundle_Close(struct bundle *, const char *, int);
|
|
extern void bundle_Down(struct bundle *, int);
|
|
extern void bundle_Open(struct bundle *, const char *, int, int);
|
|
extern void bundle_LinkClosed(struct bundle *, struct datalink *);
|
|
|
|
extern int bundle_ShowLinks(struct cmdargs const *);
|
|
extern int bundle_ShowStatus(struct cmdargs const *);
|
|
extern void bundle_StartIdleTimer(struct bundle *, unsigned secs);
|
|
extern void bundle_SetIdleTimer(struct bundle *, unsigned, unsigned);
|
|
extern void bundle_StopIdleTimer(struct bundle *);
|
|
extern int bundle_IsDead(struct bundle *);
|
|
extern struct datalink *bundle2datalink(struct bundle *, const char *);
|
|
|
|
#ifndef NORADIUS
|
|
extern void bundle_StartSessionTimer(struct bundle *, unsigned secs);
|
|
extern void bundle_StopSessionTimer(struct bundle *);
|
|
#endif
|
|
|
|
extern void bundle_RegisterDescriptor(struct bundle *, struct fdescriptor *);
|
|
extern void bundle_UnRegisterDescriptor(struct bundle *, struct fdescriptor *);
|
|
|
|
extern void bundle_SetTtyCommandMode(struct bundle *, struct datalink *);
|
|
|
|
extern int bundle_DatalinkClone(struct bundle *, struct datalink *,
|
|
const char *);
|
|
extern void bundle_DatalinkRemove(struct bundle *, struct datalink *);
|
|
extern void bundle_CleanDatalinks(struct bundle *);
|
|
extern void bundle_SetLabel(struct bundle *, const char *);
|
|
extern const char *bundle_GetLabel(struct bundle *);
|
|
extern void bundle_SendDatalink(struct datalink *, int, struct sockaddr_un *);
|
|
extern int bundle_LinkSize(void);
|
|
extern void bundle_ReceiveDatalink(struct bundle *, int);
|
|
extern int bundle_SetMode(struct bundle *, struct datalink *, int);
|
|
extern int bundle_RenameDatalink(struct bundle *, struct datalink *,
|
|
const char *);
|
|
extern void bundle_setsid(struct bundle *, int);
|
|
extern void bundle_LockTun(struct bundle *);
|
|
extern unsigned bundle_HighestState(struct bundle *);
|
|
extern int bundle_Exception(struct bundle *, int);
|
|
extern void bundle_AdjustFilters(struct bundle *, struct ncpaddr *,
|
|
struct ncpaddr *);
|
|
extern void bundle_AdjustDNS(struct bundle *);
|
|
extern void bundle_CalculateBandwidth(struct bundle *);
|
|
extern void bundle_AutoAdjust(struct bundle *, int, int);
|
|
extern int bundle_WantAutoloadTimer(struct bundle *);
|
|
extern void bundle_ChangedPID(struct bundle *);
|
|
extern void bundle_Notify(struct bundle *, char);
|
|
extern int bundle_Uptime(struct bundle *);
|