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/*
* multilink.h - support routines for multilink.
*
* Copyright (c) 2000-2002 Paul Mackerras. 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. The name(s) of the authors of this software must not be used to
* endorse or promote products derived from this software without
* prior written permission.
*
* 3. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Paul Mackerras
* <paulus@samba.org>".
*
* THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef PPP_MULTILINK_H
#define PPP_MULTILINK_H
#include "pppdconf.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
* values for epdisc.class
*/
#define EPD_NULL 0 /* null discriminator, no data */
#define EPD_LOCAL 1
#define EPD_IP 2
#define EPD_MAC 3
#define EPD_MAGIC 4
#define EPD_PHONENUM 5
struct epdisc;
#ifdef PPP_WITH_MULTILINK
/*
* Check multilink-related options
*/
void mp_check_options(void);
/*
* Join our link to an appropriate bundle
*/
int mp_join_bundle(void);
/*
* Disconnected our link from the bundle
*/
void mp_exit_bundle(void);
/*
* Multipoint bundle terminated
*/
void mp_bundle_terminated(void);
/*
* Acting as a multilink master
*/
bool mp_master();
/*
* Was multilink negotiated
*/
bool mp_on();
/*
* Convert an endpoint discriminator to a string
*/
char *epdisc_to_str(struct epdisc *);
/*
* Convert a string to an endpoint discriminator
*/
int str_to_epdisc(struct epdisc *, char *);
/*
* Hook for plugin to hear when an interface joins a multilink bundle
*/
typedef void (multilink_join_hook_fn)(void);
extern multilink_join_hook_fn *multilink_join_hook;
#else
#define mp_check_options(x) ((void)0)
#define mp_join_bundle(x) ((void)0)
#define mp_exit_bundle(x) ((void)0)
#define mp_bundle_terminated(x) ((void)0)
static inline bool mp_on() {
return false;
}
static inline bool mp_master() {
return false;
}
#endif // PPP_WITH_MULTILINK
#ifdef __cplusplus
}
#endif
#endif // PPP_MULTILINK_H
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