common.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* PPPoE common utilities and data.
*
* Copyright (c) 2000-2001 by Sun Microsystems, Inc.
* All rights reserved.
*/
#ifndef PPPOE_COMMON_H
#define PPPOE_COMMON_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/sppptun.h>
#include <net/pppoe.h>
#include <netinet/if_ether.h>
#define PKT_INPUT_LEN PPPOE_MSGMAX
#define PKT_OCTL_LEN (sizeof (struct ppptun_control) + 1)
#define PKT_OUTPUT_LEN PPPOE_MSGMAX
/* Common buffers */
extern uint32_t pkt_input[];
extern uint32_t pkt_octl[];
extern uint32_t pkt_output[];
/* Name of PPPoE tunnel driver */
extern const char tunnam[];
/* Name of application (from argv[0]) */
extern char *myname;
/* Ethernet broadcast address */
extern const ether_addr_t ether_bcast;
/* General purpose utility functions. */
struct strbuf;
extern int strioctl(int fd, int cmd, void *ptr, int ilen, int olen);
extern const char *ehost(const ppptun_atype *pap);
extern const char *ehost2(const struct ether_addr *ea);
extern const char *ihost(uint32_t haddr);
extern int hexdecode(char chr);
extern const char *mystrerror(int err);
extern void myperror(const char *emsg);
extern int mygetmsg(int fd, struct strbuf *ctrl, struct strbuf *data,
int *flags);
/* PPPoE-specific functions. */
extern poep_t *poe_mkheader(void *dptr, uint8_t codeval, int sessionid);
extern boolean_t poe_tagcheck(const poep_t *poep, int length,
const uint8_t *tptr);
extern int poe_add_str(poep_t *poep, uint16_t ttype, const char *str);
extern int poe_add_long(poep_t *poep, uint16_t ttype, uint32_t val);
extern int poe_two_longs(poep_t *poep, uint16_t ttype, uint32_t val1,
uint32_t val2);
extern int poe_tag_copy(poep_t *poep, const uint8_t *tagp);
extern const char *poe_tagname(uint16_t tagtype);
extern const char *poe_codename(uint8_t codetype);
/* These are here in case access wrappers are desired. */
#define poe_version_type(p) ((p)->poep_version_type)
#define poe_code(p) ((p)->poep_code)
#define poe_session_id(p) ntohs((p)->poep_session_id)
#define poe_length(p) ntohs((p)->poep_length)
#ifdef __cplusplus
}
#endif
#endif /* PPPOE_COMMON_H */