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/*-
* Copyright (c) 1998, 2001, Juniper Networks, Inc.
* 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.
*
* $FreeBSD$
*/
#ifndef _TACLIB_H_
#define _TACLIB_H_
#include <sys/types.h>
struct tac_handle;
/* Flags for tac_add_server(). */
#define TAC_SRVR_SINGLE_CONNECT 0x04 /* Keep connection open for multiple
sessions. */
/* Disassembly of tac_send_authen() return value. */
#define TAC_AUTHEN_STATUS(s) ((s) & 0xff)
#define TAC_AUTHEN_NOECHO(s) ((s) & (1<<8))
/* Disassembly of tac_send_author() return value. */
#define TAC_AUTHOR_STATUS(s) ((s) & 0xff)
#define TAC_AUTHEN_AV_COUNT(s) (((s)>>8) & 0xff)
/* Privilege levels */
#define TAC_PRIV_LVL_MIN 0x00
#define TAC_PRIV_LVL_USER 0x01
#define TAC_PRIV_LVL_ROOT 0x0f
#define TAC_PRIV_LVL_MAX 0x0f
/* Authentication actions */
#define TAC_AUTHEN_LOGIN 0x01
#define TAC_AUTHEN_CHPASS 0x02
#define TAC_AUTHEN_SENDPASS 0x03
#define TAC_AUTHEN_SENDAUTH 0x04
/* Authentication types */
#define TAC_AUTHEN_TYPE_ASCII 0x01
#define TAC_AUTHEN_TYPE_PAP 0x02
#define TAC_AUTHEN_TYPE_CHAP 0x03
#define TAC_AUTHEN_TYPE_ARAP 0x04
#define TAC_AUTHEN_TYPE_MSCHAP 0x05
/* Authentication services */
#define TAC_AUTHEN_SVC_NONE 0x00
#define TAC_AUTHEN_SVC_LOGIN 0x01
#define TAC_AUTHEN_SVC_ENABLE 0x02
#define TAC_AUTHEN_SVC_PPP 0x03
#define TAC_AUTHEN_SVC_ARAP 0x04
#define TAC_AUTHEN_SVC_PT 0x05
#define TAC_AUTHEN_SVC_RCMD 0x06
#define TAC_AUTHEN_SVC_X25 0x07
#define TAC_AUTHEN_SVC_NASI 0x08
#define TAC_AUTHEN_SVC_FWPROXY 0x09
/* Authentication reply status codes */
#define TAC_AUTHEN_STATUS_PASS 0x01
#define TAC_AUTHEN_STATUS_FAIL 0x02
#define TAC_AUTHEN_STATUS_GETDATA 0x03
#define TAC_AUTHEN_STATUS_GETUSER 0x04
#define TAC_AUTHEN_STATUS_GETPASS 0x05
#define TAC_AUTHEN_STATUS_RESTART 0x06
#define TAC_AUTHEN_STATUS_ERROR 0x07
#define TAC_AUTHEN_STATUS_FOLLOW 0x21
/* Authorization authenticatication methods */
#define TAC_AUTHEN_METH_NOT_SET 0x00
#define TAC_AUTHEN_METH_NONE 0x01
#define TAC_AUTHEN_METH_KRB5 0x02
#define TAC_AUTHEN_METH_LINE 0x03
#define TAC_AUTHEN_METH_ENABLE 0x04
#define TAC_AUTHEN_METH_LOCAL 0x05
#define TAC_AUTHEN_METH_TACACSPLUS 0x06
#define TAC_AUTHEN_METH_RCMD 0x20
/* If adding more, see comments in protocol_version() in taclib.c */
/* Authorization status */
#define TAC_AUTHOR_STATUS_PASS_ADD 0x01
#define TAC_AUTHOR_STATUS_PASS_REPL 0x02
#define TAC_AUTHOR_STATUS_FAIL 0x10
#define TAC_AUTHOR_STATUS_ERROR 0x11
__BEGIN_DECLS
int tac_add_server(struct tac_handle *,
const char *, int, const char *, int, int);
void tac_close(struct tac_handle *);
int tac_config(struct tac_handle *, const char *);
int tac_create_authen(struct tac_handle *, int, int, int);
void *tac_get_data(struct tac_handle *, size_t *);
char *tac_get_msg(struct tac_handle *);
struct tac_handle *tac_open(void);
int tac_send_authen(struct tac_handle *);
int tac_set_data(struct tac_handle *,
const void *, size_t);
int tac_set_msg(struct tac_handle *, const char *);
int tac_set_port(struct tac_handle *, const char *);
int tac_set_priv(struct tac_handle *, int);
int tac_set_rem_addr(struct tac_handle *, const char *);
int tac_set_user(struct tac_handle *, const char *);
const char *tac_strerror(struct tac_handle *);
int tac_send_author(struct tac_handle *);
int tac_create_author(struct tac_handle *, int, int, int);
int tac_set_av(struct tac_handle *, u_int, const char *);
char *tac_get_av(struct tac_handle *, u_int);
char *tac_get_av_value(struct tac_handle *, const char *);
void tac_clear_avs(struct tac_handle *);
__END_DECLS
#endif /* _TACLIB_H_ */
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