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mpd 5.9

/*
 * See ``COPYRIGHT.mpd''
 *
 * $Id: radius.h,v 1.1.1.6 2021/03/17 00:39:23 misho Exp $
 *
 */

#ifdef CCP_MPPC
#include <netgraph/ng_mppc.h>
#endif
#include <radlib.h>

#include <net/if.h>
#include <net/if_types.h>

#include "iface.h"

#ifndef _RADIUS_H_
#define _RADIUS_H_

/*
 * DEFINITIONS
 */

#define RADIUS_CHAP		1
#define RADIUS_PAP		2
#define RADIUS_EAP		3
#define RADIUS_MAX_SERVERS	10

#ifndef RAD_UPDATE
#define RAD_UPDATE		3
#endif

#ifndef RAD_ACCT_INPUT_GIGAWORDS
#define RAD_ACCT_INPUT_GIGAWORDS 52
#endif

#ifndef RAD_ACCT_OUTPUT_GIGAWORDS
#define RAD_ACCT_OUTPUT_GIGAWORDS 53
#endif

#ifndef RAD_TUNNEL_TYPE
#define RAD_TUNNEL_TYPE		64
#endif

#ifndef RAD_TUNNEL_MEDIUM_TYPE
#define RAD_TUNNEL_MEDIUM_TYPE	65
#endif

#ifndef RAD_TUNNEL_CLIENT_ENDPOINT
#define RAD_TUNNEL_CLIENT_ENDPOINT 66
#endif

#ifndef RAD_TUNNEL_SERVER_ENDPOINT
#define RAD_TUNNEL_SERVER_ENDPOINT 67
#endif

#ifndef RAD_EAP_MESSAGE
#define RAD_EAP_MESSAGE		79
#endif

#ifndef RAD_MESSAGE_AUTHENTIC
#define RAD_MESSAGE_AUTHENTIC	80
#endif

#ifndef RAD_ACCT_INTERIM_INTERVAL
#define RAD_ACCT_INTERIM_INTERVAL 85
#endif

#ifndef RAD_NAS_PORT_ID
#define RAD_NAS_PORT_ID		87
#endif

#ifndef RAD_FRAMED_POOL
#define RAD_FRAMED_POOL		88
#endif

#ifndef RAD_TUNNEL_CLIENT_AUTH_ID
#define RAD_TUNNEL_CLIENT_AUTH_ID 90
#endif

#ifndef RAD_TUNNEL_SERVER_AUTH_ID
#define RAD_TUNNEL_SERVER_AUTH_ID 91
#endif

#ifndef RAD_MAX_ATTR_LEN
#define RAD_MAX_ATTR_LEN	253
#endif

#ifndef RAD_FRAMED_IPV6_ADDRESS
#define RAD_FRAMED_IPV6_ADDRESS	168
#endif

/* for mppe-keys */
#define AUTH_LEN		16
#define SALT_LEN		2

/* max. length of RAD_ACCT_SESSION_ID, RAD_ACCT_MULTI_SESSION_ID */
#define RAD_ACCT_MAX_SESSIONID	256

#define RAD_VENDOR_MPD		12341
#define RAD_MPD_RULE		1
#define RAD_MPD_PIPE		2
#define RAD_MPD_QUEUE		3
#define RAD_MPD_TABLE		4
#define RAD_MPD_TABLE_STATIC	5
#define RAD_MPD_FILTER		6
#define RAD_MPD_LIMIT		7
#define RAD_MPD_INPUT_OCTETS	8
#define RAD_MPD_INPUT_PACKETS	9
#define RAD_MPD_OUTPUT_OCTETS	10
#define RAD_MPD_OUTPUT_PACKETS	11
#define RAD_MPD_LINK		12
#define RAD_MPD_BUNDLE		13
#define RAD_MPD_IFACE		14
#define RAD_MPD_IFACE_INDEX	15
#define RAD_MPD_INPUT_ACCT	16
#define RAD_MPD_OUTPUT_ACCT	17
#define RAD_MPD_ACTION		18
#define RAD_MPD_PEER_IDENT	19
#define RAD_MPD_IFACE_NAME	20
#define RAD_MPD_IFACE_DESCR	21
#define RAD_MPD_IFACE_GROUP	22
#define RAD_MPD_DROP_USER	154

/* Configuration options */
enum {
	RADIUS_CONF_MESSAGE_AUTHENTIC
};

extern const struct cmdtab RadiusSetCmds[];
extern const struct cmdtab RadiusUnSetCmds[];

/* Configuration for a radius server */
struct radiusserver_conf {
	char	*hostname;
	char	*sharedsecret;
	in_port_t auth_port;
	in_port_t acct_port;
	struct	radiusserver_conf *next;
};
typedef struct radiusserver_conf *RadServe_Conf;

struct radiusconf {
	int	radius_timeout;
	int	radius_retries;
#ifdef HAVE_RAD_BIND
	struct	in_addr src_addr;
#endif
	struct	in_addr radius_me;
	struct	u_addr radius_mev6;
	char	*identifier;
	char	*file;
	struct	radiusserver_conf *server;
	struct	optinfo options;		/* Configured options */
};
typedef struct radiusconf *RadConf;

struct rad_chapvalue {
	u_char	ident;
	u_char	response[CHAP_MAX_VAL];
};

struct rad_mschapvalue {
	u_char	ident;
	u_char	flags;
	u_char	lm_response[24];
	u_char	nt_response[24];
};

struct rad_mschapv2value {
	u_char	ident;
	u_char	flags;
	u_char	pchallenge[16];
	u_char	reserved[8];
	u_char	response[24];
};

struct authdata;

/*
 * FUNCTIONS
 */

extern void RadiusInit(Link l);
extern int RadiusAuthenticate(struct authdata *auth);
extern int RadiusAccount(struct authdata *auth);
extern void RadiusClose(struct authdata *auth);
extern void RadiusEapProxy(void *arg);
extern int RadStat(Context ctx, int ac, const char *const av[], const void *arg);

#endif