/*  DO NOT EDIT THIS FILE.

    It has been auto-edited by fixincludes from:

	"/usr/include/rpc/auth.h"

    This had to be done to correct non-standard usages in the
    original, manufacturer supplied header file.  */

#ifdef MODULE_ID
/*
 * @(#)auth.h: $Revision: 1.10.98.3 $ $Date: 96/01/11 19:50:06 $
 * $Locker: indnetwk $
 */
#endif /* MODULE_ID */
/*
 * REVISION: @(#)10.3
 */

#ifndef _RPC_AUTH_INCLUDED
#define _RPC_AUTH_INCLUDED
/*
 * auth.h, Authentication interface.
 *
 * (c) Copyright 1987 Hewlett-Packard Company
 * (c) Copyright 1984 Sun Microsystems, Inc.
 *
 * The data structures are completely opaque to the client.  The client
 * is required to pass a AUTH * to routines that create rpc
 * "sessions".
 */

#ifndef _SYS_STDSYMS_INCLUDED
#  include <sys/stdsyms.h>
#endif 

#ifdef __cplusplus
extern "C" {
#endif

#define MAX_AUTH_BYTES	400
#define MAXNETNAMELEN   255     /* maximum length of network user's name */


/*
 * Status returned from authentication check
 */
enum auth_stat {
	AUTH_OK=0,
	/*
	 * failed at remote end
	 */
	AUTH_BADCRED=1,			/* bogus credentials (seal broken) */
	AUTH_REJECTEDCRED=2,		/* client should begin new session */
	AUTH_BADVERF=3,			/* bogus verifier (seal broken) */
	AUTH_REJECTEDVERF=4,		/* verifier expired or was replayed */
	AUTH_TOOWEAK=5,			/* rejected due to security reasons */
	/*
	 * failed locally
	*/
	AUTH_INVALIDRESP=6,		/* bogus response verifier */
	AUTH_FAILED=7			/* some unknown reason */
};


union des_block {
	struct {
		u_long high;
		u_long low;
	} key;
	char c[8];
};
typedef union des_block des_block;

#ifdef _PROTOTYPES
extern bool_t xdr_des_block (XDR *, des_block *);
#else
extern bool_t xdr_des_block ();
#endif


/*
 * Authentication info.  Opaque to client.
 */
struct opaque_auth {
	enum_t	oa_flavor;		/* flavor of auth */
	caddr_t	oa_base;		/* address of more auth stuff */
	u_int	oa_length;		/* not to exceed MAX_AUTH_BYTES */
};


/*
 * Auth handle, interface to client side authenticators.
 */
typedef struct __auth {
	struct	opaque_auth	ah_cred;
	struct	opaque_auth	ah_verf;
	union	des_block	ah_key;
	struct auth_ops {
#ifdef _PROTOTYPES
		void	(*ah_nextverf)(struct __auth *);
		int	(*ah_marshal)(struct __auth *, XDR *);
		/* nextverf & serialize */
		int	(*ah_validate)(struct __auth *,
					struct opaque_auth *);	
		/* validate varifier */
		int	(*ah_refresh)(struct __auth *);	
		/* refresh credentials */
		void	(*ah_destroy)(struct __auth *);	
		/* destroy this structure */
#else
#ifdef __cplusplus
		void	(*ah_nextverf)(...);
#else
		void	(*ah_nextverf)();
#endif
#ifdef __cplusplus
		int	(*ah_marshal)(...);	/* nextverf & serialize */
#else
		int	(*ah_marshal)();	/* nextverf & serialize */
#endif
#ifdef __cplusplus
		int	(*ah_validate)(...);	/* validate varifier */
#else
		int	(*ah_validate)();	/* validate varifier */
#endif
#ifdef __cplusplus
		int	(*ah_refresh)(...);	/* refresh credentials */
#else
		int	(*ah_refresh)();	/* refresh credentials */
#endif
#ifdef __cplusplus
		void	(*ah_destroy)(...);	/* destroy this structure */
#else
		void	(*ah_destroy)();	/* destroy this structure */
#endif
#endif
	} *ah_ops;
	caddr_t ah_private;
} AUTH;


/*
 * Authentication ops.
 * The ops and the auth handle provide the interface to the authenticators.
 *
 * AUTH	*auth;
 * XDR	*xdrs;
 * struct opaque_auth verf;
 */
#define AUTH_NEXTVERF(auth)		\
		((*((auth)->ah_ops->ah_nextverf))(auth))
#define auth_nextverf(auth)		\
		((*((auth)->ah_ops->ah_nextverf))(auth))

#define AUTH_MARSHALL(auth, xdrs)	\
		((*((auth)->ah_ops->ah_marshal))(auth, xdrs))
#define auth_marshall(auth, xdrs)	\
		((*((auth)->ah_ops->ah_marshal))(auth, xdrs))

#define AUTH_VALIDATE(auth, verfp)	\
		((*((auth)->ah_ops->ah_validate))((auth), verfp))
#define auth_validate(auth, verfp)	\
		((*((auth)->ah_ops->ah_validate))((auth), verfp))

#define AUTH_REFRESH(auth)		\
		((*((auth)->ah_ops->ah_refresh))(auth))
#define auth_refresh(auth)		\
		((*((auth)->ah_ops->ah_refresh))(auth))

#define AUTH_DESTROY(auth)		\
		((*((auth)->ah_ops->ah_destroy))(auth))
#define auth_destroy(auth)		\
		((*((auth)->ah_ops->ah_destroy))(auth))


extern struct opaque_auth _null_auth;


/*
 * These are the various implementations of client side authenticators.
 */

/*
 * Unix style authentication
 * AUTH *authunix_create(machname, uid, gid, len, aup_gids)
 *	char *machname;
 *	int uid;
 *	int gid;
 *	int len;
 *	int *aup_gids;
 */
#ifdef _KERNEL
extern AUTH *authkern_create();		/* takes no parameters */
#else
#ifdef _PROTOTYPES
extern AUTH *authunix_create (char *, uid_t, gid_t, int, gid_t *);
extern AUTH *authunix_create_default (void);     /* takes no parameters */
extern AUTH *authnone_create (void);            /* takes no parameters */
#else
extern AUTH *authunix_create ();
extern AUTH *authunix_create_default (); /* takes no parameters */
extern AUTH *authnone_create ();	 /* takes no parameters */
#endif /* _PROTOTYPES */
#endif /* _KERNEL */

/*
 * DES style authentication
 * AUTH *authdes_create(servername, window, syncaddr, ckey)
 *	char *servername;
 *	u_int window;
 *	struct sockaddr_in *syncaddr;
 *	des_block *ckey;
 */
#ifdef _PROTOTYPES
extern AUTH *authdes_create(char *, u_int, struct sockaddr_in, des_block *);
#else
extern AUTH *authdes_create();
#endif

/*
 *  Netname manipulating functions
 */
#ifdef _PROTOTYPES 
extern int getnetname(char *);
extern int host2netname(char *, char *, char *);
extern int user2netname(char *, uid_t, char *);
extern int netname2user(char *, uid_t *, gid_t *, int *, int *);
extern int netname2host(char *, char *, int);
#else
extern int getnetname();
extern int host2netname();
extern int user2netname();
extern int netname2user();
extern int netname2host();
#endif


/*
 * These routines interface to the keyserv daemon
 */

#ifdef _PROTOTYPES
extern int key_decryptsession(char *, des_block *);
extern int key_encryptsession(char *, des_block *);
extern int key_gendes(des_block *);
extern int key_setsecret(char *);
#else
extern int key_decryptsession();
extern int key_encryptsession();
extern int key_gendes();
extern int key_setsecret();
#endif


#define AUTH_NONE       0               /* no authentication */
#define AUTH_NULL       0               /* backward compatibility */
#define	AUTH_UNIX	1		/* unix style (uid, gids) */
#define	AUTH_SHORT	2		/* short hand unix style */
#define AUTH_DES        3               /* des style (encrypted timestamps) */

#ifdef __cplusplus
}
#endif

#endif /* !_RPC_AUTH_INCLUDED */

