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AmiTCP30b2.lha
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auth.h
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C/C++ Source or Header
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1994-03-09
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5KB
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175 lines
/*
* $Id: auth.h,v 1.3 1994/03/09 01:56:18 jraja Exp $
*
* $Log: auth.h,v $
* Revision 1.3 1994/03/09 01:56:18 jraja
* Changed to use uid_t and gid_t.
*
* Revision 1.2 1993/11/10 00:35:46 jraja
* ANSI prototypes.
*
*/
/* @(#)auth.h 2.3 88/08/07 4.0 RPCSRC; from 1.17 88/02/08 SMI */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
/*
* auth.h, Authentication interface.
*
* Copyright (C) 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".
*/
#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 */
};
#if (_M68000 || mc68000 || sparc || vax || i386 || tahoe || hp300)
typedef u_long u_int32; /* 32-bit unsigned integers */
#endif
union des_block {
struct {
u_int32 high;
u_int32 low;
} key;
char c[8];
};
typedef union des_block des_block;
extern bool_t XDRFUN xdr_des_block(XDR * xdrs, des_block * blkp);
/*
* 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 */
};
extern bool_t XDRFUN xdr_opaque_auth(XDR * xdrs, struct opaque_auth * ap);
/*
* 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 {
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 */
} *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
*/
extern AUTH *authunix_create(char * machname, uid_t uid, gid_t gid,
int len, gid_t * aup_gids);
extern AUTH *authunix_create_default(void);
extern AUTH *authnone_create(void);
extern AUTH *authdes_create();
#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) */