2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
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11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
13 * Sun RPC is provided with no support and without any obligation on the
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15 * modification or enhancement.
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18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
25 * Sun Microsystems, Inc.
27 * Mountain View, California 94043
29 * from: @(#)auth.h 1.17 88/02/08 SMI
30 * from: @(#)auth.h 2.3 88/08/07 4.0 RPCSRC
31 * $Id: auth.h,v 1.13 1997/05/28 04:45:06 wpaul Exp $
35 * auth.h, Authentication interface.
37 * Copyright (C) 1984, Sun Microsystems, Inc.
39 * The data structures are completely opaque to the client. The client
40 * is required to pass a AUTH * to routines that create rpc
46 #include <sys/cdefs.h>
47 #include <sys/socket.h>
49 #define MAX_AUTH_BYTES 400
50 #define MAXNETNAMELEN 255 /* maximum length of network user's name */
53 * Status returned from authentication check
58 * failed at remote end
60 AUTH_BADCRED=1, /* bogus credentials (seal broken) */
61 AUTH_REJECTEDCRED=2, /* client should begin new session */
62 AUTH_BADVERF=3, /* bogus verifier (seal broken) */
63 AUTH_REJECTEDVERF=4, /* verifier expired or was replayed */
64 AUTH_TOOWEAK=5, /* rejected due to security reasons */
68 AUTH_INVALIDRESP=6, /* bogus response verifier */
69 AUTH_FAILED=7 /* some unknown reason */
79 typedef union des_block des_block;
81 extern bool_t xdr_des_block __P((XDR *, des_block *));
85 * Authentication info. Opaque to client.
88 enum_t oa_flavor; /* flavor of auth */
89 caddr_t oa_base; /* address of more auth stuff */
90 u_int oa_length; /* not to exceed MAX_AUTH_BYTES */
93 bool_t xdr_opaque_auth __P((XDR *xdrs, struct opaque_auth *ap));
98 * Auth handle, interface to client side authenticators.
100 typedef struct __rpc_auth {
101 struct opaque_auth ah_cred;
102 struct opaque_auth ah_verf;
103 union des_block ah_key;
105 void (*ah_nextverf) __P((struct __rpc_auth *));
106 /* nextverf & serialize */
107 int (*ah_marshal) __P((struct __rpc_auth *, XDR *));
108 /* validate verifier */
109 int (*ah_validate) __P((struct __rpc_auth *,
110 struct opaque_auth *));
111 /* refresh credentials */
112 int (*ah_refresh) __P((struct __rpc_auth *));
113 /* destroy this structure */
114 void (*ah_destroy) __P((struct __rpc_auth *));
121 * Authentication ops.
122 * The ops and the auth handle provide the interface to the authenticators.
126 * struct opaque_auth verf;
128 #define AUTH_NEXTVERF(auth) \
129 ((*((auth)->ah_ops->ah_nextverf))(auth))
130 #define auth_nextverf(auth) \
131 ((*((auth)->ah_ops->ah_nextverf))(auth))
133 #define AUTH_MARSHALL(auth, xdrs) \
134 ((*((auth)->ah_ops->ah_marshal))(auth, xdrs))
135 #define auth_marshall(auth, xdrs) \
136 ((*((auth)->ah_ops->ah_marshal))(auth, xdrs))
138 #define AUTH_VALIDATE(auth, verfp) \
139 ((*((auth)->ah_ops->ah_validate))((auth), verfp))
140 #define auth_validate(auth, verfp) \
141 ((*((auth)->ah_ops->ah_validate))((auth), verfp))
143 #define AUTH_REFRESH(auth) \
144 ((*((auth)->ah_ops->ah_refresh))(auth))
145 #define auth_refresh(auth) \
146 ((*((auth)->ah_ops->ah_refresh))(auth))
148 #define AUTH_DESTROY(auth) \
149 ((*((auth)->ah_ops->ah_destroy))(auth))
150 #define auth_destroy(auth) \
151 ((*((auth)->ah_ops->ah_destroy))(auth))
154 extern struct opaque_auth _null_auth;
157 * These are the various implementations of client side authenticators.
161 * Unix style authentication
162 * AUTH *authunix_create(machname, uid, gid, len, aup_gids)
171 extern AUTH *authunix_create __P((char *, int, int, int, int *));
172 extern AUTH *authunix_create_default __P((void));
173 extern AUTH *authnone_create __P((void));
176 /* Forward compatibility with TI-RPC */
177 #define authsys_create authunix_create
178 #define authsys_create_default authunix_create_default
181 * DES style authentication
182 * AUTH *authdes_create(servername, window, timehost, ckey)
183 * char *servername; - network name of server
184 * u_int window; - time to live
185 * struct sockaddr *timehost; - optional hostname to sync with
186 * des_block *ckey; - optional conversation key to use
189 extern AUTH *authdes_create __P(( char *, u_int, struct sockaddr *, des_block * ));
192 * TI-RPC supports this call, but it requires the inclusion of
193 * NIS+-specific headers which would require the inclusion of other
194 * headers which would result in a tangled mess. For now, the NIS+
195 * code prototypes this routine internally.
197 extern AUTH *authdes_pk_create __P(( char *, netobj *, u_int,
198 struct sockaddr *, des_block *,
204 * Netname manipulation routines.
207 extern int netname2user __P(( char *, uid_t *, gid_t *, int *, gid_t *));
208 extern int netname2host __P(( char *, char *, int ));
209 extern int getnetname __P(( char * ));
210 extern int user2netname __P(( char *, uid_t, char * ));
211 extern int host2netname __P(( char *, char *, char * ));
212 extern void passwd2des __P(( char *, char * ));
216 * Keyserv interface routines.
217 * XXX Should not be here.
220 #define HEXKEYBYTES 48
222 typedef char kbuf[HEXKEYBYTES];
223 typedef char *namestr;
232 extern int key_decryptsession __P(( const char *, des_block * ));
233 extern int key_decryptsession_pk __P(( char *, netobj *, des_block * ));
234 extern int key_encryptsession __P(( const char *, des_block * ));
235 extern int key_encryptsession_pk __P(( char *, netobj *, des_block * ));
236 extern int key_gendes __P(( des_block * ));
237 extern int key_setsecret __P(( const char * ));
238 extern int key_secretkey_is_set __P(( void ));
239 extern int key_setnet __P(( struct netstarg * ));
240 extern int key_get_conv __P(( char *, des_block * ));
244 * Publickey routines.
247 extern int getpublickey __P(( char *, char * ));
248 extern int getpublicandprivatekey __P(( char *, char * ));
249 extern int getsecretkey __P(( char *, char *, char * ));
253 #define AUTH_NONE 0 /* no authentication */
254 #define AUTH_NULL 0 /* backward compatibility */
255 #define AUTH_UNIX 1 /* unix style (uid, gids) */
256 #define AUTH_SYS 1 /* forward compatibility */
257 #define AUTH_SHORT 2 /* short hand unix style */
258 #define AUTH_DES 3 /* des style (encrypted timestamps) */
260 #endif /* !_RPC_AUTH_H */