1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/* @(#)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".
*/
#ifndef _RPC_AUTH_H
#define _RPC_AUTH_H 1
#include <features.h>
#include <rpc/xdr.h>
__BEGIN_DECLS
#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_int32_t high;
u_int32_t low;
} key;
char c[8];
};
typedef union des_block des_block;
extern bool_t xdr_des_block __P ((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 */
};
/*
* Auth handle, interface to client side authenticators.
*/
typedef struct AUTH AUTH;
struct AUTH {
struct opaque_auth ah_cred;
struct opaque_auth ah_verf;
union des_block ah_key;
struct auth_ops {
void (*ah_nextverf) __P ((AUTH *));
int (*ah_marshal) __P ((AUTH *, XDR *)); /* nextverf & serialize */
int (*ah_validate) __P ((AUTH *, struct opaque_auth *));
/* validate verifier */
int (*ah_refresh) __P ((AUTH *)); /* refresh credentials */
void (*ah_destroy) __P ((AUTH *)); /* destroy this structure */
} *ah_ops;
caddr_t ah_private;
};
/*
* 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;
*/
extern AUTH *authunix_create __P ((char *__machname, __uid_t __uid,
__gid_t __gid, int __len,
__gid_t *__aup_gids));
extern AUTH *authunix_create_default __P ((void));
extern AUTH *authnone_create __P ((void));
extern AUTH *authdes_create __P ((const char *__servername, u_int __window,
struct sockaddr *__syncaddr,
des_block *__ckey));
#define AUTH_NONE 0 /* no authentication */
#define AUTH_NULL 0 /* backward compatibility */
#define AUTH_SYS 1 /* unix style (uid, gids) */
#define AUTH_UNIX AUTH_SYS
#define AUTH_SHORT 2 /* short hand unix style */
#define AUTH_DES 3 /* des style (encrypted timestamps) */
#define AUTH_KERB 4 /* kerberos style */
/*
* Netname manipulating functions
*
*/
extern int getnetname __P ((char *));
extern int host2netname __P ((char *, __const char *, __const char *));
extern int user2netname __P ((char *, __const uid_t, __const char *));
extern int netname2user __P ((__const char *, uid_t *, gid_t *, int *,
gid_t *));
extern int netname2host __P ((__const char *, char *, __const int));
/*
*
* These routines interface to the keyserv daemon
*
*/
extern int key_decryptsession __P ((char *, des_block *));
extern int key_decryptsession_pk __P ((char *, netobj *, des_block *));
extern int key_encryptsession __P ((char *, des_block *));
extern int key_encryptsession_pk __P ((char *, netobj *, des_block *));
extern int key_gendes __P ((des_block *));
extern int key_setsecret __P ((char *));
extern int key_secretkey_is_set __P ((void));
extern int key_get_conv __P ((char *, des_block *));
__END_DECLS
/* This is for compiling the glibc NIS+ code with DES auth. */
#ifdef _LIBC
#define HAVE_SECURE_RPC 1
#endif
#endif /* rpc/auth.h */
|
