xref: /freebsd/crypto/krb5/src/lib/krb5/os/accessor.c (revision 7f2fe78b9dd5f51c821d771b63d2e096f6fd49e9)
1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /* lib/krb5/os/accessor.c */
3 /*
4  * Copyright 1990, 2008 by the Massachusetts Institute of Technology.
5  * All Rights Reserved.
6  *
7  * Export of this software from the United States of America may
8  *   require a specific license from the United States Government.
9  *   It is the responsibility of any person or organization contemplating
10  *   export to obtain such a license before exporting.
11  *
12  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
13  * distribute this software and its documentation for any purpose and
14  * without fee is hereby granted, provided that the above copyright
15  * notice appear in all copies and that both that copyright notice and
16  * this permission notice appear in supporting documentation, and that
17  * the name of M.I.T. not be used in advertising or publicity pertaining
18  * to distribution of the software without specific, written prior
19  * permission.  Furthermore if you modify this software you must label
20  * your software as modified software and not distribute it in such a
21  * fashion that it might be confused with the original M.I.T. software.
22  * M.I.T. makes no representations about the suitability of
23  * this software for any purpose.  It is provided "as is" without express
24  * or implied warranty.
25  */
26 
27 #include "k5-int.h"
28 #include "os-proto.h"
29 #include "../krb/int-proto.h"
30 
31 /* If this trick gets used elsewhere, move it to k5-platform.h.  */
32 #ifndef DESIGNATED_INITIALIZERS
33 /* ANSI/ISO C 1999 supports this...  */
34 #if __STDC_VERSION__ >= 199901L                       \
35     /* ...as does GCC, since version 2.something.  */ \
36     || (!defined __cplusplus && __GNUC__ >= 3)
37 #define DESIGNATED_INITIALIZERS 1
38 #else
39 #define DESIGNATED_INITIALIZERS 0
40 #endif
41 #endif
42 
43 krb5_error_code KRB5_CALLCONV
krb5int_accessor(krb5int_access * internals,krb5_int32 version)44 krb5int_accessor(krb5int_access *internals, krb5_int32 version)
45 {
46     if (version == KRB5INT_ACCESS_VERSION) {
47 #if DESIGNATED_INITIALIZERS
48 #define S(FIELD, VAL)   .FIELD = VAL
49 #if defined __GNUC__ && __STDC_VERSION__ < 199901L
50         __extension__
51 #endif
52             static const krb5int_access internals_temp = {
53 #else
54 #define S(FIELD, VAL)   internals_temp.FIELD = VAL
55             krb5int_access internals_temp;
56 #endif
57             S (auth_con_get_subkey_enctype, krb5_auth_con_get_subkey_enctype),
58 
59 #ifndef LEAN_CLIENT
60 #define SC(FIELD, VAL)  S(FIELD, VAL)
61 #else /* disable */
62 #define SC(FIELD, VAL)  S(FIELD, 0)
63 #endif
64             SC (ser_pack_int64, krb5_ser_pack_int64),
65             SC (ser_unpack_int64, krb5_ser_unpack_int64),
66 #undef SC
67 
68 #ifdef ENABLE_LDAP
69 #define SC(FIELD, VAL)  S(FIELD, VAL)
70 #else
71 #define SC(FIELD, VAL)  S(FIELD, 0)
72 #endif
73             SC (asn1_ldap_encode_sequence_of_keys, krb5int_ldap_encode_sequence_of_keys),
74             SC (asn1_ldap_decode_sequence_of_keys, krb5int_ldap_decode_sequence_of_keys),
75 #undef SC
76 
77 #ifndef DISABLE_PKINIT
78 #define SC(FIELD, VAL)  S(FIELD, VAL)
79 #else /* disable */
80 #define SC(FIELD, VAL)  S(FIELD, 0)
81 #endif
82             SC (encode_krb5_pa_pk_as_req, encode_krb5_pa_pk_as_req),
83             SC (encode_krb5_pa_pk_as_rep, encode_krb5_pa_pk_as_rep),
84             SC (encode_krb5_auth_pack, encode_krb5_auth_pack),
85             SC (encode_krb5_kdc_dh_key_info, encode_krb5_kdc_dh_key_info),
86             SC (encode_krb5_reply_key_pack, encode_krb5_reply_key_pack),
87             SC (encode_krb5_td_trusted_certifiers, encode_krb5_td_trusted_certifiers),
88             SC (encode_krb5_td_dh_parameters, encode_krb5_td_dh_parameters),
89             SC (decode_krb5_pa_pk_as_req, decode_krb5_pa_pk_as_req),
90             SC (decode_krb5_pa_pk_as_rep, decode_krb5_pa_pk_as_rep),
91             SC (decode_krb5_auth_pack, decode_krb5_auth_pack),
92             SC (decode_krb5_kdc_dh_key_info, decode_krb5_kdc_dh_key_info),
93             SC (decode_krb5_principal_name, decode_krb5_principal_name),
94             SC (decode_krb5_reply_key_pack, decode_krb5_reply_key_pack),
95             SC (decode_krb5_td_trusted_certifiers, decode_krb5_td_trusted_certifiers),
96             SC (decode_krb5_td_dh_parameters, decode_krb5_td_dh_parameters),
97             SC (encode_krb5_kdc_req_body, encode_krb5_kdc_req_body),
98             SC (free_kdc_req, krb5_free_kdc_req),
99             SC (set_prompt_types, k5_set_prompt_types),
100 #undef SC
101 
102 #if DESIGNATED_INITIALIZERS
103         };
104 #else
105         0;
106 #endif
107         *internals = internals_temp;
108         return 0;
109     }
110     return KRB5_OBSOLETE_FN;
111 }
112