1/* Get public or secret key from key server.
2 Copyright (C) 1996-2021 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20#include <errno.h>
21#include <rpc/netdb.h>
22#include <rpc/auth_des.h>
23#include <shlib-compat.h>
24
25#include "nsswitch.h"
26
27
28/* Type of the lookup function for the public key. */
29typedef int (*public_function) (const char *, char *, int *);
30
31/* Type of the lookup function for the secret key. */
32typedef int (*secret_function) (const char *, char *, const char *, int *);
33
34int
35getpublickey (const char *name, char *key)
36{
37 nss_action_list nip;
38 union
39 {
40 public_function f;
41 void *ptr;
42 } fct;
43 enum nss_status status = NSS_STATUS_UNAVAIL;
44 int no_more;
45
46 no_more = __nss_publickey_lookup2 (&nip, "getpublickey", NULL, &fct.ptr);
47
48 while (! no_more)
49 {
50 status = (*fct.f) (name, key, &errno);
51
52 no_more = __nss_next2 (&nip, "getpublickey", NULL, &fct.ptr, status, 0);
53 }
54
55 return status == NSS_STATUS_SUCCESS;
56}
57libc_hidden_nolink_sunrpc (getpublickey, GLIBC_2_0)
58
59
60int
61getsecretkey (const char *name, char *key, const char *passwd)
62{
63 nss_action_list nip;
64 union
65 {
66 secret_function f;
67 void *ptr;
68 } fct;
69 enum nss_status status = NSS_STATUS_UNAVAIL;
70 int no_more;
71
72 no_more = __nss_publickey_lookup2 (&nip, "getsecretkey", NULL, &fct.ptr);
73
74 while (! no_more)
75 {
76 status = (*fct.f) (name, key, passwd, &errno);
77
78 no_more = __nss_next2 (&nip, "getsecretkey", NULL, &fct.ptr, status, 0);
79 }
80
81 return status == NSS_STATUS_SUCCESS;
82}
83libc_hidden_nolink_sunrpc (getsecretkey, GLIBC_2_0)
84