1 /* Compatibility stubs of accidentally exported __nss_*_lookup functions.
2 Copyright (C) 2017-2020 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
21 #include <shlib-compat.h>
22 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_27)
26 /* On i386, the function calling convention changed from the standard
27 ABI calling convention to three register parameters in glibc 2.8.
28 The following error-returning stub happens to be compatible with
29 glibc 2.7 and earlier and glibc 2.8 and later, even on i386. */
31 attribute_compat_text_section
32 __nss_passwd_lookup (nss_action_list
*ni
, const char *fct_name
, void **fctp
)
37 compat_symbol (libc
, __nss_passwd_lookup
, __nss_passwd_lookup
, GLIBC_2_0
);
38 strong_alias (__nss_passwd_lookup
, __nss_group_lookup
)
39 compat_symbol (libc
, __nss_group_lookup
, __nss_group_lookup
, GLIBC_2_0
);
40 strong_alias (__nss_passwd_lookup
, __nss_hosts_lookup
)
41 compat_symbol (libc
, __nss_hosts_lookup
, __nss_hosts_lookup
, GLIBC_2_0
);
43 #endif /* SHLIB_COMPAT */
45 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_30)
47 /* These functions were exported under a non-GLIBC_PRIVATE version,
48 even though it is not usable externally due to the service_user
49 (now nss_action_list) type dependency. */
52 attribute_compat_text_section
53 __nss_next (nss_action_list
*ni
, const char *fct_name
, void **fctp
, int status
,
58 compat_symbol (libc
, __nss_next
, __nss_next
, GLIBC_2_0
);
61 attribute_compat_text_section
62 __nss_database_lookup (const char *database
, const char *alternate_name
,
63 const char *defconfig
, nss_action_list
*ni
)
68 compat_symbol (libc
, __nss_database_lookup
, __nss_database_lookup
, GLIBC_2_0
);
70 #endif /* SHLIB_COMPAT */