glibc/nss/nss_files_functions.c
Florian Weimer f9c8b11ed7 nss: Access nss_files through direct references
This partially fixes static-only NSS support (bug 27959): The files
module no longer needs dlopen.  Support for the dns module remains
to be added, and also support for disabling dlopen altogether.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2021-07-07 18:33:52 +02:00

44 lines
1.4 KiB
C

/* Direct access for nss_files functions for NSS module loading.
Copyright (C) 2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <nss_module.h>
#include <nss_files.h>
void
__nss_files_functions (nss_module_functions_untyped pointers)
{
void **fptr = pointers;
/* Functions which are not implemented. */
#define _nss_files_getcanonname_r NULL
#define _nss_files_gethostbyaddr2_r NULL
#define _nss_files_getpublickey NULL
#define _nss_files_getsecretkey NULL
#define _nss_files_netname2user NULL
#undef DEFINE_NSS_FUNCTION
#define DEFINE_NSS_FUNCTION(x) *fptr++ = _nss_files_##x;
#include "function.def"
#ifdef PTR_MANGLE
void **end = fptr;
for (fptr = pointers; fptr != end; ++fptr)
PTR_MANGLE (*fptr);
#endif
}