-/* Copyright (C) 1996, 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2014 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 Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#ifndef _NSSWITCH_H
#define _NSSWITCH_H 1
#include <resolv.h>
#include <search.h>
#include <dlfcn.h>
+#include <stdbool.h>
/* Actions performed after lookup finished. */
typedef enum
/* Link to the underlying library object. */
service_library *library;
/* Collection of known functions. */
- struct entry *known;
+ void *known;
/* Name of the service (`files', `dns', `nis', ...). */
char name[0];
} service_user;
} name_database;
+/* Indices into DATABASES in nsswitch.c and __NSS_DATABASE_CUSTOM. */
+enum
+ {
+#define DEFINE_DATABASE(arg) NSS_DBSIDX_##arg,
+#include "databases.def"
+#undef DEFINE_DATABASE
+ NSS_DBSIDX_max
+ };
+
+/* Flags whether custom rules for database is set. */
+extern bool __nss_database_custom[NSS_DBSIDX_max];
+
+/* Warning for NSS functions, which don't require dlopen if glibc
+ was built with --enable-static-nss. */
+#ifdef DO_STATIC_NSS
+# define nss_interface_function(name)
+#else
+# define nss_interface_function(name) static_link_warning (name)
+#endif
+
+
/* Interface functions for NSS. */
/* Get the data structure representing the specified database.
If there is no configuration for this database in the file,
parse a service list from DEFCONFIG and use that. More
than one function can use the database. */
-int __nss_database_lookup (const char *database, const char *alternative_name,
- const char *defconfig, service_user **ni);
-
+extern int __nss_database_lookup (const char *database,
+ const char *alternative_name,
+ const char *defconfig, service_user **ni);
+libc_hidden_proto (__nss_database_lookup)
/* Put first function with name FCT_NAME for SERVICE in FCTP. The
position is remembered in NI. The function returns a value < 0 if
an error occurred or no such function exists. */
-int __nss_lookup (service_user **ni, const char *fct_name, void **fctp);
+extern int __nss_lookup (service_user **ni, const char *fct_name,
+ const char *fct2_name, void **fctp);
+libc_hidden_proto (__nss_lookup)
/* Determine the next step in the lookup process according to the
result STATUS of the call to the last function returned by
services. In other words, only if all four lookup results have
the action RETURN associated the lookup process stops before the
natural end. */
-int __nss_next (service_user **ni, const char *fct_name, void **fctp,
- int status, int all_values);
+extern int __nss_next2 (service_user **ni, const char *fct_name,
+ const char *fct2_name, void **fctp, int status,
+ int all_values) attribute_hidden;
+libc_hidden_proto (__nss_next2)
+extern int __nss_next (service_user **ni, const char *fct_name, void **fctp,
+ int status, int all_values);
/* Search for the service described in NI for a function named FCT_NAME
and return a pointer to this function if successful. */
-void *__nss_lookup_function (service_user *ni, const char *fct_name);
+extern void *__nss_lookup_function (service_user *ni, const char *fct_name);
+libc_hidden_proto (__nss_lookup_function)
+
+/* Called by NSCD to disable recursive calls and enable special handling
+ when used in nscd. */
+struct traced_file;
+extern void __nss_disable_nscd (void (*) (size_t, struct traced_file *));
-typedef int (*db_lookup_function) (service_user **, const char *, void **);
+
+typedef int (*db_lookup_function) (service_user **, const char *, const char *,
+ void **)
+ internal_function;
typedef enum nss_status (*setent_function) (int);
typedef enum nss_status (*endent_function) (void);
typedef enum nss_status (*getent_function) (void *, char *, size_t,
struct hostent *resbuf, char **buffer,
size_t *buffer_size, size_t buflen,
struct hostent **result,
- enum nss_status *status, int *typep,
- int flags, int *afp, int *h_errnop);
+ enum nss_status *status, int af,
+ int *h_errnop);
+libc_hidden_proto (__nss_hostname_digits_dots)
+
+/* Maximum number of aliases we allow. */
+#define MAX_NR_ALIASES 48
+#define MAX_NR_ADDRS 48
#endif /* nsswitch.h */