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glibc/nis/rpcsvc/nislib.h

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/* Copyright (C) 1997-2023 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/>. */
#ifndef __RPCSVC_NISLIB_H__
#define __RPCSVC_NISLIB_H__
#include <rpcsvc/nis.h>
__BEGIN_DECLS
typedef const char *const_nis_name;
/* nis_names: These functions are used to locate and manipulate all NIS+
* objects except the NIS+ entry objects.
*
* nis_lookup (name, flags) resolves a NIS+ name and returns a copy of
* that object from a NIS+ server.
* const nis_name name: name of the object to be resolved
* unsigned int flags: logically ORing zero or more flags (FOLLOW_LINKS,
* HARD_LOOKUP, [NO_CACHE], MASTER_ONLY, EXPAND_NAME)
*
* nis_add (name, obj) adds objects to the NIS+ namespace.
* const nis_name name: fully qualified NIS+ name.
* const nis_object *obj: object members zo_name and zo_domain will be
* constructed from name.
*
* nis_remove (name, obj) removes objects from the NIS+ namespace.
* const nis_name name: fully qualified NIS+ name.
* const nis_object *obj: if not NULL, it is assumed to point to a copy
* of the object being removed. In this case, if
* the object on the server does not have the same
* object identifier as the object being passed,
* the operation will fail with the NIS_NOTSAMEOBJ
* error.
*
* nis_modify (name, obj) can change specific attributes of an object
* that already exists in the namespace.
*/
extern nis_result *nis_lookup (const_nis_name name, unsigned int flags)
__THROW;
extern nis_result *nis_add (const_nis_name name, const nis_object *obj)
__THROW;
extern nis_result *nis_remove (const_nis_name name,
const nis_object *obj) __THROW;
extern nis_result *nis_modify (const_nis_name name,
const nis_object *obj) __THROW;
/* nis_tables: These functions are used to search and modify NIS+ tables.
*
* nis_list (table_name, flags, callback(table_name, obj, userdata), userdata)
* search a table in the NIS+ namespace.
* const nis_name table_name: indexed name ([xx=yy],table.dir)
* unsigned int flags: logically ORing one or more flags (FOLLOW_LINKS,
* [FOLLOW_PATH], HARD_LOOKUP, [ALL_RESULTS], [NO_CACHE],
* MASTER_ONLY, EXPAND_NAME, RETURN_RESULT)
* callback(): callback is an optional pointer to a function that will
* process the ENTRY type objects that are returned from the
* search. If this pointer is NULL, then all entries that match
* the search criteria are returned in the nis_result structure,
* otherwise this function will be called once for each
* entry returned.
* void *userdata: passed to callback function along with the returned
* entry object.
*
* nis_add_entry (table_name, obj, flags) will add the NIS+ object to the
* NIS+ table_name.
* const nis_name table_name
* const nis_object *obj
* unsigned int flags: 0, ADD_OVERWRITE, RETURN_RESULT
*
* nis_modify_entry (name, obj, flags) modifies an object identified by name.
* const nis_name name: object identifier
* const nis_object *obj: should point to an entry with the EN_MODIFIED
* flag set in each column that contains new
* information.
* unsigned int flags: 0, MOD_SAMEOBJ, RETURN_RESULT
*
* nis_remove_entry (table_name, obj, flags) removes a set of entries
* identified by table_name from the table.
* const nis_name table_name: indexed NIS+ name
* const nis_object *obj: if obj is non-null, it is presumed to point to
* a cached copy of the entry. When the removal is
* attempted, and the object that would be removed
* is not the same as the cached object pointed to
* by object then the operation will fail with an
* NIS_NOTSAMEOBJ error
* unsigned int flags: 0, REM_MULTIPLE
*
* nis_first_entry (table_name) fetches entries from a table one at a time.
* const nis_name table_name
*
* nis_next_entry (table_name, cookie) retrieves the "next" entry from a
* table specified by table_name.
* const nis_name table_name:
* const netobj *cookie: The value of cookie from the nis_result structure
* form the previous call.
*/
extern nis_result *nis_list (const_nis_name __name, unsigned int __flags,
int (*__callback)(const_nis_name __table_name,
const nis_object *__obj,
const void *__userdata),
const void *__userdata) __THROW;
extern nis_result *nis_add_entry (const_nis_name __table_name,
const nis_object *__obj,
unsigned int __flags) __THROW;
extern nis_result *nis_modify_entry (const_nis_name __name,
const nis_object *__obj,
unsigned int __flags) __THROW;
extern nis_result *nis_remove_entry (const_nis_name __table_name,
const nis_object *__obj,
unsigned int __flags) __THROW;
extern nis_result *nis_first_entry (const_nis_name __table_name) __THROW;
extern nis_result *nis_next_entry (const_nis_name __table_name,
const netobj *__cookie) __THROW;
/*
** nis_server
*/
extern nis_error nis_mkdir (const_nis_name __dirname,
const nis_server *__machine) __THROW;
extern nis_error nis_rmdir (const_nis_name __dirname,
const nis_server *__machine) __THROW;
extern nis_error nis_servstate (const nis_server *__machine,
const nis_tag *__tags, int __numtags,
nis_tag **__result) __THROW;
extern nis_error nis_stats (const nis_server *__machine,
const nis_tag *__tags, int __numtags,
nis_tag **__result) __THROW;
extern void nis_freetags (nis_tag *__tags, int __numtags) __THROW;
extern nis_server **nis_getservlist (const_nis_name __dirname) __THROW;
extern void nis_freeservlist (nis_server **__machines) __THROW;
/*
** nis_subr
*/
extern nis_name nis_leaf_of (const_nis_name __name) __THROW;
extern nis_name nis_leaf_of_r (const_nis_name __name, char *__buffer,
size_t __buflen) __THROW;
extern nis_name nis_name_of (const_nis_name __name) __THROW;
extern nis_name nis_name_of_r (const_nis_name __name, char *__buffer,
size_t __buflen) __THROW;
extern nis_name nis_domain_of (const_nis_name __name) __THROW;
extern nis_name nis_domain_of_r (const_nis_name __name, char *__buffer,
size_t __buflen) __THROW;
extern nis_name *nis_getnames (const_nis_name __name) __THROW;
extern void nis_freenames (nis_name *__namelist) __THROW;
extern name_pos nis_dir_cmp (const_nis_name __n1, const_nis_name __n2) __THROW;
extern nis_object *nis_clone_object (const nis_object *__src,
nis_object *__dest) __THROW;
extern void nis_destroy_object (nis_object *__obj) __THROW;
extern void nis_print_object (const nis_object *__obj) __THROW;
/*
** nis_local_names
*/
extern nis_name nis_local_group (void) __THROW;
extern nis_name nis_local_directory (void) __THROW;
extern nis_name nis_local_principal (void) __THROW;
extern nis_name nis_local_host (void) __THROW;
/*
** nis_error
*/
extern const char *nis_sperrno (const nis_error __status) __THROW;
extern void nis_perror (const nis_error __status, const char *__label) __THROW;
extern void nis_lerror (const nis_error __status, const char *__label) __THROW;
extern char *nis_sperror (const nis_error status, const char *__label) __THROW;
extern char *nis_sperror_r (const nis_error __status, const char *__label,
char *__buffer, size_t __buflen) __THROW;
/*
** nis_groups
*/
extern bool_t nis_ismember (const_nis_name __principal,
const_nis_name __group) __THROW;
extern nis_error nis_addmember (const_nis_name __member,
const_nis_name __group) __THROW;
extern nis_error nis_removemember (const_nis_name __member,
const_nis_name __group) __THROW;
extern nis_error nis_creategroup (const_nis_name __group,
unsigned int __flags) __THROW;
extern nis_error nis_destroygroup (const_nis_name __group) __THROW;
extern void nis_print_group_entry (const_nis_name __group) __THROW;
extern nis_error nis_verifygroup (const_nis_name __group) __THROW;
/*
** nis_ping
*/
extern void nis_ping (const_nis_name __dirname, uint32_t __utime,
const nis_object *__dirobj) __THROW;
extern nis_result *nis_checkpoint (const_nis_name __dirname) __THROW;
/*
** nis_print (XXX INTERNAL FUNCTIONS, SHOULD NOT BE USED !!)
*/
extern void nis_print_result (const nis_result *__result) __THROW;
extern void nis_print_rights (unsigned int __rights) __THROW;
extern void nis_print_directory (const directory_obj *__dirobj) __THROW;
extern void nis_print_group (const group_obj *__grpobj) __THROW;
extern void nis_print_table (const table_obj *__tblobj) __THROW;
extern void nis_print_link (const link_obj *__lnkobj) __THROW;
extern void nis_print_entry (const entry_obj *__enobj) __THROW;
/*
** nis_file (XXX INTERNAL FUNCTIONS, SHOULD NOT BE USED !!)
*/
extern directory_obj *readColdStartFile (void) __THROW;
extern bool_t writeColdStartFile (const directory_obj *__dirobj) __THROW;
extern nis_object *nis_read_obj (const char *__obj) __THROW;
extern bool_t nis_write_obj (const char *__file, const nis_object *__obj) __THROW;
/*
** nis_clone - (XXX INTERNAL FUNCTIONS, SHOULD NOT BE USED !!)
*/
extern directory_obj *nis_clone_directory (const directory_obj *__src,
directory_obj *__dest) __THROW;
extern nis_result *nis_clone_result (const nis_result *__src,
nis_result *__dest) __THROW;
/* nis_free - nis_freeresult */
extern void nis_freeresult (nis_result *__result) __THROW;
/* (XXX THE FOLLOWING ARE INTERNAL FUNCTIONS, SHOULD NOT BE USED !!) */
extern void nis_free_request (ib_request *__req) __THROW;
extern void nis_free_directory (directory_obj *__dirobj) __THROW;
extern void nis_free_object (nis_object *__obj) __THROW;
/* (XXX INTERNAL FUNCTIONS, SHOULD NOT BE USED !!) */
extern nis_name __nis_default_owner (char *) __THROW;
extern nis_name __nis_default_group (char *) __THROW;
extern uint32_t __nis_default_ttl (char *) __THROW;
extern unsigned int __nis_default_access (char *, unsigned int) __THROW;
extern fd_result *__nis_finddirectory (directory_obj *, const_nis_name) __THROW;
extern void __free_fdresult (fd_result *) __THROW;
/* NIS+ cache locking */
extern int __nis_lock_cache (void) __THROW;
extern int __nis_unlock_cache (void) __THROW;
/* (XXX INTERNAL FUNCTIONS, ONLY FOR rpc.nisd AND glibc !!) */
#if defined (NIS_INTERNAL) || defined (_LIBC)
struct dir_binding
{
CLIENT *clnt; /* RPC CLIENT handle */
nis_server *server_val; /* List of servers */
unsigned int server_len; /* # of servers */
unsigned int server_used; /* Which server we are bind in the moment ? */
unsigned int current_ep; /* Which endpoint of the server are in use? */
unsigned int trys; /* How many server have we tried ? */
unsigned int class; /* From which class is server_val ? */
bool_t master_only; /* Is only binded to the master */
bool_t use_auth; /* Do we use AUTH ? */
bool_t use_udp; /* Do we use UDP ? */
struct sockaddr_in addr; /* Server's IP address */
int socket; /* Server's local socket */
};
typedef struct dir_binding dir_binding;
extern nis_error __nisbind_create (dir_binding *, const nis_server *,
unsigned int, unsigned int, unsigned int,
unsigned int) __THROW;
extern nis_error __nisbind_connect (dir_binding *) __THROW;
extern nis_error __nisbind_next (dir_binding *) __THROW;
extern void __nisbind_destroy (dir_binding *) __THROW;
extern nis_error __nisfind_server (const_nis_name, int, directory_obj **,
dir_binding *, unsigned int) __THROW;
#endif
__END_DECLS
#endif /* __RPCSVC_NISLIB_H__ */
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