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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _CACHEMGR_H
#define _CACHEMGR_H
#ifdef __cplusplus
extern "C" {
#endif
#include <thread.h>
#include <synch.h>
#include <unistd.h>
#include <procfs.h>
#include "ns_sldap.h"
#include "ns_internal.h"
#include "ns_cache_door.h"
#include "cachemgr_door.h"
#define LOGFILE "/var/ldap/cachemgr.log"
#define KILLCACHEMGR "/var/lib/ldap/ldap_cachemgr -K"
#define MAXBITSIZE 30
#define MAXDEBUG DBG_ALL
#define DEFAULTTTL 3600 /* 1 hour */
typedef union {
ldap_data_t data;
char space[BUFFERSIZE];
} dataunion;
/*
* In ldap_cachemgr, it return -99 for some case, start with -100 here
*/
typedef enum chg_error {
CHG_SUCCESS = 0,
CHG_NO_MEMORY = -100,
CHG_INVALID_PARAM = -101,
CHG_NOT_FOUND_IN_WAITING_LIST = -102,
CHG_EXCEED_MAX_THREADS = -103,
CHG_NSCD_REPEATED_CALL = -104
} chg_error_t;
typedef struct waiting_list {
pid_t pid; /* pid of the door client */
thread_t tid; /* thread id of the server */
/* thread */
int cleanup; /* 1: the thread will be */
/* cleaned up */
struct waiting_list *prev; /* previous node in the */
/* linked list */
struct waiting_list *next; /* next node in the linked */
/* list */
} waiting_list_t;
/*
* This structure contains the buffer for the chang data and a wating list to
* regester all the threads that handle GETSTATUSCHANGE START call and are
* waiting for the change notification.
* The notification threads save the data in the buffer then send broadcast
* to wake up the GETSTATUSCHANGE START threads to copy data to the stack and
* door_return().
*/
typedef struct chg_info {
mutex_t chg_lock; /* mutex for this data structure */
cond_t chg_cv; /* cond var for synchronization */
int chg_wakeup; /* flag used with chg_cv for */
/* synchronization */
waiting_list_t *chg_w_first; /* the head of the linked list */
waiting_list_t *chg_w_last; /* the tail of the linked list */
char *chg_data; /* the buffer for the change data */
int chg_data_size; /* the size of the change data */
} chg_info_t;
extern char *getcacheopt(char *s);
extern void logit(char *format, ...);
extern int load_admin_defaults(admin_t *ptr, int will_become_server);
extern int getldap_init(void);
extern void getldap_revalidate(void);
extern int getldap_uidkeepalive(int keep, int interval);
extern int getldap_invalidate(void);
extern void getldap_lookup(LineBuf *config_info, ldap_call_t *in);
extern void getldap_admincred(LineBuf *config_info, ldap_call_t *in);
extern void getldap_refresh(void);
extern int cachemgr_set_dl(admin_t *ptr, int value);
extern int cachemgr_set_ttl(ldap_stat_t *cache, char *name, int value);
extern int get_clearance(int callnumber);
extern int release_clearance(int callnumber);
#ifdef SLP
extern void discover();
#endif /* SLP */
extern void getldap_serverInfo_refresh(void);
extern void getldap_getserver(LineBuf *config_info, ldap_call_t *in);
extern void getldap_get_cacheData(LineBuf *config_info, ldap_call_t *in);
extern int getldap_set_cacheData(ldap_call_t *in);
extern void getldap_get_cacheStat(LineBuf *stat_info);
extern int is_called_from_nscd(pid_t pid); /* in cachemgr.c */
extern int chg_is_called_from_nscd_or_peruser_nscd(char *dc_str, pid_t *pidp);
extern void *chg_cleanup_waiting_threads(void *arg);
extern int chg_get_statusChange(LineBuf *config_info, ldap_call_t *in,
pid_t nscd_pid);
extern int chg_notify_statusChange(char *str);
extern void chg_test_config_change(ns_config_t *new, int *change_status);
extern void chg_config_cookie_set(ldap_get_chg_cookie_t *cookie);
extern ldap_get_chg_cookie_t chg_config_cookie_get(void);
#ifdef __cplusplus
}
#endif
#endif /* _CACHEMGR_H */
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