mirror of
https://gitee.com/acl-dev/acl.git
synced 2024-12-05 05:18:53 +08:00
149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
/*-
|
|
* See the file LICENSE for redistribution information.
|
|
*
|
|
* Copyright (c) 2000-2004
|
|
* Sleepycat Software. All rights reserved.
|
|
*
|
|
* $Id: db_server_int.h,v 1.25 2004/01/28 03:36:02 bostic Exp $
|
|
*/
|
|
|
|
#ifndef _DB_SERVER_INT_H_
|
|
#define _DB_SERVER_INT_H_
|
|
|
|
#define DB_SERVER_TIMEOUT 300 /* 5 minutes */
|
|
#define DB_SERVER_MAXTIMEOUT 1200 /* 20 minutes */
|
|
#define DB_SERVER_IDLETIMEOUT 86400 /* 1 day */
|
|
|
|
/*
|
|
* Ignore/mask off the following env->open flags:
|
|
* Most are illegal for a client to specify as they would control
|
|
* server resource usage. We will just ignore them.
|
|
* DB_LOCKDOWN
|
|
* DB_PRIVATE
|
|
* DB_RECOVER
|
|
* DB_RECOVER_FATAL
|
|
* DB_SYSTEM_MEM
|
|
* DB_USE_ENVIRON, DB_USE_ENVIRON_ROOT - handled on client
|
|
*/
|
|
#define DB_SERVER_FLAGMASK ( \
|
|
DB_LOCKDOWN | DB_PRIVATE | DB_RECOVER | DB_RECOVER_FATAL | \
|
|
DB_SYSTEM_MEM | DB_USE_ENVIRON | DB_USE_ENVIRON_ROOT)
|
|
|
|
#define CT_CURSOR 0x001 /* Cursor */
|
|
#define CT_DB 0x002 /* Database */
|
|
#define CT_ENV 0x004 /* Env */
|
|
#define CT_TXN 0x008 /* Txn */
|
|
|
|
#define CT_JOIN 0x10000000 /* Join cursor component */
|
|
#define CT_JOINCUR 0x20000000 /* Join cursor */
|
|
|
|
typedef struct home_entry home_entry;
|
|
struct home_entry {
|
|
LIST_ENTRY(home_entry) entries;
|
|
char *home;
|
|
char *dir;
|
|
char *name;
|
|
char *passwd;
|
|
};
|
|
|
|
/*
|
|
* Data needed for sharing handles.
|
|
* To share an env handle, on the open call, they must have matching
|
|
* env flags, and matching set_flags.
|
|
*
|
|
* To share a db handle on the open call, the db, subdb and flags must
|
|
* all be the same.
|
|
*/
|
|
#define DB_SERVER_ENVFLAGS ( \
|
|
DB_INIT_CDB | DB_INIT_LOCK | DB_INIT_LOG | DB_INIT_MPOOL | \
|
|
DB_INIT_TXN | DB_JOINENV)
|
|
|
|
#define DB_SERVER_DBFLAGS (DB_DIRTY_READ | DB_NOMMAP | DB_RDONLY)
|
|
#define DB_SERVER_DBNOSHARE (DB_EXCL | DB_TRUNCATE)
|
|
|
|
typedef struct ct_envdata ct_envdata;
|
|
typedef struct ct_dbdata ct_dbdata;
|
|
struct ct_envdata {
|
|
u_int32_t envflags;
|
|
u_int32_t onflags;
|
|
u_int32_t offflags;
|
|
home_entry *home;
|
|
};
|
|
|
|
struct ct_dbdata {
|
|
u_int32_t dbflags;
|
|
u_int32_t setflags;
|
|
char *db;
|
|
char *subdb;
|
|
DBTYPE type;
|
|
};
|
|
|
|
/*
|
|
* We maintain an activity timestamp for each handle. However, we
|
|
* set it to point, possibly to the ct_active field of its own handle
|
|
* or it may point to the ct_active field of a parent. In the case
|
|
* of nested transactions and any cursors within transactions it must
|
|
* point to the ct_active field of the ultimate parent of the transaction
|
|
* no matter how deeply it is nested.
|
|
*/
|
|
typedef struct ct_entry ct_entry;
|
|
struct ct_entry {
|
|
LIST_ENTRY(ct_entry) entries; /* List of entries */
|
|
union {
|
|
#ifdef __cplusplus
|
|
DbEnv *envp; /* H_ENV */
|
|
DbTxn *txnp; /* H_TXN */
|
|
Db *dbp; /* H_DB */
|
|
Dbc *dbc; /* H_CURSOR */
|
|
#else
|
|
DB_ENV *envp; /* H_ENV */
|
|
DB_TXN *txnp; /* H_TXN */
|
|
DB *dbp; /* H_DB */
|
|
DBC *dbc; /* H_CURSOR */
|
|
#endif
|
|
void *anyp;
|
|
} handle_u;
|
|
union { /* Private data per type */
|
|
ct_envdata envdp; /* Env info */
|
|
ct_dbdata dbdp; /* Db info */
|
|
} private_u;
|
|
long ct_id; /* Client ID */
|
|
long *ct_activep; /* Activity timestamp pointer*/
|
|
long *ct_origp; /* Original timestamp pointer*/
|
|
long ct_active; /* Activity timestamp */
|
|
long ct_timeout; /* Resource timeout */
|
|
long ct_idle; /* Idle timeout */
|
|
u_int32_t ct_refcount; /* Ref count for sharing */
|
|
u_int32_t ct_type; /* This entry's type */
|
|
struct ct_entry *ct_parent; /* Its parent */
|
|
struct ct_entry *ct_envparent; /* Its environment */
|
|
};
|
|
|
|
#define ct_envp handle_u.envp
|
|
#define ct_txnp handle_u.txnp
|
|
#define ct_dbp handle_u.dbp
|
|
#define ct_dbc handle_u.dbc
|
|
#define ct_anyp handle_u.anyp
|
|
|
|
#define ct_envdp private_u.envdp
|
|
#define ct_dbdp private_u.dbdp
|
|
|
|
extern int __dbsrv_verbose;
|
|
|
|
/*
|
|
* Get ctp and activate it.
|
|
* Assumes local variable 'replyp'.
|
|
* NOTE: May 'return' from macro.
|
|
*/
|
|
#define ACTIVATE_CTP(ctp, id, type) { \
|
|
(ctp) = get_tableent(id); \
|
|
if ((ctp) == NULL) { \
|
|
replyp->status = DB_NOSERVER_ID;\
|
|
return; \
|
|
} \
|
|
DB_ASSERT((ctp)->ct_type & (type)); \
|
|
__dbsrv_active(ctp); \
|
|
}
|
|
|
|
#endif /* !_DB_SERVER_INT_H_ */
|