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|
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2014 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Sascha Schumann <sascha@schumann.cx> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifndef PHP_DBA_H
#define PHP_DBA_H
#if HAVE_DBA
typedef enum {
/* do not allow 0 here */
DBA_READER = 1,
DBA_WRITER,
DBA_TRUNC,
DBA_CREAT
} dba_mode_t;
typedef struct dba_lock {
php_stream *fp;
char *name;
int mode; /* LOCK_EX,LOCK_SH */
} dba_lock;
typedef struct dba_info {
/* public */
void *dbf; /* ptr to private data or whatever */
char *path;
dba_mode_t mode;
php_stream *fp; /* this is the database stream for builtin handlers */
int fd;
/* arg[cv] are only available when the dba_open handler is called! */
int argc;
zval *argv;
/* private */
int flags; /* whether and how dba did locking and other flags*/
struct dba_handler *hnd;
dba_lock lock;
} dba_info;
#define DBA_LOCK_READER (0x0001)
#define DBA_LOCK_WRITER (0x0002)
#define DBA_LOCK_CREAT (0x0004)
#define DBA_LOCK_TRUNC (0x0008)
#define DBA_LOCK_EXT (0)
#define DBA_LOCK_ALL (DBA_LOCK_READER|DBA_LOCK_WRITER|DBA_LOCK_CREAT|DBA_LOCK_TRUNC)
#define DBA_LOCK_WCT (DBA_LOCK_WRITER|DBA_LOCK_CREAT|DBA_LOCK_TRUNC)
#define DBA_STREAM_OPEN (0x0010)
#define DBA_PERSISTENT (0x0020)
#define DBA_CAST_AS_FD (0x0050)
#define DBA_NO_APPEND (0x00D0)
extern zend_module_entry dba_module_entry;
#define dba_module_ptr &dba_module_entry
typedef struct dba_handler {
char *name; /* handler name */
int flags; /* whether and how dba does locking and other flags*/
int (*open)(dba_info *, char **error TSRMLS_DC);
void (*close)(dba_info * TSRMLS_DC);
char* (*fetch)(dba_info *, char *, int, int, int * TSRMLS_DC);
int (*update)(dba_info *, char *, int, char *, int, int TSRMLS_DC);
int (*exists)(dba_info *, char *, int TSRMLS_DC);
int (*delete)(dba_info *, char *, int TSRMLS_DC);
char* (*firstkey)(dba_info *, int * TSRMLS_DC);
char* (*nextkey)(dba_info *, int * TSRMLS_DC);
int (*optimize)(dba_info * TSRMLS_DC);
int (*sync)(dba_info * TSRMLS_DC);
char* (*info)(struct dba_handler *hnd, dba_info * TSRMLS_DC);
/* dba_info==NULL: Handler info, dba_info!=NULL: Database info */
} dba_handler;
/* common prototypes which must be supplied by modules */
#define DBA_OPEN_FUNC(x) \
int dba_open_##x(dba_info *info, char **error TSRMLS_DC)
#define DBA_CLOSE_FUNC(x) \
void dba_close_##x(dba_info *info TSRMLS_DC)
#define DBA_FETCH_FUNC(x) \
char *dba_fetch_##x(dba_info *info, char *key, int keylen, int skip, int *newlen TSRMLS_DC)
#define DBA_UPDATE_FUNC(x) \
int dba_update_##x(dba_info *info, char *key, int keylen, char *val, int vallen, int mode TSRMLS_DC)
#define DBA_EXISTS_FUNC(x) \
int dba_exists_##x(dba_info *info, char *key, int keylen TSRMLS_DC)
#define DBA_DELETE_FUNC(x) \
int dba_delete_##x(dba_info *info, char *key, int keylen TSRMLS_DC)
#define DBA_FIRSTKEY_FUNC(x) \
char *dba_firstkey_##x(dba_info *info, int *newlen TSRMLS_DC)
#define DBA_NEXTKEY_FUNC(x) \
char *dba_nextkey_##x(dba_info *info, int *newlen TSRMLS_DC)
#define DBA_OPTIMIZE_FUNC(x) \
int dba_optimize_##x(dba_info *info TSRMLS_DC)
#define DBA_SYNC_FUNC(x) \
int dba_sync_##x(dba_info *info TSRMLS_DC)
#define DBA_INFO_FUNC(x) \
char *dba_info_##x(dba_handler *hnd, dba_info *info TSRMLS_DC)
#define DBA_FUNCS(x) \
DBA_OPEN_FUNC(x); \
DBA_CLOSE_FUNC(x); \
DBA_FETCH_FUNC(x); \
DBA_UPDATE_FUNC(x); \
DBA_DELETE_FUNC(x); \
DBA_EXISTS_FUNC(x); \
DBA_FIRSTKEY_FUNC(x); \
DBA_NEXTKEY_FUNC(x); \
DBA_OPTIMIZE_FUNC(x); \
DBA_SYNC_FUNC(x); \
DBA_INFO_FUNC(x)
#define VALLEN(p) Z_STRVAL_PP(p), Z_STRLEN_PP(p)
PHP_FUNCTION(dba_open);
PHP_FUNCTION(dba_popen);
PHP_FUNCTION(dba_close);
PHP_FUNCTION(dba_firstkey);
PHP_FUNCTION(dba_nextkey);
PHP_FUNCTION(dba_replace);
PHP_FUNCTION(dba_insert);
PHP_FUNCTION(dba_delete);
PHP_FUNCTION(dba_exists);
PHP_FUNCTION(dba_fetch);
PHP_FUNCTION(dba_optimize);
PHP_FUNCTION(dba_sync);
PHP_FUNCTION(dba_handlers);
PHP_FUNCTION(dba_list);
PHP_FUNCTION(dba_key_split);
#else
#define dba_module_ptr NULL
#endif
#define phpext_dba_ptr dba_module_ptr
#endif
|
