php_sqlite3_structs.h

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/*
   +----------------------------------------------------------------------+
   | Copyright (c) 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:           |
   | https://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.               |
   +----------------------------------------------------------------------+
   | Authors: Scott MacVicar <scottmac@php.net>                           |
   +----------------------------------------------------------------------+
*/
 
#ifndef PHP_SQLITE_STRUCTS_H
#define PHP_SQLITE_STRUCTS_H
 
#include <sqlite3.h>
 
/* for backwards compatibility reasons */
#ifndef SQLITE_OPEN_READONLY
#define SQLITE_OPEN_READONLY 0x00000001
#endif
 
#ifndef SQLITE_OPEN_READWRITE
#define SQLITE_OPEN_READWRITE 0x00000002
#endif
 
#ifndef SQLITE_OPEN_CREATE
#define SQLITE_OPEN_CREATE 0x00000004
#endif
 
/* Structure for SQLite Statement Parameter. */
struct php_sqlite3_bound_param  {
    zend_long param_number;
    zend_string *name;
    zend_long type;
    zval parameter;
};
 
/* Structure for SQLite function. */
typedef struct _php_sqlite3_func {
    struct _php_sqlite3_func *next;
 
    const char *func_name;
    int argc;
 
    zend_fcall_info_cache func;
    zend_fcall_info_cache step;
    zend_fcall_info_cache fini;
} php_sqlite3_func;
 
/* Structure for SQLite collation function */
typedef struct _php_sqlite3_collation {
    struct _php_sqlite3_collation *next;
 
    const char *collation_name;
    zend_fcall_info_cache cmp_func;
} php_sqlite3_collation;
 
/* Structure for SQLite Database object. */
typedef struct _php_sqlite3_db_object  {
    int initialised;
    sqlite3 *db;
    php_sqlite3_func *funcs;
    php_sqlite3_collation *collations;
    zend_fcall_info_cache authorizer_fcc;
 
    bool exception;
 
    zend_llist free_list;
    zend_object zo;
} php_sqlite3_db_object;
 
static inline php_sqlite3_db_object *php_sqlite3_db_from_obj(zend_object *obj) {
    return (php_sqlite3_db_object*)((char*)(obj) - XtOffsetOf(php_sqlite3_db_object, zo));
}
 
#define Z_SQLITE3_DB_P(zv)  php_sqlite3_db_from_obj(Z_OBJ_P((zv)))
 
/* Structure for SQLite Database object. */
typedef struct _php_sqlite3_agg_context  {
    zval zval_context;
    zend_long row_count;
} php_sqlite3_agg_context;
 
typedef struct _php_sqlite3_stmt_object php_sqlite3_stmt;
typedef struct _php_sqlite3_result_object php_sqlite3_result;
 
/* sqlite3 objects to be destroyed */
typedef struct _php_sqlite3_free_list {
    zval stmt_obj_zval;
    php_sqlite3_stmt *stmt_obj;
} php_sqlite3_free_list;
 
/* Structure for SQLite Result object. */
struct _php_sqlite3_result_object  {
    php_sqlite3_db_object *db_obj;
    php_sqlite3_stmt *stmt_obj;
    zval stmt_obj_zval;
 
    /* Cache of column names to speed up repeated fetchArray(SQLITE3_ASSOC) calls.
     * Cache is cleared on reset() and finalize() calls. */
    int column_count;
    zend_string **column_names;
 
    int is_prepared_statement;
    zend_object zo;
};
 
static inline php_sqlite3_result *php_sqlite3_result_from_obj(zend_object *obj) {
    return (php_sqlite3_result*)((char*)(obj) - XtOffsetOf(php_sqlite3_result, zo));
}
 
#define Z_SQLITE3_RESULT_P(zv)  php_sqlite3_result_from_obj(Z_OBJ_P((zv)))
 
/* Structure for SQLite Statement object. */
struct _php_sqlite3_stmt_object  {
    sqlite3_stmt *stmt;
    php_sqlite3_db_object *db_obj;
    zval db_obj_zval;
 
    int initialised;
 
    /* Keep track of the zvals for bound parameters */
    HashTable *bound_params;
    zend_object zo;
};
 
static inline php_sqlite3_stmt *php_sqlite3_stmt_from_obj(zend_object *obj) {
    return (php_sqlite3_stmt*)((char*)(obj) - XtOffsetOf(php_sqlite3_stmt, zo));
}
 
#define Z_SQLITE3_STMT_P(zv)  php_sqlite3_stmt_from_obj(Z_OBJ_P((zv)))
 
#endif