mysqlnd_reverse_api.c

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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: Andrey Hristov <andrey@php.net>                             |
  |          Johannes Schlüter <johannes@php.net>                        |
  |          Ulf Wendel <uw@php.net>                                     |
  +----------------------------------------------------------------------+
*/
 
#include "php.h"
#include "mysqlnd.h"
#include "mysqlnd_priv.h"
#include "mysqlnd_debug.h"
#include "mysqlnd_reverse_api.h"
 
 
static HashTable mysqlnd_api_ext_ht;
 
 
/* {{{ mysqlnd_reverse_api_init */
PHPAPI void
mysqlnd_reverse_api_init(void)
{
    zend_hash_init(&mysqlnd_api_ext_ht, 3, NULL, NULL, 1);
}
/* }}} */
 
 
/* {{{ mysqlnd_reverse_api_end */
PHPAPI void
mysqlnd_reverse_api_end(void)
{
    zend_hash_destroy(&mysqlnd_api_ext_ht);
}
/* }}} */
 
 
/* {{{ myslqnd_get_api_extensions */
PHPAPI HashTable *
mysqlnd_reverse_api_get_api_list(void)
{
    return &mysqlnd_api_ext_ht;
}
/* }}} */
 
 
/* {{{ mysqlnd_reverse_api_register_api */
PHPAPI void
mysqlnd_reverse_api_register_api(const MYSQLND_REVERSE_API * apiext)
{
    zend_hash_str_add_ptr(&mysqlnd_api_ext_ht, apiext->module->name, strlen(apiext->module->name), (void*)apiext);
}
/* }}} */
 
 
/* {{{ zval_to_mysqlnd */
PHPAPI MYSQLND *
zval_to_mysqlnd(zval * zv, const unsigned int client_api_capabilities, unsigned int * save_client_api_capabilities)
{
    MYSQLND_REVERSE_API *api;
    ZEND_HASH_MAP_FOREACH_PTR(&mysqlnd_api_ext_ht, api) {
        if (api->conversion_cb) {
            MYSQLND *retval = api->conversion_cb(zv);
            if (retval) {
                if (retval->data) {
                    *save_client_api_capabilities = retval->data->m->negotiate_client_api_capabilities(retval->data, client_api_capabilities);
                }
                return retval;
            }
        }
    } ZEND_HASH_FOREACH_END();
    return NULL;
}
/* }}} */