root/ext/mysqli/mysqli_nonapi.c

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DEFINITIONS

This source file includes following definitions.
  1. php_mysqli_set_error
  2. mysqli_common_connect
  3. PHP_FUNCTION
  4. PHP_FUNCTION
  5. PHP_FUNCTION
  6. PHP_FUNCTION
  7. PHP_FUNCTION
  8. PHP_FUNCTION
  9. PHP_FUNCTION
  10. PHP_FUNCTION
  11. PHP_FUNCTION
  12. PHP_FUNCTION
  13. PHP_FUNCTION
  14. PHP_FUNCTION
  15. PHP_FUNCTION
  16. PHP_FUNCTION
  17. mysqlnd_zval_array_to_mysqlnd_array
  18. mysqlnd_zval_array_from_mysqlnd_array
  19. mysqlnd_dont_poll_zval_array_from_mysqlnd_array
  20. PHP_FUNCTION
  21. PHP_FUNCTION
  22. PHP_FUNCTION
  23. PHP_FUNCTION
  24. PHP_FUNCTION
  25. PHP_FUNCTION
  26. PHP_FUNCTION
  27. mysqli_begin_transaction_libmysql
  28. PHP_FUNCTION
  29. mysqli_savepoint_libmysql
  30. PHP_FUNCTION
  31. PHP_FUNCTION
  32. PHP_FUNCTION

/*
  +----------------------------------------------------------------------+
  | PHP Version 5                                                        |
  +----------------------------------------------------------------------+
  | Copyright (c) 1997-2015 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.               |
  +----------------------------------------------------------------------+
  | Authors: Georg Richter <georg@php.net>                               |
  |          Andrey Hristov <andrey@php.net>                             |
  |          Ulf Wendel <uw@php.net>                                     |
  +----------------------------------------------------------------------+

  $Id$
*/

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <signal.h>

#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "ext/standard/php_smart_str.h"
#include "php_mysqli_structs.h"
#include "mysqli_priv.h"

#define SAFE_STR(a) ((a)?a:"")

#ifndef zend_parse_parameters_none
#define zend_parse_parameters_none()    \
        zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "")
#endif

/* {{{ php_mysqli_set_error
 */
static void php_mysqli_set_error(long mysql_errno, char *mysql_err TSRMLS_DC)
{
        MyG(error_no) = mysql_errno;
        if (MyG(error_msg)) {
                efree(MyG(error_msg));
        }
        if(mysql_err && *mysql_err) {
                MyG(error_msg) = estrdup(mysql_err);
        } else {
                MyG(error_msg) = NULL;
        }
}
/* }}} */


void mysqli_common_connect(INTERNAL_FUNCTION_PARAMETERS, zend_bool is_real_connect, zend_bool in_ctor)
{
        MY_MYSQL                        *mysql = NULL;
        MYSQLI_RESOURCE         *mysqli_resource = NULL;
        zval                            *object = getThis();
        char                            *hostname = NULL, *username=NULL, *passwd=NULL, *dbname=NULL, *socket=NULL;
        int                                     hostname_len = 0, username_len = 0, passwd_len = 0, dbname_len = 0, socket_len = 0;
        zend_bool                       persistent = FALSE;
        long                            port = 0, flags = 0;
        uint                            hash_len;
        char                            *hash_key = NULL;
        zend_bool                       new_connection = FALSE;
        zend_rsrc_list_entry    *le;
        mysqli_plist_entry *plist = NULL;
        zend_bool                       self_alloced = 0;


#if !defined(MYSQL_USE_MYSQLND)
        if ((MYSQL_VERSION_ID / 100) != (mysql_get_client_version() / 100)) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING,
                                                "Headers and client library minor version mismatch. Headers:%d Library:%ld",
                                                MYSQL_VERSION_ID, mysql_get_client_version());
        }
#endif

        if (getThis() && !ZEND_NUM_ARGS() && in_ctor) {
                php_mysqli_init(INTERNAL_FUNCTION_PARAM_PASSTHRU);
                return;
        }
        hostname = username = dbname = passwd = socket = NULL;

        if (!is_real_connect) {
                if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|ssssls", &hostname, &hostname_len, &username, &username_len,
                                                                        &passwd, &passwd_len, &dbname, &dbname_len, &port, &socket, &socket_len) == FAILURE) {
                        return;
                }

                if (object && instanceof_function(Z_OBJCE_P(object), mysqli_link_class_entry TSRMLS_CC)) {
                        mysqli_resource = ((mysqli_object *) zend_object_store_get_object(object TSRMLS_CC))->ptr;
                        if (mysqli_resource && mysqli_resource->ptr) {
                                mysql = (MY_MYSQL*) mysqli_resource->ptr;
                        }
                }
                if (!mysql) {
                        mysql = (MY_MYSQL *) ecalloc(1, sizeof(MY_MYSQL));
                        self_alloced = 1;
                }
                flags |= CLIENT_MULTI_RESULTS; /* needed for mysql_multi_query() */
        } else {
                /* We have flags too */
                if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O|sssslsl", &object, mysqli_link_class_entry,
                                                                                &hostname, &hostname_len, &username, &username_len, &passwd, &passwd_len, &dbname, &dbname_len, &port, &socket, &socket_len,
                                                                                &flags) == FAILURE) {
                        return;
                }

                mysqli_resource = ((mysqli_object *) zend_object_store_get_object(object TSRMLS_CC))->ptr;
                MYSQLI_FETCH_RESOURCE_CONN(mysql, &object, MYSQLI_STATUS_INITIALIZED);

                /* set some required options */
                flags |= CLIENT_MULTI_RESULTS; /* needed for mysql_multi_query() */
                /* remove some insecure options */
                flags &= ~CLIENT_MULTI_STATEMENTS;   /* don't allow multi_queries via connect parameter */
                if (PG(open_basedir) && PG(open_basedir)[0] != '\0') {
                        flags &= ~CLIENT_LOCAL_FILES;
                }
        }

        if (!socket_len || !socket) {
                socket = MyG(default_socket);
        }
        if (!port){
                port = MyG(default_port);
        }
        if (!passwd) {
                passwd = MyG(default_pw);
                passwd_len = strlen(SAFE_STR(passwd));
        }
        if (!username){
                username = MyG(default_user);
        }
        if (!hostname || !hostname_len) {
                hostname = MyG(default_host);
        }

        if (mysql->mysql && mysqli_resource &&
                (mysqli_resource->status > MYSQLI_STATUS_INITIALIZED))
        {
                /* already connected, we should close the connection */
                php_mysqli_close(mysql, MYSQLI_CLOSE_IMPLICIT, mysqli_resource->status TSRMLS_CC);
        }

        if (strlen(SAFE_STR(hostname)) > 2 && !strncasecmp(hostname, "p:", 2)) {
                hostname += 2;
                if (!MyG(allow_persistent)) {
                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Persistent connections are disabled. Downgrading to normal");
                } else {
                        mysql->persistent = persistent = TRUE;

                        hash_len = spprintf(&hash_key, 0, "mysqli_%s_%s%ld%s%s%s", SAFE_STR(hostname), SAFE_STR(socket),
                                                                port, SAFE_STR(username), SAFE_STR(dbname),
                                                                SAFE_STR(passwd));

                        mysql->hash_key = hash_key;

                        /* check if we can reuse exisiting connection ... */
                        if (zend_hash_find(&EG(persistent_list), hash_key, hash_len + 1, (void **)&le) == SUCCESS) {
                                if (Z_TYPE_P(le) == php_le_pmysqli()) {
                                        plist = (mysqli_plist_entry *) le->ptr;

                                        do {
                                                if (zend_ptr_stack_num_elements(&plist->free_links)) {
                                                        mysql->mysql = zend_ptr_stack_pop(&plist->free_links);

                                                        MyG(num_inactive_persistent)--;
                                                        /* reset variables */

#ifndef MYSQLI_NO_CHANGE_USER_ON_PCONNECT
                                                        if (!mysqli_change_user_silent(mysql->mysql, username, passwd, dbname, passwd_len)) {
#else
                                                        if (!mysql_ping(mysql->mysql)) {
#endif
#ifdef MYSQLI_USE_MYSQLND
                                                                mysqlnd_restart_psession(mysql->mysql);
#endif
                                                                MyG(num_active_persistent)++;
                                                                goto end;
                                                        } else {
                                                                mysqli_close(mysql->mysql, MYSQLI_CLOSE_IMPLICIT);
                                                                mysql->mysql = NULL;
                                                        }
                                                }
                                        } while (0);
                                }
                        } else {
                                zend_rsrc_list_entry le;
                                le.type = php_le_pmysqli();
                                le.ptr = plist = calloc(1, sizeof(mysqli_plist_entry));

                                zend_ptr_stack_init_ex(&plist->free_links, 1);
                                zend_hash_update(&EG(persistent_list), hash_key, hash_len + 1, (void *)&le, sizeof(le), NULL);
                        }
                }
        }
        if (MyG(max_links) != -1 && MyG(num_links) >= MyG(max_links)) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Too many open links (%ld)", MyG(num_links));
                goto err;
        }

        if (persistent && MyG(max_persistent) != -1 &&
                (MyG(num_active_persistent) + MyG(num_inactive_persistent))>= MyG(max_persistent))
        {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Too many open persistent links (%ld)",
                                                                MyG(num_active_persistent) + MyG(num_inactive_persistent));
                goto err;
        }
        if (!mysql->mysql) {
#if !defined(MYSQLI_USE_MYSQLND)
                if (!(mysql->mysql = mysql_init(NULL))) {
#else
                if (!(mysql->mysql = mysqlnd_init(MYSQLND_CLIENT_KNOWS_RSET_COPY_DATA, persistent))) {
#endif
                        goto err;
                }
                new_connection = TRUE;
        }

#ifdef HAVE_EMBEDDED_MYSQLI
        if (hostname_len) {
                unsigned int external=1;
                mysql_options(mysql->mysql, MYSQL_OPT_USE_REMOTE_CONNECTION, (char *)&external);
        } else {
                mysql_options(mysql->mysql, MYSQL_OPT_USE_EMBEDDED_CONNECTION, 0);
        }
#endif

#if !defined(MYSQLI_USE_MYSQLND)
        /* BC for prior to bug fix #53425 */
        flags |= CLIENT_MULTI_RESULTS;

        if (mysql_real_connect(mysql->mysql, hostname, username, passwd, dbname, port, socket, flags) == NULL)
#else
        if (mysqlnd_connect(mysql->mysql, hostname, username, passwd, passwd_len, dbname, dbname_len,
                                                port, socket, flags, MYSQLND_CLIENT_KNOWS_RSET_COPY_DATA TSRMLS_CC) == NULL)
#endif
        {
                /* Save error messages - for mysqli_connect_error() & mysqli_connect_errno() */
                php_mysqli_set_error(mysql_errno(mysql->mysql), (char *) mysql_error(mysql->mysql) TSRMLS_CC);
                php_mysqli_throw_sql_exception((char *)mysql_sqlstate(mysql->mysql), mysql_errno(mysql->mysql) TSRMLS_CC,
                                                                                "%s", mysql_error(mysql->mysql));
                if (!is_real_connect) {
                        /* free mysql structure */
                        mysqli_close(mysql->mysql, MYSQLI_CLOSE_DISCONNECTED);
                        mysql->mysql = NULL;
                }
                goto err;
        }

        /* clear error */
        php_mysqli_set_error(mysql_errno(mysql->mysql), (char *) mysql_error(mysql->mysql) TSRMLS_CC);

#if !defined(MYSQLI_USE_MYSQLND)
        mysql->mysql->reconnect = MyG(reconnect);
#endif

        mysql_options(mysql->mysql, MYSQL_OPT_LOCAL_INFILE, (char *)&MyG(allow_local_infile));

end:
        if (!mysqli_resource) {
                mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
                mysqli_resource->ptr = (void *)mysql;
        }
        mysqli_resource->status = MYSQLI_STATUS_VALID;

        /* store persistent connection */
        if (persistent && (new_connection || is_real_connect)) {
                MyG(num_active_persistent)++;
        }

        MyG(num_links)++;

        mysql->multi_query = 0;

        if (!object || !instanceof_function(Z_OBJCE_P(object), mysqli_link_class_entry TSRMLS_CC)) {
                MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_link_class_entry);
        } else {
                ((mysqli_object *) zend_object_store_get_object(object TSRMLS_CC))->ptr = mysqli_resource;
        }
        if (!is_real_connect) {
                return;
        } else {
                RETURN_TRUE;
        }

err:
        if (mysql->hash_key) {
                efree(mysql->hash_key);
                mysql->hash_key = NULL;
                mysql->persistent = FALSE;
        }
        if (!is_real_connect && self_alloced) {
                efree(mysql);
        }
        RETVAL_FALSE;
}


/* {{{ proto object mysqli_connect([string hostname [,string username [,string passwd [,string dbname [,int port [,string socket]]]]]])
   Open a connection to a mysql server */
PHP_FUNCTION(mysqli_connect)
{
        mysqli_common_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, FALSE, FALSE);
}
/* }}} */


/* {{{ proto object mysqli_link_construct()
  */
PHP_FUNCTION(mysqli_link_construct)
{
        mysqli_common_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, FALSE, TRUE);
}
/* }}} */


/* {{{ proto int mysqli_connect_errno(void)
   Returns the numerical value of the error message from last connect command */
PHP_FUNCTION(mysqli_connect_errno)
{
        RETURN_LONG(MyG(error_no));
}
/* }}} */

/* {{{ proto string mysqli_connect_error(void)
   Returns the text of the error message from previous MySQL operation */
PHP_FUNCTION(mysqli_connect_error)
{
        if (MyG(error_msg)) {
                RETURN_STRING(MyG(error_msg),1);
        } else {
                RETURN_NULL();
        }
}
/* }}} */


/* {{{ proto mixed mysqli_fetch_array (object result [,int resulttype])
   Fetch a result row as an associative array, a numeric array, or both */
PHP_FUNCTION(mysqli_fetch_array)
{
        php_mysqli_fetch_into_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0, 0);
}
/* }}} */

/* {{{ proto mixed mysqli_fetch_assoc (object result)
   Fetch a result row as an associative array */
PHP_FUNCTION(mysqli_fetch_assoc)
{
        php_mysqli_fetch_into_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, MYSQLI_ASSOC, 0);
}
/* }}} */


/* {{{ proto mixed mysqli_fetch_all (object result [,int resulttype])
   Fetches all result rows as an associative array, a numeric array, or both */
#if defined(MYSQLI_USE_MYSQLND)
PHP_FUNCTION(mysqli_fetch_all)
{
        MYSQL_RES       *result;
        zval            *mysql_result;
        long            mode = MYSQLND_FETCH_NUM;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O|l", &mysql_result, mysqli_result_class_entry, &mode) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, &mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

        if (!mode || (mode & ~MYSQLND_FETCH_BOTH)) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Mode can be only MYSQLI_FETCH_NUM, "
                                 "MYSQLI_FETCH_ASSOC or MYSQLI_FETCH_BOTH");
                RETURN_FALSE;
        }

        mysqlnd_fetch_all(result, mode, return_value);
}
/* }}} */



/* {{{ proto array mysqli_get_client_stats(void)
   Returns statistics about the zval cache */
PHP_FUNCTION(mysqli_get_client_stats)
{
        if (zend_parse_parameters_none() == FAILURE) {
                return;
        }
        mysqlnd_get_client_stats(return_value);
}
/* }}} */


/* {{{ proto array mysqli_get_connection_stats(void)
   Returns statistics about the zval cache */
PHP_FUNCTION(mysqli_get_connection_stats)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O",
                                                                         &mysql_link, mysqli_link_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);

        mysqlnd_get_connection_stats(mysql->mysql, return_value);
}
#endif
/* }}} */

/* {{{ proto mixed mysqli_error_list (object connection)
   Fetches all client errors */
PHP_FUNCTION(mysqli_error_list)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);
        array_init(return_value);
#if defined(MYSQLI_USE_MYSQLND)
        if (mysql->mysql->data->error_info->error_list) {
                MYSQLND_ERROR_LIST_ELEMENT * message;
                zend_llist_position pos;
                for (message = (MYSQLND_ERROR_LIST_ELEMENT *) zend_llist_get_first_ex(mysql->mysql->data->error_info->error_list, &pos);
                         message;
                         message = (MYSQLND_ERROR_LIST_ELEMENT *) zend_llist_get_next_ex(mysql->mysql->data->error_info->error_list, &pos)) 
                {
                        zval * single_error;
                        MAKE_STD_ZVAL(single_error);
                        array_init(single_error);
                        add_assoc_long_ex(single_error, "errno", sizeof("errno"), message->error_no);
                        add_assoc_string_ex(single_error, "sqlstate", sizeof("sqlstate"), message->sqlstate, 1);
                        add_assoc_string_ex(single_error, "error", sizeof("error"), message->error, 1);
                        add_next_index_zval(return_value, single_error);
                }
        }
#else
        if (mysql_errno(mysql->mysql)) {
                zval * single_error;
                MAKE_STD_ZVAL(single_error);
                array_init(single_error);
                add_assoc_long_ex(single_error, "errno", sizeof("errno"), mysql_errno(mysql->mysql));
                add_assoc_string_ex(single_error, "sqlstate", sizeof("sqlstate"), mysql_sqlstate(mysql->mysql), 1);
                add_assoc_string_ex(single_error, "error", sizeof("error"), mysql_error(mysql->mysql), 1);
                add_next_index_zval(return_value, single_error);
        }
#endif
}
/* }}} */


/* {{{ proto string mysqli_stmt_error_list(object stmt)
*/
PHP_FUNCTION(mysqli_stmt_error_list)
{
        MY_STMT *stmt;
        zval    *mysql_stmt;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &mysql_stmt, mysqli_stmt_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_STMT(stmt, &mysql_stmt, MYSQLI_STATUS_INITIALIZED);
        array_init(return_value);
#if defined(MYSQLI_USE_MYSQLND)
        if (stmt->stmt && stmt->stmt->data && stmt->stmt->data->error_info->error_list) {
                MYSQLND_ERROR_LIST_ELEMENT * message;
                zend_llist_position pos;
                for (message = (MYSQLND_ERROR_LIST_ELEMENT *) zend_llist_get_first_ex(stmt->stmt->data->error_info->error_list, &pos);
                         message;
                         message = (MYSQLND_ERROR_LIST_ELEMENT *) zend_llist_get_next_ex(stmt->stmt->data->error_info->error_list, &pos)) 
                {
                        zval * single_error;
                        MAKE_STD_ZVAL(single_error);
                        array_init(single_error);
                        add_assoc_long_ex(single_error, "errno", sizeof("errno"), message->error_no);
                        add_assoc_string_ex(single_error, "sqlstate", sizeof("sqlstate"), message->sqlstate, 1);
                        add_assoc_string_ex(single_error, "error", sizeof("error"), message->error, 1);
                        add_next_index_zval(return_value, single_error);
                }
        }
#else
        if (mysql_stmt_errno(stmt->stmt)) {
                zval * single_error;
                MAKE_STD_ZVAL(single_error);
                array_init(single_error);
                add_assoc_long_ex(single_error, "errno", sizeof("errno"), mysql_stmt_errno(stmt->stmt));
                add_assoc_string_ex(single_error, "sqlstate", sizeof("sqlstate"), mysql_stmt_sqlstate(stmt->stmt), 1);
                add_assoc_string_ex(single_error, "error", sizeof("error"), mysql_stmt_error(stmt->stmt), 1);
                add_next_index_zval(return_value, single_error);
        }
#endif
}
/* }}} */


/* {{{ proto mixed mysqli_fetch_object (object result [, string class_name [, NULL|array ctor_params]])
   Fetch a result row as an object */
PHP_FUNCTION(mysqli_fetch_object)
{
        php_mysqli_fetch_into_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, MYSQLI_ASSOC, 1);
}
/* }}} */

/* {{{ proto bool mysqli_multi_query(object link, string query)
   allows to execute multiple queries  */
PHP_FUNCTION(mysqli_multi_query)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;
        char            *query = NULL;
        int             query_len;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &mysql_link, mysqli_link_class_entry, &query, &query_len) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);

        MYSQLI_ENABLE_MQ;
        if (mysql_real_query(mysql->mysql, query, query_len)) {
#ifndef MYSQLI_USE_MYSQLND
                char s_error[MYSQL_ERRMSG_SIZE], s_sqlstate[SQLSTATE_LENGTH+1];
                unsigned int s_errno;
                /* we have to save error information, cause
                MYSQLI_DISABLE_MQ will reset error information */
                strcpy(s_error, mysql_error(mysql->mysql));
                strcpy(s_sqlstate, mysql_sqlstate(mysql->mysql));
                s_errno = mysql_errno(mysql->mysql);
#else
                MYSQLND_ERROR_INFO error_info = *mysql->mysql->data->error_info;
#endif
                MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
                MYSQLI_DISABLE_MQ;

#ifndef MYSQLI_USE_MYSQLND
                /* restore error information */
                strcpy(mysql->mysql->net.last_error, s_error);
                strcpy(mysql->mysql->net.sqlstate, s_sqlstate);
                mysql->mysql->net.last_errno = s_errno;
#else
                *mysql->mysql->data->error_info = error_info;
#endif
                RETURN_FALSE;
        }
        RETURN_TRUE;
}
/* }}} */

/* {{{ proto mixed mysqli_query(object link, string query [,int resultmode]) */
PHP_FUNCTION(mysqli_query)
{
        MY_MYSQL                        *mysql;
        zval                            *mysql_link;
        MYSQLI_RESOURCE         *mysqli_resource;
        MYSQL_RES                       *result = NULL;
        char                            *query = NULL;
        int                             query_len;
        long                            resultmode = MYSQLI_STORE_RESULT;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os|l", &mysql_link, mysqli_link_class_entry, &query, &query_len, &resultmode) == FAILURE) {
                return;
        }

        if (!query_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Empty query");
                RETURN_FALSE;
        }
#ifdef MYSQLI_USE_MYSQLND
        if ((resultmode & ~MYSQLI_ASYNC) != MYSQLI_USE_RESULT && (resultmode & ~(MYSQLI_ASYNC | MYSQLI_STORE_RESULT_COPY_DATA)) != MYSQLI_STORE_RESULT) {
#else
        if ((resultmode & ~MYSQLI_ASYNC) != MYSQLI_USE_RESULT && (resultmode & ~MYSQLI_ASYNC) != MYSQLI_STORE_RESULT) {
#endif
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid value for resultmode");
                RETURN_FALSE;
        }

        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);

        MYSQLI_DISABLE_MQ;


#ifdef MYSQLI_USE_MYSQLND
        if (resultmode & MYSQLI_ASYNC) {
                if (mysqli_async_query(mysql->mysql, query, query_len)) {
                        MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
                        RETURN_FALSE;
                }
                mysql->async_result_fetch_type = resultmode & ~MYSQLI_ASYNC;
                RETURN_TRUE;
        }
#endif

        if (mysql_real_query(mysql->mysql, query, query_len)) {
                MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
                RETURN_FALSE;
        }

        if (!mysql_field_count(mysql->mysql)) {
                /* no result set - not a SELECT */
                if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
                        php_mysqli_report_index(query, mysqli_server_status(mysql->mysql) TSRMLS_CC);
                }
                RETURN_TRUE;
        }

#ifdef MYSQLI_USE_MYSQLND
        switch (resultmode & ~(MYSQLI_ASYNC | MYSQLI_STORE_RESULT_COPY_DATA)) {
#else
        switch (resultmode & ~MYSQLI_ASYNC) {
#endif
                case MYSQLI_STORE_RESULT:
#ifdef MYSQLI_USE_MYSQLND
                        if (resultmode & MYSQLI_STORE_RESULT_COPY_DATA) {
                                result = mysqlnd_store_result_ofs(mysql->mysql);
                        } else
#endif
                                result = mysql_store_result(mysql->mysql);
                        break;
                case MYSQLI_USE_RESULT:
                        result = mysql_use_result(mysql->mysql);
                        break;
        }
        if (!result) {
                php_mysqli_throw_sql_exception((char *)mysql_sqlstate(mysql->mysql), mysql_errno(mysql->mysql) TSRMLS_CC,
                                                                                "%s", mysql_error(mysql->mysql));
                RETURN_FALSE;
        }

        if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
                php_mysqli_report_index(query, mysqli_server_status(mysql->mysql) TSRMLS_CC);
        }

        mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
        mysqli_resource->ptr = (void *)result;
        mysqli_resource->status = MYSQLI_STATUS_VALID;
        MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */


#if defined(MYSQLI_USE_MYSQLND)
#include "php_network.h"
/* {{{ mysqlnd_zval_array_to_mysqlnd_array functions */
static int mysqlnd_zval_array_to_mysqlnd_array(zval *in_array, MYSQLND ***out_array TSRMLS_DC)
{
        zval **elem;
        int i = 0, current = 0;

        if (Z_TYPE_P(in_array) != IS_ARRAY) {
                return 0;
        }
        *out_array = ecalloc(zend_hash_num_elements(Z_ARRVAL_P(in_array)) + 1, sizeof(MYSQLND *));
        for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(in_array));
                 zend_hash_get_current_data(Z_ARRVAL_P(in_array), (void **) &elem) == SUCCESS;
                 zend_hash_move_forward(Z_ARRVAL_P(in_array))) {
                i++;
                if (Z_TYPE_PP(elem) != IS_OBJECT ||
                        !instanceof_function(Z_OBJCE_PP(elem), mysqli_link_class_entry TSRMLS_CC)) {
                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "Parameter %d not a mysqli object", i);
                } else {
                        MY_MYSQL *mysql;
                        MYSQLI_RESOURCE *my_res;
                        mysqli_object *intern = (mysqli_object *)zend_object_store_get_object(*elem TSRMLS_CC);
                        if (!(my_res = (MYSQLI_RESOURCE *)intern->ptr)) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING, "[%d] Couldn't fetch %s", i, intern->zo.ce->name);
                                continue;
                        }
                        mysql = (MY_MYSQL*) my_res->ptr;
                        if (MYSQLI_STATUS_VALID && my_res->status < MYSQLI_STATUS_VALID) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid object %d or resource %s", i, intern->zo.ce->name);
                                continue;
                        }
                        (*out_array)[current++] = mysql->mysql;
                }
        }
        return 0;
}
/* }}} */


/* {{{ mysqlnd_zval_array_from_mysqlnd_array */
static int mysqlnd_zval_array_from_mysqlnd_array(MYSQLND **in_array, zval *out_array TSRMLS_DC)
{
        MYSQLND **p = in_array;
        HashTable *new_hash;
        zval **elem, **dest_elem;
        int ret = 0, i = 0;

        ALLOC_HASHTABLE(new_hash);
        zend_hash_init(new_hash, zend_hash_num_elements(Z_ARRVAL_P(out_array)), NULL, ZVAL_PTR_DTOR, 0);

        for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(out_array));
                 zend_hash_get_current_data(Z_ARRVAL_P(out_array), (void **) &elem) == SUCCESS;
                 zend_hash_move_forward(Z_ARRVAL_P(out_array)))
        {
                i++;
                if (Z_TYPE_PP(elem) != IS_OBJECT || !instanceof_function(Z_OBJCE_PP(elem), mysqli_link_class_entry TSRMLS_CC)) {
                        continue;
                }
                {
                        MY_MYSQL *mysql;
                        MYSQLI_RESOURCE *my_res;
                        mysqli_object *intern = (mysqli_object *)zend_object_store_get_object(*elem TSRMLS_CC);
                        if (!(my_res = (MYSQLI_RESOURCE *)intern->ptr)) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING, "[%d] Couldn't fetch %s", i, intern->zo.ce->name);
                                continue;
                        }
                        mysql = (MY_MYSQL *) my_res->ptr;
                        if (mysql->mysql == *p) {
                                zend_hash_next_index_insert(new_hash, (void *)elem, sizeof(zval *), (void **)&dest_elem);
                                if (dest_elem) {
                                        zval_add_ref(dest_elem);
                                }
                                ret++;
                                p++;
                        }
                }
        }

        /* destroy old array and add new one */
        zend_hash_destroy(Z_ARRVAL_P(out_array));
        efree(Z_ARRVAL_P(out_array));

        zend_hash_internal_pointer_reset(new_hash);
        Z_ARRVAL_P(out_array) = new_hash;

        return 0;
}
/* }}} */


/* {{{ mysqlnd_dont_poll_zval_array_from_mysqlnd_array */
static int mysqlnd_dont_poll_zval_array_from_mysqlnd_array(MYSQLND **in_array, zval *in_zval_array, zval *out_array TSRMLS_DC)
{
        MYSQLND **p = in_array;
        HashTable *new_hash;
        zval **elem, **dest_elem;
        int ret = 0;

        ALLOC_HASHTABLE(new_hash);
        zend_hash_init(new_hash, in_zval_array? zend_hash_num_elements(Z_ARRVAL_P(in_zval_array)):0, NULL, ZVAL_PTR_DTOR, 0);
        if (in_array) {
                for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(in_zval_array));
                         zend_hash_get_current_data(Z_ARRVAL_P(in_zval_array), (void **) &elem) == SUCCESS;
                         zend_hash_move_forward(Z_ARRVAL_P(in_zval_array)))
                {
                        MY_MYSQL *mysql;
                        mysqli_object *intern = (mysqli_object *)zend_object_store_get_object(*elem TSRMLS_CC);
                        mysql = (MY_MYSQL *) ((MYSQLI_RESOURCE *)intern->ptr)->ptr;
                        if (mysql->mysql == *p) {
                                zend_hash_next_index_insert(new_hash, (void *)elem, sizeof(zval *), (void **)&dest_elem);
                                if (dest_elem) {
                                        zval_add_ref(dest_elem);
                                }
                                ret++;
                                p++;
                        }
                }
        }

        /* destroy old array and add new one */
        zend_hash_destroy(Z_ARRVAL_P(out_array));
        efree(Z_ARRVAL_P(out_array));

        zend_hash_internal_pointer_reset(new_hash);
        Z_ARRVAL_P(out_array) = new_hash;

        return 0;
}
/* }}} */


/* {{{ proto int mysqli_poll(array read, array write, array error, long sec [, long usec]) U
   Poll connections */
PHP_FUNCTION(mysqli_poll)
{
        zval                    *r_array, *e_array, *dont_poll_array;
        MYSQLND                 **new_r_array = NULL, **new_e_array = NULL, **new_dont_poll_array = NULL;
        long                    sec = 0, usec = 0;
        enum_func_status ret;
        int                     desc_num;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a!a!al|l", &r_array, &e_array, &dont_poll_array, &sec, &usec) == FAILURE) {
                return;
        }
        if (sec < 0 || usec < 0) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Negative values passed for sec and/or usec");
                RETURN_FALSE;
        }

        if (!r_array && !e_array) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "No stream arrays were passed");
                RETURN_FALSE;
        }

        if (r_array != NULL) {
                mysqlnd_zval_array_to_mysqlnd_array(r_array, &new_r_array TSRMLS_CC);
        }
        if (e_array != NULL) {
                mysqlnd_zval_array_to_mysqlnd_array(e_array, &new_e_array TSRMLS_CC);
        }

        ret = mysqlnd_poll(new_r_array, new_e_array, &new_dont_poll_array, sec, usec, &desc_num);

        mysqlnd_dont_poll_zval_array_from_mysqlnd_array(r_array != NULL ? new_dont_poll_array:NULL, r_array, dont_poll_array TSRMLS_CC);

        if (r_array != NULL) {
                mysqlnd_zval_array_from_mysqlnd_array(new_r_array, r_array TSRMLS_CC);
        }
        if (e_array != NULL) {
                mysqlnd_zval_array_from_mysqlnd_array(new_e_array, e_array TSRMLS_CC);
        }

        if (new_dont_poll_array) {
                efree(new_dont_poll_array);
        }
        if (new_r_array) {
                efree(new_r_array);
        }
        if (new_e_array) {
                efree(new_e_array);
        }
        if (ret == PASS) {
                RETURN_LONG(desc_num);
        } else {
                RETURN_FALSE;
        }
}
/* }}} */


/* {{{ proto int mysqli_reap_async_query(object link) U
   Poll connections */
PHP_FUNCTION(mysqli_reap_async_query)
{
        MY_MYSQL                *mysql;
        zval                    *mysql_link;
        MYSQLI_RESOURCE         *mysqli_resource;
        MYSQL_RES                       *result = NULL;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
                return;
        }

        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);

        if (FAIL == mysqlnd_reap_async_query(mysql->mysql)) {
                RETURN_FALSE;
        }

        if (!mysql_field_count(mysql->mysql)) {
                /* no result set - not a SELECT */
                if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
/*                      php_mysqli_report_index("n/a", mysqli_server_status(mysql->mysql) TSRMLS_CC); */
                }
                RETURN_TRUE;
        }

        switch (mysql->async_result_fetch_type) {
                case MYSQLI_STORE_RESULT:
                        result = mysql_store_result(mysql->mysql);
                        break;
                case MYSQLI_USE_RESULT:
                        result = mysql_use_result(mysql->mysql);
                        break;
        }

        if (!result) {
                php_mysqli_throw_sql_exception((char *)mysql_sqlstate(mysql->mysql), mysql_errno(mysql->mysql) TSRMLS_CC,
                                                                                "%s", mysql_error(mysql->mysql));
                RETURN_FALSE;
        }

        if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
/*              php_mysqli_report_index("n/a", mysqli_server_status(mysql->mysql) TSRMLS_CC); */
        }

        mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
        mysqli_resource->ptr = (void *)result;
        mysqli_resource->status = MYSQLI_STATUS_VALID;
        MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */


/* {{{ proto object mysqli_stmt_get_result(object link) U
   Buffer result set on client */
PHP_FUNCTION(mysqli_stmt_get_result)
{
        MYSQL_RES               *result;
        MYSQLI_RESOURCE *mysqli_resource;
        MY_STMT                 *stmt;
        zval                    *mysql_stmt;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &mysql_stmt, mysqli_stmt_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_STMT(stmt, &mysql_stmt, MYSQLI_STATUS_VALID);

        if (!(result = mysqlnd_stmt_get_result(stmt->stmt))) {
                MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
                RETURN_FALSE;
        }

        mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
        mysqli_resource->ptr = (void *)result;
        mysqli_resource->status = MYSQLI_STATUS_VALID;
        MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */
#endif


/* {{{ proto object mysqli_get_warnings(object link) */
PHP_FUNCTION(mysqli_get_warnings)
{
        MY_MYSQL                        *mysql;
        zval                            *mysql_link;
        MYSQLI_RESOURCE         *mysqli_resource;
        MYSQLI_WARNING          *w;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);

        if (mysql_warning_count(mysql->mysql)) {
#ifdef MYSQLI_USE_MYSQLND
                w = php_get_warnings(mysql->mysql->data TSRMLS_CC);
#else
                w = php_get_warnings(mysql->mysql TSRMLS_CC);
#endif
        } else {
                RETURN_FALSE;
        }
        mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
        mysqli_resource->ptr = mysqli_resource->info = (void *)w;
        mysqli_resource->status = MYSQLI_STATUS_VALID;
        MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_warning_class_entry);
}
/* }}} */


/* {{{ proto object mysqli_stmt_get_warnings(object link) */
PHP_FUNCTION(mysqli_stmt_get_warnings)
{
        MY_STMT                         *stmt;
        zval                            *stmt_link;
        MYSQLI_RESOURCE         *mysqli_resource;
        MYSQLI_WARNING          *w;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &stmt_link, mysqli_stmt_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_STMT(stmt, &stmt_link, MYSQLI_STATUS_VALID);

        if (mysqli_stmt_warning_count(stmt->stmt)) {
                w = php_get_warnings(mysqli_stmt_get_connection(stmt->stmt) TSRMLS_CC);
        } else {
                RETURN_FALSE;
        }
        mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
        mysqli_resource->ptr = mysqli_resource->info = (void *)w;
        mysqli_resource->status = MYSQLI_STATUS_VALID;
        MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_warning_class_entry);
}
/* }}} */


#ifdef HAVE_MYSQLI_SET_CHARSET
/* {{{ proto bool mysqli_set_charset(object link, string csname)
   sets client character set */
PHP_FUNCTION(mysqli_set_charset)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;
        char            *cs_name;
        int                     csname_len;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &mysql_link, mysqli_link_class_entry, &cs_name, &csname_len) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);

        if (mysql_set_character_set(mysql->mysql, cs_name)) {
                RETURN_FALSE;
        }
        RETURN_TRUE;
}
/* }}} */
#endif

#ifdef HAVE_MYSQLI_GET_CHARSET
/* {{{ proto object mysqli_get_charset(object link) U
   returns a character set object */
PHP_FUNCTION(mysqli_get_charset)
{
        MY_MYSQL                                *mysql;
        zval                                    *mysql_link;
        const char                              *name = NULL, *collation = NULL, *dir = NULL, *comment = NULL;
        uint                                    minlength, maxlength, number, state;
#if !defined(MYSQLI_USE_MYSQLND)
        MY_CHARSET_INFO                 cs;
#else
        const MYSQLND_CHARSET   *cs;
#endif

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);


#if !defined(MYSQLI_USE_MYSQLND)
        mysql_get_character_set_info(mysql->mysql, &cs);
        name = (char *)cs.csname;
        collation = (char *)cs.name;
        dir = (char *)cs.dir;
        minlength = cs.mbminlen;
        maxlength = cs.mbmaxlen;
        number = cs.number;
        state = cs.state;
        comment = cs.comment;
#else
        cs = mysql->mysql->data->charset;
        if (!cs) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "The connection has no charset associated");
                RETURN_NULL();
        }
        name = cs->name;
        collation = cs->collation;
        minlength = cs->char_minlen;
        maxlength = cs->char_maxlen;
        number = cs->nr;
        comment = cs->comment;
        state = 1;      /* all charsets are compiled in */
#endif
        object_init(return_value);

        add_property_string(return_value, "charset", (name) ? (char *)name : "", 1);
        add_property_string(return_value, "collation",(collation) ? (char *)collation : "", 1);
        add_property_string(return_value, "dir", (dir) ? (char *)dir : "", 1);
        add_property_long(return_value, "min_length", minlength);
        add_property_long(return_value, "max_length", maxlength);
        add_property_long(return_value, "number", number);
        add_property_long(return_value, "state", state);
        add_property_string(return_value, "comment", (comment) ? (char *)comment : "", 1);
}
/* }}} */
#endif

#if !defined(MYSQLI_USE_MYSQLND)
extern char * mysqli_escape_string_for_tx_name_in_comment(const char * const name TSRMLS_DC);

/* {{{ proto bool mysqli_begin_transaction_libmysql */
static int mysqli_begin_transaction_libmysql(MYSQL * conn, const unsigned int mode, const char * const name TSRMLS_DC)
{
        int ret;
        zend_bool err = FALSE;
        smart_str tmp_str = {0, 0, 0};
        if (mode & TRANS_START_WITH_CONSISTENT_SNAPSHOT) {
                if (tmp_str.len) {
                        smart_str_appendl(&tmp_str, ", ", sizeof(", ") - 1);
                }
                smart_str_appendl(&tmp_str, "WITH CONSISTENT SNAPSHOT", sizeof("WITH CONSISTENT SNAPSHOT") - 1);
        }
        if (mode & (TRANS_START_READ_WRITE | TRANS_START_READ_ONLY)) {
                if (mysql_get_server_version(conn) < 50605L) {
                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "This server version doesn't support 'READ WRITE' and 'READ ONLY'. Minimum 5.6.5 is required");
                        err = TRUE;
                } else if (mode & TRANS_START_READ_WRITE) {
                        if (tmp_str.len) {
                                smart_str_appendl(&tmp_str, ", ", sizeof(", ") - 1);
                        }
                        smart_str_appendl(&tmp_str, "READ WRITE", sizeof("READ WRITE") - 1);
                } else if (mode & TRANS_START_READ_ONLY) {
                        if (tmp_str.len) {
                                smart_str_appendl(&tmp_str, ", ", sizeof(", ") - 1);
                        }
                        smart_str_appendl(&tmp_str, "READ ONLY", sizeof("READ ONLY") - 1);
                }
        }
        smart_str_0(&tmp_str);

        if (err == FALSE){
                char * name_esc = mysqli_escape_string_for_tx_name_in_comment(name TSRMLS_CC);
                char * query;
                unsigned int query_len = spprintf(&query, 0, "START TRANSACTION%s %s",
                                                                                  name_esc? name_esc:"", tmp_str.c? tmp_str.c:"");

                smart_str_free(&tmp_str);
                if (name_esc) {
                        efree(name_esc);
                }

                ret = mysql_real_query(conn, query, query_len);
                efree(query);
        }
        return ret;
}
/* }}} */
#endif

/* {{{ proto bool mysqli_begin_transaction(object link, [int flags [, string name]])
   Starts a transaction */
PHP_FUNCTION(mysqli_begin_transaction)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;
        long            flags = TRANS_START_NO_OPT;
        char *          name = NULL;
        int                     name_len = -1;
        zend_bool       err = FALSE;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O|ls", &mysql_link, mysqli_link_class_entry, &flags, &name, &name_len) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);
        if (flags < 0) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid value for parameter flags (%ld)", flags);
                err = TRUE;
        }
        if (!name_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Savepoint name cannot be empty");
                err = TRUE;
        }
        if (TRUE == err) {
                RETURN_FALSE;                   
        }
        
#if !defined(MYSQLI_USE_MYSQLND)
        if (mysqli_begin_transaction_libmysql(mysql->mysql, flags, name TSRMLS_CC)) {
                RETURN_FALSE;
        }
#else
        if (FAIL == mysqlnd_begin_transaction(mysql->mysql, flags, name)) {
                RETURN_FALSE;
        }
#endif
        RETURN_TRUE;
}
/* }}} */


#if !defined(MYSQLI_USE_MYSQLND)
/* {{{ proto bool mysqli_savepoint_libmysql */
static int mysqli_savepoint_libmysql(MYSQL * conn, const char * const name, zend_bool release)
{
        int ret;
        char * query;
        unsigned int query_len = spprintf(&query, 0, release? "RELEASE SAVEPOINT `%s`":"SAVEPOINT `%s`", name);
        ret = mysql_real_query(conn, query, query_len);
        efree(query);
        return ret;
}
/* }}} */
#endif


/* {{{ proto bool mysqli_savepoint(object link, string name)
   Starts a transaction */
PHP_FUNCTION(mysqli_savepoint)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;
        char *          name = NULL;
        int                     name_len = -1;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &mysql_link, mysqli_link_class_entry, &name, &name_len) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);
        if (!name || !name_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Savepoint name cannot be empty");
                RETURN_FALSE;   
        }

#if !defined(MYSQLI_USE_MYSQLND)
        if (mysqli_savepoint_libmysql(mysql->mysql, name, FALSE)) {
#else
        if (FAIL == mysqlnd_savepoint(mysql->mysql, name)) {
#endif
                RETURN_FALSE;
        }
        RETURN_TRUE;
}
/* }}} */


/* {{{ proto bool mysqli_release_savepoint(object link, string name)
   Starts a transaction */
PHP_FUNCTION(mysqli_release_savepoint)
{
        MY_MYSQL        *mysql;
        zval            *mysql_link;
        char *          name = NULL;
        int                     name_len = -1;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &mysql_link, mysqli_link_class_entry, &name, &name_len) == FAILURE) {
                return;
        }
        MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);
        if (!name || !name_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Savepoint name cannot be empty");  
                RETURN_FALSE;
        }
#if !defined(MYSQLI_USE_MYSQLND)
        if (mysqli_savepoint_libmysql(mysql->mysql, name, TRUE)) {
#else
        if (FAIL == mysqlnd_savepoint(mysql->mysql, name)) {
#endif
                RETURN_FALSE;
        }
        RETURN_TRUE;
}
/* }}} */


/* {{{ proto bool mysqli_get_links_stats()
   Returns information about open and cached links */
PHP_FUNCTION(mysqli_get_links_stats)
{
        if (ZEND_NUM_ARGS()) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "no parameters expected");
                return; 
        }
        array_init(return_value);
        add_assoc_long_ex(return_value, "total", sizeof("total"), MyG(num_links));
        add_assoc_long_ex(return_value, "active_plinks", sizeof("active_plinks"), MyG(num_active_persistent));
        add_assoc_long_ex(return_value, "cached_plinks", sizeof("cached_plinks"), MyG(num_inactive_persistent));
}
/* }}} */



/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */

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