mysqli_nonapi.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: Georg Richter <georg@php.net>                               |
  |          Andrey Hristov <andrey@php.net>                             |
  |          Ulf Wendel <uw@php.net>                                     |
  +----------------------------------------------------------------------+
*/
 
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
 
#include <signal.h>
 
#include "php.h"
#include "zend_smart_str.h"
#include "php_mysqli_structs.h"
#include "mysqli_priv.h"
#define ERROR_ARG_POS(arg_num) (hasThis() ? (arg_num-1) : (arg_num))
 
#define SAFE_STR(a) ((a)?a:"")
 
/* {{{ php_mysqli_set_error */
static void php_mysqli_set_error(zend_long mysql_errno, char *mysql_err)
{
    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, bool is_real_connect, 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,
                        *ssl_key = NULL, *ssl_cert = NULL, *ssl_ca = NULL, *ssl_capath = NULL,
                        *ssl_cipher = NULL;
    size_t              hostname_len = 0, username_len = 0, passwd_len = 0, dbname_len = 0, socket_len = 0;
    bool            persistent = false, ssl = false;
    zend_long          port = 0, flags = 0;
    bool           port_is_null = 1;
    zend_string          *hash_key = NULL;
    bool            new_connection = false;
    zend_resource      *le;
    mysqli_plist_entry *plist = NULL;
    bool            self_alloced = 0;
 
 
#if !defined(MYSQL_USE_MYSQLND)
    if ((MYSQL_VERSION_ID / 100) != (mysql_get_client_version() / 100)) {
        php_error_docref(NULL, 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, in_ctor);
        return;
    }
    hostname = username = dbname = passwd = socket = NULL;
 
    if (!is_real_connect) {
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "|s!s!s!s!l!s!", &hostname, &hostname_len, &username, &username_len,
                &passwd, &passwd_len, &dbname, &dbname_len, &port, &port_is_null, &socket, &socket_len) == FAILURE) {
            RETURN_THROWS();
        }
 
        if (object) {
            ZEND_ASSERT(instanceof_function(Z_OBJCE_P(object), mysqli_link_class_entry));
            mysqli_resource = (Z_MYSQLI_P(object))->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(), getThis(), "O|s!s!s!s!l!s!l", &object, mysqli_link_class_entry,
                &hostname, &hostname_len, &username, &username_len, &passwd, &passwd_len, &dbname, &dbname_len, &port, &port_is_null, &socket, &socket_len, &flags) == FAILURE) {
            RETURN_THROWS();
        }
 
        mysqli_resource = (Z_MYSQLI_P(object))->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 (!socket_len || !socket) {
        socket = MyG(default_socket);
    }
    if (port_is_null || !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);
    }
 
    if (strlen(SAFE_STR(hostname)) > 2 && !strncasecmp(hostname, "p:", 2)) {
        hostname += 2;
        if (!MyG(allow_persistent)) {
            php_error_docref(NULL, E_WARNING, "Persistent connections are disabled. Downgrading to normal");
        } else {
            mysql->persistent = persistent = true;
 
            hash_key = strpprintf(0, "mysqli_%s_%s" ZEND_LONG_FMT "%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 existing connection ... */
            if ((le = zend_hash_find_ptr(&EG(persistent_list), hash_key)) != NULL) {
                if (le->type == php_le_pmysqli()) {
                    plist = (mysqli_plist_entry *) le->ptr;
 
                    do {
                        if (zend_ptr_stack_num_elements(&plist->free_links)) {
                            /* If we have an initialized (but unconnected) mysql resource,
                             * close it before we reuse an existing persistent resource. */
                            if (mysql->mysql) {
                                mysqli_close(mysql->mysql, MYSQLI_CLOSE_IMPLICIT);
                            }
 
                            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
                                mysqlnd_restart_psession(mysql->mysql);
                                MyG(num_active_persistent)++;
 
                                /* clear error */
                                php_mysqli_set_error(mysql_errno(mysql->mysql), (char *) mysql_error(mysql->mysql));
 
                                goto end;
                            } else {
                                if (mysql->mysql->data->vio->data->ssl) {
                                    /* copy over pre-existing ssl settings so we can reuse them when reconnecting */
                                    ssl = true;
 
                                    ssl_key = mysql->mysql->data->vio->data->options.ssl_key ? estrdup(mysql->mysql->data->vio->data->options.ssl_key) : NULL;
                                    ssl_cert = mysql->mysql->data->vio->data->options.ssl_cert ? estrdup(mysql->mysql->data->vio->data->options.ssl_cert) : NULL;
                                    ssl_ca = mysql->mysql->data->vio->data->options.ssl_ca ? estrdup(mysql->mysql->data->vio->data->options.ssl_ca) : NULL;
                                    ssl_capath = mysql->mysql->data->vio->data->options.ssl_capath ? estrdup(mysql->mysql->data->vio->data->options.ssl_capath) : NULL;
                                    ssl_cipher = mysql->mysql->data->vio->data->options.ssl_cipher ? estrdup(mysql->mysql->data->vio->data->options.ssl_cipher) : NULL;
                                }
 
                                mysqli_close(mysql->mysql, MYSQLI_CLOSE_IMPLICIT);
                                mysql->mysql = NULL;
                            }
                        }
                    } while (0);
                }
            } else {
                plist = calloc(1, sizeof(mysqli_plist_entry));
 
                zend_ptr_stack_init_ex(&plist->free_links, 1);
                zend_register_persistent_resource(ZSTR_VAL(hash_key), ZSTR_LEN(hash_key), plist, php_le_pmysqli());
            }
        }
    }
    if (MyG(max_links) != -1 && MyG(num_links) >= MyG(max_links)) {
        php_error_docref(NULL, E_WARNING, "Too many open links (" ZEND_LONG_FMT ")", 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, E_WARNING, "Too many open persistent links (" ZEND_LONG_FMT ")",
                                MyG(num_active_persistent) + MyG(num_inactive_persistent));
        goto err;
    }
    if (!mysql->mysql) {
        if (!(mysql->mysql = mysqlnd_init(MYSQLND_CLIENT_NO_FLAG, persistent))) {
            goto err;
        }
        new_connection = true;
    }
 
    if (ssl) {
        /* if we're here, this means previous conn was ssl, repopulate settings */
        mysql_ssl_set(mysql->mysql, ssl_key, ssl_cert, ssl_ca, ssl_capath, ssl_cipher);
 
        if (ssl_key) {
            efree(ssl_key);
        }
 
        if (ssl_cert) {
            efree(ssl_cert);
        }
 
        if (ssl_ca) {
            efree(ssl_ca);
        }
 
        if (ssl_capath) {
            efree(ssl_capath);
        }
 
        if (ssl_cipher) {
            efree(ssl_cipher);
        }
    }
    if (mysqlnd_connect(mysql->mysql, hostname, username, passwd, passwd_len, dbname, dbname_len,
                        port, socket, flags, MYSQLND_CLIENT_NO_FLAG) == NULL)
    {
        /* Save error messages - for mysqli_connect_error() & mysqli_connect_errno() */
        php_mysqli_set_error(mysql_errno(mysql->mysql), (char *) mysql_error(mysql->mysql));
        php_mysqli_throw_sql_exception((char *)mysql_sqlstate(mysql->mysql), mysql_errno(mysql->mysql),
                                        "%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));
 
    unsigned int allow_local_infile = MyG(allow_local_infile);
    mysql_options(mysql->mysql, MYSQL_OPT_LOCAL_INFILE, (char *)&allow_local_infile);
 
    if (MyG(local_infile_directory) && !php_check_open_basedir(MyG(local_infile_directory))) {
        mysql_options(mysql->mysql, MYSQL_OPT_LOAD_DATA_LOCAL_DIR, MyG(local_infile_directory));
    }
 
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) {
        ZEND_ASSERT(instanceof_function(Z_OBJCE_P(object), mysqli_link_class_entry));
        (Z_MYSQLI_P(object))->ptr = mysqli_resource;
        RETURN_TRUE;
    } else {
        MYSQLI_RETVAL_RESOURCE(mysqli_resource, mysqli_link_class_entry);
        return;
    }
 
err:
    if (mysql->hash_key) {
        zend_string_release_ex(mysql->hash_key, 0);
        mysql->hash_key = NULL;
        mysql->persistent = false;
    }
    if (!is_real_connect && self_alloced) {
        efree(mysql);
    }
    RETVAL_FALSE;
} /* }}} */
 
/* {{{ Open a connection to a mysql server */
PHP_FUNCTION(mysqli_connect)
{
    mysqli_common_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, false, false);
}
/* }}} */
 
PHP_METHOD(mysqli, __construct)
{
    mysqli_common_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, false, true);
}
 
/* {{{ Initialize mysqli and return a resource for use with mysql_real_connect */
PHP_METHOD(mysqli, init)
{
    php_mysqli_init(INTERNAL_FUNCTION_PARAM_PASSTHRU, true);
}
/* }}} */
 
/* {{{ Returns the numerical value of the error message from last connect command */
PHP_FUNCTION(mysqli_connect_errno)
{
    if (zend_parse_parameters_none() == FAILURE) {
        RETURN_THROWS();
    }
 
    RETURN_LONG(MyG(error_no));
}
/* }}} */
 
/* {{{ Returns the text of the error message from previous MySQL operation */
PHP_FUNCTION(mysqli_connect_error)
{
    if (zend_parse_parameters_none() == FAILURE) {
        RETURN_THROWS();
    }
 
    if (MyG(error_msg)) {
        RETURN_STRING(MyG(error_msg));
    } else {
        RETURN_NULL();
    }
}
/* }}} */
 
/* {{{ 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);
}
/* }}} */
 
/* {{{ 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);
}
/* }}} */
 
/* {{{ Fetch a column from the result row  */
PHP_FUNCTION(mysqli_fetch_column)
{
    MYSQL_RES      *result;
    zval            *mysql_result;
    zval            row_array;
    zend_long      col_no = 0;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O|l", &mysql_result, mysqli_result_class_entry, &col_no) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE(result, MYSQL_RES*, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
 
    if (col_no < 0) {
        zend_argument_value_error(ERROR_ARG_POS(2), "must be greater than or equal to 0");
        RETURN_THROWS();
    }
    if (col_no >= mysql_num_fields(result)) {
        zend_argument_value_error(ERROR_ARG_POS(2), "must be less than the number of fields for this result set");
        RETURN_THROWS();
    }
 
    php_mysqli_fetch_into_hash_aux(&row_array, result, MYSQLI_NUM);
    if (Z_TYPE(row_array) != IS_ARRAY) {
        zval_ptr_dtor_nogc(&row_array);
        RETURN_FALSE;
    }
 
    ZVAL_COPY(return_value, zend_hash_index_find(Z_ARR(row_array), col_no));
    zval_ptr_dtor_nogc(&row_array);
}
/* }}} */
 
/* {{{ Fetches all result rows as an associative array, a numeric array, or both */
PHP_FUNCTION(mysqli_fetch_all)
{
    MYSQL_RES  *result;
    zval        *mysql_result;
    zend_long      mode = MYSQLI_NUM;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O|l", &mysql_result, mysqli_result_class_entry, &mode) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
 
    if (!mode || (mode & ~MYSQLI_BOTH)) {
        zend_argument_value_error(ERROR_ARG_POS(2), "must be one of MYSQLI_NUM, MYSQLI_ASSOC, or MYSQLI_BOTH");
        RETURN_THROWS();
    }
 
    array_init_size(return_value, mysql_num_rows(result));
 
    zend_ulong i = 0;
    do {
        zval row;
        php_mysqli_fetch_into_hash_aux(&row, result, mode);
        if (Z_TYPE(row) != IS_ARRAY) {
            zval_ptr_dtor_nogc(&row);
            break;
        }
        add_index_zval(return_value, i++, &row);
    } while (1);
}
/* }}} */
 
/* {{{ Returns statistics about the zval cache */
PHP_FUNCTION(mysqli_get_client_stats)
{
    if (zend_parse_parameters_none() == FAILURE) {
        RETURN_THROWS();
    }
    mysqlnd_get_client_stats(return_value);
}
/* }}} */
 
/* {{{ 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(), getThis(), "O",
                                     &mysql_link, mysqli_link_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    mysqlnd_get_connection_stats(mysql->mysql, return_value);
}
/* }}} */
 
/* {{{ Fetches all client errors */
PHP_FUNCTION(mysqli_error_list)
{
    MY_MYSQL    *mysql;
    zval        *mysql_link;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    MYSQLND_ERROR_LIST_ELEMENT * message;
    zend_llist_position pos;
    array_init(return_value);
    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;
        array_init(&single_error);
        add_assoc_long_ex(&single_error, "errno", sizeof("errno") - 1, message->error_no);
        add_assoc_string_ex(&single_error, "sqlstate", sizeof("sqlstate") - 1, message->sqlstate);
        add_assoc_string_ex(&single_error, "error", sizeof("error") - 1, message->error);
        add_next_index_zval(return_value, &single_error);
    }
}
/* }}} */
 
/* {{{ */
PHP_FUNCTION(mysqli_stmt_error_list)
{
    MY_STMT  *stmt;
    zval    *mysql_stmt;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_stmt, mysqli_stmt_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_INITIALIZED);
    if (stmt->stmt && stmt->stmt->data && stmt->stmt->data->error_info) {
        MYSQLND_ERROR_LIST_ELEMENT * message;
        zend_llist_position pos;
        array_init(return_value);
        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;
            array_init(&single_error);
            add_assoc_long_ex(&single_error, "errno", sizeof("errno") - 1, message->error_no);
            add_assoc_string_ex(&single_error, "sqlstate", sizeof("sqlstate") - 1, message->sqlstate);
            add_assoc_string_ex(&single_error, "error", sizeof("error") - 1, message->error);
            add_next_index_zval(return_value, &single_error);
        }
    } else {
        RETURN_EMPTY_ARRAY();
    }
}
/* }}} */
 
/* {{{ Fetch a result row as an object */
PHP_FUNCTION(mysqli_fetch_object)
{
    php_mysqli_fetch_into_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, MYSQLI_ASSOC, 1);
}
/* }}} */
 
/* {{{ allows to execute multiple queries  */
PHP_FUNCTION(mysqli_multi_query)
{
    MY_MYSQL    *mysql;
    zval        *mysql_link;
    char        *query = NULL;
    size_t      query_len;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_link, mysqli_link_class_entry, &query, &query_len) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    MYSQLI_ENABLE_MQ;
    if (mysql_real_query(mysql->mysql, query, query_len)) {
        MYSQLND_ERROR_INFO error_info = *mysql->mysql->data->error_info;
        mysql->mysql->data->error_info->error_list.head = NULL;
        mysql->mysql->data->error_info->error_list.tail = NULL;
        mysql->mysql->data->error_info->error_list.count = 0;
        MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
        MYSQLI_DISABLE_MQ;
 
        zend_llist_clean(&mysql->mysql->data->error_info->error_list);
        *mysql->mysql->data->error_info = error_info;
        RETURN_FALSE;
    }
    RETURN_TRUE;
}
/* }}} */
 
/* {{{ */
PHP_FUNCTION(mysqli_query)
{
    MY_MYSQL            *mysql;
    zval                *mysql_link;
    MYSQLI_RESOURCE      *mysqli_resource;
    MYSQL_RES          *result = NULL;
    char                *query = NULL;
    size_t              query_len;
    zend_long              resultmode = MYSQLI_STORE_RESULT;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os|l", &mysql_link, mysqli_link_class_entry, &query, &query_len, &resultmode) == FAILURE) {
        RETURN_THROWS();
    }
 
    if (!query_len) {
        zend_argument_must_not_be_empty_error(ERROR_ARG_POS(2));
        RETURN_THROWS();
    }
    if ((resultmode & ~MYSQLI_ASYNC) != MYSQLI_USE_RESULT &&
        MYSQLI_STORE_RESULT != (resultmode & ~(MYSQLI_ASYNC | MYSQLI_STORE_RESULT_COPY_DATA))
    ) {
        zend_argument_value_error(ERROR_ARG_POS(3), "must be either MYSQLI_USE_RESULT or MYSQLI_STORE_RESULT with MYSQLI_ASYNC as an optional bitmask flag");
        RETURN_THROWS();
    }
 
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    MYSQLI_DISABLE_MQ;
 
 
    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;
    }
 
    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));
        }
        RETURN_TRUE;
    }
 
    switch (resultmode & ~(MYSQLI_ASYNC | MYSQLI_STORE_RESULT_COPY_DATA)) {
        case MYSQLI_STORE_RESULT:
            result = mysql_store_result(mysql->mysql);
            break;
        case MYSQLI_USE_RESULT:
            result = mysql_use_result(mysql->mysql);
            break;
    }
    if (!result) {
        MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
        RETURN_FALSE;
    }
 
    if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
        php_mysqli_report_index(query, mysqli_server_status(mysql->mysql));
    }
 
    mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
    mysqli_resource->ptr = (void *)result;
    mysqli_resource->status = MYSQLI_STATUS_VALID;
    MYSQLI_RETVAL_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */
 
#include "php_network.h"
/* {{{ mysqlnd_zval_array_to_mysqlnd_array functions */
static zend_result mysqlnd_zval_array_to_mysqlnd_array(zval *in_array, MYSQLND ***out_array)
{
    zval *elem;
    int i = 0, current = 0;
 
    ZEND_ASSERT(Z_TYPE_P(in_array) == IS_ARRAY);
    *out_array = ecalloc(zend_hash_num_elements(Z_ARRVAL_P(in_array)) + 1, sizeof(MYSQLND *));
    ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(in_array), elem) {
        i++;
        if (Z_TYPE_P(elem) != IS_OBJECT ||
            !instanceof_function(Z_OBJCE_P(elem), mysqli_link_class_entry)) {
            zend_argument_type_error(i, "must be an instance of mysqli, %s given", zend_zval_value_name(elem));
            return FAILURE;
        } else {
            MY_MYSQL *mysql;
            MYSQLI_RESOURCE *my_res;
            mysqli_object *intern = Z_MYSQLI_P(elem);
            if (!(my_res = (MYSQLI_RESOURCE *)intern->ptr)) {
                zend_throw_error(NULL, "%s object is already closed", ZSTR_VAL(intern->zo.ce->name));
                return FAILURE;
            }
            mysql = (MY_MYSQL*) my_res->ptr;
            if (my_res->status < MYSQLI_STATUS_VALID) {
                zend_throw_error(NULL, "%s object is not fully initialized", ZSTR_VAL(intern->zo.ce->name));
                return FAILURE;
            }
            (*out_array)[current++] = mysql->mysql;
        }
    } ZEND_HASH_FOREACH_END();
    return SUCCESS;
}
/* }}} */
 
/* {{{ mysqlnd_zval_array_from_mysqlnd_array */
static zend_result mysqlnd_zval_array_from_mysqlnd_array(MYSQLND **in_array, zval *out_array)
{
    MYSQLND **p = in_array;
    zval dest_array;
    zval *elem, *dest_elem;
 
    array_init_size(&dest_array, zend_hash_num_elements(Z_ARRVAL_P(out_array)));
 
    ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(out_array), elem) {
        if (Z_TYPE_P(elem) != IS_OBJECT ||
                !instanceof_function(Z_OBJCE_P(elem), mysqli_link_class_entry)) {
            continue;
        }
        {
            MY_MYSQL *mysql;
            MYSQLI_RESOURCE *my_res;
            mysqli_object *intern = Z_MYSQLI_P(elem);
            if (!(my_res = (MYSQLI_RESOURCE *)intern->ptr)) {
                zend_throw_error(NULL, "%s object is already closed", ZSTR_VAL(intern->zo.ce->name));
                return FAILURE;
            }
            mysql = (MY_MYSQL *) my_res->ptr;
            if (mysql->mysql == *p) {
                dest_elem = zend_hash_next_index_insert(Z_ARRVAL(dest_array), elem);
                if (dest_elem) {
                    zval_add_ref(dest_elem);
                }
                p++;
            }
        }
    } ZEND_HASH_FOREACH_END();
 
    /* destroy old array and add new one */
    zval_ptr_dtor(out_array);
    ZVAL_COPY_VALUE(out_array, &dest_array);
 
    return SUCCESS;
}
/* }}} */
 
/* {{{ mysqlnd_dont_poll_zval_array_from_mysqlnd_array */
static void mysqlnd_dont_poll_zval_array_from_mysqlnd_array(MYSQLND **in_array, zval *in_zval_array, zval *out_array)
{
    MYSQLND **p = in_array;
    zval proxy, *elem, *dest_elem;
 
    array_init(&proxy);
    if (in_array) {
        ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(in_zval_array), elem) {
            MY_MYSQL *mysql;
            mysqli_object *intern = Z_MYSQLI_P(elem);
            mysql = (MY_MYSQL *)((MYSQLI_RESOURCE *)intern->ptr)->ptr;
            if (mysql->mysql == *p) {
                dest_elem = zend_hash_next_index_insert(Z_ARRVAL(proxy), elem);
                if (dest_elem) {
                    zval_add_ref(dest_elem);
                }
                p++;
            }
        } ZEND_HASH_FOREACH_END();
    }
 
    /* destroy old array and add new one */
    zval_ptr_dtor(out_array);
    ZVAL_COPY_VALUE(out_array, &proxy);
}
/* }}} */
 
/* {{{ 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;
    zend_long          sec = 0, usec = 0;
    enum_func_status ret;
    int             desc_num;
 
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "a!a!al|l", &r_array, &e_array, &dont_poll_array, &sec, &usec) == FAILURE) {
        RETURN_THROWS();
    }
    if (sec < 0) {
        zend_argument_value_error(4, "must be greater than or equal to 0");
        RETURN_THROWS();
    }
    if (usec < 0) {
        zend_argument_value_error(5, "must be greater than or equal to 0");
        RETURN_THROWS();
    }
 
    if (!r_array && !e_array) {
        zend_value_error("No stream arrays were passed");
        RETURN_THROWS();
    }
 
    if (r_array != NULL) {
        if (mysqlnd_zval_array_to_mysqlnd_array(r_array, &new_r_array) == FAILURE) {
            efree(new_r_array);
            RETURN_THROWS();
        }
    }
    if (e_array != NULL) {
        if (mysqlnd_zval_array_to_mysqlnd_array(e_array, &new_e_array) == FAILURE) {
            efree(new_e_array);
            efree(new_r_array);
            RETURN_THROWS();
        }
    }
 
    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);
 
    if (r_array != NULL) {
        mysqlnd_zval_array_from_mysqlnd_array(new_r_array, r_array);
    }
    if (e_array != NULL) {
        mysqlnd_zval_array_from_mysqlnd_array(new_e_array, e_array);
    }
 
    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;
    }
}
/* }}} */
 
/* {{{ 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(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
 
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    if (FAIL == mysqlnd_reap_async_query(mysql->mysql)) {
        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("n/a", mysqli_server_status(mysql->mysql)); */
        }
        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) {
        MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
        RETURN_FALSE;
    }
 
    if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
/*      php_mysqli_report_index("n/a", mysqli_server_status(mysql->mysql)); */
    }
 
    mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
    mysqli_resource->ptr = (void *)result;
    mysqli_resource->status = MYSQLI_STATUS_VALID;
    MYSQLI_RETVAL_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */
 
/* {{{ 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(), getThis(), "O", &mysql_stmt, mysqli_stmt_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    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_RETVAL_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */
 
/* {{{ */
PHP_FUNCTION(mysqli_get_warnings)
{
    MY_MYSQL            *mysql;
    zval                *mysql_link;
    MYSQLI_RESOURCE      *mysqli_resource;
    MYSQLI_WARNING        *w = NULL;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    if (mysql_warning_count(mysql->mysql)) {
        w = php_get_warnings(mysql->mysql->data);
    }
    if (!w) {
        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_RETVAL_RESOURCE(mysqli_resource, mysqli_warning_class_entry);
}
/* }}} */
 
/* {{{ */
PHP_FUNCTION(mysqli_stmt_get_warnings)
{
    MY_STMT              *stmt;
    zval                *stmt_link;
    MYSQLI_RESOURCE      *mysqli_resource;
    MYSQLI_WARNING        *w = NULL;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &stmt_link, mysqli_stmt_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    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));
    }
    if (!w) {
        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_RETVAL_RESOURCE(mysqli_resource, mysqli_warning_class_entry);
}
/* }}} */
 
/* {{{ sets client character set */
PHP_FUNCTION(mysqli_set_charset)
{
    MY_MYSQL    *mysql;
    zval        *mysql_link;
    char        *cs_name;
    size_t      csname_len;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_link, mysqli_link_class_entry, &cs_name, &csname_len) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
    if (mysql_set_character_set(mysql->mysql, cs_name)) {
        MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
        RETURN_FALSE;
    }
    RETURN_TRUE;
}
/* }}} */
 
/* {{{ 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;
    uint32_t                minlength, maxlength, number, state;
    const MYSQLND_CHARSET    *cs;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
 
 
    cs = mysql->mysql->data->charset;
    if (!cs) {
        php_error_docref(NULL, 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 */
    object_init(return_value);
 
    add_property_string(return_value, "charset", (name) ? (char *)name : "");
    add_property_string(return_value, "collation",(collation) ? (char *)collation : "");
    add_property_string(return_value, "dir", (dir) ? (char *)dir : "");
    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 : "");
}
/* }}} */
 
/* {{{ Starts a transaction */
PHP_FUNCTION(mysqli_begin_transaction)
{
    MY_MYSQL    *mysql;
    zval        *mysql_link;
    zend_long      flags = TRANS_START_NO_OPT;
    char *      name = NULL;
    size_t          name_len = 0;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O|ls!", &mysql_link, mysqli_link_class_entry, &flags, &name, &name_len) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
    if (flags < 0) {
        zend_argument_value_error(ERROR_ARG_POS(2), "must be one of the MYSQLI_TRANS_* constants");
        RETURN_THROWS();
    }
    if (name && !name_len) {
        zend_argument_must_not_be_empty_error(ERROR_ARG_POS(3));
        RETURN_THROWS();
    }
 
    if (FAIL == mysqlnd_begin_transaction(mysql->mysql, flags, name)) {
        RETURN_FALSE;
    }
    RETURN_TRUE;
}
/* }}} */
 
/* {{{ Starts a transaction */
PHP_FUNCTION(mysqli_savepoint)
{
    MY_MYSQL    *mysql;
    zval        *mysql_link;
    char *      name = NULL;
    size_t          name_len;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_link, mysqli_link_class_entry, &name, &name_len) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
    if (name_len == 0) {
        zend_argument_must_not_be_empty_error(ERROR_ARG_POS(2));
        RETURN_THROWS();
    }
 
    if (FAIL == mysqlnd_savepoint(mysql->mysql, name)) {
        RETURN_FALSE;
    }
    RETURN_TRUE;
}
/* }}} */
 
/* {{{ Starts a transaction */
PHP_FUNCTION(mysqli_release_savepoint)
{
    MY_MYSQL    *mysql;
    zval        *mysql_link;
    char *      name = NULL;
    size_t          name_len;
 
    if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_link, mysqli_link_class_entry, &name, &name_len) == FAILURE) {
        RETURN_THROWS();
    }
    MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
    if (name_len == 0) {
        zend_argument_must_not_be_empty_error(ERROR_ARG_POS(2));
        RETURN_THROWS();
    }
    if (FAIL == mysqlnd_release_savepoint(mysql->mysql, name)) {
        RETURN_FALSE;
    }
    RETURN_TRUE;
}
/* }}} */
 
/* {{{ Returns information about open and cached links */
PHP_FUNCTION(mysqli_get_links_stats)
{
    if (zend_parse_parameters_none() == FAILURE) {
        RETURN_THROWS();
    }
 
    array_init(return_value);
    add_assoc_long_ex(return_value, "total", sizeof("total") - 1, MyG(num_links));
    add_assoc_long_ex(return_value, "active_plinks", sizeof("active_plinks") - 1, MyG(num_active_persistent));
    add_assoc_long_ex(return_value, "cached_plinks", sizeof("cached_plinks") - 1, MyG(num_inactive_persistent));
}
/* }}} */