php-src/ext/mysqli/mysqli_api.c

/*
  +----------------------------------------------------------------------+
  | 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:           |
  | 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>                                     |
  +----------------------------------------------------------------------+
*/

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

#include <signal.h>

#include "php.h"
#include "php_ini.h"
#include "php_globals.h"
#include "ext/standard/info.h"
#include "zend_smart_str.h"
#include "php_mysqli_structs.h"
#include "mysqli_priv.h"
#include "ext/mysqlnd/mysql_float_to_double.h"


#ifndef MYSQLI_USE_MYSQLND
/* {{{ mysqli_tx_cor_options_to_string */
static void mysqli_tx_cor_options_to_string(const MYSQL * const conn, smart_str * str, const uint32_t mode)
{
	if (mode & TRANS_COR_AND_CHAIN && !(mode & TRANS_COR_AND_NO_CHAIN)) {
		if (str->s && ZSTR_LEN(str->s)) {
			smart_str_appendl(str, " ", sizeof(" ") - 1);
		}
		smart_str_appendl(str, "AND CHAIN", sizeof("AND CHAIN") - 1);
	} else if (mode & TRANS_COR_AND_NO_CHAIN && !(mode & TRANS_COR_AND_CHAIN)) {
		if (str->s && ZSTR_LEN(str->s)) {
			smart_str_appendl(str, " ", sizeof(" ") - 1);
		}
		smart_str_appendl(str, "AND NO CHAIN", sizeof("AND NO CHAIN") - 1);
	}

	if (mode & TRANS_COR_RELEASE && !(mode & TRANS_COR_NO_RELEASE)) {
		if (str->s && ZSTR_LEN(str->s)) {
			smart_str_appendl(str, " ", sizeof(" ") - 1);
		}
		smart_str_appendl(str, "RELEASE", sizeof("RELEASE") - 1);
	} else if (mode & TRANS_COR_NO_RELEASE && !(mode & TRANS_COR_RELEASE)) {
		if (str->s && ZSTR_LEN(str->s)) {
			smart_str_appendl(str, " ", sizeof(" ") - 1);
		}
		smart_str_appendl(str, "NO RELEASE", sizeof("NO RELEASE") - 1);
	}
	smart_str_0(str);
}
/* }}} */

/* {{{ mysqlnd_escape_string_for_tx_name_in_comment */
char *
mysqli_escape_string_for_tx_name_in_comment(const char * const name)
{
	char * ret = NULL;
	if (name) {
		zend_bool warned = FALSE;
		const char * p_orig = name;
		char * p_copy;
		p_copy = ret = emalloc(strlen(name) + 1 + 2 + 2 + 1); /* space, open, close, NullS */
		*p_copy++ = ' ';
		*p_copy++ = '/';
		*p_copy++ = '*';
		while (1) {
			register char v = *p_orig;
			if (v == 0) {
				break;
			}
			if ((v >= '0' && v <= '9') ||
				(v >= 'a' && v <= 'z') ||
				(v >= 'A' && v <= 'Z') ||
				v == '-' ||
				v == '_' ||
				v == ' ' ||
				v == '=')
			{
				*p_copy++ = v;
			} else if (warned == FALSE) {
				php_error_docref(NULL, E_WARNING, "Transaction name truncated. Must be only [0-9A-Za-z\\-_=]+");
				warned = TRUE;
			}
			++p_orig;
		}
		*p_copy++ = '*';
		*p_copy++ = '/';
		*p_copy++ = 0;
	}
	return ret;
}
/* }}} */

/* {{{ mysqli_commit_or_rollback_libmysql */
static int mysqli_commit_or_rollback_libmysql(MYSQL * conn, zend_bool commit, const uint32_t mode, const char * const name)
{
	int ret;
	smart_str tmp_str = {0};
	mysqli_tx_cor_options_to_string(conn, &tmp_str, mode);
	smart_str_0(&tmp_str);

	{
		char *query;
		char *name_esc = mysqli_escape_string_for_tx_name_in_comment(name);
		size_t query_len;

		query_len = spprintf(&query, 0,
				(commit? "COMMIT%s %s":"ROLLBACK%s %s"), name_esc? name_esc:"", tmp_str.s? ZSTR_VAL(tmp_str.s):"");
		smart_str_free(&tmp_str);
		if (name_esc) {
			efree(name_esc);
			name_esc = NULL;
		}

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

/* {{{ Get number of affected rows in previous MySQL operation */
PHP_FUNCTION(mysqli_affected_rows)
{
	MY_MYSQL 		*mysql;
	zval  			*mysql_link;
	my_ulonglong	rc;

	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);

	rc = mysql_affected_rows(mysql->mysql);
	if (rc == (my_ulonglong) -1) {
		RETURN_LONG(-1);
	}
	MYSQLI_RETURN_LONG_INT(rc);
}
/* }}} */

/* {{{ Turn auto commit on or of */
PHP_FUNCTION(mysqli_autocommit)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	zend_bool	automode;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ob", &mysql_link, mysqli_link_class_entry, &automode) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);

	if (mysql_autocommit(mysql->mysql, (my_bool)automode)) {
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ mysqli_stmt_bind_param_do_bind */
#ifndef MYSQLI_USE_MYSQLND
static
int mysqli_stmt_bind_param_do_bind(MY_STMT *stmt, unsigned int argc, unsigned int num_vars,
								   zval *args, unsigned int start, const char * const types)
{
	int				i, ofs;
	MYSQL_BIND		*bind;
	unsigned long	rc;

	/* prevent leak if variables are already bound */
	if (stmt->param.var_cnt) {
		php_free_stmt_bind_buffer(stmt->param, FETCH_SIMPLE);
	}

	stmt->param.is_null = ecalloc(num_vars, sizeof(char));
	bind = (MYSQL_BIND *) ecalloc(num_vars, sizeof(MYSQL_BIND));

	ofs = 0;
	for (i = start; i < argc; i++) {
		zval *param;
		if (Z_ISREF(args[i])) {
			param = Z_REFVAL(args[i]);
		} else {
			param = &args[i];
		}
		/* set specified type */
		switch (types[ofs]) {
			case 'd': /* Double */
				bind[ofs].buffer_type = MYSQL_TYPE_DOUBLE;
				bind[ofs].buffer = &Z_DVAL_P(param);
				bind[ofs].is_null = &stmt->param.is_null[ofs];
				break;

			case 'i': /* Integer */
#if SIZEOF_ZEND_LONG==8
				bind[ofs].buffer_type = MYSQL_TYPE_LONGLONG;
#elif SIZEOF_ZEND_LONG==4
				bind[ofs].buffer_type = MYSQL_TYPE_LONG;
#endif
				bind[ofs].buffer = &Z_LVAL_P(param);
				bind[ofs].is_null = &stmt->param.is_null[ofs];
				break;

			case 'b': /* Blob (send data) */
				bind[ofs].buffer_type = MYSQL_TYPE_LONG_BLOB;
				/* don't initialize is_null and length to 0 because we use ecalloc */
				break;

			case 's': /* string */
				bind[ofs].buffer_type = MYSQL_TYPE_VAR_STRING;
				/* don't initialize buffer and buffer_length because we use ecalloc */
				bind[ofs].is_null = &stmt->param.is_null[ofs];
				break;

			default:
				php_error_docref(NULL, E_WARNING, "Undefined fieldtype %c (parameter %d)", types[ofs], i+1);
				rc = 1;
				goto end_1;
		}
		ofs++;
	}
	rc = mysql_stmt_bind_param(stmt->stmt, bind);

end_1:
	if (rc) {
		efree(stmt->param.is_null);
	} else {
		stmt->param.var_cnt = num_vars;
		stmt->param.vars = safe_emalloc(num_vars, sizeof(zval), 0);
		for (i = 0; i < num_vars; i++) {
			if (bind[i].buffer_type != MYSQL_TYPE_LONG_BLOB) {
				ZVAL_COPY(&stmt->param.vars[i], &args[i+start]);
			} else {
				ZVAL_UNDEF(&stmt->param.vars[i]);
			}
		}
	}
	efree(bind);

	return rc;
}
#else
static
int mysqli_stmt_bind_param_do_bind(MY_STMT *stmt, unsigned int argc, unsigned int num_vars,
								   zval *args, unsigned int start, const char * const types)
{
	unsigned int i;
	MYSQLND_PARAM_BIND	*params;
	enum_func_status	ret = FAIL;

	/* If no params -> skip binding and return directly */
	if (argc == start) {
		return PASS;
	}
	params = mysqlnd_stmt_alloc_param_bind(stmt->stmt);
	if (!params) {
		goto end;
	}
	for (i = 0; i < (argc - start); i++) {
		zend_uchar type;
		switch (types[i]) {
			case 'd': /* Double */
				type = MYSQL_TYPE_DOUBLE;
				break;
			case 'i': /* Integer */
#if SIZEOF_ZEND_LONG==8
				type = MYSQL_TYPE_LONGLONG;
#elif SIZEOF_ZEND_LONG==4
				type = MYSQL_TYPE_LONG;
#endif
				break;
			case 'b': /* Blob (send data) */
				type = MYSQL_TYPE_LONG_BLOB;
				break;
			case 's': /* string */
				type = MYSQL_TYPE_VAR_STRING;
				break;
			default:
				/* We count parameters from 1 */
				php_error_docref(NULL, E_WARNING, "Undefined fieldtype %c (parameter %d)", types[i], i + start + 1);
				ret = FAIL;
				mysqlnd_stmt_free_param_bind(stmt->stmt, params);
				goto end;
		}
		ZVAL_COPY_VALUE(&params[i].zv, &args[i + start]);
		params[i].type = type;
	}
	ret = mysqlnd_stmt_bind_param(stmt->stmt, params);

end:
	return ret;
}
#endif
/* }}} */

/* {{{ Bind variables to a prepared statement as parameters */
PHP_FUNCTION(mysqli_stmt_bind_param)
{
	zval			*args;
	int				argc = ZEND_NUM_ARGS();
	int				num_vars;
	int				start = 2;
	MY_STMT			*stmt;
	zval			*mysql_stmt;
	char			*types;
	size_t			types_len;
	zend_ulong	rc;

	/* calculate and check number of parameters */
	if (argc < 2) {
		/* there has to be at least one pair */
		WRONG_PARAM_COUNT;
	}

	if (zend_parse_method_parameters((getThis()) ? 1:2, getThis(), "Os", &mysql_stmt, mysqli_stmt_class_entry,
									&types, &types_len) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);

	num_vars = argc - 1;
	if (getThis()) {
		start = 1;
	} else {
		/* ignore handle parameter in procedural interface*/
		--num_vars;
	}
	if (!types_len) {
		php_error_docref(NULL, E_WARNING, "Invalid type or no types specified");
		RETURN_FALSE;
	}

	if (types_len != (size_t)(argc - start)) {
		/* number of bind variables doesn't match number of elements in type definition string */
		php_error_docref(NULL, E_WARNING, "Number of elements in type definition string doesn't match number of bind variables");
		RETURN_FALSE;
	}

	if (types_len != mysql_stmt_param_count(stmt->stmt)) {
		php_error_docref(NULL, E_WARNING, "Number of variables doesn't match number of parameters in prepared statement");
		RETURN_FALSE;
	}

	args = safe_emalloc(argc, sizeof(zval), 0);

	if (zend_get_parameters_array_ex(argc, args) == FAILURE) {
		zend_wrong_param_count();
		rc = 1;
	} else {
		rc = mysqli_stmt_bind_param_do_bind(stmt, argc, num_vars, args, start, types);
		MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
	}

	efree(args);

	RETURN_BOOL(!rc);
}
/* }}} */

/* {{{ mysqli_stmt_bind_result_do_bind */
#ifndef MYSQLI_USE_MYSQLND
/* TODO:
   do_alloca, free_alloca
*/
static int
mysqli_stmt_bind_result_do_bind(MY_STMT *stmt, zval *args, unsigned int argc)
{
	MYSQL_BIND	*bind;
	int			i, ofs;
	int			var_cnt = argc;
	zend_long		col_type;
	zend_ulong		rc;

	/* prevent leak if variables are already bound */
	if (stmt->result.var_cnt) {
		php_free_stmt_bind_buffer(stmt->result, FETCH_RESULT);
	}

	bind = (MYSQL_BIND *)ecalloc(var_cnt, sizeof(MYSQL_BIND));
	{
		int size;
		char *p = emalloc(size= var_cnt * (sizeof(char) + sizeof(VAR_BUFFER)));
		stmt->result.buf = (VAR_BUFFER *) p;
		stmt->result.is_null = p + var_cnt * sizeof(VAR_BUFFER);
		memset(p, 0, size);
	}

	for (i = 0; i < var_cnt; i++) {
		ofs = i;
		col_type = (stmt->stmt->fields) ? stmt->stmt->fields[ofs].type : MYSQL_TYPE_STRING;

		switch (col_type) {
			case MYSQL_TYPE_FLOAT:
				stmt->result.buf[ofs].type = IS_DOUBLE;
				stmt->result.buf[ofs].buflen = sizeof(float);

				stmt->result.buf[ofs].val = (char *)emalloc(sizeof(float));
				bind[ofs].buffer_type = MYSQL_TYPE_FLOAT;
				bind[ofs].buffer = stmt->result.buf[ofs].val;
				bind[ofs].is_null = &stmt->result.is_null[ofs];
				break;

			case MYSQL_TYPE_DOUBLE:
				stmt->result.buf[ofs].type = IS_DOUBLE;
				stmt->result.buf[ofs].buflen = sizeof(double);

				/* allocate buffer for double */
				stmt->result.buf[ofs].val = (char *)emalloc(sizeof(double));
				bind[ofs].buffer_type = MYSQL_TYPE_DOUBLE;
				bind[ofs].buffer = stmt->result.buf[ofs].val;
				bind[ofs].is_null = &stmt->result.is_null[ofs];
				break;

			case MYSQL_TYPE_NULL:
				stmt->result.buf[ofs].type = IS_NULL;
				/*
				  don't initialize to 0 :
				  1. stmt->result.buf[ofs].buflen
				  2. bind[ofs].buffer
				  3. bind[ofs].buffer_length
				  because memory was allocated with ecalloc
				*/
				bind[ofs].buffer_type = MYSQL_TYPE_NULL;
				bind[ofs].is_null = &stmt->result.is_null[ofs];
				break;

			case MYSQL_TYPE_SHORT:
			case MYSQL_TYPE_TINY:
			case MYSQL_TYPE_LONG:
			case MYSQL_TYPE_INT24:
			case MYSQL_TYPE_YEAR:
				stmt->result.buf[ofs].type = IS_LONG;
				/* don't set stmt->result.buf[ofs].buflen to 0, we used ecalloc */
				stmt->result.buf[ofs].val = (char *)emalloc(sizeof(int));
				bind[ofs].buffer_type = MYSQL_TYPE_LONG;
				bind[ofs].buffer = stmt->result.buf[ofs].val;
				bind[ofs].is_null = &stmt->result.is_null[ofs];
				bind[ofs].is_unsigned = (stmt->stmt->fields[ofs].flags & UNSIGNED_FLAG) ? 1 : 0;
				break;

			case MYSQL_TYPE_LONGLONG:
			case MYSQL_TYPE_BIT:
				stmt->result.buf[ofs].type = IS_STRING;
				stmt->result.buf[ofs].buflen = sizeof(my_ulonglong);
				stmt->result.buf[ofs].val = (char *)emalloc(stmt->result.buf[ofs].buflen);
				bind[ofs].buffer_type = col_type;
				bind[ofs].buffer = stmt->result.buf[ofs].val;
				bind[ofs].is_null = &stmt->result.is_null[ofs];
				bind[ofs].buffer_length = stmt->result.buf[ofs].buflen;
				bind[ofs].is_unsigned = (stmt->stmt->fields[ofs].flags & UNSIGNED_FLAG) ? 1 : 0;
				bind[ofs].length = &stmt->result.buf[ofs].output_len;
				break;

			case MYSQL_TYPE_DATE:
			case MYSQL_TYPE_TIME:
			case MYSQL_TYPE_DATETIME:
			case MYSQL_TYPE_NEWDATE:
			case MYSQL_TYPE_VAR_STRING:
			case MYSQL_TYPE_STRING:
			case MYSQL_TYPE_TINY_BLOB:
			case MYSQL_TYPE_BLOB:
			case MYSQL_TYPE_MEDIUM_BLOB:
			case MYSQL_TYPE_LONG_BLOB:
			case MYSQL_TYPE_TIMESTAMP:
			case MYSQL_TYPE_DECIMAL:
			case MYSQL_TYPE_GEOMETRY:
#ifdef FIELD_TYPE_NEWDECIMAL
			case MYSQL_TYPE_NEWDECIMAL:
#endif
			{
#if MYSQL_VERSION_ID >= 50107
				/* Changed to my_bool in MySQL 5.1. See MySQL Bug #16144 */
				my_bool tmp;
#else
				zend_ulong tmp = 0;
#endif
				stmt->result.buf[ofs].type = IS_STRING;
				/*
					If the user has called $stmt->store_result() then we have asked
					max_length to be updated. this is done only for BLOBS because we don't want to allocate
					big chunkgs of memory 2^16 or 2^24
				*/
				if (stmt->stmt->fields[ofs].max_length == 0 &&
					!mysql_stmt_attr_get(stmt->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &tmp) && !tmp)
				{
					/*
					  Allocate directly 256 because it's easier to allocate a bit more
					  than update max length even for text columns. Try SELECT UNION SELECT UNION with
					  different lengths and you will see that we get different lengths in stmt->stmt->fields[ofs].length
					  The just take 256 and saves us from realloc-ing.
					*/
					stmt->result.buf[ofs].buflen =
						(stmt->stmt->fields) ? (stmt->stmt->fields[ofs].length) ? stmt->stmt->fields[ofs].length + 1: 256: 256;

				} else {
					/*
						the user has called store_result(). if he does not there is no way to determine the
						libmysql does not allow us to allocate 0 bytes for a buffer so we try 1
					*/
					if (!(stmt->result.buf[ofs].buflen = stmt->stmt->fields[ofs].max_length))
						++stmt->result.buf[ofs].buflen;
				}
				stmt->result.buf[ofs].val = (char *)emalloc(stmt->result.buf[ofs].buflen);
				bind[ofs].buffer_type = MYSQL_TYPE_STRING;
				bind[ofs].buffer = stmt->result.buf[ofs].val;
				bind[ofs].is_null = &stmt->result.is_null[ofs];
				bind[ofs].buffer_length = stmt->result.buf[ofs].buflen;
				bind[ofs].length = &stmt->result.buf[ofs].output_len;
				break;
			}
			default:
				php_error_docref(NULL, E_WARNING, "Server returned unknown type %ld. Probably your client library is incompatible with the server version you use!", col_type);
				break;
		}
	}

	rc = mysql_stmt_bind_result(stmt->stmt, bind);
	MYSQLI_REPORT_STMT_ERROR(stmt->stmt);

	if (rc) {
		/* don't close the statement or subsequent usage (for example ->execute()) will lead to crash */
		for (i=0; i < var_cnt ; i++) {
			if (stmt->result.buf[i].val) {
				efree(stmt->result.buf[i].val);
			}
		}
		/* Don't free stmt->result.is_null because is_null & buf are one block of memory  */
		efree(stmt->result.buf);
	} else {
		stmt->result.var_cnt = var_cnt;
		stmt->result.vars = safe_emalloc((var_cnt), sizeof(zval), 0);
		for (i = 0; i < var_cnt; i++) {
			ZVAL_COPY(&stmt->result.vars[i], &args[i]);
		}
	}
	efree(bind);

	return rc;
}
#else
static int
mysqli_stmt_bind_result_do_bind(MY_STMT *stmt, zval *args, unsigned int argc)
{
	unsigned int i;
	MYSQLND_RESULT_BIND *params = mysqlnd_stmt_alloc_result_bind(stmt->stmt);
	if (params) {
		for (i = 0; i < argc; i++) {
			ZVAL_COPY_VALUE(&params[i].zv, &args[i]);
		}
		return mysqlnd_stmt_bind_result(stmt->stmt, params);
	}
	return FAIL;
}
#endif
/* }}} */

/* {{{ Bind variables to a prepared statement for result storage */
PHP_FUNCTION(mysqli_stmt_bind_result)
{
	zval		*args;
	int			argc;
	zend_ulong		rc;
	MY_STMT		*stmt;
	zval		*mysql_stmt;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O+", &mysql_stmt, mysqli_stmt_class_entry, &args, &argc) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);

	if ((uint32_t)argc != mysql_stmt_field_count(stmt->stmt)) {
		php_error_docref(NULL, E_WARNING, "Number of bind variables doesn't match number of fields in prepared statement");
		RETURN_FALSE;
	}

	rc = mysqli_stmt_bind_result_do_bind(stmt, args, argc);
	RETURN_BOOL(!rc);
}
/* }}} */

/* {{{ Change logged-in user of the active connection */
PHP_FUNCTION(mysqli_change_user)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link = NULL;
	char		*user, *password, *dbname;
	size_t			user_len, password_len, dbname_len;
	zend_ulong		rc;
#ifndef MYSQLI_USE_MYSQLND
	const		CHARSET_INFO * old_charset;
#endif

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Osss!", &mysql_link, mysqli_link_class_entry, &user, &user_len, &password, &password_len, &dbname, &dbname_len) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);

#ifndef MYSQLI_USE_MYSQLND
	old_charset = mysql->mysql->charset;
#endif

#ifdef MYSQLI_USE_MYSQLND
	rc = mysqlnd_change_user_ex(mysql->mysql, user, password, dbname, FALSE, (size_t) password_len);
#else
	rc = mysql_change_user(mysql->mysql, user, password, dbname);
#endif
	MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);

	if (rc) {
		RETURN_FALSE;
	}
#ifndef MYSQLI_USE_MYSQLND
	if (mysql_get_server_version(mysql->mysql) < 50123L) {
		/*
		  Request the current charset, or it will be reset to the system one.
		  5.0 doesn't support it. Support added in 5.1.23 by fixing the following bug :
		  Bug #30472 libmysql doesn't reset charset, insert_id after succ. mysql_change_user() call
		*/
		rc = mysql_set_character_set(mysql->mysql, old_charset->csname);
	}
#endif

	RETURN_TRUE;
}
/* }}} */

/* {{{ Returns the name of the character set used for this connection */
PHP_FUNCTION(mysqli_character_set_name)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	const char	*cs_name;

	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_name = mysql_character_set_name(mysql->mysql);
	if (cs_name) {
		RETURN_STRING(cs_name);
	}
}
/* }}} */

/* {{{ php_mysqli_close */
void php_mysqli_close(MY_MYSQL * mysql, int close_type, int resource_status)
{
	if (resource_status > MYSQLI_STATUS_INITIALIZED) {
		MyG(num_links)--;
	}

	if (!mysql->persistent) {
		mysqli_close(mysql->mysql, close_type);
	} else {
		zend_resource *le;
		if ((le = zend_hash_find_ptr(&EG(persistent_list), mysql->hash_key)) != NULL) {
			if (le->type == php_le_pmysqli()) {
				mysqli_plist_entry *plist = (mysqli_plist_entry *) le->ptr;
#ifdef MYSQLI_USE_MYSQLND
				mysqlnd_end_psession(mysql->mysql);
#endif

				if (MyG(rollback_on_cached_plink) &&
#ifndef MYSQLI_USE_MYSQLND
					mysqli_commit_or_rollback_libmysql(mysql->mysql, FALSE, TRANS_COR_NO_OPT, NULL))
#else
					FAIL == mysqlnd_rollback(mysql->mysql, TRANS_COR_NO_OPT, NULL))
#endif
				{
					mysqli_close(mysql->mysql, close_type);
				} else {
					zend_ptr_stack_push(&plist->free_links, mysql->mysql);
					MyG(num_inactive_persistent)++;
				}
				MyG(num_active_persistent)--;
			}
		}
		mysql->persistent = FALSE;
	}
	mysql->mysql = NULL;

	php_clear_mysql(mysql);
}
/* }}} */

/* {{{ Close connection */
PHP_FUNCTION(mysqli_close)
{
	zval		*mysql_link;
	MY_MYSQL	*mysql;

	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_INITIALIZED);

	php_mysqli_close(mysql, MYSQLI_CLOSE_EXPLICIT, ((MYSQLI_RESOURCE *)(Z_MYSQLI_P(mysql_link))->ptr)->status);
	((MYSQLI_RESOURCE *)(Z_MYSQLI_P(mysql_link))->ptr)->status = MYSQLI_STATUS_UNKNOWN;

	MYSQLI_CLEAR_RESOURCE(mysql_link);
	efree(mysql);
	RETURN_TRUE;
}
/* }}} */

/* {{{ Commit outstanding actions and close transaction */
PHP_FUNCTION(mysqli_commit)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	zend_long		flags = TRANS_COR_NO_OPT;
	char *		name = NULL;
	size_t			name_len;

	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);

#ifndef MYSQLI_USE_MYSQLND
	if (mysqli_commit_or_rollback_libmysql(mysql->mysql, TRUE, flags, name)) {
#else
	if (FAIL == mysqlnd_commit(mysql->mysql, flags, name)) {
#endif
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ Move internal result pointer */
PHP_FUNCTION(mysqli_data_seek)
{
	MYSQL_RES	*result;
	zval		*mysql_result;
	zend_long		offset;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_result, mysqli_result_class_entry, &offset) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	if (mysqli_result_is_unbuffered(result)) {
		php_error_docref(NULL, E_WARNING, "Function cannot be used with MYSQL_USE_RESULT");
		RETURN_FALSE;
	}

	if (offset < 0 || (uint64_t)offset >= mysql_num_rows(result)) {
		RETURN_FALSE;
	}

	mysql_data_seek(result, offset);
	RETURN_TRUE;
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_debug)
{
	char	*debug;
	size_t		debug_len;

	if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &debug, &debug_len) == FAILURE) {
		RETURN_THROWS();
	}

	mysql_debug(debug);
	RETURN_TRUE;
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_dump_debug_info)
{
	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);

	RETURN_BOOL(!mysql_dump_debug_info(mysql->mysql));
}
/* }}} */

/* {{{ Returns the numerical value of the error message from previous MySQL operation */
PHP_FUNCTION(mysqli_errno)
{
	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);
	RETURN_LONG(mysql_errno(mysql->mysql));
}
/* }}} */

/* {{{ Returns the text of the error message from previous MySQL operation */
PHP_FUNCTION(mysqli_error)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	const char	*err;

	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);
	err = mysql_error(mysql->mysql);
	if (err) {
		RETURN_STRING(err);
	}
}
/* }}} */

/* {{{ Execute a prepared statement */
PHP_FUNCTION(mysqli_stmt_execute)
{
	MY_STMT		*stmt;
	zval		*mysql_stmt;
#ifndef MYSQLI_USE_MYSQLND
	unsigned int	i;
#endif

	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);

#ifndef MYSQLI_USE_MYSQLND
	if (stmt->param.var_cnt) {
		int j;
		for (i = 0; i < stmt->param.var_cnt; i++) {
			if (!Z_ISREF(stmt->param.vars[i])) {
				continue;
			}
			for (j = i + 1; j < stmt->param.var_cnt; j++) {
				/* Oops, someone binding the same variable - clone */
				if (Z_ISREF(stmt->param.vars[j]) &&
					   	Z_REFVAL(stmt->param.vars[j]) == Z_REFVAL(stmt->param.vars[i])) {
					/*SEPARATE_ZVAL(&stmt->param.vars[j]);*/
					Z_DELREF_P(&stmt->param.vars[j]);
					ZVAL_COPY(&stmt->param.vars[j], Z_REFVAL(stmt->param.vars[j]));
					break;
				}
			}
		}
	}
	for (i = 0; i < stmt->param.var_cnt; i++) {
		if (!Z_ISUNDEF(stmt->param.vars[i])) {
			zval *param;
			if (Z_ISREF(stmt->param.vars[i])) {
				param = Z_REFVAL(stmt->param.vars[i]);
			} else {
				param = &stmt->param.vars[i];
			}
			if (!(stmt->param.is_null[i] = (Z_ISNULL_P(param)))) {
				switch (stmt->stmt->params[i].buffer_type) {
					case MYSQL_TYPE_VAR_STRING:
						if (!try_convert_to_string(param)) {
							RETURN_THROWS();
						}

						stmt->stmt->params[i].buffer = Z_STRVAL_P(param);
						stmt->stmt->params[i].buffer_length = Z_STRLEN_P(param);
						break;
					case MYSQL_TYPE_DOUBLE:
						convert_to_double_ex(param);
						stmt->stmt->params[i].buffer = &Z_DVAL_P(param);
						break;
					case MYSQL_TYPE_LONGLONG:
					case MYSQL_TYPE_LONG:
						convert_to_long_ex(param);
						stmt->stmt->params[i].buffer = &Z_LVAL_P(param);
						break;
					default:
						break;
				}
			}
		}
	}
#endif

	if (mysql_stmt_execute(stmt->stmt)) {
		MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
		RETVAL_FALSE;
	} else {
		RETVAL_TRUE;
	}

	if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
		php_mysqli_report_index(stmt->query, mysqli_stmt_server_status(stmt->stmt));
	}
}
/* }}} */

#ifndef MYSQLI_USE_MYSQLND
/* {{{ void mysqli_stmt_fetch_libmysql
   Fetch results from a prepared statement into the bound variables */
void mysqli_stmt_fetch_libmysql(INTERNAL_FUNCTION_PARAMETERS)
{
	MY_STMT		*stmt;
	zval			*mysql_stmt;
	unsigned int	i;
	zend_ulong			ret;
	unsigned int	uval;
	my_ulonglong	llval;


	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);

	/* reset buffers */
	for (i = 0; i < stmt->result.var_cnt; i++) {
		if (stmt->result.buf[i].type == IS_STRING) {
			memset(stmt->result.buf[i].val, 0, stmt->result.buf[i].buflen);
		}
	}
	ret = mysql_stmt_fetch(stmt->stmt);
#ifdef MYSQL_DATA_TRUNCATED
	if (!ret || ret == MYSQL_DATA_TRUNCATED) {
#else
	if (!ret) {
#endif
		for (i = 0; i < stmt->result.var_cnt; i++) {
			zval *result;
			/* it must be a reference, isn't it? */
			if (Z_ISREF(stmt->result.vars[i])) {
				result = &stmt->result.vars[i];
			} else {
				continue; // but be safe ...
			}
			/* Even if the string is of length zero there is one byte alloced so efree() in all cases */
			if (!stmt->result.is_null[i]) {
				switch (stmt->result.buf[i].type) {
					case IS_LONG:
						if ((stmt->stmt->fields[i].type == MYSQL_TYPE_LONG)
						    && (stmt->stmt->fields[i].flags & UNSIGNED_FLAG))
						{
							/* unsigned int (11) */
							uval= *(unsigned int *) stmt->result.buf[i].val;
#if SIZEOF_ZEND_LONG==4
							if (uval > INT_MAX) {
								char *tmp, *p;
								int j = 10;
								tmp = emalloc(11);
								p= &tmp[9];
								do {
									*p-- = (uval % 10) + 48;
									uval = uval / 10;
								} while (--j > 0);
								tmp[10]= '\0';
								/* unsigned int > INT_MAX is 10 digits - ALWAYS */
								ZEND_TRY_ASSIGN_REF_STRINGL(result, tmp, 10);
								efree(tmp);
								break;
							}
#endif
						}
						if (stmt->stmt->fields[i].flags & UNSIGNED_FLAG) {
							ZEND_TRY_ASSIGN_REF_LONG(result, *(unsigned int *)stmt->result.buf[i].val);
						} else {
							ZEND_TRY_ASSIGN_REF_LONG(result, *(int *)stmt->result.buf[i].val);
						}
						break;
					case IS_DOUBLE:
					{
						double dval;
						if (stmt->stmt->bind[i].buffer_type == MYSQL_TYPE_FLOAT) {
#ifndef NOT_FIXED_DEC
# define NOT_FIXED_DEC 31
#endif
							dval = mysql_float_to_double(*(float *)stmt->result.buf[i].val,
										(stmt->stmt->fields[i].decimals >= NOT_FIXED_DEC) ? -1 :
										stmt->stmt->fields[i].decimals);
						} else {
							dval = *((double *)stmt->result.buf[i].val);
						}

						ZEND_TRY_ASSIGN_REF_DOUBLE(result, dval);
						break;
					}
					case IS_STRING:
						if (stmt->stmt->bind[i].buffer_type == MYSQL_TYPE_LONGLONG
						 || stmt->stmt->bind[i].buffer_type == MYSQL_TYPE_BIT
						 ) {
							my_bool uns = (stmt->stmt->fields[i].flags & UNSIGNED_FLAG)? 1:0;
							if (stmt->stmt->bind[i].buffer_type == MYSQL_TYPE_BIT) {
								switch (stmt->result.buf[i].output_len) {
									case 8:llval = (my_ulonglong)  bit_uint8korr(stmt->result.buf[i].val);break;
									case 7:llval = (my_ulonglong)  bit_uint7korr(stmt->result.buf[i].val);break;
									case 6:llval = (my_ulonglong)  bit_uint6korr(stmt->result.buf[i].val);break;
									case 5:llval = (my_ulonglong)  bit_uint5korr(stmt->result.buf[i].val);break;
									case 4:llval = (my_ulonglong)  bit_uint4korr(stmt->result.buf[i].val);break;
									case 3:llval = (my_ulonglong)  bit_uint3korr(stmt->result.buf[i].val);break;
									case 2:llval = (my_ulonglong)  bit_uint2korr(stmt->result.buf[i].val);break;
									case 1:llval = (my_ulonglong)  uint1korr(stmt->result.buf[i].val);break;
								}
							} else {
								llval= *(my_ulonglong *) stmt->result.buf[i].val;
							}
#if SIZEOF_ZEND_LONG==8
							if (uns && llval > 9223372036854775807L) {
#elif SIZEOF_ZEND_LONG==4
							if ((uns && llval > L64(2147483647)) ||
								(!uns && (( L64(2147483647) < (my_longlong) llval) ||
								(L64(-2147483648) > (my_longlong) llval))))
							{
#endif
								char tmp[22];
								/* even though lval is declared as unsigned, the value
								 * may be negative. Therefor we cannot use MYSQLI_LLU_SPEC and must
								 * use MYSQLI_LL_SPEC.
								 */
								snprintf(tmp, sizeof(tmp), (stmt->stmt->fields[i].flags & UNSIGNED_FLAG)? MYSQLI_LLU_SPEC : MYSQLI_LL_SPEC, llval);
								ZEND_TRY_ASSIGN_REF_STRING(result, tmp);
							} else {
								ZEND_TRY_ASSIGN_REF_LONG(result, llval);
							}
						} else {
							if (ret == MYSQL_DATA_TRUNCATED && *(stmt->stmt->bind[i].error) != 0) {
								/* result was truncated */
								ZEND_TRY_ASSIGN_REF_STRINGL(result, stmt->result.buf[i].val, stmt->stmt->bind[i].buffer_length);
							} else {
								ZEND_TRY_ASSIGN_REF_STRINGL(result, stmt->result.buf[i].val, stmt->result.buf[i].output_len);
							}
						}
						break;
					default:
						break;
				}
			} else {
				ZEND_TRY_ASSIGN_REF_NULL(result);
			}
		}
	} else {
		MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
	}

	switch (ret) {
		case 0:
#ifdef MYSQL_DATA_TRUNCATED
		/* according to SQL standard truncation (e.g. loss of precision is
		   not an error) - for detecting possible truncation you have to
		   check mysqli_stmt_warning
		*/
		case MYSQL_DATA_TRUNCATED:
#endif
			RETURN_TRUE;
		break;
		case 1:
			RETURN_FALSE;
		break;
		default:
			RETURN_NULL();
		break;
	}
}
/* }}} */
#else
/* {{{ mixed mysqli_stmt_fetch_mysqlnd */
void mysqli_stmt_fetch_mysqlnd(INTERNAL_FUNCTION_PARAMETERS)
{
	MY_STMT		*stmt;
	zval		*mysql_stmt;
	zend_bool	fetched_anything;

	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 (FAIL  == mysqlnd_stmt_fetch(stmt->stmt, &fetched_anything)) {
		RETURN_BOOL(FALSE);
	} else if (fetched_anything == TRUE) {
		RETURN_BOOL(TRUE);
	} else {
		RETURN_NULL();
	}
}
#endif
/* }}} */

/* {{{ Fetch results from a prepared statement into the bound variables */
PHP_FUNCTION(mysqli_stmt_fetch)
{
#ifndef MYSQLI_USE_MYSQLND
	mysqli_stmt_fetch_libmysql(INTERNAL_FUNCTION_PARAM_PASSTHRU);
#else
	mysqli_stmt_fetch_mysqlnd(INTERNAL_FUNCTION_PARAM_PASSTHRU);
#endif
}
/* }}} */

/* {{{  php_add_field_properties */
static void php_add_field_properties(zval *value, const MYSQL_FIELD *field)
{
#ifdef MYSQLI_USE_MYSQLND
	add_property_str(value, "name", zend_string_copy(field->sname));
#else
	add_property_stringl(value, "name",(field->name ? field->name : ""), field->name_length);
#endif

	add_property_stringl(value, "orgname", (field->org_name ? field->org_name : ""), field->org_name_length);
	add_property_stringl(value, "table", (field->table ? field->table : ""), field->table_length);
	add_property_stringl(value, "orgtable", (field->org_table ? field->org_table : ""), field->org_table_length);
	add_property_stringl(value, "def", (field->def ? field->def : ""), field->def_length);
	add_property_stringl(value, "db", (field->db ? field->db : ""), field->db_length);

	/* FIXME: manually set the catalog to "def" due to bug in
	 * libmysqlclient which does not initialize field->catalog
	 * and in addition, the catalog is always be "def"
	 */
	add_property_string(value, "catalog", "def");

	add_property_long(value, "max_length", field->max_length);
	add_property_long(value, "length", field->length);
	add_property_long(value, "charsetnr", field->charsetnr);
	add_property_long(value, "flags", field->flags);
	add_property_long(value, "type", field->type);
	add_property_long(value, "decimals", field->decimals);
}
/* }}} */

/* {{{ Get column information from a result and return as an object */
PHP_FUNCTION(mysqli_fetch_field)
{
	MYSQL_RES	*result;
	zval		*mysql_result;
	const MYSQL_FIELD	*field;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	if (!(field = mysql_fetch_field(result))) {
		RETURN_FALSE;
	}

	object_init(return_value);
	php_add_field_properties(return_value, field);
}
/* }}} */

/* {{{ Return array of objects containing field meta-data */
PHP_FUNCTION(mysqli_fetch_fields)
{
	MYSQL_RES	*result;
	zval		*mysql_result;
	zval		obj;

	unsigned int i, num_fields;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	array_init(return_value);
	num_fields = mysql_num_fields(result);

	for (i = 0; i < num_fields; i++) {
		const MYSQL_FIELD *field = mysql_fetch_field_direct(result, i);

		object_init(&obj);

		php_add_field_properties(&obj, field);
		add_index_zval(return_value, i, &obj);
	}
}
/* }}} */

/* {{{ Fetch meta-data for a single field */
PHP_FUNCTION(mysqli_fetch_field_direct)
{
	MYSQL_RES	*result;
	zval		*mysql_result;
	const MYSQL_FIELD	*field;
	zend_long		offset;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_result, mysqli_result_class_entry, &offset) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	if (offset < 0 || offset >= (zend_long) mysql_num_fields(result)) {
		php_error_docref(NULL, E_WARNING, "Field offset is invalid for resultset");
		RETURN_FALSE;
	}

	if (!(field = mysql_fetch_field_direct(result,offset))) {
		RETURN_FALSE;
	}

	object_init(return_value);
	php_add_field_properties(return_value, field);
}
/* }}} */

/* {{{ Get the length of each output in a result */
PHP_FUNCTION(mysqli_fetch_lengths)
{
	MYSQL_RES		*result;
	zval			*mysql_result;
	unsigned int	i, num_fields;
#ifdef MYSQLI_USE_MYSQLND
	const size_t	*ret;
#else
	const zend_ulong *ret;
#endif

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}

	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	if (!(ret = mysql_fetch_lengths(result))) {
		RETURN_FALSE;
	}

	array_init(return_value);
	num_fields = mysql_num_fields(result);

	for (i = 0; i < num_fields; i++) {
		add_index_long(return_value, i, ret[i]);
	}
}
/* }}} */

/* {{{ Get a result row as an enumerated array */
PHP_FUNCTION(mysqli_fetch_row)
{
	php_mysqli_fetch_into_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, MYSQLI_NUM, 0);
}
/* }}} */

/* {{{ Fetch the number of fields returned by the last query for the given link */
PHP_FUNCTION(mysqli_field_count)
{
	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);

	RETURN_LONG(mysql_field_count(mysql->mysql));
}
/* }}} */

/* {{{ Set result pointer to a specified field offset */
PHP_FUNCTION(mysqli_field_seek)
{
	MYSQL_RES		*result;
	zval			*mysql_result;
	zend_long	fieldnr;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_result, mysqli_result_class_entry, &fieldnr) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	if (fieldnr < 0 || (uint32_t)fieldnr >= mysql_num_fields(result)) {
		php_error_docref(NULL, E_WARNING, "Invalid field offset");
		RETURN_FALSE;
	}

	mysql_field_seek(result, fieldnr);
	RETURN_TRUE;
}
/* }}} */

/* {{{ Get current field offset of result pointer */
PHP_FUNCTION(mysqli_field_tell)
{
	MYSQL_RES	*result;
	zval		*mysql_result;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	RETURN_LONG(mysql_field_tell(result));
}
/* }}} */

/* {{{ Free query result memory for the given result handle */
PHP_FUNCTION(mysqli_free_result)
{
	MYSQL_RES	*result;
	zval		*mysql_result;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	mysqli_free_result(result, FALSE);
	MYSQLI_CLEAR_RESOURCE(mysql_result);
}
/* }}} */

/* {{{ Get MySQL client info */
PHP_FUNCTION(mysqli_get_client_info)
{
	if (getThis()) {
		if (zend_parse_parameters_none() == FAILURE) {
			RETURN_THROWS();
		}
	} else {
		zval *mysql_link;

		if (zend_parse_parameters(ZEND_NUM_ARGS(), "|O!", &mysql_link, mysqli_link_class_entry) == FAILURE) {
			RETURN_THROWS();
		}
	}

	const char * info = mysql_get_client_info();
	if (info) {
		RETURN_STRING(info);
	}
}
/* }}} */

/* {{{ Get MySQL client info */
PHP_FUNCTION(mysqli_get_client_version)
{
	if (zend_parse_parameters_none() == FAILURE) {
		RETURN_THROWS();
	}

	RETURN_LONG((zend_long)mysql_get_client_version());
}
/* }}} */

/* {{{ Get MySQL host info */
PHP_FUNCTION(mysqli_get_host_info)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link = 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);
#ifndef MYSQLI_USE_MYSQLND
	RETURN_STRING((mysql->mysql->host_info) ? mysql->mysql->host_info : "");
#else
	RETURN_STRING((mysql->mysql->data->host_info) ? mysql->mysql->data->host_info : "");
#endif
}
/* }}} */

/* {{{ Get MySQL protocol information */
PHP_FUNCTION(mysqli_get_proto_info)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link = 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);
	RETURN_LONG(mysql_get_proto_info(mysql->mysql));
}
/* }}} */

/* {{{ Get MySQL server info */
PHP_FUNCTION(mysqli_get_server_info)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link = NULL;
	const char	*info;

	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);

	info = mysql_get_server_info(mysql->mysql);
	if (info) {
		RETURN_STRING(info);
	}
}
/* }}} */

/* {{{ Return the MySQL version for the server referenced by the given link */
PHP_FUNCTION(mysqli_get_server_version)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link = 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);

	RETURN_LONG(mysql_get_server_version(mysql->mysql));
}
/* }}} */

/* {{{ Get information about the most recent query */
PHP_FUNCTION(mysqli_info)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link = NULL;
	const char	*info;

	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);

	info = mysql_info(mysql->mysql);
	if (info) {
		RETURN_STRING(info);
	}
}
/* }}} */

/* {{{ php_mysqli_init() */
void php_mysqli_init(INTERNAL_FUNCTION_PARAMETERS, zend_bool is_method)
{
	MYSQLI_RESOURCE *mysqli_resource;
	MY_MYSQL *mysql;

	if (zend_parse_parameters_none() == FAILURE) {
		RETURN_THROWS();
	}

	if (is_method && (Z_MYSQLI_P(getThis()))->ptr) {
		return;
	}

	mysql = (MY_MYSQL *)ecalloc(1, sizeof(MY_MYSQL));

#ifndef MYSQLI_USE_MYSQLND
	if (!(mysql->mysql = mysql_init(NULL)))
#else
	/*
	  We create always persistent, as if the user want to connect
	  to p:somehost, we can't convert the handle then
	*/
	if (!(mysql->mysql = mysqlnd_init(MYSQLND_CLIENT_KNOWS_RSET_COPY_DATA, TRUE)))
#endif
	{
		efree(mysql);
		RETURN_FALSE;
	}

	mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
	mysqli_resource->ptr = (void *)mysql;
	mysqli_resource->status = MYSQLI_STATUS_INITIALIZED;

	if (!is_method) {
		MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_link_class_entry);
	} else {
		(Z_MYSQLI_P(getThis()))->ptr = mysqli_resource;
	}
}
/* }}} */

/* {{{ Initialize mysqli and return a resource for use with mysql_real_connect */
PHP_FUNCTION(mysqli_init)
{
	php_mysqli_init(INTERNAL_FUNCTION_PARAM_PASSTHRU, FALSE);
}
/* }}} */

/* {{{ Initialize mysqli and return a resource for use with mysql_real_connect */
PHP_FUNCTION(mysqli_init_method)
{
	php_mysqli_init(INTERNAL_FUNCTION_PARAM_PASSTHRU, TRUE);
}
/* }}} */

/* {{{ Get the ID generated from the previous INSERT operation */
PHP_FUNCTION(mysqli_insert_id)
{
	MY_MYSQL		*mysql;
	my_ulonglong	rc;
	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);
	rc = mysql_insert_id(mysql->mysql);
	MYSQLI_RETURN_LONG_INT(rc)
}
/* }}} */

/* {{{ Kill a mysql process on the server */
PHP_FUNCTION(mysqli_kill)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	zend_long		processid;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_link, mysqli_link_class_entry, &processid) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);

	if (processid <= 0) {
		php_error_docref(NULL, E_WARNING, "processid should have positive value");
		RETURN_FALSE;
	}

	if (mysql_kill(mysql->mysql, processid)) {
		MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ check if there any more query results from a multi query */
PHP_FUNCTION(mysqli_more_results)
{
	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);

	RETURN_BOOL(mysql_more_results(mysql->mysql));
}
/* }}} */

/* {{{ read next result from multi_query */
PHP_FUNCTION(mysqli_next_result) {
	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);

	RETURN_BOOL(!mysql_next_result(mysql->mysql));
}
/* }}} */

#if defined(HAVE_STMT_NEXT_RESULT) && defined(MYSQLI_USE_MYSQLND)
/* {{{ check if there any more query results from a multi query */
PHP_FUNCTION(mysqli_stmt_more_results)
{
	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);

	RETURN_BOOL(mysqlnd_stmt_more_results(stmt->stmt));
}
/* }}} */

/* {{{ read next result from multi_query */
PHP_FUNCTION(mysqli_stmt_next_result) {
	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);

	RETURN_BOOL(!mysql_stmt_next_result(stmt->stmt));
}
/* }}} */
#endif

/* {{{ Get number of fields in result */
PHP_FUNCTION(mysqli_num_fields)
{
	MYSQL_RES	*result;
	zval		*mysql_result;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	RETURN_LONG(mysql_num_fields(result));
}
/* }}} */

/* {{{ Get number of rows in result */
PHP_FUNCTION(mysqli_num_rows)
{
	MYSQL_RES	*result;
	zval		*mysql_result;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);

	if (mysqli_result_is_unbuffered_and_not_everything_is_fetched(result)) {
		php_error_docref(NULL, E_WARNING, "Function cannot be used with MYSQL_USE_RESULT");
		RETURN_LONG(0);
	}

	MYSQLI_RETURN_LONG_INT(mysql_num_rows(result));
}
/* }}} */

/* {{{ mysqli_options_get_option_zval_type */
static int mysqli_options_get_option_zval_type(int option)
{
	switch (option) {
#ifdef MYSQLI_USE_MYSQLND
		case MYSQLND_OPT_NET_CMD_BUFFER_SIZE:
		case MYSQLND_OPT_NET_READ_BUFFER_SIZE:
#ifdef MYSQLND_STRING_TO_INT_CONVERSION
		case MYSQLND_OPT_INT_AND_FLOAT_NATIVE:
#endif
#endif /* MYSQLI_USE_MYSQLND */
		case MYSQL_OPT_CONNECT_TIMEOUT:
#ifdef MYSQL_REPORT_DATA_TRUNCATION
		case MYSQL_REPORT_DATA_TRUNCATION:
#endif
		case MYSQL_OPT_LOCAL_INFILE:
		case MYSQL_OPT_NAMED_PIPE:
#ifdef MYSQL_OPT_PROTOCOL
		case MYSQL_OPT_PROTOCOL:
#endif /* MySQL 4.1.0 */
		case MYSQL_OPT_READ_TIMEOUT:
		case MYSQL_OPT_WRITE_TIMEOUT:
		case MYSQL_OPT_GUESS_CONNECTION:
		case MYSQL_OPT_USE_EMBEDDED_CONNECTION:
		case MYSQL_OPT_USE_REMOTE_CONNECTION:
		case MYSQL_SECURE_AUTH:
#ifdef MYSQL_OPT_RECONNECT
		case MYSQL_OPT_RECONNECT:
#endif /* MySQL 5.0.13 */
#ifdef MYSQL_OPT_SSL_VERIFY_SERVER_CERT
		case MYSQL_OPT_SSL_VERIFY_SERVER_CERT:
#endif /* MySQL 5.0.23 */
#ifdef MYSQL_OPT_COMPRESS
		case MYSQL_OPT_COMPRESS:
#endif /* mysqlnd @ PHP 5.3.2 */
#ifdef MYSQL_OPT_SSL_VERIFY_SERVER_CERT
	REGISTER_LONG_CONSTANT("MYSQLI_OPT_SSL_VERIFY_SERVER_CERT", MYSQL_OPT_SSL_VERIFY_SERVER_CERT, CONST_CS | CONST_PERSISTENT);
#endif /* MySQL 5.1.1., mysqlnd @ PHP 5.3.3 */
#if (MYSQL_VERSION_ID >= 50611 && defined(CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS)) || defined(MYSQLI_USE_MYSQLND)
		case MYSQL_OPT_CAN_HANDLE_EXPIRED_PASSWORDS:
#endif
			return IS_LONG;

#ifdef MYSQL_SHARED_MEMORY_BASE_NAME
                case MYSQL_SHARED_MEMORY_BASE_NAME:
#endif /* MySQL 4.1.0 */
#ifdef MYSQL_SET_CLIENT_IP
		case MYSQL_SET_CLIENT_IP:
#endif /* MySQL 4.1.1 */
		case MYSQL_READ_DEFAULT_FILE:
		case MYSQL_READ_DEFAULT_GROUP:
		case MYSQL_INIT_COMMAND:
		case MYSQL_SET_CHARSET_NAME:
		case MYSQL_SET_CHARSET_DIR:
#if MYSQL_VERSION_ID > 50605 || defined(MYSQLI_USE_MYSQLND)
		case MYSQL_SERVER_PUBLIC_KEY:
#endif
			return IS_STRING;

		default:
			return IS_NULL;
	}
}
/* }}} */

/* {{{ Set options */
PHP_FUNCTION(mysqli_options)
{
	MY_MYSQL		*mysql;
	zval			*mysql_link = NULL;
	zval			*mysql_value;
	zend_long			mysql_option;
	unsigned int	l_value;
	zend_long			ret;
	int				expected_type;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Olz", &mysql_link, mysqli_link_class_entry, &mysql_option, &mysql_value) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_INITIALIZED);

#ifndef MYSQLI_USE_MYSQLND
	if (PG(open_basedir) && PG(open_basedir)[0] != '\0') {
		if(mysql_option == MYSQL_OPT_LOCAL_INFILE) {
			RETURN_FALSE;
		}
	}
#endif
	expected_type = mysqli_options_get_option_zval_type(mysql_option);
	if (expected_type != Z_TYPE_P(mysql_value)) {
		switch (expected_type) {
			case IS_STRING:
				if (!try_convert_to_string(mysql_value)) {
					RETURN_THROWS();
				}
				break;
			case IS_LONG:
				convert_to_long_ex(mysql_value);
				break;
			default:
				break;
		}
	}
	switch (expected_type) {
		case IS_STRING:
			ret = mysql_options(mysql->mysql, mysql_option, Z_STRVAL_P(mysql_value));
			break;
		case IS_LONG:
			l_value = Z_LVAL_P(mysql_value);
			ret = mysql_options(mysql->mysql, mysql_option, (char *)&l_value);
			break;
		default:
			ret = 1;
			break;
	}

	RETURN_BOOL(!ret);
}
/* }}} */

/* {{{ Ping a server connection or reconnect if there is no connection */
PHP_FUNCTION(mysqli_ping)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	zend_long		rc;

	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);
	rc = mysql_ping(mysql->mysql);
	MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);

	RETURN_BOOL(!rc);
}
/* }}} */

/* {{{ Prepare a SQL statement for execution */
PHP_FUNCTION(mysqli_prepare)
{
	MY_MYSQL		*mysql;
	MY_STMT			*stmt;
	char			*query = NULL;
	size_t				query_len;
	zval			*mysql_link;
	MYSQLI_RESOURCE	*mysqli_resource;

	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);

#ifndef MYSQLI_USE_MYSQLND
	if (mysql->mysql->status == MYSQL_STATUS_GET_RESULT) {
		php_error_docref(NULL, E_WARNING, "All data must be fetched before a new statement prepare takes place");
		RETURN_FALSE;
	}
#endif

	stmt = (MY_STMT *)ecalloc(1,sizeof(MY_STMT));

	if ((stmt->stmt = mysql_stmt_init(mysql->mysql))) {
		if (mysql_stmt_prepare(stmt->stmt, query, query_len)) {
			/* mysql_stmt_close() clears errors, so we have to store them temporarily */
#ifndef MYSQLI_USE_MYSQLND
			char  last_error[MYSQL_ERRMSG_SIZE];
			char  sqlstate[SQLSTATE_LENGTH+1];
			unsigned int last_errno;

			last_errno = stmt->stmt->last_errno;
			memcpy(last_error, stmt->stmt->last_error, MYSQL_ERRMSG_SIZE);
			memcpy(sqlstate, mysql->mysql->net.sqlstate, SQLSTATE_LENGTH+1);
#else
			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;
#endif
			mysqli_stmt_close(stmt->stmt, FALSE);
			stmt->stmt = NULL;

			/* restore error messages */
#ifndef MYSQLI_USE_MYSQLND
			mysql->mysql->net.last_errno = last_errno;
			memcpy(mysql->mysql->net.last_error, last_error, MYSQL_ERRMSG_SIZE);
			memcpy(mysql->mysql->net.sqlstate, sqlstate, SQLSTATE_LENGTH+1);
#else
			zend_llist_clean(&mysql->mysql->data->error_info->error_list);
			*mysql->mysql->data->error_info = error_info;
#endif
		}
	}

	/* don't initialize stmt->query with NULL, we ecalloc()-ed the memory */
	/* Get performance boost if reporting is switched off */
	if (stmt->stmt && query_len && (MyG(report_mode) & MYSQLI_REPORT_INDEX)) {
		stmt->query = (char *)emalloc(query_len + 1);
		memcpy(stmt->query, query, query_len);
		stmt->query[query_len] = '\0';
	}

	/* don't join to the previous if because it won't work if mysql_stmt_prepare_fails */
	if (!stmt->stmt) {
		MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
		efree(stmt);
		RETURN_FALSE;
	}
#ifndef MYSQLI_USE_MYSQLND
	ZVAL_COPY(&stmt->link_handle, mysql_link);
#endif

	mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
	mysqli_resource->ptr = (void *)stmt;

	/* change status */
	mysqli_resource->status = MYSQLI_STATUS_VALID;
	MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_stmt_class_entry);
}
/* }}} */

/* {{{ Open a connection to a mysql server */
PHP_FUNCTION(mysqli_real_connect)
{
	mysqli_common_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, TRUE, FALSE);
}
/* }}} */

/* {{{ Binary-safe version of mysql_query() */
PHP_FUNCTION(mysqli_real_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_DISABLE_MQ; /* disable multi statements/queries */

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

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

	RETURN_TRUE;
}
/* }}} */

/* {{{ Escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection */
PHP_FUNCTION(mysqli_real_escape_string) {
	MY_MYSQL	*mysql;
	zval		*mysql_link = NULL;
	char		*escapestr;
	size_t			escapestr_len;
	zend_string *newstr;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_link, mysqli_link_class_entry, &escapestr, &escapestr_len) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);

	newstr = zend_string_alloc(2 * escapestr_len, 0);
	ZSTR_LEN(newstr) = mysql_real_escape_string(mysql->mysql, ZSTR_VAL(newstr), escapestr, escapestr_len);
	newstr = zend_string_truncate(newstr, ZSTR_LEN(newstr), 0);

	RETURN_NEW_STR(newstr);
}
/* }}} */

/* {{{ Undo actions from current transaction */
PHP_FUNCTION(mysqli_rollback)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	zend_long		flags = TRANS_COR_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);

#ifndef MYSQLI_USE_MYSQLND
	if (mysqli_commit_or_rollback_libmysql(mysql->mysql, FALSE, flags, name)) {
#else
	if (FAIL == mysqlnd_rollback(mysql->mysql, flags, name)) {
#endif
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_send_long_data)
{
	MY_STMT *stmt;
	zval	*mysql_stmt;
	char	*data;
	zend_long	param_nr;
	size_t		data_len;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ols", &mysql_stmt, mysqli_stmt_class_entry, &param_nr, &data, &data_len) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);

	if (param_nr < 0) {
		php_error_docref(NULL, E_WARNING, "Invalid parameter number");
		RETURN_FALSE;
	}
	if (mysql_stmt_send_long_data(stmt->stmt, param_nr, data, data_len)) {
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ Return the number of rows affected in the last query for the given link. */
PHP_FUNCTION(mysqli_stmt_affected_rows)
{
	MY_STMT			*stmt;
	zval			*mysql_stmt;
	my_ulonglong	rc;

	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);

	rc = mysql_stmt_affected_rows(stmt->stmt);
	if (rc == (my_ulonglong) -1) {
		RETURN_LONG(-1);
	}
	MYSQLI_RETURN_LONG_INT(rc)
}
/* }}} */

/* {{{ Close statement */
PHP_FUNCTION(mysqli_stmt_close)
{
	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);

	mysqli_stmt_close(stmt->stmt, FALSE);
	stmt->stmt = NULL;
	php_clear_stmt_bind(stmt);
	MYSQLI_CLEAR_RESOURCE(mysql_stmt);
	RETURN_TRUE;
}
/* }}} */

/* {{{ Move internal result pointer */
PHP_FUNCTION(mysqli_stmt_data_seek)
{
	MY_STMT		*stmt;
	zval		*mysql_stmt;
	zend_long		offset;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_stmt, mysqli_stmt_class_entry, &offset) == FAILURE) {
		RETURN_THROWS();
	}
	if (offset < 0) {
		php_error_docref(NULL, E_WARNING, "Offset must be positive");
		RETURN_FALSE;
	}

	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);

	mysql_stmt_data_seek(stmt->stmt, offset);
}
/* }}} */

/* {{{ Return the number of result columns for the given statement */
PHP_FUNCTION(mysqli_stmt_field_count)
{
	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);

	RETURN_LONG(mysql_stmt_field_count(stmt->stmt));
}
/* }}} */

/* {{{ Free stored result memory for the given statement handle */
PHP_FUNCTION(mysqli_stmt_free_result)
{
	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);

	mysql_stmt_free_result(stmt->stmt);
}
/* }}} */

/* {{{ Get the ID generated from the previous INSERT operation */
PHP_FUNCTION(mysqli_stmt_insert_id)
{
	MY_STMT			*stmt;
	my_ulonglong	rc;
	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);
	rc = mysql_stmt_insert_id(stmt->stmt);
	MYSQLI_RETURN_LONG_INT(rc)
}
/* }}} */

/* {{{ Return the number of parameter for the given statement */
PHP_FUNCTION(mysqli_stmt_param_count)
{
	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);

	RETURN_LONG(mysql_stmt_param_count(stmt->stmt));
}
/* }}} */

/* {{{ reset a prepared statement */
PHP_FUNCTION(mysqli_stmt_reset)
{
	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 (mysql_stmt_reset(stmt->stmt)) {
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ Return the number of rows in statements result set */
PHP_FUNCTION(mysqli_stmt_num_rows)
{
	MY_STMT			*stmt;
	zval			*mysql_stmt;
	my_ulonglong	rc;

	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);

	rc = mysql_stmt_num_rows(stmt->stmt);
	MYSQLI_RETURN_LONG_INT(rc)
}
/* }}} */

/* {{{ Select a MySQL database */
PHP_FUNCTION(mysqli_select_db)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	char		*dbname;
	size_t			dbname_len;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_link, mysqli_link_class_entry, &dbname, &dbname_len) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);

	if (mysql_select_db(mysql->mysql, dbname)) {
		MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ Returns the SQLSTATE error from previous MySQL operation */
PHP_FUNCTION(mysqli_sqlstate)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	const char	*state;

	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);
	state = mysql_sqlstate(mysql->mysql);
	if (state) {
		RETURN_STRING(state);
	}
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_ssl_set)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
	char		*ssl_parm[5];
	size_t			ssl_parm_len[5], i;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Osssss", &mysql_link, mysqli_link_class_entry, &ssl_parm[0], &ssl_parm_len[0], &ssl_parm[1], &ssl_parm_len[1], &ssl_parm[2], &ssl_parm_len[2], &ssl_parm[3], &ssl_parm_len[3], &ssl_parm[4], &ssl_parm_len[4])   == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_INITIALIZED);

	for (i = 0; i < 5; i++) {
		if (!ssl_parm_len[i]) {
			ssl_parm[i] = NULL;
		}
	}

	mysql_ssl_set(mysql->mysql, ssl_parm[0], ssl_parm[1], ssl_parm[2], ssl_parm[3], ssl_parm[4]);

	RETURN_TRUE;
}
/* }}} */

/* {{{ Get current system status */
PHP_FUNCTION(mysqli_stat)
{
	MY_MYSQL	*mysql;
	zval		*mysql_link;
#ifdef MYSQLI_USE_MYSQLND
	zend_string *stat;
#else
	char		*stat;
#endif

	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);

#ifndef MYSQLI_USE_MYSQLND
	if ((stat = (char *)mysql_stat(mysql->mysql)))
	{
		RETURN_STRING(stat);
#else
	if (mysqlnd_stat(mysql->mysql, &stat) == PASS)
	{
		RETURN_STR(stat);
#endif
	} else {
		RETURN_FALSE;
	}
}

/* }}} */

/* {{{ Flush tables or caches, or reset replication server information */
PHP_FUNCTION(mysqli_refresh)
{
	MY_MYSQL *mysql;
	zval *mysql_link = NULL;
	zend_long options;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_link, mysqli_link_class_entry, &options) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_INITIALIZED);
#ifdef MYSQLI_USE_MYSQLND
	RETURN_BOOL(!mysql_refresh(mysql->mysql, (uint8_t) options));
#else
	RETURN_BOOL(!mysql_refresh(mysql->mysql, options));
#endif
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_attr_set)
{
	MY_STMT	*stmt;
	zval	*mysql_stmt;
	zend_long	mode_in;
#if MYSQL_VERSION_ID >= 50107
	my_bool	mode_b;
#endif
	unsigned long	mode;
	zend_long	attr;
	void	*mode_p;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Oll", &mysql_stmt, mysqli_stmt_class_entry, &attr, &mode_in) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);

	if (mode_in < 0) {
		php_error_docref(NULL, E_WARNING, "Mode should be non-negative, " ZEND_LONG_FMT " passed", mode_in);
		RETURN_FALSE;
	}

	switch (attr) {
#if MYSQL_VERSION_ID >= 50107
	case STMT_ATTR_UPDATE_MAX_LENGTH:
		mode_b = (my_bool) mode_in;
		mode_p = &mode_b;
		break;
#endif
	default:
		mode = mode_in;
		mode_p = &mode;
		break;
	}
#ifndef MYSQLI_USE_MYSQLND
	if (mysql_stmt_attr_set(stmt->stmt, attr, mode_p)) {
#else
	if (FAIL == mysql_stmt_attr_set(stmt->stmt, attr, mode_p)) {
#endif
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_attr_get)
{
	MY_STMT	*stmt;
	zval	*mysql_stmt;
	unsigned long	value = 0;
	zend_long	attr;
	int		rc;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_stmt, mysqli_stmt_class_entry, &attr) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);

	if ((rc = mysql_stmt_attr_get(stmt->stmt, attr, &value))) {
		RETURN_FALSE;
	}

#if MYSQL_VERSION_ID >= 50107
	if (attr == STMT_ATTR_UPDATE_MAX_LENGTH)
		value = *((my_bool *)&value);
#endif
	RETURN_LONG((unsigned long)value);
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_errno)
{
	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);

	RETURN_LONG(mysql_stmt_errno(stmt->stmt));
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_error)
{
	MY_STMT	*stmt;
	zval 	*mysql_stmt;
	const char * err;

	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);

	err = mysql_stmt_error(stmt->stmt);
	if (err) {
		RETURN_STRING(err);
	}
}
/* }}} */

/* {{{ Initialize statement object */
PHP_FUNCTION(mysqli_stmt_init)
{
	MY_MYSQL		*mysql;
	MY_STMT			*stmt;
	zval			*mysql_link;
	MYSQLI_RESOURCE	*mysqli_resource;

	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);

	stmt = (MY_STMT *)ecalloc(1,sizeof(MY_STMT));

	if (!(stmt->stmt = mysql_stmt_init(mysql->mysql))) {
		efree(stmt);
		RETURN_FALSE;
	}
#ifndef MYSQLI_USE_MYSQLND
	ZVAL_COPY(&stmt->link_handle, mysql_link);
#endif

	mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
	mysqli_resource->status = MYSQLI_STATUS_INITIALIZED;
	mysqli_resource->ptr = (void *)stmt;
	MYSQLI_RETURN_RESOURCE(mysqli_resource, mysqli_stmt_class_entry);
}
/* }}} */

/* {{{ prepare server side statement with query */
PHP_FUNCTION(mysqli_stmt_prepare)
{
	MY_STMT	*stmt;
	zval 	*mysql_stmt;
	char	*query;
	size_t		query_len;

	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os", &mysql_stmt, mysqli_stmt_class_entry, &query, &query_len) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_INITIALIZED);

	if (mysql_stmt_prepare(stmt->stmt, query, query_len)) {
		MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
		RETURN_FALSE;
	}
	/* change status */
	MYSQLI_SET_STATUS(mysql_stmt, MYSQLI_STATUS_VALID);
	RETURN_TRUE;
}
/* }}} */

/* {{{ return result set from statement */
PHP_FUNCTION(mysqli_stmt_result_metadata)
{
	MY_STMT			*stmt;
	MYSQL_RES		*result;
	zval			*mysql_stmt;
	MYSQLI_RESOURCE	*mysqli_resource;

	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 = mysql_stmt_result_metadata(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);
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_store_result)
{
	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);

#ifndef MYSQLI_USE_MYSQLND
	{
		/*
		  If the user wants to store the data and we have BLOBs/TEXTs we try to allocate
		  not the maximal length of the type (which is 16MB even for LONGBLOB) but
		  the maximal length of the field in the result set. If he/she has quite big
		  BLOB/TEXT columns after calling store_result() the memory usage of PHP will
		  double - but this is a known problem of the simple MySQL API ;)
		*/
		int	i = 0;

		for (i = mysql_stmt_field_count(stmt->stmt) - 1; i >=0; --i) {
			if (stmt->stmt->fields && (stmt->stmt->fields[i].type == MYSQL_TYPE_BLOB ||
				stmt->stmt->fields[i].type == MYSQL_TYPE_MEDIUM_BLOB ||
				stmt->stmt->fields[i].type == MYSQL_TYPE_LONG_BLOB ||
				stmt->stmt->fields[i].type == MYSQL_TYPE_GEOMETRY))
			{
#if MYSQL_VERSION_ID >= 50107
				my_bool	tmp=1;
#else
				uint32_t tmp=1;
#endif
				mysql_stmt_attr_set(stmt->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &tmp);
				break;
			}
		}
	}
#endif

	if (mysql_stmt_store_result(stmt->stmt)){
		MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ */
PHP_FUNCTION(mysqli_stmt_sqlstate)
{
	MY_STMT	*stmt;
	zval	*mysql_stmt;
	const char * state;

	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);

	state = mysql_stmt_sqlstate(stmt->stmt);
	if (state) {
		RETURN_STRING(state);
	}
}
/* }}} */

/* {{{ Buffer result set on client */
PHP_FUNCTION(mysqli_store_result)
{
	MY_MYSQL		*mysql;
	MYSQL_RES		*result;
	zval			*mysql_link;
	MYSQLI_RESOURCE	*mysqli_resource;
	zend_long flags = 0;


	if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O|l", &mysql_link, mysqli_link_class_entry, &flags) == FAILURE) {
		RETURN_THROWS();
	}
	MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
#ifdef MYSQLI_USE_MYSQLND
	result = flags & MYSQLI_STORE_RESULT_COPY_DATA? mysqlnd_store_result_ofs(mysql->mysql) : mysqlnd_store_result(mysql->mysql);
#else
	result = mysql_store_result(mysql->mysql);
#endif
	if (!result) {
		MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
		RETURN_FALSE;
	}
	if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
		php_mysqli_report_index("from previous 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_RETURN_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */

/* {{{ Return the current thread ID */
PHP_FUNCTION(mysqli_thread_id)
{
	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);

	RETURN_LONG((zend_long) mysql_thread_id(mysql->mysql));
}
/* }}} */

/* {{{ Return whether thread safety is given or not */
PHP_FUNCTION(mysqli_thread_safe)
{
	if (zend_parse_parameters_none() == FAILURE) {
		RETURN_THROWS();
	}

	RETURN_BOOL(mysql_thread_safe());
}
/* }}} */

/* {{{ Directly retrieve query results - do not buffer results on client side */
PHP_FUNCTION(mysqli_use_result)
{
	MY_MYSQL		*mysql;
	MYSQL_RES		*result;
	zval			*mysql_link;
	MYSQLI_RESOURCE	*mysqli_resource;

	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 (!(result = mysql_use_result(mysql->mysql))) {
		MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
		RETURN_FALSE;
	}

	if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
		php_mysqli_report_index("from previous 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_RETURN_RESOURCE(mysqli_resource, mysqli_result_class_entry);
}
/* }}} */

/* {{{ Return number of warnings from the last query for the given link */
PHP_FUNCTION(mysqli_warning_count)
{
	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);

	RETURN_LONG(mysql_warning_count(mysql->mysql));
}
/* }}} */