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/*
   +----------------------------------------------------------------------+
   | PHP version 4.0                                                      |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2001 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.02 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available at through the world-wide-web at                           |
   | http://www.php.net/license/2_02.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: Zeev Suraski <zeev@zend.com>                                |
   +----------------------------------------------------------------------+
*/

/* $Id$ */

#ifndef PHP_OUTPUT_H
#define PHP_OUTPUT_H

#include "php.h"

PHPAPI void php_output_startup(void);
PHPAPI int  php_body_write(const char *str, uint str_length);
PHPAPI int  php_header_write(const char *str, uint str_length);
PHPAPI int php_start_ob_buffer(zval *output_handler, int chunk_size);
PHPAPI void php_end_ob_buffer(int send_buffer);
PHPAPI void php_end_ob_buffers(int send_buffer);
PHPAPI int php_ob_get_buffer(pval *p);
PHPAPI int php_ob_get_length(pval *p);
PHPAPI void php_start_implicit_flush(void);
PHPAPI void php_end_implicit_flush(void);
PHPAPI char *php_get_output_start_filename(void);
PHPAPI int php_get_output_start_lineno(void);

PHP_FUNCTION(ob_start);
PHP_FUNCTION(ob_end_flush);
PHP_FUNCTION(ob_end_clean);
PHP_FUNCTION(ob_get_contents);
PHP_FUNCTION(ob_get_length);
PHP_FUNCTION(ob_implicit_flush);

PHP_GINIT_FUNCTION(output);

typedef struct _php_ob_buffer {
	char *buffer;
	uint size;
	uint text_length;
	int block_size;
	zval *output_handler;
	int chunk_size;
} php_ob_buffer;

typedef struct _php_output_globals {
	int (*php_body_write)(const char *str, uint str_length);		/* string output */
	int (*php_header_write)(const char *str, uint str_length);	/* unbuffer string output */
	php_ob_buffer active_ob_buffer;
	unsigned char implicit_flush;
	char *output_start_filename;
	int output_start_lineno;
	zend_stack ob_buffers;
	int nesting_level;
	zend_bool lock;
} php_output_globals;


#ifdef ZTS
#define OLS_D php_output_globals *output_globals
#define OLS_C output_globals
#define OG(v) (output_globals->v)
#define OLS_FETCH() php_output_globals *output_globals = ts_resource(output_globals_id)
ZEND_API extern int output_globals_id;
#else
#define OLS_D void
#define OLS_C
#define OG(v) (output_globals.v)
#define OLS_FETCH()
ZEND_API extern php_output_globals output_globals;
#endif


#endif /* PHP_OUTPUT_H */