/*
 *	zend_multibyte.h
 *
 *	$Id$
 */
#ifndef ZEND_MULTIBYTE_H
#define ZEND_MULTIBYTE_H

#ifdef ZEND_MULTIBYTE

/*-------------------------------------------------------------------------
  	defs
  -------------------------------------------------------------------------*/

/*-------------------------------------------------------------------------
  	types
  -------------------------------------------------------------------------*/
typedef int (*zend_multibyte_filter)(char **str, int *str_length, char *buf,
		int length TSRMLS_DC);

typedef char* (*zend_encoding_detector)(char *string, int length, char *list
		TSRMLS_DC);

typedef int (*zend_encoding_converter)(char **to, int *to_length, char *from,
		int from_length, const char *encoding_to, const char *encoding_from 
		TSRMLS_DC);

typedef int (*zend_multibyte_oddlen)(char *string, int length, const char 
		*encoding TSRMLS_DC);

typedef struct _zend_encoding {
	zend_multibyte_filter input_filter;		/* escape input filter */
	zend_multibyte_filter output_filter;	/* escape output filter */
	const char *name;					/* encoding name */
	const char *(*aliases)[];			/* encoding name aliases */
	int compatible;						/* we can parse without any escaping? */
} zend_encoding;


/*-------------------------------------------------------------------------
  	protos
  -------------------------------------------------------------------------*/
BEGIN_EXTERN_C()
ZEND_API int zend_multibyte_set_script_encoding(char *encoding_list, 
		int encoding_list_size TSRMLS_DC);

ZEND_API int zend_multibyte_set_internal_encoding(char *encoding_name, 
		int encoding_name_size TSRMLS_DC);

ZEND_API int zend_multibyte_set_functions(zend_encoding_detector
		encoding_detector, zend_encoding_converter encoding_converter,
		zend_multibyte_oddlen multibyte_oddlen TSRMLS_DC);

ZEND_API int zend_multibyte_set_filter(zend_encoding *onetime_encoding
		TSRMLS_DC);

ZEND_API zend_encoding* zend_multibyte_fetch_encoding(char *encoding_name);

ZEND_API int zend_multibyte_encoding_filter(char **to, int *to_length, char
		*from, int from_length TSRMLS_DC);

/* in zend_language_scanner.l */
ZEND_API void zend_yyinput_again(zend_multibyte_filter old_input_filter,
		zend_encoding *old_encoding TSRMLS_DC);
ZEND_API int zend_read_file(TSRMLS_D);

/* input/output filter(s) */
int sjis_input_filter(char **buf, int *length, char *sjis, int sjis_length
		TSRMLS_DC);
int sjis_output_filter(char **sjis, int *sjis_length, char *buf, int length
		TSRMLS_DC);
END_EXTERN_C()

#endif /* ZEND_MULTIBYTE */

#endif /* ZEND_MULTIBYTE_H */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: sw=4 ts=4 tw=78
 * vim<600: sw=4 ts=4 tw=78
 */