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path: root/support/dktools/dk4tspwx.cpt
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%%	options

copyright owner =       Dirk Krause
copyright year  =       2015-xxxx
license         =       bsd


%%	header

/**	@file	dk4tspwx.h	Text stream processing for wxChar.
*/

#ifndef DK4CONF_H_INCLUDED
#include "dk4conf.h"
#endif

#ifndef DK4TYPES_H_INCLUDED
#include "dk4types.h"
#endif

#ifndef DK4ERROR_H_INCLUDED
#include "dk4error.h"
#endif

#ifndef DK4WXCS_H_INCLUDED
#include "dk4wxcs.h"
#endif


#ifndef	WX_WXPREC_H_INCLUDED
#include <wx/wxprec.h>
#define	WX_WXPREC_H_INCLUDED 1
#endif
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#if	DK4_HAVE_WX_CHARTYPE_H
#ifndef	WX_CHARTYPE_H_INCLUDED
#include <wx/chartype.h>
#define	WX_CHARTYPE_H_INCLUDED 1
#endif
#else
#if	DK4_HAVE_WX_WXCHAR_H
#ifndef	WX_WXCHAR_H_INCLUDED
#include <wx/wxchar.h>
#define	WX_WXCHAR_H_INCLUDED 1
#endif
#else
#ifndef	WX_WX_H_INCLUDED
#include <wx/wx.h>
#define	WX_WX_H_INCLUDED
#endif
#endif
#endif
#endif


#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
/* +++++ dkChar 4 bytes */

#ifndef DK4TSP32_H_INCLUDED
#include "dk4tsp32.h"
#endif

/**	Handler function to process a single character.
*/
typedef	dk4_c32_handler_t	dk4_wx_handler_t;

/**	Handler function to process an input line.
*/
typedef	dk4_c32_line_handler_t	dk4_wx_line_handler_t;

/**	Text stream processor.
*/
typedef	dk4_tsp32_t		dk4_tspwx_t;

/* ----- dkChar 4 bytes */
#else
/* +++++ dkChar 2 bytes */

#ifndef DK4TSP16_H_INCLUDED
#include "dk4tsp16.h"
#endif

/**	Handler function to process a single character.
*/
typedef	dk4_c16_handler_t	dk4_wx_handler_t;

/**	Handler function to process an input line.
*/
typedef	dk4_c16_line_handler_t	dk4_wx_line_handler_t;

/**	Text stream processor.
*/
typedef	dk4_tsp16_t		dk4_tspwx_t;

/* ----- dkChar 2 bytes */
#endif
#else
/* +++++ dkChar 1 byte */

#ifndef DK4TSP08_H_INCLUDED
#include "dk4tsp08.h"
#endif

/**	Handler function to process a single character.
*/
typedef	dk4_c8_handler_t	dk4_wx_handler_t;

/**	Handler function to process an input line.
*/
typedef	dk4_c8_line_handler_t	dk4_wx_line_handler_t;

/**	Text stream processor.
*/
typedef	dk4_tsp08_t		dk4_tspwx_t;

/* ----- dkChar 1 byte */
#endif



extern "C" {

/**	Set up processor for char by char processing.
	@param	tsp	Processor to set up.
	@param	obj	Object to modify when processing input, may be NULL.
	@param	fct	Handler function to call for each character.
	@param	pre	Encoding required for processing.
	@param	eie	Expected input encoding.
	@param	erp	Error report, may be NULL.
	@return	1 on success, 0 on error.
*/
int
dk4tspwx_setup_char(
  dk4_tspwx_t		*tsp,
  void			*obj,
  dk4_wx_handler_t	*fct,
  int			 pre,
  int			 eie,
  dk4_er_t		*erp
);

/**	Set up processor for line processing.
	@param	tsp	Processor to set up.
	@param	obj	Object to modify when processing input, may be NULL.
	@param	fct	Handler function to invoke for each line.
	@param	inbuf	Input line buffer.
	@param	szin	Size of input line buffer (number of wxChar).
	@param	pre	Encoding required for processing.
	@param	eie	Expected input encoding.
	@param	erp	Error report, may be NULL.
	@return	1 on success, 0 on error.
*/
int
dk4tspwx_setup_line(
  dk4_tspwx_t		*tsp,
  void			*obj,
  dk4_wx_line_handler_t	*fct,
  wxChar		*inbuf,
  size_t		 szin,
  int			 pre,
  int			 eie,
  dk4_er_t		*erp
);

/**	Allow pass-through of UTF-8 encoded data.
	@param	tsp	Text stream processor to set up.
	@param	fl	Flag: Enable pass-through of UTF-8 encoded data.
*/
void
dk4tspwx_enable_utf8_pass_through(dk4_tspwx_t *tsp, int fl);

/**	Add one single byte.
	@param	tsp	Text stream processor.
	@param	inbyte	Byte to process.
	@return	DK4_TSP_RES_OK		if the character was processed
					successfully,
		DK4_TSP_RES_ERROR	if there was an error but we can
					continue,
		DK4_TSP_RES_FATAL	if there was a fatal error so we
					should abort processing.
*/
int
dk4tspwx_add_one_byte(
  dk4_tspwx_t	*tsp,
  unsigned char	 inbyte
);

/**	Add multiple bytes.
	@param	tsp	Text stream processor.
	@param	buffer	Buffer start address.
	@param	sz	Number of bytes in buffer.
	@return	DK4_TSP_RES_OK		if the character was processed
					successfully,
		DK4_TSP_RES_ERROR	if there was an error but we can
					continue,
		DK4_TSP_RES_FATAL	if there was a fatal error so we
					should abort processing.
*/
int
dk4tspwx_add_bytes(
  dk4_tspwx_t		*tsp,
  const unsigned char	*buffer,
  size_t		 sz
);

/**	Finish processing.
	@param	tsp	Text stream processor.
	@return	DK4_TSP_RES_OK		if processing was finished
					successfully,
		DK4_TSP_RES_ERROR	if there was an error,
		DK4_TSP_RES_FATAL	if there was a fatal error.
*/
int
dk4tspwx_finish(dk4_tspwx_t *tsp);

/**	Retrieve error reports for encoding/decoding and processing.
	@param	er_en	Destination error report buffer for encoding/decoding.
	@param	er_pr	Destination error report buffer for processing.
	@param	tsp	Text stream processor to retrieve errors from.
*/
void
dk4tspwx_get_errors(dk4_er_t *er_en, dk4_er_t *er_pr, dk4_tspwx_t *tsp);

}



%%	module

#include "dk4tspwx.h"



$!trace-include



int
dk4tspwx_setup_char(
  dk4_tspwx_t		*tsp,
  void			*obj,
  dk4_wx_handler_t	*fct,
  int			 pre,
  int			 eie,
  dk4_er_t		*erp
)
{
#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
  return (dk4tsp32_setup_char(tsp, obj, fct, eie, erp));
#else
  return (dk4tsp16_setup_char(tsp, obj, fct, eie, erp));
#endif
#else
  return (dk4tsp08_setup_char(tsp, obj, fct, pre, eie, erp));
#endif
}



int
dk4tspwx_setup_line(
  dk4_tspwx_t		*tsp,
  void			*obj,
  dk4_wx_line_handler_t	*fct,
  wxChar		*inbuf,
  size_t		 szin,
  int			 pre,
  int			 eie,
  dk4_er_t		*erp
)
{
#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
  return (dk4tsp32_setup_line(tsp,obj,fct,(dk4_c32_t *)inbuf,szin,eie,erp));
#else
  return (dk4tsp16_setup_line(tsp,obj,fct,(dk4_c16_t *)inbuf,szin,eie,erp));
#endif
#else
  return (dk4tsp08_setup_line(tsp,obj,fct,(char *)inbuf,szin,pre,eie,erp));
#endif
}



void
dk4tspwx_enable_utf8_pass_through(dk4_tspwx_t *tsp, int fl)
{
#if DK4_SIZEOF_WXCHAR == 1
  dk4tsp08_enable_utf8_pass_through(tsp, fl);
#endif
}



#if TRACE_DEBUG
static unsigned long byteno = 0UL;
#endif


int
dk4tspwx_add_one_byte(
  dk4_tspwx_t	*tsp,
  unsigned char	 inbyte
)
{
  $? "= dk4tspwx_add_one_byte index=%lu '%!8c' 0x%02x", byteno++, inbyte, inbyte
#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
  return (dk4tsp32_add_one_byte(tsp, inbyte));
#else
  return (dk4tsp16_add_one_byte(tsp, inbyte));
#endif
#else
  return (dk4tsp08_add_one_byte(tsp, inbyte));
#endif
}



int
dk4tspwx_add_bytes(
  dk4_tspwx_t		*tsp,
  const unsigned char	*buffer,
  size_t		 sz
)
{
  $? "= dk4tspwx_add_bytes %lu", (unsigned long)sz
#if TRACE_DEBUG
  if (NULL != dktrace_file()) {
    fputc('"', dktrace_file());
    fwrite(buffer, sizeof(char), sz, dktrace_file());
    fputc('"', dktrace_file());
  }
#endif

#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
  return (dk4tsp32_add_bytes(tsp, buffer, sz));
#else
  return (dk4tsp16_add_bytes(tsp, buffer, sz));
#endif
#else
  return (dk4tsp08_add_bytes(tsp, buffer, sz));
#endif
}



int
dk4tspwx_finish(dk4_tspwx_t *tsp)
{
#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
  return (dk4tsp32_finish(tsp));
#else
  return (dk4tsp16_finish(tsp));
#endif
#else
  return (dk4tsp08_finish(tsp));
#endif
}



void
dk4tspwx_get_errors(dk4_er_t *er_en, dk4_er_t *er_pr, dk4_tspwx_t *tsp)
{
#if DK4_SIZEOF_WXCHAR > 1
#if DK4_SIZEOF_WXCHAR > 2
  dk4tsp32_get_errors(er_en, er_pr, tsp);
#else
  dk4tsp16_get_errors(er_en, er_pr, tsp);
#endif
#else
  dk4tsp08_get_errors(er_en, er_pr, tsp);
#endif
}