convert.c File Reference

#include "platform.h"
#include "extractor.h"
#include "convert.h"

Go to the source code of this file.

Functions
char *	EXTRACTOR_common_convert_to_utf8 (const char *input, size_t len, const char *charset)

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Function Documentation

char* EXTRACTOR_common_convert_to_utf8	(	const char *	input,
		size_t	len,
		const char *	charset
	)

Convert the len characters long character sequence given in input that is in the given charset to UTF-8.

Returns:

the converted string (0-terminated), if conversion fails, a copy of the orignal string is returned.

Definition at line 34 of file convert.c.

References free, and malloc.

Referenced by charsetDecode(), get_id3(), history_extract(), libextractor_filename_extract(), libextractor_html_extract(), libextractor_id3v23_extract(), libextractor_id3v24_extract(), libextractor_id3v2_extract(), processtEXt(), and processzTXt().

{
  size_t tmpSize;
  size_t finSize;
  char *tmp;
  char *ret;
  char *itmp;
  const char *i;
  iconv_t cd;

  i = input;
  cd = iconv_open ("UTF-8", charset);
  if (cd == (iconv_t) - 1)
    return strdup (i);
  tmpSize = 3 * len + 4;
  tmp = malloc (tmpSize);
  itmp = tmp;
  finSize = tmpSize;
  if (iconv (cd, (char **) &input, &len, &itmp, &finSize) == (size_t) - 1)
    {
      iconv_close (cd);
      free (tmp);
      return strdup (i);
    }
  ret = malloc (tmpSize - finSize + 1);
  memcpy (ret, tmp, tmpSize - finSize);
  ret[tmpSize - finSize] = '\0';
  free (tmp);
  iconv_close (cd);
  return ret;
}

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