text: /* $Id: unicode_symbian.cpp 3553 2011-05-05 06:14:19Z nanang $ */
  /* 
   * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
   * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
   */
  #include <pj/unicode.h>
  
  #include "os_symbian.h"
  
  
  /*
   * Convert ANSI strings to Unicode strings.
   */
  PJ_DEF(wchar_t*) pj_ansi_to_unicode( const char *str, pj_size_t len,
  				     wchar_t *wbuf, pj_size_t wbuf_count)
  {
      TPtrC8 aForeign((const TUint8*)str, (TInt)len);
      TPtr16 aUnicode((TUint16*)wbuf, (TInt)(wbuf_count-1));
      TInt left;
  
      left = PjSymbianOS::Instance()->ConvertToUnicode(aUnicode, aForeign);
  
      if (left != 0) {
  	// Error, or there are unconvertable characters
  	*wbuf = 0;
      } else {
  	if (len < wbuf_count)
  	    wbuf[len] = 0;
  	else
  	    wbuf[len-1] = 0;
      }
  
      return wbuf;
  }
  
  
  /*
   * Convert Unicode string to ANSI string.
   */
  PJ_DEF(char*) pj_unicode_to_ansi( const wchar_t *wstr, pj_size_t len,
  				  char *buf, pj_size_t buf_size)
  {
      TPtrC16 aUnicode((const TUint16*)wstr, (TInt)len);
      TPtr8 aForeign((TUint8*)buf, (TInt)(buf_size-1));
      TInt left;
  
      left = PjSymbianOS::Instance()->ConvertFromUnicode(aForeign, aUnicode);
  
      if (left != 0) {
  	// Error, or there are unconvertable characters
  	buf[0] = '\0';
      } else {
  	if (len < buf_size)
  	    buf[len] = '\0';
  	else
  	    buf[len-1] = '\0';
      }
  
      return buf;
  }
  
  
  