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 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
  * 1.1 (the "License"); you may not use this file except in compliance with
  * the License. You may obtain a copy of the License at
  * http://www.mozilla.org/MPL/
  *
  * Software distributed under the License is distributed on an "AS IS" basis,
  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  * for the specific language governing rights and limitations under the
  * License.
  *
  * The Original Code is Mozilla Universal charset detector code.
  *
  * The Initial Developer of the Original Code is
  * Netscape Communications Corporation.
  * Portions created by the Initial Developer are Copyright (C) 2001
  * the Initial Developer. All Rights Reserved.
  *
  * Contributor(s):
  *          Kohei TAKETA <k-tak@void.in>
  *          Jim Huang <jserv.tw@gmail.com>
  *
  * Alternatively, the contents of this file may be used under the terms of
  * either the GNU General Public License Version 2 or later (the "GPL"), or
  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  * in which case the provisions of the GPL or the LGPL are applicable instead
  * of those above. If you wish to allow use of your version of this file only
  * under the terms of either the GPL or the LGPL, and not to allow others to
  * use your version of this file under the terms of the MPL, indicate your
  * decision by deleting the provisions above and replace them with the notice
  * and other provisions required by the GPL or the LGPL. If you do not delete
  * the provisions above, a recipient may use your version of this file under
  * the terms of any one of the MPL, the GPL or the LGPL.
  *
  * ***** END LICENSE BLOCK ***** */
 #ifndef ___CHARDET_H___
 #define ___CHARDET_H___
 
 #include <stddef.h>
 
 #define CHARDET_RESULT_OK           0
 #define CHARDET_RESULT_NOMEMORY         (-1)
 #define CHARDET_RESULT_INVALID_DETECTOR     (-2)
 
 #define CHARDET_MAX_ENCODING_NAME       64
 
 
 typedef void* chardet_t;
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /**
  * Create an encoding detector.
  * @param pdet [out] pointer to a chardet_t variable that receives
  *             the encoding detector handle.
  * @return CHARDET_RESULT_OK if succeeded. CHARDET_RESULT_NOMEMORY otherwise.
  */
 int chardet_create(chardet_t* pdet);
 
 /**
  * Destroy an encoding detector.
  * @param det [in] the encoding detector handle to be destroyed.
  */
 void chardet_destroy(chardet_t det);
 
 /**
  * Feed data to an encoding detector.
  * @param det [in] the encoding detector handle
  * @param data [in] data
  * @param len [in] length of data in bytes.
  * @return CHARDET_RESULT_OK if succeeded.
  *         CHARSET_RESULT_NOMEMORY if running out of memory.
  *         CHARDET_RESULT_INVALID_DETECTOR if det was invalid.
  */
 int chardet_handle_data(chardet_t det, const char* data, unsigned int len);
 
 /**
  * Notify an end of data to an encoding detector.
  * @param det [in] the encoding detector handle
  * @return CHARDET_RESULT_OK if succeeded.
  *         CHARDET_RESULT_INVALID_DETECTOR if det was invalid.
  */
 int chardet_data_end(chardet_t det);
 
 /**
  * Reset an encoding detector.
  * @param det [in] the encoding detector handle
  * @return CHARDET_RESULT_OK if succeeded.
  *         CHARDET_RESULT_INVALID_DETECTOR if det was invalid.
  */
 int chardet_reset(chardet_t det);
 
 /**
  * Get the name of encoding that was detected.
  * @param det [in] the encoding detector handle
  * @param namebuf [in/out] pointer to a buffer that receives the name of
  *                detected encoding. A valid encoding name or an empty string
  *                will be written to namebuf. If an empty strng was written,
  *                the detector could not detect any encoding.
  *                Written strings will always be NULL-terminated.
  * @param buflen [in] length of namebuf
  * @return CHARDET_RESULT_OK if succeeded.
  *         CHARDET_RESULT_NOMEMORY if namebuf was too small to store
  *         the entire encoding name.
  *         CHARDET_RESULT_INVALID_DETECTOR if det was invalid.
  */
 int chardet_get_charset(chardet_t det, char* namebuf, unsigned int buflen);
 
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif