/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsIMIMEHeaderParam.h"

#ifndef __nsmimeheaderparamimpl_h___
#define __nsmimeheaderparamimpl_h___
class nsMIMEHeaderParamImpl : public nsIMIMEHeaderParam
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIMIMEHEADERPARAM

  nsMIMEHeaderParamImpl() {}
private:
  virtual ~nsMIMEHeaderParamImpl() {}
  enum ParamDecoding {
    MIME_FIELD_ENCODING = 1,
    HTTP_FIELD_ENCODING
  };

  nsresult DoGetParameter(const nsACString& aHeaderVal,
                          const char *aParamName,
                          ParamDecoding aDecoding,
                          const nsACString& aFallbackCharset,
                          bool aTryLocaleCharset,
                          char **aLang,
                          nsAString& aResult);

  static nsresult DoParameterInternal(const nsACString& aHeaderVal,
                                      const char* aParamName,
                                      ParamDecoding aDecoding, char** aCharset,
                                      char** aLang, char** aResult);

  static bool ContainsTrailingCharPastNull(const nsACString& aVal);
};

#endif

