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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
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#ifndef ARY_CPP_C_OSIGNA_HXX
#define ARY_CPP_C_OSIGNA_HXX

// USED SERVICES
	// BASE CLASSES
	// OTHER
#include <ary/cpp/c_types4cpp.hxx>

namespace ary
{
namespace cpp
{
    class Gate;
}
}



namespace ary
{
namespace cpp
{


/** The signature of a C++ function. That is: parameter types and
    const/volatile modifiers.
*/
class OperationSignature
{
  public:
    typedef std::vector<Type_id>	ParameterTypeList;

						OperationSignature(
                            ParameterTypeList   i_parameterTypes,  // Non const, because it will be swapped with aParameterTypes.
                            E_ConVol            i_conVol );

	bool				operator==(
							const OperationSignature &
												i_rSig ) const;
	bool				operator<(
							const OperationSignature &
												i_rSig ) const;

    // INQUIRY
    const ParameterTypeList &
                        Parameters() const;
    E_ConVol            ConVol() const;

	/**	Compares the signatures by length an then by ids of
		parameter types. So the result is not always human
		reconstructable.
		@return like in strcmp().
	*/
	int					Compare(
							const OperationSignature &
												i_rSig ) const;
  private:
    // DATA
	ParameterTypeList	aParameterTypes;
    E_ConVol            eConVol;
};




// IMPLEMENTATION
inline bool
OperationSignature::operator==( const OperationSignature & i_rSign ) const
{
    return Compare(i_rSign) == 0;
}

inline bool
OperationSignature::operator<( const OperationSignature & i_rSign ) const
{
    return Compare(i_rSign) < 0;
}

inline const OperationSignature::ParameterTypeList &
OperationSignature::Parameters() const
{
    return aParameterTypes;
}

inline E_ConVol
OperationSignature::ConVol() const
{
    return eConVol;
}



} // namespace cpp
} // namespace ary
#endif