xref: /frameworks/compile/slang/slang_rs_export_func.h

#ifndef _SLANG_COMPILER_RS_EXPORT_FUNC_HPP
#   define _SLANG_COMPILER_RS_EXPORT_FUNC_HPP

#include "llvm/ADT/StringRef.h"     /* for class llvm::StringRef */

#include <list>
#include <string>

namespace clang {
    class FunctionDecl;
}   /* namespace clang */

namespace slang {

using namespace clang;

class RSContext;
class RSExportType;
class RSExportRecordType;

class RSExportFunc {
    friend class RSContext;
public:
    class Parameter {
    private:
        RSExportType* mType;
        std::string mName;

    public:
        Parameter(RSExportType* T, const llvm::StringRef& Name) :
            mType(T),
            mName(Name.data(), Name.size())
        {
            return;
        }

        inline const RSExportType* getType() const { return mType; }
        inline const std::string& getName() const { return mName; }
    };

private:
    RSContext* mContext;
    std::string mName;
    std::list<const Parameter*> mParams;
    mutable RSExportRecordType* mParamPacketType;

    RSExportFunc(RSContext* Context, const llvm::StringRef& Name) :
        mContext(Context),
        mName(Name.data(), Name.size()),
        mParamPacketType(NULL)
    {
        return;
    }

public:
    static RSExportFunc* Create(RSContext* Context, const FunctionDecl* FD);

    typedef std::list<const Parameter*>::const_iterator const_param_iterator;

    inline const_param_iterator params_begin() const { return this->mParams.begin(); }
    inline const_param_iterator params_end() const { return this->mParams.end(); }

    inline const std::string& getName() const { return mName; }
    inline RSContext* getRSContext() const { return mContext; }

    inline bool hasParam() const { return !mParams.empty(); }
    inline int getNumParameters() const { return mParams.size(); }

    const RSExportRecordType* getParamPacketType() const;

    ~RSExportFunc();

};  /* RSExportFunc */


}   /* namespace slang */

#endif  /* _SLANG_COMPILER_RS_EXPORT_FUNC_HPP */