Program Listing for File utils.hpp

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// Copyright 2021 Xilinx®
// Copyright 2019 Robert Bosch GmbH
//
// Licensed 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 specific language governing permissions and
// limitations under the License.

#ifndef TRACETOOLS_ACCELERATION__UTILS_HPP_
#define TRACETOOLS_ACCELERATION__UTILS_HPP_

#include <stddef.h>
#include <functional>

#include "tracetools_acceleration/visibility_control.hpp"

#define SYMBOL_UNKNOWN "UNKNOWN"

namespace tracetools_acceleration
{

namespace detail
{

TRACETOOLS_PUBLIC const char * _demangle_symbol(const char * mangled);

TRACETOOLS_PUBLIC const char * _get_symbol_funcptr(void * funcptr);

}  // namespace detail


template<typename T, typename ... U>
const char * get_symbol(std::function<T(U...)> f)
{
  typedef T (fnType)(U...);
  fnType ** fnPointer = f.template target<fnType *>();
  // If we get an actual address
  if (fnPointer != nullptr) {
    void * funcptr = reinterpret_cast<void *>(*fnPointer);
    return detail::_get_symbol_funcptr(funcptr);
  }
  // Otherwise we have to go through target_type()
  return detail::_demangle_symbol(f.target_type().name());
}


template<typename L>
const char * get_symbol(L && l)
{
  return detail::_demangle_symbol(typeid(l).name());
}

}  // namespace tracetools_acceleration

#endif  // TRACETOOLS_ACCELERATION__UTILS_HPP_