ros2_tracing/tracetools/include/tracetools/utils.hpp
2019-06-18 10:11:05 +02:00

35 lines
1 KiB
C++

// 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__UTILS_HPP_
#define TRACETOOLS__UTILS_HPP_
#include <stddef.h>
#include <functional>
template<typename T, typename ... U>
void * get_address(std::function<T(U...)> f)
{
typedef T (fnType)(U...);
fnType ** fnPointer = f.template target<fnType *>();
// Might be a lambda
if (fnPointer == nullptr) {
return 0;
}
return reinterpret_cast<void *>(*fnPointer);
}
const char * get_symbol(void * funptr);
#endif // TRACETOOLS__UTILS_HPP_