50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
// Copyright 2019 Robert Bosch GmbH
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef TRACETOOLS__UTILS_HPP_
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#define TRACETOOLS__UTILS_HPP_
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#include <stddef.h>
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#include <functional>
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#include "tracetools/visibility_control.hpp"
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#define SYMBOL_UNKNOWN "UNKNOWN"
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TRACETOOLS_PUBLIC const char * _demangle_symbol(const char * mangled);
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TRACETOOLS_PUBLIC const char * _get_symbol_funcptr(void * funcptr);
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template<typename T, typename ... U>
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const char * get_symbol(std::function<T(U...)> f)
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{
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typedef T (fnType)(U...);
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fnType ** fnPointer = f.template target<fnType *>();
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// If we get an actual address
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if (fnPointer != nullptr) {
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void * funcptr = reinterpret_cast<void *>(*fnPointer);
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return _get_symbol_funcptr(funcptr);
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}
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// Otherwise we have to go through target_type()
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return _demangle_symbol(f.target_type().name());
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}
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// Fallback meant for lambdas with captures
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template<typename L>
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const char * get_symbol(L && l)
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{
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return _demangle_symbol(typeid(l).name());
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}
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#endif // TRACETOOLS__UTILS_HPP_
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