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FunctionPointer.h
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FunctionPointer.h
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/* mbed Microcontroller Library
* Copyright (c) 2006-2015 ARM Limited
*
* 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 MBED_FUNCTIONPOINTER_H
#define MBED_FUNCTIONPOINTER_H
#include "platform/Callback.h"
#include "platform/mbed_toolchain.h"
#include <string.h>
#include <stdint.h>
namespace mbed {
/** \addtogroup platform */
// Declarations for backwards compatibility
// To be foward compatible, code should adopt the Callback class
/**
* @ingroup platform
*/
template <typename R, typename A1>
class FunctionPointerArg1 : public Callback<R(A1)> {
public:
MBED_DEPRECATED_SINCE("mbed-os-5.1",
"FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
FunctionPointerArg1(R (*function)(A1) = 0)
: Callback<R(A1)>(function) {}
template<typename T>
MBED_DEPRECATED_SINCE("mbed-os-5.1",
"FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
FunctionPointerArg1(T *object, R (T::*member)(A1))
: Callback<R(A1)>(object, member) {}
R (*get_function())(A1) {
return *reinterpret_cast<R (**)(A1)>(this);
}
R call(A1 a1) const {
if (!Callback<R(A1)>::operator bool()) {
return (R)0;
}
return Callback<R(A1)>::call(a1);
}
R operator()(A1 a1) const {
return Callback<R(A1)>::call(a1);
}
};
/**
* @ingroup platform
*/
template <typename R>
class FunctionPointerArg1<R, void> : public Callback<R()> {
public:
MBED_DEPRECATED_SINCE("mbed-os-5.1",
"FunctionPointer has been replaced by Callback<void()>")
FunctionPointerArg1(R (*function)() = 0)
: Callback<R()>(function) {}
template<typename T>
MBED_DEPRECATED_SINCE("mbed-os-5.1",
"FunctionPointer has been replaced by Callback<void()>")
FunctionPointerArg1(T *object, R (T::*member)())
: Callback<R()>(object, member) {}
R (*get_function())() {
return *reinterpret_cast<R (**)()>(this);
}
R call() const {
if (!Callback<R()>::operator bool()) {
return (R)0;
}
return Callback<R()>::call();
}
R operator()() const {
return Callback<R()>::call();
}
};
typedef FunctionPointerArg1<void, void> FunctionPointer;
} // namespace mbed
#endif