Takaaki Numai / mbed-dev

inport from local

Dependents:   Hobbyking_Cheetah_0511

platform/FunctionPointer.h@0:85b3fd62ea1a, 2020-03-16 (annotated)

Committer:
NYX
Date:
Mon Mar 16 06:35:48 2020 +0000
Revision:
0:85b3fd62ea1a
reinport to mbed;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
NYX 0:85b3fd62ea1a 1 /* mbed Microcontroller Library
NYX 0:85b3fd62ea1a 2 * Copyright (c) 2006-2015 ARM Limited
NYX 0:85b3fd62ea1a 3 *
NYX 0:85b3fd62ea1a 4 * Licensed under the Apache License, Version 2.0 (the "License");
NYX 0:85b3fd62ea1a 5 * you may not use this file except in compliance with the License.
NYX 0:85b3fd62ea1a 6 * You may obtain a copy of the License at
NYX 0:85b3fd62ea1a 7 *
NYX 0:85b3fd62ea1a 8 * http://www.apache.org/licenses/LICENSE-2.0
NYX 0:85b3fd62ea1a 9 *
NYX 0:85b3fd62ea1a 10 * Unless required by applicable law or agreed to in writing, software
NYX 0:85b3fd62ea1a 11 * distributed under the License is distributed on an "AS IS" BASIS,
NYX 0:85b3fd62ea1a 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
NYX 0:85b3fd62ea1a 13 * See the License for the specific language governing permissions and
NYX 0:85b3fd62ea1a 14 * limitations under the License.
NYX 0:85b3fd62ea1a 15 */
NYX 0:85b3fd62ea1a 16 #ifndef MBED_FUNCTIONPOINTER_H
NYX 0:85b3fd62ea1a 17 #define MBED_FUNCTIONPOINTER_H
NYX 0:85b3fd62ea1a 18
NYX 0:85b3fd62ea1a 19 #include "platform/Callback.h"
NYX 0:85b3fd62ea1a 20 #include "platform/mbed_toolchain.h"
NYX 0:85b3fd62ea1a 21 #include <string.h>
NYX 0:85b3fd62ea1a 22 #include <stdint.h>
NYX 0:85b3fd62ea1a 23
NYX 0:85b3fd62ea1a 24 namespace mbed {
NYX 0:85b3fd62ea1a 25 /** \addtogroup platform */
NYX 0:85b3fd62ea1a 26
NYX 0:85b3fd62ea1a 27
NYX 0:85b3fd62ea1a 28 // Declarations for backwards compatibility
NYX 0:85b3fd62ea1a 29 // To be foward compatible, code should adopt the Callback class
NYX 0:85b3fd62ea1a 30 /**
NYX 0:85b3fd62ea1a 31 * @ingroup platform
NYX 0:85b3fd62ea1a 32 */
NYX 0:85b3fd62ea1a 33 template <typename R, typename A1>
NYX 0:85b3fd62ea1a 34 class FunctionPointerArg1 : public Callback<R(A1)> {
NYX 0:85b3fd62ea1a 35 public:
NYX 0:85b3fd62ea1a 36 MBED_DEPRECATED_SINCE("mbed-os-5.1",
NYX 0:85b3fd62ea1a 37 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
NYX 0:85b3fd62ea1a 38 FunctionPointerArg1(R (*function)(A1) = 0)
NYX 0:85b3fd62ea1a 39 : Callback<R(A1)>(function) {}
NYX 0:85b3fd62ea1a 40
NYX 0:85b3fd62ea1a 41 template<typename T>
NYX 0:85b3fd62ea1a 42 MBED_DEPRECATED_SINCE("mbed-os-5.1",
NYX 0:85b3fd62ea1a 43 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
NYX 0:85b3fd62ea1a 44 FunctionPointerArg1(T *object, R (T::*member)(A1))
NYX 0:85b3fd62ea1a 45 : Callback<R(A1)>(object, member) {}
NYX 0:85b3fd62ea1a 46
NYX 0:85b3fd62ea1a 47 R (*get_function())(A1) {
NYX 0:85b3fd62ea1a 48 return *reinterpret_cast<R (**)(A1)>(this);
NYX 0:85b3fd62ea1a 49 }
NYX 0:85b3fd62ea1a 50
NYX 0:85b3fd62ea1a 51 R call(A1 a1) const {
NYX 0:85b3fd62ea1a 52 if (!Callback<R(A1)>::operator bool()) {
NYX 0:85b3fd62ea1a 53 return (R)0;
NYX 0:85b3fd62ea1a 54 }
NYX 0:85b3fd62ea1a 55
NYX 0:85b3fd62ea1a 56 return Callback<R(A1)>::call(a1);
NYX 0:85b3fd62ea1a 57 }
NYX 0:85b3fd62ea1a 58
NYX 0:85b3fd62ea1a 59 R operator()(A1 a1) const {
NYX 0:85b3fd62ea1a 60 return Callback<R(A1)>::call(a1);
NYX 0:85b3fd62ea1a 61 }
NYX 0:85b3fd62ea1a 62 };
NYX 0:85b3fd62ea1a 63
NYX 0:85b3fd62ea1a 64 /**
NYX 0:85b3fd62ea1a 65 * @ingroup platform
NYX 0:85b3fd62ea1a 66 */
NYX 0:85b3fd62ea1a 67 template <typename R>
NYX 0:85b3fd62ea1a 68 class FunctionPointerArg1<R, void> : public Callback<R()> {
NYX 0:85b3fd62ea1a 69 public:
NYX 0:85b3fd62ea1a 70 MBED_DEPRECATED_SINCE("mbed-os-5.1",
NYX 0:85b3fd62ea1a 71 "FunctionPointer has been replaced by Callback<void()>")
NYX 0:85b3fd62ea1a 72 FunctionPointerArg1(R (*function)() = 0)
NYX 0:85b3fd62ea1a 73 : Callback<R()>(function) {}
NYX 0:85b3fd62ea1a 74
NYX 0:85b3fd62ea1a 75 template<typename T>
NYX 0:85b3fd62ea1a 76 MBED_DEPRECATED_SINCE("mbed-os-5.1",
NYX 0:85b3fd62ea1a 77 "FunctionPointer has been replaced by Callback<void()>")
NYX 0:85b3fd62ea1a 78 FunctionPointerArg1(T *object, R (T::*member)())
NYX 0:85b3fd62ea1a 79 : Callback<R()>(object, member) {}
NYX 0:85b3fd62ea1a 80
NYX 0:85b3fd62ea1a 81 R (*get_function())() {
NYX 0:85b3fd62ea1a 82 return *reinterpret_cast<R (**)()>(this);
NYX 0:85b3fd62ea1a 83 }
NYX 0:85b3fd62ea1a 84
NYX 0:85b3fd62ea1a 85 R call() const {
NYX 0:85b3fd62ea1a 86 if (!Callback<R()>::operator bool()) {
NYX 0:85b3fd62ea1a 87 return (R)0;
NYX 0:85b3fd62ea1a 88 }
NYX 0:85b3fd62ea1a 89
NYX 0:85b3fd62ea1a 90 return Callback<R()>::call();
NYX 0:85b3fd62ea1a 91 }
NYX 0:85b3fd62ea1a 92
NYX 0:85b3fd62ea1a 93 R operator()() const {
NYX 0:85b3fd62ea1a 94 return Callback<R()>::call();
NYX 0:85b3fd62ea1a 95 }
NYX 0:85b3fd62ea1a 96 };
NYX 0:85b3fd62ea1a 97
NYX 0:85b3fd62ea1a 98 typedef FunctionPointerArg1<void, void> FunctionPointer;
NYX 0:85b3fd62ea1a 99
NYX 0:85b3fd62ea1a 100
NYX 0:85b3fd62ea1a 101 } // namespace mbed
NYX 0:85b3fd62ea1a 102
NYX 0:85b3fd62ea1a 103 #endif