update
FunctionPointer.h@0:bfff72fb3650, 2021-04-08 (annotated)
- Committer:
- kwengryn3
- Date:
- Thu Apr 08 16:43:07 2021 +0000
- Revision:
- 0:bfff72fb3650
update;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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kwengryn3 | 0:bfff72fb3650 | 1 | /* mbed Microcontroller Library |
kwengryn3 | 0:bfff72fb3650 | 2 | * Copyright (c) 2006-2015 ARM Limited |
kwengryn3 | 0:bfff72fb3650 | 3 | * SPDX-License-Identifier: Apache-2.0 |
kwengryn3 | 0:bfff72fb3650 | 4 | * |
kwengryn3 | 0:bfff72fb3650 | 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
kwengryn3 | 0:bfff72fb3650 | 6 | * you may not use this file except in compliance with the License. |
kwengryn3 | 0:bfff72fb3650 | 7 | * You may obtain a copy of the License at |
kwengryn3 | 0:bfff72fb3650 | 8 | * |
kwengryn3 | 0:bfff72fb3650 | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
kwengryn3 | 0:bfff72fb3650 | 10 | * |
kwengryn3 | 0:bfff72fb3650 | 11 | * Unless required by applicable law or agreed to in writing, software |
kwengryn3 | 0:bfff72fb3650 | 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
kwengryn3 | 0:bfff72fb3650 | 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
kwengryn3 | 0:bfff72fb3650 | 14 | * See the License for the specific language governing permissions and |
kwengryn3 | 0:bfff72fb3650 | 15 | * limitations under the License. |
kwengryn3 | 0:bfff72fb3650 | 16 | */ |
kwengryn3 | 0:bfff72fb3650 | 17 | #ifndef MBED_FUNCTIONPOINTER_H |
kwengryn3 | 0:bfff72fb3650 | 18 | #define MBED_FUNCTIONPOINTER_H |
kwengryn3 | 0:bfff72fb3650 | 19 | |
kwengryn3 | 0:bfff72fb3650 | 20 | #include "platform/Callback.h" |
kwengryn3 | 0:bfff72fb3650 | 21 | #include "platform/mbed_toolchain.h" |
kwengryn3 | 0:bfff72fb3650 | 22 | #include <string.h> |
kwengryn3 | 0:bfff72fb3650 | 23 | #include <stdint.h> |
kwengryn3 | 0:bfff72fb3650 | 24 | |
kwengryn3 | 0:bfff72fb3650 | 25 | namespace mbed { |
kwengryn3 | 0:bfff72fb3650 | 26 | /** \addtogroup platform */ |
kwengryn3 | 0:bfff72fb3650 | 27 | /** @{*/ |
kwengryn3 | 0:bfff72fb3650 | 28 | /** |
kwengryn3 | 0:bfff72fb3650 | 29 | * \defgroup platform_FunctionPointer FunctionPointer class |
kwengryn3 | 0:bfff72fb3650 | 30 | * @{ |
kwengryn3 | 0:bfff72fb3650 | 31 | */ |
kwengryn3 | 0:bfff72fb3650 | 32 | |
kwengryn3 | 0:bfff72fb3650 | 33 | // Declarations for backwards compatibility |
kwengryn3 | 0:bfff72fb3650 | 34 | // To be foward compatible, code should adopt the Callback class |
kwengryn3 | 0:bfff72fb3650 | 35 | template <typename R, typename A1> |
kwengryn3 | 0:bfff72fb3650 | 36 | class FunctionPointerArg1 : public Callback<R(A1)> { |
kwengryn3 | 0:bfff72fb3650 | 37 | public: |
kwengryn3 | 0:bfff72fb3650 | 38 | MBED_DEPRECATED_SINCE("mbed-os-5.1", |
kwengryn3 | 0:bfff72fb3650 | 39 | "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>") |
kwengryn3 | 0:bfff72fb3650 | 40 | FunctionPointerArg1(R(*function)(A1) = 0) |
kwengryn3 | 0:bfff72fb3650 | 41 | : Callback<R(A1)>(function) {} |
kwengryn3 | 0:bfff72fb3650 | 42 | |
kwengryn3 | 0:bfff72fb3650 | 43 | template<typename T> |
kwengryn3 | 0:bfff72fb3650 | 44 | MBED_DEPRECATED_SINCE("mbed-os-5.1", |
kwengryn3 | 0:bfff72fb3650 | 45 | "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>") |
kwengryn3 | 0:bfff72fb3650 | 46 | FunctionPointerArg1(T *object, R(T::*member)(A1)) |
kwengryn3 | 0:bfff72fb3650 | 47 | : Callback<R(A1)>(object, member) {} |
kwengryn3 | 0:bfff72fb3650 | 48 | |
kwengryn3 | 0:bfff72fb3650 | 49 | R(*get_function())(A1) |
kwengryn3 | 0:bfff72fb3650 | 50 | { |
kwengryn3 | 0:bfff72fb3650 | 51 | return *reinterpret_cast<R(* *)(A1)>(this); |
kwengryn3 | 0:bfff72fb3650 | 52 | } |
kwengryn3 | 0:bfff72fb3650 | 53 | |
kwengryn3 | 0:bfff72fb3650 | 54 | R call(A1 a1) const |
kwengryn3 | 0:bfff72fb3650 | 55 | { |
kwengryn3 | 0:bfff72fb3650 | 56 | if (!Callback<R(A1)>::operator bool()) { |
kwengryn3 | 0:bfff72fb3650 | 57 | return (R)0; |
kwengryn3 | 0:bfff72fb3650 | 58 | } |
kwengryn3 | 0:bfff72fb3650 | 59 | |
kwengryn3 | 0:bfff72fb3650 | 60 | return Callback<R(A1)>::call(a1); |
kwengryn3 | 0:bfff72fb3650 | 61 | } |
kwengryn3 | 0:bfff72fb3650 | 62 | |
kwengryn3 | 0:bfff72fb3650 | 63 | R operator()(A1 a1) const |
kwengryn3 | 0:bfff72fb3650 | 64 | { |
kwengryn3 | 0:bfff72fb3650 | 65 | return Callback<R(A1)>::call(a1); |
kwengryn3 | 0:bfff72fb3650 | 66 | } |
kwengryn3 | 0:bfff72fb3650 | 67 | }; |
kwengryn3 | 0:bfff72fb3650 | 68 | |
kwengryn3 | 0:bfff72fb3650 | 69 | template <typename R> |
kwengryn3 | 0:bfff72fb3650 | 70 | class FunctionPointerArg1<R, void> : public Callback<R()> { |
kwengryn3 | 0:bfff72fb3650 | 71 | public: |
kwengryn3 | 0:bfff72fb3650 | 72 | MBED_DEPRECATED_SINCE("mbed-os-5.1", |
kwengryn3 | 0:bfff72fb3650 | 73 | "FunctionPointer has been replaced by Callback<void()>") |
kwengryn3 | 0:bfff72fb3650 | 74 | FunctionPointerArg1(R(*function)() = 0) |
kwengryn3 | 0:bfff72fb3650 | 75 | : Callback<R()>(function) {} |
kwengryn3 | 0:bfff72fb3650 | 76 | |
kwengryn3 | 0:bfff72fb3650 | 77 | template<typename T> |
kwengryn3 | 0:bfff72fb3650 | 78 | MBED_DEPRECATED_SINCE("mbed-os-5.1", |
kwengryn3 | 0:bfff72fb3650 | 79 | "FunctionPointer has been replaced by Callback<void()>") |
kwengryn3 | 0:bfff72fb3650 | 80 | FunctionPointerArg1(T *object, R(T::*member)()) |
kwengryn3 | 0:bfff72fb3650 | 81 | : Callback<R()>(object, member) {} |
kwengryn3 | 0:bfff72fb3650 | 82 | |
kwengryn3 | 0:bfff72fb3650 | 83 | R(*get_function())() |
kwengryn3 | 0:bfff72fb3650 | 84 | { |
kwengryn3 | 0:bfff72fb3650 | 85 | return *reinterpret_cast<R(* *)()>(this); |
kwengryn3 | 0:bfff72fb3650 | 86 | } |
kwengryn3 | 0:bfff72fb3650 | 87 | |
kwengryn3 | 0:bfff72fb3650 | 88 | R call() const |
kwengryn3 | 0:bfff72fb3650 | 89 | { |
kwengryn3 | 0:bfff72fb3650 | 90 | if (!Callback<R()>::operator bool()) { |
kwengryn3 | 0:bfff72fb3650 | 91 | return (R)0; |
kwengryn3 | 0:bfff72fb3650 | 92 | } |
kwengryn3 | 0:bfff72fb3650 | 93 | |
kwengryn3 | 0:bfff72fb3650 | 94 | return Callback<R()>::call(); |
kwengryn3 | 0:bfff72fb3650 | 95 | } |
kwengryn3 | 0:bfff72fb3650 | 96 | |
kwengryn3 | 0:bfff72fb3650 | 97 | R operator()() const |
kwengryn3 | 0:bfff72fb3650 | 98 | { |
kwengryn3 | 0:bfff72fb3650 | 99 | return Callback<R()>::call(); |
kwengryn3 | 0:bfff72fb3650 | 100 | } |
kwengryn3 | 0:bfff72fb3650 | 101 | }; |
kwengryn3 | 0:bfff72fb3650 | 102 | |
kwengryn3 | 0:bfff72fb3650 | 103 | typedef FunctionPointerArg1<void, void> FunctionPointer; |
kwengryn3 | 0:bfff72fb3650 | 104 | |
kwengryn3 | 0:bfff72fb3650 | 105 | /**@}*/ |
kwengryn3 | 0:bfff72fb3650 | 106 | |
kwengryn3 | 0:bfff72fb3650 | 107 | /**@}*/ |
kwengryn3 | 0:bfff72fb3650 | 108 | |
kwengryn3 | 0:bfff72fb3650 | 109 | |
kwengryn3 | 0:bfff72fb3650 | 110 | } // namespace mbed |
kwengryn3 | 0:bfff72fb3650 | 111 | |
kwengryn3 | 0:bfff72fb3650 | 112 | #endif |