Kyle Wengryn / platform

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?

UserRevisionLine numberNew contents of line
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