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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

platform/FunctionPointer.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
170:e95d10626187
Child:
172:65be27845400
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 156:ff21514d8981 1 /* mbed Microcontroller Library
AnnaBridge 156:ff21514d8981 2 * Copyright (c) 2006-2015 ARM Limited
AnnaBridge 156:ff21514d8981 3 *
AnnaBridge 156:ff21514d8981 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 156:ff21514d8981 5 * you may not use this file except in compliance with the License.
AnnaBridge 156:ff21514d8981 6 * You may obtain a copy of the License at
AnnaBridge 156:ff21514d8981 7 *
AnnaBridge 156:ff21514d8981 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 156:ff21514d8981 9 *
AnnaBridge 156:ff21514d8981 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 156:ff21514d8981 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 156:ff21514d8981 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 156:ff21514d8981 13 * See the License for the specific language governing permissions and
AnnaBridge 156:ff21514d8981 14 * limitations under the License.
AnnaBridge 156:ff21514d8981 15 */
AnnaBridge 156:ff21514d8981 16 #ifndef MBED_FUNCTIONPOINTER_H
AnnaBridge 156:ff21514d8981 17 #define MBED_FUNCTIONPOINTER_H
AnnaBridge 156:ff21514d8981 18
AnnaBridge 156:ff21514d8981 19 #include "platform/Callback.h"
AnnaBridge 156:ff21514d8981 20 #include "platform/mbed_toolchain.h"
AnnaBridge 156:ff21514d8981 21 #include <string.h>
AnnaBridge 156:ff21514d8981 22 #include <stdint.h>
AnnaBridge 156:ff21514d8981 23
AnnaBridge 156:ff21514d8981 24 namespace mbed {
AnnaBridge 156:ff21514d8981 25 /** \addtogroup platform */
AnnaBridge 158:1c57384330a6 26 /** @{*/
AnnaBridge 158:1c57384330a6 27 /**
AnnaBridge 158:1c57384330a6 28 * \defgroup platform_FunctionPointer FunctionPointer class
AnnaBridge 158:1c57384330a6 29 * @{
AnnaBridge 158:1c57384330a6 30 */
AnnaBridge 156:ff21514d8981 31
AnnaBridge 156:ff21514d8981 32 // Declarations for backwards compatibility
AnnaBridge 156:ff21514d8981 33 // To be foward compatible, code should adopt the Callback class
AnnaBridge 156:ff21514d8981 34 template <typename R, typename A1>
AnnaBridge 156:ff21514d8981 35 class FunctionPointerArg1 : public Callback<R(A1)> {
AnnaBridge 156:ff21514d8981 36 public:
AnnaBridge 156:ff21514d8981 37 MBED_DEPRECATED_SINCE("mbed-os-5.1",
AnnaBridge 170:e95d10626187 38 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
AnnaBridge 170:e95d10626187 39 FunctionPointerArg1(R(*function)(A1) = 0)
AnnaBridge 156:ff21514d8981 40 : Callback<R(A1)>(function) {}
AnnaBridge 156:ff21514d8981 41
AnnaBridge 156:ff21514d8981 42 template<typename T>
AnnaBridge 156:ff21514d8981 43 MBED_DEPRECATED_SINCE("mbed-os-5.1",
AnnaBridge 170:e95d10626187 44 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
AnnaBridge 170:e95d10626187 45 FunctionPointerArg1(T *object, R(T::*member)(A1))
AnnaBridge 156:ff21514d8981 46 : Callback<R(A1)>(object, member) {}
AnnaBridge 156:ff21514d8981 47
AnnaBridge 170:e95d10626187 48 R(*get_function())(A1)
AnnaBridge 170:e95d10626187 49 {
AnnaBridge 170:e95d10626187 50 return *reinterpret_cast<R(* *)(A1)>(this);
AnnaBridge 156:ff21514d8981 51 }
AnnaBridge 156:ff21514d8981 52
AnnaBridge 170:e95d10626187 53 R call(A1 a1) const
AnnaBridge 170:e95d10626187 54 {
AnnaBridge 156:ff21514d8981 55 if (!Callback<R(A1)>::operator bool()) {
AnnaBridge 156:ff21514d8981 56 return (R)0;
AnnaBridge 156:ff21514d8981 57 }
AnnaBridge 156:ff21514d8981 58
AnnaBridge 156:ff21514d8981 59 return Callback<R(A1)>::call(a1);
AnnaBridge 156:ff21514d8981 60 }
AnnaBridge 156:ff21514d8981 61
AnnaBridge 170:e95d10626187 62 R operator()(A1 a1) const
AnnaBridge 170:e95d10626187 63 {
AnnaBridge 156:ff21514d8981 64 return Callback<R(A1)>::call(a1);
AnnaBridge 156:ff21514d8981 65 }
AnnaBridge 156:ff21514d8981 66 };
AnnaBridge 156:ff21514d8981 67
AnnaBridge 156:ff21514d8981 68 template <typename R>
AnnaBridge 156:ff21514d8981 69 class FunctionPointerArg1<R, void> : public Callback<R()> {
AnnaBridge 156:ff21514d8981 70 public:
AnnaBridge 156:ff21514d8981 71 MBED_DEPRECATED_SINCE("mbed-os-5.1",
AnnaBridge 170:e95d10626187 72 "FunctionPointer has been replaced by Callback<void()>")
AnnaBridge 170:e95d10626187 73 FunctionPointerArg1(R(*function)() = 0)
AnnaBridge 156:ff21514d8981 74 : Callback<R()>(function) {}
AnnaBridge 156:ff21514d8981 75
AnnaBridge 156:ff21514d8981 76 template<typename T>
AnnaBridge 156:ff21514d8981 77 MBED_DEPRECATED_SINCE("mbed-os-5.1",
AnnaBridge 170:e95d10626187 78 "FunctionPointer has been replaced by Callback<void()>")
AnnaBridge 170:e95d10626187 79 FunctionPointerArg1(T *object, R(T::*member)())
AnnaBridge 156:ff21514d8981 80 : Callback<R()>(object, member) {}
AnnaBridge 156:ff21514d8981 81
AnnaBridge 170:e95d10626187 82 R(*get_function())()
AnnaBridge 170:e95d10626187 83 {
AnnaBridge 170:e95d10626187 84 return *reinterpret_cast<R(* *)()>(this);
AnnaBridge 156:ff21514d8981 85 }
AnnaBridge 156:ff21514d8981 86
AnnaBridge 170:e95d10626187 87 R call() const
AnnaBridge 170:e95d10626187 88 {
AnnaBridge 156:ff21514d8981 89 if (!Callback<R()>::operator bool()) {
AnnaBridge 156:ff21514d8981 90 return (R)0;
AnnaBridge 156:ff21514d8981 91 }
AnnaBridge 156:ff21514d8981 92
AnnaBridge 156:ff21514d8981 93 return Callback<R()>::call();
AnnaBridge 156:ff21514d8981 94 }
AnnaBridge 156:ff21514d8981 95
AnnaBridge 170:e95d10626187 96 R operator()() const
AnnaBridge 170:e95d10626187 97 {
AnnaBridge 156:ff21514d8981 98 return Callback<R()>::call();
AnnaBridge 156:ff21514d8981 99 }
AnnaBridge 156:ff21514d8981 100 };
AnnaBridge 156:ff21514d8981 101
AnnaBridge 156:ff21514d8981 102 typedef FunctionPointerArg1<void, void> FunctionPointer;
AnnaBridge 156:ff21514d8981 103
AnnaBridge 158:1c57384330a6 104 /**@}*/
AnnaBridge 158:1c57384330a6 105
AnnaBridge 158:1c57384330a6 106 /**@}*/
AnnaBridge 158:1c57384330a6 107
AnnaBridge 156:ff21514d8981 108
AnnaBridge 156:ff21514d8981 109 } // namespace mbed
AnnaBridge 156:ff21514d8981 110
AnnaBridge 156:ff21514d8981 111 #endif