Elijah Stanger-Jones / mbed-dev-f303

test

platform/FunctionPointer.h@1:8a094db1347f, 2020-11-09 (annotated)

Committer:
elijahsj
Date:
Mon Nov 09 00:02:47 2020 -0500
Revision:
1:8a094db1347f
test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elijahsj 1:8a094db1347f 1 /* mbed Microcontroller Library
elijahsj 1:8a094db1347f 2 * Copyright (c) 2006-2015 ARM Limited
elijahsj 1:8a094db1347f 3 *
elijahsj 1:8a094db1347f 4 * Licensed under the Apache License, Version 2.0 (the "License");
elijahsj 1:8a094db1347f 5 * you may not use this file except in compliance with the License.
elijahsj 1:8a094db1347f 6 * You may obtain a copy of the License at
elijahsj 1:8a094db1347f 7 *
elijahsj 1:8a094db1347f 8 * http://www.apache.org/licenses/LICENSE-2.0
elijahsj 1:8a094db1347f 9 *
elijahsj 1:8a094db1347f 10 * Unless required by applicable law or agreed to in writing, software
elijahsj 1:8a094db1347f 11 * distributed under the License is distributed on an "AS IS" BASIS,
elijahsj 1:8a094db1347f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elijahsj 1:8a094db1347f 13 * See the License for the specific language governing permissions and
elijahsj 1:8a094db1347f 14 * limitations under the License.
elijahsj 1:8a094db1347f 15 */
elijahsj 1:8a094db1347f 16 #ifndef MBED_FUNCTIONPOINTER_H
elijahsj 1:8a094db1347f 17 #define MBED_FUNCTIONPOINTER_H
elijahsj 1:8a094db1347f 18
elijahsj 1:8a094db1347f 19 #include "platform/Callback.h"
elijahsj 1:8a094db1347f 20 #include "platform/mbed_toolchain.h"
elijahsj 1:8a094db1347f 21 #include <string.h>
elijahsj 1:8a094db1347f 22 #include <stdint.h>
elijahsj 1:8a094db1347f 23
elijahsj 1:8a094db1347f 24 namespace mbed {
elijahsj 1:8a094db1347f 25 /** \addtogroup platform */
elijahsj 1:8a094db1347f 26
elijahsj 1:8a094db1347f 27
elijahsj 1:8a094db1347f 28 // Declarations for backwards compatibility
elijahsj 1:8a094db1347f 29 // To be foward compatible, code should adopt the Callback class
elijahsj 1:8a094db1347f 30 /**
elijahsj 1:8a094db1347f 31 * @ingroup platform
elijahsj 1:8a094db1347f 32 */
elijahsj 1:8a094db1347f 33 template <typename R, typename A1>
elijahsj 1:8a094db1347f 34 class FunctionPointerArg1 : public Callback<R(A1)> {
elijahsj 1:8a094db1347f 35 public:
elijahsj 1:8a094db1347f 36 MBED_DEPRECATED_SINCE("mbed-os-5.1",
elijahsj 1:8a094db1347f 37 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
elijahsj 1:8a094db1347f 38 FunctionPointerArg1(R (*function)(A1) = 0)
elijahsj 1:8a094db1347f 39 : Callback<R(A1)>(function) {}
elijahsj 1:8a094db1347f 40
elijahsj 1:8a094db1347f 41 template<typename T>
elijahsj 1:8a094db1347f 42 MBED_DEPRECATED_SINCE("mbed-os-5.1",
elijahsj 1:8a094db1347f 43 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
elijahsj 1:8a094db1347f 44 FunctionPointerArg1(T *object, R (T::*member)(A1))
elijahsj 1:8a094db1347f 45 : Callback<R(A1)>(object, member) {}
elijahsj 1:8a094db1347f 46
elijahsj 1:8a094db1347f 47 R (*get_function())(A1) {
elijahsj 1:8a094db1347f 48 return *reinterpret_cast<R (**)(A1)>(this);
elijahsj 1:8a094db1347f 49 }
elijahsj 1:8a094db1347f 50
elijahsj 1:8a094db1347f 51 R call(A1 a1) const {
elijahsj 1:8a094db1347f 52 if (!Callback<R(A1)>::operator bool()) {
elijahsj 1:8a094db1347f 53 return (R)0;
elijahsj 1:8a094db1347f 54 }
elijahsj 1:8a094db1347f 55
elijahsj 1:8a094db1347f 56 return Callback<R(A1)>::call(a1);
elijahsj 1:8a094db1347f 57 }
elijahsj 1:8a094db1347f 58
elijahsj 1:8a094db1347f 59 R operator()(A1 a1) const {
elijahsj 1:8a094db1347f 60 return Callback<R(A1)>::call(a1);
elijahsj 1:8a094db1347f 61 }
elijahsj 1:8a094db1347f 62 };
elijahsj 1:8a094db1347f 63
elijahsj 1:8a094db1347f 64 /**
elijahsj 1:8a094db1347f 65 * @ingroup platform
elijahsj 1:8a094db1347f 66 */
elijahsj 1:8a094db1347f 67 template <typename R>
elijahsj 1:8a094db1347f 68 class FunctionPointerArg1<R, void> : public Callback<R()> {
elijahsj 1:8a094db1347f 69 public:
elijahsj 1:8a094db1347f 70 MBED_DEPRECATED_SINCE("mbed-os-5.1",
elijahsj 1:8a094db1347f 71 "FunctionPointer has been replaced by Callback<void()>")
elijahsj 1:8a094db1347f 72 FunctionPointerArg1(R (*function)() = 0)
elijahsj 1:8a094db1347f 73 : Callback<R()>(function) {}
elijahsj 1:8a094db1347f 74
elijahsj 1:8a094db1347f 75 template<typename T>
elijahsj 1:8a094db1347f 76 MBED_DEPRECATED_SINCE("mbed-os-5.1",
elijahsj 1:8a094db1347f 77 "FunctionPointer has been replaced by Callback<void()>")
elijahsj 1:8a094db1347f 78 FunctionPointerArg1(T *object, R (T::*member)())
elijahsj 1:8a094db1347f 79 : Callback<R()>(object, member) {}
elijahsj 1:8a094db1347f 80
elijahsj 1:8a094db1347f 81 R (*get_function())() {
elijahsj 1:8a094db1347f 82 return *reinterpret_cast<R (**)()>(this);
elijahsj 1:8a094db1347f 83 }
elijahsj 1:8a094db1347f 84
elijahsj 1:8a094db1347f 85 R call() const {
elijahsj 1:8a094db1347f 86 if (!Callback<R()>::operator bool()) {
elijahsj 1:8a094db1347f 87 return (R)0;
elijahsj 1:8a094db1347f 88 }
elijahsj 1:8a094db1347f 89
elijahsj 1:8a094db1347f 90 return Callback<R()>::call();
elijahsj 1:8a094db1347f 91 }
elijahsj 1:8a094db1347f 92
elijahsj 1:8a094db1347f 93 R operator()() const {
elijahsj 1:8a094db1347f 94 return Callback<R()>::call();
elijahsj 1:8a094db1347f 95 }
elijahsj 1:8a094db1347f 96 };
elijahsj 1:8a094db1347f 97
elijahsj 1:8a094db1347f 98 typedef FunctionPointerArg1<void, void> FunctionPointer;
elijahsj 1:8a094db1347f 99
elijahsj 1:8a094db1347f 100
elijahsj 1:8a094db1347f 101 } // namespace mbed
elijahsj 1:8a094db1347f 102
elijahsj 1:8a094db1347f 103 #endif