Jonathan Jones / Mbed 2 deprecated Radios

Radio Structures in OOP

Dependencies:   mbed mbed-rtos

utils/RTOS_Management/FunctionPointerRJ.h@6:4a3dbfbc30f1, 2015-01-15 (annotated)

Committer:
jjones646
Date:
Thu Jan 15 07:15:33 2015 +0000
Revision:
6:4a3dbfbc30f1
Parent:
4:989d51f3e6ef 
socket interface confirmed working.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jjones646 3:dc7e9c6bc26c 1 /* mbed Microcontroller Library
jjones646 3:dc7e9c6bc26c 2 * Copyright (c) 2006-2013 ARM Limited
jjones646 3:dc7e9c6bc26c 3 *
jjones646 3:dc7e9c6bc26c 4 * Licensed under the Apache License, Version 2.0 (the "License");
jjones646 3:dc7e9c6bc26c 5 * you may not use this file except in compliance with the License.
jjones646 3:dc7e9c6bc26c 6 * You may obtain a copy of the License at
jjones646 3:dc7e9c6bc26c 7 *
jjones646 3:dc7e9c6bc26c 8 * http://www.apache.org/licenses/LICENSE-2.0
jjones646 3:dc7e9c6bc26c 9 *
jjones646 3:dc7e9c6bc26c 10 * Unless required by applicable law or agreed to in writing, software
jjones646 3:dc7e9c6bc26c 11 * distributed under the License is distributed on an "AS IS" BASIS,
jjones646 3:dc7e9c6bc26c 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jjones646 3:dc7e9c6bc26c 13 * See the License for the specific language governing permissions and
jjones646 3:dc7e9c6bc26c 14 * limitations under the License.
jjones646 3:dc7e9c6bc26c 15 */
jjones646 3:dc7e9c6bc26c 16 #ifndef FUNCTION_POINTER_RJ_H
jjones646 3:dc7e9c6bc26c 17 #define FUNCTION_POINTER_RJ_H
jjones646 3:dc7e9c6bc26c 18
jjones646 3:dc7e9c6bc26c 19 #include <string.h>
jjones646 3:dc7e9c6bc26c 20 #include "RTP.h"
jjones646 3:dc7e9c6bc26c 21
jjones646 3:dc7e9c6bc26c 22 typedef void (*pvoidf_t)(void);
jjones646 3:dc7e9c6bc26c 23
jjones646 3:dc7e9c6bc26c 24 /** A class for storing and calling a pointer to a static or member void function
jjones646 3:dc7e9c6bc26c 25 */
jjones646 4:989d51f3e6ef 26 class FunctionPointerRJ
jjones646 4:989d51f3e6ef 27 {
jjones646 3:dc7e9c6bc26c 28 public:
jjones646 3:dc7e9c6bc26c 29
jjones646 3:dc7e9c6bc26c 30 /** Create a FunctionPointer, attaching a static function
jjones646 3:dc7e9c6bc26c 31 *
jjones646 3:dc7e9c6bc26c 32 * @param function The void static function to attach (default is none)
jjones646 3:dc7e9c6bc26c 33 */
jjones646 3:dc7e9c6bc26c 34 FunctionPointerRJ(void (*function)(void) = 0);
jjones646 3:dc7e9c6bc26c 35
jjones646 3:dc7e9c6bc26c 36 /** Create a FunctionPointer, attaching a member function
jjones646 3:dc7e9c6bc26c 37 *
jjones646 3:dc7e9c6bc26c 38 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
jjones646 3:dc7e9c6bc26c 39 * @param function The address of the void member function to attach
jjones646 3:dc7e9c6bc26c 40 */
jjones646 3:dc7e9c6bc26c 41 template<typename T>
jjones646 3:dc7e9c6bc26c 42 FunctionPointerRJ(T *object, void (T::*member)(void)) {
jjones646 3:dc7e9c6bc26c 43 attach(object, member);
jjones646 3:dc7e9c6bc26c 44 }
jjones646 3:dc7e9c6bc26c 45
jjones646 3:dc7e9c6bc26c 46 /** Attach a static function
jjones646 3:dc7e9c6bc26c 47 *
jjones646 3:dc7e9c6bc26c 48 * @param function The void static function to attach (default is none)
jjones646 3:dc7e9c6bc26c 49 */
jjones646 4:989d51f3e6ef 50 void attach(void(*function)(void) = 0);
jjones646 4:989d51f3e6ef 51 void attach(void(*function)(RTP_t*) = 0);
jjones646 4:989d51f3e6ef 52 void attach(void(*function)(void const*));
jjones646 3:dc7e9c6bc26c 53
jjones646 3:dc7e9c6bc26c 54 /** Attach a member function
jjones646 3:dc7e9c6bc26c 55 *
jjones646 3:dc7e9c6bc26c 56 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
jjones646 3:dc7e9c6bc26c 57 * @param function The address of the void member function to attach
jjones646 3:dc7e9c6bc26c 58 */
jjones646 3:dc7e9c6bc26c 59 template<typename T>
jjones646 3:dc7e9c6bc26c 60 void attach(T *object, void (T::*member)(void)) {
jjones646 3:dc7e9c6bc26c 61 _object = static_cast<void*>(object);
jjones646 3:dc7e9c6bc26c 62 memcpy(_member, (char*)&member, sizeof(member));
jjones646 3:dc7e9c6bc26c 63 _membercaller = &FunctionPointerRJ::membercaller<T>;
jjones646 3:dc7e9c6bc26c 64 _function = 0;
jjones646 3:dc7e9c6bc26c 65 }
jjones646 4:989d51f3e6ef 66
jjones646 4:989d51f3e6ef 67 /** Attach a member function
jjones646 4:989d51f3e6ef 68 *
jjones646 4:989d51f3e6ef 69 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
jjones646 4:989d51f3e6ef 70 * @param function The address of the void member function to attach
jjones646 4:989d51f3e6ef 71 */
jjones646 3:dc7e9c6bc26c 72 template<typename T>
jjones646 4:989d51f3e6ef 73 void attach(T *object, void (T::*member)(RTP_t*)) {
jjones646 3:dc7e9c6bc26c 74 _object = static_cast<void*>(object);
jjones646 3:dc7e9c6bc26c 75 memcpy(_member, (char*)&member, sizeof(member));
jjones646 4:989d51f3e6ef 76 _membercallerRTP = &FunctionPointerRJ::membercallerRTP<T>;
jjones646 3:dc7e9c6bc26c 77 _functionRTP = 0;
jjones646 3:dc7e9c6bc26c 78 }
jjones646 3:dc7e9c6bc26c 79
jjones646 3:dc7e9c6bc26c 80 /** Call the attached static or member function
jjones646 3:dc7e9c6bc26c 81 */
jjones646 3:dc7e9c6bc26c 82 void call();
jjones646 3:dc7e9c6bc26c 83 void call(RTP_t*);
jjones646 3:dc7e9c6bc26c 84 void call(void const*);
jjones646 3:dc7e9c6bc26c 85
jjones646 3:dc7e9c6bc26c 86 pvoidf_t get_function() const {
jjones646 3:dc7e9c6bc26c 87 return (pvoidf_t)_function;
jjones646 3:dc7e9c6bc26c 88 }
jjones646 3:dc7e9c6bc26c 89
jjones646 3:dc7e9c6bc26c 90 #ifdef MBED_OPERATORS
jjones646 3:dc7e9c6bc26c 91 void operator ()(void);
jjones646 3:dc7e9c6bc26c 92 #endif
jjones646 3:dc7e9c6bc26c 93
jjones646 3:dc7e9c6bc26c 94 private:
jjones646 3:dc7e9c6bc26c 95 template<typename T>
jjones646 3:dc7e9c6bc26c 96 static void membercaller(void *object, char *member) {
jjones646 3:dc7e9c6bc26c 97 T* o = static_cast<T*>(object);
jjones646 3:dc7e9c6bc26c 98 void (T::*m)(void);
jjones646 3:dc7e9c6bc26c 99 memcpy((char*)&m, member, sizeof(m));
jjones646 3:dc7e9c6bc26c 100 (o->*m)();
jjones646 3:dc7e9c6bc26c 101 }
jjones646 3:dc7e9c6bc26c 102
jjones646 4:989d51f3e6ef 103 template<typename T>
jjones646 4:989d51f3e6ef 104 static void membercallerRTP(void *object, char *member, RTP_t *p) {
jjones646 4:989d51f3e6ef 105 T* o = static_cast<T*>(object);
jjones646 4:989d51f3e6ef 106 void(T::*m)(RTP_t*);
jjones646 4:989d51f3e6ef 107 memcpy((char*)&m, member, sizeof(m));
jjones646 4:989d51f3e6ef 108 (o->*m)(p);
jjones646 4:989d51f3e6ef 109
jjones646 4:989d51f3e6ef 110 }
jjones646 4:989d51f3e6ef 111
jjones646 4:989d51f3e6ef 112 void (*_functionConst)(void const*);
jjones646 4:989d51f3e6ef 113 void (*_functionRTP)(RTP_t*);
jjones646 3:dc7e9c6bc26c 114 void (*_function)(void); // static function pointer - 0 if none attached
jjones646 3:dc7e9c6bc26c 115 void *_object; // object this pointer - 0 if none attached
jjones646 3:dc7e9c6bc26c 116 char _member[16]; // raw member function pointer storage - converted back by registered _membercaller
jjones646 3:dc7e9c6bc26c 117 void (*_membercaller)(void*, char*); // registered membercaller function to convert back and call _member on _object
jjones646 4:989d51f3e6ef 118 void (*_membercallerRTP)(void*, char*, RTP_t*);
jjones646 3:dc7e9c6bc26c 119 };
jjones646 3:dc7e9c6bc26c 120
jjones646 3:dc7e9c6bc26c 121 #endif // FUNCTIONPOINTER_RJ_H