Milen Pavlov / XRange_mbed_src

Mbed SDK for XRange SX1272 LoRa module

Dependents:   XRangePingPong XRange-LoRaWAN-lmic-app lora-transceiver

SX1272 LoRa RF module

https://www.netblocks.eu/xrange-sx1272-lora-datasheet/

api/FunctionPointer.h@336:1e18a06a987b, 2015-01-15 (annotated)

Committer:
dudmuck
Date:
Thu Jan 15 02:25:40 2015 +0000
Revision:
336:1e18a06a987b
updated to rev443 of official mbed-src

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dudmuck 336:1e18a06a987b 1 /* mbed Microcontroller Library
dudmuck 336:1e18a06a987b 2 * Copyright (c) 2006-2013 ARM Limited
dudmuck 336:1e18a06a987b 3 *
dudmuck 336:1e18a06a987b 4 * Licensed under the Apache License, Version 2.0 (the "License");
dudmuck 336:1e18a06a987b 5 * you may not use this file except in compliance with the License.
dudmuck 336:1e18a06a987b 6 * You may obtain a copy of the License at
dudmuck 336:1e18a06a987b 7 *
dudmuck 336:1e18a06a987b 8 * http://www.apache.org/licenses/LICENSE-2.0
dudmuck 336:1e18a06a987b 9 *
dudmuck 336:1e18a06a987b 10 * Unless required by applicable law or agreed to in writing, software
dudmuck 336:1e18a06a987b 11 * distributed under the License is distributed on an "AS IS" BASIS,
dudmuck 336:1e18a06a987b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
dudmuck 336:1e18a06a987b 13 * See the License for the specific language governing permissions and
dudmuck 336:1e18a06a987b 14 * limitations under the License.
dudmuck 336:1e18a06a987b 15 */
dudmuck 336:1e18a06a987b 16 #ifndef MBED_FUNCTIONPOINTER_H
dudmuck 336:1e18a06a987b 17 #define MBED_FUNCTIONPOINTER_H
dudmuck 336:1e18a06a987b 18
dudmuck 336:1e18a06a987b 19 #include <string.h>
dudmuck 336:1e18a06a987b 20
dudmuck 336:1e18a06a987b 21 namespace mbed {
dudmuck 336:1e18a06a987b 22
dudmuck 336:1e18a06a987b 23 typedef void (*pvoidf_t)(void);
dudmuck 336:1e18a06a987b 24
dudmuck 336:1e18a06a987b 25 /** A class for storing and calling a pointer to a static or member void function
dudmuck 336:1e18a06a987b 26 */
dudmuck 336:1e18a06a987b 27 class FunctionPointer {
dudmuck 336:1e18a06a987b 28 public:
dudmuck 336:1e18a06a987b 29
dudmuck 336:1e18a06a987b 30 /** Create a FunctionPointer, attaching a static function
dudmuck 336:1e18a06a987b 31 *
dudmuck 336:1e18a06a987b 32 * @param function The void static function to attach (default is none)
dudmuck 336:1e18a06a987b 33 */
dudmuck 336:1e18a06a987b 34 FunctionPointer(void (*function)(void) = 0);
dudmuck 336:1e18a06a987b 35
dudmuck 336:1e18a06a987b 36 /** Create a FunctionPointer, attaching a member function
dudmuck 336:1e18a06a987b 37 *
dudmuck 336:1e18a06a987b 38 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
dudmuck 336:1e18a06a987b 39 * @param function The address of the void member function to attach
dudmuck 336:1e18a06a987b 40 */
dudmuck 336:1e18a06a987b 41 template<typename T>
dudmuck 336:1e18a06a987b 42 FunctionPointer(T *object, void (T::*member)(void)) {
dudmuck 336:1e18a06a987b 43 attach(object, member);
dudmuck 336:1e18a06a987b 44 }
dudmuck 336:1e18a06a987b 45
dudmuck 336:1e18a06a987b 46 /** Attach a static function
dudmuck 336:1e18a06a987b 47 *
dudmuck 336:1e18a06a987b 48 * @param function The void static function to attach (default is none)
dudmuck 336:1e18a06a987b 49 */
dudmuck 336:1e18a06a987b 50 void attach(void (*function)(void) = 0);
dudmuck 336:1e18a06a987b 51
dudmuck 336:1e18a06a987b 52 /** Attach a member function
dudmuck 336:1e18a06a987b 53 *
dudmuck 336:1e18a06a987b 54 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
dudmuck 336:1e18a06a987b 55 * @param function The address of the void member function to attach
dudmuck 336:1e18a06a987b 56 */
dudmuck 336:1e18a06a987b 57 template<typename T>
dudmuck 336:1e18a06a987b 58 void attach(T *object, void (T::*member)(void)) {
dudmuck 336:1e18a06a987b 59 _object = static_cast<void*>(object);
dudmuck 336:1e18a06a987b 60 memcpy(_member, (char*)&member, sizeof(member));
dudmuck 336:1e18a06a987b 61 _membercaller = &FunctionPointer::membercaller<T>;
dudmuck 336:1e18a06a987b 62 _function = 0;
dudmuck 336:1e18a06a987b 63 }
dudmuck 336:1e18a06a987b 64
dudmuck 336:1e18a06a987b 65 /** Call the attached static or member function
dudmuck 336:1e18a06a987b 66 */
dudmuck 336:1e18a06a987b 67 void call();
dudmuck 336:1e18a06a987b 68
dudmuck 336:1e18a06a987b 69 pvoidf_t get_function() const {
dudmuck 336:1e18a06a987b 70 return (pvoidf_t)_function;
dudmuck 336:1e18a06a987b 71 }
dudmuck 336:1e18a06a987b 72
dudmuck 336:1e18a06a987b 73 #ifdef MBED_OPERATORS
dudmuck 336:1e18a06a987b 74 void operator ()(void);
dudmuck 336:1e18a06a987b 75 #endif
dudmuck 336:1e18a06a987b 76
dudmuck 336:1e18a06a987b 77 private:
dudmuck 336:1e18a06a987b 78 template<typename T>
dudmuck 336:1e18a06a987b 79 static void membercaller(void *object, char *member) {
dudmuck 336:1e18a06a987b 80 T* o = static_cast<T*>(object);
dudmuck 336:1e18a06a987b 81 void (T::*m)(void);
dudmuck 336:1e18a06a987b 82 memcpy((char*)&m, member, sizeof(m));
dudmuck 336:1e18a06a987b 83 (o->*m)();
dudmuck 336:1e18a06a987b 84 }
dudmuck 336:1e18a06a987b 85
dudmuck 336:1e18a06a987b 86 void (*_function)(void); // static function pointer - 0 if none attached
dudmuck 336:1e18a06a987b 87 void *_object; // object this pointer - 0 if none attached
dudmuck 336:1e18a06a987b 88 char _member[16]; // raw member function pointer storage - converted back by registered _membercaller
dudmuck 336:1e18a06a987b 89 void (*_membercaller)(void*, char*); // registered membercaller function to convert back and call _member on _object
dudmuck 336:1e18a06a987b 90 };
dudmuck 336:1e18a06a987b 91
dudmuck 336:1e18a06a987b 92 } // namespace mbed
dudmuck 336:1e18a06a987b 93
dudmuck 336:1e18a06a987b 94 #endif