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/CallChain.h@339:ac6f3fd999f3, 2016-01-07 (annotated)

Committer:
netblocks
Date:
Thu Jan 07 13:01:25 2016 +0000
Revision:
339:ac6f3fd999f3
Parent:
336:1e18a06a987b 
HSE_VALUE set for XTAL 16Mhz

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_CALLCHAIN_H
dudmuck 336:1e18a06a987b 17 #define MBED_CALLCHAIN_H
dudmuck 336:1e18a06a987b 18
dudmuck 336:1e18a06a987b 19 #include "FunctionPointer.h"
dudmuck 336:1e18a06a987b 20 #include <string.h>
dudmuck 336:1e18a06a987b 21
dudmuck 336:1e18a06a987b 22 namespace mbed {
dudmuck 336:1e18a06a987b 23
dudmuck 336:1e18a06a987b 24 /** Group one or more functions in an instance of a CallChain, then call them in
dudmuck 336:1e18a06a987b 25 * sequence using CallChain::call(). Used mostly by the interrupt chaining code,
dudmuck 336:1e18a06a987b 26 * but can be used for other purposes.
dudmuck 336:1e18a06a987b 27 *
dudmuck 336:1e18a06a987b 28 * Example:
dudmuck 336:1e18a06a987b 29 * @code
dudmuck 336:1e18a06a987b 30 * #include "mbed.h"
dudmuck 336:1e18a06a987b 31 *
dudmuck 336:1e18a06a987b 32 * CallChain chain;
dudmuck 336:1e18a06a987b 33 *
dudmuck 336:1e18a06a987b 34 * void first(void) {
dudmuck 336:1e18a06a987b 35 * printf("'first' function.\n");
dudmuck 336:1e18a06a987b 36 * }
dudmuck 336:1e18a06a987b 37 *
dudmuck 336:1e18a06a987b 38 * void second(void) {
dudmuck 336:1e18a06a987b 39 * printf("'second' function.\n");
dudmuck 336:1e18a06a987b 40 * }
dudmuck 336:1e18a06a987b 41 *
dudmuck 336:1e18a06a987b 42 * class Test {
dudmuck 336:1e18a06a987b 43 * public:
dudmuck 336:1e18a06a987b 44 * void f(void) {
dudmuck 336:1e18a06a987b 45 * printf("A::f (class member).\n");
dudmuck 336:1e18a06a987b 46 * }
dudmuck 336:1e18a06a987b 47 * };
dudmuck 336:1e18a06a987b 48 *
dudmuck 336:1e18a06a987b 49 * int main() {
dudmuck 336:1e18a06a987b 50 * Test test;
dudmuck 336:1e18a06a987b 51 *
dudmuck 336:1e18a06a987b 52 * chain.add(second);
dudmuck 336:1e18a06a987b 53 * chain.add_front(first);
dudmuck 336:1e18a06a987b 54 * chain.add(&test, &Test::f);
dudmuck 336:1e18a06a987b 55 * chain.call();
dudmuck 336:1e18a06a987b 56 * }
dudmuck 336:1e18a06a987b 57 * @endcode
dudmuck 336:1e18a06a987b 58 */
dudmuck 336:1e18a06a987b 59
dudmuck 336:1e18a06a987b 60 typedef FunctionPointer* pFunctionPointer_t;
dudmuck 336:1e18a06a987b 61
dudmuck 336:1e18a06a987b 62 class CallChain {
dudmuck 336:1e18a06a987b 63 public:
dudmuck 336:1e18a06a987b 64 /** Create an empty chain
dudmuck 336:1e18a06a987b 65 *
dudmuck 336:1e18a06a987b 66 * @param size (optional) Initial size of the chain
dudmuck 336:1e18a06a987b 67 */
dudmuck 336:1e18a06a987b 68 CallChain(int size = 4);
dudmuck 336:1e18a06a987b 69 virtual ~CallChain();
dudmuck 336:1e18a06a987b 70
dudmuck 336:1e18a06a987b 71 /** Add a function at the end of the chain
dudmuck 336:1e18a06a987b 72 *
dudmuck 336:1e18a06a987b 73 * @param function A pointer to a void function
dudmuck 336:1e18a06a987b 74 *
dudmuck 336:1e18a06a987b 75 * @returns
dudmuck 336:1e18a06a987b 76 * The function object created for 'function'
dudmuck 336:1e18a06a987b 77 */
dudmuck 336:1e18a06a987b 78 pFunctionPointer_t add(void (*function)(void));
dudmuck 336:1e18a06a987b 79
dudmuck 336:1e18a06a987b 80 /** Add a function at the end of the chain
dudmuck 336:1e18a06a987b 81 *
dudmuck 336:1e18a06a987b 82 * @param tptr pointer to the object to call the member function on
dudmuck 336:1e18a06a987b 83 * @param mptr pointer to the member function to be called
dudmuck 336:1e18a06a987b 84 *
dudmuck 336:1e18a06a987b 85 * @returns
dudmuck 336:1e18a06a987b 86 * The function object created for 'tptr' and 'mptr'
dudmuck 336:1e18a06a987b 87 */
dudmuck 336:1e18a06a987b 88 template<typename T>
dudmuck 336:1e18a06a987b 89 pFunctionPointer_t add(T *tptr, void (T::*mptr)(void)) {
dudmuck 336:1e18a06a987b 90 return common_add(new FunctionPointer(tptr, mptr));
dudmuck 336:1e18a06a987b 91 }
dudmuck 336:1e18a06a987b 92
dudmuck 336:1e18a06a987b 93 /** Add a function at the beginning of the chain
dudmuck 336:1e18a06a987b 94 *
dudmuck 336:1e18a06a987b 95 * @param function A pointer to a void function
dudmuck 336:1e18a06a987b 96 *
dudmuck 336:1e18a06a987b 97 * @returns
dudmuck 336:1e18a06a987b 98 * The function object created for 'function'
dudmuck 336:1e18a06a987b 99 */
dudmuck 336:1e18a06a987b 100 pFunctionPointer_t add_front(void (*function)(void));
dudmuck 336:1e18a06a987b 101
dudmuck 336:1e18a06a987b 102 /** Add a function at the beginning of the chain
dudmuck 336:1e18a06a987b 103 *
dudmuck 336:1e18a06a987b 104 * @param tptr pointer to the object to call the member function on
dudmuck 336:1e18a06a987b 105 * @param mptr pointer to the member function to be called
dudmuck 336:1e18a06a987b 106 *
dudmuck 336:1e18a06a987b 107 * @returns
dudmuck 336:1e18a06a987b 108 * The function object created for 'tptr' and 'mptr'
dudmuck 336:1e18a06a987b 109 */
dudmuck 336:1e18a06a987b 110 template<typename T>
dudmuck 336:1e18a06a987b 111 pFunctionPointer_t add_front(T *tptr, void (T::*mptr)(void)) {
dudmuck 336:1e18a06a987b 112 return common_add_front(new FunctionPointer(tptr, mptr));
dudmuck 336:1e18a06a987b 113 }
dudmuck 336:1e18a06a987b 114
dudmuck 336:1e18a06a987b 115 /** Get the number of functions in the chain
dudmuck 336:1e18a06a987b 116 */
dudmuck 336:1e18a06a987b 117 int size() const;
dudmuck 336:1e18a06a987b 118
dudmuck 336:1e18a06a987b 119 /** Get a function object from the chain
dudmuck 336:1e18a06a987b 120 *
dudmuck 336:1e18a06a987b 121 * @param i function object index
dudmuck 336:1e18a06a987b 122 *
dudmuck 336:1e18a06a987b 123 * @returns
dudmuck 336:1e18a06a987b 124 * The function object at position 'i' in the chain
dudmuck 336:1e18a06a987b 125 */
dudmuck 336:1e18a06a987b 126 pFunctionPointer_t get(int i) const;
dudmuck 336:1e18a06a987b 127
dudmuck 336:1e18a06a987b 128 /** Look for a function object in the call chain
dudmuck 336:1e18a06a987b 129 *
dudmuck 336:1e18a06a987b 130 * @param f the function object to search
dudmuck 336:1e18a06a987b 131 *
dudmuck 336:1e18a06a987b 132 * @returns
dudmuck 336:1e18a06a987b 133 * The index of the function object if found, -1 otherwise.
dudmuck 336:1e18a06a987b 134 */
dudmuck 336:1e18a06a987b 135 int find(pFunctionPointer_t f) const;
dudmuck 336:1e18a06a987b 136
dudmuck 336:1e18a06a987b 137 /** Clear the call chain (remove all functions in the chain).
dudmuck 336:1e18a06a987b 138 */
dudmuck 336:1e18a06a987b 139 void clear();
dudmuck 336:1e18a06a987b 140
dudmuck 336:1e18a06a987b 141 /** Remove a function object from the chain
dudmuck 336:1e18a06a987b 142 *
dudmuck 336:1e18a06a987b 143 * @arg f the function object to remove
dudmuck 336:1e18a06a987b 144 *
dudmuck 336:1e18a06a987b 145 * @returns
dudmuck 336:1e18a06a987b 146 * true if the function object was found and removed, false otherwise.
dudmuck 336:1e18a06a987b 147 */
dudmuck 336:1e18a06a987b 148 bool remove(pFunctionPointer_t f);
dudmuck 336:1e18a06a987b 149
dudmuck 336:1e18a06a987b 150 /** Call all the functions in the chain in sequence
dudmuck 336:1e18a06a987b 151 */
dudmuck 336:1e18a06a987b 152 void call();
dudmuck 336:1e18a06a987b 153
dudmuck 336:1e18a06a987b 154 #ifdef MBED_OPERATORS
dudmuck 336:1e18a06a987b 155 void operator ()(void) {
dudmuck 336:1e18a06a987b 156 call();
dudmuck 336:1e18a06a987b 157 }
dudmuck 336:1e18a06a987b 158 pFunctionPointer_t operator [](int i) const {
dudmuck 336:1e18a06a987b 159 return get(i);
dudmuck 336:1e18a06a987b 160 }
dudmuck 336:1e18a06a987b 161 #endif
dudmuck 336:1e18a06a987b 162
dudmuck 336:1e18a06a987b 163 private:
dudmuck 336:1e18a06a987b 164 void _check_size();
dudmuck 336:1e18a06a987b 165 pFunctionPointer_t common_add(pFunctionPointer_t pf);
dudmuck 336:1e18a06a987b 166 pFunctionPointer_t common_add_front(pFunctionPointer_t pf);
dudmuck 336:1e18a06a987b 167
dudmuck 336:1e18a06a987b 168 pFunctionPointer_t* _chain;
dudmuck 336:1e18a06a987b 169 int _size;
dudmuck 336:1e18a06a987b 170 int _elements;
dudmuck 336:1e18a06a987b 171
dudmuck 336:1e18a06a987b 172 /* disallow copy constructor and assignment operators */
dudmuck 336:1e18a06a987b 173 private:
dudmuck 336:1e18a06a987b 174 CallChain(const CallChain&);
dudmuck 336:1e18a06a987b 175 CallChain & operator = (const CallChain&);
dudmuck 336:1e18a06a987b 176 };
dudmuck 336:1e18a06a987b 177
dudmuck 336:1e18a06a987b 178 } // namespace mbed
dudmuck 336:1e18a06a987b 179
dudmuck 336:1e18a06a987b 180 #endif
dudmuck 336:1e18a06a987b 181