BA / Mbed OS BaBoRo_test2

Backup 1

mbed-os/platform/CallChain.cpp@0:02dd72d1d465, 2018-04-24 (annotated)

Committer:
borlanic
Date:
Tue Apr 24 11:45:18 2018 +0000
Revision:
0:02dd72d1d465
BaBoRo_test2 - backup 1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
borlanic 0:02dd72d1d465 1
borlanic 0:02dd72d1d465 2 // Suppress deprecation warnings since this whole
borlanic 0:02dd72d1d465 3 // class is deprecated already
borlanic 0:02dd72d1d465 4 #include "mbed_toolchain.h"
borlanic 0:02dd72d1d465 5 #undef MBED_DEPRECATED_SINCE
borlanic 0:02dd72d1d465 6 #define MBED_DEPRECATED_SINCE(...)
borlanic 0:02dd72d1d465 7
borlanic 0:02dd72d1d465 8 #include "platform/CallChain.h"
borlanic 0:02dd72d1d465 9 #include "cmsis.h"
borlanic 0:02dd72d1d465 10 #include "platform/mbed_critical.h"
borlanic 0:02dd72d1d465 11
borlanic 0:02dd72d1d465 12 namespace mbed {
borlanic 0:02dd72d1d465 13
borlanic 0:02dd72d1d465 14 class CallChainLink {
borlanic 0:02dd72d1d465 15 public:
borlanic 0:02dd72d1d465 16 CallChainLink(): cb(), next(NULL) {
borlanic 0:02dd72d1d465 17 // No work to do
borlanic 0:02dd72d1d465 18 }
borlanic 0:02dd72d1d465 19
borlanic 0:02dd72d1d465 20 CallChainLink(Callback<void()> &callback): cb(callback), next(NULL) {
borlanic 0:02dd72d1d465 21 // No work to do
borlanic 0:02dd72d1d465 22 }
borlanic 0:02dd72d1d465 23 Callback<void()> cb;
borlanic 0:02dd72d1d465 24 CallChainLink * next;
borlanic 0:02dd72d1d465 25 };
borlanic 0:02dd72d1d465 26
borlanic 0:02dd72d1d465 27 CallChain::CallChain(int size) : _chain(NULL) {
borlanic 0:02dd72d1d465 28 // No work to do
borlanic 0:02dd72d1d465 29 }
borlanic 0:02dd72d1d465 30
borlanic 0:02dd72d1d465 31 CallChain::~CallChain() {
borlanic 0:02dd72d1d465 32 clear();
borlanic 0:02dd72d1d465 33 }
borlanic 0:02dd72d1d465 34
borlanic 0:02dd72d1d465 35 pFunctionPointer_t CallChain::add(Callback<void()> func) {
borlanic 0:02dd72d1d465 36 CallChainLink *new_link = new CallChainLink(func);
borlanic 0:02dd72d1d465 37 if (NULL == _chain) {
borlanic 0:02dd72d1d465 38 _chain = new_link;
borlanic 0:02dd72d1d465 39 return &new_link->cb;
borlanic 0:02dd72d1d465 40 }
borlanic 0:02dd72d1d465 41
borlanic 0:02dd72d1d465 42 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 43 while (true) {
borlanic 0:02dd72d1d465 44 if (NULL == link->next) {
borlanic 0:02dd72d1d465 45 link->next = new_link;
borlanic 0:02dd72d1d465 46 return &new_link->cb;
borlanic 0:02dd72d1d465 47 }
borlanic 0:02dd72d1d465 48 link = link->next;
borlanic 0:02dd72d1d465 49 }
borlanic 0:02dd72d1d465 50 }
borlanic 0:02dd72d1d465 51
borlanic 0:02dd72d1d465 52 pFunctionPointer_t CallChain::add_front(Callback<void()> func) {
borlanic 0:02dd72d1d465 53 CallChainLink *link = new CallChainLink(func);
borlanic 0:02dd72d1d465 54 link->next = _chain;
borlanic 0:02dd72d1d465 55 _chain = link;
borlanic 0:02dd72d1d465 56 return &link->cb;
borlanic 0:02dd72d1d465 57 }
borlanic 0:02dd72d1d465 58
borlanic 0:02dd72d1d465 59 int CallChain::size() const {
borlanic 0:02dd72d1d465 60 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 61 int elements = 0;
borlanic 0:02dd72d1d465 62 while (link != NULL) {
borlanic 0:02dd72d1d465 63 elements++;
borlanic 0:02dd72d1d465 64 link = link->next;
borlanic 0:02dd72d1d465 65 }
borlanic 0:02dd72d1d465 66 return elements;
borlanic 0:02dd72d1d465 67 }
borlanic 0:02dd72d1d465 68
borlanic 0:02dd72d1d465 69 pFunctionPointer_t CallChain::get(int idx) const {
borlanic 0:02dd72d1d465 70 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 71 for (int i = 0; i < idx; i++) {
borlanic 0:02dd72d1d465 72 if (NULL == link) {
borlanic 0:02dd72d1d465 73 break;
borlanic 0:02dd72d1d465 74 }
borlanic 0:02dd72d1d465 75 link = link->next;
borlanic 0:02dd72d1d465 76 }
borlanic 0:02dd72d1d465 77 return &link->cb;
borlanic 0:02dd72d1d465 78 }
borlanic 0:02dd72d1d465 79
borlanic 0:02dd72d1d465 80 int CallChain::find(pFunctionPointer_t f) const {
borlanic 0:02dd72d1d465 81 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 82 int i = 0;
borlanic 0:02dd72d1d465 83 while (link != NULL) {
borlanic 0:02dd72d1d465 84 if (f == &link->cb) {
borlanic 0:02dd72d1d465 85 return i;
borlanic 0:02dd72d1d465 86 }
borlanic 0:02dd72d1d465 87 i++;
borlanic 0:02dd72d1d465 88 link = link->next;
borlanic 0:02dd72d1d465 89 }
borlanic 0:02dd72d1d465 90 return -1;
borlanic 0:02dd72d1d465 91 }
borlanic 0:02dd72d1d465 92
borlanic 0:02dd72d1d465 93 void CallChain::clear() {
borlanic 0:02dd72d1d465 94 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 95 _chain = NULL;
borlanic 0:02dd72d1d465 96 while (link != NULL) {
borlanic 0:02dd72d1d465 97 CallChainLink *temp = link->next;
borlanic 0:02dd72d1d465 98 delete link;
borlanic 0:02dd72d1d465 99 link = temp;
borlanic 0:02dd72d1d465 100 }
borlanic 0:02dd72d1d465 101 }
borlanic 0:02dd72d1d465 102
borlanic 0:02dd72d1d465 103 bool CallChain::remove(pFunctionPointer_t f) {
borlanic 0:02dd72d1d465 104 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 105 while (link != NULL) {
borlanic 0:02dd72d1d465 106 if (f == &link->cb) {
borlanic 0:02dd72d1d465 107 delete link;
borlanic 0:02dd72d1d465 108 return true;
borlanic 0:02dd72d1d465 109 }
borlanic 0:02dd72d1d465 110 link = link->next;
borlanic 0:02dd72d1d465 111 }
borlanic 0:02dd72d1d465 112 return false;
borlanic 0:02dd72d1d465 113 }
borlanic 0:02dd72d1d465 114
borlanic 0:02dd72d1d465 115 void CallChain::call() {
borlanic 0:02dd72d1d465 116 CallChainLink *link = _chain;
borlanic 0:02dd72d1d465 117 while (link != NULL) {
borlanic 0:02dd72d1d465 118 link->cb.call();
borlanic 0:02dd72d1d465 119 link = link->next;
borlanic 0:02dd72d1d465 120 }
borlanic 0:02dd72d1d465 121 }
borlanic 0:02dd72d1d465 122
borlanic 0:02dd72d1d465 123 } // namespace mbed