I-O DATA DEV2 / KANI-GS1_mbed-dev

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Fork of UDNS1_mbed-dev by I-O DATA DEV2

platform/CallChain.cpp@160:d5399cc887bb, 2017-03-14 (annotated)

Committer:
<>
Date:
Tue Mar 14 16:40:56 2017 +0000
Revision:
160:d5399cc887bb
Parent:
149:156823d33999 
This updates the lib to the mbed lib v138

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 149:156823d33999 1 #include "platform/CallChain.h"
<> 149:156823d33999 2 #include "cmsis.h"
<> 160:d5399cc887bb 3 #include "platform/mbed_critical.h"
<> 149:156823d33999 4
<> 149:156823d33999 5 namespace mbed {
<> 149:156823d33999 6
<> 149:156823d33999 7 class CallChainLink {
<> 149:156823d33999 8 public:
<> 149:156823d33999 9 CallChainLink(): cb(), next(NULL) {
<> 149:156823d33999 10 // No work to do
<> 149:156823d33999 11 }
<> 149:156823d33999 12
<> 149:156823d33999 13 CallChainLink(Callback<void()> &callback): cb(callback), next(NULL) {
<> 149:156823d33999 14 // No work to do
<> 149:156823d33999 15 }
<> 149:156823d33999 16 Callback<void()> cb;
<> 149:156823d33999 17 CallChainLink * next;
<> 149:156823d33999 18 };
<> 149:156823d33999 19
<> 149:156823d33999 20 CallChain::CallChain(int size) : _chain(NULL) {
<> 149:156823d33999 21 // No work to do
<> 149:156823d33999 22 }
<> 149:156823d33999 23
<> 149:156823d33999 24 CallChain::~CallChain() {
<> 149:156823d33999 25 clear();
<> 149:156823d33999 26 }
<> 149:156823d33999 27
<> 149:156823d33999 28 pFunctionPointer_t CallChain::add(Callback<void()> func) {
<> 149:156823d33999 29 CallChainLink *new_link = new CallChainLink(func);
<> 149:156823d33999 30 if (NULL == _chain) {
<> 149:156823d33999 31 _chain = new_link;
<> 149:156823d33999 32 return &new_link->cb;
<> 149:156823d33999 33 }
<> 149:156823d33999 34
<> 149:156823d33999 35 CallChainLink *link = _chain;
<> 149:156823d33999 36 while (true) {
<> 149:156823d33999 37 if (NULL == link->next) {
<> 149:156823d33999 38 link->next = new_link;
<> 149:156823d33999 39 return &new_link->cb;
<> 149:156823d33999 40 }
<> 149:156823d33999 41 link = link->next;
<> 149:156823d33999 42 }
<> 149:156823d33999 43 }
<> 149:156823d33999 44
<> 149:156823d33999 45 pFunctionPointer_t CallChain::add_front(Callback<void()> func) {
<> 149:156823d33999 46 CallChainLink *link = new CallChainLink(func);
<> 149:156823d33999 47 link->next = _chain;
<> 149:156823d33999 48 _chain = link;
<> 149:156823d33999 49 return &link->cb;
<> 149:156823d33999 50 }
<> 149:156823d33999 51
<> 149:156823d33999 52 int CallChain::size() const {
<> 149:156823d33999 53 CallChainLink *link = _chain;
<> 149:156823d33999 54 int elements = 0;
<> 149:156823d33999 55 while (link != NULL) {
<> 149:156823d33999 56 elements++;
<> 149:156823d33999 57 link = link->next;
<> 149:156823d33999 58 }
<> 149:156823d33999 59 return elements;
<> 149:156823d33999 60 }
<> 149:156823d33999 61
<> 149:156823d33999 62 pFunctionPointer_t CallChain::get(int idx) const {
<> 149:156823d33999 63 CallChainLink *link = _chain;
<> 149:156823d33999 64 for (int i = 0; i < idx; i++) {
<> 149:156823d33999 65 if (NULL == link) {
<> 149:156823d33999 66 break;
<> 149:156823d33999 67 }
<> 149:156823d33999 68 link = link->next;
<> 149:156823d33999 69 }
<> 149:156823d33999 70 return &link->cb;
<> 149:156823d33999 71 }
<> 149:156823d33999 72
<> 149:156823d33999 73 int CallChain::find(pFunctionPointer_t f) const {
<> 149:156823d33999 74 CallChainLink *link = _chain;
<> 149:156823d33999 75 int i = 0;
<> 149:156823d33999 76 while (link != NULL) {
<> 149:156823d33999 77 if (f == &link->cb) {
<> 149:156823d33999 78 return i;
<> 149:156823d33999 79 }
<> 149:156823d33999 80 i++;
<> 149:156823d33999 81 link = link->next;
<> 149:156823d33999 82 }
<> 149:156823d33999 83 return -1;
<> 149:156823d33999 84 }
<> 149:156823d33999 85
<> 149:156823d33999 86 void CallChain::clear() {
<> 149:156823d33999 87 CallChainLink *link = _chain;
<> 149:156823d33999 88 _chain = NULL;
<> 149:156823d33999 89 while (link != NULL) {
<> 149:156823d33999 90 CallChainLink *temp = link->next;
<> 149:156823d33999 91 delete link;
<> 149:156823d33999 92 link = temp;
<> 149:156823d33999 93 }
<> 149:156823d33999 94 }
<> 149:156823d33999 95
<> 149:156823d33999 96 bool CallChain::remove(pFunctionPointer_t f) {
<> 149:156823d33999 97 CallChainLink *link = _chain;
<> 149:156823d33999 98 while (link != NULL) {
<> 149:156823d33999 99 if (f == &link->cb) {
<> 149:156823d33999 100 delete link;
<> 149:156823d33999 101 return true;
<> 149:156823d33999 102 }
<> 149:156823d33999 103 link = link->next;
<> 149:156823d33999 104 }
<> 149:156823d33999 105 return false;
<> 149:156823d33999 106 }
<> 149:156823d33999 107
<> 149:156823d33999 108 void CallChain::call() {
<> 149:156823d33999 109 CallChainLink *link = _chain;
<> 149:156823d33999 110 while (link != NULL) {
<> 149:156823d33999 111 link->cb.call();
<> 149:156823d33999 112 link = link->next;
<> 149:156823d33999 113 }
<> 149:156823d33999 114 }
<> 149:156823d33999 115
<> 149:156823d33999 116 } // namespace mbed