Vipin Ranka / MGAS_GR_Peach

This is the final version of Mini Gateway for Automation and Security desgined for Renesas GR Peach Design Contest

Dependencies:   GR-PEACH_video GraphicsFramework HTTPServer R_BSP mbed-rpc mbed-rtos Socket lwip-eth lwip-sys lwip FATFileSystem

Fork of mbed-os-example-mbed5-blinky by mbed-os-examples

mbed-dev/platform/CallChain.cpp@12:9a20164dcc47, 2017-01-11 (annotated)

Committer:
vipinranka
Date:
Wed Jan 11 11:41:30 2017 +0000
Revision:
12:9a20164dcc47
This is the final version MGAS Project for Renesas GR Peach Design Contest

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vipinranka 12:9a20164dcc47 1 #include "platform/CallChain.h"
vipinranka 12:9a20164dcc47 2 #include "cmsis.h"
vipinranka 12:9a20164dcc47 3 #include "platform/critical.h"
vipinranka 12:9a20164dcc47 4
vipinranka 12:9a20164dcc47 5 namespace mbed {
vipinranka 12:9a20164dcc47 6
vipinranka 12:9a20164dcc47 7 class CallChainLink {
vipinranka 12:9a20164dcc47 8 public:
vipinranka 12:9a20164dcc47 9 CallChainLink(): cb(), next(NULL) {
vipinranka 12:9a20164dcc47 10 // No work to do
vipinranka 12:9a20164dcc47 11 }
vipinranka 12:9a20164dcc47 12
vipinranka 12:9a20164dcc47 13 CallChainLink(Callback<void()> &callback): cb(callback), next(NULL) {
vipinranka 12:9a20164dcc47 14 // No work to do
vipinranka 12:9a20164dcc47 15 }
vipinranka 12:9a20164dcc47 16 Callback<void()> cb;
vipinranka 12:9a20164dcc47 17 CallChainLink * next;
vipinranka 12:9a20164dcc47 18 };
vipinranka 12:9a20164dcc47 19
vipinranka 12:9a20164dcc47 20 CallChain::CallChain(int size) : _chain(NULL) {
vipinranka 12:9a20164dcc47 21 // No work to do
vipinranka 12:9a20164dcc47 22 }
vipinranka 12:9a20164dcc47 23
vipinranka 12:9a20164dcc47 24 CallChain::~CallChain() {
vipinranka 12:9a20164dcc47 25 clear();
vipinranka 12:9a20164dcc47 26 }
vipinranka 12:9a20164dcc47 27
vipinranka 12:9a20164dcc47 28 pFunctionPointer_t CallChain::add(Callback<void()> func) {
vipinranka 12:9a20164dcc47 29 CallChainLink *new_link = new CallChainLink(func);
vipinranka 12:9a20164dcc47 30 if (NULL == _chain) {
vipinranka 12:9a20164dcc47 31 _chain = new_link;
vipinranka 12:9a20164dcc47 32 return &new_link->cb;
vipinranka 12:9a20164dcc47 33 }
vipinranka 12:9a20164dcc47 34
vipinranka 12:9a20164dcc47 35 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 36 while (true) {
vipinranka 12:9a20164dcc47 37 if (NULL == link->next) {
vipinranka 12:9a20164dcc47 38 link->next = new_link;
vipinranka 12:9a20164dcc47 39 return &new_link->cb;
vipinranka 12:9a20164dcc47 40 }
vipinranka 12:9a20164dcc47 41 link = link->next;
vipinranka 12:9a20164dcc47 42 }
vipinranka 12:9a20164dcc47 43 }
vipinranka 12:9a20164dcc47 44
vipinranka 12:9a20164dcc47 45 pFunctionPointer_t CallChain::add_front(Callback<void()> func) {
vipinranka 12:9a20164dcc47 46 CallChainLink *link = new CallChainLink(func);
vipinranka 12:9a20164dcc47 47 link->next = _chain;
vipinranka 12:9a20164dcc47 48 _chain = link;
vipinranka 12:9a20164dcc47 49 return &link->cb;
vipinranka 12:9a20164dcc47 50 }
vipinranka 12:9a20164dcc47 51
vipinranka 12:9a20164dcc47 52 int CallChain::size() const {
vipinranka 12:9a20164dcc47 53 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 54 int elements = 0;
vipinranka 12:9a20164dcc47 55 while (link != NULL) {
vipinranka 12:9a20164dcc47 56 elements++;
vipinranka 12:9a20164dcc47 57 link = link->next;
vipinranka 12:9a20164dcc47 58 }
vipinranka 12:9a20164dcc47 59 return elements;
vipinranka 12:9a20164dcc47 60 }
vipinranka 12:9a20164dcc47 61
vipinranka 12:9a20164dcc47 62 pFunctionPointer_t CallChain::get(int idx) const {
vipinranka 12:9a20164dcc47 63 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 64 for (int i = 0; i < idx; i++) {
vipinranka 12:9a20164dcc47 65 if (NULL == link) {
vipinranka 12:9a20164dcc47 66 break;
vipinranka 12:9a20164dcc47 67 }
vipinranka 12:9a20164dcc47 68 link = link->next;
vipinranka 12:9a20164dcc47 69 }
vipinranka 12:9a20164dcc47 70 return &link->cb;
vipinranka 12:9a20164dcc47 71 }
vipinranka 12:9a20164dcc47 72
vipinranka 12:9a20164dcc47 73 int CallChain::find(pFunctionPointer_t f) const {
vipinranka 12:9a20164dcc47 74 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 75 int i = 0;
vipinranka 12:9a20164dcc47 76 while (link != NULL) {
vipinranka 12:9a20164dcc47 77 if (f == &link->cb) {
vipinranka 12:9a20164dcc47 78 return i;
vipinranka 12:9a20164dcc47 79 }
vipinranka 12:9a20164dcc47 80 i++;
vipinranka 12:9a20164dcc47 81 link = link->next;
vipinranka 12:9a20164dcc47 82 }
vipinranka 12:9a20164dcc47 83 return -1;
vipinranka 12:9a20164dcc47 84 }
vipinranka 12:9a20164dcc47 85
vipinranka 12:9a20164dcc47 86 void CallChain::clear() {
vipinranka 12:9a20164dcc47 87 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 88 _chain = NULL;
vipinranka 12:9a20164dcc47 89 while (link != NULL) {
vipinranka 12:9a20164dcc47 90 CallChainLink *temp = link->next;
vipinranka 12:9a20164dcc47 91 delete link;
vipinranka 12:9a20164dcc47 92 link = temp;
vipinranka 12:9a20164dcc47 93 }
vipinranka 12:9a20164dcc47 94 }
vipinranka 12:9a20164dcc47 95
vipinranka 12:9a20164dcc47 96 bool CallChain::remove(pFunctionPointer_t f) {
vipinranka 12:9a20164dcc47 97 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 98 while (link != NULL) {
vipinranka 12:9a20164dcc47 99 if (f == &link->cb) {
vipinranka 12:9a20164dcc47 100 delete link;
vipinranka 12:9a20164dcc47 101 return true;
vipinranka 12:9a20164dcc47 102 }
vipinranka 12:9a20164dcc47 103 link = link->next;
vipinranka 12:9a20164dcc47 104 }
vipinranka 12:9a20164dcc47 105 return false;
vipinranka 12:9a20164dcc47 106 }
vipinranka 12:9a20164dcc47 107
vipinranka 12:9a20164dcc47 108 void CallChain::call() {
vipinranka 12:9a20164dcc47 109 CallChainLink *link = _chain;
vipinranka 12:9a20164dcc47 110 while (link != NULL) {
vipinranka 12:9a20164dcc47 111 link->cb.call();
vipinranka 12:9a20164dcc47 112 link = link->next;
vipinranka 12:9a20164dcc47 113 }
vipinranka 12:9a20164dcc47 114 }
vipinranka 12:9a20164dcc47 115
vipinranka 12:9a20164dcc47 116 } // namespace mbed