Adam Kucybala / mbed-src

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Fork of mbed-src by mbed official

common/CallChain.cpp@211:fb8edfff6ae1, 2014-05-25 (annotated)

Committer:
mbed_official
Date:
Sun May 25 08:00:07 2014 +0100
Revision:
211:fb8edfff6ae1
Parent:
36:ab3ee77451e7
Child:
212:34d62c0b2af6
Synchronized with git revision 6d53312090cb63310e39d12eaa59a3b638350b4a



Full URL: https://github.com/mbedmicro/mbed/commit/6d53312090cb63310e39d12eaa59a3b638350b4a/



[NUCLEO_L053R8] Add object pin init for SPI + typo for I2C

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 15:4892fe388435 1 #include "CallChain.h"
bogdanm 15:4892fe388435 2 #include "cmsis.h"
bogdanm 15:4892fe388435 3
bogdanm 15:4892fe388435 4 namespace mbed {
bogdanm 15:4892fe388435 5
bogdanm 15:4892fe388435 6 CallChain::CallChain(int size) : _size(size), _elements(0) {
bogdanm 15:4892fe388435 7 _chain = new pFunctionPointer_t[size]();
bogdanm 15:4892fe388435 8 }
bogdanm 15:4892fe388435 9
bogdanm 15:4892fe388435 10 CallChain::~CallChain() {
bogdanm 15:4892fe388435 11 clear();
bogdanm 15:4892fe388435 12 delete _chain;
bogdanm 15:4892fe388435 13 }
bogdanm 15:4892fe388435 14
bogdanm 15:4892fe388435 15 pFunctionPointer_t CallChain::add(void (*function)(void)) {
bogdanm 15:4892fe388435 16 return common_add(new FunctionPointer(function));
bogdanm 15:4892fe388435 17 }
bogdanm 15:4892fe388435 18
bogdanm 15:4892fe388435 19 pFunctionPointer_t CallChain::add_front(void (*function)(void)) {
bogdanm 15:4892fe388435 20 return common_add_front(new FunctionPointer(function));
bogdanm 15:4892fe388435 21 }
bogdanm 15:4892fe388435 22
bogdanm 15:4892fe388435 23 int CallChain::size() const {
bogdanm 15:4892fe388435 24 return _elements;
bogdanm 15:4892fe388435 25 }
bogdanm 15:4892fe388435 26
bogdanm 15:4892fe388435 27 pFunctionPointer_t CallChain::get(int i) const {
bogdanm 15:4892fe388435 28 if (i < 0 || i >= _elements)
bogdanm 15:4892fe388435 29 return NULL;
bogdanm 15:4892fe388435 30 return _chain[i];
bogdanm 15:4892fe388435 31 }
bogdanm 15:4892fe388435 32
bogdanm 15:4892fe388435 33 int CallChain::find(pFunctionPointer_t f) const {
bogdanm 15:4892fe388435 34 for (int i = 0; i < _elements; i++)
bogdanm 15:4892fe388435 35 if (f == _chain[i])
bogdanm 15:4892fe388435 36 return i;
bogdanm 15:4892fe388435 37 return -1;
bogdanm 15:4892fe388435 38 }
bogdanm 15:4892fe388435 39
bogdanm 15:4892fe388435 40 void CallChain::clear() {
bogdanm 15:4892fe388435 41 for(int i = 0; i < _elements; i ++) {
bogdanm 15:4892fe388435 42 delete _chain[i];
bogdanm 15:4892fe388435 43 _chain[i] = NULL;
bogdanm 15:4892fe388435 44 }
bogdanm 15:4892fe388435 45 _elements = 0;
bogdanm 15:4892fe388435 46 }
bogdanm 15:4892fe388435 47
bogdanm 15:4892fe388435 48 bool CallChain::remove(pFunctionPointer_t f) {
bogdanm 15:4892fe388435 49 int i;
bogdanm 15:4892fe388435 50
bogdanm 15:4892fe388435 51 if ((i = find(f)) == -1)
bogdanm 15:4892fe388435 52 return false;
bogdanm 15:4892fe388435 53 if (i != _elements - 1)
bogdanm 15:4892fe388435 54 memmove(_chain + i, _chain + i + 1, (_elements - i - 1) * sizeof(pFunctionPointer_t));
bogdanm 15:4892fe388435 55 delete f;
bogdanm 15:4892fe388435 56 _elements --;
bogdanm 15:4892fe388435 57 return true;
bogdanm 15:4892fe388435 58 }
bogdanm 15:4892fe388435 59
bogdanm 15:4892fe388435 60 void CallChain::call() {
bogdanm 15:4892fe388435 61 for(int i = 0; i < _elements; i++)
bogdanm 15:4892fe388435 62 _chain[i]->call();
bogdanm 15:4892fe388435 63 }
bogdanm 15:4892fe388435 64
bogdanm 15:4892fe388435 65 void CallChain::_check_size() {
bogdanm 15:4892fe388435 66 if (_elements < _size)
bogdanm 15:4892fe388435 67 return;
bogdanm 15:4892fe388435 68 _size = (_size < 4) ? 4 : _size + 4;
bogdanm 15:4892fe388435 69 pFunctionPointer_t* new_chain = new pFunctionPointer_t[_size]();
bogdanm 15:4892fe388435 70 memcpy(new_chain, _chain, _elements * sizeof(pFunctionPointer_t));
bogdanm 15:4892fe388435 71 delete _chain;
bogdanm 15:4892fe388435 72 _chain = new_chain;
bogdanm 15:4892fe388435 73 }
bogdanm 15:4892fe388435 74
bogdanm 15:4892fe388435 75 pFunctionPointer_t CallChain::common_add(pFunctionPointer_t pf) {
bogdanm 15:4892fe388435 76 _check_size();
bogdanm 15:4892fe388435 77 _chain[_elements] = pf;
bogdanm 15:4892fe388435 78 _elements ++;
bogdanm 15:4892fe388435 79 return pf;
bogdanm 15:4892fe388435 80 }
bogdanm 15:4892fe388435 81
bogdanm 15:4892fe388435 82 pFunctionPointer_t CallChain::common_add_front(pFunctionPointer_t pf) {
bogdanm 15:4892fe388435 83 _check_size();
bogdanm 15:4892fe388435 84 memmove(_chain + 1, _chain, _elements * sizeof(pFunctionPointer_t));
bogdanm 15:4892fe388435 85 _chain[0] = pf;
bogdanm 15:4892fe388435 86 _elements ++;
bogdanm 15:4892fe388435 87 return pf;
bogdanm 15:4892fe388435 88 }
bogdanm 15:4892fe388435 89
bogdanm 15:4892fe388435 90 } // namespace mbed