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Merge pull request #80 from boybundit/eeprom-get-put

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Add get and put functions to EEPROM
This commit is contained in:
Ivan Grokhotkov 2015-04-19 10:23:06 +08:00
commit 3ef9f9db54
1 changed files with 22 additions and 0 deletions
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22
libraries/EEPROM/EEPROM.h
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@ -24,6 +24,7 @@
#include <stddef.h> #include <stddef.h>
#include <stdint.h> #include <stdint.h>
#include <string.h>
class EEPROMClass class EEPROMClass
{ {
@ -35,6 +36,27 @@ class EEPROMClass
void commit(); void commit();
void end(); void end();
template<typename T> T &get(int address, T &t)
{
if (address < 0 || address + sizeof(T) > _size)
return t;
uint8_t *ptr = (uint8_t*) &t;
memcpy(ptr, _data + address, sizeof(T));
return t;
}
template<typename T> const T &put(int address, const T &t)
{
if (address < 0 || address + sizeof(T) > _size)
return t;
const uint8_t *ptr = (const uint8_t*) &t;
memcpy(_data + address, ptr, sizeof(T));
_dirty = true;
return t;
}
protected: protected:
uint8_t* _data; uint8_t* _data;
size_t _size; size_t _size;