update() [4/4]

bool SvcDataDictionary::update	(	const char *	key,
		int32_t	val,
		uint32_t *	owner
	)

update the value of an owned record
creates a new record if one does not exist and
initializes its value to zero

Parameters

key
val
owner

Returns

true

false

Definition at line 107 of file svcDataDictionary.cpp.

                                                                         {
    uint32_t h;
    h = hash(key);
 
    for(int i=0;i<DATADICT_KEYVALUE_PAIRS;i++){
        //key found
        if (record[i].key_hash == h){
        //if ((0==strncmp(record[i].key,key,DATADICT_MAX_KEY_LEN))){
            if (record[next].owner == owner && record[next].data_type == DDDT_INT32){
                record[i].val.int32_val = val;
                //arm_dcache_flush_delete(&record[i], sizeof(record[i]));
                return true;
            } else return false;
        }
    }
    //key not found - try to create a new record
    return create(key, val, owner);
}

References create(), DDDT_INT32, hash(), value_container::int32_val, next, record, and svcDataDictionaryRecord::val.

Referenced by dataDictUpdateCallback(), dataDictUpdateFloatCallback(), AppWren::enablePixelOP(), handleClockCallback(), SvcSerialCommandInterface::messageHandler_UPDATE_DD(), AppScope::render(), AppWren::render(), AppManager::requestArmSetClock(), AppManager::update(), and AppScope::update().

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