LookupTable.cpp

00001 #include "LookupTable.h"
00002 #include "sfh_mbed.h"
00003 
00004 #include <iostream>
00005 #define LOOKUP_TABLE_SIZE 30000
00006 
00007 LookupTable::LookupTable(void){
00008     //uint32_t * lookupTable = new int[INITIAL_LOOKUP_TABLE_SIZE];   
00009     LookupTableStruct = new (nothrow) pair<BLEProtocol::AddressBytes_t, unsigned char *> * [LOOKUP_TABLE_SIZE];
00010 
00011     if(this->LookupTableStruct == NULL){
00012         printf("Exception ignored, uncomment 'nothrow' for more efficient code\n\n"); 
00013     }
00014 
00015 }
00016 
00017 void LookupTable::clearLookupTable(void){
00018     for(uint32_t i = 0; i < LOOKUP_TABLE_SIZE; i++){
00019       delete LookupTableStruct[i];
00020     }
00021     delete [] LookupTableStruct; 
00022 }
00023 
00024 LookupTable::~LookupTable(void){
00025     clearLookupTable(); 
00026 }
00027 
00028 
00029 int LookupTable::insertValue(BLEProtocol::AddressBytes_t scanned_ble_address, unsigned char * encryptedCounter){
00030     
00031     if(scanned_ble_address == NULL || encryptedCounter == NULL)
00032         return -1; //Error
00033 
00034    // map<const char * data, 
00035      uint32_t hasehdBLEAddress = hash((const char *) scanned_ble_address, 6);
00036     //uint32_t hashedCounter = hash(encryptedCounter,sizeof(encryptedCounter));
00037 
00038     //map<BLEProtocol::AddressBytes_t, unsigned char *> indirectMap;
00039     uint32_t index = hasehdBLEAddress % LOOKUP_TABLE_SIZE;
00040     pair<BLEProtocol::AddressBytes_t, unsigned char *> tableValue;// = make_pair (scanned_ble_address,encryptedCounter); // (scanned_ble_address, encryptedCounter); 
00041     //tableValue = make_pair(scanned_ble_address,encryptedCounter);
00042     tableValue = pair<BLEProtocol::AddressBytes_t, unsigned char *>(scanned_ble_address,encryptedCounter); 
00043     LookupTableStruct[index] = &tableValue; 
00044 
00045     return 0; //Success
00046 }