DigitalInfinity/ESP32-PaxCounter
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beacon monitor mode bugfix

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This commit is contained in:
Klaus K Wilting 2018-07-24 21:23:27 +02:00
parent 4ec63085ca
commit 4070d5231a
2 changed files with 22 additions and 17 deletions
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6
src/beacon_array.h
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@ -1,5 +1,5 @@
std::array<uint32_t, 5>::iterator it;
std::array<uint32_t, 5> beacons = {0x000000000000, 0x000000000000,
0x000000000000, 0x000000000000,
0x000000000000};
std::array<uint32_t, 5> beacons = {0x000000000000, 0x111111111111,
0x123456789000, 0xaaaaaaaaaaaa,
0x0101010101010};

33
src/macsniff.cpp
View File

@ -42,15 +42,18 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
char buff[16]; // temporary buffer for printf
bool added = false;
uint32_t addr2int, vendor2int; // temporary buffer for MAC and Vendor OUI
uint16_t hashedmac; // temporary buffer for generated hash value
uint8_t beacon = 0; // beacon number in test monitor mode
uint32_t addr2int, vendor2int,
tempmac; // temporary buffer for MAC and Vendor OUI
uint16_t hashedmac; // temporary buffer for generated hash value
uint8_t beaconID = 0; // beacon number in test monitor mode
// only last 3 MAC Address bytes are used for MAC address anonymization
// but since it's uint32 we take 4 bytes to avoid 1st value to be 0
addr2int = ((uint32_t)paddr[2]) | ((uint32_t)paddr[3] << 8) |
((uint32_t)paddr[4] << 16) | ((uint32_t)paddr[5] << 24);
tempmac = addr2int; // temporary store mac for beacon check
#ifdef VENDORFILTER
vendor2int = ((uint32_t)paddr[2]) | ((uint32_t)paddr[1] << 8) |
((uint32_t)paddr[0] << 16);
@ -63,16 +66,6 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
// and increment counter on display
// https://en.wikipedia.org/wiki/MAC_Address_Anonymization
// in test monitor mode check if MAC is a known beacon
if (cfg.monitormode) {
beacon = isBeacon(addr2int);
if (beacon) {
payload.reset();
payload.addAlarm(rssi, beacon);
senddata(BEACONPORT);
}
};
addr2int += (uint32_t)salt; // add 16-bit salt to pseudo MAC
snprintf(
buff, sizeof(buff), "%08X",
@ -85,6 +78,7 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
// Count only if MAC was not yet seen
if (added) {
// increment counter and one blink led
if (sniff_type == MAC_SNIFF_WIFI) {
macs_wifi++; // increment Wifi MACs counter
@ -100,7 +94,18 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
#endif
}
#endif
}
// in beacon monitor mode check if seen MAC is a known beacon
if (cfg.monitormode) {
beaconID = isBeacon(tempmac);
if (beaconID) {
payload.reset();
payload.addAlarm(rssi, beaconID);
senddata(BEACONPORT);
}
};
} // added
// Log scan result
ESP_LOGD(TAG,