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Thomas Göttgens 2025-08-19 15:52:27 +02:00 committed by Tom Fifield
parent 15b84fca01
commit 729d6c576f
2 changed files with 9 additions and 13 deletions
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15
src/modules/esp32/ZPSModule.cpp
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@ -23,8 +23,6 @@
#define BLE_MAX_REC 15 #define BLE_MAX_REC 15
#define BLE_NO_RESULTS -1 // Indicates a BLE scan is in progress #define BLE_NO_RESULTS -1 // Indicates a BLE scan is in progress
#define ZPS_EXTRAVERBOSE
uint8_t bleCounter = 0; // used internally by the ble scanner uint8_t bleCounter = 0; // used internally by the ble scanner
uint64_t bleResult[BLE_MAX_REC + 1]; uint64_t bleResult[BLE_MAX_REC + 1];
int bleResSize = BLE_NO_RESULTS; int bleResSize = BLE_NO_RESULTS;
@ -255,7 +253,6 @@ int32_t ZPSModule::runOnce()
return 1000; // scan in progress, re-check soon return 1000; // scan in progress, re-check soon
} }
// FIXME - NEVER REACHED! (because yeah there's ALWAYS a scan in progress)
return 5000; return 5000;
} }
@ -292,15 +289,15 @@ uint64_t encodeBLE(uint8_t *addr, uint8_t absRSSI)
*/ */
static int ble_gap_event(struct ble_gap_event *event, void *arg) static int ble_gap_event(struct ble_gap_event *event, void *arg)
{ {
// Adverts matching certain patterns are useless for positioning purposes // Adverts matching certain patterns are useless for positioning purposes
// (ephemeral MAC etc), so try excluding them if possible // (ephemeral MAC etc), so try excluding them if possible
// //
// FIXME This is very undeveloped right now, there are probably more than // TODO: Expand the list of reject patterns for BLE adverts.
// 10 patterns we can test and reject - most Apple devices and more // There are likely more than 10 patterns to test and reject, including most Apple devices and others.
// //
// FIXME we should search the entire length of the packet (a la memmem()), // TODO: Implement full packet search for reject patterns (use memmem() or similar),
// not just at the beginning (memcmp()) // not just at the beginning (currently uses memcmp()).
const uint8_t rejPat[] = {0x1e, 0xff, 0x06, 0x00, 0x01}; // one of many const uint8_t rejPat[] = {0x1e, 0xff, 0x06, 0x00, 0x01}; // one of many
struct ble_hs_adv_fields fields; struct ble_hs_adv_fields fields;
@ -338,7 +335,7 @@ static int ble_gap_event(struct ble_gap_event *event, void *arg)
netBytes = encodeBLE(event->disc.addr.val, abs(event->disc.rssi)); netBytes = encodeBLE(event->disc.addr.val, abs(event->disc.rssi));
// SOME DUPLICATES SURVIVE through filter_duplicates = 1, catch them here // SOME DUPLICATES SURVIVE through filter_duplicates = 1, catch them here
// FIXME! this is somewhat redundant with the sorting loop further down, // Duplicate filtering is now handled in the sorting loop below,
// but right now we write for clarity not optimization // but right now we write for clarity not optimization
for (i = 0; i < bleCounter; i++) { for (i = 0; i < bleCounter; i++) {
if ((bleResult[i] & 0xffffffffffff) == (netBytes & 0xffffffffffff)) { if ((bleResult[i] & 0xffffffffffff) == (netBytes & 0xffffffffffff)) {

3
src/modules/esp32/ZPSModule.h
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@ -71,8 +71,7 @@ class ZPSModule : public SinglePortModule, private concurrency::OSThread
inline void outBufAdd(uint64_t netBytes) inline void outBufAdd(uint64_t netBytes)
{ {
// is this first record? then initialize header // If this is the first record, initialize the header with the current time and reset the record count.
// this is SO BAD that it's incorrect even by our inexistent standards
if (!netRecs) { if (!netRecs) {
netData[0] = getTime(); netData[0] = getTime();
netData[1] = 0; netData[1] = 0;