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Code Issues Releases Wiki Activity

Fix unbound BLE event queue growth and reduce memory usage (#9052)

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This commit is contained in:
J. Nick Koston
2025-06-14 23:45:41 -05:00
committed by GitHub
parent 78e3c6333f
commit 07cf6e723b
12 changed files with 397 additions and 195 deletions
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24
esphome/components/esp32_ble/ble.h
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@@ -2,6 +2,7 @@
#include "ble_advertising.h"
#include "ble_uuid.h"
#include "ble_scan_result.h"
#include <functional>
@@ -22,6 +23,13 @@
namespace esphome {
namespace esp32_ble {
// Maximum number of BLE scan results to buffer
#ifdef USE_PSRAM
static constexpr uint8_t SCAN_RESULT_BUFFER_SIZE = 32;
#else
static constexpr uint8_t SCAN_RESULT_BUFFER_SIZE = 20;
#endif
uint64_t ble_addr_to_uint64(const esp_bd_addr_t address);
// NOLINTNEXTLINE(modernize-use-using)
@@ -57,6 +65,11 @@ class GAPEventHandler {
virtual void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) = 0;
};
class GAPScanEventHandler {
public:
virtual void gap_scan_event_handler(const BLEScanResult &scan_result) = 0;
};
class GATTcEventHandler {
public:
virtual void gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
@@ -101,6 +114,9 @@ class ESP32BLE : public Component {
void advertising_register_raw_advertisement_callback(std::function<void(bool)> &&callback);
void register_gap_event_handler(GAPEventHandler *handler) { this->gap_event_handlers_.push_back(handler); }
void register_gap_scan_event_handler(GAPScanEventHandler *handler) {
this->gap_scan_event_handlers_.push_back(handler);
}
void register_gattc_event_handler(GATTcEventHandler *handler) { this->gattc_event_handlers_.push_back(handler); }
void register_gatts_event_handler(GATTsEventHandler *handler) { this->gatts_event_handlers_.push_back(handler); }
void register_ble_status_event_handler(BLEStatusEventHandler *handler) {
@@ -113,16 +129,16 @@ class ESP32BLE : public Component {
static void gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param);
static void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param);
void real_gatts_event_handler_(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param);
void real_gattc_event_handler_(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param);
void real_gap_event_handler_(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param);
bool ble_setup_();
bool ble_dismantle_();
bool ble_pre_setup_();
void advertising_init_();
private:
template<typename... Args> friend void enqueue_ble_event(Args... args);
std::vector<GAPEventHandler *> gap_event_handlers_;
std::vector<GAPScanEventHandler *> gap_scan_event_handlers_;
std::vector<GATTcEventHandler *> gattc_event_handlers_;
std::vector<GATTsEventHandler *> gatts_event_handlers_;
std::vector<BLEStatusEventHandler *> ble_status_event_handlers_;