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tweak

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This commit is contained in:
J. Nick Koston
2025-06-11 10:58:56 -05:00
parent 068c62c6fe
commit a1b5a2abcb
1 changed files with 4 additions and 5 deletions
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9
esphome/components/esp32_ble/ble_event.h
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@@ -32,7 +32,6 @@ class BLEEvent {
BLEEvent(esp_gap_ble_cb_event_t e, esp_ble_gap_cb_param_t *p) { BLEEvent(esp_gap_ble_cb_event_t e, esp_ble_gap_cb_param_t *p) {
this->type_ = GAP; this->type_ = GAP;
this->event_.gap.gap_event = e; this->event_.gap.gap_event = e;
this->event_.gap.ext_data = nullptr; // GAP events don't use external data
// Only copy the data we actually use for each GAP event type // Only copy the data we actually use for each GAP event type
switch (e) { switch (e) {
@@ -137,14 +136,13 @@ class BLEEvent {
// NOLINTNEXTLINE(readability-identifier-naming) // NOLINTNEXTLINE(readability-identifier-naming)
struct gap_event { struct gap_event {
esp_gap_ble_cb_event_t gap_event; esp_gap_ble_cb_event_t gap_event;
void *ext_data; // Always nullptr for GAP, just for alignment
union { union {
BLEScanResult scan_result; // 73 bytes BLEScanResult scan_result; // 73 bytes
struct { struct {
esp_bt_status_t status; esp_bt_status_t status;
} scan_complete; // 1 byte } scan_complete; // 1 byte
}; };
} gap; // 80 bytes (with alignment) } gap; // 77 bytes (4 + 73)
// NOLINTNEXTLINE(readability-identifier-naming) // NOLINTNEXTLINE(readability-identifier-naming)
struct gattc_event { struct gattc_event {
@@ -161,7 +159,7 @@ class BLEEvent {
esp_ble_gatts_cb_param_t *gatts_param; // External allocation esp_ble_gatts_cb_param_t *gatts_param; // External allocation
std::vector<uint8_t> *data; // External allocation std::vector<uint8_t> *data; // External allocation
} gatts; // 16 bytes (4 + 4 + 4 + 4) } gatts; // 16 bytes (4 + 4 + 4 + 4)
} event_; // Union size is 80 bytes (largest member is gap) } event_; // Union size is 80 bytes with padding
ble_event_t type_; ble_event_t type_;
@@ -171,7 +169,8 @@ class BLEEvent {
const BLEScanResult &scan_result() const { return event_.gap.scan_result; } const BLEScanResult &scan_result() const { return event_.gap.scan_result; }
esp_bt_status_t scan_complete_status() const { return event_.gap.scan_complete.status; } esp_bt_status_t scan_complete_status() const { return event_.gap.scan_complete.status; }
}; };
// Total size for GAP events: ~84 bytes (was 296 bytes - 71.6% reduction!) // Total size: 84 bytes (80 byte union + 1 byte type + 3 bytes padding)
// Was 296 bytes - 71.6% reduction!
// GATTC/GATTS events use external storage, keeping the queue size minimal // GATTC/GATTS events use external storage, keeping the queue size minimal
} // namespace esp32_ble } // namespace esp32_ble