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Code Issues Releases Wiki Activity

[esp32_ble_tracker] Use stack buffer for hex formatting in very verbose logging (#12741)

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This commit is contained in:
J. Nick Koston
2026-01-01 20:21:33 -10:00
committed by GitHub
parent 69ec311d21
commit 2e8baa0493
1 changed files with 8 additions and 3 deletions
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11
esphome/components/esp32_ble_tracker/esp32_ble_tracker.cpp
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@@ -37,6 +37,9 @@ namespace esphome::esp32_ble_tracker {
static const char *const TAG = "esp32_ble_tracker";
// BLE advertisement max: 31 bytes adv data + 31 bytes scan response
static constexpr size_t BLE_ADV_MAX_LOG_BYTES = 62;
ESP32BLETracker *global_esp32_ble_tracker = nullptr; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
const char *client_state_to_string(ClientState state) {
@@ -445,6 +448,7 @@ void ESPBTDevice::parse_scan_rst(const BLEScanResult &scan_result) {
uuid.to_str(uuid_buf);
ESP_LOGVV(TAG, " Service UUID: %s", uuid_buf);
}
char hex_buf[format_hex_pretty_size(BLE_ADV_MAX_LOG_BYTES)];
for (auto &data : this->manufacturer_datas_) {
auto ibeacon = ESPBLEiBeacon::from_manufacturer_data(data);
if (ibeacon.has_value()) {
@@ -458,7 +462,8 @@ void ESPBTDevice::parse_scan_rst(const BLEScanResult &scan_result) {
} else {
char uuid_buf[esp32_ble::UUID_STR_LEN];
data.uuid.to_str(uuid_buf);
ESP_LOGVV(TAG, " Manufacturer ID: %s, data: %s", uuid_buf, format_hex_pretty(data.data).c_str());
ESP_LOGVV(TAG, " Manufacturer ID: %s, data: %s", uuid_buf,
format_hex_pretty_to(hex_buf, data.data.data(), data.data.size()));
}
}
for (auto &data : this->service_datas_) {
@@ -466,11 +471,11 @@ void ESPBTDevice::parse_scan_rst(const BLEScanResult &scan_result) {
char uuid_buf[esp32_ble::UUID_STR_LEN];
data.uuid.to_str(uuid_buf);
ESP_LOGVV(TAG, " UUID: %s", uuid_buf);
ESP_LOGVV(TAG, " Data: %s", format_hex_pretty(data.data).c_str());
ESP_LOGVV(TAG, " Data: %s", format_hex_pretty_to(hex_buf, data.data.data(), data.data.size()));
}
ESP_LOGVV(TAG, " Adv data: %s",
format_hex_pretty(scan_result.ble_adv, scan_result.adv_data_len + scan_result.scan_rsp_len).c_str());
format_hex_pretty_to(hex_buf, scan_result.ble_adv, scan_result.adv_data_len + scan_result.scan_rsp_len));
#endif
}