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[debug] Use stack buffers with buf_append helper instead of std::string (#13020)

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This commit is contained in:
J. Nick Koston
2026-01-07 10:19:10 -10:00
committed by GitHub
parent 050e9b0d4a
commit 44eac36e05
8 changed files with 320 additions and 208 deletions
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esphome/components/debug/debug_component.cpp
+7 -8
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@@ -28,24 +28,23 @@ void DebugComponent::dump_config() {
#endif // defined(USE_ESP8266) && USE_ARDUINO_VERSION_CODE >= VERSION_CODE(2, 5, 2)
#endif // USE_SENSOR
std::string device_info;
device_info.reserve(256);
char device_info_buffer[DEVICE_INFO_BUFFER_SIZE];
ESP_LOGD(TAG, "ESPHome version %s", ESPHOME_VERSION);
device_info += ESPHOME_VERSION;
size_t pos = buf_append(device_info_buffer, DEVICE_INFO_BUFFER_SIZE, 0, "%s", ESPHOME_VERSION);
this->free_heap_ = get_free_heap_();
ESP_LOGD(TAG, "Free Heap Size: %" PRIu32 " bytes", this->free_heap_);
get_device_info_(device_info);
pos = get_device_info_(std::span<char, DEVICE_INFO_BUFFER_SIZE>(device_info_buffer), pos);
#ifdef USE_TEXT_SENSOR
if (this->device_info_ != nullptr) {
if (device_info.length() > 255)
device_info.resize(255);
this->device_info_->publish_state(device_info);
this->device_info_->publish_state(device_info_buffer, pos);
}
if (this->reset_reason_ != nullptr) {
this->reset_reason_->publish_state(get_reset_reason_());
char reset_reason_buffer[RESET_REASON_BUFFER_SIZE];
this->reset_reason_->publish_state(
get_reset_reason_(std::span<char, RESET_REASON_BUFFER_SIZE>(reset_reason_buffer)));
}
#endif // USE_TEXT_SENSOR