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[debug][bme680_bsec] Use fnv1_hash_extend to avoid temporary string allocations (#14876)

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This commit is contained in:
J. Nick Koston
2026-03-17 13:27:46 -10:00
committed by GitHub
parent f3409acfa8
commit ece235218f
2 changed files with 5 additions and 3 deletions
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2
esphome/components/bme680_bsec/bme680_bsec.cpp
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@@ -521,7 +521,7 @@ int BME680BSECComponent::reinit_bsec_lib_() {
}
void BME680BSECComponent::load_state_() {
uint32_t hash = fnv1_hash("bme680_bsec_state_" + this->device_id_);
uint32_t hash = fnv1_hash_extend(fnv1_hash("bme680_bsec_state_"), this->device_id_);
this->bsec_state_ = global_preferences->make_preference<uint8_t[BSEC_MAX_STATE_BLOB_SIZE]>(hash, true);
if (!this->bsec_state_.load(&this->bsec_state_data_)) {

6
esphome/components/debug/debug_esp32.cpp
View File

@@ -49,7 +49,8 @@ static const size_t REBOOT_MAX_LEN = 24;
void DebugComponent::on_shutdown() {
auto *component = App.get_current_component();
char buffer[REBOOT_MAX_LEN]{};
auto pref = global_preferences->make_preference(REBOOT_MAX_LEN, fnv1_hash(REBOOT_KEY + App.get_name()));
auto pref = global_preferences->make_preference(REBOOT_MAX_LEN,
fnv1_hash_extend(fnv1_hash(REBOOT_KEY), App.get_name().c_str()));
if (component != nullptr) {
strncpy(buffer, LOG_STR_ARG(component->get_component_log_str()), REBOOT_MAX_LEN - 1);
buffer[REBOOT_MAX_LEN - 1] = '\0';
@@ -66,7 +67,8 @@ const char *DebugComponent::get_reset_reason_(std::span<char, RESET_REASON_BUFFE
unsigned reason = esp_reset_reason();
if (reason < sizeof(RESET_REASONS) / sizeof(RESET_REASONS[0])) {
if (reason == ESP_RST_SW) {
auto pref = global_preferences->make_preference(REBOOT_MAX_LEN, fnv1_hash(REBOOT_KEY + App.get_name()));
auto pref = global_preferences->make_preference(REBOOT_MAX_LEN,
fnv1_hash_extend(fnv1_hash(REBOOT_KEY), App.get_name().c_str()));
char reboot_source[REBOOT_MAX_LEN]{};
if (pref.load(&reboot_source)) {
reboot_source[REBOOT_MAX_LEN - 1] = '\0';