83 строки
2.0 KiB
C++
83 строки
2.0 KiB
C++
#include "MQTTPrefs.h"
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#ifdef WITH_MQTT_UPLINK
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#include <helpers/TxtDataHelpers.h>
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#include <string.h>
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namespace {
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constexpr uint32_t kFixedStatusIntervalMs = 300000;
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}
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void MQTTPrefsStore::setDefaults(MQTTPrefs& prefs) {
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memset(&prefs, 0, sizeof(prefs));
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prefs.magic = kMagic;
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prefs.enabled_mask = 0x01;
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prefs.packets_enabled = 1;
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prefs.raw_enabled = 0;
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prefs.status_enabled = 1;
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prefs.tx_enabled = 0;
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prefs.web_enabled = 1;
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prefs.wifi_powersave = 0;
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prefs.status_interval_ms = kFixedStatusIntervalMs;
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StrHelper::strncpy(prefs.iata, MQTT_DEFAULT_IATA, sizeof(prefs.iata));
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#ifdef WIFI_SSID
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StrHelper::strncpy(prefs.wifi_ssid, WIFI_SSID, sizeof(prefs.wifi_ssid));
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#endif
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#ifdef WIFI_PWD
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StrHelper::strncpy(prefs.wifi_pwd, WIFI_PWD, sizeof(prefs.wifi_pwd));
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#endif
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}
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bool MQTTPrefsStore::load(FILESYSTEM* fs, MQTTPrefs& prefs) {
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setDefaults(prefs);
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if (fs == nullptr || !fs->exists(kFilename)) {
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return false;
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}
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#if defined(RP2040_PLATFORM)
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File file = fs->open(kFilename, "r");
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#else
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File file = fs->open(kFilename);
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#endif
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if (!file) {
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return false;
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}
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size_t bytes_to_read = min(static_cast<size_t>(file.size()), sizeof(prefs));
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bool ok = bytes_to_read >= sizeof(prefs.magic) &&
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file.read(reinterpret_cast<uint8_t*>(&prefs), bytes_to_read) == bytes_to_read;
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file.close();
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if (!ok || prefs.magic != kMagic) {
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return false;
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}
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if (prefs.wifi_powersave > 2) {
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prefs.wifi_powersave = 0;
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}
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prefs.web_enabled = prefs.web_enabled ? 1 : 0;
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prefs.status_interval_ms = kFixedStatusIntervalMs;
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prefs.enabled_mask &= 0x07;
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return true;
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}
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bool MQTTPrefsStore::save(FILESYSTEM* fs, const MQTTPrefs& prefs) {
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if (fs == nullptr) {
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return false;
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}
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fs->remove(kFilename);
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#if defined(RP2040_PLATFORM)
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File file = fs->open(kFilename, "w");
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#else
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File file = fs->open(kFilename, "w", true);
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#endif
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if (!file) {
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return false;
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}
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bool ok = file.write(reinterpret_cast<const uint8_t*>(&prefs), sizeof(prefs)) == sizeof(prefs);
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file.close();
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return ok;
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}
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#endif
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