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https://github.com/trezor/trezor-firmware.git
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config: Cache auto-lock delay.
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0e48a1a39a
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dc848be167
@ -111,12 +111,15 @@ be added to the storage u2f_counter to get the real counter value.
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* This corresponds to the number of cleared bits in the U2FAREA.
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*/
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static bool sessionSeedCached, sessionSeedUsesPassphrase;
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static uint8_t CONFIDENTIAL sessionSeed[64];
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static bool sessionPassphraseCached = false;
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static char CONFIDENTIAL sessionPassphrase[51];
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#define autoLockDelayMsDefault (10 * 60 * 1000U) // 10 minutes
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static secbool autoLockDelayMsCached = secfalse;
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static uint32_t autoLockDelayMs = autoLockDelayMsDefault;
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static const uint32_t CONFIG_VERSION = 10;
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static const uint8_t FALSE_BYTE = '\x00';
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@ -851,19 +854,29 @@ void config_setU2FCounter(uint32_t u2fcounter)
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uint32_t config_getAutoLockDelayMs()
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{
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const uint32_t default_delay_ms = 10 * 60 * 1000U; // 10 minutes
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uint32_t delay_ms = 0;
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if (config_get_uint32(KEY_AUTO_LOCK_DELAY_MS, &delay_ms)) {
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return delay_ms;
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if (sectrue == autoLockDelayMsCached) {
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return autoLockDelayMs;
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}
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return default_delay_ms;
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if (sectrue != storage_is_unlocked()) {
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return autoLockDelayMsDefault;
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}
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if (!config_get_uint32(KEY_AUTO_LOCK_DELAY_MS, &autoLockDelayMs)) {
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autoLockDelayMs = autoLockDelayMsDefault;
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}
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autoLockDelayMsCached = sectrue;
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return autoLockDelayMs;
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}
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void config_setAutoLockDelayMs(uint32_t auto_lock_delay_ms)
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{
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const uint32_t min_delay_ms = 10 * 1000U; // 10 seconds
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auto_lock_delay_ms = MAX(auto_lock_delay_ms, min_delay_ms);
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storage_set(KEY_AUTO_LOCK_DELAY_MS, &auto_lock_delay_ms, sizeof(auto_lock_delay_ms));
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if (sectrue == storage_set(KEY_AUTO_LOCK_DELAY_MS, &auto_lock_delay_ms, sizeof(auto_lock_delay_ms))) {
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autoLockDelayMs = auto_lock_delay_ms;
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autoLockDelayMsCached = sectrue;
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}
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}
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void config_wipe(void)
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@ -872,6 +885,7 @@ void config_wipe(void)
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storage_unlock(PIN_EMPTY);
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random_buffer((uint8_t *)config_uuid, sizeof(config_uuid));
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data2hex(config_uuid, sizeof(config_uuid), config_uuid_str);
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autoLockDelayMsCached = secfalse;
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storage_set(KEY_UUID, config_uuid, sizeof(config_uuid));
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storage_set(KEY_VERSION, &CONFIG_VERSION, sizeof(CONFIG_VERSION));
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session_clear(false);
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2
vendor/trezor-storage
vendored
2
vendor/trezor-storage
vendored
@ -1 +1 @@
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Subproject commit f05a2ff9ccb4562ba4bd8a75a3607bbf24a0c074
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Subproject commit 13b256ab2c11791e0c13696a8c507787a374884f
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