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Reimplement exponential PIN code timeout post-merge

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This commit is contained in:
Willy-JL
2024-08-07 20:53:15 +02:00
parent 0332efc700
commit 1225b7319c
1 changed files with 8 additions and 21 deletions
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29
applications/services/desktop/helpers/pin_code.c
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@@ -27,20 +27,6 @@ static const NotificationSequence sequence_pin_fail = {
NULL, NULL,
}; };
static const uint8_t desktop_helpers_fails_timeout[] = {
0,
0,
0,
0,
30,
60,
90,
120,
150,
180,
/* +60 for every next fail */
};
static uint32_t desktop_pin_code_pack(const DesktopPinCode* pin_code) { static uint32_t desktop_pin_code_pack(const DesktopPinCode* pin_code) {
furi_check(pin_code); furi_check(pin_code);
furi_check(pin_code->length <= sizeof(pin_code->data)); furi_check(pin_code->length <= sizeof(pin_code->data));
@@ -91,13 +77,14 @@ void desktop_pin_lock_error_notify(void) {
uint32_t desktop_pin_lock_get_fail_timeout(void) { uint32_t desktop_pin_lock_get_fail_timeout(void) {
uint32_t pin_fails = furi_hal_rtc_get_pin_fails(); uint32_t pin_fails = furi_hal_rtc_get_pin_fails();
uint32_t pin_timeout = 0; if(pin_fails < 3) {
uint32_t max_index = COUNT_OF(desktop_helpers_fails_timeout) - 1; return 0;
if(pin_fails <= max_index) {
pin_timeout = desktop_helpers_fails_timeout[pin_fails];
} else {
pin_timeout = desktop_helpers_fails_timeout[max_index] + (pin_fails - max_index) * 60;
} }
return pin_timeout; // Use for loop to avoid including pow() function (4kb of dfu flash)
uint32_t mult = 1;
for(size_t i = 0; i < pin_fails - 3; i++) {
mult *= 2;
}
return 30 * mult;
} }