コード例 #1
0
ファイル: bootloader.c プロジェクト: klao/trezor-mcu
int main(void)
{
	__stack_chk_guard = random32();
	setup();
	memory_protect();
	oledInit();

	// at least one button is unpressed
	uint16_t state = gpio_port_read(BTN_PORT);
	if ((state & BTN_PIN_YES) == BTN_PIN_YES || (state & BTN_PIN_NO) == BTN_PIN_NO) {

		check_firmware_sanity();

		oledClear();
		oledDrawBitmap(40, 0, &bmp_logo64_empty);
		oledRefresh();

		uint8_t hash[32];
		if (!signatures_ok(hash)) {
			show_unofficial_warning(hash);
		}

		load_app();

	}

	bootloader_loop();

	return 0;
}
コード例 #2
0
int main(void)
{
#ifndef APPVER
	setup();
#endif
	__stack_chk_guard = random32(); // this supports compiler provided unpredictable stack protection checks
#ifndef APPVER
	memory_protect();
	oledInit();
#endif

#ifndef APPVER
	// at least one button is unpressed
	uint16_t state = gpio_port_read(BTN_PORT);
	int unpressed = ((state & BTN_PIN_YES) == BTN_PIN_YES || (state & BTN_PIN_NO) == BTN_PIN_NO);

	if (firmware_present() && unpressed) {

		oledClear();
		oledDrawBitmap(40, 0, &bmp_logo64_empty);
		oledRefresh();

		uint8_t hash[32];
		int signed_firmware = signatures_ok(hash);
		if (SIG_OK != signed_firmware) {
			show_unofficial_warning(hash);
			timer_init();
		}

		load_app(signed_firmware);
	}
#endif

	bootloader_loop();

	return 0;
}