mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-22 07:28:10 +00:00
legacy+core: unify error codes in bootloaders (#1347)
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@ -352,7 +352,7 @@ void process_msg_FirmwareErase(uint8_t iface_num, uint32_t msg_size,
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} else {
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// invalid firmware size
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MSG_SEND_INIT(Failure);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_DataError);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_ProcessError);
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MSG_SEND_ASSIGN_STRING(message, "Wrong firmware size");
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MSG_SEND(Failure);
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}
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@ -468,7 +468,7 @@ int process_msg_FirmwareUpload(uint8_t iface_num, uint32_t msg_size,
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if (sectrue != r || chunk_size != (chunk_requested + read_offset)) {
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MSG_SEND_INIT(Failure);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_DataError);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_ProcessError);
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MSG_SEND_ASSIGN_STRING(message, "Invalid chunk size");
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MSG_SEND(Failure);
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return -1;
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@ -352,7 +352,7 @@ void process_msg_FirmwareErase(uint8_t iface_num, uint32_t msg_size,
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} else {
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// invalid firmware size
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MSG_SEND_INIT(Failure);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_DataError);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_ProcessError);
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MSG_SEND_ASSIGN_STRING(message, "Wrong firmware size");
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MSG_SEND(Failure);
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}
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@ -468,7 +468,7 @@ int process_msg_FirmwareUpload(uint8_t iface_num, uint32_t msg_size,
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if (sectrue != r || chunk_size != (chunk_requested + read_offset)) {
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MSG_SEND_INIT(Failure);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_DataError);
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MSG_SEND_ASSIGN_VALUE(code, FailureType_Failure_ProcessError);
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MSG_SEND_ASSIGN_STRING(message, "Invalid chunk size");
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MSG_SEND(Failure);
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return -1;
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@ -207,10 +207,14 @@ static void rx_callback(usbd_device *dev, uint8_t ep) {
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} else {
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flash_state = STATE_END;
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show_unplug("Device wipe", "aborted.");
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send_msg_failure(dev);
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send_msg_failure(dev, 4); // Failure_ActionCancelled
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}
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return;
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}
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if (msg_id != 0x0006) {
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send_msg_failure(dev, 1); // Failure_UnexpectedMessage
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return;
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}
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}
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if (flash_state == STATE_OPEN) {
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@ -240,19 +244,20 @@ static void rx_callback(usbd_device *dev, uint8_t ep) {
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send_msg_success(dev);
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flash_state = STATE_FLASHSTART;
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} else {
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send_msg_failure(dev);
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send_msg_failure(dev, 4); // Failure_ActionCancelled
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flash_state = STATE_END;
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show_unplug("Firmware installation", "aborted.");
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}
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return;
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}
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send_msg_failure(dev, 1); // Failure_UnexpectedMessage
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return;
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}
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if (flash_state == STATE_FLASHSTART) {
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if (msg_id == 0x0007) { // FirmwareUpload message (id 7)
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if (buf[9] != 0x0a) { // invalid contents
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send_msg_failure(dev);
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if (msg_id == 0x0007) { // FirmwareUpload message (id 7)
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if (buf[9] != 0x0a) { // invalid contents
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send_msg_failure(dev, 9); // Failure_ProcessError
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flash_state = STATE_END;
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show_halt("Error installing", "firmware.");
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return;
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@ -260,27 +265,27 @@ static void rx_callback(usbd_device *dev, uint8_t ep) {
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// read payload length
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const uint8_t *p = buf + 10;
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if (readprotobufint(&p, &flash_len) != sectrue) { // integer too large
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send_msg_failure(dev);
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send_msg_failure(dev, 9); // Failure_ProcessError
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flash_state = STATE_END;
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show_halt("Firmware is", "too big.");
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return;
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}
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if (flash_len <= FLASH_FWHEADER_LEN) { // firmware is too small
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send_msg_failure(dev);
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send_msg_failure(dev, 9); // Failure_ProcessError
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flash_state = STATE_END;
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show_halt("Firmware is", "too small.");
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return;
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}
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if (flash_len >
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FLASH_FWHEADER_LEN + FLASH_APP_LEN) { // firmware is too big
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send_msg_failure(dev);
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send_msg_failure(dev, 9); // Failure_ProcessError
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flash_state = STATE_END;
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show_halt("Firmware is", "too big.");
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return;
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}
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// check firmware magic
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if (memcmp(p, &FIRMWARE_MAGIC_NEW, 4) != 0) {
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send_msg_failure(dev);
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send_msg_failure(dev, 9); // Failure_ProcessError
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flash_state = STATE_END;
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show_halt("Wrong firmware", "header.");
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return;
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@ -304,12 +309,13 @@ static void rx_callback(usbd_device *dev, uint8_t ep) {
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}
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return;
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}
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send_msg_failure(dev, 1); // Failure_UnexpectedMessage
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return;
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}
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if (flash_state == STATE_FLASHING) {
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if (buf[0] != '?') { // invalid contents
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send_msg_failure(dev);
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if (buf[0] != '?') { // invalid contents
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send_msg_failure(dev, 9); // Failure_ProcessError
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flash_state = STATE_END;
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show_halt("Error installing", "firmware.");
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return;
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@ -394,7 +400,7 @@ static void rx_callback(usbd_device *dev, uint8_t ep) {
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"\x75\x12\x5e\x5c\xa2\xcd\x52\x7f\x35\x82\xec\x87\xff\xd9\x40"
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"\x76\xbc",
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32) != 0) {
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send_msg_failure(dev);
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send_msg_failure(dev, 9); // Failure_ProcessError
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show_halt("Error installing", "firmware.");
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return;
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}
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@ -432,7 +438,7 @@ static void rx_callback(usbd_device *dev, uint8_t ep) {
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layoutDialog(&bmp_icon_warning, NULL, NULL, NULL, "Firmware installation",
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"aborted.", NULL, "You need to repeat", "the procedure with",
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"the correct firmware.");
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send_msg_failure(dev);
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send_msg_failure(dev, 9); // Failure_ProcessError
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shutdown();
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}
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return;
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@ -14,11 +14,10 @@ static void send_msg_success(usbd_device *dev) {
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}
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}
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static void send_msg_failure(usbd_device *dev) {
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static void send_msg_failure(usbd_device *dev, uint8_t code) {
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uint8_t response[64];
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memzero(response, sizeof(response));
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// response: Failure message (id 3), payload len 2
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// - code = 99 (Failure_FirmwareError)
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memcpy(response,
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// header
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"?##"
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@ -26,10 +25,11 @@ static void send_msg_failure(usbd_device *dev) {
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"\x00\x03"
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// msg_size
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"\x00\x00\x00\x02"
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// data
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"\x08"
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"\x63",
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11);
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// code field id
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"\x08",
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10);
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// assign code value
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response[10] = code;
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while (usbd_ep_write_packet(dev, ENDPOINT_ADDRESS_IN, response, 64) != 64) {
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}
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}
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