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device_trezor: show error when device is disconnected

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jpk68
2026-08-15 15:08:28 -04:00
parent 3646f648db
commit 29922e19ed
1 changed files with 12 additions and 2 deletions
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src/device_trezor/trezor/transport.cpp
+12 -2
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@@ -1132,7 +1132,12 @@ namespace trezor{
int transferred = 0; int transferred = 0;
int r = libusb_interrupt_transfer(m_usb_device_handle, endpoint, (unsigned char*)buff, (int)size, &transferred, 0); int r = libusb_interrupt_transfer(m_usb_device_handle, endpoint, (unsigned char*)buff, (int)size, &transferred, 0);
CHECK_AND_ASSERT_THROW_MES(r == 0, "Unable to transfer, r: " << r); if (r != 0){
if (r == LIBUSB_ERROR_NO_DEVICE){
throw exc::NotConnectedException("Trezor was disconnected");
}
throw exc::CommunicationException(std::string("Unable to write to Trezor: ") + libusb_error_name(r));
}
if (transferred != (int)size){ if (transferred != (int)size){
throw exc::CommunicationException("Could not transfer chunk"); throw exc::CommunicationException("Could not transfer chunk");
} }
@@ -1145,7 +1150,12 @@ namespace trezor{
int transferred = 0; int transferred = 0;
int r = libusb_interrupt_transfer(m_usb_device_handle, endpoint, (unsigned char*)buff, (int)size, &transferred, 0); int r = libusb_interrupt_transfer(m_usb_device_handle, endpoint, (unsigned char*)buff, (int)size, &transferred, 0);
CHECK_AND_ASSERT_THROW_MES(r == 0, "Unable to transfer, r: " << r); if (r != 0){
if (r == LIBUSB_ERROR_NO_DEVICE){
throw exc::NotConnectedException("Trezor was disconnected");
}
throw exc::CommunicationException(std::string("Unable to read from Trezor: ") + libusb_error_name(r));
}
if (transferred != (int)size){ if (transferred != (int)size){
throw exc::CommunicationException("Could not read the chunk"); throw exc::CommunicationException("Could not read the chunk");
} }