diff options
Diffstat (limited to 'src/input_common/gcadapter/gc_adapter.cpp')
-rw-r--r-- | src/input_common/gcadapter/gc_adapter.cpp | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/src/input_common/gcadapter/gc_adapter.cpp b/src/input_common/gcadapter/gc_adapter.cpp index b39d2a3fb..6d9f4d9eb 100644 --- a/src/input_common/gcadapter/gc_adapter.cpp +++ b/src/input_common/gcadapter/gc_adapter.cpp @@ -24,9 +24,13 @@ Adapter::Adapter() { LOG_INFO(Input, "GC Adapter Initialization started"); current_status = NO_ADAPTER_DETECTED; - libusb_init(&libusb_ctx); - StartScanThread(); + const int init_res = libusb_init(&libusb_ctx); + if (init_res == LIBUSB_SUCCESS) { + StartScanThread(); + } else { + LOG_ERROR(Input, "libusb could not be initialized. failed with error = {}", init_res); + } } GCPadStatus Adapter::GetPadStatus(int port, const std::array<u8, 37>& adapter_payload) { @@ -211,17 +215,26 @@ void Adapter::Setup() { adapter_controllers_status.fill(ControllerTypes::None); // pointer to list of connected usb devices - libusb_device** devices; + libusb_device** devices{}; // populate the list of devices, get the count - const std::size_t device_count = libusb_get_device_list(libusb_ctx, &devices); + const ssize_t device_count = libusb_get_device_list(libusb_ctx, &devices); + if (device_count < 0) { + LOG_ERROR(Input, "libusb_get_device_list failed with error: {}", device_count); + detect_thread_running = false; // Stop the loop constantly checking for gc adapter + // TODO: For hotplug+gc adapter checkbox implementation, revert this. + return; + } - for (std::size_t index = 0; index < device_count; ++index) { - if (CheckDeviceAccess(devices[index])) { - // GC Adapter found and accessible, registering it - GetGCEndpoint(devices[index]); - break; + if (devices != nullptr) { + for (std::size_t index = 0; index < device_count; ++index) { + if (CheckDeviceAccess(devices[index])) { + // GC Adapter found and accessible, registering it + GetGCEndpoint(devices[index]); + break; + } } + libusb_free_device_list(devices, 1); } } @@ -279,7 +292,13 @@ bool Adapter::CheckDeviceAccess(libusb_device* device) { void Adapter::GetGCEndpoint(libusb_device* device) { libusb_config_descriptor* config = nullptr; - libusb_get_config_descriptor(device, 0, &config); + const int config_descriptor_return = libusb_get_config_descriptor(device, 0, &config); + if (config_descriptor_return != LIBUSB_SUCCESS) { + LOG_ERROR(Input, "libusb_get_config_descriptor failed with error = {}", + config_descriptor_return); + return; + } + for (u8 ic = 0; ic < config->bNumInterfaces; ic++) { const libusb_interface* interfaceContainer = &config->interface[ic]; for (int i = 0; i < interfaceContainer->num_altsetting; i++) { |