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Address comments for better clarity/signed dev count

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This commit is contained in:
Ameer 2020-07-08 14:18:54 -04:00
parent ec13746e4d
commit 3c7a115afe
1 changed files with 15 additions and 11 deletions
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14
src/input_common/gcadapter/gc_adapter.cpp
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@ -215,15 +215,18 @@ void Adapter::Setup() {
adapter_controllers_status.fill(ControllerTypes::None); adapter_controllers_status.fill(ControllerTypes::None);
// pointer to list of connected usb devices // pointer to list of connected usb devices
libusb_device** devices; libusb_device** devices{};
// populate the list of devices, get the count // 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) { if (device_count < 0) {
LOG_ERROR(Input, "libusb_get_device_list failed with error: {}", device_count); 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; return;
} }
if (devices != nullptr) {
for (std::size_t index = 0; index < device_count; ++index) { for (std::size_t index = 0; index < device_count; ++index) {
if (CheckDeviceAccess(devices[index])) { if (CheckDeviceAccess(devices[index])) {
// GC Adapter found and accessible, registering it // GC Adapter found and accessible, registering it
@ -233,6 +236,7 @@ void Adapter::Setup() {
} }
libusb_free_device_list(devices, 1); libusb_free_device_list(devices, 1);
} }
}
bool Adapter::CheckDeviceAccess(libusb_device* device) { bool Adapter::CheckDeviceAccess(libusb_device* device) {
libusb_device_descriptor desc; libusb_device_descriptor desc;
@ -288,10 +292,10 @@ bool Adapter::CheckDeviceAccess(libusb_device* device) {
void Adapter::GetGCEndpoint(libusb_device* device) { void Adapter::GetGCEndpoint(libusb_device* device) {
libusb_config_descriptor* config = nullptr; libusb_config_descriptor* config = nullptr;
const int config_descriptor_error = libusb_get_config_descriptor(device, 0, &config); const int config_descriptor_return = libusb_get_config_descriptor(device, 0, &config);
if (config_descriptor_error) { if (config_descriptor_return != LIBUSB_SUCCESS) {
LOG_ERROR(Input, "libusb_get_config_descriptor failed with error = {}", LOG_ERROR(Input, "libusb_get_config_descriptor failed with error = {}",
config_descriptor_error); config_descriptor_return);
return; return;
} }