diff --git a/src/hidapi/libusb/hid.c b/src/hidapi/libusb/hid.c index b5e8bd2c46..9f22d49ed7 100644 --- a/src/hidapi/libusb/hid.c +++ b/src/hidapi/libusb/hid.c @@ -143,6 +143,10 @@ struct hid_device_ { #ifdef DETACH_KERNEL_DRIVER int is_driver_detached; #endif +#ifdef SDL_PLATFORM_MACOS + char *dev_path; + hid_device *next; +#endif }; static struct hid_api_version api_version = { @@ -153,6 +157,45 @@ static struct hid_api_version api_version = { static libusb_context *usb_context = NULL; +#ifdef SDL_PLATFORM_MACOS + +static hid_device *open_devices; + +static void add_open_device(hid_device *dev) +{ + if (open_devices) { + dev->next = open_devices; + } + open_devices = dev; +} + +static void remove_open_device(hid_device *dev) +{ + hid_device *prev = NULL; + for (hid_device *curr = open_devices; curr; prev = curr, curr = curr->next) { + if (curr == dev) { + if (prev) { + prev->next = dev->next; + } else { + open_devices = dev->next; + } + break; + } + } +} + +static bool has_open_path(const char *path) +{ + for (hid_device *curr = open_devices; curr; curr = curr->next) { + if (curr->dev_path && strcmp(curr->dev_path, path) == 0) { + return true; + } + } + return false; +} + +#endif /* SDL_PLATFORM_MACOS */ + uint16_t get_usb_code_for_current_locale(void); static int return_data(hid_device *dev, unsigned char *data, size_t length); @@ -1076,12 +1119,16 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id, res = libusb_open(dev, &handle); #ifdef SDL_PLATFORM_MACOS if (res == 0) { - /* Do not enumerate XInput devices already owned by a kernel driver */ + /* Do not enumerate XInput devices already owned by a kernel driver and not opened by us */ int is_xbox = is_xbox360(dev_vid, intf_desc) || is_xboxone(dev_vid, intf_desc); if (is_xbox && libusb_kernel_driver_active(handle, intf_desc->bInterfaceNumber) == 1) { - libusb_close(handle); - handle = NULL; - continue; + char dev_path[64]; + get_path(&dev_path, dev, conf_desc->bConfigurationValue, intf_desc->bInterfaceNumber); + if (!has_open_path(dev_path)) { + libusb_close(handle); + handle = NULL; + continue; + } } } #endif @@ -1615,6 +1662,10 @@ HID_API_EXPORT hid_device *hid_open_path(const char *path) /* If we have a good handle, return it. */ if (good_open) { +#ifdef SDL_PLATFORM_MACOS + dev->dev_path = strdup(path); + add_open_device(dev); +#endif return dev; } else { @@ -2007,6 +2058,11 @@ void HID_API_EXPORT hid_close(hid_device *dev) } hidapi_thread_mutex_unlock(&dev->thread_state); +#ifdef SDL_PLATFORM_MACOS + remove_open_device(dev); + free(dev->dev_path); +#endif + free_hid_device(dev); }