From f695f088a748008c8341c10b41301bb3bd43747b Mon Sep 17 00:00:00 2001
From: Matthew Parlane <parlane@gmail.com>
Date: Tue, 1 Jan 2013 16:53:59 +1300
Subject: [PATCH] Add usb thread to check for usb updates.

---
 .../Src/IPC_HLE/WII_IPC_HLE_Device_hid.cpp    | 34 ++++++++++++++++++-
 .../Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.h |  7 ++--
 2 files changed, 38 insertions(+), 3 deletions(-)

diff --git a/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.cpp b/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.cpp
index 2e7b56efc6..b0b3f349aa 100644
--- a/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.cpp
+++ b/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.cpp
@@ -21,20 +21,52 @@
 #include "WII_IPC_HLE.h"
 #include "WII_IPC_HLE_Device_hid.h"
 #include "errno.h"
-#include <time.h>
+
+#if defined(_MSC_VER) || defined(__MINGW32__)
+#  include <time.h>
+#ifndef _TIMEVAL_DEFINED /* also in winsock[2].h */
+#define _TIMEVAL_DEFINED
+struct timeval {
+	long tv_sec;
+	long tv_usec;
+};
+#endif /* _TIMEVAL_DEFINED */
+#else
+#  include <sys/time.h>
+#endif
 
 #define MAX_DEVICE_DEVNUM 256
 static u64 hidDeviceAliases[MAX_DEVICE_DEVNUM];
 
+// Regular thread
+void CWII_IPC_HLE_Device_hid::checkUsbUpdates(CWII_IPC_HLE_Device_hid* hid)
+{
+	timeval tv;
+	tv.tv_sec = 0;
+	tv.tv_usec = 500;
+	
+	while (hid->usb_thread_running)
+		libusb_handle_events_timeout(NULL, &tv);
+	
+	return;
+}
+
+
 CWII_IPC_HLE_Device_hid::CWII_IPC_HLE_Device_hid(u32 _DeviceID, const std::string& _rDeviceName)
 	: IWII_IPC_HLE_Device(_DeviceID, _rDeviceName)
 {
 	memset(hidDeviceAliases, 0, sizeof(hidDeviceAliases));
 	libusb_init(NULL);
+	
+	usb_thread_running = true;
+	usb_thread = std::thread(checkUsbUpdates, this);
 }
 
 CWII_IPC_HLE_Device_hid::~CWII_IPC_HLE_Device_hid()
 {
+	usb_thread_running = false;
+	usb_thread.join();
+	
 	for ( std::map<u32,libusb_device_handle*>::const_iterator iter = open_devices.begin(); iter != open_devices.end(); ++iter )
 	{
 		libusb_close(iter->second);
diff --git a/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.h b/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.h
index 2acc2e0e7f..58c3c88da2 100644
--- a/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.h
+++ b/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_hid.h
@@ -20,6 +20,7 @@
 #include "WII_IPC_HLE.h"
 #include "WII_IPC_HLE_Device.h"
 #include "libusb.h"
+#include "Thread.h"
 #include <list>
 
 #define HID_ID_MASK 0x0000FFFFFFFFFFFF
@@ -130,11 +131,13 @@ private:
 	void ConvertEndpointToWii(WiiHIDEndpointDescriptor *dest, const struct libusb_endpoint_descriptor *src);
 
 	int Align(int num, int alignment);
-
+	static void checkUsbUpdates(CWII_IPC_HLE_Device_hid* hid);
+	
 	struct libusb_device_handle * GetDeviceByDevNum(u32 devNum);
 	std::map<u32,libusb_device_handle*> open_devices;
 	std::map<std::string,int> device_identifiers;
-
+	std::thread usb_thread;
+	bool usb_thread_running;
 	
 	typedef struct
 	{