Initial community commit

Src/devices/discoveryMonitor.h

@@ -0,0 +1,43 @@
+#ifndef _NULLSOFT_WINAMP_DEVICES_DISCOVERY_MONITOR_HEADER
+#define _NULLSOFT_WINAMP_DEVICES_DISCOVERY_MONITOR_HEADER
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+#pragma once
+#endif
+
+#include "ifc_deviceprovider.h"
+#include <vector>
+
+class DiscoveryMonitor
+{
+public:
+	DiscoveryMonitor();
+	~DiscoveryMonitor();
+
+public:
+	BOOL Register(ifc_deviceprovider *provider);
+	BOOL Unregister(ifc_deviceprovider *provider);
+	BOOL IsActive();
+	BOOL Reset();
+
+protected:
+	void Lock();
+	void Unlock();
+
+private:
+	typedef struct ActiveDiscovery
+	{
+		intptr_t providerId;
+		size_t ref;
+	} ActiveDiscovery;
+
+	typedef std::vector<ActiveDiscovery> ActivityList;
+
+private:
+	CRITICAL_SECTION lock;
+	ActivityList activityList;
+};
+
+
+
+#endif // _NULLSOFT_WINAMP_DEVICES_DISCOVERY_MONITOR_HEADER