- add Pcap++ Windows build

pcappp/include/pcapplusplus/WinPcapLiveDevice.h

@@ -0,0 +1,64 @@
+#ifndef PCAPP_WINPCAP_LIVE_DEVICE
+#define PCAPP_WINPCAP_LIVE_DEVICE
+
+#if defined(_WIN32)
+
+/// @file
+
+#include "PcapLiveDevice.h"
+
+/**
+* \namespace pcpp
+* \brief The main namespace for the PcapPlusPlus lib
+*/
+namespace pcpp
+{
+
+	/**
+	 * @class WinPcapLiveDevice
+	 * A class that wraps a Windows network interface (each of the interfaces listed in ipconfig).
+	 * This class is almost similar in its capabilities to PcapLiveDevice (its parent class) with some small changes that mainly result from
+	 * differences between libpcap and WinPcap/Npcap. Please see the reference for PcapLiveDevice for more details
+	 */
+	class WinPcapLiveDevice : public PcapLiveDevice
+	{
+		friend class PcapLiveDeviceList;
+	protected:
+		int m_MinAmountOfDataToCopyFromKernelToApplication;
+
+		// c'tor is not public, there should be only one for every interface (created by PcapLiveDeviceList)
+		WinPcapLiveDevice(pcap_if_t* iface, bool calculateMTU, bool calculateMacAddress, bool calculateDefaultGateway);
+		// copy c'tor is not public
+		WinPcapLiveDevice( const WinPcapLiveDevice& other );
+		WinPcapLiveDevice& operator=(const WinPcapLiveDevice& other);
+
+	public:
+		virtual LiveDeviceType getDeviceType() const { return WinPcapDevice; }
+
+		bool startCapture(OnPacketArrivesCallback onPacketArrives, void* onPacketArrivesUserCookie, int intervalInSecondsToUpdateStats, OnStatsUpdateCallback onStatsUpdate, void* onStatsUpdateUserCookie);
+		bool startCapture(int intervalInSecondsToUpdateStats, OnStatsUpdateCallback onStatsUpdate, void* onStatsUpdateUserCookie);
+		bool startCapture(RawPacketVector& capturedPacketsVector) { return PcapLiveDevice::startCapture(capturedPacketsVector); }
+
+		virtual int sendPackets(RawPacket* rawPacketsArr, int arrLength);
+
+		/**
+		 * WinPcap/Npcap have a feature (that doesn't exist in libpcap) to change the minimum amount of data in the kernel buffer that causes a read
+		 * from the application to return (unless the timeout expires). Please see documentation for pcap_setmintocopy for more info. This method
+		 * enables the user to change this size. Note the device must be open for this method to work
+		 * @param[in] size The size to set in bytes
+		 * @return True if set succeeded, false if the device is closed or if pcap_setmintocopy failed
+		 */
+		bool setMinAmountOfDataToCopyFromKernelToApplication(int size);
+
+		/**
+		 * @return The current amount of data in the kernel buffer that causes a read from the application to return (see also
+		 * setMinAmountOfDataToCopyFromKernelToApplication())
+		 */
+		int getMinAmountOfDataToCopyFromKernelToApplication() const { return m_MinAmountOfDataToCopyFromKernelToApplication; }
+	};
+
+} // namespace pcpp
+
+#endif // _WIN32
+
+#endif /* PCAPP_WINPCAP_LIVE_DEVICE */