GEEKING

App/util/MachineIdUploader_Windows.cpp

@@ -0,0 +1,54 @@
+#include "stdafx.h"
+
+#include "Util/MachineIdUploader.h"
+
+#include "Rbx/Debug.h"
+
+#include <winsock2.h>
+#include <Iphlpapi.h>
+
+#pragma comment(lib, "Iphlpapi.lib")
+
+using namespace RBX;
+
+bool MachineIdUploader::fillMachineId(MachineId* out) {
+
+	// Query number of addresses will be returned
+	ULONG addressBufferSize = 0;
+	bool success = ERROR_BUFFER_OVERFLOW == GetAdaptersAddresses(
+		AF_UNSPEC, 0 /*don't filter type*/, NULL /*reserved*/,
+		NULL, &addressBufferSize);
+	
+	if (!success) { return false; }
+
+	// Do query for data 
+	PIP_ADAPTER_ADDRESSES addressBuffer =
+		(PIP_ADAPTER_ADDRESSES)HeapAlloc(GetProcessHeap(), 0, addressBufferSize);
+	success = ERROR_SUCCESS == GetAdaptersAddresses(
+		AF_UNSPEC, 0 /*don't filter type*/, NULL /*reserved*/,
+		&addressBuffer[0], &addressBufferSize);
+
+	if (success) {
+		for (PIP_ADAPTER_ADDRESSES currentAdapter = &addressBuffer[0];
+				currentAdapter != NULL;
+				currentAdapter = currentAdapter->Next) {
+			
+			if (currentAdapter->IfType == IF_TYPE_ETHERNET_CSMACD) {
+				RBXASSERT(MacAddress::kBytesInMacAddress ==
+					currentAdapter->PhysicalAddressLength);
+				
+				out->macAddresses.resize(out->macAddresses.size() + 1);
+				size_t bytesToCopy = std::min((DWORD)MacAddress::kBytesInMacAddress,
+					currentAdapter->PhysicalAddressLength);
+
+				for (size_t i = 0; i < bytesToCopy; ++i) {
+					out->macAddresses.back().address[i] = currentAdapter->PhysicalAddress[i];
+				}
+			}
+		}
+	}
+
+	HeapFree(GetProcessHeap(), 0, addressBuffer);
+
+	return success;
+}