private KMSResponse CreateKMSResponse(KMSRequest kmsRequest, IKMSServerSettings serverSettings, ILogger logger)
{
KMSResponse response = new KMSResponse {
Version = kmsRequest.Version
};
string kmsPID;
if (serverSettings.GenerateRandomKMSPID)
{
KMSPIDGenerator generator = new KMSPIDGenerator();
kmsPID = generator.CreateKMSPID(kmsRequest);
logger.LogMessage("KMS PID: " + kmsPID);
logger.LogMessage("Application ID: " + kmsRequest.ApplicationId);
logger.LogMessage("Client Machine ID: " + kmsRequest.ClientMachineId);
logger.LogMessage("KMS Counted ID: " + kmsRequest.KmsCountedId);
logger.LogMessage("SKUID ID: " + kmsRequest.SkuId);
logger.LogMessage("KMS Activation Response (KMS V" + kmsRequest.MajorVersion + "." + kmsRequest.MinorVersion + ") sent." + Environment.NewLine);
}
else
{
kmsPID = serverSettings.DefaultKMSPID;
}
response.KMSPID = kmsPID;
response.ClientMachineId = kmsRequest.ClientMachineId;
response.RequestTime = kmsRequest.RequestTime;
response.CurrentClientCount = serverSettings.CurrentClientCount;
response.VLActivationInterval = serverSettings.VLActivationInterval;
response.VLRenewalInterval = serverSettings.VLRenewalInterval;
return(response);
}
public byte[] ExecuteKMSServerLogic(byte[] kmsRequestBytes, ILogger logger)
{
KMSRequest kmsRequest = CreateKmsRequest(kmsRequestBytes);
KMSResponse response = CreateKMSResponse(kmsRequest, _serverSettings, logger);
byte[] responseBytes = CreateKMSResponseBytes(response);
return(responseBytes);
}
private static byte[] CreateKMSResponseBytes(KMSResponse response)
{
using MemoryStream stream = new MemoryStream();
using BinaryWriter binaryWriter = new BinaryWriter(stream);
binaryWriter.Write(response.Version);
byte[] kmsPidArray = System.Text.Encoding.Unicode.GetBytes(response.KMSPID + "\0");
binaryWriter.Write(kmsPidArray.Length);
binaryWriter.Write(kmsPidArray);
binaryWriter.Write(response.ClientMachineId.ToByteArray());
binaryWriter.Write(response.RequestTime);
binaryWriter.Write(response.CurrentClientCount);
binaryWriter.Write(response.VLActivationInterval);
binaryWriter.Write(response.VLRenewalInterval);
binaryWriter.Flush();
stream.Position = 0;
return(stream.ToArray());
}