internal static IFreeformEntity_Msg InitKeyExchangeEndG2H_SIM(this FreeformSecurityTableCollection secTables,
IFreeformEntity_Msg request)
{
// store the partial key of the host
FFTgt_B2B_Security_KeyExchange_PartialKey tgt = request.EntityPrimaryTarget as FFTgt_B2B_Security_KeyExchange_PartialKey;
SECURITY_KEY_INDEX keyIndex = FreeformEncryptionHelper.GetSecurityKeyIndex(request);
byte[] gmuPartialKey = secTables.CreatePartialKeyGmu(keyIndex);
secTables.StoreOtherPartialKeyGmu(keyIndex, tgt.PartialKey);
secTables.CreateCommonKey(keyIndex);
// send the partial key of the gmu
IFreeformEntity_Msg response = request.CopyTo(FF_FlowDirection.G2H, new FFCreateEntityRequest_G2H_ResponseRequired()
{
MessageType = FF_AppId_G2H_MessageTypes.FreeForm,
Command = FF_AppId_G2H_Commands.ResponseRequest,
SkipTransactionId = true,
});
FFTgt_B2B_Security tgt2 = new FFTgt_B2B_Security()
{
SecurityData = new FFTgt_B2B_Security_KeyExchange_End()
{
PartialKey = gmuPartialKey,
}
};
response.AddTarget(tgt2);
return(response);
}
protected override void OnModifyMessage(ILogMethod method, FFMsg_G2H message)
{
FFTgt_B2B_Security target = message.GetTarget <FFTgt_B2B_Security>();
if (target == null ||
target.Targets.Count == 0)
{
throw new ArgumentNullException("No valid encrypted targets found");
}
}
static void EncryptSecurity()
{
FFMsg_G2H msg = FreeformEntityFactory.CreateEntity <FFMsg_G2H>(FF_FlowDirection.G2H,
new FFCreateEntityRequest_G2H_ResponseRequired()
{
Command = FF_AppId_G2H_Commands.ResponseRequest,
MessageType = FF_AppId_G2H_MessageTypes.FreeForm,
SessionID = FF_AppId_SessionIds.Security,
TransactionID = 0xB1,
IPAddress = IPADDR,
});
FFTgt_B2B_Security tgt = new FFTgt_B2B_Security_ResponseRequired()
{
SecurityData = new FFTgt_B2B_Security_KeyExchange_Request(),
};
msg.AddTarget(tgt);
byte[] buf2 = FreeformEntityFactory.CreateBuffer(FF_FlowDirection.G2H, msg);
var msgF = FreeformEntityFactory.CreateEntity <FFMsg_G2H>(FF_FlowDirection.G2H, buf2);
FFMsg_H2G msg2 = msg.CopyTo(FF_FlowDirection.H2G, new FFCreateEntityRequest_H2G_ResponseRequired()
{
PollCode = FF_AppId_H2G_PollCodes.FreeformResponse,
}) as FFMsg_H2G;
FFTgt_B2B_Security tgt2 = new FFTgt_B2B_Security()
{
SecurityData = new FFTgt_B2B_Security_KeyExchange_PartialKey()
{
PartialKey = new byte[] { 10, 11, 12, 34, 56, 78, 96, 89, 44 },
}
};
msg2.AddTarget(tgt2);
byte[] buf3 = FreeformEntityFactory.CreateBuffer(FF_FlowDirection.H2G, msg2);
var msgF3 = FreeformEntityFactory.CreateEntity <FFMsg_H2G>(FF_FlowDirection.H2G, buf3, IPADDR);
ExecutionStepFactory.Current.Execute(msg);
//byte[] buf1 = FreeformEntityFactory.CreateBuffer(FF_FlowDirection.H2G, msg2);
//UdpFreeformEntity buffer = FreeformEntityFactory.CreateUdpEntity(FF_FlowDirection.G2H, buf1);
//IFreeformEntity ff = FreeformEntityFactory.CreateEntity(FF_FlowDirection.G2H, buffer);
//byte[] buf2 = FreeformEntityFactory.CreateBuffer(FF_FlowDirection.G2H, msg);
}
