BOOL tsg_disconnect(rdpTsg* tsg)
{
/**
* Gateway Shutdown Phase
*
* Client Server
* | |
* |-------------TsProxyCloseChannel Request---------->|
* | |
* |<-------TsProxySetupReceivePipe Final Response-----|
* |<-----------TsProxyCloseChannel Response-----------|
* | |
* |----TsProxyMakeTunnelCall Request (cancel async)-->|
* | |
* |<---TsProxyMakeTunnelCall Response (call async)----|
* |<---TsProxyMakeTunnelCall Response (cancel async)--|
* | |
* |--------------TsProxyCloseTunnel Request---------->|
* |<-------------TsProxyCloseTunnel Response----------|
* | |
*/
tsg->rpc->client->SynchronousReceive = TRUE;
if (!TsProxyCloseChannel(tsg, NULL))
return FALSE;
if (!TsProxyMakeTunnelCall(tsg, &tsg->TunnelContext, TSG_TUNNEL_CANCEL_ASYNC_MSG_REQUEST, NULL, NULL))
return FALSE;
if (!TsProxyCloseTunnel(tsg, NULL))
return FALSE;
return TRUE;
}
BOOL tsg_disconnect(rdpTsg* tsg)
{
/**
* Gateway Shutdown Phase
*
* Client Server
* | |
* |-------------TsProxyCloseChannel Request---------->|
* | |
* |<-------TsProxySetupReceivePipe Final Response-----|
* |<-----------TsProxyCloseChannel Response-----------|
* | |
* |----TsProxyMakeTunnelCall Request (cancel async)-->|
* | |
* |<---TsProxyMakeTunnelCall Response (call async)----|
* |<---TsProxyMakeTunnelCall Response (cancel async)--|
* | |
* |--------------TsProxyCloseTunnel Request---------->|
* |<-------------TsProxyCloseTunnel Response----------|
* | |
*/
if (tsg == NULL)
return FALSE;
tsg->rpc->client->SynchronousReceive = TRUE;
/* if we are already in state pending (i.e. if a server initiated disconnect was issued)
we have to skip TsProxyCloseChannel - see Figure 13 in section 3.2.3
*/
if (tsg->state != TSG_STATE_TUNNEL_CLOSE_PENDING)
{
if (!TsProxyCloseChannel(tsg, NULL))
return FALSE;
}
if (!TsProxyMakeTunnelCall(tsg, &tsg->TunnelContext, TSG_TUNNEL_CANCEL_ASYNC_MSG_REQUEST, NULL, NULL))
return FALSE;
if (!TsProxyCloseTunnel(tsg, NULL))
return FALSE;
return TRUE;
}