FreeRDP/libfreerdp-core/connection.c
2011-08-13 16:37:03 +08:00

111 lines
4.2 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Client
* Connection Sequence
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "connection.h"
#include "info.h"
/**
* Connection Sequence
* client server
* | |
* |-----------------------X.224 Connection Request PDU--------------------->|
* |<----------------------X.224 Connection Confirm PDU----------------------|
* |-------MCS Connect-Initial PDU with GCC Conference Create Request------->|
* |<-----MCS Connect-Response PDU with GCC Conference Create Response-------|
* |------------------------MCS Erect Domain Request PDU-------------------->|
* |------------------------MCS Attach User Request PDU--------------------->|
* |<-----------------------MCS Attach User Confirm PDU----------------------|
* |------------------------MCS Channel Join Request PDU-------------------->|
* |<-----------------------MCS Channel Join Confirm PDU---------------------|
* |----------------------------Security Exchange PDU----------------------->|
* |-------------------------------Client Info PDU-------------------------->|
* |<---------------------License Error PDU - Valid Client-------------------|
* |<-----------------------------Demand Active PDU--------------------------|
* |------------------------------Confirm Active PDU------------------------>|
* |-------------------------------Synchronize PDU-------------------------->|
* |---------------------------Control PDU - Cooperate---------------------->|
* |------------------------Control PDU - Request Control------------------->|
* |--------------------------Persistent Key List PDU(s)-------------------->|
* |--------------------------------Font List PDU--------------------------->|
* |<------------------------------Synchronize PDU---------------------------|
* |<--------------------------Control PDU - Cooperate-----------------------|
* |<-----------------------Control PDU - Granted Control--------------------|
* |<-------------------------------Font Map PDU-----------------------------|
*
*/
/**
* Establish RDP Connection.\n
* @msdn{cc240452}
* @param rdp RDP module
*/
boolean rdp_client_connect(rdpRdp* rdp)
{
boolean ret;
rdp->settings->autologon = 1;
nego_init(rdp->nego);
nego_set_target(rdp->nego, rdp->settings->hostname, 3389);
nego_set_cookie(rdp->nego, rdp->settings->username);
nego_enable_rdp(rdp->nego, rdp->settings->rdp_security);
nego_enable_nla(rdp->nego, rdp->settings->nla_security);
nego_enable_tls(rdp->nego, rdp->settings->tls_security);
if (nego_connect(rdp->nego) != True)
{
printf("Error: protocol security negotiation failure\n");
return False;
}
ret = False;
if (rdp->nego->selected_protocol & PROTOCOL_NLA)
ret = transport_connect_nla(rdp->transport);
else if (rdp->nego->selected_protocol & PROTOCOL_TLS)
ret = transport_connect_tls(rdp->transport);
else if (rdp->nego->selected_protocol & PROTOCOL_RDP)
ret = transport_connect_rdp(rdp->transport);
if (!ret)
return False;
if (mcs_connect(rdp->mcs) != True)
{
printf("Error: Multipoint Connection Service (MCS) connection failure\n");
return False;
}
rdp_send_client_info(rdp);
if (license_connect(rdp->license) != True)
{
printf("Error: license connection sequence failure\n");
return False;
}
rdp->licensed = True;
rdp_client_activate(rdp);
rdp_set_blocking_mode(rdp, False);
return True;
}