boolean rdp_client_connect_demand_active(rdpRdp* rdp, STREAM* s)
{
uint8* mark;
uint16 width;
uint16 height;
width = rdp->settings->width;
height = rdp->settings->height;
stream_get_mark(s, mark);
if (!rdp_recv_demand_active(rdp, s))
{
stream_set_mark(s, mark);
stream_seek(s, RDP_PACKET_HEADER_LENGTH);
if (rdp_recv_out_of_sequence_pdu(rdp, s) != True)
return False;
return True;
}
if (!rdp_send_confirm_active(rdp))
return False;
/**
* The server may request a different desktop size during Deactivation-Reactivation sequence.
* In this case, the UI should be informed and do actual window resizing at this point.
*/
if (width != rdp->settings->width || height != rdp->settings->height)
{
IFCALL(rdp->update->DesktopResize, rdp->update);
}
/**
* [MS-RDPBCGR] 1.3.1.1 - 8.
* The client-to-server PDUs sent during this phase have no dependencies on any of the server-to-
* client PDUs; they may be sent as a single batch, provided that sequencing is maintained.
*/
if (!rdp_send_client_synchronize_pdu(rdp))
return False;
if (!rdp_send_client_control_pdu(rdp, CTRLACTION_COOPERATE))
return False;
if (!rdp_send_client_control_pdu(rdp, CTRLACTION_REQUEST_CONTROL))
return False;
if (!rdp_send_client_persistent_key_list_pdu(rdp))
return False;
if (!rdp_send_client_font_list_pdu(rdp, FONTLIST_FIRST | FONTLIST_LAST))
return False;
rdp->state = CONNECTION_STATE_ACTIVE;
update_reset_state(rdp->update);
return True;
}
tbool rdp_client_connect_demand_active(rdpRdp* rdp, STREAM* s)
{
uint8* mark;
uint16 width;
uint16 height;
uint16 channelId;
width = rdp->settings->width;
height = rdp->settings->height;
stream_get_mark(s, mark);
if (!rdp_recv_demand_active(rdp, s))
{
stream_set_mark(s, mark);
rdp_recv_get_active_header(rdp, s, &channelId);
/* Was stream_seek(s, RDP_PACKET_HEADER_MAX_LENGTH);
* but the headers aren't always that length,
* so that could result in a bad offset.
*/
if (rdp_recv_out_of_sequence_pdu(rdp, s) == false)
return false;
return true;
}
if (rdp->disconnect)
return true;
if (!rdp_send_confirm_active(rdp))
return false;
input_register_client_callbacks(rdp->input);
/**
* The server may request a different desktop size during Deactivation-Reactivation sequence.
* In this case, the UI should be informed and do actual window resizing at this point.
*/
if (width != rdp->settings->width || height != rdp->settings->height)
{
IFCALL(rdp->update->DesktopResize, rdp->update->context);
}
rdp->state = CONNECTION_STATE_FINALIZATION;
update_reset_state(rdp->update);
rdp_client_connect_finalize(rdp);
return true;
}
BOOL rdp_client_connect_demand_active(rdpRdp* rdp, wStream* s)
{
BYTE* mark;
UINT16 width;
UINT16 height;
width = rdp->settings->DesktopWidth;
height = rdp->settings->DesktopHeight;
Stream_GetPointer(s, mark);
if (!rdp_recv_demand_active(rdp, s))
{
UINT16 channelId;
Stream_SetPointer(s, mark);
rdp_recv_get_active_header(rdp, s, &channelId);
/* Was Stream_Seek(s, RDP_PACKET_HEADER_MAX_LENGTH);
* but the headers aren't always that length,
* so that could result in a bad offset.
*/
if (rdp_recv_out_of_sequence_pdu(rdp, s) != TRUE)
return FALSE;
return TRUE;
}
if (rdp->disconnect)
return TRUE;
if (!rdp_send_confirm_active(rdp))
return FALSE;
input_register_client_callbacks(rdp->input);
/**
* The server may request a different desktop size during Deactivation-Reactivation sequence.
* In this case, the UI should be informed and do actual window resizing at this point.
*/
if (width != rdp->settings->DesktopWidth || height != rdp->settings->DesktopHeight)
{
IFCALL(rdp->update->DesktopResize, rdp->update->context);
}
rdp->state = CONNECTION_STATE_FINALIZATION;
update_reset_state(rdp->update);
return rdp_client_connect_finalize(rdp);
}
boolean rdp_server_accept_confirm_active(rdpRdp* rdp, STREAM* s)
{
if (!rdp_recv_confirm_active(rdp, s))
return false;
rdp->state = CONNECTION_STATE_ACTIVE;
update_reset_state(rdp->update);
if (!rdp_send_server_synchronize_pdu(rdp))
return false;
if (!rdp_send_server_control_cooperate_pdu(rdp))
return false;
return true;
}
BOOL rdp_server_accept_confirm_active(rdpRdp* rdp, wStream* s)
{
if (!rdp_recv_confirm_active(rdp, s))
return FALSE;
rdp->state = CONNECTION_STATE_ACTIVE;
update_reset_state(rdp->update);
if (!rdp_send_server_synchronize_pdu(rdp))
return FALSE;
if (!rdp_send_server_control_cooperate_pdu(rdp))
return FALSE;
return TRUE;
}
boolean rdp_server_accept_confirm_active(rdpRdp* rdp, STREAM* s)
{
/**
* During reactivation sequence the client might sent some input before receiving
* the Deactivate All PDU. We need to ignore those noises here.
*/
if (!rdp_recv_confirm_active(rdp, s))
return True;
rdp->state = CONNECTION_STATE_ACTIVE;
update_reset_state(rdp->update);
if (!rdp_send_server_synchronize_pdu(rdp))
return False;
if (!rdp_send_server_control_cooperate_pdu(rdp))
return False;
return True;
}
int rdp_client_transition_to_state(rdpRdp* rdp, int state)
{
int status = 0;
switch (state)
{
case CONNECTION_STATE_INITIAL:
rdp->state = CONNECTION_STATE_INITIAL;
break;
case CONNECTION_STATE_NEGO:
rdp->state = CONNECTION_STATE_NEGO;
break;
case CONNECTION_STATE_MCS_CONNECT:
rdp->state = CONNECTION_STATE_MCS_CONNECT;
break;
case CONNECTION_STATE_MCS_ERECT_DOMAIN:
rdp->state = CONNECTION_STATE_MCS_ERECT_DOMAIN;
break;
case CONNECTION_STATE_MCS_ATTACH_USER:
rdp->state = CONNECTION_STATE_MCS_ATTACH_USER;
break;
case CONNECTION_STATE_MCS_CHANNEL_JOIN:
rdp->state = CONNECTION_STATE_MCS_CHANNEL_JOIN;
break;
case CONNECTION_STATE_RDP_SECURITY_COMMENCEMENT:
rdp->state = CONNECTION_STATE_RDP_SECURITY_COMMENCEMENT;
break;
case CONNECTION_STATE_SECURE_SETTINGS_EXCHANGE:
rdp->state = CONNECTION_STATE_SECURE_SETTINGS_EXCHANGE;
break;
case CONNECTION_STATE_CONNECT_TIME_AUTO_DETECT:
rdp->state = CONNECTION_STATE_CONNECT_TIME_AUTO_DETECT;
break;
case CONNECTION_STATE_LICENSING:
rdp->state = CONNECTION_STATE_LICENSING;
break;
case CONNECTION_STATE_MULTITRANSPORT_BOOTSTRAPPING:
rdp->state = CONNECTION_STATE_MULTITRANSPORT_BOOTSTRAPPING;
break;
case CONNECTION_STATE_CAPABILITIES_EXCHANGE:
rdp->state = CONNECTION_STATE_CAPABILITIES_EXCHANGE;
break;
case CONNECTION_STATE_FINALIZATION:
rdp->state = CONNECTION_STATE_FINALIZATION;
update_reset_state(rdp->update);
rdp->finalize_sc_pdus = 0;
break;
case CONNECTION_STATE_ACTIVE:
rdp->state = CONNECTION_STATE_ACTIVE;
break;
default:
status = -1;
break;
}
return status;
}
int rdp_server_transition_to_state(rdpRdp* rdp, int state)
{
int status = 0;
freerdp_peer* client = NULL;
if (rdp->state >= CONNECTION_STATE_RDP_SECURITY_COMMENCEMENT)
client = rdp->context->peer;
if (rdp->state < CONNECTION_STATE_ACTIVE)
{
if (client)
client->activated = FALSE;
}
switch (state)
{
case CONNECTION_STATE_INITIAL:
rdp->state = CONNECTION_STATE_INITIAL;
break;
case CONNECTION_STATE_NEGO:
rdp->state = CONNECTION_STATE_NEGO;
break;
case CONNECTION_STATE_MCS_CONNECT:
rdp->state = CONNECTION_STATE_MCS_CONNECT;
break;
case CONNECTION_STATE_MCS_ERECT_DOMAIN:
rdp->state = CONNECTION_STATE_MCS_ERECT_DOMAIN;
break;
case CONNECTION_STATE_MCS_ATTACH_USER:
rdp->state = CONNECTION_STATE_MCS_ATTACH_USER;
break;
case CONNECTION_STATE_MCS_CHANNEL_JOIN:
rdp->state = CONNECTION_STATE_MCS_CHANNEL_JOIN;
break;
case CONNECTION_STATE_RDP_SECURITY_COMMENCEMENT:
rdp->state = CONNECTION_STATE_RDP_SECURITY_COMMENCEMENT;
break;
case CONNECTION_STATE_SECURE_SETTINGS_EXCHANGE:
rdp->state = CONNECTION_STATE_SECURE_SETTINGS_EXCHANGE;
break;
case CONNECTION_STATE_CONNECT_TIME_AUTO_DETECT:
rdp->state = CONNECTION_STATE_CONNECT_TIME_AUTO_DETECT;
break;
case CONNECTION_STATE_LICENSING:
rdp->state = CONNECTION_STATE_LICENSING;
break;
case CONNECTION_STATE_MULTITRANSPORT_BOOTSTRAPPING:
rdp->state = CONNECTION_STATE_MULTITRANSPORT_BOOTSTRAPPING;
break;
case CONNECTION_STATE_CAPABILITIES_EXCHANGE:
rdp->state = CONNECTION_STATE_CAPABILITIES_EXCHANGE;
rdp->AwaitCapabilities = FALSE;
break;
case CONNECTION_STATE_FINALIZATION:
rdp->state = CONNECTION_STATE_FINALIZATION;
rdp->finalize_sc_pdus = 0;
break;
case CONNECTION_STATE_ACTIVE:
rdp->state = CONNECTION_STATE_ACTIVE;
update_reset_state(rdp->update);
if (client)
{
if (!client->connected)
{
/**
* PostConnect should only be called once and should not
* be called after a reactivation sequence.
*/
IFCALLRET(client->PostConnect, client->connected, client);
if (!client->connected)
return -1;
}
IFCALLRET(client->Activate, client->activated, client);
if (!client->activated)
return -1;
}
break;
default:
status = -1;
break;
}
return status;
}
