static boolean peer_recv_callback(rdpTransport* transport, STREAM* s, void* extra)
{
rdpPeer* peer = (rdpPeer*) extra;
switch (peer->rdp->state)
{
case CONNECTION_STATE_INITIAL:
if (!rdp_server_accept_nego(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_NEGO:
if (!rdp_server_accept_mcs_connect_initial(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_MCS_CONNECT:
if (!rdp_server_accept_mcs_erect_domain_request(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_MCS_ERECT_DOMAIN:
if (!rdp_server_accept_mcs_attach_user_request(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_MCS_ATTACH_USER:
if (!rdp_server_accept_mcs_channel_join_request(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_MCS_CHANNEL_JOIN:
if (!rdp_server_accept_client_info(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_LICENSE:
if (!rdp_server_accept_confirm_active(peer->rdp, s))
return False;
break;
case CONNECTION_STATE_ACTIVE:
if (!peer_recv_pdu(peer, s))
return False;
break;
default:
printf("Invalid state %d\n", peer->rdp->state);
return False;
}
return True;
}
static int peer_recv_callback(rdpTransport* transport, wStream* s, void* extra)
{
freerdp_peer* client = (freerdp_peer*) extra;
rdpRdp* rdp = client->context->rdp;
switch (rdp->state)
{
case CONNECTION_STATE_INITIAL:
if (!rdp_server_accept_nego(rdp, s))
return -1;
if (rdp->nego->selected_protocol & PROTOCOL_NLA)
{
sspi_CopyAuthIdentity(&client->identity, &(rdp->nego->transport->credssp->identity));
IFCALLRET(client->Logon, client->authenticated, client, &client->identity, TRUE);
credssp_free(rdp->nego->transport->credssp);
}
else
{
IFCALLRET(client->Logon, client->authenticated, client, &client->identity, FALSE);
}
break;
case CONNECTION_STATE_NEGO:
if (!rdp_server_accept_mcs_connect_initial(rdp, s))
return -1;
break;
case CONNECTION_STATE_MCS_CONNECT:
if (!rdp_server_accept_mcs_erect_domain_request(rdp, s))
return -1;
break;
case CONNECTION_STATE_MCS_ERECT_DOMAIN:
if (!rdp_server_accept_mcs_attach_user_request(rdp, s))
return -1;
break;
case CONNECTION_STATE_MCS_ATTACH_USER:
if (!rdp_server_accept_mcs_channel_join_request(rdp, s))
return -1;
break;
case CONNECTION_STATE_MCS_CHANNEL_JOIN:
if (rdp->settings->DisableEncryption)
{
if (!rdp_server_accept_client_keys(rdp, s))
return -1;
break;
}
rdp->state = CONNECTION_STATE_ESTABLISH_KEYS;
/* FALLTHROUGH */
case CONNECTION_STATE_ESTABLISH_KEYS:
if (!rdp_server_accept_client_info(rdp, s))
return -1;
IFCALL(client->Capabilities, client);
if (!rdp_send_demand_active(rdp))
return -1;
break;
case CONNECTION_STATE_LICENSE:
if (!rdp_server_accept_confirm_active(rdp, s))
{
/**
* During reactivation sequence the client might sent some input or channel data
* before receiving the Deactivate All PDU. We need to process them as usual.
*/
stream_set_pos(s, 0);
return peer_recv_pdu(client, s);
}
break;
case CONNECTION_STATE_ACTIVE:
if (peer_recv_pdu(client, s) < 0)
return -1;
break;
default:
fprintf(stderr, "Invalid state %d\n", rdp->state);
return -1;
}
return 0;
}
