static int peer_recv_tpkt_pdu(freerdp_peer* client, wStream* s) { rdpRdp* rdp; UINT16 length; UINT16 pduType; UINT16 pduLength; UINT16 pduSource; UINT16 channelId; UINT16 securityFlags; rdp = client->context->rdp; if (!rdp_read_header(rdp, s, &length, &channelId)) { fprintf(stderr, "Incorrect RDP header.\n"); return -1; } if (rdp->settings->DisableEncryption) { if (!rdp_read_security_header(s, &securityFlags)) return -1; if (securityFlags & SEC_ENCRYPT) { if (!rdp_decrypt(rdp, s, length - 4, securityFlags)) { fprintf(stderr, "rdp_decrypt failed\n"); return -1; } } } if (channelId != MCS_GLOBAL_CHANNEL_ID) { if(!freerdp_channel_peer_process(client, s, channelId)) return -1; } else { if (!rdp_read_share_control_header(s, &pduLength, &pduType, &pduSource)) return -1; client->settings->PduSource = pduSource; switch (pduType) { case PDU_TYPE_DATA: if (!peer_recv_data_pdu(client, s)) return -1; break; default: fprintf(stderr, "Client sent pduType %d\n", pduType); return -1; } } return 0; }
static boolean peer_recv_tpkt_pdu(rdpPeer* peer, STREAM* s) { uint16 length; uint16 pduType; uint16 pduLength; uint16 channelId; if (!rdp_read_header(peer->rdp, s, &length, &channelId)) { printf("Incorrect RDP header.\n"); return False; } if (channelId != MCS_GLOBAL_CHANNEL_ID) { /* TODO: process channel data from client */ } else { if (!rdp_read_share_control_header(s, &pduLength, &pduType, &peer->rdp->settings->pdu_source)) return False; switch (pduType) { case PDU_TYPE_DATA: if (!peer_recv_data_pdu(peer, s)) return False; break; default: printf("Client sent pduType %d\n", pduType); return False; } } return True; }
static int peer_recv_tpkt_pdu(freerdp_peer* client, wStream* s) { rdpRdp* rdp; UINT16 length; UINT16 pduType; UINT16 pduLength; UINT16 pduSource; UINT16 channelId; UINT16 securityFlags = 0; rdp = client->context->rdp; if (!rdp_read_header(rdp, s, &length, &channelId)) { WLog_ERR(TAG, "Incorrect RDP header."); return -1; } if (freerdp_shall_disconnect(rdp->instance)) return 0; if (rdp->settings->UseRdpSecurityLayer) { if (!rdp_read_security_header(s, &securityFlags)) return -1; if (securityFlags & SEC_ENCRYPT) { if (!rdp_decrypt(rdp, s, length - 4, securityFlags)) { WLog_ERR(TAG, "rdp_decrypt failed"); return -1; } } } if (channelId == MCS_GLOBAL_CHANNEL_ID) { if (!rdp_read_share_control_header(s, &pduLength, &pduType, &pduSource)) return -1; client->settings->PduSource = pduSource; switch (pduType) { case PDU_TYPE_DATA: if (!peer_recv_data_pdu(client, s)) return -1; break; case PDU_TYPE_CONFIRM_ACTIVE: if (!rdp_server_accept_confirm_active(rdp, s)) return -1; break; case PDU_TYPE_FLOW_RESPONSE: case PDU_TYPE_FLOW_STOP: case PDU_TYPE_FLOW_TEST: break; default: WLog_ERR(TAG, "Client sent pduType %"PRIu16"", pduType); return -1; } } else if (rdp->mcs->messageChannelId && channelId == rdp->mcs->messageChannelId) { if (!rdp->settings->UseRdpSecurityLayer) if (!rdp_read_security_header(s, &securityFlags)) return -1; return rdp_recv_message_channel_pdu(rdp, s, securityFlags); } else { if (!freerdp_channel_peer_process(client, s, channelId)) return -1; } return 0; }