159 lines
5.0 KiB
C
159 lines
5.0 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* RDP Core
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __RDP_H
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#define __RDP_H
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typedef struct rdp_rdp rdpRdp;
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#include "mcs.h"
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#include "tpkt.h"
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#include "tpdu.h"
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#include "nego.h"
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#include "input.h"
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#include "update.h"
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#include "license.h"
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#include "errinfo.h"
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#include "security.h"
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#include "registry.h"
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#include "transport.h"
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#include "connection.h"
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#include "capabilities.h"
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#include "vchan.h"
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#include <freerdp/freerdp.h>
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#include <freerdp/settings.h>
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#include <freerdp/utils/stream.h>
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/* Security Header Flags */
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#define SEC_EXCHANGE_PKT 0x0001
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#define SEC_ENCRYPT 0x0008
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#define SEC_RESET_SEQNO 0x0010
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#define SEC_IGNORE_SEQNO 0x0020
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#define SEC_INFO_PKT 0x0040
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#define SEC_LICENSE_PKT 0x0080
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#define SEC_LICENSE_ENCRYPT_CS 0x0200
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#define SEC_LICENSE_ENCRYPT_SC 0x0200
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#define SEC_REDIRECTION_PKT 0x0400
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#define SEC_SECURE_CHECKSUM 0x0800
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#define SEC_FLAGSHI_VALID 0x8000
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#define SEC_PKT_CS_MASK (SEC_EXCHANGE_PKT | SEC_INFO_PKT)
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#define SEC_PKT_SC_MASK (SEC_LICENSE_PKT | SEC_REDIRECTION_PKT)
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#define SEC_PKT_MASK (SEC_PKT_CS_MASK | SEC_PKT_SC_MASK)
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#define RDP_SECURITY_HEADER_LENGTH 4
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#define RDP_SHARE_CONTROL_HEADER_LENGTH 6
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#define RDP_SHARE_DATA_HEADER_LENGTH 12
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#define RDP_PACKET_HEADER_LENGTH (TPDU_DATA_LENGTH + MCS_SEND_DATA_HEADER_LENGTH)
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#define PDU_TYPE_DEMAND_ACTIVE 0x1
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#define PDU_TYPE_CONFIRM_ACTIVE 0x3
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#define PDU_TYPE_DEACTIVATE_ALL 0x6
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#define PDU_TYPE_DATA 0x7
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#define PDU_TYPE_SERVER_REDIRECTION 0xA
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/* Data PDU Types */
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#define DATA_PDU_TYPE_UPDATE 0x02
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#define DATA_PDU_TYPE_CONTROL 0x14
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#define DATA_PDU_TYPE_POINTER 0x1B
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#define DATA_PDU_TYPE_INPUT 0x1C
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#define DATA_PDU_TYPE_SYNCHRONIZE 0x1F
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#define DATA_PDU_TYPE_REFRESH_RECT 0x21
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#define DATA_PDU_TYPE_PLAY_SOUND 0x22
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#define DATA_PDU_TYPE_SUPPRESS_OUTPUT 0x23
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#define DATA_PDU_TYPE_SHUTDOWN_REQUEST 0x24
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#define DATA_PDU_TYPE_SHUTDOWN_DENIED 0x25
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#define DATA_PDU_TYPE_SAVE_SESSION_INFO 0x26
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#define DATA_PDU_TYPE_FONT_LIST 0x27
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#define DATA_PDU_TYPE_FONT_MAP 0x28
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#define DATA_PDU_TYPE_SET_KEYBOARD_INDICATORS 0x29
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#define DATA_PDU_TYPE_BITMAP_CACHE_PERSISTENT_LIST 0x2B
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#define DATA_PDU_TYPE_BITMAP_CACHE_ERROR 0x2C
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#define DATA_PDU_TYPE_SET_KEYBOARD_IME_STATUS 0x2D
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#define DATA_PDU_TYPE_OFFSCREEN_CACHE_ERROR 0x2E
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#define DATA_PDU_TYPE_SET_ERROR_INFO 0x2F
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#define DATA_PDU_TYPE_DRAW_NINEGRID_ERROR 0x30
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#define DATA_PDU_TYPE_DRAW_GDIPLUS_ERROR 0x31
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#define DATA_PDU_TYPE_ARC_STATUS 0x32
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#define DATA_PDU_TYPE_STATUS_INFO 0x36
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#define DATA_PDU_TYPE_MONITOR_LAYOUT 0x37
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/* Compression Types */
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#define PACKET_COMPRESSED 0x20
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#define PACKET_AT_FRONT 0x40
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#define PACKET_FLUSHED 0x80
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#define PACKET_COMPR_TYPE_8K 0x00
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#define PACKET_COMPR_TYPE_64K 0x01
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#define PACKET_COMPR_TYPE_RDP6 0x02
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#define PACKET_COMPR_TYPE_RDP61 0x03
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#define CompressionTypeMask 0x0F
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/* Stream Identifiers */
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#define STREAM_UNDEFINED 0x00
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#define STREAM_LOW 0x01
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#define STREAM_MED 0x02
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#define STREAM_HI 0x04
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struct rdp_rdp
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{
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boolean licensed;
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boolean activated;
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struct rdp_mcs* mcs;
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struct rdp_nego* nego;
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struct rdp_input* input;
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struct rdp_update* update;
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struct rdp_license* license;
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struct rdp_settings* settings;
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struct rdp_registry* registry;
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struct rdp_transport* transport;
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struct rdp_vchan* vchan;
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};
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void rdp_read_security_header(STREAM* s, uint16* flags);
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void rdp_write_security_header(STREAM* s, uint16 flags);
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void rdp_read_share_control_header(STREAM* s, uint16* length, uint16* type, uint16* channel_id);
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void rdp_write_share_control_header(STREAM* s, uint16 length, uint16 type, uint16 channel_id);
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void rdp_read_share_data_header(STREAM* s, uint16* length, uint8* type, uint32* share_id);
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void rdp_write_share_data_header(STREAM* s, uint16 length, uint8 type, uint32 share_id);
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STREAM* rdp_send_stream_init(rdpRdp* rdp);
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void rdp_write_header(rdpRdp* rdp, STREAM* s, int length, uint16 channel_id);
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STREAM* rdp_pdu_init(rdpRdp* rdp);
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void rdp_send_pdu(rdpRdp* rdp, STREAM* s, uint16 type, uint16 channel_id);
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STREAM* rdp_data_pdu_init(rdpRdp* rdp);
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void rdp_send_data_pdu(rdpRdp* rdp, STREAM* s, uint16 type, uint16 channel_id);
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void rdp_send(rdpRdp* rdp, STREAM* s, uint16 channel_id);
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void rdp_recv(rdpRdp* rdp);
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int rdp_send_channel_data(rdpRdp* rdp, int channel_id, uint8* data, int size);
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void rdp_set_blocking_mode(rdpRdp* rdp, boolean blocking);
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int rdp_check_fds(rdpRdp* rdp);
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rdpRdp* rdp_new(freerdp* instance);
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void rdp_free(rdpRdp* rdp);
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#endif /* __RDP_H */
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