282 lines
7.1 KiB
C
282 lines
7.1 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Activation Sequence
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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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#include "activation.h"
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uint8 CTRLACTION_STRINGS[][32] =
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{
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"",
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"CTRLACTION_REQUEST_CONTROL",
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"CTRLACTION_GRANTED_CONTROL",
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"CTRLACTION_DETACH",
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"CTRLACTION_COOPERATE"
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};
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void rdp_write_synchronize_pdu(STREAM* s, rdpSettings* settings)
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{
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stream_write_uint16(s, SYNCMSGTYPE_SYNC); /* messageType (2 bytes) */
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stream_write_uint16(s, settings->pdu_source); /* targetUser (2 bytes) */
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}
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boolean rdp_recv_server_synchronize_pdu(rdpRdp* rdp, STREAM* s)
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{
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return True;
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}
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boolean rdp_send_server_synchronize_pdu(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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rdp_write_synchronize_pdu(s, rdp->settings);
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rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_SYNCHRONIZE, rdp->mcs->user_id);
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return True;
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}
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boolean rdp_recv_client_synchronize_pdu(STREAM* s)
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{
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uint16 messageType;
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if (stream_get_left(s) < 4)
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return False;
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stream_read_uint16(s, messageType); /* messageType (2 bytes) */
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if (messageType != SYNCMSGTYPE_SYNC)
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return False;
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/* targetUser (2 bytes) */
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return True;
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}
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boolean rdp_send_client_synchronize_pdu(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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rdp_write_synchronize_pdu(s, rdp->settings);
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return rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_SYNCHRONIZE, rdp->mcs->user_id);
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}
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boolean rdp_recv_control_pdu(STREAM* s, uint16* action)
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{
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if (stream_get_left(s) < 8)
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return False;
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stream_read_uint16(s, *action); /* action (2 bytes) */
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stream_seek_uint16(s); /* grantId (2 bytes) */
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stream_seek_uint32(s); /* controlId (4 bytes) */
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return True;
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}
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void rdp_write_client_control_pdu(STREAM* s, uint16 action)
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{
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stream_write_uint16(s, action); /* action (2 bytes) */
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stream_write_uint16(s, 0); /* grantId (2 bytes) */
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stream_write_uint32(s, 0); /* controlId (4 bytes) */
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}
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boolean rdp_recv_server_control_pdu(rdpRdp* rdp, STREAM* s)
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{
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uint16 action;
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rdp_recv_control_pdu(s, &action);
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return True;
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}
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boolean rdp_send_server_control_cooperate_pdu(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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stream_write_uint16(s, CTRLACTION_COOPERATE); /* action (2 bytes) */
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stream_write_uint16(s, 0); /* grantId (2 bytes) */
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stream_write_uint32(s, 0); /* controlId (4 bytes) */
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rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_CONTROL, rdp->mcs->user_id);
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return True;
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}
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boolean rdp_send_server_control_granted_pdu(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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stream_write_uint16(s, CTRLACTION_GRANTED_CONTROL); /* action (2 bytes) */
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stream_write_uint16(s, rdp->mcs->user_id); /* grantId (2 bytes) */
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stream_write_uint32(s, 0x03EA); /* controlId (4 bytes) */
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rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_CONTROL, rdp->mcs->user_id);
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return True;
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}
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boolean rdp_send_client_control_pdu(rdpRdp* rdp, uint16 action)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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rdp_write_client_control_pdu(s, action);
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return rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_CONTROL, rdp->mcs->user_id);
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}
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void rdp_write_persistent_list_entry(STREAM* s, uint32 key1, uint32 key2)
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{
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stream_write_uint32(s, key1); /* key1 (4 bytes) */
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stream_write_uint32(s, key2); /* key2 (4 bytes) */
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}
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void rdp_write_client_persistent_key_list_pdu(STREAM* s, rdpSettings* settings)
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{
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stream_write_uint16(s, 0); /* numEntriesCache0 (2 bytes) */
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stream_write_uint16(s, 0); /* numEntriesCache1 (2 bytes) */
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stream_write_uint16(s, 0); /* numEntriesCache2 (2 bytes) */
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stream_write_uint16(s, 0); /* numEntriesCache3 (2 bytes) */
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stream_write_uint16(s, 0); /* numEntriesCache4 (2 bytes) */
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stream_write_uint16(s, 0); /* totalEntriesCache0 (2 bytes) */
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stream_write_uint16(s, 0); /* totalEntriesCache1 (2 bytes) */
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stream_write_uint16(s, 0); /* totalEntriesCache2 (2 bytes) */
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stream_write_uint16(s, 0); /* totalEntriesCache3 (2 bytes) */
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stream_write_uint16(s, 0); /* totalEntriesCache4 (2 bytes) */
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stream_write_uint8(s, PERSIST_LAST_PDU); /* bBitMask (1 byte) */
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stream_write_uint8(s, 0); /* pad1 (1 byte) */
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stream_write_uint16(s, 0); /* pad3 (2 bytes) */
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/* entries */
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}
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boolean rdp_send_client_persistent_key_list_pdu(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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rdp_write_client_persistent_key_list_pdu(s, rdp->settings);
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return rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_BITMAP_CACHE_PERSISTENT_LIST, rdp->mcs->user_id);
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}
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boolean rdp_recv_client_font_list_pdu(STREAM* s)
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{
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if (stream_get_left(s) < 8)
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return False;
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return True;
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}
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void rdp_write_client_font_list_pdu(STREAM* s, uint16 flags)
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{
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stream_write_uint16(s, 0); /* numberFonts (2 bytes) */
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stream_write_uint16(s, 0); /* totalNumFonts (2 bytes) */
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stream_write_uint16(s, flags); /* listFlags (2 bytes) */
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stream_write_uint16(s, 50); /* entrySize (2 bytes) */
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}
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boolean rdp_send_client_font_list_pdu(rdpRdp* rdp, uint16 flags)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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rdp_write_client_font_list_pdu(s, flags);
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return rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_FONT_LIST, rdp->mcs->user_id);
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}
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boolean rdp_recv_server_font_map_pdu(rdpRdp* rdp, STREAM* s)
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{
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return True;
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}
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boolean rdp_send_server_font_map_pdu(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_data_pdu_init(rdp);
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stream_write_uint16(s, 0); /* numberEntries (2 bytes) */
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stream_write_uint16(s, 0); /* totalNumEntries (2 bytes) */
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stream_write_uint16(s, FONTLIST_FIRST | FONTLIST_LAST); /* mapFlags (2 bytes) */
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stream_write_uint16(s, 4); /* entrySize (2 bytes) */
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return rdp_send_data_pdu(rdp, s, DATA_PDU_TYPE_FONT_MAP, rdp->mcs->user_id);
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}
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boolean rdp_recv_deactivate_all(rdpRdp* rdp, STREAM* s)
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{
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uint16 lengthSourceDescriptor;
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stream_read_uint32(s, rdp->settings->share_id); /* shareId (4 bytes) */
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stream_read_uint16(s, lengthSourceDescriptor); /* lengthSourceDescriptor (2 bytes) */
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stream_seek(s, lengthSourceDescriptor); /* sourceDescriptor (should be 0x00) */
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rdp->state = CONNECTION_STATE_CAPABILITY;
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return True;
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}
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boolean rdp_send_deactivate_all(rdpRdp* rdp)
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{
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STREAM* s;
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s = rdp_pdu_init(rdp);
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stream_write_uint32(s, rdp->settings->share_id); /* shareId (4 bytes) */
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stream_write_uint16(s, 1); /* lengthSourceDescriptor (2 bytes) */
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stream_write_uint8(s, 0); /* sourceDescriptor (should be 0x00) */
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return rdp_send_pdu(rdp, s, PDU_TYPE_DEACTIVATE_ALL, rdp->mcs->user_id);
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}
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boolean rdp_server_accept_client_control_pdu(rdpRdp* rdp, STREAM* s)
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{
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uint16 action;
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if (!rdp_recv_control_pdu(s, &action))
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return False;
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if (action == CTRLACTION_REQUEST_CONTROL)
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{
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if (!rdp_send_server_control_granted_pdu(rdp))
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return False;
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}
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return True;
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}
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boolean rdp_server_accept_client_font_list_pdu(rdpRdp* rdp, STREAM* s)
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{
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if (!rdp_recv_client_font_list_pdu(s))
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return False;
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if (!rdp_send_server_font_map_pdu(rdp))
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return False;
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return True;
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}
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