1 /*
2    rdesktop: A Remote Desktop Protocol client.
3    Miscellaneous protocol constants
4    Copyright (C) Matthew Chapman 1999-2005
5 
6    This program is free software; you can redistribute it and/or modify
7    it under the terms of the GNU General Public License as published by
8    the Free Software Foundation; either version 2 of the License, or
9    (at your option) any later version.
10 
11    This program is distributed in the hope that it will be useful,
12    but WITHOUT ANY WARRANTY; without even the implied warranty of
13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14    GNU General Public License for more details.
15 
16    You should have received a copy of the GNU General Public License along
17    with this program; if not, write to the Free Software Foundation, Inc.,
18    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 */
20 
21 /* TCP port for Remote Desktop Protocol */
22 #define TCP_PORT_RDP 3389
23 
24 #define DEFAULT_CODEPAGE	"UTF-8"
25 #define WINDOWS_CODEPAGE	"UTF-16LE"
26 
27 /* ISO PDU codes */
28 enum ISO_PDU_CODE
29 {
30 	ISO_PDU_CR = 0xE0,	/* Connection Request */
31 	ISO_PDU_CC = 0xD0,	/* Connection Confirm */
32 	ISO_PDU_DR = 0x80,	/* Disconnect Request */
33 	ISO_PDU_DT = 0xF0,	/* Data */
34 	ISO_PDU_ER = 0x70	/* Error */
35 };
36 
37 /* MCS PDU codes */
38 enum MCS_PDU_TYPE
39 {
40 	MCS_EDRQ = 1,		/* Erect Domain Request */
41 	MCS_DPUM = 8,		/* Disconnect Provider Ultimatum */
42 	MCS_AURQ = 10,		/* Attach User Request */
43 	MCS_AUCF = 11,		/* Attach User Confirm */
44 	MCS_CJRQ = 14,		/* Channel Join Request */
45 	MCS_CJCF = 15,		/* Channel Join Confirm */
46 	MCS_SDRQ = 25,		/* Send Data Request */
47 	MCS_SDIN = 26		/* Send Data Indication */
48 };
49 
50 #define MCS_CONNECT_INITIAL	0x7f65
51 #define MCS_CONNECT_RESPONSE	0x7f66
52 
53 #define BER_TAG_BOOLEAN		1
54 #define BER_TAG_INTEGER		2
55 #define BER_TAG_OCTET_STRING	4
56 #define BER_TAG_RESULT		10
57 #define MCS_TAG_DOMAIN_PARAMS	0x30
58 
59 #define MCS_GLOBAL_CHANNEL	1003
60 #define MCS_USERCHANNEL_BASE    1001
61 
62 /* RDP secure transport constants */
63 #define SEC_RANDOM_SIZE		32
64 #define SEC_MODULUS_SIZE	64
65 #define SEC_MAX_MODULUS_SIZE	256
66 #define SEC_PADDING_SIZE	8
67 #define SEC_EXPONENT_SIZE	4
68 
69 #define SEC_CLIENT_RANDOM	0x0001
70 #define SEC_ENCRYPT		0x0008
71 #define SEC_LOGON_INFO		0x0040
72 #define SEC_LICENCE_NEG		0x0080
73 #define SEC_REDIRECT_ENCRYPT	0x0C00
74 
75 #define SEC_TAG_SRV_INFO	0x0c01
76 #define SEC_TAG_SRV_CRYPT	0x0c02
77 #define SEC_TAG_SRV_CHANNELS	0x0c03
78 
79 #define SEC_TAG_CLI_INFO	0xc001
80 #define SEC_TAG_CLI_CRYPT	0xc002
81 #define SEC_TAG_CLI_CHANNELS    0xc003
82 #define SEC_TAG_CLI_4           0xc004
83 
84 #define SEC_TAG_PUBKEY		0x0006
85 #define SEC_TAG_KEYSIG		0x0008
86 
87 #define SEC_RSA_MAGIC		0x31415352	/* RSA1 */
88 
89 /* RDP licensing constants */
90 #define LICENCE_TOKEN_SIZE	10
91 #define LICENCE_HWID_SIZE	20
92 #define LICENCE_SIGNATURE_SIZE	16
93 
94 #define LICENCE_TAG_DEMAND	0x01
95 #define LICENCE_TAG_AUTHREQ	0x02
96 #define LICENCE_TAG_ISSUE	0x03
97 #define LICENCE_TAG_REISSUE	0x04
98 #define LICENCE_TAG_PRESENT	0x12
99 #define LICENCE_TAG_REQUEST	0x13
100 #define LICENCE_TAG_AUTHRESP	0x15
101 #define LICENCE_TAG_RESULT	0xff
102 
103 #define LICENCE_TAG_USER	0x000f
104 #define LICENCE_TAG_HOST	0x0010
105 
106 /* RDP PDU codes */
107 enum RDP_PDU_TYPE
108 {
109 	RDP_PDU_DEMAND_ACTIVE = 1,
110 	RDP_PDU_CONFIRM_ACTIVE = 3,
111 	RDP_PDU_REDIRECT = 4,	/* MS Server 2003 Session Redirect */
112 	RDP_PDU_DEACTIVATE = 6,
113 	RDP_PDU_DATA = 7
114 };
115 
116 enum RDP_DATA_PDU_TYPE
117 {
118 	RDP_DATA_PDU_UPDATE = 2,
119 	RDP_DATA_PDU_CONTROL = 20,
120 	RDP_DATA_PDU_POINTER = 27,
121 	RDP_DATA_PDU_INPUT = 28,
122 	RDP_DATA_PDU_SYNCHRONISE = 31,
123 	RDP_DATA_PDU_BELL = 34,
124 	RDP_DATA_PDU_CLIENT_WINDOW_STATUS = 35,
125 	RDP_DATA_PDU_LOGON = 38,
126 	RDP_DATA_PDU_FONT2 = 39,
127 	RDP_DATA_PDU_KEYBOARD_INDICATORS = 41,
128 	RDP_DATA_PDU_DISCONNECT = 47
129 };
130 
131 enum RDP_CONTROL_PDU_TYPE
132 {
133 	RDP_CTL_REQUEST_CONTROL = 1,
134 	RDP_CTL_GRANT_CONTROL = 2,
135 	RDP_CTL_DETACH = 3,
136 	RDP_CTL_COOPERATE = 4
137 };
138 
139 enum RDP_UPDATE_PDU_TYPE
140 {
141 	RDP_UPDATE_ORDERS = 0,
142 	RDP_UPDATE_BITMAP = 1,
143 	RDP_UPDATE_PALETTE = 2,
144 	RDP_UPDATE_SYNCHRONIZE = 3
145 };
146 
147 enum RDP_POINTER_PDU_TYPE
148 {
149 	RDP_POINTER_SYSTEM = 1,
150 	RDP_POINTER_MOVE = 3,
151 	RDP_POINTER_COLOR = 6,
152 	RDP_POINTER_CACHED = 7
153 };
154 
155 enum RDP_SYSTEM_POINTER_TYPE
156 {
157 	RDP_NULL_POINTER = 0,
158 	RDP_DEFAULT_POINTER = 0x7F00
159 };
160 
161 enum RDP_INPUT_DEVICE
162 {
163 	RDP_INPUT_SYNCHRONIZE = 0,
164 	RDP_INPUT_CODEPOINT = 1,
165 	RDP_INPUT_VIRTKEY = 2,
166 	RDP_INPUT_SCANCODE = 4,
167 	RDP_INPUT_MOUSE = 0x8001
168 };
169 
170 /* Device flags */
171 #define KBD_FLAG_RIGHT          0x0001
172 #define KBD_FLAG_EXT            0x0100
173 #define KBD_FLAG_QUIET          0x1000
174 #define KBD_FLAG_DOWN           0x4000
175 #define KBD_FLAG_UP             0x8000
176 
177 /* These are for synchronization; not for keystrokes */
178 #define KBD_FLAG_SCROLL   0x0001
179 #define KBD_FLAG_NUMLOCK  0x0002
180 #define KBD_FLAG_CAPITAL  0x0004
181 
182 /* See T.128 */
183 #define RDP_KEYPRESS 0
184 #define RDP_KEYRELEASE (KBD_FLAG_DOWN | KBD_FLAG_UP)
185 
186 #define MOUSE_FLAG_MOVE         0x0800
187 #define MOUSE_FLAG_BUTTON1      0x1000
188 #define MOUSE_FLAG_BUTTON2      0x2000
189 #define MOUSE_FLAG_BUTTON3      0x4000
190 #define MOUSE_FLAG_BUTTON4      0x0280
191 #define MOUSE_FLAG_BUTTON5      0x0380
192 #define MOUSE_FLAG_DOWN         0x8000
193 
194 /* Raster operation masks */
195 #define ROP2_S(rop3) (rop3 & 0xf)
196 #define ROP2_P(rop3) ((rop3 & 0x3) | ((rop3 & 0x30) >> 2))
197 
198 #define ROP2_COPY	0xc
199 #define ROP2_XOR	0x6
200 #define ROP2_AND	0x8
201 #define ROP2_NXOR	0x9
202 #define ROP2_OR		0xe
203 
204 #define MIX_TRANSPARENT	0
205 #define MIX_OPAQUE	1
206 
207 #define TEXT2_VERTICAL		0x04
208 #define TEXT2_IMPLICIT_X	0x20
209 
210 #define ALTERNATE	1
211 #define WINDING		2
212 
213 /* RDP bitmap cache (version 2) constants */
214 #define BMPCACHE2_C0_CELLS	0x78
215 #define BMPCACHE2_C1_CELLS	0x78
216 #define BMPCACHE2_C2_CELLS	0x150
217 #define BMPCACHE2_NUM_PSTCELLS	0x9f6
218 
219 #define PDU_FLAG_FIRST		0x01
220 #define PDU_FLAG_LAST		0x02
221 
222 /* RDP capabilities */
223 #define RDP_CAPSET_GENERAL	1	/* Maps to generalCapabilitySet in T.128 page 138 */
224 #define RDP_CAPLEN_GENERAL	0x18
225 #define OS_MAJOR_TYPE_UNIX	4
226 #define OS_MINOR_TYPE_XSERVER	7
227 
228 #define RDP_CAPSET_BITMAP	2
229 #define RDP_CAPLEN_BITMAP	0x1C
230 
231 #define RDP_CAPSET_ORDER	3
232 #define RDP_CAPLEN_ORDER	0x58
233 #define ORDER_CAP_NEGOTIATE	2
234 #define ORDER_CAP_NOSUPPORT	4
235 
236 #define RDP_CAPSET_BMPCACHE	4
237 #define RDP_CAPLEN_BMPCACHE	0x28
238 
239 #define RDP_CAPSET_CONTROL	5
240 #define RDP_CAPLEN_CONTROL	0x0C
241 
242 #define RDP_CAPSET_ACTIVATE	7
243 #define RDP_CAPLEN_ACTIVATE	0x0C
244 
245 #define RDP_CAPSET_POINTER	8
246 #define RDP_CAPLEN_POINTER	0x08
247 
248 #define RDP_CAPSET_SHARE	9
249 #define RDP_CAPLEN_SHARE	0x08
250 
251 #define RDP_CAPSET_COLCACHE	10
252 #define RDP_CAPLEN_COLCACHE	0x08
253 
254 #define RDP_CAPSET_BMPCACHE2	19
255 #define RDP_CAPLEN_BMPCACHE2	0x28
256 #define BMPCACHE2_FLAG_PERSIST	((uint32)1<<31)
257 
258 #define RDP_SOURCE		"MSTSC"
259 
260 /* Logon flags */
261 #define RDP_LOGON_AUTO		0x0008
262 #define RDP_LOGON_NORMAL	0x0033
263 #define RDP_LOGON_COMPRESSION	0x0080	/* mppc compression with 8kB histroy buffer */
264 #define RDP_LOGON_BLOB		0x0100
265 #define RDP_LOGON_COMPRESSION2	0x0200	/* rdp5 mppc compression with 64kB history buffer */
266 #define RDP_LOGON_LEAVE_AUDIO	0x2000
267 
268 #define RDP5_DISABLE_NOTHING	0x00
269 #define RDP5_NO_WALLPAPER	0x01
270 #define RDP5_NO_FULLWINDOWDRAG	0x02
271 #define RDP5_NO_MENUANIMATIONS	0x04
272 #define RDP5_NO_THEMING		0x08
273 #define RDP5_NO_CURSOR_SHADOW	0x20
274 #define RDP5_NO_CURSORSETTINGS	0x40	/* disables cursor blinking */
275 
276 /* compression types */
277 #define RDP_MPPC_BIG		0x01
278 #define RDP_MPPC_COMPRESSED	0x20
279 #define RDP_MPPC_RESET		0x40
280 #define RDP_MPPC_FLUSH		0x80
281 #define RDP_MPPC_DICT_SIZE      65536
282 
283 #define RDP5_COMPRESSED		0x80
284 
285 /* Keymap flags */
286 #define MapRightShiftMask   (1<<0)
287 #define MapLeftShiftMask    (1<<1)
288 #define MapShiftMask (MapRightShiftMask | MapLeftShiftMask)
289 
290 #define MapRightAltMask     (1<<2)
291 #define MapLeftAltMask      (1<<3)
292 #define MapAltGrMask MapRightAltMask
293 
294 #define MapRightCtrlMask    (1<<4)
295 #define MapLeftCtrlMask     (1<<5)
296 #define MapCtrlMask (MapRightCtrlMask | MapLeftCtrlMask)
297 
298 #define MapRightWinMask     (1<<6)
299 #define MapLeftWinMask      (1<<7)
300 #define MapWinMask (MapRightWinMask | MapLeftWinMask)
301 
302 #define MapNumLockMask      (1<<8)
303 #define MapCapsLockMask     (1<<9)
304 
305 #define MapLocalStateMask   (1<<10)
306 
307 #define MapInhibitMask      (1<<11)
308 
309 #define MASK_ADD_BITS(var, mask) (var |= mask)
310 #define MASK_REMOVE_BITS(var, mask) (var &= ~mask)
311 #define MASK_HAS_BITS(var, mask) ((var & mask)>0)
312 #define MASK_CHANGE_BIT(var, mask, active) (var = ((var & ~mask) | (active ? mask : 0)))
313 
314 /* Clipboard constants, "borrowed" from GCC system headers in
315    the w32 cross compiler */
316 
317 #if 0
318 #define CF_TEXT         1
319 #define CF_BITMAP       2
320 #define CF_METAFILEPICT 3
321 #define CF_SYLK         4
322 #define CF_DIF          5
323 #define CF_TIFF         6
324 #define CF_OEMTEXT      7
325 #define CF_DIB          8
326 #define CF_PALETTE      9
327 #define CF_PENDATA      10
328 #define CF_RIFF         11
329 #define CF_WAVE         12
330 #define CF_UNICODETEXT  13
331 #define CF_ENHMETAFILE  14
332 #define CF_HDROP        15
333 #define CF_LOCALE       16
334 #define CF_MAX          17
335 #define CF_OWNERDISPLAY 128
336 #define CF_DSPTEXT      129
337 #define CF_DSPBITMAP    130
338 #define CF_DSPMETAFILEPICT      131
339 #define CF_DSPENHMETAFILE       142
340 #define CF_PRIVATEFIRST 512
341 #define CF_PRIVATELAST  767
342 #define CF_GDIOBJFIRST  768
343 #define CF_GDIOBJLAST   1023
344 
345 /* Sound format constants */
346 #define WAVE_FORMAT_PCM		1
347 #define WAVE_FORMAT_ADPCM	2
348 #define WAVE_FORMAT_ALAW	6
349 #define WAVE_FORMAT_MULAW	7
350 
351 /* Virtual channel options */
352 #define CHANNEL_OPTION_INITIALIZED	0x80000000
353 #define CHANNEL_OPTION_ENCRYPT_RDP	0x40000000
354 #define CHANNEL_OPTION_COMPRESS_RDP	0x00800000
355 #define CHANNEL_OPTION_SHOW_PROTOCOL	0x00200000
356 
357 /* NT status codes for RDPDR */
358 #define STATUS_SUCCESS			0x00000000
359 #define STATUS_NOT_IMPLEMENTED          0x00000001
360 #define STATUS_TIMEOUT                  0x00000102
361 #define STATUS_PENDING                  0x00000103
362 
363 #define STATUS_NO_MORE_FILES            0x80000006
364 #define STATUS_DEVICE_PAPER_EMPTY       0x8000000e
365 #define STATUS_DEVICE_POWERED_OFF       0x8000000f
366 #define STATUS_DEVICE_OFF_LINE          0x80000010
367 #define STATUS_DEVICE_BUSY              0x80000011
368 
369 #define STATUS_INVALID_HANDLE           0xc0000008
370 #define STATUS_INVALID_PARAMETER	0xc000000d
371 #define STATUS_NO_SUCH_FILE             0xc000000f
372 #define STATUS_INVALID_DEVICE_REQUEST	0xc0000010
373 #define STATUS_ACCESS_DENIED		0xc0000022
374 #define STATUS_OBJECT_NAME_COLLISION    0xc0000035
375 #define STATUS_DISK_FULL                0xc000007f
376 #define STATUS_FILE_IS_A_DIRECTORY      0xc00000ba
377 #define STATUS_NOT_SUPPORTED            0xc00000bb
378 #define STATUS_NOTIFY_ENUM_DIR          0xc000010c
379 #define STATUS_CANCELLED                0xc0000120
380 
381 /* RDPDR constants */
382 #define RDPDR_MAX_DEVICES               0x10
383 #define DEVICE_TYPE_SERIAL              0x01
384 #define DEVICE_TYPE_PARALLEL            0x02
385 #define DEVICE_TYPE_PRINTER             0x04
386 #define DEVICE_TYPE_DISK                0x08
387 #define DEVICE_TYPE_SCARD               0x20
388 
389 #define FILE_DIRECTORY_FILE             0x00000001
390 #define FILE_NON_DIRECTORY_FILE         0x00000040
391 #define FILE_COMPLETE_IF_OPLOCKED       0x00000100
392 #define FILE_DELETE_ON_CLOSE            0x00001000
393 #define FILE_OPEN_FOR_FREE_SPACE_QUERY  0x00800000
394 
395 /* RDP5 disconnect PDU */
396 #define exDiscReasonNoInfo				0x0000
397 #define exDiscReasonAPIInitiatedDisconnect		0x0001
398 #define exDiscReasonAPIInitiatedLogoff			0x0002
399 #define exDiscReasonServerIdleTimeout			0x0003
400 #define exDiscReasonServerLogonTimeout			0x0004
401 #define exDiscReasonReplacedByOtherConnection		0x0005
402 #define exDiscReasonOutOfMemory				0x0006
403 #define exDiscReasonServerDeniedConnection		0x0007
404 #define exDiscReasonServerDeniedConnectionFips		0x0008
405 #define exDiscReasonLicenseInternal			0x0100
406 #define exDiscReasonLicenseNoLicenseServer		0x0101
407 #define exDiscReasonLicenseNoLicense			0x0102
408 #define exDiscReasonLicenseErrClientMsg			0x0103
409 #define exDiscReasonLicenseHwidDoesntMatchLicense	0x0104
410 #define exDiscReasonLicenseErrClientLicense		0x0105
411 #define exDiscReasonLicenseCantFinishProtocol		0x0106
412 #define exDiscReasonLicenseClientEndedProtocol		0x0107
413 #define exDiscReasonLicenseErrClientEncryption		0x0108
414 #define exDiscReasonLicenseCantUpgradeLicense		0x0109
415 #define exDiscReasonLicenseNoRemoteConnections		0x010a
416 #endif
417 
418 #if 0
419 /* SeamlessRDP constants */
420 #define SEAMLESSRDP_NOTYETMAPPED -1
421 #define SEAMLESSRDP_NORMAL 0
422 #define SEAMLESSRDP_MINIMIZED 1
423 #define SEAMLESSRDP_MAXIMIZED 2
424 #define SEAMLESSRDP_POSITION_TIMER 200000
425 
426 #define SEAMLESSRDP_CREATE_MODAL	0x0001
427 
428 #define SEAMLESSRDP_HELLO_RECONNECT	0x0001
429 #define SEAMLESSRDP_HELLO_HIDDEN	0x0002
430 #endif
431