1 |
/* -*- c-basic-offset: 8 -*- |
/* -*- c-basic-offset: 8 -*- |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
Protocol services - RDP layer |
Protocol services - RDP layer |
4 |
Copyright (C) Matthew Chapman 1999-2002 |
Copyright (C) Matthew Chapman 1999-2007 |
5 |
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|
6 |
This program is free software; you can redistribute it and/or modify |
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 |
it under the terms of the GNU General Public License as published by |
19 |
*/ |
*/ |
20 |
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|
21 |
#include <time.h> |
#include <time.h> |
22 |
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#ifndef _WIN32 |
23 |
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#include <errno.h> |
24 |
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#include <unistd.h> |
25 |
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#endif |
26 |
#include "rdesktop.h" |
#include "rdesktop.h" |
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28 |
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#ifdef HAVE_ICONV |
29 |
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#ifdef HAVE_ICONV_H |
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#include <iconv.h> |
31 |
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#endif |
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33 |
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#ifndef ICONV_CONST |
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#define ICONV_CONST "" |
35 |
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#endif |
36 |
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#endif |
37 |
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|
38 |
extern uint16 g_mcs_userid; |
extern uint16 g_mcs_userid; |
39 |
extern char g_username[16]; |
extern char g_username[64]; |
40 |
extern BOOL g_bitmap_compression; |
extern char g_codepage[16]; |
41 |
extern BOOL g_orders; |
extern RD_BOOL g_bitmap_compression; |
42 |
extern BOOL g_encryption; |
extern RD_BOOL g_orders; |
43 |
extern BOOL g_desktop_save; |
extern RD_BOOL g_encryption; |
44 |
extern BOOL g_use_rdp5; |
extern RD_BOOL g_desktop_save; |
45 |
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extern RD_BOOL g_polygon_ellipse_orders; |
46 |
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extern RD_BOOL g_use_rdp5; |
47 |
extern uint16 g_server_rdp_version; |
extern uint16 g_server_rdp_version; |
48 |
extern uint32 g_rdp5_performanceflags; |
extern uint32 g_rdp5_performanceflags; |
49 |
extern int g_server_bpp; |
extern int g_server_depth; |
50 |
extern int g_width; |
extern int g_width; |
51 |
extern int g_height; |
extern int g_height; |
52 |
extern BOOL g_bitmap_cache; |
extern RD_BOOL g_bitmap_cache; |
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extern RD_BOOL g_bitmap_cache_persist_enable; |
54 |
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extern RD_BOOL g_numlock_sync; |
55 |
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|
56 |
uint8 *g_next_packet; |
uint8 *g_next_packet; |
57 |
uint32 g_rdp_shareid; |
uint32 g_rdp_shareid; |
58 |
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|
59 |
extern RDPCOMP g_mppc_dict; |
extern RDPCOMP g_mppc_dict; |
60 |
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61 |
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/* Session Directory support */ |
62 |
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extern RD_BOOL g_redirect; |
63 |
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extern char g_redirect_server[64]; |
64 |
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extern char g_redirect_domain[16]; |
65 |
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extern char g_redirect_password[64]; |
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extern char g_redirect_username[64]; |
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extern char g_redirect_cookie[128]; |
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extern uint32 g_redirect_flags; |
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/* END Session Directory support */ |
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#if WITH_DEBUG |
#if WITH_DEBUG |
72 |
static uint32 g_packetno; |
static uint32 g_packetno; |
73 |
#endif |
#endif |
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|
75 |
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#ifdef HAVE_ICONV |
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static RD_BOOL g_iconv_works = True; |
77 |
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#endif |
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|
79 |
/* Receive an RDP packet */ |
/* Receive an RDP packet */ |
80 |
static STREAM |
static STREAM |
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rdp_recv(uint8 * type) |
rdp_recv(uint8 * type) |
82 |
{ |
{ |
83 |
static STREAM rdp_s; |
static STREAM rdp_s; |
84 |
uint16 length, pdu_type; |
uint16 length, pdu_type; |
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uint8 rdpver; |
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|
87 |
if ((rdp_s == NULL) || (g_next_packet >= rdp_s->end)) |
if ((rdp_s == NULL) || (g_next_packet >= rdp_s->end) || (g_next_packet == NULL)) |
88 |
{ |
{ |
89 |
rdp_s = sec_recv(); |
rdp_s = sec_recv(&rdpver); |
90 |
if (rdp_s == NULL) |
if (rdp_s == NULL) |
91 |
return NULL; |
return NULL; |
92 |
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if (rdpver == 0xff) |
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{ |
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g_next_packet = rdp_s->end; |
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*type = 0; |
96 |
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return rdp_s; |
97 |
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} |
98 |
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else if (rdpver != 3) |
99 |
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{ |
100 |
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/* rdp5_process should move g_next_packet ok */ |
101 |
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rdp5_process(rdp_s); |
102 |
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*type = 0; |
103 |
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return rdp_s; |
104 |
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} |
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|
106 |
g_next_packet = rdp_s->p; |
g_next_packet = rdp_s->p; |
107 |
} |
} |
171 |
void |
void |
172 |
rdp_out_unistr(STREAM s, char *string, int len) |
rdp_out_unistr(STREAM s, char *string, int len) |
173 |
{ |
{ |
174 |
int i = 0, j = 0; |
#ifdef HAVE_ICONV |
175 |
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size_t ibl = strlen(string), obl = len + 2; |
176 |
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static iconv_t iconv_h = (iconv_t) - 1; |
177 |
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char *pin = string, *pout = (char *) s->p; |
178 |
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|
179 |
len += 2; |
memset(pout, 0, len + 4); |
180 |
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|
181 |
while (i < len) |
if (g_iconv_works) |
182 |
{ |
{ |
183 |
s->p[i++] = string[j++]; |
if (iconv_h == (iconv_t) - 1) |
184 |
s->p[i++] = 0; |
{ |
185 |
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size_t i = 1, o = 4; |
186 |
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if ((iconv_h = iconv_open(WINDOWS_CODEPAGE, g_codepage)) == (iconv_t) - 1) |
187 |
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{ |
188 |
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warning("rdp_out_unistr: iconv_open[%s -> %s] fail %p\n", |
189 |
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g_codepage, WINDOWS_CODEPAGE, iconv_h); |
190 |
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|
191 |
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g_iconv_works = False; |
192 |
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rdp_out_unistr(s, string, len); |
193 |
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return; |
194 |
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} |
195 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &i, &pout, &o) == |
196 |
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(size_t) - 1) |
197 |
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{ |
198 |
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iconv_close(iconv_h); |
199 |
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iconv_h = (iconv_t) - 1; |
200 |
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warning("rdp_out_unistr: iconv(1) fail, errno %d\n", errno); |
201 |
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|
202 |
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g_iconv_works = False; |
203 |
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rdp_out_unistr(s, string, len); |
204 |
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return; |
205 |
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} |
206 |
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pin = string; |
207 |
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pout = (char *) s->p; |
208 |
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} |
209 |
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|
210 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &ibl, &pout, &obl) == (size_t) - 1) |
211 |
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{ |
212 |
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iconv_close(iconv_h); |
213 |
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iconv_h = (iconv_t) - 1; |
214 |
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warning("rdp_out_unistr: iconv(2) fail, errno %d\n", errno); |
215 |
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|
216 |
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g_iconv_works = False; |
217 |
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rdp_out_unistr(s, string, len); |
218 |
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return; |
219 |
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} |
220 |
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|
221 |
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s->p += len + 2; |
222 |
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|
223 |
} |
} |
224 |
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else |
225 |
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#endif |
226 |
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{ |
227 |
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int i = 0, j = 0; |
228 |
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|
229 |
s->p += len; |
len += 2; |
230 |
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|
231 |
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while (i < len) |
232 |
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{ |
233 |
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s->p[i++] = string[j++]; |
234 |
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s->p[i++] = 0; |
235 |
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} |
236 |
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|
237 |
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s->p += len; |
238 |
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} |
239 |
} |
} |
240 |
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|
241 |
/* Input a string in Unicode |
/* Input a string in Unicode |
243 |
* Returns str_len of string |
* Returns str_len of string |
244 |
*/ |
*/ |
245 |
int |
int |
246 |
rdp_in_unistr(STREAM s, char *string, int uni_len) |
rdp_in_unistr(STREAM s, char *string, int str_size, int in_len) |
247 |
{ |
{ |
248 |
int i = 0; |
#ifdef HAVE_ICONV |
249 |
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size_t ibl = in_len, obl = str_size - 1; |
250 |
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char *pin = (char *) s->p, *pout = string; |
251 |
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static iconv_t iconv_h = (iconv_t) - 1; |
252 |
|
|
253 |
while (i < uni_len / 2) |
if (g_iconv_works) |
254 |
{ |
{ |
255 |
in_uint8a(s, &string[i++], 1); |
if (iconv_h == (iconv_t) - 1) |
256 |
in_uint8s(s, 1); |
{ |
257 |
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if ((iconv_h = iconv_open(g_codepage, WINDOWS_CODEPAGE)) == (iconv_t) - 1) |
258 |
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{ |
259 |
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warning("rdp_in_unistr: iconv_open[%s -> %s] fail %p\n", |
260 |
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WINDOWS_CODEPAGE, g_codepage, iconv_h); |
261 |
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|
262 |
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g_iconv_works = False; |
263 |
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return rdp_in_unistr(s, string, str_size, in_len); |
264 |
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} |
265 |
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} |
266 |
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|
267 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &ibl, &pout, &obl) == (size_t) - 1) |
268 |
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{ |
269 |
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if (errno == E2BIG) |
270 |
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{ |
271 |
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warning("server sent an unexpectedly long string, truncating\n"); |
272 |
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} |
273 |
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else |
274 |
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{ |
275 |
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iconv_close(iconv_h); |
276 |
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iconv_h = (iconv_t) - 1; |
277 |
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warning("rdp_in_unistr: iconv fail, errno %d\n", errno); |
278 |
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|
279 |
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g_iconv_works = False; |
280 |
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return rdp_in_unistr(s, string, str_size, in_len); |
281 |
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} |
282 |
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} |
283 |
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|
284 |
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/* we must update the location of the current STREAM for future reads of s->p */ |
285 |
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s->p += in_len; |
286 |
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|
287 |
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*pout = 0; |
288 |
|
return pout - string; |
289 |
} |
} |
290 |
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else |
291 |
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#endif |
292 |
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{ |
293 |
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int i = 0; |
294 |
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int len = in_len / 2; |
295 |
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int rem = 0; |
296 |
|
|
297 |
|
if (len > str_size - 1) |
298 |
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{ |
299 |
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warning("server sent an unexpectedly long string, truncating\n"); |
300 |
|
len = str_size - 1; |
301 |
|
rem = in_len - 2 * len; |
302 |
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} |
303 |
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|
304 |
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while (i < len) |
305 |
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{ |
306 |
|
in_uint8a(s, &string[i++], 1); |
307 |
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in_uint8s(s, 1); |
308 |
|
} |
309 |
|
|
310 |
return i - 1; |
in_uint8s(s, rem); |
311 |
|
string[len] = 0; |
312 |
|
return len; |
313 |
|
} |
314 |
} |
} |
315 |
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|
316 |
|
|
333 |
time_t t = time(NULL); |
time_t t = time(NULL); |
334 |
time_t tzone; |
time_t tzone; |
335 |
|
|
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#if 0 |
|
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/* enable rdp compression */ |
|
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/* some problems still exist with rdp5 */ |
|
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flags |= RDP_COMPRESSION; |
|
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#endif |
|
|
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|
336 |
if (!g_use_rdp5 || 1 == g_server_rdp_version) |
if (!g_use_rdp5 || 1 == g_server_rdp_version) |
337 |
{ |
{ |
338 |
DEBUG_RDP5(("Sending RDP4-style Logon packet\n")); |
DEBUG_RDP5(("Sending RDP4-style Logon packet\n")); |
457 |
out_uint32_le(s, 0xffffffc4); |
out_uint32_le(s, 0xffffffc4); |
458 |
out_uint32_le(s, 0xfffffffe); |
out_uint32_le(s, 0xfffffffe); |
459 |
out_uint32_le(s, g_rdp5_performanceflags); |
out_uint32_le(s, g_rdp5_performanceflags); |
460 |
out_uint32(s, 0); |
out_uint16(s, 0); |
461 |
|
|
462 |
|
|
463 |
} |
} |
517 |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
518 |
} |
} |
519 |
|
|
520 |
|
/* Send a client window information PDU */ |
521 |
|
void |
522 |
|
rdp_send_client_window_status(int status) |
523 |
|
{ |
524 |
|
STREAM s; |
525 |
|
static int current_status = 1; |
526 |
|
|
527 |
|
if (current_status == status) |
528 |
|
return; |
529 |
|
|
530 |
|
s = rdp_init_data(12); |
531 |
|
|
532 |
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out_uint32_le(s, status); |
533 |
|
|
534 |
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switch (status) |
535 |
|
{ |
536 |
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case 0: /* shut the server up */ |
537 |
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break; |
538 |
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|
539 |
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case 1: /* receive data again */ |
540 |
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out_uint32_le(s, 0); /* unknown */ |
541 |
|
out_uint16_le(s, g_width); |
542 |
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out_uint16_le(s, g_height); |
543 |
|
break; |
544 |
|
} |
545 |
|
|
546 |
|
s_mark_end(s); |
547 |
|
rdp_send_data(s, RDP_DATA_PDU_CLIENT_WINDOW_STATUS); |
548 |
|
current_status = status; |
549 |
|
} |
550 |
|
|
551 |
|
/* Send persistent bitmap cache enumeration PDU's */ |
552 |
|
static void |
553 |
|
rdp_enum_bmpcache2(void) |
554 |
|
{ |
555 |
|
STREAM s; |
556 |
|
HASH_KEY keylist[BMPCACHE2_NUM_PSTCELLS]; |
557 |
|
uint32 num_keys, offset, count, flags; |
558 |
|
|
559 |
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offset = 0; |
560 |
|
num_keys = pstcache_enumerate(2, keylist); |
561 |
|
|
562 |
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while (offset < num_keys) |
563 |
|
{ |
564 |
|
count = MIN(num_keys - offset, 169); |
565 |
|
|
566 |
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s = rdp_init_data(24 + count * sizeof(HASH_KEY)); |
567 |
|
|
568 |
|
flags = 0; |
569 |
|
if (offset == 0) |
570 |
|
flags |= PDU_FLAG_FIRST; |
571 |
|
if (num_keys - offset <= 169) |
572 |
|
flags |= PDU_FLAG_LAST; |
573 |
|
|
574 |
|
/* header */ |
575 |
|
out_uint32_le(s, 0); |
576 |
|
out_uint16_le(s, count); |
577 |
|
out_uint16_le(s, 0); |
578 |
|
out_uint16_le(s, 0); |
579 |
|
out_uint16_le(s, 0); |
580 |
|
out_uint16_le(s, 0); |
581 |
|
out_uint16_le(s, num_keys); |
582 |
|
out_uint32_le(s, 0); |
583 |
|
out_uint32_le(s, flags); |
584 |
|
|
585 |
|
/* list */ |
586 |
|
out_uint8a(s, keylist[offset], count * sizeof(HASH_KEY)); |
587 |
|
|
588 |
|
s_mark_end(s); |
589 |
|
rdp_send_data(s, 0x2b); |
590 |
|
|
591 |
|
offset += 169; |
592 |
|
} |
593 |
|
} |
594 |
|
|
595 |
/* Send an (empty) font information PDU */ |
/* Send an (empty) font information PDU */ |
596 |
static void |
static void |
597 |
rdp_send_fonts(uint16 seq) |
rdp_send_fonts(uint16 seq) |
642 |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
643 |
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
644 |
|
|
645 |
out_uint16_le(s, g_server_bpp); /* Preferred BPP */ |
out_uint16_le(s, g_server_depth); /* Preferred colour depth */ |
646 |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
647 |
out_uint16_le(s, 1); /* Receive 4 BPP */ |
out_uint16_le(s, 1); /* Receive 4 BPP */ |
648 |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
662 |
{ |
{ |
663 |
uint8 order_caps[32]; |
uint8 order_caps[32]; |
664 |
|
|
|
|
|
665 |
memset(order_caps, 0, 32); |
memset(order_caps, 0, 32); |
666 |
order_caps[0] = 1; /* dest blt */ |
order_caps[0] = 1; /* dest blt */ |
667 |
order_caps[1] = 1; /* pat blt */ |
order_caps[1] = 1; /* pat blt */ |
668 |
order_caps[2] = 1; /* screen blt */ |
order_caps[2] = 1; /* screen blt */ |
669 |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
670 |
|
order_caps[4] = 0; /* triblt */ |
671 |
order_caps[8] = 1; /* line */ |
order_caps[8] = 1; /* line */ |
672 |
order_caps[9] = 1; /* line */ |
order_caps[9] = 1; /* line */ |
673 |
order_caps[10] = 1; /* rect */ |
order_caps[10] = 1; /* rect */ |
674 |
order_caps[11] = (g_desktop_save == False ? 0 : 1); /* desksave */ |
order_caps[11] = (g_desktop_save ? 1 : 0); /* desksave */ |
675 |
order_caps[13] = 1; /* memblt */ |
order_caps[13] = 1; /* memblt */ |
676 |
order_caps[14] = 1; /* triblt */ |
order_caps[14] = 1; /* triblt */ |
677 |
|
order_caps[20] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon */ |
678 |
|
order_caps[21] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon2 */ |
679 |
order_caps[22] = 1; /* polyline */ |
order_caps[22] = 1; /* polyline */ |
680 |
|
order_caps[25] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse */ |
681 |
|
order_caps[26] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse2 */ |
682 |
order_caps[27] = 1; /* text2 */ |
order_caps[27] = 1; /* text2 */ |
683 |
out_uint16_le(s, RDP_CAPSET_ORDER); |
out_uint16_le(s, RDP_CAPSET_ORDER); |
684 |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
706 |
out_uint16_le(s, RDP_CAPSET_BMPCACHE); |
out_uint16_le(s, RDP_CAPSET_BMPCACHE); |
707 |
out_uint16_le(s, RDP_CAPLEN_BMPCACHE); |
out_uint16_le(s, RDP_CAPLEN_BMPCACHE); |
708 |
|
|
709 |
Bpp = (g_server_bpp + 7) / 8; |
Bpp = (g_server_depth + 7) / 8; /* bytes per pixel */ |
710 |
out_uint8s(s, 24); /* unused */ |
out_uint8s(s, 24); /* unused */ |
711 |
out_uint16_le(s, 0x258); /* entries */ |
out_uint16_le(s, 0x258); /* entries */ |
712 |
out_uint16_le(s, 0x100 * Bpp); /* max cell size */ |
out_uint16_le(s, 0x100 * Bpp); /* max cell size */ |
716 |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
717 |
} |
} |
718 |
|
|
719 |
|
/* Output bitmap cache v2 capability set */ |
720 |
|
static void |
721 |
|
rdp_out_bmpcache2_caps(STREAM s) |
722 |
|
{ |
723 |
|
out_uint16_le(s, RDP_CAPSET_BMPCACHE2); |
724 |
|
out_uint16_le(s, RDP_CAPLEN_BMPCACHE2); |
725 |
|
|
726 |
|
out_uint16_le(s, g_bitmap_cache_persist_enable ? 2 : 0); /* version */ |
727 |
|
|
728 |
|
out_uint16_be(s, 3); /* number of caches in this set */ |
729 |
|
|
730 |
|
/* max cell size for cache 0 is 16x16, 1 = 32x32, 2 = 64x64, etc */ |
731 |
|
out_uint32_le(s, BMPCACHE2_C0_CELLS); |
732 |
|
out_uint32_le(s, BMPCACHE2_C1_CELLS); |
733 |
|
if (pstcache_init(2)) |
734 |
|
{ |
735 |
|
out_uint32_le(s, BMPCACHE2_NUM_PSTCELLS | BMPCACHE2_FLAG_PERSIST); |
736 |
|
} |
737 |
|
else |
738 |
|
{ |
739 |
|
out_uint32_le(s, BMPCACHE2_C2_CELLS); |
740 |
|
} |
741 |
|
out_uint8s(s, 20); /* other bitmap caches not used */ |
742 |
|
} |
743 |
|
|
744 |
/* Output control capability set */ |
/* Output control capability set */ |
745 |
static void |
static void |
746 |
rdp_out_control_caps(STREAM s) |
rdp_out_control_caps(STREAM s) |
800 |
out_uint16(s, 0); /* pad */ |
out_uint16(s, 0); /* pad */ |
801 |
} |
} |
802 |
|
|
803 |
static uint8 canned_caps[] = { |
static uint8 caps_0x0d[] = { |
804 |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, 0x04, |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, |
805 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, |
0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
806 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
807 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
808 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
809 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
810 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
811 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
812 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
813 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
814 |
0x0C, 0x00, 0x08, 0x00, 0x01, |
0x00, 0x00, 0x00, 0x00 |
815 |
0x00, 0x00, 0x00, 0x0E, 0x00, 0x08, 0x00, 0x01, 0x00, 0x00, 0x00, |
}; |
816 |
0x10, 0x00, 0x34, 0x00, 0xFE, |
|
817 |
0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x08, 0x00, |
static uint8 caps_0x0c[] = { 0x01, 0x00, 0x00, 0x00 }; |
818 |
0xFE, 0x00, 0x08, 0x00, 0xFE, |
|
819 |
0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, 0xFE, 0x00, 0x40, 0x00, |
static uint8 caps_0x0e[] = { 0x01, 0x00, 0x00, 0x00 }; |
820 |
0xFE, 0x00, 0x80, 0x00, 0xFE, |
|
821 |
0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, 0x00, 0x01, 0x00, 0x01, |
static uint8 caps_0x10[] = { |
822 |
0x02, 0x00, 0x00, 0x00 |
0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, |
823 |
|
0xFE, 0x00, 0x08, 0x00, 0xFE, 0x00, 0x08, 0x00, |
824 |
|
0xFE, 0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, |
825 |
|
0xFE, 0x00, 0x40, 0x00, 0xFE, 0x00, 0x80, 0x00, |
826 |
|
0xFE, 0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, |
827 |
|
0x00, 0x01, 0x00, 0x01, 0x02, 0x00, 0x00, 0x00 |
828 |
}; |
}; |
829 |
|
|
830 |
/* Output unknown capability sets (number 13, 12, 14 and 16) */ |
/* Output unknown capability sets */ |
831 |
static void |
static void |
832 |
rdp_out_unknown_caps(STREAM s) |
rdp_out_unknown_caps(STREAM s, uint16 id, uint16 length, uint8 * caps) |
833 |
{ |
{ |
834 |
out_uint16_le(s, RDP_CAPSET_UNKNOWN); |
out_uint16_le(s, id); |
835 |
out_uint16_le(s, 0x58); |
out_uint16_le(s, length); |
836 |
|
|
837 |
out_uint8p(s, canned_caps, RDP_CAPLEN_UNKNOWN - 4); |
out_uint8p(s, caps, length - 4); |
838 |
} |
} |
839 |
|
|
840 |
#define RDP5_FLAG 0x0030 |
#define RDP5_FLAG 0x0030 |
848 |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
849 |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
850 |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
851 |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + RDP_CAPLEN_UNKNOWN + 4 /* w2k fix, why? */ ; |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + |
852 |
|
0x58 + 0x08 + 0x08 + 0x34 /* unknown caps */ + |
853 |
|
4 /* w2k fix, why? */ ; |
854 |
|
|
855 |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
856 |
|
|
870 |
rdp_out_general_caps(s); |
rdp_out_general_caps(s); |
871 |
rdp_out_bitmap_caps(s); |
rdp_out_bitmap_caps(s); |
872 |
rdp_out_order_caps(s); |
rdp_out_order_caps(s); |
873 |
rdp_out_bmpcache_caps(s); |
g_use_rdp5 ? rdp_out_bmpcache2_caps(s) : rdp_out_bmpcache_caps(s); |
874 |
rdp_out_colcache_caps(s); |
rdp_out_colcache_caps(s); |
875 |
rdp_out_activate_caps(s); |
rdp_out_activate_caps(s); |
876 |
rdp_out_control_caps(s); |
rdp_out_control_caps(s); |
877 |
rdp_out_pointer_caps(s); |
rdp_out_pointer_caps(s); |
878 |
rdp_out_share_caps(s); |
rdp_out_share_caps(s); |
879 |
rdp_out_unknown_caps(s); |
|
880 |
|
rdp_out_unknown_caps(s, 0x0d, 0x58, caps_0x0d); /* international? */ |
881 |
|
rdp_out_unknown_caps(s, 0x0c, 0x08, caps_0x0c); |
882 |
|
rdp_out_unknown_caps(s, 0x0e, 0x08, caps_0x0e); |
883 |
|
rdp_out_unknown_caps(s, 0x10, 0x34, caps_0x10); /* glyph cache? */ |
884 |
|
|
885 |
s_mark_end(s); |
s_mark_end(s); |
886 |
sec_send(s, sec_flags); |
sec_send(s, sec_flags); |
903 |
static void |
static void |
904 |
rdp_process_bitmap_caps(STREAM s) |
rdp_process_bitmap_caps(STREAM s) |
905 |
{ |
{ |
906 |
uint16 width, height, bpp; |
uint16 width, height, depth; |
907 |
|
|
908 |
in_uint16_le(s, bpp); |
in_uint16_le(s, depth); |
909 |
in_uint8s(s, 6); |
in_uint8s(s, 6); |
910 |
|
|
911 |
in_uint16_le(s, width); |
in_uint16_le(s, width); |
912 |
in_uint16_le(s, height); |
in_uint16_le(s, height); |
913 |
|
|
914 |
DEBUG(("setting desktop size and bpp to: %dx%dx%d\n", width, height, bpp)); |
DEBUG(("setting desktop size and depth to: %dx%dx%d\n", width, height, depth)); |
915 |
|
|
916 |
/* |
/* |
917 |
* The server may limit bpp and change the size of the desktop (for |
* The server may limit depth and change the size of the desktop (for |
918 |
* example when shadowing another session). |
* example when shadowing another session). |
919 |
*/ |
*/ |
920 |
if (g_server_bpp != bpp) |
if (g_server_depth != depth) |
921 |
{ |
{ |
922 |
warning("colour depth changed from %d to %d\n", g_server_bpp, bpp); |
warning("Remote desktop does not support colour depth %d; falling back to %d\n", |
923 |
g_server_bpp = bpp; |
g_server_depth, depth); |
924 |
|
g_server_depth = depth; |
925 |
} |
} |
926 |
if (g_width != width || g_height != height) |
if (g_width != width || g_height != height) |
927 |
{ |
{ |
928 |
warning("screen size changed from %dx%d to %dx%d\n", g_width, g_height, |
warning("Remote desktop changed from %dx%d to %dx%d.\n", g_width, g_height, |
929 |
width, height); |
width, height); |
930 |
g_width = width; |
g_width = width; |
931 |
g_height = height; |
g_height = height; |
932 |
ui_resize_window(); |
ui_resize_window(); |
933 |
} |
} |
934 |
} |
} |
935 |
|
|
936 |
/* Respond to a demand active PDU */ |
/* Process server capabilities */ |
937 |
static void |
static void |
938 |
process_demand_active(STREAM s) |
rdp_process_server_caps(STREAM s, uint16 length) |
939 |
{ |
{ |
940 |
int n; |
int n; |
941 |
uint8 type, *next; |
uint8 *next, *start; |
942 |
uint16 len_src_descriptor, len_combined_caps, num_capsets, capset_type, capset_length; |
uint16 ncapsets, capset_type, capset_length; |
943 |
|
|
944 |
in_uint32_le(s, g_rdp_shareid); |
start = s->p; |
|
in_uint16_le(s, len_src_descriptor); |
|
|
in_uint16_le(s, len_combined_caps); |
|
|
in_uint8s(s, len_src_descriptor); |
|
945 |
|
|
946 |
in_uint16_le(s, num_capsets); |
in_uint16_le(s, ncapsets); |
947 |
in_uint8s(s, 2); /* pad */ |
in_uint8s(s, 2); /* pad */ |
948 |
|
|
949 |
DEBUG(("DEMAND_ACTIVE(id=0x%x,num_caps=%d)\n", g_rdp_shareid, num_capsets)); |
for (n = 0; n < ncapsets; n++) |
|
|
|
|
for (n = 0; n < num_capsets; n++) |
|
950 |
{ |
{ |
951 |
|
if (s->p > start + length) |
952 |
|
return; |
953 |
|
|
954 |
in_uint16_le(s, capset_type); |
in_uint16_le(s, capset_type); |
955 |
in_uint16_le(s, capset_length); |
in_uint16_le(s, capset_length); |
956 |
|
|
969 |
|
|
970 |
s->p = next; |
s->p = next; |
971 |
} |
} |
972 |
|
} |
973 |
|
|
974 |
|
/* Respond to a demand active PDU */ |
975 |
|
static void |
976 |
|
process_demand_active(STREAM s) |
977 |
|
{ |
978 |
|
uint8 type; |
979 |
|
uint16 len_src_descriptor, len_combined_caps; |
980 |
|
|
981 |
|
in_uint32_le(s, g_rdp_shareid); |
982 |
|
in_uint16_le(s, len_src_descriptor); |
983 |
|
in_uint16_le(s, len_combined_caps); |
984 |
|
in_uint8s(s, len_src_descriptor); |
985 |
|
|
986 |
|
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
987 |
|
rdp_process_server_caps(s, len_combined_caps); |
988 |
|
|
989 |
rdp_send_confirm_active(); |
rdp_send_confirm_active(); |
990 |
rdp_send_synchronise(); |
rdp_send_synchronise(); |
993 |
rdp_recv(&type); /* RDP_PDU_SYNCHRONIZE */ |
rdp_recv(&type); /* RDP_PDU_SYNCHRONIZE */ |
994 |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
995 |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
996 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(read_keyboard_state()), 0); |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, |
997 |
|
g_numlock_sync ? ui_get_numlock_state(read_keyboard_state()) : 0, 0); |
998 |
|
|
999 |
if (g_use_rdp5) |
if (g_use_rdp5) |
1000 |
{ |
{ |
1001 |
|
rdp_enum_bmpcache2(); |
1002 |
rdp_send_fonts(3); |
rdp_send_fonts(3); |
1003 |
} |
} |
1004 |
else |
else |
1017 |
{ |
{ |
1018 |
uint16 x, y, width, height, cache_idx, masklen, datalen; |
uint16 x, y, width, height, cache_idx, masklen, datalen; |
1019 |
uint8 *mask, *data; |
uint8 *mask, *data; |
1020 |
HCURSOR cursor; |
RD_HCURSOR cursor; |
1021 |
|
|
1022 |
in_uint16_le(s, cache_idx); |
in_uint16_le(s, cache_idx); |
1023 |
in_uint16_le(s, x); |
in_uint16_le(s, x); |
1049 |
{ |
{ |
1050 |
uint16 system_pointer_type; |
uint16 system_pointer_type; |
1051 |
|
|
1052 |
in_uint16(s, system_pointer_type); |
in_uint16_le(s, system_pointer_type); |
1053 |
switch (system_pointer_type) |
switch (system_pointer_type) |
1054 |
{ |
{ |
1055 |
case RDP_NULL_POINTER: |
case RDP_NULL_POINTER: |
1174 |
{ |
{ |
1175 |
COLOURENTRY *entry; |
COLOURENTRY *entry; |
1176 |
COLOURMAP map; |
COLOURMAP map; |
1177 |
HCOLOURMAP hmap; |
RD_HCOLOURMAP hmap; |
1178 |
int i; |
int i; |
1179 |
|
|
1180 |
in_uint8s(s, 2); /* pad */ |
in_uint8s(s, 2); /* pad */ |
1207 |
|
|
1208 |
in_uint16_le(s, update_type); |
in_uint16_le(s, update_type); |
1209 |
|
|
1210 |
|
ui_begin_update(); |
1211 |
switch (update_type) |
switch (update_type) |
1212 |
{ |
{ |
1213 |
case RDP_UPDATE_ORDERS: |
case RDP_UPDATE_ORDERS: |
1231 |
default: |
default: |
1232 |
unimpl("update %d\n", update_type); |
unimpl("update %d\n", update_type); |
1233 |
} |
} |
1234 |
|
ui_end_update(); |
1235 |
} |
} |
1236 |
|
|
1237 |
/* Process a disconnect PDU */ |
/* Process a disconnect PDU */ |
1244 |
} |
} |
1245 |
|
|
1246 |
/* Process data PDU */ |
/* Process data PDU */ |
1247 |
static BOOL |
static RD_BOOL |
1248 |
process_data_pdu(STREAM s, uint32 * ext_disc_reason) |
process_data_pdu(STREAM s, uint32 * ext_disc_reason) |
1249 |
{ |
{ |
1250 |
uint8 data_pdu_type; |
uint8 data_pdu_type; |
1257 |
struct stream *ns = &(g_mppc_dict.ns); |
struct stream *ns = &(g_mppc_dict.ns); |
1258 |
|
|
1259 |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
1260 |
in_uint16(s, len); |
in_uint16_le(s, len); |
1261 |
in_uint8(s, data_pdu_type); |
in_uint8(s, data_pdu_type); |
1262 |
in_uint8(s, ctype); |
in_uint8(s, ctype); |
1263 |
in_uint16(s, clen); |
in_uint16_le(s, clen); |
1264 |
clen -= 18; |
clen -= 18; |
1265 |
|
|
1266 |
if (ctype & RDP_MPPC_COMPRESSED) |
if (ctype & RDP_MPPC_COMPRESSED) |
1267 |
{ |
{ |
1268 |
|
if (len > RDP_MPPC_DICT_SIZE) |
1269 |
|
error("error decompressed packet size exceeds max\n"); |
1270 |
if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
1271 |
error("error while decompressing packet\n"); |
error("error while decompressing packet\n"); |
1272 |
|
|
1273 |
//len -= 18; |
/* len -= 18; */ |
1274 |
|
|
1275 |
/* allocate memory and copy the uncompressed data into the temporary stream */ |
/* allocate memory and copy the uncompressed data into the temporary stream */ |
1276 |
ns->data = (uint8 *) xrealloc(ns->data, rlen); |
ns->data = (uint8 *) xrealloc(ns->data, rlen); |
1314 |
|
|
1315 |
case RDP_DATA_PDU_DISCONNECT: |
case RDP_DATA_PDU_DISCONNECT: |
1316 |
process_disconnect_pdu(s, ext_disc_reason); |
process_disconnect_pdu(s, ext_disc_reason); |
1317 |
return True; |
|
1318 |
|
/* We used to return true and disconnect immediately here, but |
1319 |
|
* Windows Vista sends a disconnect PDU with reason 0 when |
1320 |
|
* reconnecting to a disconnected session, and MSTSC doesn't |
1321 |
|
* drop the connection. I think we should just save the status. |
1322 |
|
*/ |
1323 |
|
break; |
1324 |
|
|
1325 |
default: |
default: |
1326 |
unimpl("data PDU %d\n", data_pdu_type); |
unimpl("data PDU %d\n", data_pdu_type); |
1328 |
return False; |
return False; |
1329 |
} |
} |
1330 |
|
|
1331 |
|
/* Process redirect PDU from Session Directory */ |
1332 |
|
static RD_BOOL |
1333 |
|
process_redirect_pdu(STREAM s /*, uint32 * ext_disc_reason */ ) |
1334 |
|
{ |
1335 |
|
uint32 len; |
1336 |
|
|
1337 |
|
/* these 2 bytes are unknown, seem to be zeros */ |
1338 |
|
in_uint8s(s, 2); |
1339 |
|
|
1340 |
|
/* read connection flags */ |
1341 |
|
in_uint32_le(s, g_redirect_flags); |
1342 |
|
|
1343 |
|
/* read length of ip string */ |
1344 |
|
in_uint32_le(s, len); |
1345 |
|
|
1346 |
|
/* read ip string */ |
1347 |
|
rdp_in_unistr(s, g_redirect_server, sizeof(g_redirect_server), len); |
1348 |
|
|
1349 |
|
/* read length of cookie string */ |
1350 |
|
in_uint32_le(s, len); |
1351 |
|
|
1352 |
|
/* read cookie string (plain ASCII) */ |
1353 |
|
if (len > sizeof(g_redirect_cookie) - 1) |
1354 |
|
{ |
1355 |
|
uint32 rem = len - (sizeof(g_redirect_cookie) - 1); |
1356 |
|
len = sizeof(g_redirect_cookie) - 1; |
1357 |
|
|
1358 |
|
warning("Unexpectedly large redirection cookie\n"); |
1359 |
|
in_uint8a(s, g_redirect_cookie, len); |
1360 |
|
in_uint8s(s, rem); |
1361 |
|
} |
1362 |
|
else |
1363 |
|
{ |
1364 |
|
in_uint8a(s, g_redirect_cookie, len); |
1365 |
|
} |
1366 |
|
g_redirect_cookie[len] = 0; |
1367 |
|
|
1368 |
|
/* read length of username string */ |
1369 |
|
in_uint32_le(s, len); |
1370 |
|
|
1371 |
|
/* read username string */ |
1372 |
|
rdp_in_unistr(s, g_redirect_username, sizeof(g_redirect_username), len); |
1373 |
|
|
1374 |
|
/* read length of domain string */ |
1375 |
|
in_uint32_le(s, len); |
1376 |
|
|
1377 |
|
/* read domain string */ |
1378 |
|
rdp_in_unistr(s, g_redirect_domain, sizeof(g_redirect_domain), len); |
1379 |
|
|
1380 |
|
/* read length of password string */ |
1381 |
|
in_uint32_le(s, len); |
1382 |
|
|
1383 |
|
/* read password string */ |
1384 |
|
rdp_in_unistr(s, g_redirect_password, sizeof(g_redirect_password), len); |
1385 |
|
|
1386 |
|
g_redirect = True; |
1387 |
|
|
1388 |
|
return True; |
1389 |
|
} |
1390 |
|
|
1391 |
/* Process incoming packets */ |
/* Process incoming packets */ |
1392 |
|
/* nevers gets out of here till app is done */ |
1393 |
void |
void |
1394 |
rdp_main_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
rdp_main_loop(RD_BOOL * deactivated, uint32 * ext_disc_reason) |
1395 |
|
{ |
1396 |
|
while (rdp_loop(deactivated, ext_disc_reason)) |
1397 |
|
; |
1398 |
|
} |
1399 |
|
|
1400 |
|
/* used in uiports and rdp_main_loop, processes the rdp packets waiting */ |
1401 |
|
RD_BOOL |
1402 |
|
rdp_loop(RD_BOOL * deactivated, uint32 * ext_disc_reason) |
1403 |
{ |
{ |
1404 |
uint8 type; |
uint8 type; |
1405 |
BOOL disc = False; /* True when a disconnect PDU was received */ |
RD_BOOL disc = False; /* True when a disconnect PDU was received */ |
1406 |
|
RD_BOOL cont = True; |
1407 |
STREAM s; |
STREAM s; |
1408 |
|
|
1409 |
while ((s = rdp_recv(&type)) != NULL) |
while (cont) |
1410 |
{ |
{ |
1411 |
|
s = rdp_recv(&type); |
1412 |
|
if (s == NULL) |
1413 |
|
return False; |
1414 |
switch (type) |
switch (type) |
1415 |
{ |
{ |
1416 |
case RDP_PDU_DEMAND_ACTIVE: |
case RDP_PDU_DEMAND_ACTIVE: |
1417 |
process_demand_active(s); |
process_demand_active(s); |
1418 |
*deactivated = False; |
*deactivated = False; |
1419 |
break; |
break; |
|
|
|
1420 |
case RDP_PDU_DEACTIVATE: |
case RDP_PDU_DEACTIVATE: |
1421 |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
1422 |
*deactivated = True; |
*deactivated = True; |
1423 |
break; |
break; |
1424 |
|
case RDP_PDU_REDIRECT: |
1425 |
|
return process_redirect_pdu(s); |
1426 |
|
break; |
1427 |
case RDP_PDU_DATA: |
case RDP_PDU_DATA: |
1428 |
disc = process_data_pdu(s, ext_disc_reason); |
disc = process_data_pdu(s, ext_disc_reason); |
1429 |
break; |
break; |
|
|
|
1430 |
case 0: |
case 0: |
1431 |
break; |
break; |
|
|
|
1432 |
default: |
default: |
1433 |
unimpl("PDU %d\n", type); |
unimpl("PDU %d\n", type); |
1434 |
} |
} |
|
|
|
1435 |
if (disc) |
if (disc) |
1436 |
{ |
return False; |
1437 |
return; |
cont = g_next_packet < s->end; |
|
} |
|
1438 |
} |
} |
1439 |
return; |
return True; |
1440 |
} |
} |
1441 |
|
|
1442 |
/* Establish a connection up to the RDP layer */ |
/* Establish a connection up to the RDP layer */ |
1443 |
BOOL |
RD_BOOL |
1444 |
rdp_connect(char *server, uint32 flags, char *domain, char *password, |
rdp_connect(char *server, uint32 flags, char *domain, char *password, |
1445 |
char *command, char *directory) |
char *command, char *directory) |
1446 |
{ |
{ |
1451 |
return True; |
return True; |
1452 |
} |
} |
1453 |
|
|
1454 |
|
/* Establish a reconnection up to the RDP layer */ |
1455 |
|
RD_BOOL |
1456 |
|
rdp_reconnect(char *server, uint32 flags, char *domain, char *password, |
1457 |
|
char *command, char *directory, char *cookie) |
1458 |
|
{ |
1459 |
|
if (!sec_reconnect(server)) |
1460 |
|
return False; |
1461 |
|
|
1462 |
|
rdp_send_logon_info(flags, domain, g_username, password, command, directory); |
1463 |
|
return True; |
1464 |
|
} |
1465 |
|
|
1466 |
|
/* Called during redirection to reset the state to support redirection */ |
1467 |
|
void |
1468 |
|
rdp_reset_state(void) |
1469 |
|
{ |
1470 |
|
g_next_packet = NULL; /* reset the packet information */ |
1471 |
|
g_rdp_shareid = 0; |
1472 |
|
sec_reset_state(); |
1473 |
|
} |
1474 |
|
|
1475 |
/* Disconnect from the RDP layer */ |
/* Disconnect from the RDP layer */ |
1476 |
void |
void |
1477 |
rdp_disconnect(void) |
rdp_disconnect(void) |