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 1999-2005 |
5 |
|
|
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 |
18 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
*/ |
*/ |
20 |
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21 |
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#include <time.h> |
22 |
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#include <errno.h> |
23 |
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#include <unistd.h> |
24 |
#include "rdesktop.h" |
#include "rdesktop.h" |
25 |
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26 |
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#ifdef HAVE_ICONV |
27 |
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#ifdef HAVE_ICONV_H |
28 |
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#include <iconv.h> |
29 |
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#endif |
30 |
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31 |
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#ifndef ICONV_CONST |
32 |
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#define ICONV_CONST "" |
33 |
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#endif |
34 |
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#endif |
35 |
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36 |
extern uint16 g_mcs_userid; |
extern uint16 g_mcs_userid; |
37 |
extern char g_username[16]; |
extern char g_username[64]; |
38 |
|
extern char g_codepage[16]; |
39 |
extern BOOL g_bitmap_compression; |
extern BOOL g_bitmap_compression; |
40 |
extern BOOL g_orders; |
extern BOOL g_orders; |
41 |
extern BOOL g_encryption; |
extern BOOL g_encryption; |
42 |
extern BOOL g_desktop_save; |
extern BOOL g_desktop_save; |
43 |
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extern BOOL g_polygon_ellipse_orders; |
44 |
extern BOOL g_use_rdp5; |
extern BOOL g_use_rdp5; |
45 |
extern uint16 g_server_rdp_version; |
extern uint16 g_server_rdp_version; |
46 |
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extern uint32 g_rdp5_performanceflags; |
47 |
extern int g_server_bpp; |
extern int g_server_bpp; |
48 |
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extern int g_width; |
49 |
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extern int g_height; |
50 |
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extern BOOL g_bitmap_cache; |
51 |
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extern BOOL g_bitmap_cache_persist_enable; |
52 |
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53 |
uint8 *g_next_packet; |
uint8 *g_next_packet; |
54 |
uint32 g_rdp_shareid; |
uint32 g_rdp_shareid; |
55 |
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|
56 |
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extern RDPCOMP g_mppc_dict; |
57 |
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|
58 |
#if WITH_DEBUG |
#if WITH_DEBUG |
59 |
static uint32 g_packetno; |
static uint32 g_packetno; |
60 |
#endif |
#endif |
65 |
{ |
{ |
66 |
static STREAM rdp_s; |
static STREAM rdp_s; |
67 |
uint16 length, pdu_type; |
uint16 length, pdu_type; |
68 |
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uint8 rdpver; |
69 |
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|
70 |
if ((rdp_s == NULL) || (g_next_packet >= rdp_s->end)) |
if ((rdp_s == NULL) || (g_next_packet >= rdp_s->end)) |
71 |
{ |
{ |
72 |
rdp_s = sec_recv(); |
rdp_s = sec_recv(&rdpver); |
73 |
if (rdp_s == NULL) |
if (rdp_s == NULL) |
74 |
return NULL; |
return NULL; |
75 |
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if (rdpver == 0xff) |
76 |
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{ |
77 |
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g_next_packet = rdp_s->end; |
78 |
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*type = 0; |
79 |
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return rdp_s; |
80 |
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} |
81 |
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else if (rdpver != 3) |
82 |
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{ |
83 |
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/* rdp5_process should move g_next_packet ok */ |
84 |
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rdp5_process(rdp_s); |
85 |
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*type = 0; |
86 |
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return rdp_s; |
87 |
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} |
88 |
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|
89 |
g_next_packet = rdp_s->p; |
g_next_packet = rdp_s->p; |
90 |
} |
} |
107 |
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|
108 |
#if WITH_DEBUG |
#if WITH_DEBUG |
109 |
DEBUG(("RDP packet #%d, (type %x)\n", ++g_packetno, *type)); |
DEBUG(("RDP packet #%d, (type %x)\n", ++g_packetno, *type)); |
110 |
// hexdump(g_next_packet, length); |
hexdump(g_next_packet, length); |
111 |
#endif /* */ |
#endif /* */ |
112 |
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|
113 |
g_next_packet += length; |
g_next_packet += length; |
154 |
void |
void |
155 |
rdp_out_unistr(STREAM s, char *string, int len) |
rdp_out_unistr(STREAM s, char *string, int len) |
156 |
{ |
{ |
157 |
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#ifdef HAVE_ICONV |
158 |
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size_t ibl = strlen(string), obl = len + 2; |
159 |
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static iconv_t iconv_h = (iconv_t) - 1; |
160 |
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char *pin = string, *pout; |
161 |
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#ifdef B_ENDIAN |
162 |
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char ss[4096]; // FIXME: global MAX_BUF_SIZE macro need |
163 |
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164 |
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pout = ss; |
165 |
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#else |
166 |
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pout = s->p; |
167 |
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#endif |
168 |
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169 |
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memset(pout, 0, len + 4); |
170 |
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|
171 |
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if (iconv_h == (iconv_t) - 1) |
172 |
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{ |
173 |
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size_t i = 1, o = 4; |
174 |
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if ((iconv_h = iconv_open(WINDOWS_CODEPAGE, g_codepage)) == (iconv_t) - 1) |
175 |
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{ |
176 |
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printf("rdp_out_unistr: iconv_open[%s -> %s] fail %d\n", |
177 |
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g_codepage, WINDOWS_CODEPAGE, (int) iconv_h); |
178 |
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return; |
179 |
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} |
180 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &i, &pout, &o) == (size_t) - 1) |
181 |
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{ |
182 |
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iconv_close(iconv_h); |
183 |
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iconv_h = (iconv_t) - 1; |
184 |
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printf("rdp_out_unistr: iconv(1) fail, errno %d\n", errno); |
185 |
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return; |
186 |
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} |
187 |
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pin = string; |
188 |
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pout = (char *) s->p; |
189 |
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} |
190 |
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191 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &ibl, &pout, &obl) == (size_t) - 1) |
192 |
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{ |
193 |
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iconv_close(iconv_h); |
194 |
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iconv_h = (iconv_t) - 1; |
195 |
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printf("rdp_out_unistr: iconv(2) fail, errno %d\n", errno); |
196 |
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return; |
197 |
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} |
198 |
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|
199 |
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#ifdef B_ENDIAN |
200 |
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swab(ss, (char *) s->p, len + 4); |
201 |
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#endif |
202 |
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203 |
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s->p += len + 2; |
204 |
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|
205 |
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#else /*HAVE_ICONV undef */ |
206 |
int i = 0, j = 0; |
int i = 0, j = 0; |
207 |
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|
208 |
len += 2; |
len += 2; |
214 |
} |
} |
215 |
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|
216 |
s->p += len; |
s->p += len; |
217 |
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#endif |
218 |
} |
} |
219 |
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|
220 |
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/* Input a string in Unicode |
221 |
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* |
222 |
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* Returns str_len of string |
223 |
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*/ |
224 |
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int |
225 |
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rdp_in_unistr(STREAM s, char *string, int uni_len) |
226 |
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{ |
227 |
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#ifdef HAVE_ICONV |
228 |
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size_t ibl = uni_len, obl = uni_len; |
229 |
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char *pin, *pout = string; |
230 |
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static iconv_t iconv_h = (iconv_t) - 1; |
231 |
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#ifdef B_ENDIAN |
232 |
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char ss[4096]; // FIXME: global MAX_BUF_SIZE macro need |
233 |
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|
234 |
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swab((char *) s->p, ss, uni_len); |
235 |
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pin = ss; |
236 |
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#else |
237 |
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pin = s->p; |
238 |
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#endif |
239 |
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|
240 |
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if (iconv_h == (iconv_t) - 1) |
241 |
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{ |
242 |
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if ((iconv_h = iconv_open(g_codepage, WINDOWS_CODEPAGE)) == (iconv_t) - 1) |
243 |
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{ |
244 |
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printf("rdp_in_unistr: iconv_open[%s -> %s] fail %d\n", |
245 |
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WINDOWS_CODEPAGE, g_codepage, (int) iconv_h); |
246 |
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return 0; |
247 |
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} |
248 |
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} |
249 |
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|
250 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &ibl, &pout, &obl) == (size_t) - 1) |
251 |
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{ |
252 |
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iconv_close(iconv_h); |
253 |
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iconv_h = (iconv_t) - 1; |
254 |
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printf("rdp_in_unistr: iconv fail, errno %d\n", errno); |
255 |
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return 0; |
256 |
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} |
257 |
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return pout - string; |
258 |
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#else /* HAVE_ICONV undef */ |
259 |
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int i = 0; |
260 |
|
|
261 |
|
while (i < uni_len / 2) |
262 |
|
{ |
263 |
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in_uint8a(s, &string[i++], 1); |
264 |
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in_uint8s(s, 1); |
265 |
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} |
266 |
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|
267 |
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return i - 1; |
268 |
|
#endif |
269 |
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} |
270 |
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|
271 |
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|
272 |
/* Parse a logon info packet */ |
/* Parse a logon info packet */ |
273 |
static void |
static void |
274 |
rdp_send_logon_info(uint32 flags, char *domain, char *user, |
rdp_send_logon_info(uint32 flags, char *domain, char *user, |
275 |
char *password, char *program, char *directory) |
char *password, char *program, char *directory) |
276 |
{ |
{ |
277 |
|
char *ipaddr = tcp_get_address(); |
278 |
int len_domain = 2 * strlen(domain); |
int len_domain = 2 * strlen(domain); |
279 |
int len_user = 2 * strlen(user); |
int len_user = 2 * strlen(user); |
280 |
int len_password = 2 * strlen(password); |
int len_password = 2 * strlen(password); |
281 |
int len_program = 2 * strlen(program); |
int len_program = 2 * strlen(program); |
282 |
int len_directory = 2 * strlen(directory); |
int len_directory = 2 * strlen(directory); |
283 |
int len_ip = 2 * strlen("127.0.0.1"); |
int len_ip = 2 * strlen(ipaddr); |
284 |
int len_dll = 2 * strlen("C:\\WINNT\\System32\\mstscax.dll"); |
int len_dll = 2 * strlen("C:\\WINNT\\System32\\mstscax.dll"); |
285 |
int packetlen = 0; |
int packetlen = 0; |
286 |
uint32 sec_flags = g_encryption ? (SEC_LOGON_INFO | SEC_ENCRYPT) : SEC_LOGON_INFO; |
uint32 sec_flags = g_encryption ? (SEC_LOGON_INFO | SEC_ENCRYPT) : SEC_LOGON_INFO; |
287 |
STREAM s; |
STREAM s; |
288 |
|
time_t t = time(NULL); |
289 |
|
time_t tzone; |
290 |
|
|
291 |
|
#if 0 |
292 |
|
/* enable rdp compression */ |
293 |
|
/* some problems still exist with rdp5 */ |
294 |
|
flags |= RDP_COMPRESSION; |
295 |
|
#endif |
296 |
|
|
297 |
if (!g_use_rdp5 || 1 == g_server_rdp_version) |
if (!g_use_rdp5 || 1 == g_server_rdp_version) |
298 |
{ |
{ |
316 |
} |
} |
317 |
else |
else |
318 |
{ |
{ |
319 |
|
|
320 |
flags |= RDP_LOGON_BLOB; |
flags |= RDP_LOGON_BLOB; |
321 |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
322 |
packetlen = 4 + // Unknown uint32 |
packetlen = 4 + /* Unknown uint32 */ |
323 |
4 + // flags |
4 + /* flags */ |
324 |
2 + // len_domain |
2 + /* len_domain */ |
325 |
2 + // len_user |
2 + /* len_user */ |
326 |
(flags & RDP_LOGON_AUTO ? 2 : 0) + // len_password |
(flags & RDP_LOGON_AUTO ? 2 : 0) + /* len_password */ |
327 |
(flags & RDP_LOGON_BLOB ? 2 : 0) + // Length of BLOB |
(flags & RDP_LOGON_BLOB ? 2 : 0) + /* Length of BLOB */ |
328 |
2 + // len_program |
2 + /* len_program */ |
329 |
2 + // len_directory |
2 + /* len_directory */ |
330 |
(0 < len_domain ? len_domain : 2) + // domain |
(0 < len_domain ? len_domain : 2) + /* domain */ |
331 |
len_user + (flags & RDP_LOGON_AUTO ? len_password : 0) + 0 + // We have no 512 byte BLOB. Perhaps we must? |
len_user + (flags & RDP_LOGON_AUTO ? len_password : 0) + 0 + /* We have no 512 byte BLOB. Perhaps we must? */ |
332 |
(flags & RDP_LOGON_BLOB && !(flags & RDP_LOGON_AUTO) ? 2 : 0) + // After the BLOB is a unknown int16. If there is a BLOB, that is. |
(flags & RDP_LOGON_BLOB && !(flags & RDP_LOGON_AUTO) ? 2 : 0) + /* After the BLOB is a unknown int16. If there is a BLOB, that is. */ |
333 |
(0 < len_program ? len_program : 2) + (0 < len_directory ? len_directory : 2) + 2 + // Unknown (2) |
(0 < len_program ? len_program : 2) + (0 < len_directory ? len_directory : 2) + 2 + /* Unknown (2) */ |
334 |
2 + // Client ip length |
2 + /* Client ip length */ |
335 |
len_ip + // Client ip |
len_ip + /* Client ip */ |
336 |
2 + // DLL string length |
2 + /* DLL string length */ |
337 |
len_dll + // DLL string |
len_dll + /* DLL string */ |
338 |
2 + // Unknown |
2 + /* Unknown */ |
339 |
2 + // Unknown |
2 + /* Unknown */ |
340 |
64 + // Time zone #0 |
64 + /* Time zone #0 */ |
341 |
2 + // Unknown |
2 + /* Unknown */ |
342 |
64 + // Time zone #1 |
64 + /* Time zone #1 */ |
343 |
32; // Unknown |
32; /* Unknown */ |
344 |
|
|
345 |
s = sec_init(sec_flags, packetlen); |
s = sec_init(sec_flags, packetlen); |
346 |
DEBUG_RDP5(("Called sec_init with packetlen %d\n", packetlen)); |
DEBUG_RDP5(("Called sec_init with packetlen %d\n", packetlen)); |
347 |
|
|
348 |
out_uint32(s, 0); // Unknown |
out_uint32(s, 0); /* Unknown */ |
349 |
out_uint32_le(s, flags); |
out_uint32_le(s, flags); |
350 |
out_uint16_le(s, len_domain); |
out_uint16_le(s, len_domain); |
351 |
out_uint16_le(s, len_user); |
out_uint16_le(s, len_user); |
391 |
out_uint16_le(s, 0); |
out_uint16_le(s, 0); |
392 |
} |
} |
393 |
out_uint16_le(s, 2); |
out_uint16_le(s, 2); |
394 |
out_uint16_le(s, len_ip + 2); // Length of client ip |
out_uint16_le(s, len_ip + 2); /* Length of client ip */ |
395 |
rdp_out_unistr(s, "127.0.0.1", len_ip); |
rdp_out_unistr(s, ipaddr, len_ip); |
396 |
out_uint16_le(s, len_dll + 2); |
out_uint16_le(s, len_dll + 2); |
397 |
rdp_out_unistr(s, "C:\\WINNT\\System32\\mstscax.dll", len_dll); |
rdp_out_unistr(s, "C:\\WINNT\\System32\\mstscax.dll", len_dll); |
398 |
out_uint16_le(s, 0xffc4); |
|
399 |
out_uint16_le(s, 0xffff); |
tzone = (mktime(gmtime(&t)) - mktime(localtime(&t))) / 60; |
400 |
|
out_uint32_le(s, tzone); |
401 |
|
|
402 |
rdp_out_unistr(s, "GTB, normaltid", 2 * strlen("GTB, normaltid")); |
rdp_out_unistr(s, "GTB, normaltid", 2 * strlen("GTB, normaltid")); |
403 |
out_uint8s(s, 62 - 2 * strlen("GTB, normaltid")); |
out_uint8s(s, 62 - 2 * strlen("GTB, normaltid")); |
404 |
|
|
|
|
|
405 |
out_uint32_le(s, 0x0a0000); |
out_uint32_le(s, 0x0a0000); |
406 |
out_uint32_le(s, 0x050000); |
out_uint32_le(s, 0x050000); |
407 |
out_uint32_le(s, 3); |
out_uint32_le(s, 3); |
417 |
out_uint32(s, 0); |
out_uint32(s, 0); |
418 |
out_uint32_le(s, 0xffffffc4); |
out_uint32_le(s, 0xffffffc4); |
419 |
out_uint32_le(s, 0xfffffffe); |
out_uint32_le(s, 0xfffffffe); |
420 |
out_uint32_le(s, 0x0f); |
out_uint32_le(s, g_rdp5_performanceflags); |
421 |
out_uint32(s, 0); |
out_uint32(s, 0); |
422 |
|
|
423 |
|
|
478 |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
479 |
} |
} |
480 |
|
|
481 |
|
/* Inform the server on the contents of the persistent bitmap cache */ |
482 |
|
static void |
483 |
|
rdp_enum_bmpcache2(void) |
484 |
|
{ |
485 |
|
STREAM s; |
486 |
|
HASH_KEY keylist[BMPCACHE2_NUM_PSTCELLS]; |
487 |
|
uint32 num_keys, offset, count, flags; |
488 |
|
|
489 |
|
offset = 0; |
490 |
|
num_keys = pstcache_enumerate(2, keylist); |
491 |
|
|
492 |
|
while (offset < num_keys) |
493 |
|
{ |
494 |
|
count = MIN(num_keys - offset, 169); |
495 |
|
|
496 |
|
s = rdp_init_data(24 + count * sizeof(HASH_KEY)); |
497 |
|
|
498 |
|
flags = 0; |
499 |
|
if (offset == 0) |
500 |
|
flags |= PDU_FLAG_FIRST; |
501 |
|
if (num_keys - offset <= 169) |
502 |
|
flags |= PDU_FLAG_LAST; |
503 |
|
|
504 |
|
/* header */ |
505 |
|
out_uint32_le(s, 0); |
506 |
|
out_uint16_le(s, count); |
507 |
|
out_uint16_le(s, 0); |
508 |
|
out_uint16_le(s, 0); |
509 |
|
out_uint16_le(s, 0); |
510 |
|
out_uint16_le(s, 0); |
511 |
|
out_uint16_le(s, num_keys); |
512 |
|
out_uint32_le(s, 0); |
513 |
|
out_uint32_le(s, flags); |
514 |
|
|
515 |
|
/* list */ |
516 |
|
out_uint8a(s, keylist[offset], count * sizeof(HASH_KEY)); |
517 |
|
|
518 |
|
s_mark_end(s); |
519 |
|
rdp_send_data(s, 0x2b); |
520 |
|
|
521 |
|
offset += 169; |
522 |
|
} |
523 |
|
} |
524 |
|
|
525 |
/* Send an (empty) font information PDU */ |
/* Send an (empty) font information PDU */ |
526 |
static void |
static void |
527 |
rdp_send_fonts(uint16 seq) |
rdp_send_fonts(uint16 seq) |
531 |
s = rdp_init_data(8); |
s = rdp_init_data(8); |
532 |
|
|
533 |
out_uint16(s, 0); /* number of fonts */ |
out_uint16(s, 0); /* number of fonts */ |
534 |
out_uint16_le(s, 0x3e); /* unknown */ |
out_uint16_le(s, 0); /* pad? */ |
535 |
out_uint16_le(s, seq); /* unknown */ |
out_uint16_le(s, seq); /* unknown */ |
536 |
out_uint16_le(s, 0x32); /* entry size */ |
out_uint16_le(s, 0x32); /* entry size */ |
537 |
|
|
572 |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
573 |
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
574 |
|
|
575 |
out_uint16_le(s, 8); /* Preferred BPP */ |
out_uint16_le(s, g_server_bpp); /* Preferred BPP */ |
576 |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
577 |
out_uint16_le(s, 1); /* Receive 4 BPP */ |
out_uint16_le(s, 1); /* Receive 4 BPP */ |
578 |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
579 |
out_uint16_le(s, 800); /* Desktop width */ |
out_uint16_le(s, 800); /* Desktop width */ |
580 |
out_uint16_le(s, 600); /* Desktop height */ |
out_uint16_le(s, 600); /* Desktop height */ |
581 |
out_uint16(s, 0); /* Pad */ |
out_uint16(s, 0); /* Pad */ |
582 |
out_uint16(s, 0); /* Allow resize */ |
out_uint16(s, 1); /* Allow resize */ |
583 |
out_uint16_le(s, g_bitmap_compression ? 1 : 0); /* Support compression */ |
out_uint16_le(s, g_bitmap_compression ? 1 : 0); /* Support compression */ |
584 |
out_uint16(s, 0); /* Unknown */ |
out_uint16(s, 0); /* Unknown */ |
585 |
out_uint16_le(s, 1); /* Unknown */ |
out_uint16_le(s, 1); /* Unknown */ |
592 |
{ |
{ |
593 |
uint8 order_caps[32]; |
uint8 order_caps[32]; |
594 |
|
|
|
|
|
595 |
memset(order_caps, 0, 32); |
memset(order_caps, 0, 32); |
596 |
order_caps[0] = 1; /* dest blt */ |
order_caps[0] = 1; /* dest blt */ |
597 |
order_caps[1] = 1; /* pat blt */ |
order_caps[1] = 1; /* pat blt */ |
598 |
order_caps[2] = 1; /* screen blt */ |
order_caps[2] = 1; /* screen blt */ |
599 |
order_caps[3] = 1; /* required for memblt? */ |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
600 |
|
order_caps[4] = 0; /* triblt */ |
601 |
order_caps[8] = 1; /* line */ |
order_caps[8] = 1; /* line */ |
602 |
order_caps[9] = 1; /* line */ |
order_caps[9] = 1; /* line */ |
603 |
order_caps[10] = 1; /* rect */ |
order_caps[10] = 1; /* rect */ |
604 |
order_caps[11] = (g_desktop_save == False ? 0 : 1); /* desksave */ |
order_caps[11] = (g_desktop_save ? 1 : 0); /* desksave */ |
605 |
order_caps[13] = 1; /* memblt */ |
order_caps[13] = 1; /* memblt */ |
606 |
order_caps[14] = 1; /* triblt */ |
order_caps[14] = 1; /* triblt */ |
607 |
|
order_caps[20] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon */ |
608 |
|
order_caps[21] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon2 */ |
609 |
order_caps[22] = 1; /* polyline */ |
order_caps[22] = 1; /* polyline */ |
610 |
|
order_caps[25] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse */ |
611 |
|
order_caps[26] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse2 */ |
612 |
order_caps[27] = 1; /* text2 */ |
order_caps[27] = 1; /* text2 */ |
613 |
out_uint16_le(s, RDP_CAPSET_ORDER); |
out_uint16_le(s, RDP_CAPSET_ORDER); |
614 |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
646 |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
647 |
} |
} |
648 |
|
|
649 |
|
/* Output bitmap cache v2 capability set */ |
650 |
|
static void |
651 |
|
rdp_out_bmpcache2_caps(STREAM s) |
652 |
|
{ |
653 |
|
out_uint16_le(s, RDP_CAPSET_BMPCACHE2); |
654 |
|
out_uint16_le(s, RDP_CAPLEN_BMPCACHE2); |
655 |
|
|
656 |
|
out_uint16_le(s, g_bitmap_cache_persist_enable ? 2 : 0); /* version */ |
657 |
|
|
658 |
|
out_uint16_le(s, 0x0300); /* flags? number of caches? */ |
659 |
|
|
660 |
|
out_uint32_le(s, BMPCACHE2_C0_CELLS); |
661 |
|
out_uint32_le(s, BMPCACHE2_C1_CELLS); |
662 |
|
if (pstcache_init(2)) |
663 |
|
{ |
664 |
|
out_uint32_le(s, BMPCACHE2_NUM_PSTCELLS | BMPCACHE2_FLAG_PERSIST); |
665 |
|
} |
666 |
|
else |
667 |
|
{ |
668 |
|
out_uint32_le(s, BMPCACHE2_C2_CELLS); |
669 |
|
} |
670 |
|
out_uint8s(s, 20); /* other bitmap caches not used */ |
671 |
|
} |
672 |
|
|
673 |
/* Output control capability set */ |
/* Output control capability set */ |
674 |
static void |
static void |
675 |
rdp_out_control_caps(STREAM s) |
rdp_out_control_caps(STREAM s) |
729 |
out_uint16(s, 0); /* pad */ |
out_uint16(s, 0); /* pad */ |
730 |
} |
} |
731 |
|
|
732 |
static uint8 canned_caps[] = { |
static uint8 caps_0x0d[] = { |
733 |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, 0x04, |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, |
734 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, |
0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
735 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
736 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
737 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
738 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
739 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
740 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
741 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
742 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
743 |
0x0C, 0x00, 0x08, 0x00, 0x01, |
0x00, 0x00, 0x00, 0x00 |
|
0x00, 0x00, 0x00, 0x0E, 0x00, 0x08, 0x00, 0x01, 0x00, 0x00, 0x00, |
|
|
0x10, 0x00, 0x34, 0x00, 0xFE, |
|
|
0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x08, 0x00, |
|
|
0xFE, 0x00, 0x08, 0x00, 0xFE, |
|
|
0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, 0xFE, 0x00, 0x40, 0x00, |
|
|
0xFE, 0x00, 0x80, 0x00, 0xFE, |
|
|
0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, 0x00, 0x01, 0x00, 0x01, |
|
|
0x02, 0x00, 0x00, 0x00 |
|
744 |
}; |
}; |
745 |
|
|
746 |
/* Output unknown capability sets (number 13, 12, 14 and 16) */ |
static uint8 caps_0x0c[] = { 0x01, 0x00, 0x00, 0x00 }; |
747 |
|
|
748 |
|
static uint8 caps_0x0e[] = { 0x01, 0x00, 0x00, 0x00 }; |
749 |
|
|
750 |
|
static uint8 caps_0x10[] = { |
751 |
|
0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, |
752 |
|
0xFE, 0x00, 0x08, 0x00, 0xFE, 0x00, 0x08, 0x00, |
753 |
|
0xFE, 0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, |
754 |
|
0xFE, 0x00, 0x40, 0x00, 0xFE, 0x00, 0x80, 0x00, |
755 |
|
0xFE, 0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, |
756 |
|
0x00, 0x01, 0x00, 0x01, 0x02, 0x00, 0x00, 0x00 |
757 |
|
}; |
758 |
|
|
759 |
|
/* Output unknown capability sets */ |
760 |
static void |
static void |
761 |
rdp_out_unknown_caps(STREAM s) |
rdp_out_unknown_caps(STREAM s, uint16 id, uint16 length, uint8 * caps) |
762 |
{ |
{ |
763 |
out_uint16_le(s, RDP_CAPSET_UNKNOWN); |
out_uint16_le(s, id); |
764 |
out_uint16_le(s, 0x58); |
out_uint16_le(s, length); |
765 |
|
|
766 |
out_uint8p(s, canned_caps, RDP_CAPLEN_UNKNOWN - 4); |
out_uint8p(s, caps, length - 4); |
767 |
} |
} |
768 |
|
|
769 |
#define RDP5_FLAG 0x0030 |
#define RDP5_FLAG 0x0030 |
777 |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
778 |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
779 |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
780 |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + RDP_CAPLEN_UNKNOWN + 4 /* w2k fix, why? */ ; |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + |
781 |
|
0x58 + 0x08 + 0x08 + 0x34 /* unknown caps */ + |
782 |
|
4 /* w2k fix, why? */ ; |
783 |
|
|
784 |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
785 |
|
|
799 |
rdp_out_general_caps(s); |
rdp_out_general_caps(s); |
800 |
rdp_out_bitmap_caps(s); |
rdp_out_bitmap_caps(s); |
801 |
rdp_out_order_caps(s); |
rdp_out_order_caps(s); |
802 |
rdp_out_bmpcache_caps(s); |
g_use_rdp5 ? rdp_out_bmpcache2_caps(s) : rdp_out_bmpcache_caps(s); |
803 |
rdp_out_colcache_caps(s); |
rdp_out_colcache_caps(s); |
804 |
rdp_out_activate_caps(s); |
rdp_out_activate_caps(s); |
805 |
rdp_out_control_caps(s); |
rdp_out_control_caps(s); |
806 |
rdp_out_pointer_caps(s); |
rdp_out_pointer_caps(s); |
807 |
rdp_out_share_caps(s); |
rdp_out_share_caps(s); |
808 |
rdp_out_unknown_caps(s); |
|
809 |
|
rdp_out_unknown_caps(s, 0x0d, 0x58, caps_0x0d); /* international? */ |
810 |
|
rdp_out_unknown_caps(s, 0x0c, 0x08, caps_0x0c); |
811 |
|
rdp_out_unknown_caps(s, 0x0e, 0x08, caps_0x0e); |
812 |
|
rdp_out_unknown_caps(s, 0x10, 0x34, caps_0x10); /* glyph cache? */ |
813 |
|
|
814 |
s_mark_end(s); |
s_mark_end(s); |
815 |
sec_send(s, sec_flags); |
sec_send(s, sec_flags); |
816 |
} |
} |
817 |
|
|
818 |
|
/* Process a general capability set */ |
819 |
|
static void |
820 |
|
rdp_process_general_caps(STREAM s) |
821 |
|
{ |
822 |
|
uint16 pad2octetsB; /* rdp5 flags? */ |
823 |
|
|
824 |
|
in_uint8s(s, 10); |
825 |
|
in_uint16_le(s, pad2octetsB); |
826 |
|
|
827 |
|
if (!pad2octetsB) |
828 |
|
g_use_rdp5 = False; |
829 |
|
} |
830 |
|
|
831 |
|
/* Process a bitmap capability set */ |
832 |
|
static void |
833 |
|
rdp_process_bitmap_caps(STREAM s) |
834 |
|
{ |
835 |
|
uint16 width, height, bpp; |
836 |
|
|
837 |
|
in_uint16_le(s, bpp); |
838 |
|
in_uint8s(s, 6); |
839 |
|
|
840 |
|
in_uint16_le(s, width); |
841 |
|
in_uint16_le(s, height); |
842 |
|
|
843 |
|
DEBUG(("setting desktop size and bpp to: %dx%dx%d\n", width, height, bpp)); |
844 |
|
|
845 |
|
/* |
846 |
|
* The server may limit bpp and change the size of the desktop (for |
847 |
|
* example when shadowing another session). |
848 |
|
*/ |
849 |
|
if (g_server_bpp != bpp) |
850 |
|
{ |
851 |
|
warning("colour depth changed from %d to %d\n", g_server_bpp, bpp); |
852 |
|
g_server_bpp = bpp; |
853 |
|
} |
854 |
|
if (g_width != width || g_height != height) |
855 |
|
{ |
856 |
|
warning("screen size changed from %dx%d to %dx%d\n", g_width, g_height, |
857 |
|
width, height); |
858 |
|
g_width = width; |
859 |
|
g_height = height; |
860 |
|
ui_resize_window(); |
861 |
|
} |
862 |
|
} |
863 |
|
|
864 |
|
/* Process server capabilities */ |
865 |
|
void |
866 |
|
rdp_process_server_caps(STREAM s, uint16 length) |
867 |
|
{ |
868 |
|
int n; |
869 |
|
uint8 *next, *start; |
870 |
|
uint16 ncapsets, capset_type, capset_length; |
871 |
|
|
872 |
|
start = s->p; |
873 |
|
|
874 |
|
in_uint16_le(s, ncapsets); |
875 |
|
in_uint8s(s, 2); /* pad */ |
876 |
|
|
877 |
|
for (n = 0; n < ncapsets; n++) |
878 |
|
{ |
879 |
|
if (s->p > start + length) |
880 |
|
return; |
881 |
|
|
882 |
|
in_uint16_le(s, capset_type); |
883 |
|
in_uint16_le(s, capset_length); |
884 |
|
|
885 |
|
next = s->p + capset_length - 4; |
886 |
|
|
887 |
|
switch (capset_type) |
888 |
|
{ |
889 |
|
case RDP_CAPSET_GENERAL: |
890 |
|
rdp_process_general_caps(s); |
891 |
|
break; |
892 |
|
|
893 |
|
case RDP_CAPSET_BITMAP: |
894 |
|
rdp_process_bitmap_caps(s); |
895 |
|
break; |
896 |
|
} |
897 |
|
|
898 |
|
s->p = next; |
899 |
|
} |
900 |
|
} |
901 |
|
|
902 |
/* Respond to a demand active PDU */ |
/* Respond to a demand active PDU */ |
903 |
static void |
static void |
904 |
process_demand_active(STREAM s) |
process_demand_active(STREAM s) |
905 |
{ |
{ |
906 |
uint8 type; |
uint8 type; |
907 |
|
uint16 len_src_descriptor, len_combined_caps; |
908 |
|
|
909 |
in_uint32_le(s, g_rdp_shareid); |
in_uint32_le(s, g_rdp_shareid); |
910 |
|
in_uint16_le(s, len_src_descriptor); |
911 |
|
in_uint16_le(s, len_combined_caps); |
912 |
|
in_uint8s(s, len_src_descriptor); |
913 |
|
|
914 |
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
915 |
|
rdp_process_server_caps(s, len_combined_caps); |
916 |
|
|
917 |
rdp_send_confirm_active(); |
rdp_send_confirm_active(); |
918 |
rdp_send_synchronise(); |
rdp_send_synchronise(); |
921 |
rdp_recv(&type); /* RDP_PDU_SYNCHRONIZE */ |
rdp_recv(&type); /* RDP_PDU_SYNCHRONIZE */ |
922 |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
923 |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
924 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, 0, 0); |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(read_keyboard_state()), 0); |
925 |
rdp_send_fonts(1); |
|
926 |
rdp_send_fonts(2); |
if (g_use_rdp5) |
927 |
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 */ |
{ |
928 |
|
rdp_enum_bmpcache2(); |
929 |
|
rdp_send_fonts(3); |
930 |
|
} |
931 |
|
else |
932 |
|
{ |
933 |
|
rdp_send_fonts(1); |
934 |
|
rdp_send_fonts(2); |
935 |
|
} |
936 |
|
|
937 |
|
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 (Fonts?) */ |
938 |
reset_order_state(); |
reset_order_state(); |
939 |
} |
} |
940 |
|
|
1134 |
|
|
1135 |
in_uint16_le(s, update_type); |
in_uint16_le(s, update_type); |
1136 |
|
|
1137 |
|
ui_begin_update(); |
1138 |
switch (update_type) |
switch (update_type) |
1139 |
{ |
{ |
1140 |
case RDP_UPDATE_ORDERS: |
case RDP_UPDATE_ORDERS: |
1158 |
default: |
default: |
1159 |
unimpl("update %d\n", update_type); |
unimpl("update %d\n", update_type); |
1160 |
} |
} |
1161 |
|
ui_end_update(); |
1162 |
|
} |
1163 |
|
|
1164 |
|
/* Process a disconnect PDU */ |
1165 |
|
void |
1166 |
|
process_disconnect_pdu(STREAM s, uint32 * ext_disc_reason) |
1167 |
|
{ |
1168 |
|
in_uint32_le(s, *ext_disc_reason); |
1169 |
|
|
1170 |
|
DEBUG(("Received disconnect PDU\n")); |
1171 |
} |
} |
1172 |
|
|
1173 |
/* Process data PDU */ |
/* Process data PDU */ |
1174 |
static void |
static BOOL |
1175 |
process_data_pdu(STREAM s) |
process_data_pdu(STREAM s, uint32 * ext_disc_reason) |
1176 |
{ |
{ |
1177 |
uint8 data_pdu_type; |
uint8 data_pdu_type; |
1178 |
|
uint8 ctype; |
1179 |
|
uint16 clen; |
1180 |
|
uint32 len; |
1181 |
|
|
1182 |
|
uint32 roff, rlen; |
1183 |
|
|
1184 |
in_uint8s(s, 8); /* shareid, pad, streamid, length */ |
struct stream *ns = &(g_mppc_dict.ns); |
1185 |
|
|
1186 |
|
in_uint8s(s, 6); /* shareid, pad, streamid */ |
1187 |
|
in_uint16(s, len); |
1188 |
in_uint8(s, data_pdu_type); |
in_uint8(s, data_pdu_type); |
1189 |
in_uint8s(s, 3); /* compress_type, compress_len */ |
in_uint8(s, ctype); |
1190 |
|
in_uint16(s, clen); |
1191 |
|
clen -= 18; |
1192 |
|
|
1193 |
|
if (ctype & RDP_MPPC_COMPRESSED) |
1194 |
|
{ |
1195 |
|
if (len > RDP_MPPC_DICT_SIZE) |
1196 |
|
error("error decompressed packet size exceeds max\n"); |
1197 |
|
if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
1198 |
|
error("error while decompressing packet\n"); |
1199 |
|
|
1200 |
|
//len -= 18; |
1201 |
|
|
1202 |
|
/* allocate memory and copy the uncompressed data into the temporary stream */ |
1203 |
|
ns->data = (uint8 *) xrealloc(ns->data, rlen); |
1204 |
|
|
1205 |
|
memcpy((ns->data), (unsigned char *) (g_mppc_dict.hist + roff), rlen); |
1206 |
|
|
1207 |
|
ns->size = rlen; |
1208 |
|
ns->end = (ns->data + ns->size); |
1209 |
|
ns->p = ns->data; |
1210 |
|
ns->rdp_hdr = ns->p; |
1211 |
|
|
1212 |
|
s = ns; |
1213 |
|
} |
1214 |
|
|
1215 |
switch (data_pdu_type) |
switch (data_pdu_type) |
1216 |
{ |
{ |
1218 |
process_update_pdu(s); |
process_update_pdu(s); |
1219 |
break; |
break; |
1220 |
|
|
1221 |
|
case RDP_DATA_PDU_CONTROL: |
1222 |
|
DEBUG(("Received Control PDU\n")); |
1223 |
|
break; |
1224 |
|
|
1225 |
|
case RDP_DATA_PDU_SYNCHRONISE: |
1226 |
|
DEBUG(("Received Sync PDU\n")); |
1227 |
|
break; |
1228 |
|
|
1229 |
case RDP_DATA_PDU_POINTER: |
case RDP_DATA_PDU_POINTER: |
1230 |
process_pointer_pdu(s); |
process_pointer_pdu(s); |
1231 |
break; |
break; |
1239 |
/* User logged on */ |
/* User logged on */ |
1240 |
break; |
break; |
1241 |
|
|
1242 |
|
case RDP_DATA_PDU_DISCONNECT: |
1243 |
|
process_disconnect_pdu(s, ext_disc_reason); |
1244 |
|
return True; |
1245 |
|
|
1246 |
default: |
default: |
1247 |
unimpl("data PDU %d\n", data_pdu_type); |
unimpl("data PDU %d\n", data_pdu_type); |
1248 |
} |
} |
1249 |
|
return False; |
1250 |
} |
} |
1251 |
|
|
1252 |
/* Process incoming packets */ |
/* Process incoming packets */ |
1253 |
|
/* nevers gets out of here till app is done */ |
1254 |
|
void |
1255 |
|
rdp_main_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1256 |
|
{ |
1257 |
|
while (rdp_loop(deactivated, ext_disc_reason)) |
1258 |
|
; |
1259 |
|
} |
1260 |
|
|
1261 |
|
/* used in uiports and rdp_main_loop, processes the rdp packets waiting */ |
1262 |
BOOL |
BOOL |
1263 |
rdp_main_loop(void) |
rdp_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1264 |
{ |
{ |
1265 |
uint8 type; |
uint8 type; |
1266 |
|
BOOL disc = False; /* True when a disconnect PDU was received */ |
1267 |
|
BOOL cont = True; |
1268 |
STREAM s; |
STREAM s; |
1269 |
|
|
1270 |
while ((s = rdp_recv(&type)) != NULL) |
while (cont) |
1271 |
{ |
{ |
1272 |
|
s = rdp_recv(&type); |
1273 |
|
if (s == NULL) |
1274 |
|
return False; |
1275 |
switch (type) |
switch (type) |
1276 |
{ |
{ |
1277 |
case RDP_PDU_DEMAND_ACTIVE: |
case RDP_PDU_DEMAND_ACTIVE: |
1278 |
process_demand_active(s); |
process_demand_active(s); |
1279 |
|
*deactivated = False; |
1280 |
break; |
break; |
|
|
|
1281 |
case RDP_PDU_DEACTIVATE: |
case RDP_PDU_DEACTIVATE: |
1282 |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
1283 |
/* We thought we could detect a clean |
*deactivated = True; |
|
shutdown of the session by this |
|
|
packet, but it seems Windows 2003 |
|
|
is sending us one of these when we |
|
|
reconnect to a disconnected session |
|
|
return True; */ |
|
1284 |
break; |
break; |
|
|
|
1285 |
case RDP_PDU_DATA: |
case RDP_PDU_DATA: |
1286 |
process_data_pdu(s); |
disc = process_data_pdu(s, ext_disc_reason); |
1287 |
break; |
break; |
|
|
|
1288 |
case 0: |
case 0: |
1289 |
break; |
break; |
|
|
|
1290 |
default: |
default: |
1291 |
unimpl("PDU %d\n", type); |
unimpl("PDU %d\n", type); |
1292 |
} |
} |
1293 |
|
if (disc) |
1294 |
|
return False; |
1295 |
|
cont = g_next_packet < s->end; |
1296 |
} |
} |
1297 |
return True; |
return True; |
|
/* We want to detect if we got a clean shutdown, but we |
|
|
can't. Se above. |
|
|
return False; */ |
|
1298 |
} |
} |
1299 |
|
|
1300 |
/* Establish a connection up to the RDP layer */ |
/* Establish a connection up to the RDP layer */ |