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 |
19 |
*/ |
*/ |
20 |
|
|
21 |
#include <time.h> |
#include <time.h> |
22 |
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#include <errno.h> |
23 |
|
#include <unistd.h> |
24 |
#include "rdesktop.h" |
#include "rdesktop.h" |
25 |
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|
26 |
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#ifdef HAVE_ICONV |
27 |
|
#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 |
|
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 |
extern uint32 g_rdp5_performanceflags; |
extern uint32 g_rdp5_performanceflags; |
48 |
extern int g_width; |
extern int g_width; |
49 |
extern int g_height; |
extern int g_height; |
50 |
extern BOOL g_bitmap_cache; |
extern BOOL g_bitmap_cache; |
51 |
|
extern BOOL g_bitmap_cache_persist_enable; |
52 |
|
|
53 |
uint8 *g_next_packet; |
uint8 *g_next_packet; |
54 |
uint32 g_rdp_shareid; |
uint32 g_rdp_shareid; |
55 |
|
|
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 |
|
uint8 rdpver; |
69 |
|
|
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 |
|
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 |
|
else if (rdpver != 3) |
82 |
|
{ |
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 |
|
|
89 |
g_next_packet = rdp_s->p; |
g_next_packet = rdp_s->p; |
90 |
} |
} |
154 |
void |
void |
155 |
rdp_out_unistr(STREAM s, char *string, int len) |
rdp_out_unistr(STREAM s, char *string, int len) |
156 |
{ |
{ |
157 |
|
#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 = s->p; |
161 |
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|
162 |
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memset(pout, 0, len + 4); |
163 |
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|
164 |
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if (iconv_h == (iconv_t) - 1) |
165 |
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{ |
166 |
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size_t i = 1, o = 4; |
167 |
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if ((iconv_h = iconv_open(WINDOWS_CODEPAGE, g_codepage)) == (iconv_t) - 1) |
168 |
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{ |
169 |
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printf("rdp_out_unistr: iconv_open[%s -> %s] fail %d\n", |
170 |
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g_codepage, WINDOWS_CODEPAGE, (int) iconv_h); |
171 |
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return; |
172 |
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} |
173 |
|
if (iconv(iconv_h, (ICONV_CONST char **) &pin, &i, &pout, &o) == (size_t) - 1) |
174 |
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{ |
175 |
|
iconv_close(iconv_h); |
176 |
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iconv_h = (iconv_t) - 1; |
177 |
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printf("rdp_out_unistr: iconv(1) fail, errno %d\n", errno); |
178 |
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return; |
179 |
|
} |
180 |
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pin = string; |
181 |
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pout = (char *) s->p; |
182 |
|
} |
183 |
|
|
184 |
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if (iconv(iconv_h, (ICONV_CONST char **) &pin, &ibl, &pout, &obl) == (size_t) - 1) |
185 |
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{ |
186 |
|
iconv_close(iconv_h); |
187 |
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iconv_h = (iconv_t) - 1; |
188 |
|
printf("rdp_out_unistr: iconv(2) fail, errno %d\n", errno); |
189 |
|
return; |
190 |
|
} |
191 |
|
|
192 |
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s->p += len + 2; |
193 |
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|
194 |
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#else /* HAVE_ICONV undef */ |
195 |
int i = 0, j = 0; |
int i = 0, j = 0; |
196 |
|
|
197 |
len += 2; |
len += 2; |
203 |
} |
} |
204 |
|
|
205 |
s->p += len; |
s->p += len; |
206 |
|
#endif |
207 |
} |
} |
208 |
|
|
209 |
/* Input a string in Unicode |
/* Input a string in Unicode |
213 |
int |
int |
214 |
rdp_in_unistr(STREAM s, char *string, int uni_len) |
rdp_in_unistr(STREAM s, char *string, int uni_len) |
215 |
{ |
{ |
216 |
|
#ifdef HAVE_ICONV |
217 |
|
size_t ibl = uni_len, obl = uni_len; |
218 |
|
char *pin = s->p, *pout = string; |
219 |
|
static iconv_t iconv_h = (iconv_t) - 1; |
220 |
|
|
221 |
|
if (iconv_h == (iconv_t) - 1) |
222 |
|
{ |
223 |
|
if ((iconv_h = iconv_open(g_codepage, WINDOWS_CODEPAGE)) == (iconv_t) - 1) |
224 |
|
{ |
225 |
|
printf("rdp_in_unistr: iconv_open[%s -> %s] fail %d\n", |
226 |
|
WINDOWS_CODEPAGE, g_codepage, (int) iconv_h); |
227 |
|
return 0; |
228 |
|
} |
229 |
|
} |
230 |
|
|
231 |
|
if (iconv(iconv_h, (ICONV_CONST char **) &pin, &ibl, &pout, &obl) == (size_t) - 1) |
232 |
|
{ |
233 |
|
iconv_close(iconv_h); |
234 |
|
iconv_h = (iconv_t) - 1; |
235 |
|
printf("rdp_in_unistr: iconv fail, errno %d\n", errno); |
236 |
|
return 0; |
237 |
|
} |
238 |
|
return pout - string; |
239 |
|
#else /* HAVE_ICONV undef */ |
240 |
int i = 0; |
int i = 0; |
241 |
|
|
242 |
while (i < uni_len / 2) |
while (i < uni_len / 2) |
246 |
} |
} |
247 |
|
|
248 |
return i - 1; |
return i - 1; |
249 |
|
#endif |
250 |
} |
} |
251 |
|
|
252 |
|
|
270 |
time_t tzone; |
time_t tzone; |
271 |
|
|
272 |
#if 0 |
#if 0 |
273 |
// enable rdp compression |
/* enable rdp compression */ |
274 |
|
/* some problems still exist with rdp5 */ |
275 |
flags |= RDP_COMPRESSION; |
flags |= RDP_COMPRESSION; |
276 |
#endif |
#endif |
277 |
|
|
297 |
} |
} |
298 |
else |
else |
299 |
{ |
{ |
300 |
|
|
301 |
flags |= RDP_LOGON_BLOB; |
flags |= RDP_LOGON_BLOB; |
302 |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
303 |
packetlen = 4 + /* Unknown uint32 */ |
packetlen = 4 + /* Unknown uint32 */ |
459 |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
460 |
} |
} |
461 |
|
|
462 |
|
/* Inform the server on the contents of the persistent bitmap cache */ |
463 |
|
static void |
464 |
|
rdp_enum_bmpcache2(void) |
465 |
|
{ |
466 |
|
STREAM s; |
467 |
|
HASH_KEY keylist[BMPCACHE2_NUM_PSTCELLS]; |
468 |
|
uint32 num_keys, offset, count, flags; |
469 |
|
|
470 |
|
offset = 0; |
471 |
|
num_keys = pstcache_enumerate(2, keylist); |
472 |
|
|
473 |
|
while (offset < num_keys) |
474 |
|
{ |
475 |
|
count = MIN(num_keys - offset, 169); |
476 |
|
|
477 |
|
s = rdp_init_data(24 + count * sizeof(HASH_KEY)); |
478 |
|
|
479 |
|
flags = 0; |
480 |
|
if (offset == 0) |
481 |
|
flags |= PDU_FLAG_FIRST; |
482 |
|
if (num_keys - offset <= 169) |
483 |
|
flags |= PDU_FLAG_LAST; |
484 |
|
|
485 |
|
/* header */ |
486 |
|
out_uint32_le(s, 0); |
487 |
|
out_uint16_le(s, count); |
488 |
|
out_uint16_le(s, 0); |
489 |
|
out_uint16_le(s, 0); |
490 |
|
out_uint16_le(s, 0); |
491 |
|
out_uint16_le(s, 0); |
492 |
|
out_uint16_le(s, num_keys); |
493 |
|
out_uint32_le(s, 0); |
494 |
|
out_uint32_le(s, flags); |
495 |
|
|
496 |
|
/* list */ |
497 |
|
out_uint8a(s, keylist[offset], count * sizeof(HASH_KEY)); |
498 |
|
|
499 |
|
s_mark_end(s); |
500 |
|
rdp_send_data(s, 0x2b); |
501 |
|
|
502 |
|
offset += 169; |
503 |
|
} |
504 |
|
} |
505 |
|
|
506 |
/* Send an (empty) font information PDU */ |
/* Send an (empty) font information PDU */ |
507 |
static void |
static void |
508 |
rdp_send_fonts(uint16 seq) |
rdp_send_fonts(uint16 seq) |
573 |
{ |
{ |
574 |
uint8 order_caps[32]; |
uint8 order_caps[32]; |
575 |
|
|
|
|
|
576 |
memset(order_caps, 0, 32); |
memset(order_caps, 0, 32); |
577 |
order_caps[0] = 1; /* dest blt */ |
order_caps[0] = 1; /* dest blt */ |
578 |
order_caps[1] = 1; /* pat blt */ |
order_caps[1] = 1; /* pat blt */ |
579 |
order_caps[2] = 1; /* screen blt */ |
order_caps[2] = 1; /* screen blt */ |
580 |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
581 |
|
order_caps[4] = 0; /* triblt */ |
582 |
order_caps[8] = 1; /* line */ |
order_caps[8] = 1; /* line */ |
583 |
order_caps[9] = 1; /* line */ |
order_caps[9] = 1; /* line */ |
584 |
order_caps[10] = 1; /* rect */ |
order_caps[10] = 1; /* rect */ |
585 |
order_caps[11] = (g_desktop_save == False ? 0 : 1); /* desksave */ |
order_caps[11] = (g_desktop_save ? 1 : 0); /* desksave */ |
586 |
order_caps[13] = 1; /* memblt */ |
order_caps[13] = 1; /* memblt */ |
587 |
order_caps[14] = 1; /* triblt */ |
order_caps[14] = 1; /* triblt */ |
588 |
|
order_caps[20] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon */ |
589 |
|
order_caps[21] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon2 */ |
590 |
order_caps[22] = 1; /* polyline */ |
order_caps[22] = 1; /* polyline */ |
591 |
|
order_caps[25] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse */ |
592 |
|
order_caps[26] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse2 */ |
593 |
order_caps[27] = 1; /* text2 */ |
order_caps[27] = 1; /* text2 */ |
594 |
out_uint16_le(s, RDP_CAPSET_ORDER); |
out_uint16_le(s, RDP_CAPSET_ORDER); |
595 |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
627 |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
628 |
} |
} |
629 |
|
|
630 |
|
/* Output bitmap cache v2 capability set */ |
631 |
|
static void |
632 |
|
rdp_out_bmpcache2_caps(STREAM s) |
633 |
|
{ |
634 |
|
out_uint16_le(s, RDP_CAPSET_BMPCACHE2); |
635 |
|
out_uint16_le(s, RDP_CAPLEN_BMPCACHE2); |
636 |
|
|
637 |
|
out_uint16_le(s, g_bitmap_cache_persist_enable ? 2 : 0); /* version */ |
638 |
|
|
639 |
|
out_uint16_le(s, 0x0300); /* flags? number of caches? */ |
640 |
|
|
641 |
|
out_uint32_le(s, BMPCACHE2_C0_CELLS); |
642 |
|
out_uint32_le(s, BMPCACHE2_C1_CELLS); |
643 |
|
if (pstcache_init(2)) |
644 |
|
{ |
645 |
|
out_uint32_le(s, BMPCACHE2_NUM_PSTCELLS | BMPCACHE2_FLAG_PERSIST); |
646 |
|
} |
647 |
|
else |
648 |
|
{ |
649 |
|
out_uint32_le(s, BMPCACHE2_C2_CELLS); |
650 |
|
} |
651 |
|
out_uint8s(s, 20); /* other bitmap caches not used */ |
652 |
|
} |
653 |
|
|
654 |
/* Output control capability set */ |
/* Output control capability set */ |
655 |
static void |
static void |
656 |
rdp_out_control_caps(STREAM s) |
rdp_out_control_caps(STREAM s) |
710 |
out_uint16(s, 0); /* pad */ |
out_uint16(s, 0); /* pad */ |
711 |
} |
} |
712 |
|
|
713 |
static uint8 canned_caps[] = { |
static uint8 caps_0x0d[] = { |
714 |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, 0x04, |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, |
715 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, |
0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
716 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
717 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
718 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
719 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
720 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
721 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
722 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
723 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
724 |
0x0C, 0x00, 0x08, 0x00, 0x01, |
0x00, 0x00, 0x00, 0x00 |
725 |
0x00, 0x00, 0x00, 0x0E, 0x00, 0x08, 0x00, 0x01, 0x00, 0x00, 0x00, |
}; |
726 |
0x10, 0x00, 0x34, 0x00, 0xFE, |
|
727 |
0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x08, 0x00, |
static uint8 caps_0x0c[] = { 0x01, 0x00, 0x00, 0x00 }; |
728 |
0xFE, 0x00, 0x08, 0x00, 0xFE, |
|
729 |
0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, 0xFE, 0x00, 0x40, 0x00, |
static uint8 caps_0x0e[] = { 0x01, 0x00, 0x00, 0x00 }; |
730 |
0xFE, 0x00, 0x80, 0x00, 0xFE, |
|
731 |
0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, 0x00, 0x01, 0x00, 0x01, |
static uint8 caps_0x10[] = { |
732 |
0x02, 0x00, 0x00, 0x00 |
0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, |
733 |
|
0xFE, 0x00, 0x08, 0x00, 0xFE, 0x00, 0x08, 0x00, |
734 |
|
0xFE, 0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, |
735 |
|
0xFE, 0x00, 0x40, 0x00, 0xFE, 0x00, 0x80, 0x00, |
736 |
|
0xFE, 0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, |
737 |
|
0x00, 0x01, 0x00, 0x01, 0x02, 0x00, 0x00, 0x00 |
738 |
}; |
}; |
739 |
|
|
740 |
/* Output unknown capability sets (number 13, 12, 14 and 16) */ |
/* Output unknown capability sets */ |
741 |
static void |
static void |
742 |
rdp_out_unknown_caps(STREAM s) |
rdp_out_unknown_caps(STREAM s, uint16 id, uint16 length, uint8 * caps) |
743 |
{ |
{ |
744 |
out_uint16_le(s, RDP_CAPSET_UNKNOWN); |
out_uint16_le(s, id); |
745 |
out_uint16_le(s, 0x58); |
out_uint16_le(s, length); |
746 |
|
|
747 |
out_uint8p(s, canned_caps, RDP_CAPLEN_UNKNOWN - 4); |
out_uint8p(s, caps, length - 4); |
748 |
} |
} |
749 |
|
|
750 |
#define RDP5_FLAG 0x0030 |
#define RDP5_FLAG 0x0030 |
758 |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
759 |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
760 |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
761 |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + RDP_CAPLEN_UNKNOWN + 4 /* w2k fix, why? */ ; |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + |
762 |
|
0x58 + 0x08 + 0x08 + 0x34 /* unknown caps */ + |
763 |
|
4 /* w2k fix, why? */ ; |
764 |
|
|
765 |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
766 |
|
|
780 |
rdp_out_general_caps(s); |
rdp_out_general_caps(s); |
781 |
rdp_out_bitmap_caps(s); |
rdp_out_bitmap_caps(s); |
782 |
rdp_out_order_caps(s); |
rdp_out_order_caps(s); |
783 |
rdp_out_bmpcache_caps(s); |
g_use_rdp5 ? rdp_out_bmpcache2_caps(s) : rdp_out_bmpcache_caps(s); |
784 |
rdp_out_colcache_caps(s); |
rdp_out_colcache_caps(s); |
785 |
rdp_out_activate_caps(s); |
rdp_out_activate_caps(s); |
786 |
rdp_out_control_caps(s); |
rdp_out_control_caps(s); |
787 |
rdp_out_pointer_caps(s); |
rdp_out_pointer_caps(s); |
788 |
rdp_out_share_caps(s); |
rdp_out_share_caps(s); |
789 |
rdp_out_unknown_caps(s); |
|
790 |
|
rdp_out_unknown_caps(s, 0x0d, 0x58, caps_0x0d); /* international? */ |
791 |
|
rdp_out_unknown_caps(s, 0x0c, 0x08, caps_0x0c); |
792 |
|
rdp_out_unknown_caps(s, 0x0e, 0x08, caps_0x0e); |
793 |
|
rdp_out_unknown_caps(s, 0x10, 0x34, caps_0x10); /* glyph cache? */ |
794 |
|
|
795 |
s_mark_end(s); |
s_mark_end(s); |
796 |
sec_send(s, sec_flags); |
sec_send(s, sec_flags); |
827 |
* The server may limit bpp and change the size of the desktop (for |
* The server may limit bpp and change the size of the desktop (for |
828 |
* example when shadowing another session). |
* example when shadowing another session). |
829 |
*/ |
*/ |
830 |
g_server_bpp = bpp; |
if (g_server_bpp != bpp) |
831 |
g_width = width; |
{ |
832 |
g_height = height; |
warning("colour depth changed from %d to %d\n", g_server_bpp, bpp); |
833 |
|
g_server_bpp = bpp; |
834 |
ui_resize_window(); |
} |
835 |
|
if (g_width != width || g_height != height) |
836 |
|
{ |
837 |
|
warning("screen size changed from %dx%d to %dx%d\n", g_width, g_height, |
838 |
|
width, height); |
839 |
|
g_width = width; |
840 |
|
g_height = height; |
841 |
|
ui_resize_window(); |
842 |
|
} |
843 |
} |
} |
844 |
|
|
845 |
/* Respond to a demand active PDU */ |
/* Process server capabilities */ |
846 |
static void |
void |
847 |
process_demand_active(STREAM s) |
rdp_process_server_caps(STREAM s, uint16 length) |
848 |
{ |
{ |
849 |
int n; |
int n; |
850 |
uint8 type, *next; |
uint8 *next, *start; |
851 |
uint16 len_src_descriptor, len_combined_caps, num_capsets, capset_type, capset_length; |
uint16 ncapsets, capset_type, capset_length; |
852 |
|
|
853 |
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); |
|
854 |
|
|
855 |
in_uint16_le(s, num_capsets); |
in_uint16_le(s, ncapsets); |
856 |
in_uint8s(s, 2); /* pad */ |
in_uint8s(s, 2); /* pad */ |
857 |
|
|
858 |
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++) |
|
859 |
{ |
{ |
860 |
|
if (s->p > start + length) |
861 |
|
return; |
862 |
|
|
863 |
in_uint16_le(s, capset_type); |
in_uint16_le(s, capset_type); |
864 |
in_uint16_le(s, capset_length); |
in_uint16_le(s, capset_length); |
865 |
|
|
878 |
|
|
879 |
s->p = next; |
s->p = next; |
880 |
} |
} |
881 |
|
} |
882 |
|
|
883 |
|
/* Respond to a demand active PDU */ |
884 |
|
static void |
885 |
|
process_demand_active(STREAM s) |
886 |
|
{ |
887 |
|
uint8 type; |
888 |
|
uint16 len_src_descriptor, len_combined_caps; |
889 |
|
|
890 |
|
in_uint32_le(s, g_rdp_shareid); |
891 |
|
in_uint16_le(s, len_src_descriptor); |
892 |
|
in_uint16_le(s, len_combined_caps); |
893 |
|
in_uint8s(s, len_src_descriptor); |
894 |
|
|
895 |
|
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
896 |
|
rdp_process_server_caps(s, len_combined_caps); |
897 |
|
|
898 |
rdp_send_confirm_active(); |
rdp_send_confirm_active(); |
899 |
rdp_send_synchronise(); |
rdp_send_synchronise(); |
906 |
|
|
907 |
if (g_use_rdp5) |
if (g_use_rdp5) |
908 |
{ |
{ |
909 |
|
rdp_enum_bmpcache2(); |
910 |
rdp_send_fonts(3); |
rdp_send_fonts(3); |
911 |
} |
} |
912 |
else |
else |
1115 |
|
|
1116 |
in_uint16_le(s, update_type); |
in_uint16_le(s, update_type); |
1117 |
|
|
1118 |
|
ui_begin_update(); |
1119 |
switch (update_type) |
switch (update_type) |
1120 |
{ |
{ |
1121 |
case RDP_UPDATE_ORDERS: |
case RDP_UPDATE_ORDERS: |
1139 |
default: |
default: |
1140 |
unimpl("update %d\n", update_type); |
unimpl("update %d\n", update_type); |
1141 |
} |
} |
1142 |
|
ui_end_update(); |
1143 |
} |
} |
1144 |
|
|
1145 |
/* Process a disconnect PDU */ |
/* Process a disconnect PDU */ |
1158 |
uint8 data_pdu_type; |
uint8 data_pdu_type; |
1159 |
uint8 ctype; |
uint8 ctype; |
1160 |
uint16 clen; |
uint16 clen; |
1161 |
int len; |
uint32 len; |
1162 |
#if 0 |
|
1163 |
int roff, rlen, ret; |
uint32 roff, rlen; |
1164 |
static struct stream ns; |
|
1165 |
static signed char *dict = 0; |
struct stream *ns = &(g_mppc_dict.ns); |
|
#endif |
|
1166 |
|
|
1167 |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
1168 |
in_uint16(s, len); |
in_uint16(s, len); |
1171 |
in_uint16(s, clen); |
in_uint16(s, clen); |
1172 |
clen -= 18; |
clen -= 18; |
1173 |
|
|
1174 |
#if 0 |
if (ctype & RDP_MPPC_COMPRESSED) |
|
if (ctype & 0x20) |
|
1175 |
{ |
{ |
1176 |
if (!dict) |
if (len > RDP_MPPC_DICT_SIZE) |
1177 |
{ |
error("error decompressed packet size exceeds max\n"); |
1178 |
dict = (signed char *) malloc(8200 * sizeof(signed char)); |
if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
1179 |
dict = (signed char *) memset(dict, 0, 8200 * sizeof(signed char)); |
error("error while decompressing packet\n"); |
|
} |
|
1180 |
|
|
1181 |
ret = decompress(s->p, clen, ctype, (signed char *) dict, &roff, &rlen); |
//len -= 18; |
1182 |
|
|
1183 |
len -= 18; |
/* allocate memory and copy the uncompressed data into the temporary stream */ |
1184 |
|
ns->data = (uint8 *) xrealloc(ns->data, rlen); |
1185 |
|
|
1186 |
ns.data = xrealloc(ns.data, len); |
memcpy((ns->data), (unsigned char *) (g_mppc_dict.hist + roff), rlen); |
1187 |
|
|
1188 |
ns.data = (unsigned char *) memcpy(ns.data, (unsigned char *) (dict + roff), len); |
ns->size = rlen; |
1189 |
|
ns->end = (ns->data + ns->size); |
1190 |
|
ns->p = ns->data; |
1191 |
|
ns->rdp_hdr = ns->p; |
1192 |
|
|
1193 |
ns.size = len; |
s = ns; |
|
ns.end = ns.data + ns.size; |
|
|
ns.p = ns.data; |
|
|
ns.rdp_hdr = ns.p; |
|
|
|
|
|
s = &ns; |
|
1194 |
} |
} |
|
#endif |
|
1195 |
|
|
1196 |
switch (data_pdu_type) |
switch (data_pdu_type) |
1197 |
{ |
{ |
1231 |
} |
} |
1232 |
|
|
1233 |
/* Process incoming packets */ |
/* Process incoming packets */ |
1234 |
|
/* nevers gets out of here till app is done */ |
1235 |
void |
void |
1236 |
rdp_main_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
rdp_main_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1237 |
{ |
{ |
1238 |
|
while (rdp_loop(deactivated, ext_disc_reason)) |
1239 |
|
; |
1240 |
|
} |
1241 |
|
|
1242 |
|
/* used in uiports and rdp_main_loop, processes the rdp packets waiting */ |
1243 |
|
BOOL |
1244 |
|
rdp_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1245 |
|
{ |
1246 |
uint8 type; |
uint8 type; |
1247 |
BOOL disc = False; /* True when a disconnect PDU was received */ |
BOOL disc = False; /* True when a disconnect PDU was received */ |
1248 |
|
BOOL cont = True; |
1249 |
STREAM s; |
STREAM s; |
1250 |
|
|
1251 |
while ((s = rdp_recv(&type)) != NULL) |
while (cont) |
1252 |
{ |
{ |
1253 |
|
s = rdp_recv(&type); |
1254 |
|
if (s == NULL) |
1255 |
|
return False; |
1256 |
switch (type) |
switch (type) |
1257 |
{ |
{ |
1258 |
case RDP_PDU_DEMAND_ACTIVE: |
case RDP_PDU_DEMAND_ACTIVE: |
1259 |
process_demand_active(s); |
process_demand_active(s); |
1260 |
*deactivated = False; |
*deactivated = False; |
1261 |
break; |
break; |
|
|
|
1262 |
case RDP_PDU_DEACTIVATE: |
case RDP_PDU_DEACTIVATE: |
1263 |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
1264 |
*deactivated = True; |
*deactivated = True; |
1265 |
break; |
break; |
|
|
|
1266 |
case RDP_PDU_DATA: |
case RDP_PDU_DATA: |
1267 |
disc = process_data_pdu(s, ext_disc_reason); |
disc = process_data_pdu(s, ext_disc_reason); |
1268 |
break; |
break; |
|
|
|
1269 |
case 0: |
case 0: |
1270 |
break; |
break; |
|
|
|
1271 |
default: |
default: |
1272 |
unimpl("PDU %d\n", type); |
unimpl("PDU %d\n", type); |
1273 |
} |
} |
|
|
|
1274 |
if (disc) |
if (disc) |
1275 |
{ |
return False; |
1276 |
return; |
cont = g_next_packet < s->end; |
|
} |
|
1277 |
} |
} |
1278 |
return; |
return True; |
1279 |
} |
} |
1280 |
|
|
1281 |
/* Establish a connection up to the RDP layer */ |
/* Establish a connection up to the RDP layer */ |