31 |
extern uint16 g_server_rdp_version; |
extern uint16 g_server_rdp_version; |
32 |
extern uint32 g_rdp5_performanceflags; |
extern uint32 g_rdp5_performanceflags; |
33 |
extern int g_server_bpp; |
extern int g_server_bpp; |
34 |
|
extern int g_width; |
35 |
|
extern int g_height; |
36 |
|
extern BOOL g_bitmap_cache; |
37 |
|
extern BOOL g_bitmap_cache_persist_enable; |
38 |
|
|
39 |
uint8 *g_next_packet; |
uint8 *g_next_packet; |
40 |
uint32 g_rdp_shareid; |
uint32 g_rdp_shareid; |
41 |
|
|
42 |
|
extern RDPCOMP g_mppc_dict; |
43 |
|
|
44 |
#if WITH_DEBUG |
#if WITH_DEBUG |
45 |
static uint32 g_packetno; |
static uint32 g_packetno; |
46 |
#endif |
#endif |
51 |
{ |
{ |
52 |
static STREAM rdp_s; |
static STREAM rdp_s; |
53 |
uint16 length, pdu_type; |
uint16 length, pdu_type; |
54 |
|
uint8 rdpver; |
55 |
|
|
56 |
if ((rdp_s == NULL) || (g_next_packet >= rdp_s->end)) |
if ((rdp_s == NULL) || (g_next_packet >= rdp_s->end)) |
57 |
{ |
{ |
58 |
rdp_s = sec_recv(); |
rdp_s = sec_recv(&rdpver); |
59 |
if (rdp_s == NULL) |
if (rdp_s == NULL) |
60 |
return NULL; |
return NULL; |
61 |
|
if (rdpver == 0xff) |
62 |
|
{ |
63 |
|
g_next_packet = rdp_s->end; |
64 |
|
*type = 0; |
65 |
|
return rdp_s; |
66 |
|
} |
67 |
|
else if (rdpver != 3) |
68 |
|
{ |
69 |
|
/* rdp5_process should move g_next_packet ok */ |
70 |
|
rdp5_process(rdp_s); |
71 |
|
*type = 0; |
72 |
|
return rdp_s; |
73 |
|
} |
74 |
|
|
75 |
g_next_packet = rdp_s->p; |
g_next_packet = rdp_s->p; |
76 |
} |
} |
192 |
time_t tzone; |
time_t tzone; |
193 |
|
|
194 |
#if 0 |
#if 0 |
195 |
// enable rdp compression |
/* enable rdp compression */ |
196 |
|
/* some problems still exist with rdp5 */ |
197 |
flags |= RDP_COMPRESSION; |
flags |= RDP_COMPRESSION; |
198 |
#endif |
#endif |
199 |
|
|
219 |
} |
} |
220 |
else |
else |
221 |
{ |
{ |
222 |
|
|
223 |
flags |= RDP_LOGON_BLOB; |
flags |= RDP_LOGON_BLOB; |
224 |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
225 |
packetlen = 4 + /* Unknown uint32 */ |
packetlen = 4 + /* Unknown uint32 */ |
381 |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
382 |
} |
} |
383 |
|
|
384 |
|
/* Inform the server on the contents of the persistent bitmap cache */ |
385 |
|
static void |
386 |
|
rdp_enum_bmpcache2(void) |
387 |
|
{ |
388 |
|
STREAM s; |
389 |
|
uint8 idlist[BMPCACHE2_NUM_PSTCELLS * sizeof(BITMAP_ID)]; |
390 |
|
uint32 nids, offset, count, flags; |
391 |
|
|
392 |
|
offset = 0; |
393 |
|
nids = pstcache_enumerate(2, idlist); |
394 |
|
|
395 |
|
while (offset < nids) |
396 |
|
{ |
397 |
|
count = MIN(nids - offset, 169); |
398 |
|
|
399 |
|
s = rdp_init_data(24 + count * sizeof(BITMAP_ID)); |
400 |
|
|
401 |
|
flags = 0; |
402 |
|
if (offset == 0) |
403 |
|
flags |= PDU_FLAG_FIRST; |
404 |
|
if (nids - offset <= 169) |
405 |
|
flags |= PDU_FLAG_LAST; |
406 |
|
|
407 |
|
/* header */ |
408 |
|
out_uint32_le(s, 0); |
409 |
|
out_uint16_le(s, count); |
410 |
|
out_uint16_le(s, 0); |
411 |
|
out_uint16_le(s, 0); |
412 |
|
out_uint16_le(s, 0); |
413 |
|
out_uint16_le(s, 0); |
414 |
|
out_uint16_le(s, nids); |
415 |
|
out_uint32_le(s, 0); |
416 |
|
out_uint32_le(s, flags); |
417 |
|
|
418 |
|
/* list */ |
419 |
|
out_uint8a(s, idlist + offset * sizeof(BITMAP_ID), count * sizeof(BITMAP_ID)); |
420 |
|
|
421 |
|
s_mark_end(s); |
422 |
|
rdp_send_data(s, 0x2b); |
423 |
|
|
424 |
|
offset += 169; |
425 |
|
} |
426 |
|
} |
427 |
|
|
428 |
/* Send an (empty) font information PDU */ |
/* Send an (empty) font information PDU */ |
429 |
static void |
static void |
430 |
rdp_send_fonts(uint16 seq) |
rdp_send_fonts(uint16 seq) |
434 |
s = rdp_init_data(8); |
s = rdp_init_data(8); |
435 |
|
|
436 |
out_uint16(s, 0); /* number of fonts */ |
out_uint16(s, 0); /* number of fonts */ |
437 |
out_uint16_le(s, 0x3e); /* unknown */ |
out_uint16_le(s, 0); /* pad? */ |
438 |
out_uint16_le(s, seq); /* unknown */ |
out_uint16_le(s, seq); /* unknown */ |
439 |
out_uint16_le(s, 0x32); /* entry size */ |
out_uint16_le(s, 0x32); /* entry size */ |
440 |
|
|
482 |
out_uint16_le(s, 800); /* Desktop width */ |
out_uint16_le(s, 800); /* Desktop width */ |
483 |
out_uint16_le(s, 600); /* Desktop height */ |
out_uint16_le(s, 600); /* Desktop height */ |
484 |
out_uint16(s, 0); /* Pad */ |
out_uint16(s, 0); /* Pad */ |
485 |
out_uint16(s, 0); /* Allow resize */ |
out_uint16(s, 1); /* Allow resize */ |
486 |
out_uint16_le(s, g_bitmap_compression ? 1 : 0); /* Support compression */ |
out_uint16_le(s, g_bitmap_compression ? 1 : 0); /* Support compression */ |
487 |
out_uint16(s, 0); /* Unknown */ |
out_uint16(s, 0); /* Unknown */ |
488 |
out_uint16_le(s, 1); /* Unknown */ |
out_uint16_le(s, 1); /* Unknown */ |
500 |
order_caps[0] = 1; /* dest blt */ |
order_caps[0] = 1; /* dest blt */ |
501 |
order_caps[1] = 1; /* pat blt */ |
order_caps[1] = 1; /* pat blt */ |
502 |
order_caps[2] = 1; /* screen blt */ |
order_caps[2] = 1; /* screen blt */ |
503 |
order_caps[3] = 1; /* required for memblt? */ |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
504 |
order_caps[8] = 1; /* line */ |
order_caps[8] = 1; /* line */ |
505 |
order_caps[9] = 1; /* line */ |
order_caps[9] = 1; /* line */ |
506 |
order_caps[10] = 1; /* rect */ |
order_caps[10] = 1; /* rect */ |
545 |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
out_uint16_le(s, 0x1000 * Bpp); /* max cell size */ |
546 |
} |
} |
547 |
|
|
548 |
|
/* Output bitmap cache v2 capability set */ |
549 |
|
static void |
550 |
|
rdp_out_bmpcache2_caps(STREAM s) |
551 |
|
{ |
552 |
|
out_uint16_le(s, RDP_CAPSET_BMPCACHE2); |
553 |
|
out_uint16_le(s, RDP_CAPLEN_BMPCACHE2); |
554 |
|
|
555 |
|
out_uint16_le(s, g_bitmap_cache_persist_enable ? 2 : 0); /* version */ |
556 |
|
|
557 |
|
out_uint16_le(s, 0x0300); /* flags? number of caches? */ |
558 |
|
|
559 |
|
out_uint32_le(s, BMPCACHE2_C0_CELLS); |
560 |
|
out_uint32_le(s, BMPCACHE2_C1_CELLS); |
561 |
|
if (pstcache_init(2)) |
562 |
|
{ |
563 |
|
out_uint32_le(s, BMPCACHE2_NUM_PSTCELLS | BMPCACHE2_FLAG_PERSIST); |
564 |
|
} |
565 |
|
else |
566 |
|
{ |
567 |
|
out_uint32_le(s, BMPCACHE2_C2_CELLS); |
568 |
|
} |
569 |
|
out_uint8s(s, 20); /* other bitmap caches not used */ |
570 |
|
} |
571 |
|
|
572 |
/* Output control capability set */ |
/* Output control capability set */ |
573 |
static void |
static void |
574 |
rdp_out_control_caps(STREAM s) |
rdp_out_control_caps(STREAM s) |
628 |
out_uint16(s, 0); /* pad */ |
out_uint16(s, 0); /* pad */ |
629 |
} |
} |
630 |
|
|
631 |
static uint8 canned_caps[] = { |
static uint8 caps_0x0d[] = { |
632 |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, 0x04, |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, |
633 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, |
0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
634 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
635 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
636 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
637 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
638 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
639 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
640 |
0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
641 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
642 |
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 |
|
643 |
}; |
}; |
644 |
|
|
645 |
/* Output unknown capability sets (number 13, 12, 14 and 16) */ |
static uint8 caps_0x0c[] = { 0x01, 0x00, 0x00, 0x00 }; |
646 |
|
|
647 |
|
static uint8 caps_0x0e[] = { 0x01, 0x00, 0x00, 0x00 }; |
648 |
|
|
649 |
|
static uint8 caps_0x10[] = { |
650 |
|
0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, |
651 |
|
0xFE, 0x00, 0x08, 0x00, 0xFE, 0x00, 0x08, 0x00, |
652 |
|
0xFE, 0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, |
653 |
|
0xFE, 0x00, 0x40, 0x00, 0xFE, 0x00, 0x80, 0x00, |
654 |
|
0xFE, 0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, |
655 |
|
0x00, 0x01, 0x00, 0x01, 0x02, 0x00, 0x00, 0x00 |
656 |
|
}; |
657 |
|
|
658 |
|
/* Output unknown capability sets */ |
659 |
static void |
static void |
660 |
rdp_out_unknown_caps(STREAM s) |
rdp_out_unknown_caps(STREAM s, uint16 id, uint16 length, uint8 * caps) |
661 |
{ |
{ |
662 |
out_uint16_le(s, RDP_CAPSET_UNKNOWN); |
out_uint16_le(s, id); |
663 |
out_uint16_le(s, 0x58); |
out_uint16_le(s, length); |
664 |
|
|
665 |
out_uint8p(s, canned_caps, RDP_CAPLEN_UNKNOWN - 4); |
out_uint8p(s, caps, length - 4); |
666 |
} |
} |
667 |
|
|
668 |
#define RDP5_FLAG 0x0030 |
#define RDP5_FLAG 0x0030 |
676 |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
677 |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
678 |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
679 |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + RDP_CAPLEN_UNKNOWN + 4 /* w2k fix, why? */ ; |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + |
680 |
|
0x58 + 0x08 + 0x08 + 0x34 /* unknown caps */ + |
681 |
|
4 /* w2k fix, why? */ ; |
682 |
|
|
683 |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
684 |
|
|
698 |
rdp_out_general_caps(s); |
rdp_out_general_caps(s); |
699 |
rdp_out_bitmap_caps(s); |
rdp_out_bitmap_caps(s); |
700 |
rdp_out_order_caps(s); |
rdp_out_order_caps(s); |
701 |
rdp_out_bmpcache_caps(s); |
g_use_rdp5 ? rdp_out_bmpcache2_caps(s) : rdp_out_bmpcache_caps(s); |
702 |
rdp_out_colcache_caps(s); |
rdp_out_colcache_caps(s); |
703 |
rdp_out_activate_caps(s); |
rdp_out_activate_caps(s); |
704 |
rdp_out_control_caps(s); |
rdp_out_control_caps(s); |
705 |
rdp_out_pointer_caps(s); |
rdp_out_pointer_caps(s); |
706 |
rdp_out_share_caps(s); |
rdp_out_share_caps(s); |
707 |
rdp_out_unknown_caps(s); |
|
708 |
|
rdp_out_unknown_caps(s, 0x0d, 0x58, caps_0x0d); /* international? */ |
709 |
|
rdp_out_unknown_caps(s, 0x0c, 0x08, caps_0x0c); |
710 |
|
rdp_out_unknown_caps(s, 0x0e, 0x08, caps_0x0e); |
711 |
|
rdp_out_unknown_caps(s, 0x10, 0x34, caps_0x10); /* glyph cache? */ |
712 |
|
|
713 |
s_mark_end(s); |
s_mark_end(s); |
714 |
sec_send(s, sec_flags); |
sec_send(s, sec_flags); |
715 |
} |
} |
716 |
|
|
717 |
/* Respond to a demand active PDU */ |
/* Process a general capability set */ |
718 |
static void |
static void |
719 |
process_demand_active(STREAM s) |
rdp_process_general_caps(STREAM s) |
720 |
{ |
{ |
721 |
uint8 type; |
uint16 pad2octetsB; /* rdp5 flags? */ |
|
uint16 i; |
|
|
uint16 p_bpp; |
|
722 |
|
|
723 |
in_uint32_le(s, g_rdp_shareid); |
in_uint8s(s, 10); |
724 |
|
in_uint16_le(s, pad2octetsB); |
725 |
|
|
726 |
|
if (!pad2octetsB) |
727 |
|
g_use_rdp5 = False; |
728 |
|
} |
729 |
|
|
730 |
|
/* Process a bitmap capability set */ |
731 |
|
static void |
732 |
|
rdp_process_bitmap_caps(STREAM s) |
733 |
|
{ |
734 |
|
uint16 width, height, bpp; |
735 |
|
|
736 |
|
in_uint16_le(s, bpp); |
737 |
|
in_uint8s(s, 6); |
738 |
|
|
739 |
/* scan for prefered bpp */ |
in_uint16_le(s, width); |
740 |
while (s_check_rem(s, 6)) |
in_uint16_le(s, height); |
741 |
|
|
742 |
|
DEBUG(("setting desktop size and bpp to: %dx%dx%d\n", width, height, bpp)); |
743 |
|
|
744 |
|
/* |
745 |
|
* The server may limit bpp and change the size of the desktop (for |
746 |
|
* example when shadowing another session). |
747 |
|
*/ |
748 |
|
if (g_server_bpp != bpp) |
749 |
{ |
{ |
750 |
in_uint16_le(s, i); |
warning("colour depth changed from %d to %d\n", g_server_bpp, bpp); |
751 |
if (i == RDP_CAPSET_BITMAP) |
g_server_bpp = bpp; |
752 |
|
} |
753 |
|
if (g_width != width || g_height != height) |
754 |
|
{ |
755 |
|
warning("screen size changed from %dx%d to %dx%d\n", g_width, g_height, |
756 |
|
width, height); |
757 |
|
g_width = width; |
758 |
|
g_height = height; |
759 |
|
ui_resize_window(); |
760 |
|
} |
761 |
|
} |
762 |
|
|
763 |
|
/* Process server capabilities */ |
764 |
|
void |
765 |
|
rdp_process_server_caps(STREAM s, uint16 length) |
766 |
|
{ |
767 |
|
int n; |
768 |
|
uint8 *next, *start; |
769 |
|
uint16 ncapsets, capset_type, capset_length; |
770 |
|
|
771 |
|
start = s->p; |
772 |
|
|
773 |
|
in_uint16_le(s, ncapsets); |
774 |
|
in_uint8s(s, 2); /* pad */ |
775 |
|
|
776 |
|
for (n = 0; n < ncapsets; n++) |
777 |
|
{ |
778 |
|
if (s->p > start + length) |
779 |
|
return; |
780 |
|
|
781 |
|
in_uint16_le(s, capset_type); |
782 |
|
in_uint16_le(s, capset_length); |
783 |
|
|
784 |
|
next = s->p + capset_length - 4; |
785 |
|
|
786 |
|
switch (capset_type) |
787 |
{ |
{ |
788 |
in_uint16_le(s, i); |
case RDP_CAPSET_GENERAL: |
789 |
if (i == RDP_CAPLEN_BITMAP) |
rdp_process_general_caps(s); |
790 |
{ |
break; |
791 |
in_uint16_le(s, p_bpp); |
|
792 |
if (p_bpp == 8 || p_bpp == 15 || p_bpp == 16 || p_bpp == 24) |
case RDP_CAPSET_BITMAP: |
793 |
{ |
rdp_process_bitmap_caps(s); |
794 |
if (p_bpp < g_server_bpp) |
break; |
|
{ |
|
|
warning("Server limited colour depth to %d bits\n", |
|
|
p_bpp); |
|
|
g_server_bpp = p_bpp; |
|
|
} |
|
|
break; |
|
|
} |
|
|
} |
|
795 |
} |
} |
796 |
|
|
797 |
|
s->p = next; |
798 |
} |
} |
799 |
|
} |
800 |
|
|
801 |
|
/* Respond to a demand active PDU */ |
802 |
|
static void |
803 |
|
process_demand_active(STREAM s) |
804 |
|
{ |
805 |
|
uint8 type; |
806 |
|
uint16 len_src_descriptor, len_combined_caps; |
807 |
|
|
808 |
|
in_uint32_le(s, g_rdp_shareid); |
809 |
|
in_uint16_le(s, len_src_descriptor); |
810 |
|
in_uint16_le(s, len_combined_caps); |
811 |
|
in_uint8s(s, len_src_descriptor); |
812 |
|
|
813 |
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
814 |
|
rdp_process_server_caps(s, len_combined_caps); |
815 |
|
|
816 |
rdp_send_confirm_active(); |
rdp_send_confirm_active(); |
817 |
rdp_send_synchronise(); |
rdp_send_synchronise(); |
821 |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
822 |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
823 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(read_keyboard_state()), 0); |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(read_keyboard_state()), 0); |
824 |
rdp_send_fonts(1); |
|
825 |
rdp_send_fonts(2); |
if (g_use_rdp5) |
826 |
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 */ |
{ |
827 |
|
rdp_enum_bmpcache2(); |
828 |
|
rdp_send_fonts(3); |
829 |
|
} |
830 |
|
else |
831 |
|
{ |
832 |
|
rdp_send_fonts(1); |
833 |
|
rdp_send_fonts(2); |
834 |
|
} |
835 |
|
|
836 |
|
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 (Fonts?) */ |
837 |
reset_order_state(); |
reset_order_state(); |
838 |
} |
} |
839 |
|
|
1033 |
|
|
1034 |
in_uint16_le(s, update_type); |
in_uint16_le(s, update_type); |
1035 |
|
|
1036 |
|
ui_begin_update(); |
1037 |
switch (update_type) |
switch (update_type) |
1038 |
{ |
{ |
1039 |
case RDP_UPDATE_ORDERS: |
case RDP_UPDATE_ORDERS: |
1057 |
default: |
default: |
1058 |
unimpl("update %d\n", update_type); |
unimpl("update %d\n", update_type); |
1059 |
} |
} |
1060 |
|
ui_end_update(); |
1061 |
|
} |
1062 |
|
|
1063 |
|
/* Process a disconnect PDU */ |
1064 |
|
void |
1065 |
|
process_disconnect_pdu(STREAM s, uint32 * ext_disc_reason) |
1066 |
|
{ |
1067 |
|
in_uint32_le(s, *ext_disc_reason); |
1068 |
|
|
1069 |
|
DEBUG(("Received disconnect PDU\n")); |
1070 |
} |
} |
1071 |
|
|
1072 |
/* Process data PDU */ |
/* Process data PDU */ |
1073 |
static void |
static BOOL |
1074 |
process_data_pdu(STREAM s) |
process_data_pdu(STREAM s, uint32 * ext_disc_reason) |
1075 |
{ |
{ |
1076 |
uint8 data_pdu_type; |
uint8 data_pdu_type; |
1077 |
uint8 ctype; |
uint8 ctype; |
1078 |
uint16 clen; |
uint16 clen; |
1079 |
int roff, rlen, len, ret; |
uint32 len; |
1080 |
static struct stream ns; |
|
1081 |
static signed char *dict = 0; |
uint32 roff, rlen; |
1082 |
|
|
1083 |
|
struct stream *ns = &(g_mppc_dict.ns); |
1084 |
|
|
1085 |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
1086 |
in_uint16(s, len); |
in_uint16(s, len); |
1089 |
in_uint16(s, clen); |
in_uint16(s, clen); |
1090 |
clen -= 18; |
clen -= 18; |
1091 |
|
|
1092 |
#if 0 |
if (ctype & RDP_MPPC_COMPRESSED) |
|
if (ctype & 0x20) |
|
1093 |
{ |
{ |
1094 |
if (!dict) |
if (len > RDP_MPPC_DICT_SIZE) |
1095 |
{ |
error("error decompressed packet size exceeds max\n"); |
1096 |
dict = (signed char *) malloc(8200 * sizeof(signed char)); |
if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
1097 |
dict = (signed char *) memset(dict, 0, 8200 * sizeof(signed char)); |
error("error while decompressing packet\n"); |
|
} |
|
|
|
|
|
ret = decompress(s->p, clen, ctype, (signed char *) dict, &roff, &rlen); |
|
1098 |
|
|
1099 |
len -= 18; |
//len -= 18; |
1100 |
|
|
1101 |
ns.data = xrealloc(ns.data, len); |
/* allocate memory and copy the uncompressed data into the temporary stream */ |
1102 |
|
ns->data = (uint8 *) xrealloc(ns->data, rlen); |
1103 |
|
|
1104 |
ns.data = (unsigned char *) memcpy(ns.data, (unsigned char *) (dict + roff), len); |
memcpy((ns->data), (unsigned char *) (g_mppc_dict.hist + roff), rlen); |
1105 |
|
|
1106 |
ns.size = len; |
ns->size = rlen; |
1107 |
ns.end = ns.data + ns.size; |
ns->end = (ns->data + ns->size); |
1108 |
ns.p = ns.data; |
ns->p = ns->data; |
1109 |
ns.rdp_hdr = ns.p; |
ns->rdp_hdr = ns->p; |
1110 |
|
|
1111 |
s = &ns; |
s = ns; |
1112 |
} |
} |
|
#endif |
|
1113 |
|
|
1114 |
switch (data_pdu_type) |
switch (data_pdu_type) |
1115 |
{ |
{ |
1117 |
process_update_pdu(s); |
process_update_pdu(s); |
1118 |
break; |
break; |
1119 |
|
|
1120 |
|
case RDP_DATA_PDU_CONTROL: |
1121 |
|
DEBUG(("Received Control PDU\n")); |
1122 |
|
break; |
1123 |
|
|
1124 |
|
case RDP_DATA_PDU_SYNCHRONISE: |
1125 |
|
DEBUG(("Received Sync PDU\n")); |
1126 |
|
break; |
1127 |
|
|
1128 |
case RDP_DATA_PDU_POINTER: |
case RDP_DATA_PDU_POINTER: |
1129 |
process_pointer_pdu(s); |
process_pointer_pdu(s); |
1130 |
break; |
break; |
1139 |
break; |
break; |
1140 |
|
|
1141 |
case RDP_DATA_PDU_DISCONNECT: |
case RDP_DATA_PDU_DISCONNECT: |
1142 |
/* Normally received when user logs out or disconnects from a |
process_disconnect_pdu(s, ext_disc_reason); |
1143 |
console session on Windows XP and 2003 Server */ |
return True; |
|
DEBUG(("Received disconnect PDU\n")); |
|
|
break; |
|
1144 |
|
|
1145 |
default: |
default: |
1146 |
unimpl("data PDU %d\n", data_pdu_type); |
unimpl("data PDU %d\n", data_pdu_type); |
1147 |
} |
} |
1148 |
|
return False; |
1149 |
} |
} |
1150 |
|
|
1151 |
/* Process incoming packets */ |
/* Process incoming packets */ |
1152 |
|
/* nevers gets out of here till app is done */ |
1153 |
|
void |
1154 |
|
rdp_main_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1155 |
|
{ |
1156 |
|
while (rdp_loop(deactivated, ext_disc_reason)) |
1157 |
|
; |
1158 |
|
} |
1159 |
|
|
1160 |
|
/* used in uiports and rdp_main_loop, processes the rdp packets waiting */ |
1161 |
BOOL |
BOOL |
1162 |
rdp_main_loop(void) |
rdp_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1163 |
{ |
{ |
1164 |
uint8 type; |
uint8 type; |
1165 |
|
BOOL disc = False; /* True when a disconnect PDU was received */ |
1166 |
|
BOOL cont = True; |
1167 |
STREAM s; |
STREAM s; |
1168 |
|
|
1169 |
while ((s = rdp_recv(&type)) != NULL) |
while (cont) |
1170 |
{ |
{ |
1171 |
|
s = rdp_recv(&type); |
1172 |
|
if (s == NULL) |
1173 |
|
return False; |
1174 |
switch (type) |
switch (type) |
1175 |
{ |
{ |
1176 |
case RDP_PDU_DEMAND_ACTIVE: |
case RDP_PDU_DEMAND_ACTIVE: |
1177 |
process_demand_active(s); |
process_demand_active(s); |
1178 |
|
*deactivated = False; |
1179 |
break; |
break; |
|
|
|
1180 |
case RDP_PDU_DEACTIVATE: |
case RDP_PDU_DEACTIVATE: |
1181 |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
1182 |
/* 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; */ |
|
1183 |
break; |
break; |
|
|
|
1184 |
case RDP_PDU_DATA: |
case RDP_PDU_DATA: |
1185 |
process_data_pdu(s); |
disc = process_data_pdu(s, ext_disc_reason); |
1186 |
break; |
break; |
|
|
|
1187 |
case 0: |
case 0: |
1188 |
break; |
break; |
|
|
|
1189 |
default: |
default: |
1190 |
unimpl("PDU %d\n", type); |
unimpl("PDU %d\n", type); |
1191 |
} |
} |
1192 |
|
if (disc) |
1193 |
|
return False; |
1194 |
|
cont = g_next_packet < s->end; |
1195 |
} |
} |
1196 |
return True; |
return True; |
|
/* We want to detect if we got a clean shutdown, but we |
|
|
can't. Se above. |
|
|
return False; */ |
|
1197 |
} |
} |
1198 |
|
|
1199 |
/* Establish a connection up to the RDP layer */ |
/* Establish a connection up to the RDP layer */ |