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 |
|
|
37 |
uint8 *g_next_packet; |
uint8 *g_next_packet; |
38 |
uint32 g_rdp_shareid; |
uint32 g_rdp_shareid; |
370 |
s = rdp_init_data(8); |
s = rdp_init_data(8); |
371 |
|
|
372 |
out_uint16(s, 0); /* number of fonts */ |
out_uint16(s, 0); /* number of fonts */ |
373 |
out_uint16_le(s, 0x3e); /* unknown */ |
out_uint16_le(s, 0); /* pad? */ |
374 |
out_uint16_le(s, seq); /* unknown */ |
out_uint16_le(s, seq); /* unknown */ |
375 |
out_uint16_le(s, 0x32); /* entry size */ |
out_uint16_le(s, 0x32); /* entry size */ |
376 |
|
|
411 |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
412 |
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
413 |
|
|
414 |
out_uint16_le(s, 8); /* Preferred BPP */ |
out_uint16_le(s, g_server_bpp); /* Preferred BPP */ |
415 |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
416 |
out_uint16_le(s, 1); /* Receive 4 BPP */ |
out_uint16_le(s, 1); /* Receive 4 BPP */ |
417 |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
418 |
out_uint16_le(s, 800); /* Desktop width */ |
out_uint16_le(s, 800); /* Desktop width */ |
419 |
out_uint16_le(s, 600); /* Desktop height */ |
out_uint16_le(s, 600); /* Desktop height */ |
420 |
out_uint16(s, 0); /* Pad */ |
out_uint16(s, 0); /* Pad */ |
421 |
out_uint16(s, 0); /* Allow resize */ |
out_uint16(s, 1); /* Allow resize */ |
422 |
out_uint16_le(s, g_bitmap_compression ? 1 : 0); /* Support compression */ |
out_uint16_le(s, g_bitmap_compression ? 1 : 0); /* Support compression */ |
423 |
out_uint16(s, 0); /* Unknown */ |
out_uint16(s, 0); /* Unknown */ |
424 |
out_uint16_le(s, 1); /* Unknown */ |
out_uint16_le(s, 1); /* Unknown */ |
615 |
sec_send(s, sec_flags); |
sec_send(s, sec_flags); |
616 |
} |
} |
617 |
|
|
618 |
|
/* Process a general capability set */ |
619 |
|
static void |
620 |
|
rdp_process_general_caps(STREAM s) |
621 |
|
{ |
622 |
|
uint16 pad2octetsB; /* rdp5 flags? */ |
623 |
|
|
624 |
|
in_uint8s(s, 10); |
625 |
|
in_uint16_le(s, pad2octetsB); |
626 |
|
|
627 |
|
if (!pad2octetsB) |
628 |
|
g_use_rdp5 = False; |
629 |
|
} |
630 |
|
|
631 |
|
/* Process a bitmap capability set */ |
632 |
|
static void |
633 |
|
rdp_process_bitmap_caps(STREAM s) |
634 |
|
{ |
635 |
|
uint16 width, height, bpp; |
636 |
|
|
637 |
|
in_uint16_le(s, bpp); |
638 |
|
in_uint8s(s, 6); |
639 |
|
|
640 |
|
in_uint16_le(s, width); |
641 |
|
in_uint16_le(s, height); |
642 |
|
|
643 |
|
DEBUG(("setting desktop size and bpp to: %dx%dx%d\n", width, height, bpp)); |
644 |
|
|
645 |
|
/* |
646 |
|
* The server may limit bpp and change the size of the desktop (for |
647 |
|
* example when shadowing another session). |
648 |
|
*/ |
649 |
|
g_server_bpp = bpp; |
650 |
|
g_width = width; |
651 |
|
g_height = height; |
652 |
|
|
653 |
|
ui_resize_window(); |
654 |
|
} |
655 |
|
|
656 |
/* Respond to a demand active PDU */ |
/* Respond to a demand active PDU */ |
657 |
static void |
static void |
658 |
process_demand_active(STREAM s) |
process_demand_active(STREAM s) |
659 |
{ |
{ |
660 |
uint8 type; |
int n; |
661 |
|
uint8 type, *next; |
662 |
|
uint16 len_src_descriptor, len_combined_caps, num_capsets, capset_type, capset_length; |
663 |
|
|
664 |
in_uint32_le(s, g_rdp_shareid); |
in_uint32_le(s, g_rdp_shareid); |
665 |
|
in_uint16_le(s, len_src_descriptor); |
666 |
|
in_uint16_le(s, len_combined_caps); |
667 |
|
in_uint8s(s, len_src_descriptor); |
668 |
|
|
669 |
|
in_uint16_le(s, num_capsets); |
670 |
|
in_uint8s(s, 2); /* pad */ |
671 |
|
|
672 |
|
DEBUG(("DEMAND_ACTIVE(id=0x%x,num_caps=%d)\n", g_rdp_shareid, num_capsets)); |
673 |
|
|
674 |
|
for (n = 0; n < num_capsets; n++) |
675 |
|
{ |
676 |
|
in_uint16_le(s, capset_type); |
677 |
|
in_uint16_le(s, capset_length); |
678 |
|
|
679 |
|
next = s->p + capset_length - 4; |
680 |
|
|
681 |
|
switch (capset_type) |
682 |
|
{ |
683 |
|
case RDP_CAPSET_GENERAL: |
684 |
|
rdp_process_general_caps(s); |
685 |
|
break; |
686 |
|
|
687 |
|
case RDP_CAPSET_BITMAP: |
688 |
|
rdp_process_bitmap_caps(s); |
689 |
|
break; |
690 |
|
} |
691 |
|
|
692 |
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", g_rdp_shareid)); |
s->p = next; |
693 |
|
} |
694 |
|
|
695 |
rdp_send_confirm_active(); |
rdp_send_confirm_active(); |
696 |
rdp_send_synchronise(); |
rdp_send_synchronise(); |
700 |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
701 |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
702 |
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); |
703 |
rdp_send_fonts(1); |
|
704 |
rdp_send_fonts(2); |
if (g_use_rdp5) |
705 |
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 */ |
{ |
706 |
|
rdp_send_fonts(3); |
707 |
|
} |
708 |
|
else |
709 |
|
{ |
710 |
|
rdp_send_fonts(1); |
711 |
|
rdp_send_fonts(2); |
712 |
|
} |
713 |
|
|
714 |
|
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 (Fonts?) */ |
715 |
reset_order_state(); |
reset_order_state(); |
716 |
} |
} |
717 |
|
|
832 |
DEBUG(("BITMAP_UPDATE(l=%d,t=%d,r=%d,b=%d,w=%d,h=%d,Bpp=%d,cmp=%d)\n", |
DEBUG(("BITMAP_UPDATE(l=%d,t=%d,r=%d,b=%d,w=%d,h=%d,Bpp=%d,cmp=%d)\n", |
833 |
left, top, right, bottom, width, height, Bpp, compress)); |
left, top, right, bottom, width, height, Bpp, compress)); |
834 |
|
|
|
/* Server may limit bpp - this is how we find out */ |
|
|
if (g_server_bpp != bpp) |
|
|
{ |
|
|
warning("Server limited colour depth to %d bits\n", bpp); |
|
|
g_server_bpp = bpp; |
|
|
} |
|
|
|
|
835 |
if (!compress) |
if (!compress) |
836 |
{ |
{ |
837 |
int y; |
int y; |
937 |
|
|
938 |
} |
} |
939 |
|
|
940 |
|
/* Process a disconnect PDU */ |
941 |
|
void |
942 |
|
process_disconnect_pdu(STREAM s, uint32 * ext_disc_reason) |
943 |
|
{ |
944 |
|
in_uint32_le(s, *ext_disc_reason); |
945 |
|
|
946 |
|
DEBUG(("Received disconnect PDU\n")); |
947 |
|
} |
948 |
|
|
949 |
/* Process data PDU */ |
/* Process data PDU */ |
950 |
static void |
static BOOL |
951 |
process_data_pdu(STREAM s) |
process_data_pdu(STREAM s, uint32 * ext_disc_reason) |
952 |
{ |
{ |
953 |
uint8 data_pdu_type; |
uint8 data_pdu_type; |
954 |
uint8 ctype; |
uint8 ctype; |
955 |
uint16 clen; |
uint16 clen; |
956 |
int roff, rlen, len, ret; |
int len; |
957 |
|
#if 0 |
958 |
|
int roff, rlen, ret; |
959 |
static struct stream ns; |
static struct stream ns; |
960 |
static signed char *dict = 0; |
static signed char *dict = 0; |
961 |
|
#endif |
962 |
|
|
963 |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
in_uint8s(s, 6); /* shareid, pad, streamid */ |
964 |
in_uint16(s, len); |
in_uint16(s, len); |
999 |
process_update_pdu(s); |
process_update_pdu(s); |
1000 |
break; |
break; |
1001 |
|
|
1002 |
|
case RDP_DATA_PDU_CONTROL: |
1003 |
|
DEBUG(("Received Control PDU\n")); |
1004 |
|
break; |
1005 |
|
|
1006 |
|
case RDP_DATA_PDU_SYNCHRONISE: |
1007 |
|
DEBUG(("Received Sync PDU\n")); |
1008 |
|
break; |
1009 |
|
|
1010 |
case RDP_DATA_PDU_POINTER: |
case RDP_DATA_PDU_POINTER: |
1011 |
process_pointer_pdu(s); |
process_pointer_pdu(s); |
1012 |
break; |
break; |
1021 |
break; |
break; |
1022 |
|
|
1023 |
case RDP_DATA_PDU_DISCONNECT: |
case RDP_DATA_PDU_DISCONNECT: |
1024 |
/* Normally received when user logs out or disconnects from a |
process_disconnect_pdu(s, ext_disc_reason); |
1025 |
console session on Windows XP and 2003 Server */ |
return True; |
|
DEBUG(("Received disconnect PDU\n")); |
|
|
break; |
|
1026 |
|
|
1027 |
default: |
default: |
1028 |
unimpl("data PDU %d\n", data_pdu_type); |
unimpl("data PDU %d\n", data_pdu_type); |
1029 |
} |
} |
1030 |
|
return False; |
1031 |
} |
} |
1032 |
|
|
1033 |
/* Process incoming packets */ |
/* Process incoming packets */ |
1034 |
BOOL |
void |
1035 |
rdp_main_loop(void) |
rdp_main_loop(BOOL * deactivated, uint32 * ext_disc_reason) |
1036 |
{ |
{ |
1037 |
uint8 type; |
uint8 type; |
1038 |
|
BOOL disc = False; /* True when a disconnect PDU was received */ |
1039 |
STREAM s; |
STREAM s; |
1040 |
|
|
1041 |
while ((s = rdp_recv(&type)) != NULL) |
while ((s = rdp_recv(&type)) != NULL) |
1044 |
{ |
{ |
1045 |
case RDP_PDU_DEMAND_ACTIVE: |
case RDP_PDU_DEMAND_ACTIVE: |
1046 |
process_demand_active(s); |
process_demand_active(s); |
1047 |
|
*deactivated = False; |
1048 |
break; |
break; |
1049 |
|
|
1050 |
case RDP_PDU_DEACTIVATE: |
case RDP_PDU_DEACTIVATE: |
1051 |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
DEBUG(("RDP_PDU_DEACTIVATE\n")); |
1052 |
/* 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; */ |
|
1053 |
break; |
break; |
1054 |
|
|
1055 |
case RDP_PDU_DATA: |
case RDP_PDU_DATA: |
1056 |
process_data_pdu(s); |
disc = process_data_pdu(s, ext_disc_reason); |
1057 |
break; |
break; |
1058 |
|
|
1059 |
case 0: |
case 0: |
1062 |
default: |
default: |
1063 |
unimpl("PDU %d\n", type); |
unimpl("PDU %d\n", type); |
1064 |
} |
} |
1065 |
|
|
1066 |
|
if (disc) |
1067 |
|
{ |
1068 |
|
return; |
1069 |
|
} |
1070 |
} |
} |
1071 |
return True; |
return; |
|
/* We want to detect if we got a clean shutdown, but we |
|
|
can't. Se above. |
|
|
return False; */ |
|
1072 |
} |
} |
1073 |
|
|
1074 |
/* Establish a connection up to the RDP layer */ |
/* Establish a connection up to the RDP layer */ |