1 |
forsberg |
351 |
/* -*- c-basic-offset: 8 -*- |
2 |
matty |
3 |
rdesktop: A Remote Desktop Protocol client. |
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Protocol services - RDP layer |
4 |
matthewc |
207 |
Copyright (C) Matthew Chapman 1999-2002 |
5 |
matty |
3 |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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matty |
10 |
#include "rdesktop.h" |
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matty |
3 |
|
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matty |
10 |
extern uint16 mcs_userid; |
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|
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extern char username[16]; |
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matty |
28 |
extern BOOL bitmap_compression; |
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matty |
10 |
extern BOOL orders; |
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matty |
30 |
extern BOOL encryption; |
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matty |
28 |
extern BOOL desktop_save; |
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forsberg |
351 |
extern BOOL use_rdp5; |
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extern uint16 server_rdp_version; |
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matty |
3 |
|
32 |
matty |
28 |
uint8 *next_packet; |
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matty |
10 |
uint32 rdp_shareid; |
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matty |
3 |
|
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forsberg |
340 |
#if WITH_DEBUG |
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static uint32 packetno; |
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forsberg |
351 |
#endif |
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forsberg |
340 |
|
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matty |
10 |
/* Receive an RDP packet */ |
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matty |
25 |
static STREAM |
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astrand |
64 |
rdp_recv(uint8 * type) |
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matty |
3 |
{ |
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matty |
10 |
static STREAM rdp_s; |
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uint16 length, pdu_type; |
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matty |
3 |
|
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matty |
10 |
if ((rdp_s == NULL) || (next_packet >= rdp_s->end)) |
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{ |
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rdp_s = sec_recv(); |
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if (rdp_s == NULL) |
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return NULL; |
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matty |
3 |
|
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matty |
10 |
next_packet = rdp_s->p; |
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} |
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else |
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matty |
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{ |
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matty |
10 |
rdp_s->p = next_packet; |
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matty |
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} |
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|
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matty |
10 |
in_uint16_le(rdp_s, length); |
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jsorg71 |
283 |
/* 32k packets are really 8, keepalive fix */ |
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if (length == 0x8000) |
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{ |
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next_packet += 8; |
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*type = 0; |
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return rdp_s; |
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} |
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matty |
10 |
in_uint16_le(rdp_s, pdu_type); |
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matty |
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in_uint8s(rdp_s, 2); /* userid */ |
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matty |
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*type = pdu_type & 0xf; |
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matty |
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|
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matty |
30 |
#if WITH_DEBUG |
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forsberg |
351 |
DEBUG(("RDP packet #%d, (type %x)\n", ++packetno, *type)); |
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// hexdump(next_packet, length); |
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matty |
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#endif /* */ |
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matty |
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|
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matty |
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next_packet += length; |
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matty |
10 |
return rdp_s; |
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matty |
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} |
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|
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matty |
10 |
/* Initialise an RDP data packet */ |
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matty |
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static STREAM |
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rdp_init_data(int maxlen) |
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matty |
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{ |
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matty |
10 |
STREAM s; |
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matty |
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|
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matty |
30 |
s = sec_init(encryption ? SEC_ENCRYPT : 0, maxlen + 18); |
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matty |
10 |
s_push_layer(s, rdp_hdr, 18); |
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return s; |
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matty |
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} |
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matty |
10 |
/* Send an RDP data packet */ |
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matty |
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static void |
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rdp_send_data(STREAM s, uint8 data_pdu_type) |
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matty |
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{ |
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matty |
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uint16 length; |
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matty |
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|
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matty |
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s_pop_layer(s, rdp_hdr); |
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length = s->end - s->p; |
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matty |
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|
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matty |
10 |
out_uint16_le(s, length); |
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out_uint16_le(s, (RDP_PDU_DATA | 0x10)); |
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out_uint16_le(s, (mcs_userid + 1001)); |
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matty |
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|
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matty |
10 |
out_uint32_le(s, rdp_shareid); |
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matty |
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out_uint8(s, 0); /* pad */ |
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out_uint8(s, 1); /* streamid */ |
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n-ki |
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out_uint16_le(s, (length - 14)); |
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matty |
10 |
out_uint8(s, data_pdu_type); |
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matty |
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out_uint8(s, 0); /* compress_type */ |
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out_uint16(s, 0); /* compress_len */ |
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matty |
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|
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matty |
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sec_send(s, encryption ? SEC_ENCRYPT : 0); |
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matty |
3 |
} |
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matty |
10 |
/* Output a string in Unicode */ |
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matty |
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void |
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rdp_out_unistr(STREAM s, char *string, int len) |
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matty |
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{ |
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matty |
10 |
int i = 0, j = 0; |
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matty |
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|
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matty |
10 |
len += 2; |
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matty |
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|
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matty |
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while (i < len) |
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matty |
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{ |
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matty |
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s->p[i++] = string[j++]; |
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s->p[i++] = 0; |
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matty |
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} |
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matty |
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s->p += len; |
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matty |
3 |
} |
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matty |
10 |
/* Parse a logon info packet */ |
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matty |
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static void |
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rdp_send_logon_info(uint32 flags, char *domain, char *user, |
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char *password, char *program, char *directory) |
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matty |
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{ |
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matty |
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int len_domain = 2 * strlen(domain); |
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int len_user = 2 * strlen(user); |
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int len_password = 2 * strlen(password); |
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int len_program = 2 * strlen(program); |
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matty |
10 |
int len_directory = 2 * strlen(directory); |
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forsberg |
371 |
int len_ip = 2 * strlen("127.0.0.1"); |
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int len_dll = 2 * strlen("C:\\WINNT\\System32\\mstscax.dll"); |
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int packetlen = 0; |
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astrand |
82 |
uint32 sec_flags = encryption ? (SEC_LOGON_INFO | SEC_ENCRYPT) : SEC_LOGON_INFO; |
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matty |
10 |
STREAM s; |
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matty |
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|
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forsberg |
369 |
if (!use_rdp5 || 1 == server_rdp_version) |
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forsberg |
351 |
{ |
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DEBUG_RDP5(("Sending RDP4-style Logon packet\n")); |
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matty |
3 |
|
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forsberg |
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s = sec_init(sec_flags, 18 + len_domain + len_user + len_password |
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+ len_program + len_directory + 10); |
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matty |
3 |
|
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forsberg |
351 |
out_uint32(s, 0); |
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out_uint32_le(s, flags); |
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out_uint16_le(s, len_domain); |
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out_uint16_le(s, len_user); |
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out_uint16_le(s, len_password); |
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out_uint16_le(s, len_program); |
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out_uint16_le(s, len_directory); |
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rdp_out_unistr(s, domain, len_domain); |
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rdp_out_unistr(s, user, len_user); |
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rdp_out_unistr(s, password, len_password); |
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rdp_out_unistr(s, program, len_program); |
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rdp_out_unistr(s, directory, len_directory); |
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} |
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else |
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{ |
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forsberg |
371 |
flags |= RDP_LOGON_BLOB; |
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forsberg |
351 |
DEBUG_RDP5(("Sending RDP5-style Logon packet\n")); |
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forsberg |
371 |
packetlen = 4 + // Unknown uint32 |
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4 + // flags |
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2 + // len_domain |
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2 + // len_user |
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(flags & RDP_LOGON_AUTO ? 2 : 0) + // len_password |
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(flags & RDP_LOGON_BLOB ? 2 : 0) + // Length of BLOB |
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2 + // len_program |
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2 + // len_directory |
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(0 < len_domain ? len_domain : 2) + // domain |
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len_user + |
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(flags & RDP_LOGON_AUTO ? len_password : 0) + |
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0 + // We have no 512 byte BLOB. Perhaps we must? |
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(flags & RDP_LOGON_BLOB && !(flags & RDP_LOGON_AUTO) ? 2 : 0) + // After the BLOB is a unknown int16. If there is a BLOB, that is. |
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(0 < len_program ? len_program : 2) + |
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(0 < len_directory ? len_directory : 2) + |
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2 + // Unknown (2) |
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2 + // Client ip length |
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len_ip + // Client ip |
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2 + // DLL string length |
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len_dll + // DLL string |
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2 + // Unknown |
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2 + // Unknown |
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64 + // Time zone #0 |
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2 + // Unknown |
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64 + // Time zone #1 |
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32; // Unknown |
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s = sec_init(sec_flags, packetlen); |
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DEBUG_RDP5(("Called sec_init with packetlen %d\n", packetlen)); |
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forsberg |
351 |
|
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forsberg |
371 |
out_uint32(s, 0); // Unknown |
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forsberg |
351 |
out_uint32_le(s, flags); |
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out_uint16_le(s, len_domain); |
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out_uint16_le(s, len_user); |
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if (flags & RDP_LOGON_AUTO) |
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{ |
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out_uint16_le(s, len_password); |
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forsberg |
371 |
|
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forsberg |
351 |
} |
212 |
forsberg |
371 |
if (flags & RDP_LOGON_BLOB && !(flags & RDP_LOGON_AUTO)) { |
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out_uint16_le(s, 0); |
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} |
215 |
forsberg |
351 |
out_uint16_le(s, len_program); |
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out_uint16_le(s, len_directory); |
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forsberg |
371 |
if (0 < len_domain) |
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rdp_out_unistr(s, domain, len_domain); |
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else |
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out_uint16_le(s, 0); |
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rdp_out_unistr(s, user, len_user); |
222 |
forsberg |
351 |
if (flags & RDP_LOGON_AUTO) |
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{ |
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rdp_out_unistr(s, password, len_password); |
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} |
226 |
forsberg |
371 |
if (flags & RDP_LOGON_BLOB && !(flags & RDP_LOGON_AUTO)) { |
227 |
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out_uint16_le(s, 0); |
228 |
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} |
229 |
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if (0 < len_program) { |
230 |
forsberg |
351 |
rdp_out_unistr(s, program, len_program); |
231 |
forsberg |
371 |
|
232 |
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} else { |
233 |
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out_uint16_le(s, 0); |
234 |
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} |
235 |
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if (0 < len_directory) { |
236 |
forsberg |
351 |
rdp_out_unistr(s, directory, len_directory); |
237 |
forsberg |
371 |
} else { |
238 |
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out_uint16_le(s, 0); |
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} |
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out_uint16_le(s, 2); |
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out_uint16_le(s, len_ip+2); // Length of client ip |
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rdp_out_unistr(s, "127.0.0.1", len_ip); |
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out_uint16_le(s, len_dll+2); |
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rdp_out_unistr(s, "C:\\WINNT\\System32\\mstscax.dll", len_dll); |
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out_uint16_le(s, 0xffc4); |
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out_uint16_le(s, 0xffff); |
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rdp_out_unistr(s, "GTB, normaltid", |
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2*strlen("GTB, normaltid")); |
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out_uint8s(s, 62-2*strlen("GTB, normaltid")); |
250 |
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|
251 |
forsberg |
351 |
|
252 |
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out_uint32_le(s, 0x0a0000); |
253 |
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out_uint32_le(s, 0x050000); |
254 |
forsberg |
371 |
out_uint32_le(s, 3); |
255 |
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out_uint32_le(s, 0); |
256 |
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out_uint32_le(s, 0); |
257 |
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258 |
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rdp_out_unistr(s, "GTB, sommartid", |
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2*strlen("GTB, sommartid")); |
260 |
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out_uint8s(s, 62-2*strlen("GTB, sommartid")); |
261 |
forsberg |
351 |
|
262 |
forsberg |
371 |
out_uint32_le(s, 0x30000); |
263 |
forsberg |
351 |
out_uint32_le(s, 0x050000); |
264 |
|
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out_uint32_le(s, 2); |
265 |
matthewc |
365 |
out_uint32(s, 0); |
266 |
forsberg |
351 |
out_uint32_le(s, 0xffffffc4); |
267 |
|
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out_uint32_le(s, 0xfffffffe); |
268 |
|
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out_uint32_le(s, 0x0f); |
269 |
matthewc |
365 |
out_uint32(s, 0); |
270 |
forsberg |
351 |
|
271 |
forsberg |
371 |
|
272 |
forsberg |
351 |
} |
273 |
matty |
10 |
s_mark_end(s); |
274 |
|
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sec_send(s, sec_flags); |
275 |
matty |
3 |
} |
276 |
|
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|
277 |
matty |
10 |
/* Send a control PDU */ |
278 |
matty |
25 |
static void |
279 |
|
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rdp_send_control(uint16 action) |
280 |
matty |
3 |
{ |
281 |
matty |
10 |
STREAM s; |
282 |
matty |
9 |
|
283 |
matty |
10 |
s = rdp_init_data(8); |
284 |
matty |
9 |
|
285 |
matty |
10 |
out_uint16_le(s, action); |
286 |
matty |
24 |
out_uint16(s, 0); /* userid */ |
287 |
|
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out_uint32(s, 0); /* control id */ |
288 |
matty |
9 |
|
289 |
matty |
10 |
s_mark_end(s); |
290 |
|
|
rdp_send_data(s, RDP_DATA_PDU_CONTROL); |
291 |
matty |
3 |
} |
292 |
|
|
|
293 |
matty |
10 |
/* Send a synchronisation PDU */ |
294 |
matty |
25 |
static void |
295 |
matthewc |
192 |
rdp_send_synchronise(void) |
296 |
matty |
3 |
{ |
297 |
matty |
10 |
STREAM s; |
298 |
matty |
9 |
|
299 |
matty |
10 |
s = rdp_init_data(4); |
300 |
matty |
9 |
|
301 |
matty |
24 |
out_uint16_le(s, 1); /* type */ |
302 |
matty |
10 |
out_uint16_le(s, 1002); |
303 |
matty |
9 |
|
304 |
matty |
10 |
s_mark_end(s); |
305 |
|
|
rdp_send_data(s, RDP_DATA_PDU_SYNCHRONISE); |
306 |
matty |
3 |
} |
307 |
|
|
|
308 |
matty |
10 |
/* Send a single input event */ |
309 |
matty |
25 |
void |
310 |
astrand |
82 |
rdp_send_input(uint32 time, uint16 message_type, uint16 device_flags, uint16 param1, uint16 param2) |
311 |
matty |
3 |
{ |
312 |
matty |
10 |
STREAM s; |
313 |
matty |
9 |
|
314 |
matty |
10 |
s = rdp_init_data(16); |
315 |
matty |
9 |
|
316 |
matty |
24 |
out_uint16_le(s, 1); /* number of events */ |
317 |
|
|
out_uint16(s, 0); /* pad */ |
318 |
matty |
9 |
|
319 |
matty |
10 |
out_uint32_le(s, time); |
320 |
|
|
out_uint16_le(s, message_type); |
321 |
|
|
out_uint16_le(s, device_flags); |
322 |
|
|
out_uint16_le(s, param1); |
323 |
|
|
out_uint16_le(s, param2); |
324 |
matty |
9 |
|
325 |
matty |
10 |
s_mark_end(s); |
326 |
|
|
rdp_send_data(s, RDP_DATA_PDU_INPUT); |
327 |
matty |
3 |
} |
328 |
|
|
|
329 |
matty |
10 |
/* Send an (empty) font information PDU */ |
330 |
matty |
25 |
static void |
331 |
|
|
rdp_send_fonts(uint16 seq) |
332 |
matty |
3 |
{ |
333 |
matty |
10 |
STREAM s; |
334 |
matty |
3 |
|
335 |
matty |
10 |
s = rdp_init_data(8); |
336 |
matty |
9 |
|
337 |
matty |
10 |
out_uint16(s, 0); /* number of fonts */ |
338 |
|
|
out_uint16_le(s, 0x3e); /* unknown */ |
339 |
|
|
out_uint16_le(s, seq); /* unknown */ |
340 |
|
|
out_uint16_le(s, 0x32); /* entry size */ |
341 |
matty |
9 |
|
342 |
matty |
10 |
s_mark_end(s); |
343 |
|
|
rdp_send_data(s, RDP_DATA_PDU_FONT2); |
344 |
matty |
3 |
} |
345 |
|
|
|
346 |
matty |
10 |
/* Output general capability set */ |
347 |
matty |
25 |
static void |
348 |
|
|
rdp_out_general_caps(STREAM s) |
349 |
matty |
3 |
{ |
350 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_GENERAL); |
351 |
|
|
out_uint16_le(s, RDP_CAPLEN_GENERAL); |
352 |
matty |
3 |
|
353 |
matty |
10 |
out_uint16_le(s, 1); /* OS major type */ |
354 |
|
|
out_uint16_le(s, 3); /* OS minor type */ |
355 |
matty |
24 |
out_uint16_le(s, 0x200); /* Protocol version */ |
356 |
matty |
10 |
out_uint16(s, 0); /* Pad */ |
357 |
|
|
out_uint16(s, 0); /* Compression types */ |
358 |
matthewc |
365 |
out_uint16_le(s, use_rdp5 ? 0x40d : 0); |
359 |
forsberg |
351 |
/* Pad, according to T.128. 0x40d seems to |
360 |
|
|
trigger |
361 |
|
|
the server to start sending RDP5 packets. |
362 |
|
|
However, the value is 0x1d04 with W2KTSK and |
363 |
|
|
NT4MS. Hmm.. Anyway, thankyou, Microsoft, |
364 |
|
|
for sending such information in a padding |
365 |
|
|
field.. */ |
366 |
matty |
10 |
out_uint16(s, 0); /* Update capability */ |
367 |
|
|
out_uint16(s, 0); /* Remote unshare capability */ |
368 |
|
|
out_uint16(s, 0); /* Compression level */ |
369 |
|
|
out_uint16(s, 0); /* Pad */ |
370 |
matty |
3 |
} |
371 |
|
|
|
372 |
matty |
10 |
/* Output bitmap capability set */ |
373 |
matty |
25 |
static void |
374 |
|
|
rdp_out_bitmap_caps(STREAM s) |
375 |
matty |
9 |
{ |
376 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_BITMAP); |
377 |
|
|
out_uint16_le(s, RDP_CAPLEN_BITMAP); |
378 |
matty |
9 |
|
379 |
matty |
10 |
out_uint16_le(s, 8); /* Preferred BPP */ |
380 |
n-ki |
176 |
out_uint16_le(s, 1); /* Receive 1 BPP */ |
381 |
|
|
out_uint16_le(s, 1); /* Receive 4 BPP */ |
382 |
matty |
10 |
out_uint16_le(s, 1); /* Receive 8 BPP */ |
383 |
|
|
out_uint16_le(s, 800); /* Desktop width */ |
384 |
|
|
out_uint16_le(s, 600); /* Desktop height */ |
385 |
|
|
out_uint16(s, 0); /* Pad */ |
386 |
|
|
out_uint16(s, 0); /* Allow resize */ |
387 |
matty |
28 |
out_uint16_le(s, bitmap_compression ? 1 : 0); /* Support compression */ |
388 |
matty |
10 |
out_uint16(s, 0); /* Unknown */ |
389 |
|
|
out_uint16_le(s, 1); /* Unknown */ |
390 |
|
|
out_uint16(s, 0); /* Pad */ |
391 |
matty |
9 |
} |
392 |
|
|
|
393 |
matty |
10 |
/* Output order capability set */ |
394 |
matty |
25 |
static void |
395 |
|
|
rdp_out_order_caps(STREAM s) |
396 |
matty |
3 |
{ |
397 |
matty |
10 |
uint8 order_caps[32]; |
398 |
matty |
3 |
|
399 |
matty |
9 |
|
400 |
matty |
28 |
memset(order_caps, 0, 32); |
401 |
|
|
order_caps[0] = 1; /* dest blt */ |
402 |
|
|
order_caps[1] = 1; /* pat blt */ |
403 |
|
|
order_caps[2] = 1; /* screen blt */ |
404 |
matthewc |
161 |
order_caps[3] = 1; /* required for memblt? */ |
405 |
matty |
28 |
order_caps[8] = 1; /* line */ |
406 |
|
|
order_caps[9] = 1; /* line */ |
407 |
|
|
order_caps[10] = 1; /* rect */ |
408 |
|
|
order_caps[11] = (desktop_save == False ? 0 : 1); /* desksave */ |
409 |
|
|
order_caps[13] = 1; /* memblt */ |
410 |
|
|
order_caps[14] = 1; /* triblt */ |
411 |
|
|
order_caps[22] = 1; /* polyline */ |
412 |
|
|
order_caps[27] = 1; /* text2 */ |
413 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_ORDER); |
414 |
|
|
out_uint16_le(s, RDP_CAPLEN_ORDER); |
415 |
matty |
9 |
|
416 |
matty |
10 |
out_uint8s(s, 20); /* Terminal desc, pad */ |
417 |
|
|
out_uint16_le(s, 1); /* Cache X granularity */ |
418 |
|
|
out_uint16_le(s, 20); /* Cache Y granularity */ |
419 |
|
|
out_uint16(s, 0); /* Pad */ |
420 |
|
|
out_uint16_le(s, 1); /* Max order level */ |
421 |
|
|
out_uint16_le(s, 0x147); /* Number of fonts */ |
422 |
matty |
24 |
out_uint16_le(s, 0x2a); /* Capability flags */ |
423 |
matty |
10 |
out_uint8p(s, order_caps, 32); /* Orders supported */ |
424 |
|
|
out_uint16_le(s, 0x6a1); /* Text capability flags */ |
425 |
|
|
out_uint8s(s, 6); /* Pad */ |
426 |
n-ki |
176 |
out_uint32_le(s, desktop_save == False ? 0 : 0x38400); /* Desktop cache size */ |
427 |
matty |
10 |
out_uint32(s, 0); /* Unknown */ |
428 |
n-ki |
176 |
out_uint32_le(s, 0x4e4); /* Unknown */ |
429 |
matty |
9 |
} |
430 |
|
|
|
431 |
matty |
10 |
/* Output bitmap cache capability set */ |
432 |
matty |
25 |
static void |
433 |
|
|
rdp_out_bmpcache_caps(STREAM s) |
434 |
matty |
9 |
{ |
435 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_BMPCACHE); |
436 |
|
|
out_uint16_le(s, RDP_CAPLEN_BMPCACHE); |
437 |
matty |
3 |
|
438 |
matty |
24 |
out_uint8s(s, 24); /* unused */ |
439 |
|
|
out_uint16_le(s, 0x258); /* entries */ |
440 |
|
|
out_uint16_le(s, 0x100); /* max cell size */ |
441 |
|
|
out_uint16_le(s, 0x12c); /* entries */ |
442 |
|
|
out_uint16_le(s, 0x400); /* max cell size */ |
443 |
|
|
out_uint16_le(s, 0x106); /* entries */ |
444 |
|
|
out_uint16_le(s, 0x1000); /* max cell size */ |
445 |
matty |
9 |
} |
446 |
|
|
|
447 |
matty |
10 |
/* Output control capability set */ |
448 |
matty |
25 |
static void |
449 |
|
|
rdp_out_control_caps(STREAM s) |
450 |
matty |
9 |
{ |
451 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_CONTROL); |
452 |
|
|
out_uint16_le(s, RDP_CAPLEN_CONTROL); |
453 |
matty |
9 |
|
454 |
matty |
10 |
out_uint16(s, 0); /* Control capabilities */ |
455 |
|
|
out_uint16(s, 0); /* Remote detach */ |
456 |
|
|
out_uint16_le(s, 2); /* Control interest */ |
457 |
|
|
out_uint16_le(s, 2); /* Detach interest */ |
458 |
matty |
9 |
} |
459 |
|
|
|
460 |
matty |
10 |
/* Output activation capability set */ |
461 |
matty |
25 |
static void |
462 |
|
|
rdp_out_activate_caps(STREAM s) |
463 |
matty |
9 |
{ |
464 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_ACTIVATE); |
465 |
|
|
out_uint16_le(s, RDP_CAPLEN_ACTIVATE); |
466 |
matty |
9 |
|
467 |
matty |
10 |
out_uint16(s, 0); /* Help key */ |
468 |
|
|
out_uint16(s, 0); /* Help index key */ |
469 |
|
|
out_uint16(s, 0); /* Extended help key */ |
470 |
|
|
out_uint16(s, 0); /* Window activate */ |
471 |
matty |
9 |
} |
472 |
|
|
|
473 |
matty |
10 |
/* Output pointer capability set */ |
474 |
matty |
25 |
static void |
475 |
|
|
rdp_out_pointer_caps(STREAM s) |
476 |
matty |
9 |
{ |
477 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_POINTER); |
478 |
|
|
out_uint16_le(s, RDP_CAPLEN_POINTER); |
479 |
matty |
9 |
|
480 |
matty |
10 |
out_uint16(s, 0); /* Colour pointer */ |
481 |
|
|
out_uint16_le(s, 20); /* Cache size */ |
482 |
matty |
9 |
} |
483 |
|
|
|
484 |
matty |
10 |
/* Output share capability set */ |
485 |
matty |
25 |
static void |
486 |
|
|
rdp_out_share_caps(STREAM s) |
487 |
matty |
3 |
{ |
488 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_SHARE); |
489 |
|
|
out_uint16_le(s, RDP_CAPLEN_SHARE); |
490 |
matty |
3 |
|
491 |
matty |
10 |
out_uint16(s, 0); /* userid */ |
492 |
|
|
out_uint16(s, 0); /* pad */ |
493 |
matty |
9 |
} |
494 |
matty |
3 |
|
495 |
matty |
10 |
/* Output colour cache capability set */ |
496 |
matty |
25 |
static void |
497 |
|
|
rdp_out_colcache_caps(STREAM s) |
498 |
matty |
9 |
{ |
499 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_COLCACHE); |
500 |
|
|
out_uint16_le(s, RDP_CAPLEN_COLCACHE); |
501 |
matty |
3 |
|
502 |
matty |
10 |
out_uint16_le(s, 6); /* cache size */ |
503 |
|
|
out_uint16(s, 0); /* pad */ |
504 |
matty |
3 |
} |
505 |
|
|
|
506 |
matty |
10 |
static uint8 canned_caps[] = { |
507 |
matty |
24 |
0x01, 0x00, 0x00, 0x00, 0x09, 0x04, 0x00, 0x00, 0x04, |
508 |
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, |
509 |
matty |
25 |
0x00, 0x00, 0x00, 0x00, 0x00, |
510 |
matty |
24 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
511 |
matty |
25 |
0x00, 0x00, 0x00, 0x00, 0x00, |
512 |
matty |
24 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
513 |
matty |
25 |
0x00, 0x00, 0x00, 0x00, 0x00, |
514 |
matty |
24 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
515 |
matty |
25 |
0x00, 0x00, 0x00, 0x00, 0x00, |
516 |
matty |
24 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
517 |
matty |
25 |
0x0C, 0x00, 0x08, 0x00, 0x01, |
518 |
matty |
24 |
0x00, 0x00, 0x00, 0x0E, 0x00, 0x08, 0x00, 0x01, 0x00, 0x00, 0x00, |
519 |
matty |
25 |
0x10, 0x00, 0x34, 0x00, 0xFE, |
520 |
matty |
24 |
0x00, 0x04, 0x00, 0xFE, 0x00, 0x04, 0x00, 0xFE, 0x00, 0x08, 0x00, |
521 |
matty |
25 |
0xFE, 0x00, 0x08, 0x00, 0xFE, |
522 |
matty |
24 |
0x00, 0x10, 0x00, 0xFE, 0x00, 0x20, 0x00, 0xFE, 0x00, 0x40, 0x00, |
523 |
matty |
25 |
0xFE, 0x00, 0x80, 0x00, 0xFE, |
524 |
matty |
24 |
0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x08, 0x00, 0x01, 0x00, 0x01, |
525 |
matty |
25 |
0x02, 0x00, 0x00, 0x00 |
526 |
matty |
10 |
}; |
527 |
matty |
3 |
|
528 |
forsberg |
351 |
/* Output unknown capability sets (number 13, 12, 14 and 16) */ |
529 |
matty |
25 |
static void |
530 |
|
|
rdp_out_unknown_caps(STREAM s) |
531 |
matty |
3 |
{ |
532 |
matty |
10 |
out_uint16_le(s, RDP_CAPSET_UNKNOWN); |
533 |
|
|
out_uint16_le(s, 0x58); |
534 |
matty |
24 |
|
535 |
|
|
out_uint8p(s, canned_caps, RDP_CAPLEN_UNKNOWN - 4); |
536 |
matty |
3 |
} |
537 |
|
|
|
538 |
forsberg |
351 |
#define RDP5_FLAG 0x0030 |
539 |
matty |
10 |
/* Send a confirm active PDU */ |
540 |
matty |
25 |
static void |
541 |
matthewc |
192 |
rdp_send_confirm_active(void) |
542 |
matty |
7 |
{ |
543 |
matty |
10 |
STREAM s; |
544 |
forsberg |
351 |
uint32 sec_flags = encryption ? (RDP5_FLAG | SEC_ENCRYPT) : RDP5_FLAG; |
545 |
matty |
24 |
uint16 caplen = |
546 |
|
|
RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER + |
547 |
|
|
RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + |
548 |
|
|
RDP_CAPLEN_ACTIVATE + RDP_CAPLEN_CONTROL + |
549 |
astrand |
82 |
RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE + RDP_CAPLEN_UNKNOWN + 4 /* w2k fix, why? */ ; |
550 |
matty |
7 |
|
551 |
forsberg |
351 |
s = sec_init(sec_flags, 6 + 14 + caplen + sizeof(RDP_SOURCE)); |
552 |
matty |
9 |
|
553 |
forsberg |
351 |
out_uint16_le(s, 2 + 14 + caplen + sizeof(RDP_SOURCE)); |
554 |
|
|
out_uint16_le(s, (RDP_PDU_CONFIRM_ACTIVE | 0x10)); /* Version 1 */ |
555 |
|
|
out_uint16_le(s, (mcs_userid + 1001)); |
556 |
|
|
|
557 |
matty |
10 |
out_uint32_le(s, rdp_shareid); |
558 |
matty |
24 |
out_uint16_le(s, 0x3ea); /* userid */ |
559 |
matty |
10 |
out_uint16_le(s, sizeof(RDP_SOURCE)); |
560 |
|
|
out_uint16_le(s, caplen); |
561 |
matty |
9 |
|
562 |
matty |
10 |
out_uint8p(s, RDP_SOURCE, sizeof(RDP_SOURCE)); |
563 |
matty |
24 |
out_uint16_le(s, 0xd); /* num_caps */ |
564 |
|
|
out_uint8s(s, 2); /* pad */ |
565 |
matty |
9 |
|
566 |
matty |
10 |
rdp_out_general_caps(s); |
567 |
|
|
rdp_out_bitmap_caps(s); |
568 |
|
|
rdp_out_order_caps(s); |
569 |
|
|
rdp_out_bmpcache_caps(s); |
570 |
|
|
rdp_out_colcache_caps(s); |
571 |
|
|
rdp_out_activate_caps(s); |
572 |
|
|
rdp_out_control_caps(s); |
573 |
|
|
rdp_out_pointer_caps(s); |
574 |
|
|
rdp_out_share_caps(s); |
575 |
|
|
rdp_out_unknown_caps(s); |
576 |
matty |
9 |
|
577 |
matty |
10 |
s_mark_end(s); |
578 |
forsberg |
351 |
sec_send(s, sec_flags); |
579 |
matty |
9 |
} |
580 |
|
|
|
581 |
matty |
10 |
/* Respond to a demand active PDU */ |
582 |
matty |
25 |
static void |
583 |
|
|
process_demand_active(STREAM s) |
584 |
matty |
9 |
{ |
585 |
matty |
10 |
uint8 type; |
586 |
matty |
9 |
|
587 |
matty |
10 |
in_uint32_le(s, rdp_shareid); |
588 |
matty |
9 |
|
589 |
matty |
30 |
DEBUG(("DEMAND_ACTIVE(id=0x%x)\n", rdp_shareid)); |
590 |
matty |
9 |
|
591 |
matty |
10 |
rdp_send_confirm_active(); |
592 |
|
|
rdp_send_synchronise(); |
593 |
|
|
rdp_send_control(RDP_CTL_COOPERATE); |
594 |
|
|
rdp_send_control(RDP_CTL_REQUEST_CONTROL); |
595 |
matty |
28 |
rdp_recv(&type); /* RDP_PDU_SYNCHRONIZE */ |
596 |
|
|
rdp_recv(&type); /* RDP_CTL_COOPERATE */ |
597 |
|
|
rdp_recv(&type); /* RDP_CTL_GRANT_CONTROL */ |
598 |
matty |
10 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, 0, 0); |
599 |
|
|
rdp_send_fonts(1); |
600 |
|
|
rdp_send_fonts(2); |
601 |
matty |
28 |
rdp_recv(&type); /* RDP_PDU_UNKNOWN 0x28 */ |
602 |
matty |
10 |
reset_order_state(); |
603 |
matty |
9 |
} |
604 |
|
|
|
605 |
forsberg |
351 |
/* Process a null system pointer PDU */ |
606 |
|
|
void |
607 |
|
|
process_null_system_pointer_pdu(STREAM s) |
608 |
|
|
{ |
609 |
|
|
// FIXME: We should probably set another cursor here, |
610 |
|
|
// like the X window system base cursor or something. |
611 |
|
|
ui_set_cursor(cache_get_cursor(0)); |
612 |
|
|
} |
613 |
|
|
|
614 |
|
|
/* Process a colour pointer PDU */ |
615 |
|
|
void |
616 |
|
|
process_colour_pointer_pdu(STREAM s) |
617 |
|
|
{ |
618 |
|
|
uint16 x, y, width, height, cache_idx, masklen, datalen; |
619 |
|
|
uint8 *mask, *data; |
620 |
|
|
HCURSOR cursor; |
621 |
|
|
|
622 |
|
|
in_uint16_le(s, cache_idx); |
623 |
|
|
in_uint16_le(s, x); |
624 |
|
|
in_uint16_le(s, y); |
625 |
|
|
in_uint16_le(s, width); |
626 |
|
|
in_uint16_le(s, height); |
627 |
|
|
in_uint16_le(s, masklen); |
628 |
|
|
in_uint16_le(s, datalen); |
629 |
|
|
in_uint8p(s, data, datalen); |
630 |
|
|
in_uint8p(s, mask, masklen); |
631 |
|
|
cursor = ui_create_cursor(x, y, width, height, mask, data); |
632 |
|
|
ui_set_cursor(cursor); |
633 |
|
|
cache_put_cursor(cache_idx, cursor); |
634 |
|
|
} |
635 |
|
|
|
636 |
|
|
/* Process a cached pointer PDU */ |
637 |
|
|
void |
638 |
|
|
process_cached_pointer_pdu(STREAM s) |
639 |
|
|
{ |
640 |
|
|
uint16 cache_idx; |
641 |
|
|
|
642 |
|
|
in_uint16_le(s, cache_idx); |
643 |
|
|
ui_set_cursor(cache_get_cursor(cache_idx)); |
644 |
|
|
} |
645 |
|
|
|
646 |
|
|
|
647 |
matty |
10 |
/* Process a pointer PDU */ |
648 |
matty |
25 |
static void |
649 |
|
|
process_pointer_pdu(STREAM s) |
650 |
matty |
9 |
{ |
651 |
matty |
10 |
uint16 message_type; |
652 |
forsberg |
351 |
uint16 x, y; |
653 |
matty |
9 |
|
654 |
matty |
10 |
in_uint16_le(s, message_type); |
655 |
matty |
24 |
in_uint8s(s, 2); /* pad */ |
656 |
matty |
9 |
|
657 |
matty |
10 |
switch (message_type) |
658 |
matty |
7 |
{ |
659 |
matty |
10 |
case RDP_POINTER_MOVE: |
660 |
|
|
in_uint16_le(s, x); |
661 |
|
|
in_uint16_le(s, y); |
662 |
|
|
if (s_check(s)) |
663 |
|
|
ui_move_pointer(x, y); |
664 |
|
|
break; |
665 |
matty |
9 |
|
666 |
matty |
28 |
case RDP_POINTER_COLOR: |
667 |
forsberg |
351 |
process_colour_pointer_pdu(s); |
668 |
matty |
28 |
break; |
669 |
|
|
|
670 |
|
|
case RDP_POINTER_CACHED: |
671 |
forsberg |
351 |
process_cached_pointer_pdu(s); |
672 |
matty |
28 |
break; |
673 |
|
|
|
674 |
matty |
10 |
default: |
675 |
matty |
30 |
DEBUG(("Pointer message 0x%x\n", message_type)); |
676 |
matty |
7 |
} |
677 |
matty |
9 |
} |
678 |
|
|
|
679 |
matty |
10 |
/* Process bitmap updates */ |
680 |
forsberg |
351 |
void |
681 |
matty |
25 |
process_bitmap_updates(STREAM s) |
682 |
matty |
9 |
{ |
683 |
matty |
10 |
uint16 num_updates; |
684 |
|
|
uint16 left, top, right, bottom, width, height; |
685 |
jsorg71 |
314 |
uint16 cx, cy, bpp, Bpp, compress, bufsize, size; |
686 |
matty |
28 |
uint8 *data, *bmpdata; |
687 |
matty |
9 |
int i; |
688 |
|
|
|
689 |
matty |
10 |
in_uint16_le(s, num_updates); |
690 |
matty |
9 |
|
691 |
matty |
10 |
for (i = 0; i < num_updates; i++) |
692 |
matty |
9 |
{ |
693 |
matty |
10 |
in_uint16_le(s, left); |
694 |
|
|
in_uint16_le(s, top); |
695 |
|
|
in_uint16_le(s, right); |
696 |
|
|
in_uint16_le(s, bottom); |
697 |
|
|
in_uint16_le(s, width); |
698 |
|
|
in_uint16_le(s, height); |
699 |
|
|
in_uint16_le(s, bpp); |
700 |
jsorg71 |
314 |
Bpp = (bpp + 7) / 8; |
701 |
matty |
10 |
in_uint16_le(s, compress); |
702 |
|
|
in_uint16_le(s, bufsize); |
703 |
matty |
9 |
|
704 |
matty |
10 |
cx = right - left + 1; |
705 |
|
|
cy = bottom - top + 1; |
706 |
matty |
7 |
|
707 |
forsberg |
351 |
DEBUG(("BITMAP_UPDATE(l=%d,t=%d,r=%d,b=%d,w=%d,h=%d,Bpp=%d,cmp=%d)\n", |
708 |
|
|
left, top, right, bottom, width, height, Bpp, compress)); |
709 |
matty |
9 |
|
710 |
matty |
10 |
if (!compress) |
711 |
|
|
{ |
712 |
matty |
28 |
int y; |
713 |
jsorg71 |
314 |
bmpdata = xmalloc(width * height * Bpp); |
714 |
matty |
28 |
for (y = 0; y < height; y++) |
715 |
|
|
{ |
716 |
astrand |
318 |
in_uint8a(s, &bmpdata[(height - y - 1) * (width * Bpp)], |
717 |
|
|
width * Bpp); |
718 |
matty |
28 |
} |
719 |
astrand |
82 |
ui_paint_bitmap(left, top, cx, cy, width, height, bmpdata); |
720 |
matty |
28 |
xfree(bmpdata); |
721 |
|
|
continue; |
722 |
matty |
10 |
} |
723 |
matty |
9 |
|
724 |
forsberg |
351 |
|
725 |
|
|
if (compress & 0x400) |
726 |
|
|
{ |
727 |
|
|
size = bufsize; |
728 |
|
|
} |
729 |
|
|
else |
730 |
|
|
{ |
731 |
|
|
in_uint8s(s, 2); /* pad */ |
732 |
|
|
in_uint16_le(s, size); |
733 |
|
|
in_uint8s(s, 4); /* line_size, final_size */ |
734 |
|
|
} |
735 |
matty |
10 |
in_uint8p(s, data, size); |
736 |
jsorg71 |
314 |
bmpdata = xmalloc(width * height * Bpp); |
737 |
|
|
if (bitmap_decompress(bmpdata, width, height, data, size, Bpp)) |
738 |
matty |
9 |
{ |
739 |
astrand |
82 |
ui_paint_bitmap(left, top, cx, cy, width, height, bmpdata); |
740 |
matty |
9 |
} |
741 |
forsberg |
351 |
else |
742 |
|
|
{ |
743 |
|
|
DEBUG_RDP5(("Failed to decompress data\n")); |
744 |
|
|
} |
745 |
|
|
|
746 |
matty |
28 |
xfree(bmpdata); |
747 |
matty |
10 |
} |
748 |
matty |
9 |
} |
749 |
|
|
|
750 |
matty |
10 |
/* Process a palette update */ |
751 |
forsberg |
351 |
void |
752 |
matty |
25 |
process_palette(STREAM s) |
753 |
matty |
9 |
{ |
754 |
matthewc |
254 |
COLOURENTRY *entry; |
755 |
|
|
COLOURMAP map; |
756 |
matty |
10 |
HCOLOURMAP hmap; |
757 |
matthewc |
254 |
int i; |
758 |
matty |
9 |
|
759 |
matty |
24 |
in_uint8s(s, 2); /* pad */ |
760 |
|
|
in_uint16_le(s, map.ncolours); |
761 |
|
|
in_uint8s(s, 2); /* pad */ |
762 |
matty |
3 |
|
763 |
matthewc |
254 |
map.colours = xmalloc(3 * map.ncolours); |
764 |
|
|
|
765 |
forsberg |
351 |
DEBUG(("PALETTE(c=%d)\n", map.ncolours)); |
766 |
|
|
|
767 |
matthewc |
254 |
for (i = 0; i < map.ncolours; i++) |
768 |
|
|
{ |
769 |
|
|
entry = &map.colours[i]; |
770 |
|
|
in_uint8(s, entry->red); |
771 |
|
|
in_uint8(s, entry->green); |
772 |
|
|
in_uint8(s, entry->blue); |
773 |
astrand |
260 |
} |
774 |
matthewc |
254 |
|
775 |
matty |
10 |
hmap = ui_create_colourmap(&map); |
776 |
|
|
ui_set_colourmap(hmap); |
777 |
matthewc |
254 |
|
778 |
|
|
xfree(map.colours); |
779 |
matty |
3 |
} |
780 |
|
|
|
781 |
matty |
10 |
/* Process an update PDU */ |
782 |
matty |
25 |
static void |
783 |
|
|
process_update_pdu(STREAM s) |
784 |
matty |
9 |
{ |
785 |
forsberg |
351 |
uint16 update_type, count; |
786 |
matty |
9 |
|
787 |
matty |
10 |
in_uint16_le(s, update_type); |
788 |
matty |
3 |
|
789 |
matty |
10 |
switch (update_type) |
790 |
matty |
3 |
{ |
791 |
matty |
10 |
case RDP_UPDATE_ORDERS: |
792 |
forsberg |
351 |
in_uint8s(s, 2); /* pad */ |
793 |
|
|
in_uint16_le(s, count); |
794 |
|
|
in_uint8s(s, 2); /* pad */ |
795 |
|
|
process_orders(s, count); |
796 |
matty |
10 |
break; |
797 |
matty |
3 |
|
798 |
matty |
10 |
case RDP_UPDATE_BITMAP: |
799 |
|
|
process_bitmap_updates(s); |
800 |
|
|
break; |
801 |
matty |
3 |
|
802 |
matty |
10 |
case RDP_UPDATE_PALETTE: |
803 |
|
|
process_palette(s); |
804 |
|
|
break; |
805 |
matty |
3 |
|
806 |
matty |
10 |
case RDP_UPDATE_SYNCHRONIZE: |
807 |
|
|
break; |
808 |
matty |
9 |
|
809 |
matty |
10 |
default: |
810 |
matty |
30 |
unimpl("update %d\n", update_type); |
811 |
matty |
3 |
} |
812 |
|
|
|
813 |
|
|
} |
814 |
|
|
|
815 |
matty |
10 |
/* Process data PDU */ |
816 |
matty |
25 |
static void |
817 |
|
|
process_data_pdu(STREAM s) |
818 |
matty |
9 |
{ |
819 |
matty |
10 |
uint8 data_pdu_type; |
820 |
matty |
9 |
|
821 |
matty |
24 |
in_uint8s(s, 8); /* shareid, pad, streamid, length */ |
822 |
matty |
10 |
in_uint8(s, data_pdu_type); |
823 |
matty |
24 |
in_uint8s(s, 3); /* compress_type, compress_len */ |
824 |
matty |
3 |
|
825 |
matty |
10 |
switch (data_pdu_type) |
826 |
matty |
3 |
{ |
827 |
matty |
10 |
case RDP_DATA_PDU_UPDATE: |
828 |
|
|
process_update_pdu(s); |
829 |
|
|
break; |
830 |
matty |
3 |
|
831 |
matty |
10 |
case RDP_DATA_PDU_POINTER: |
832 |
|
|
process_pointer_pdu(s); |
833 |
|
|
break; |
834 |
matty |
3 |
|
835 |
matty |
10 |
case RDP_DATA_PDU_BELL: |
836 |
|
|
ui_bell(); |
837 |
|
|
break; |
838 |
matty |
3 |
|
839 |
matty |
10 |
case RDP_DATA_PDU_LOGON: |
840 |
forsberg |
351 |
DEBUG(("Received Logon PDU\n")); |
841 |
matty |
10 |
/* User logged on */ |
842 |
|
|
break; |
843 |
matty |
3 |
|
844 |
matty |
10 |
default: |
845 |
matty |
30 |
unimpl("data PDU %d\n", data_pdu_type); |
846 |
matty |
3 |
} |
847 |
|
|
} |
848 |
|
|
|
849 |
matty |
10 |
/* Process incoming packets */ |
850 |
matty |
25 |
void |
851 |
matthewc |
192 |
rdp_main_loop(void) |
852 |
matty |
9 |
{ |
853 |
matty |
10 |
uint8 type; |
854 |
|
|
STREAM s; |
855 |
matty |
9 |
|
856 |
matty |
10 |
while ((s = rdp_recv(&type)) != NULL) |
857 |
matty |
3 |
{ |
858 |
matty |
10 |
switch (type) |
859 |
|
|
{ |
860 |
|
|
case RDP_PDU_DEMAND_ACTIVE: |
861 |
|
|
process_demand_active(s); |
862 |
|
|
break; |
863 |
matty |
3 |
|
864 |
matty |
10 |
case RDP_PDU_DEACTIVATE: |
865 |
|
|
break; |
866 |
matty |
3 |
|
867 |
matty |
10 |
case RDP_PDU_DATA: |
868 |
|
|
process_data_pdu(s); |
869 |
|
|
break; |
870 |
matty |
3 |
|
871 |
jsorg71 |
283 |
case 0: |
872 |
|
|
break; |
873 |
|
|
|
874 |
matty |
10 |
default: |
875 |
matty |
30 |
unimpl("PDU %d\n", type); |
876 |
matty |
10 |
} |
877 |
matty |
3 |
} |
878 |
|
|
} |
879 |
|
|
|
880 |
matty |
10 |
/* Establish a connection up to the RDP layer */ |
881 |
matty |
25 |
BOOL |
882 |
|
|
rdp_connect(char *server, uint32 flags, char *domain, char *password, |
883 |
|
|
char *command, char *directory) |
884 |
matty |
9 |
{ |
885 |
forsberg |
351 |
if (!sec_connect(server, username)) |
886 |
matty |
3 |
return False; |
887 |
|
|
|
888 |
astrand |
82 |
rdp_send_logon_info(flags, domain, username, password, command, directory); |
889 |
matty |
10 |
return True; |
890 |
matty |
3 |
} |
891 |
|
|
|
892 |
matty |
10 |
/* Disconnect from the RDP layer */ |
893 |
matty |
25 |
void |
894 |
matthewc |
192 |
rdp_disconnect(void) |
895 |
matty |
9 |
{ |
896 |
matty |
10 |
sec_disconnect(); |
897 |
matty |
9 |
} |