/[rdesktop]/sourceforge.net/trunk/rdesktop/rdp.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
ViewVC logotype

Annotation of /sourceforge.net/trunk/rdesktop/rdp.c

Parent Directory Parent Directory | Revision Log Revision Log

Revision 4 - (hide annotations)
Wed May 10 07:36:34 2000 UTC (24 years ago) by matty
File MIME type: text/plain
File size: 34223 byte(s) 
This commit was generated by cvs2svn to compensate for changes in r2,
which included commits to RCS files with non-trunk default branches.
1 matty 3 /*
2     rdesktop: A Remote Desktop Protocol client.
3     Protocol services - RDP layer
4     Copyright (C) Matthew Chapman 1999-2000
5    
6     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
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10    
11     This program is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     GNU General Public License for more details.
15    
16     You should have received a copy of the GNU General Public License
17     along with this program; if not, write to the Free Software
18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19     */
20    
21     #include "includes.h"
22    
23     /* Establish a connection up to the RDP layer */
24     HCONN rdp_connect(char *server)
25     {
26     HCONN conn;
27     RDP_ACTIVE_PDU active;
28     RDP_DATA_HEADER hdr;
29     RDP_UPDATE_PDU update;
30     RDP_ORDER_STATE os;
31     uint8 type;
32    
33     memset(&os, 0, sizeof(os));
34    
35     if ((conn = mcs_connect(server)) == NULL)
36     return NULL;
37    
38     rdp_establish_key(conn);
39     mcs_recv(conn, False); /* Server's licensing certificate */
40     rdp_send_cert(conn);
41     mcs_recv(conn, False);
42    
43     if (rdp_recv_pdu(conn, &type) && (type != RDP_PDU_DEMAND_ACTIVE))
44     {
45     fprintf(stderr, "RDP error, expected Demand Active\n");
46     mcs_disconnect(conn);
47     return NULL;
48     }
49    
50     rdp_io_active_pdu(&conn->in, &active, RDP_PDU_DEMAND_ACTIVE);
51     rdp_send_confirm_active(conn);
52     rdp_send_synchronize(conn);
53     rdp_send_control(conn, RDP_CTL_COOPERATE);
54     rdp_send_control(conn, RDP_CTL_REQUEST_CONTROL);
55     rdp_recv_pdu(conn, &type); // RDP_PDU_SYNCHRONIZE
56     rdp_recv_pdu(conn, &type); // RDP_CTL_COOPERATE
57     rdp_recv_pdu(conn, &type); // RDP_CTL_GRANT_CONTROL
58     rdp_send_input(conn);
59     rdp_send_fonts(conn, 1);
60     rdp_send_fonts(conn, 2);
61     rdp_recv_pdu(conn, &type); // RDP_PDU_UNKNOWN 0x28
62     while (rdp_recv_pdu(conn, &type))
63     {
64     if (type != RDP_PDU_DATA)
65     continue;
66    
67     rdp_io_data_header(&conn->in, &hdr);
68    
69     switch (hdr.data_pdu_type)
70     {
71     case RDP_DATA_PDU_UPDATE:
72     rdp_io_update_pdu(&conn->in, &update);
73     if (update.update_type == RDP_UPDATE_ORDERS)
74     {
75     fprintf(stderr, "Received orders\n");
76     process_orders(conn, &os);
77     }
78     break;
79     }
80     }
81    
82     return conn;
83     }
84    
85     void prs_io_coord(STREAM s, uint16 *coord, BOOL delta)
86     {
87     uint8 change;
88    
89     if (delta)
90     {
91     prs_io_uint8(s, &change);
92     *coord += change;
93     }
94     else
95     {
96     lsb_io_uint16(s, coord);
97     }
98     }
99    
100     void process_opaque_rect(HCONN conn, RDP_ORDER_STATE *os, BOOL delta)
101     {
102     uint8 present;
103     prs_io_uint8(&conn->in, &present);
104    
105     if (present & 1)
106     prs_io_coord(&conn->in, &os->opaque_rect.x, delta);
107    
108     if (present & 2)
109     prs_io_coord(&conn->in, &os->opaque_rect.y, delta);
110    
111     if (present & 4)
112     prs_io_coord(&conn->in, &os->opaque_rect.cx, delta);
113    
114     if (present & 8)
115     prs_io_coord(&conn->in, &os->opaque_rect.cy, delta);
116    
117     if (present & 16)
118     prs_io_uint8(&conn->in, &os->opaque_rect.colour);
119    
120     fprintf(stderr, "Opaque rectangle at %d, %d\n", os->opaque_rect.x, os->opaque_rect.y);
121     }
122    
123     void process_orders(HCONN conn, RDP_ORDER_STATE *os)
124     {
125     uint16 num_orders;
126     int processed = 0;
127     BOOL res = True;
128     // unsigned char *p;
129    
130     lsb_io_uint16(&conn->in, &num_orders);
131    
132     conn->in.offset += 2;
133     // p = &conn->in.data[conn->in.offset];
134    
135     // fprintf(stderr, "%02X %02X %02X %02X\n", p[0], p[1], p[2], p[3]);
136    
137     while ((processed < num_orders) && res)
138     {
139     uint8 order_flags;
140    
141     prs_io_uint8(&conn->in, &order_flags);
142    
143     if (!(order_flags & RDP_ORDER_STANDARD))
144     return;
145    
146     if (order_flags & RDP_ORDER_SECONDARY)
147     {
148     RDP_SECONDARY_ORDER rso;
149    
150     rdp_io_secondary_order(&conn->in, &rso);
151     switch (rso.type)
152     {
153     case RDP_ORDER_BMPCACHE:
154     {
155     RDP_BITMAP_HEADER rbh;
156     char output[8192];
157    
158     rdp_io_bitmap_header(&conn->in, &rbh);
159     fprintf(stderr, "Decompressing bitmap %d x %d, final size %d\n", rbh.width, rbh.height, rbh.final_size);
160     bitmap_decompress(conn->in.data
161     + conn->in.offset, rbh.size,
162     output, rbh.width);
163     conn->in.offset += rbh.size;
164     break;
165     }
166     default:
167     fprintf(stderr, "Unknown secondary order %d\n",
168     rso.type);
169     return;
170     }
171    
172    
173     }
174    
175     if (order_flags & RDP_ORDER_CHANGE)
176     prs_io_uint8(&conn->in, &os->order_type);
177    
178     switch (os->order_type)
179     {
180     case RDP_ORDER_OPAQUE_RECT:
181     process_opaque_rect(conn, os, order_flags & RDP_ORDER_DELTA);
182     break;
183     default:
184     fprintf(stderr, "Unknown order %d\n", os->order_type);
185     return;
186     }
187    
188     processed++;
189     }
190     }
191    
192     /* Work this out later. This is useless anyway when encryption is off. */
193     uint8 precanned_key_packet[] = {
194     0x48,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x00,0x00,0x00,0x00,0x00,
195     0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x6c,0x86,
196     0xf7,0x99,0xef,0x60,0xc4,0x49,0x52,0xd0,0xd8,0xea,0xb5,0x4f,0x58,0x19,
197     0x52,0x2a,0x93,0x83,0x57,0x4f,0x4e,0x04,0xde,0x96,0x51,0xab,0x13,0x20,
198     0xd8,0xe5,0x00,0x00,0x00,0x00,0x00,0x00
199     };
200    
201     /* Create an RC4 key and transfer it to the server */
202     void rdp_establish_key(HCONN conn)
203     {
204     mcs_init_data(conn);
205     memcpy(conn->out.data + conn->out.offset, precanned_key_packet,
206     sizeof(precanned_key_packet));
207     conn->out.offset += sizeof(precanned_key_packet);
208     MARK_END(conn->out);
209     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
210     }
211    
212     /* Horrible horrible certificate stuff. Work out later. */
213     uint8 precanned_cert_packet[] = {
214     0x80,0x00,0x00,0x00,0x12,0x02,0xb4,0x04,0x01,0x00,0x00,
215     0x00,0x00,0x00,0x01,0x02,0x9d,0xa3,0x7a,0x93,0x34,0x7b,0x28,0x37,0x24,0xa0,0x1f,
216     0x61,0x26,0xfd,0x96,0x3a,0x92,0x83,0xf3,0xe9,0x6a,0x2e,0x81,0x7c,0x2c,0xe4,0x72,//
217     0x01,0x18,0xe9,0xa1,0x0f,0x00,0x00,0x48,0x00,0x84,0x23,0x90,0xe6,0xd3,0xf8,0x20,
218     0xdb,0xa8,0x1b,0xb2,0xd0,0x78,0x2c,0x35,0xde,0xe3,0x0e,0x63,0x40,0xca,0xac,0x71,
219     0xc9,0x17,0x49,0x05,0x25,0xeb,0x9b,0xd0,0xa6,0x5c,0x90,0x3e,0x9d,0x4b,0x27,0x01,
220     0x79,0x1c,0x22,0xfb,0x3c,0x2c,0xb9,0x9f,0xf5,0x21,0xf3,0xee,0xd5,0x4d,0x47,0x1c,
221     0x85,0xbe,0x83,0x93,0xe8,0xed,0x8c,0x5c,0x82,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
222     0x00,0x01,0x00,0x10,0x04,0x30,0x82,0x04,0x0c,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,
223     0x0d,0x01,0x07,0x02,0xa0,0x82,0x03,0xfd,0x30,0x82,0x03,0xf9,0x02,0x01,0x01,0x31,
224     0x00,0x30,0x0b,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x07,0x01,0xa0,0x82,
225     0x03,0xe1,0x30,0x82,0x01,0x77,0x30,0x82,0x01,0x25,0xa0,0x03,0x02,0x01,0x02,0x02,
226     0x08,0x01,0xbf,0x06,0x84,0x9d,0xdb,0x2d,0xe0,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,
227     0x86,0xf7,0x0d,0x01,0x01,0x01,0x05,0x00,0x30,0x38,0x31,0x36,0x30,0x11,0x06,0x03,
228     0x55,0x04,0x03,0x1e,0x0a,0x00,0x4e,0x00,0x54,0x00,0x54,0x00,0x53,0x00,0x45,0x30,
229     0x21,0x06,0x03,0x55,0x04,0x07,0x1e,0x1a,0x00,0x4d,0x00,0x69,0x00,0x63,0x00,0x72,
230     0x00,0x6f,0x00,0x73,0x00,0x6f,0x00,0x66,0x00,0x74,0x00,0x2e,0x00,0x63,0x00,0x6f,
231     0x00,0x6d,0x30,0x1e,0x17,0x0d,0x39,0x39,0x30,0x39,0x32,0x34,0x31,0x32,0x30,0x32,
232     0x30,0x34,0x5a,0x17,0x0d,0x34,0x39,0x30,0x39,0x32,0x34,0x31,0x32,0x30,0x32,0x30,
233     0x34,0x5a,0x30,0x38,0x31,0x36,0x30,0x11,0x06,0x03,0x55,0x04,0x03,0x1e,0x0a,0x00,
234     0x4e,0x00,0x54,0x00,0x54,0x00,0x53,0x00,0x45,0x30,0x21,0x06,0x03,0x55,0x04,0x07,
235     0x1e,0x1a,0x00,0x4d,0x00,0x69,0x00,0x63,0x00,0x72,0x00,0x6f,0x00,0x73,0x00,0x6f,
236     0x00,0x66,0x00,0x74,0x00,0x2e,0x00,0x63,0x00,0x6f,0x00,0x6d,0x30,0x5c,0x30,0x0d,
237     0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x01,0x05,0x00,0x03,0x4b,0x00,
238     0x30,0x48,0x02,0x41,0x00,0x91,0xb2,0x16,0x1c,0xae,0x4f,0x7f,0x7c,0xaf,0x57,0x2b,
239     0x23,0x4c,0x0c,0x25,0x3c,0x4f,0x66,0x9d,0x25,0xc3,0x4f,0x29,0xee,0x8b,0xda,0x4e,
240     0x95,0xe7,0x3b,0xaa,0xc0,0xa7,0xba,0xaf,0x99,0x8c,0x47,0x24,0x8b,0x09,0x77,0xbc,
241     0x2c,0xf4,0xe7,0x1a,0x07,0x58,0x7b,0x11,0x37,0x2a,0xa8,0x90,0xc3,0x50,0x92,0x80,
242     0x15,0xc5,0xda,0x51,0x8b,0x02,0x03,0x01,0x00,0x01,0xa3,0x13,0x30,0x11,0x30,0x0f,
243     0x06,0x03,0x55,0x1d,0x13,0x04,0x08,0x30,0x06,0x01,0x01,0xff,0x02,0x01,0x00,0x30,
244     0x09,0x06,0x05,0x2b,0x0e,0x03,0x02,0x1d,0x05,0x00,0x03,0x41,0x00,0x14,0x04,0x67,
245     0x28,0xc8,0xd3,0x1f,0x13,0x14,0x2e,0x2c,0x93,0x09,0x25,0xbb,0xbe,0x86,0x6a,0xd3,
246     0x47,0x6f,0x44,0x16,0x7b,0x94,0x8c,0xb2,0xa2,0xd5,0xf7,0x4f,0xb1,0x8f,0x7f,0xde,
247     0x0b,0x88,0x34,0x4a,0x1d,0xdc,0xa1,0xfd,0x26,0xbd,0x43,0xbb,0x38,0xf1,0x87,0x34,
248     0xbb,0xe9,0x3b,0xfa,0x7f,0x1e,0xff,0xe1,0x10,0x7e,0xee,0x6e,0xd8,0x30,0x82,0x02,
249     0x62,0x30,0x82,0x02,0x10,0xa0,0x03,0x02,0x01,0x02,0x02,0x05,0x01,0x00,0x00,0x00,
250     0x01,0x30,0x09,0x06,0x05,0x2b,0x0e,0x03,0x02,0x1d,0x05,0x00,0x30,0x38,0x31,0x36,
251     0x30,0x11,0x06,0x03,0x55,0x04,0x03,0x1e,0x0a,0x00,0x4e,0x00,0x54,0x00,0x54,0x00,
252     0x53,0x00,0x45,0x30,0x21,0x06,0x03,0x55,0x04,0x07,0x1e,0x1a,0x00,0x4d,0x00,0x69,
253     0x00,0x63,0x00,0x72,0x00,0x6f,0x00,0x73,0x00,0x6f,0x00,0x66,0x00,0x74,0x00,0x2e,
254     0x00,0x63,0x00,0x6f,0x00,0x6d,0x30,0x1e,0x17,0x0d,0x39,0x39,0x30,0x39,0x32,0x34,
255     0x30,0x30,0x30,0x30,0x30,0x30,0x5a,0x17,0x0d,0x34,0x39,0x30,0x39,0x32,0x34,0x30,
256     0x30,0x30,0x30,0x30,0x30,0x5a,0x30,0x79,0x31,0x77,0x30,0x17,0x06,0x03,0x55,0x04,
257     0x03,0x1e,0x10,0x00,0x52,0x00,0x45,0x00,0x53,0x00,0x37,0x00,0x2d,0x00,0x4e,0x00,
258     0x45,0x00,0x57,0x30,0x17,0x06,0x03,0x55,0x04,0x07,0x1e,0x10,0x00,0x7a,0x00,0x32,
259     0x00,0x32,0x00,0x33,0x00,0x32,0x00,0x32,0x00,0x30,0x00,0x33,0x30,0x43,0x06,0x03,
260     0x55,0x04,0x05,0x1e,0x3c,0x00,0x31,0x00,0x42,0x00,0x63,0x00,0x4b,0x00,0x65,0x00,
261     0x57,0x00,0x50,0x00,0x6c,0x00,0x37,0x00,0x58,0x00,0x47,0x00,0x61,0x00,0x73,0x00,
262     0x38,0x00,0x4a,0x00,0x79,0x00,0x50,0x00,0x34,0x00,0x30,0x00,0x7a,0x00,0x49,0x00,
263     0x6d,0x00,0x6e,0x00,0x6f,0x00,0x51,0x00,0x5a,0x00,0x59,0x00,0x3d,0x00,0x0d,0x00,
264     0x0a,0x30,0x5c,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x01,
265     0x05,0x00,0x03,0x4b,0x00,0x30,0x48,0x02,0x41,0x00,0x91,0xb2,0x16,0x1c,0xae,0x4f,
266     0x7f,0x7c,0xaf,0x57,0x2b,0x23,0x4c,0x0c,0x25,0x3c,0x4f,0x66,0x9d,0x25,0xc3,0x4f,
267     0x29,0xee,0x8b,0xda,0x4e,0x95,0xe7,0x3b,0xaa,0xc0,0xa7,0xba,0xaf,0x99,0x8c,0x47,
268     0x24,0x8b,0x09,0x77,0xbc,0x2c,0xf4,0xe7,0x1a,0x07,0x58,0x7b,0x11,0x37,0x2a,0xa8,
269     0x90,0xc3,0x50,0x92,0x80,0x15,0xc5,0xda,0x51,0x8b,0x02,0x03,0x01,0x00,0x01,0xa3,
270     0x81,0xc3,0x30,0x81,0xc0,0x30,0x14,0x06,0x09,0x2b,0x06,0x01,0x04,0x01,0x82,0x37,
271     0x12,0x04,0x01,0x01,0xff,0x04,0x04,0x01,0x00,0x01,0x00,0x30,0x3c,0x06,0x09,0x2b,
272     0x06,0x01,0x04,0x01,0x82,0x37,0x12,0x02,0x01,0x01,0xff,0x04,0x2c,0x4d,0x00,0x69,
273     0x00,0x63,0x00,0x72,0x00,0x6f,0x00,0x73,0x00,0x6f,0x00,0x66,0x00,0x74,0x00,0x20,
274     0x00,0x43,0x00,0x6f,0x00,0x72,0x00,0x70,0x00,0x6f,0x00,0x72,0x00,0x61,0x00,0x74,
275     0x00,0x69,0x00,0x6f,0x00,0x6e,0x00,0x00,0x00,0x30,0x4c,0x06,0x09,0x2b,0x06,0x01,
276     0x04,0x01,0x82,0x37,0x12,0x05,0x01,0x01,0xff,0x04,0x3c,0x00,0x10,0x00,0x00,0x01,
277     0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x09,0x04,0x00,0x00,0x18,0x00,0x18,0x00,0x30,
278     0x00,0x01,0x00,0x32,0x00,0x33,0x00,0x36,0x00,0x2d,0x00,0x34,0x00,0x2e,0x00,0x30,
279     0x00,0x30,0x00,0x2d,0x00,0x45,0x00,0x58,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,
280     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x1c,0x06,0x03,0x55,0x1d,0x23,0x01,0x01,
281     0xff,0x04,0x12,0x30,0x10,0xa1,0x07,0x81,0x05,0x4e,0x54,0x54,0x53,0x45,0x82,0x05,
282     0x01,0x00,0x00,0x00,0x01,0x30,0x09,0x06,0x05,0x2b,0x0e,0x03,0x02,0x1d,0x05,0x00,
283     0x03,0x41,0x00,0x7b,0x1d,0xfd,0x24,0xea,0xf2,0xe8,0x17,0xdd,0x88,0x7e,0xfd,0xee,
284     0x28,0x61,0x7a,0x02,0xc3,0x73,0xcf,0x32,0x0f,0x7c,0x66,0x87,0x31,0xa7,0xbe,0x1b,
285     0x31,0xe2,0x20,0xa5,0x76,0x91,0x68,0x97,0x53,0x9e,0x80,0xcd,0x2b,0xd0,0x8e,0x8b,
286     0x7f,0x89,0x1b,0x62,0xa8,0xf8,0xee,0x5e,0x56,0xbd,0x9c,0x6b,0x80,0x06,0x54,0xd3,
287     0xf0,0xbf,0xb2,0x31,0x00,0x01,0x00,0x14,0x00,0xc7,0x32,0xf2,0x5b,0x98,0x0e,0x04,
288     0x49,0xa0,0x27,0x7e,0xf5,0xf6,0x0f,0xda,0x08,0x1d,0xe9,0x79,0xd1,0x31,0xc6,0x50,
289     0x90,0x4a,0xd3,0x1f,0x1d,0xf0,0x65,0x0d,0xb6,0x1f,0xaf,0xc9,0x1d
290     };
291    
292     /* Send license certificate and related data to the server */
293     void rdp_send_cert(HCONN conn)
294     {
295     mcs_init_data(conn);
296     prs_io_uint8s(&conn->out, precanned_cert_packet, sizeof(precanned_cert_packet));
297     MARK_END(conn->out);
298     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
299     }
300    
301     /* Initialise RDP transport packet */
302     void rdp_init(HCONN conn)
303     {
304     mcs_init_data(conn);
305     PUSH_LAYER(conn->out, rdp_offset, 6);
306     }
307    
308     /* Transmit RDP transport packet */
309     void rdp_send(HCONN conn, uint16 pdu_type)
310     {
311     RDP_HEADER hdr;
312     int length;
313    
314     POP_LAYER(conn->out, rdp_offset);
315     length = conn->out.end - conn->out.offset;
316     rdp_make_header(&hdr, length, pdu_type, conn->mcs_userid);
317     rdp_io_header(&conn->out, &hdr);
318     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
319     }
320    
321     /* Initialise RDP transport data packet */
322     void rdp_init_data(HCONN conn)
323     {
324     mcs_init_data(conn);
325     PUSH_LAYER(conn->out, rdp_offset, 18);
326     }
327    
328     /* Transmit RDP transport data packet */
329     void rdp_send_data(HCONN conn, uint16 data_pdu_type)
330     {
331     RDP_HEADER hdr;
332     RDP_DATA_HEADER datahdr;
333     int length = conn->out.end - conn->out.offset;
334    
335     POP_LAYER(conn->out, rdp_offset);
336     length = conn->out.end - conn->out.offset;
337     rdp_make_header(&hdr, length, RDP_PDU_DATA, conn->mcs_userid);
338     rdp_io_header(&conn->out, &hdr);
339     rdp_make_data_header(&datahdr, 0x103ea, length, data_pdu_type);
340     rdp_io_data_header(&conn->out, &datahdr);
341     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
342     }
343    
344     void rdp_send_confirm_active(HCONN conn)
345     {
346     RDP_ACTIVE_PDU active;
347    
348     rdp_init(conn);
349     rdp_make_active_pdu(&active, 0x103ea, conn->mcs_userid);
350     rdp_io_active_pdu(&conn->out, &active, RDP_PDU_CONFIRM_ACTIVE);
351     MARK_END(conn->out);
352     rdp_send(conn, RDP_PDU_CONFIRM_ACTIVE);
353     }
354    
355     void rdp_send_synchronize(HCONN conn)
356     {
357     RDP_SYNCHRONIZE_PDU sync;
358    
359     rdp_init_data(conn);
360     rdp_make_synchronize_pdu(&sync, 1002);
361     rdp_io_synchronize_pdu(&conn->out, &sync);
362     MARK_END(conn->out);
363     rdp_send_data(conn, RDP_DATA_PDU_SYNCHRONIZE);
364     }
365    
366     void rdp_send_control(HCONN conn, uint16 action)
367     {
368     RDP_CONTROL_PDU control;
369    
370     rdp_init_data(conn);
371     rdp_make_control_pdu(&control, action);
372     rdp_io_control_pdu(&conn->out, &control);
373     MARK_END(conn->out);
374     rdp_send_data(conn, RDP_DATA_PDU_CONTROL);
375     }
376    
377     void rdp_send_fonts(HCONN conn, uint16 seqno)
378     {
379     RDP_FONT_PDU fonts;
380    
381     rdp_init_data(conn);
382     rdp_make_font_pdu(&fonts, seqno);
383     rdp_io_font_pdu(&conn->out, &fonts);
384     MARK_END(conn->out);
385     rdp_send_data(conn, RDP_DATA_PDU_FONT2);
386     }
387    
388     void rdp_send_input(HCONN conn)
389     {
390     RDP_INPUT_PDU input;
391    
392     rdp_init_data(conn);
393     rdp_make_input_pdu(&input);
394     rdp_io_input_pdu(&conn->out, &input);
395     MARK_END(conn->out);
396     rdp_send_data(conn, RDP_DATA_PDU_INPUT);
397     }
398    
399     BOOL rdp_recv_pdu(HCONN conn, uint8 *type)
400     {
401     RDP_HEADER hdr;
402    
403     if (!mcs_recv(conn, False) || !rdp_io_header(&conn->in, &hdr))
404     return False;
405    
406     *type = hdr.pdu_type & 0xf;
407     return True;
408     }
409    
410     /* Disconnect from the RDP layer */
411     void rdp_disconnect(HCONN conn)
412     {
413     mcs_disconnect(conn);
414     }
415    
416     void rdp_make_header(RDP_HEADER *hdr, uint16 length, uint16 pdu_type,
417     uint16 userid)
418     {
419     hdr->length = length;
420     hdr->pdu_type = pdu_type | 0x10; /* Version 1 */
421     hdr->userid = userid + 1001;
422     }
423    
424     void rdp_make_data_header(RDP_DATA_HEADER *hdr, uint32 shareid,
425     uint16 length, uint16 data_pdu_type)
426     {
427     hdr->shareid = shareid;
428     hdr->pad = 0;
429     hdr->streamid = 1;
430     hdr->length = length - 14;
431     hdr->data_pdu_type = data_pdu_type;
432     hdr->compress_type = 0;
433     hdr->compress_len = 0;
434     }
435    
436     void rdp_make_general_caps(RDP_GENERAL_CAPS *caps)
437     {
438     caps->os_major_type = 1;
439     caps->os_minor_type = 3;
440     caps->ver_protocol = 0x200;
441     }
442    
443     void rdp_make_bitmap_caps(RDP_BITMAP_CAPS *caps)
444     {
445     caps->preferred_bpp = 8;
446     caps->receive1bpp = 1;
447     caps->receive4bpp = 1;
448     caps->receive8bpp = 1;
449     caps->width = 640;
450     caps->height = 480;
451     caps->compression = 1;
452     caps->unknown2 = 1;
453     }
454    
455     void rdp_make_order_caps(RDP_ORDER_CAPS *caps)
456     {
457     caps->xgranularity = 1;
458     caps->ygranularity = 20;
459     caps->max_order_level = 1;
460     caps->num_fonts = 0x147;
461     caps->cap_flags = 0x2A;
462    
463     // caps->cap_flags = ORDER_CAP_NEGOTIATE | ORDER_CAP_NOSUPPORT;
464    
465     caps->support[0] = caps->support[1] = caps->support[2]
466     = caps->support[3] = caps->support[4] = caps->support[5]
467     = caps->support[6] = caps->support[8] = caps->support[11]
468     = caps->support[12] = caps->support[22] = caps->support[28]
469     = caps->support[29] = caps->support[30] = 1;
470     caps->text_cap_flags = 0x6A1;
471     caps->desk_save_size = 0x38400;
472     caps->unknown2 = 0x4E4;
473     }
474    
475     void rdp_make_bmpcache_caps(RDP_BMPCACHE_CAPS *caps)
476     {
477     caps->caches[0].entries = 0x258;
478     caps->caches[0].max_cell_size = 0x100;
479     caps->caches[1].entries = 0x12c;
480     caps->caches[1].max_cell_size = 0x400;
481     caps->caches[2].entries = 0x106;
482     caps->caches[2].max_cell_size = 0x1000;
483     }
484    
485     void rdp_make_control_caps(RDP_CONTROL_CAPS *caps)
486     {
487     caps->control_interest = 2;
488     caps->detach_interest = 2;
489     }
490    
491     void rdp_make_activate_caps(RDP_ACTIVATE_CAPS *caps)
492     {
493     }
494    
495     void rdp_make_pointer_caps(RDP_POINTER_CAPS *caps)
496     {
497     caps->colour_pointer = 0;
498     caps->cache_size = 20;
499     }
500    
501     void rdp_make_share_caps(RDP_SHARE_CAPS *caps, uint16 userid)
502     {
503     }
504    
505     void rdp_make_colcache_caps(RDP_COLCACHE_CAPS *caps)
506     {
507     caps->cache_size = 6;
508     }
509    
510     void rdp_make_active_pdu(RDP_ACTIVE_PDU *pdu, uint32 shareid, uint16 userid)
511     {
512     memset(pdu, 0, sizeof(*pdu));
513     pdu->shareid = shareid;
514     pdu->userid = 1002;
515     pdu->source_len = sizeof(RDP_SOURCE);
516     memcpy(pdu->source, RDP_SOURCE, sizeof(RDP_SOURCE));
517    
518     pdu->caps_len = RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER
519     + RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + RDP_CAPLEN_ACTIVATE
520     + RDP_CAPLEN_CONTROL + RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE
521     + RDP_CAPLEN_UNKNOWN;
522     pdu->num_caps = 0xD;
523    
524     rdp_make_general_caps (&pdu->general_caps );
525     rdp_make_bitmap_caps (&pdu->bitmap_caps );
526     rdp_make_order_caps (&pdu->order_caps );
527     rdp_make_bmpcache_caps(&pdu->bmpcache_caps);
528     rdp_make_control_caps (&pdu->control_caps );
529     rdp_make_activate_caps(&pdu->activate_caps);
530     rdp_make_pointer_caps (&pdu->pointer_caps );
531     rdp_make_share_caps (&pdu->share_caps, userid);
532     rdp_make_colcache_caps(&pdu->colcache_caps);
533     }
534    
535     void rdp_make_control_pdu(RDP_CONTROL_PDU *pdu, uint16 action)
536     {
537     pdu->action = action;
538     pdu->userid = 0;
539     pdu->controlid = 0;
540     }
541    
542     void rdp_make_synchronize_pdu(RDP_SYNCHRONIZE_PDU *pdu, uint16 userid)
543     {
544     pdu->type = 1;
545     pdu->userid = userid;
546     }
547    
548     void rdp_make_font_pdu(RDP_FONT_PDU *pdu, uint16 seqno)
549     {
550     pdu->num_fonts = 0;
551     pdu->unknown1 = 0x3e;
552     pdu->unknown2 = seqno;
553     pdu->entry_size = RDP_FONT_INFO_SIZE;
554     }
555    
556     void rdp_make_input_pdu(RDP_INPUT_PDU *pdu)
557     {
558     uint32 now = time(NULL);
559    
560     pdu->num_events = 3;
561     pdu->pad = 0;
562    
563     pdu->event[0].event_time = now;
564     pdu->event[0].message_type = RDP_INPUT_SYNCHRONIZE;
565     pdu->event[0].device_flags = 0;
566     pdu->event[0].mouse_x = 0;
567     pdu->event[0].mouse_y = 0;
568    
569     pdu->event[1].event_time = now;
570     pdu->event[1].message_type = RDP_INPUT_UNKNOWN;
571     pdu->event[1].device_flags = 0x8000;
572     pdu->event[1].mouse_x = 15;
573     pdu->event[1].mouse_y = 0;
574    
575     pdu->event[2].event_time = now;
576     pdu->event[2].message_type = RDP_INPUT_MOUSE;
577     pdu->event[2].device_flags = MOUSE_FLAG_MOVE;
578     pdu->event[2].mouse_x = 425;
579     pdu->event[2].mouse_y = 493;
580     }
581    
582     BOOL rdp_io_header(STREAM s, RDP_HEADER *hdr)
583     {
584     BOOL res = True;
585    
586     res = res ? lsb_io_uint16(s, &hdr->length ) : False;
587     res = res ? lsb_io_uint16(s, &hdr->pdu_type) : False;
588     res = res ? lsb_io_uint16(s, &hdr->userid ) : False;
589    
590     return res;
591     }
592    
593     BOOL rdp_io_data_header(STREAM s, RDP_DATA_HEADER *hdr)
594     {
595     BOOL res = True;
596    
597     res = res ? lsb_io_uint32(s, &hdr->shareid ) : False;
598     res = res ? prs_io_uint8 (s, &hdr->pad ) : False;
599     res = res ? prs_io_uint8 (s, &hdr->streamid ) : False;
600     res = res ? lsb_io_uint16(s, &hdr->length ) : False;
601     res = res ? prs_io_uint8 (s, &hdr->data_pdu_type) : False;
602     res = res ? prs_io_uint8 (s, &hdr->compress_type) : False;
603     res = res ? lsb_io_uint16(s, &hdr->compress_len ) : False;
604    
605     return res;
606     }
607    
608     BOOL rdp_io_general_caps(STREAM s, RDP_GENERAL_CAPS *caps)
609     {
610     uint16 length = RDP_CAPLEN_GENERAL;
611     uint16 pkt_length = length;
612     BOOL res;
613    
614     res = lsb_io_uint16(s, &pkt_length);
615     if (pkt_length != length)
616     {
617     fprintf(stderr, "Unrecognised capabilities size\n");
618     return False;
619     }
620    
621     res = res ? lsb_io_uint16(s, &caps->os_major_type ) : False;
622     res = res ? lsb_io_uint16(s, &caps->os_minor_type ) : False;
623     res = res ? lsb_io_uint16(s, &caps->ver_protocol ) : False;
624     res = res ? lsb_io_uint16(s, &caps->pad1 ) : False;
625     res = res ? lsb_io_uint16(s, &caps->compress_types) : False;
626     res = res ? lsb_io_uint16(s, &caps->pad2 ) : False;
627     res = res ? lsb_io_uint16(s, &caps->cap_update ) : False;
628     res = res ? lsb_io_uint16(s, &caps->remote_unshare) : False;
629     res = res ? lsb_io_uint16(s, &caps->compress_level) : False;
630     res = res ? lsb_io_uint16(s, &caps->pad3 ) : False;
631    
632     return res;
633     }
634    
635     BOOL rdp_io_bitmap_caps(STREAM s, RDP_BITMAP_CAPS *caps)
636     {
637     uint16 length = RDP_CAPLEN_BITMAP;
638     uint16 pkt_length = length;
639     BOOL res;
640    
641     res = lsb_io_uint16(s, &pkt_length);
642     if (pkt_length != length)
643     {
644     fprintf(stderr, "Unrecognised capabilities size\n");
645     return False;
646     }
647    
648     res = res ? lsb_io_uint16(s, &caps->preferred_bpp) : False;
649     res = res ? lsb_io_uint16(s, &caps->receive1bpp ) : False;
650     res = res ? lsb_io_uint16(s, &caps->receive4bpp ) : False;
651     res = res ? lsb_io_uint16(s, &caps->receive8bpp ) : False;
652     res = res ? lsb_io_uint16(s, &caps->width ) : False;
653     res = res ? lsb_io_uint16(s, &caps->height ) : False;
654     res = res ? lsb_io_uint16(s, &caps->pad1 ) : False;
655     res = res ? lsb_io_uint16(s, &caps->allow_resize ) : False;
656     res = res ? lsb_io_uint16(s, &caps->compression ) : False;
657     res = res ? lsb_io_uint16(s, &caps->unknown1 ) : False;
658     res = res ? lsb_io_uint16(s, &caps->unknown2 ) : False;
659     res = res ? lsb_io_uint16(s, &caps->pad2 ) : False;
660    
661     return res;
662     }
663    
664     BOOL rdp_io_order_caps(STREAM s, RDP_ORDER_CAPS *caps)
665     {
666     uint16 length = RDP_CAPLEN_ORDER;
667     uint16 pkt_length = length;
668     BOOL res;
669    
670     res = lsb_io_uint16(s, &pkt_length);
671     if (pkt_length != length)
672     {
673     fprintf(stderr, "Unrecognised capabilities size\n");
674     return False;
675     }
676    
677     res = res ? prs_io_uint8s(s, caps->terminal_desc, 16) : False;
678     res = res ? lsb_io_uint32(s, &caps->pad1 ) : False;
679     res = res ? lsb_io_uint16(s, &caps->xgranularity ) : False;
680     res = res ? lsb_io_uint16(s, &caps->ygranularity ) : False;
681     res = res ? lsb_io_uint16(s, &caps->pad2 ) : False;
682     res = res ? lsb_io_uint16(s, &caps->max_order_level ) : False;
683     res = res ? lsb_io_uint16(s, &caps->num_fonts ) : False;
684     res = res ? lsb_io_uint16(s, &caps->cap_flags ) : False;
685     res = res ? prs_io_uint8s(s, caps->support , 32) : False;
686     res = res ? lsb_io_uint16(s, &caps->text_cap_flags ) : False;
687     res = res ? lsb_io_uint16(s, &caps->pad3 ) : False;
688     res = res ? lsb_io_uint32(s, &caps->pad4 ) : False;
689     res = res ? lsb_io_uint32(s, &caps->desk_save_size ) : False;
690     res = res ? lsb_io_uint32(s, &caps->unknown1 ) : False;
691     res = res ? lsb_io_uint32(s, &caps->unknown2 ) : False;
692    
693     return res;
694     }
695    
696     BOOL rdp_io_bmpcache_info(STREAM s, RDP_BMPCACHE_INFO *info)
697     {
698     if (!lsb_io_uint16(s, &info->entries ))
699     return False;
700    
701     if (!lsb_io_uint16(s, &info->max_cell_size))
702     return False;
703    
704     return True;
705     }
706    
707     BOOL rdp_io_bmpcache_caps(STREAM s, RDP_BMPCACHE_CAPS *caps)
708     {
709     uint16 length = RDP_CAPLEN_BMPCACHE;
710     uint16 pkt_length = length;
711     BOOL res;
712     int i;
713    
714     res = lsb_io_uint16(s, &pkt_length);
715     if (pkt_length != length)
716     {
717     fprintf(stderr, "Unrecognised capabilities size\n");
718     return False;
719     }
720    
721     for (i = 0; i < 6; i++)
722     res = res ? lsb_io_uint32(s, &caps->unused[i]) : False;
723    
724     for (i = 0; i < 3; i++)
725     res = res ? rdp_io_bmpcache_info(s, &caps->caches[i]) : False;
726    
727     return res;
728     }
729    
730     BOOL rdp_io_control_caps(STREAM s, RDP_CONTROL_CAPS *caps)
731     {
732     uint16 length = RDP_CAPLEN_CONTROL;
733     uint16 pkt_length = length;
734     BOOL res;
735    
736     res = lsb_io_uint16(s, &pkt_length);
737     if (pkt_length != length)
738     {
739     fprintf(stderr, "Unrecognised capabilities size\n");
740     return False;
741     }
742    
743     res = res ? lsb_io_uint16(s, &caps->control_caps ) : False;
744     res = res ? lsb_io_uint16(s, &caps->remote_detach ) : False;
745     res = res ? lsb_io_uint16(s, &caps->control_interest) : False;
746     res = res ? lsb_io_uint16(s, &caps->detach_interest ) : False;
747    
748     return res;
749     }
750    
751     BOOL rdp_io_activate_caps(STREAM s, RDP_ACTIVATE_CAPS *caps)
752     {
753     uint16 length = RDP_CAPLEN_ACTIVATE;
754     uint16 pkt_length = length;
755     BOOL res;
756    
757     res = lsb_io_uint16(s, &pkt_length);
758     if (pkt_length != length)
759     {
760     fprintf(stderr, "Unrecognised capabilities size\n");
761     return False;
762     }
763    
764     res = res ? lsb_io_uint16(s, &caps->help_key ) : False;
765     res = res ? lsb_io_uint16(s, &caps->help_index_key ) : False;
766     res = res ? lsb_io_uint16(s, &caps->help_extended_key) : False;
767     res = res ? lsb_io_uint16(s, &caps->window_activate ) : False;
768    
769     return res;
770     }
771    
772     BOOL rdp_io_pointer_caps(STREAM s, RDP_POINTER_CAPS *caps)
773     {
774     uint16 length = RDP_CAPLEN_POINTER;
775     uint16 pkt_length = length;
776     BOOL res;
777    
778     res = lsb_io_uint16(s, &pkt_length);
779     if (pkt_length != length)
780     {
781     fprintf(stderr, "Unrecognised capabilities size\n");
782     return False;
783     }
784    
785     res = res ? lsb_io_uint16(s, &caps->colour_pointer) : False;
786     res = res ? lsb_io_uint16(s, &caps->cache_size ) : False;
787    
788     return res;
789     }
790    
791     BOOL rdp_io_share_caps(STREAM s, RDP_SHARE_CAPS *caps)
792     {
793     uint16 length = RDP_CAPLEN_SHARE;
794     uint16 pkt_length = length;
795     BOOL res;
796    
797     res = lsb_io_uint16(s, &pkt_length);
798     if (pkt_length != length)
799     {
800     fprintf(stderr, "Unrecognised capabilities size\n");
801     return False;
802     }
803    
804     res = res ? lsb_io_uint16(s, &caps->userid) : False;
805     res = res ? lsb_io_uint16(s, &caps->pad ) : False;
806    
807     return res;
808     }
809    
810     BOOL rdp_io_colcache_caps(STREAM s, RDP_COLCACHE_CAPS *caps)
811     {
812     uint16 length = RDP_CAPLEN_COLCACHE;
813     uint16 pkt_length = length;
814     BOOL res;
815    
816     res = lsb_io_uint16(s, &pkt_length);
817     if (pkt_length != length)
818     {
819     fprintf(stderr, "Unrecognised capabilities size\n");
820     return False;
821     }
822    
823     res = res ? lsb_io_uint16(s, &caps->cache_size) : False;
824     res = res ? lsb_io_uint16(s, &caps->pad ) : False;
825    
826     return res;
827     }
828    
829     uint8 canned_caps[] = {
830     0x01,0x00,0x00,0x00,0x09,0x04,0x00,0x00,0x04,
831     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
832     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
833     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
834     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
835     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x00,0x08,0x00,0x01,
836     0x00,0x00,0x00,0x0E,0x00,0x08,0x00,0x01,0x00,0x00,0x00,0x10,0x00,0x34,0x00,0xFE,
837     0x00,0x04,0x00,0xFE,0x00,0x04,0x00,0xFE,0x00,0x08,0x00,0xFE,0x00,0x08,0x00,0xFE,
838     0x00,0x10,0x00,0xFE,0x00,0x20,0x00,0xFE,0x00,0x40,0x00,0xFE,0x00,0x80,0x00,0xFE,
839     0x00,0x00,0x01,0x40,0x00,0x00,0x08,0x00,0x01,0x00,0x01,0x02,0x00,0x00,0x00
840     };
841    
842     BOOL rdp_io_unknown_caps(STREAM s, void *caps)
843     {
844     uint16 length = 0x58;
845     uint16 pkt_length = length;
846     BOOL res;
847    
848     res = lsb_io_uint16(s, &pkt_length);
849     if (pkt_length != length)
850     {
851     fprintf(stderr, "Unrecognised capabilities size\n");
852     return False;
853     }
854    
855     res = res ? prs_io_uint8s(s, canned_caps, RDP_CAPLEN_UNKNOWN-4) : False;
856    
857     return res;
858     }
859    
860     BOOL rdp_io_active_pdu(STREAM s, RDP_ACTIVE_PDU *pdu, int pdutype)
861     {
862     uint16 capset;
863     uint16 length;
864     BOOL res;
865     int i;
866    
867     res = lsb_io_uint32(s, &pdu->shareid);
868    
869     if (pdutype == RDP_PDU_CONFIRM_ACTIVE)
870     res = res ? lsb_io_uint16(s, &pdu->userid ) : False;
871    
872     res = res ? lsb_io_uint16(s, &pdu->source_len) : False;
873     res = res ? lsb_io_uint16(s, &pdu->caps_len ) : False;
874    
875     if (pdu->source_len > 48)
876     {
877     fprintf(stderr, "RDP source descriptor too long\n");
878     return False;
879     }
880    
881     res = res ? prs_io_uint8s(s, pdu->source, pdu->source_len) : False;
882     res = res ? lsb_io_uint16(s, &pdu->num_caps ) : False;
883     res = res ? lsb_io_uint16(s, &pdu->pad ) : False;
884    
885     if (s->marshall)
886     {
887     capset = RDP_CAPSET_GENERAL;
888     res = res ? lsb_io_uint16(s, &capset) : False;
889     res = res ? rdp_io_general_caps(s, &pdu->general_caps) : False;
890    
891     capset = RDP_CAPSET_BITMAP;
892     res = res ? lsb_io_uint16(s, &capset) : False;
893     res = res ? rdp_io_bitmap_caps (s, &pdu->bitmap_caps ) : False;
894    
895     capset = RDP_CAPSET_ORDER;
896     res = res ? lsb_io_uint16(s, &capset) : False;
897     res = res ? rdp_io_order_caps (s, &pdu->order_caps ) : False;
898    
899     capset = RDP_CAPSET_BMPCACHE;
900     res = res ? lsb_io_uint16(s, &capset) : False;
901     res = res ? rdp_io_bmpcache_caps(s, &pdu->bmpcache_caps) : False;
902    
903     capset = RDP_CAPSET_COLCACHE;
904     res = res ? lsb_io_uint16(s, &capset) : False;
905     res = res ? rdp_io_colcache_caps(s, &pdu->colcache_caps) : False;
906    
907     capset = RDP_CAPSET_ACTIVATE;
908     res = res ? lsb_io_uint16(s, &capset) : False;
909     res = res ? rdp_io_activate_caps(s, &pdu->activate_caps) : False;
910    
911     capset = RDP_CAPSET_CONTROL;
912     res = res ? lsb_io_uint16(s, &capset) : False;
913     res = res ? rdp_io_control_caps(s, &pdu->control_caps) : False;
914    
915     capset = RDP_CAPSET_POINTER;
916     res = res ? lsb_io_uint16(s, &capset) : False;
917     res = res ? rdp_io_pointer_caps(s, &pdu->pointer_caps) : False;
918    
919     capset = RDP_CAPSET_SHARE;
920     res = res ? lsb_io_uint16(s, &capset) : False;
921     res = res ? rdp_io_share_caps (s, &pdu->share_caps ) : False;
922    
923     capset = RDP_CAPSET_UNKNOWN;
924     res = res ? lsb_io_uint16(s, &capset) : False;
925     res = res ? rdp_io_unknown_caps(s, NULL) : False;
926     }
927     else
928     {
929     for (i = 0; i < pdu->num_caps; i++)
930     {
931     if (!res)
932     return False;
933    
934     if (!lsb_io_uint16(s, &capset))
935     return False;
936    
937     switch (capset)
938     {
939     case RDP_CAPSET_GENERAL:
940     res = rdp_io_general_caps (s, &pdu->general_caps );
941     break;
942     case RDP_CAPSET_BITMAP:
943     res = rdp_io_bitmap_caps (s, &pdu->bitmap_caps );
944     break;
945     case RDP_CAPSET_ORDER:
946     res = rdp_io_order_caps (s, &pdu->order_caps );
947     break;
948     case RDP_CAPSET_BMPCACHE:
949     res = rdp_io_bmpcache_caps(s, &pdu->bmpcache_caps);
950     break;
951     case RDP_CAPSET_CONTROL:
952     res = rdp_io_control_caps (s, &pdu->control_caps );
953     break;
954     case RDP_CAPSET_ACTIVATE:
955     res = rdp_io_activate_caps(s, &pdu->activate_caps);
956     break;
957     case RDP_CAPSET_POINTER:
958     res = rdp_io_pointer_caps (s, &pdu->pointer_caps );
959     break;
960     case RDP_CAPSET_SHARE:
961     res = rdp_io_share_caps (s, &pdu->share_caps );
962     break;
963     case RDP_CAPSET_COLCACHE:
964     res = rdp_io_colcache_caps(s, &pdu->colcache_caps);
965     break;
966     default:
967     fprintf(stderr, "Warning: Unrecognised capset %x\n",
968     capset);
969    
970     if (!lsb_io_uint16(s, &length))
971     return False;
972    
973     s->offset += (length - 4);
974     }
975     }
976     }
977    
978     return res;
979     }
980    
981     BOOL rdp_io_control_pdu(STREAM s, RDP_CONTROL_PDU *pdu)
982     {
983     BOOL res = True;
984    
985     res = res ? lsb_io_uint16(s, &pdu->action ) : False;
986     res = res ? lsb_io_uint16(s, &pdu->userid ) : False;
987     res = res ? lsb_io_uint32(s, &pdu->controlid) : False;
988    
989     return res;
990     }
991    
992     BOOL rdp_io_synchronize_pdu(STREAM s, RDP_SYNCHRONIZE_PDU *pdu)
993     {
994     BOOL res = True;
995    
996     res = res ? lsb_io_uint16(s, &pdu->type ) : False;
997     res = res ? lsb_io_uint16(s, &pdu->userid) : False;
998    
999     return res;
1000     }
1001    
1002     BOOL rdp_io_input_event(STREAM s, RDP_INPUT_EVENT *evt)
1003     {
1004     BOOL res = True;
1005    
1006     res = res ? lsb_io_uint32(s, &evt->event_time) : False;
1007     res = res ? lsb_io_uint16(s, &evt->message_type) : False;
1008    
1009     if (!res)
1010     return False;
1011    
1012     switch (evt->message_type)
1013     {
1014     case RDP_INPUT_CODEPOINT:
1015     case RDP_INPUT_VIRTKEY:
1016     res = res ? lsb_io_uint16(s, &evt->device_flags) : False;
1017     res = res ? lsb_io_uint16(s, &evt->kbd_keycode ) : False;
1018     break;
1019     case RDP_INPUT_SYNCHRONIZE:
1020     case RDP_INPUT_UNKNOWN:
1021     case RDP_INPUT_MOUSE:
1022     res = res ? lsb_io_uint16(s, &evt->device_flags) : False;
1023     res = res ? lsb_io_uint16(s, &evt->mouse_x ) : False;
1024     res = res ? lsb_io_uint16(s, &evt->mouse_y ) : False;
1025     break;
1026     default:
1027     fprintf(stderr, "Unknown input type %d\n", evt->message_type);
1028     return False;
1029     }
1030    
1031     return res;
1032     }
1033    
1034     BOOL rdp_io_input_pdu(STREAM s, RDP_INPUT_PDU *pdu)
1035     {
1036     BOOL res = True;
1037     int i;
1038    
1039     res = res ? lsb_io_uint16(s, &pdu->num_events) : False;
1040     res = res ? lsb_io_uint16(s, &pdu->pad ) : False;
1041    
1042     if (pdu->num_events > RDP_MAX_EVENTS)
1043     {
1044     fprintf(stderr, "Too many events in one PDU\n");
1045     return False;
1046     }
1047    
1048     for (i = 0; i < pdu->num_events; i++)
1049     {
1050     res = res ? rdp_io_input_event(s, &pdu->event[i]) : False;
1051     }
1052    
1053     return res;
1054     }
1055    
1056     BOOL rdp_io_font_info(STREAM s, RDP_FONT_INFO *font)
1057     {
1058     BOOL res = True;
1059    
1060     res = res ? prs_io_uint8s(s, font->name, 32 ) : False;
1061     res = res ? lsb_io_uint16(s, &font->flags ) : False;
1062     res = res ? lsb_io_uint16(s, &font->width ) : False;
1063     res = res ? lsb_io_uint16(s, &font->height ) : False;
1064     res = res ? lsb_io_uint16(s, &font->xaspect ) : False;
1065     res = res ? lsb_io_uint16(s, &font->yaspect ) : False;
1066     res = res ? lsb_io_uint32(s, &font->signature) : False;
1067     res = res ? lsb_io_uint16(s, &font->codepage ) : False;
1068     res = res ? lsb_io_uint16(s, &font->ascent ) : False;
1069    
1070     return res;
1071     }
1072    
1073     BOOL rdp_io_font_pdu(STREAM s, RDP_FONT_PDU *pdu)
1074     {
1075     BOOL res = True;
1076     int i;
1077    
1078     res = res ? lsb_io_uint16(s, &pdu->num_fonts ) : False;
1079     res = res ? lsb_io_uint16(s, &pdu->unknown1 ) : False;
1080     res = res ? lsb_io_uint16(s, &pdu->unknown2 ) : False;
1081     res = res ? lsb_io_uint16(s, &pdu->entry_size) : False;
1082    
1083     if (pdu->num_fonts > RDP_MAX_FONTS)
1084     {
1085     fprintf(stderr, "Too many fonts in one PDU\n");
1086     return False;
1087     }
1088    
1089     for (i = 0; i < pdu->num_fonts; i++)
1090     {
1091     res = res ? rdp_io_font_info(s, &pdu->font[i]) : False;
1092     }
1093    
1094     return res;
1095     }
1096    
1097     BOOL rdp_io_update_pdu(STREAM s, RDP_UPDATE_PDU *pdu)
1098     {
1099     BOOL res = True;
1100    
1101     res = res ? lsb_io_uint16(s, &pdu->update_type) : False;
1102     res = res ? lsb_io_uint16(s, &pdu->pad ) : False;
1103    
1104     return res;
1105     }
1106    
1107     BOOL rdp_io_secondary_order(STREAM s, RDP_SECONDARY_ORDER *rso)
1108     {
1109     BOOL res = True;
1110    
1111     res = res ? lsb_io_uint16(s, &rso->length) : False;
1112     res = res ? lsb_io_uint16(s, &rso->flags ) : False;
1113     res = res ? prs_io_uint8 (s, &rso->type ) : False;
1114    
1115     return res;
1116     }
1117    
1118     BOOL rdp_io_bitmap_header(STREAM s, RDP_BITMAP_HEADER *rdh)
1119     {
1120     BOOL res = True;
1121    
1122     res = res ? prs_io_uint8 (s, &rdh->cache_id ) : False;
1123     res = res ? prs_io_uint8 (s, &rdh->pad1 ) : False;
1124     res = res ? prs_io_uint8 (s, &rdh->width ) : False;
1125     res = res ? prs_io_uint8 (s, &rdh->height ) : False;
1126     res = res ? prs_io_uint8 (s, &rdh->bpp ) : False;
1127     res = res ? lsb_io_uint16(s, &rdh->bufsize ) : False;
1128     res = res ? lsb_io_uint16(s, &rdh->cache_idx ) : False;
1129     res = res ? lsb_io_uint16(s, &rdh->pad2 ) : False;
1130     res = res ? lsb_io_uint16(s, &rdh->size ) : False;
1131     res = res ? lsb_io_uint16(s, &rdh->row_size ) : False;
1132     res = res ? lsb_io_uint16(s, &rdh->final_size) : False;
1133    
1134     return res;
1135     }
  ViewVC Help
Powered by ViewVC 1.1.26