/[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 6 - (hide annotations)
Wed Jul 5 07:44:21 2000 UTC (23 years, 10 months ago) by matty
File MIME type: text/plain
File size: 34534 byte(s) 
Started hacking on an X-Windows (Xlib) interface.
Currently pops up a window and displays bitmaps it sees side by side.
Next step is to go back to the protocol and interpret the surrounding data
stream.
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     uint8 type;
29    
30     if ((conn = mcs_connect(server)) == NULL)
31     return NULL;
32    
33     rdp_establish_key(conn);
34     mcs_recv(conn, False); /* Server's licensing certificate */
35     rdp_send_cert(conn);
36     mcs_recv(conn, False);
37    
38 matty 6 if (!rdp_recv_pdu(conn, &type) || (type != RDP_PDU_DEMAND_ACTIVE))
39 matty 3 {
40     fprintf(stderr, "RDP error, expected Demand Active\n");
41     mcs_disconnect(conn);
42     return NULL;
43     }
44    
45     rdp_io_active_pdu(&conn->in, &active, RDP_PDU_DEMAND_ACTIVE);
46     rdp_send_confirm_active(conn);
47     rdp_send_synchronize(conn);
48     rdp_send_control(conn, RDP_CTL_COOPERATE);
49     rdp_send_control(conn, RDP_CTL_REQUEST_CONTROL);
50     rdp_recv_pdu(conn, &type); // RDP_PDU_SYNCHRONIZE
51     rdp_recv_pdu(conn, &type); // RDP_CTL_COOPERATE
52     rdp_recv_pdu(conn, &type); // RDP_CTL_GRANT_CONTROL
53     rdp_send_input(conn);
54     rdp_send_fonts(conn, 1);
55     rdp_send_fonts(conn, 2);
56     rdp_recv_pdu(conn, &type); // RDP_PDU_UNKNOWN 0x28
57 matty 6
58     return conn;
59     }
60    
61     void rdp_main_loop(HCONN conn)
62     {
63     RDP_DATA_HEADER hdr;
64     RDP_UPDATE_PDU update;
65     RDP_ORDER_STATE os;
66     uint8 type;
67    
68     memset(&os, 0, sizeof(os));
69    
70 matty 3 while (rdp_recv_pdu(conn, &type))
71     {
72     if (type != RDP_PDU_DATA)
73     continue;
74    
75     rdp_io_data_header(&conn->in, &hdr);
76    
77     switch (hdr.data_pdu_type)
78     {
79     case RDP_DATA_PDU_UPDATE:
80     rdp_io_update_pdu(&conn->in, &update);
81     if (update.update_type == RDP_UPDATE_ORDERS)
82     {
83     fprintf(stderr, "Received orders\n");
84     process_orders(conn, &os);
85     }
86     break;
87     }
88     }
89     }
90    
91     void prs_io_coord(STREAM s, uint16 *coord, BOOL delta)
92     {
93     uint8 change;
94    
95     if (delta)
96     {
97     prs_io_uint8(s, &change);
98     *coord += change;
99     }
100     else
101     {
102     lsb_io_uint16(s, coord);
103     }
104     }
105    
106     void process_opaque_rect(HCONN conn, RDP_ORDER_STATE *os, BOOL delta)
107     {
108     uint8 present;
109     prs_io_uint8(&conn->in, &present);
110    
111     if (present & 1)
112     prs_io_coord(&conn->in, &os->opaque_rect.x, delta);
113    
114     if (present & 2)
115     prs_io_coord(&conn->in, &os->opaque_rect.y, delta);
116    
117     if (present & 4)
118     prs_io_coord(&conn->in, &os->opaque_rect.cx, delta);
119    
120     if (present & 8)
121     prs_io_coord(&conn->in, &os->opaque_rect.cy, delta);
122    
123     if (present & 16)
124     prs_io_uint8(&conn->in, &os->opaque_rect.colour);
125    
126     fprintf(stderr, "Opaque rectangle at %d, %d\n", os->opaque_rect.x, os->opaque_rect.y);
127     }
128    
129 matty 6 void process_bmpcache(HCONN conn)
130     {
131    
132     RDP_BITMAP_HEADER rbh;
133     char *bmpdata;
134     HBITMAP bmp;
135     static int x = 0;
136    
137     rdp_io_bitmap_header(&conn->in, &rbh);
138     fprintf(stderr, "Decompressing bitmap %d x %d, final size %d\n", rbh.width, rbh.height, rbh.final_size);
139    
140     bmpdata = malloc(rbh.width * rbh.height);
141     bitmap_decompress(conn->in.data
142     + conn->in.offset, rbh.size,
143     bmpdata, rbh.width);
144     conn->in.offset += rbh.size;
145    
146     bmp = ui_create_bitmap(conn->wnd, rbh.width, rbh.height, bmpdata);
147     ui_paint_bitmap(conn->wnd, bmp, x, 0);
148     ui_destroy_bitmap(bmp);
149    
150     x += rbh.width;
151     }
152    
153 matty 3 void process_orders(HCONN conn, RDP_ORDER_STATE *os)
154     {
155     uint16 num_orders;
156     int processed = 0;
157     BOOL res = True;
158     // unsigned char *p;
159    
160     lsb_io_uint16(&conn->in, &num_orders);
161    
162     conn->in.offset += 2;
163     // p = &conn->in.data[conn->in.offset];
164    
165     // fprintf(stderr, "%02X %02X %02X %02X\n", p[0], p[1], p[2], p[3]);
166    
167     while ((processed < num_orders) && res)
168     {
169     uint8 order_flags;
170    
171     prs_io_uint8(&conn->in, &order_flags);
172    
173     if (!(order_flags & RDP_ORDER_STANDARD))
174     return;
175    
176     if (order_flags & RDP_ORDER_SECONDARY)
177     {
178     RDP_SECONDARY_ORDER rso;
179    
180     rdp_io_secondary_order(&conn->in, &rso);
181     switch (rso.type)
182     {
183     case RDP_ORDER_BMPCACHE:
184 matty 6 process_bmpcache(conn);
185 matty 3 break;
186     default:
187     fprintf(stderr, "Unknown secondary order %d\n",
188     rso.type);
189     return;
190     }
191    
192    
193     }
194    
195     if (order_flags & RDP_ORDER_CHANGE)
196     prs_io_uint8(&conn->in, &os->order_type);
197    
198     switch (os->order_type)
199     {
200     case RDP_ORDER_OPAQUE_RECT:
201     process_opaque_rect(conn, os, order_flags & RDP_ORDER_DELTA);
202     break;
203     default:
204     fprintf(stderr, "Unknown order %d\n", os->order_type);
205     return;
206     }
207    
208     processed++;
209     }
210     }
211    
212     /* Work this out later. This is useless anyway when encryption is off. */
213     uint8 precanned_key_packet[] = {
214     0x48,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x00,0x00,0x00,0x00,0x00,
215     0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x6c,0x86,
216     0xf7,0x99,0xef,0x60,0xc4,0x49,0x52,0xd0,0xd8,0xea,0xb5,0x4f,0x58,0x19,
217     0x52,0x2a,0x93,0x83,0x57,0x4f,0x4e,0x04,0xde,0x96,0x51,0xab,0x13,0x20,
218     0xd8,0xe5,0x00,0x00,0x00,0x00,0x00,0x00
219     };
220    
221     /* Create an RC4 key and transfer it to the server */
222     void rdp_establish_key(HCONN conn)
223     {
224     mcs_init_data(conn);
225     memcpy(conn->out.data + conn->out.offset, precanned_key_packet,
226     sizeof(precanned_key_packet));
227     conn->out.offset += sizeof(precanned_key_packet);
228     MARK_END(conn->out);
229     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
230     }
231    
232     /* Horrible horrible certificate stuff. Work out later. */
233     uint8 precanned_cert_packet[] = {
234     0x80,0x00,0x00,0x00,0x12,0x02,0xb4,0x04,0x01,0x00,0x00,
235     0x00,0x00,0x00,0x01,0x02,0x9d,0xa3,0x7a,0x93,0x34,0x7b,0x28,0x37,0x24,0xa0,0x1f,
236     0x61,0x26,0xfd,0x96,0x3a,0x92,0x83,0xf3,0xe9,0x6a,0x2e,0x81,0x7c,0x2c,0xe4,0x72,//
237     0x01,0x18,0xe9,0xa1,0x0f,0x00,0x00,0x48,0x00,0x84,0x23,0x90,0xe6,0xd3,0xf8,0x20,
238     0xdb,0xa8,0x1b,0xb2,0xd0,0x78,0x2c,0x35,0xde,0xe3,0x0e,0x63,0x40,0xca,0xac,0x71,
239     0xc9,0x17,0x49,0x05,0x25,0xeb,0x9b,0xd0,0xa6,0x5c,0x90,0x3e,0x9d,0x4b,0x27,0x01,
240     0x79,0x1c,0x22,0xfb,0x3c,0x2c,0xb9,0x9f,0xf5,0x21,0xf3,0xee,0xd5,0x4d,0x47,0x1c,
241     0x85,0xbe,0x83,0x93,0xe8,0xed,0x8c,0x5c,0x82,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
242     0x00,0x01,0x00,0x10,0x04,0x30,0x82,0x04,0x0c,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,
243     0x0d,0x01,0x07,0x02,0xa0,0x82,0x03,0xfd,0x30,0x82,0x03,0xf9,0x02,0x01,0x01,0x31,
244     0x00,0x30,0x0b,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x07,0x01,0xa0,0x82,
245     0x03,0xe1,0x30,0x82,0x01,0x77,0x30,0x82,0x01,0x25,0xa0,0x03,0x02,0x01,0x02,0x02,
246     0x08,0x01,0xbf,0x06,0x84,0x9d,0xdb,0x2d,0xe0,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,
247     0x86,0xf7,0x0d,0x01,0x01,0x01,0x05,0x00,0x30,0x38,0x31,0x36,0x30,0x11,0x06,0x03,
248     0x55,0x04,0x03,0x1e,0x0a,0x00,0x4e,0x00,0x54,0x00,0x54,0x00,0x53,0x00,0x45,0x30,
249     0x21,0x06,0x03,0x55,0x04,0x07,0x1e,0x1a,0x00,0x4d,0x00,0x69,0x00,0x63,0x00,0x72,
250     0x00,0x6f,0x00,0x73,0x00,0x6f,0x00,0x66,0x00,0x74,0x00,0x2e,0x00,0x63,0x00,0x6f,
251     0x00,0x6d,0x30,0x1e,0x17,0x0d,0x39,0x39,0x30,0x39,0x32,0x34,0x31,0x32,0x30,0x32,
252     0x30,0x34,0x5a,0x17,0x0d,0x34,0x39,0x30,0x39,0x32,0x34,0x31,0x32,0x30,0x32,0x30,
253     0x34,0x5a,0x30,0x38,0x31,0x36,0x30,0x11,0x06,0x03,0x55,0x04,0x03,0x1e,0x0a,0x00,
254     0x4e,0x00,0x54,0x00,0x54,0x00,0x53,0x00,0x45,0x30,0x21,0x06,0x03,0x55,0x04,0x07,
255     0x1e,0x1a,0x00,0x4d,0x00,0x69,0x00,0x63,0x00,0x72,0x00,0x6f,0x00,0x73,0x00,0x6f,
256     0x00,0x66,0x00,0x74,0x00,0x2e,0x00,0x63,0x00,0x6f,0x00,0x6d,0x30,0x5c,0x30,0x0d,
257     0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x01,0x05,0x00,0x03,0x4b,0x00,
258     0x30,0x48,0x02,0x41,0x00,0x91,0xb2,0x16,0x1c,0xae,0x4f,0x7f,0x7c,0xaf,0x57,0x2b,
259     0x23,0x4c,0x0c,0x25,0x3c,0x4f,0x66,0x9d,0x25,0xc3,0x4f,0x29,0xee,0x8b,0xda,0x4e,
260     0x95,0xe7,0x3b,0xaa,0xc0,0xa7,0xba,0xaf,0x99,0x8c,0x47,0x24,0x8b,0x09,0x77,0xbc,
261     0x2c,0xf4,0xe7,0x1a,0x07,0x58,0x7b,0x11,0x37,0x2a,0xa8,0x90,0xc3,0x50,0x92,0x80,
262     0x15,0xc5,0xda,0x51,0x8b,0x02,0x03,0x01,0x00,0x01,0xa3,0x13,0x30,0x11,0x30,0x0f,
263     0x06,0x03,0x55,0x1d,0x13,0x04,0x08,0x30,0x06,0x01,0x01,0xff,0x02,0x01,0x00,0x30,
264     0x09,0x06,0x05,0x2b,0x0e,0x03,0x02,0x1d,0x05,0x00,0x03,0x41,0x00,0x14,0x04,0x67,
265     0x28,0xc8,0xd3,0x1f,0x13,0x14,0x2e,0x2c,0x93,0x09,0x25,0xbb,0xbe,0x86,0x6a,0xd3,
266     0x47,0x6f,0x44,0x16,0x7b,0x94,0x8c,0xb2,0xa2,0xd5,0xf7,0x4f,0xb1,0x8f,0x7f,0xde,
267     0x0b,0x88,0x34,0x4a,0x1d,0xdc,0xa1,0xfd,0x26,0xbd,0x43,0xbb,0x38,0xf1,0x87,0x34,
268     0xbb,0xe9,0x3b,0xfa,0x7f,0x1e,0xff,0xe1,0x10,0x7e,0xee,0x6e,0xd8,0x30,0x82,0x02,
269     0x62,0x30,0x82,0x02,0x10,0xa0,0x03,0x02,0x01,0x02,0x02,0x05,0x01,0x00,0x00,0x00,
270     0x01,0x30,0x09,0x06,0x05,0x2b,0x0e,0x03,0x02,0x1d,0x05,0x00,0x30,0x38,0x31,0x36,
271     0x30,0x11,0x06,0x03,0x55,0x04,0x03,0x1e,0x0a,0x00,0x4e,0x00,0x54,0x00,0x54,0x00,
272     0x53,0x00,0x45,0x30,0x21,0x06,0x03,0x55,0x04,0x07,0x1e,0x1a,0x00,0x4d,0x00,0x69,
273     0x00,0x63,0x00,0x72,0x00,0x6f,0x00,0x73,0x00,0x6f,0x00,0x66,0x00,0x74,0x00,0x2e,
274     0x00,0x63,0x00,0x6f,0x00,0x6d,0x30,0x1e,0x17,0x0d,0x39,0x39,0x30,0x39,0x32,0x34,
275     0x30,0x30,0x30,0x30,0x30,0x30,0x5a,0x17,0x0d,0x34,0x39,0x30,0x39,0x32,0x34,0x30,
276     0x30,0x30,0x30,0x30,0x30,0x5a,0x30,0x79,0x31,0x77,0x30,0x17,0x06,0x03,0x55,0x04,
277     0x03,0x1e,0x10,0x00,0x52,0x00,0x45,0x00,0x53,0x00,0x37,0x00,0x2d,0x00,0x4e,0x00,
278     0x45,0x00,0x57,0x30,0x17,0x06,0x03,0x55,0x04,0x07,0x1e,0x10,0x00,0x7a,0x00,0x32,
279     0x00,0x32,0x00,0x33,0x00,0x32,0x00,0x32,0x00,0x30,0x00,0x33,0x30,0x43,0x06,0x03,
280     0x55,0x04,0x05,0x1e,0x3c,0x00,0x31,0x00,0x42,0x00,0x63,0x00,0x4b,0x00,0x65,0x00,
281     0x57,0x00,0x50,0x00,0x6c,0x00,0x37,0x00,0x58,0x00,0x47,0x00,0x61,0x00,0x73,0x00,
282     0x38,0x00,0x4a,0x00,0x79,0x00,0x50,0x00,0x34,0x00,0x30,0x00,0x7a,0x00,0x49,0x00,
283     0x6d,0x00,0x6e,0x00,0x6f,0x00,0x51,0x00,0x5a,0x00,0x59,0x00,0x3d,0x00,0x0d,0x00,
284     0x0a,0x30,0x5c,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x01,
285     0x05,0x00,0x03,0x4b,0x00,0x30,0x48,0x02,0x41,0x00,0x91,0xb2,0x16,0x1c,0xae,0x4f,
286     0x7f,0x7c,0xaf,0x57,0x2b,0x23,0x4c,0x0c,0x25,0x3c,0x4f,0x66,0x9d,0x25,0xc3,0x4f,
287     0x29,0xee,0x8b,0xda,0x4e,0x95,0xe7,0x3b,0xaa,0xc0,0xa7,0xba,0xaf,0x99,0x8c,0x47,
288     0x24,0x8b,0x09,0x77,0xbc,0x2c,0xf4,0xe7,0x1a,0x07,0x58,0x7b,0x11,0x37,0x2a,0xa8,
289     0x90,0xc3,0x50,0x92,0x80,0x15,0xc5,0xda,0x51,0x8b,0x02,0x03,0x01,0x00,0x01,0xa3,
290     0x81,0xc3,0x30,0x81,0xc0,0x30,0x14,0x06,0x09,0x2b,0x06,0x01,0x04,0x01,0x82,0x37,
291     0x12,0x04,0x01,0x01,0xff,0x04,0x04,0x01,0x00,0x01,0x00,0x30,0x3c,0x06,0x09,0x2b,
292     0x06,0x01,0x04,0x01,0x82,0x37,0x12,0x02,0x01,0x01,0xff,0x04,0x2c,0x4d,0x00,0x69,
293     0x00,0x63,0x00,0x72,0x00,0x6f,0x00,0x73,0x00,0x6f,0x00,0x66,0x00,0x74,0x00,0x20,
294     0x00,0x43,0x00,0x6f,0x00,0x72,0x00,0x70,0x00,0x6f,0x00,0x72,0x00,0x61,0x00,0x74,
295     0x00,0x69,0x00,0x6f,0x00,0x6e,0x00,0x00,0x00,0x30,0x4c,0x06,0x09,0x2b,0x06,0x01,
296     0x04,0x01,0x82,0x37,0x12,0x05,0x01,0x01,0xff,0x04,0x3c,0x00,0x10,0x00,0x00,0x01,
297     0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x09,0x04,0x00,0x00,0x18,0x00,0x18,0x00,0x30,
298     0x00,0x01,0x00,0x32,0x00,0x33,0x00,0x36,0x00,0x2d,0x00,0x34,0x00,0x2e,0x00,0x30,
299     0x00,0x30,0x00,0x2d,0x00,0x45,0x00,0x58,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,
300     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x1c,0x06,0x03,0x55,0x1d,0x23,0x01,0x01,
301     0xff,0x04,0x12,0x30,0x10,0xa1,0x07,0x81,0x05,0x4e,0x54,0x54,0x53,0x45,0x82,0x05,
302     0x01,0x00,0x00,0x00,0x01,0x30,0x09,0x06,0x05,0x2b,0x0e,0x03,0x02,0x1d,0x05,0x00,
303     0x03,0x41,0x00,0x7b,0x1d,0xfd,0x24,0xea,0xf2,0xe8,0x17,0xdd,0x88,0x7e,0xfd,0xee,
304     0x28,0x61,0x7a,0x02,0xc3,0x73,0xcf,0x32,0x0f,0x7c,0x66,0x87,0x31,0xa7,0xbe,0x1b,
305     0x31,0xe2,0x20,0xa5,0x76,0x91,0x68,0x97,0x53,0x9e,0x80,0xcd,0x2b,0xd0,0x8e,0x8b,
306     0x7f,0x89,0x1b,0x62,0xa8,0xf8,0xee,0x5e,0x56,0xbd,0x9c,0x6b,0x80,0x06,0x54,0xd3,
307     0xf0,0xbf,0xb2,0x31,0x00,0x01,0x00,0x14,0x00,0xc7,0x32,0xf2,0x5b,0x98,0x0e,0x04,
308     0x49,0xa0,0x27,0x7e,0xf5,0xf6,0x0f,0xda,0x08,0x1d,0xe9,0x79,0xd1,0x31,0xc6,0x50,
309     0x90,0x4a,0xd3,0x1f,0x1d,0xf0,0x65,0x0d,0xb6,0x1f,0xaf,0xc9,0x1d
310     };
311    
312     /* Send license certificate and related data to the server */
313     void rdp_send_cert(HCONN conn)
314     {
315     mcs_init_data(conn);
316     prs_io_uint8s(&conn->out, precanned_cert_packet, sizeof(precanned_cert_packet));
317     MARK_END(conn->out);
318     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
319     }
320    
321     /* Initialise RDP transport packet */
322     void rdp_init(HCONN conn)
323     {
324     mcs_init_data(conn);
325     PUSH_LAYER(conn->out, rdp_offset, 6);
326     }
327    
328     /* Transmit RDP transport packet */
329     void rdp_send(HCONN conn, uint16 pdu_type)
330     {
331     RDP_HEADER hdr;
332     int length;
333    
334     POP_LAYER(conn->out, rdp_offset);
335     length = conn->out.end - conn->out.offset;
336     rdp_make_header(&hdr, length, pdu_type, conn->mcs_userid);
337     rdp_io_header(&conn->out, &hdr);
338     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
339     }
340    
341     /* Initialise RDP transport data packet */
342     void rdp_init_data(HCONN conn)
343     {
344     mcs_init_data(conn);
345     PUSH_LAYER(conn->out, rdp_offset, 18);
346     }
347    
348     /* Transmit RDP transport data packet */
349     void rdp_send_data(HCONN conn, uint16 data_pdu_type)
350     {
351     RDP_HEADER hdr;
352     RDP_DATA_HEADER datahdr;
353     int length = conn->out.end - conn->out.offset;
354    
355     POP_LAYER(conn->out, rdp_offset);
356     length = conn->out.end - conn->out.offset;
357     rdp_make_header(&hdr, length, RDP_PDU_DATA, conn->mcs_userid);
358     rdp_io_header(&conn->out, &hdr);
359     rdp_make_data_header(&datahdr, 0x103ea, length, data_pdu_type);
360     rdp_io_data_header(&conn->out, &datahdr);
361     mcs_send_data(conn, MCS_GLOBAL_CHANNEL, True);
362     }
363    
364     void rdp_send_confirm_active(HCONN conn)
365     {
366     RDP_ACTIVE_PDU active;
367    
368     rdp_init(conn);
369     rdp_make_active_pdu(&active, 0x103ea, conn->mcs_userid);
370     rdp_io_active_pdu(&conn->out, &active, RDP_PDU_CONFIRM_ACTIVE);
371     MARK_END(conn->out);
372     rdp_send(conn, RDP_PDU_CONFIRM_ACTIVE);
373     }
374    
375     void rdp_send_synchronize(HCONN conn)
376     {
377     RDP_SYNCHRONIZE_PDU sync;
378    
379     rdp_init_data(conn);
380     rdp_make_synchronize_pdu(&sync, 1002);
381     rdp_io_synchronize_pdu(&conn->out, &sync);
382     MARK_END(conn->out);
383     rdp_send_data(conn, RDP_DATA_PDU_SYNCHRONIZE);
384     }
385    
386     void rdp_send_control(HCONN conn, uint16 action)
387     {
388     RDP_CONTROL_PDU control;
389    
390     rdp_init_data(conn);
391     rdp_make_control_pdu(&control, action);
392     rdp_io_control_pdu(&conn->out, &control);
393     MARK_END(conn->out);
394     rdp_send_data(conn, RDP_DATA_PDU_CONTROL);
395     }
396    
397     void rdp_send_fonts(HCONN conn, uint16 seqno)
398     {
399     RDP_FONT_PDU fonts;
400    
401     rdp_init_data(conn);
402     rdp_make_font_pdu(&fonts, seqno);
403     rdp_io_font_pdu(&conn->out, &fonts);
404     MARK_END(conn->out);
405     rdp_send_data(conn, RDP_DATA_PDU_FONT2);
406     }
407    
408     void rdp_send_input(HCONN conn)
409     {
410     RDP_INPUT_PDU input;
411    
412     rdp_init_data(conn);
413     rdp_make_input_pdu(&input);
414     rdp_io_input_pdu(&conn->out, &input);
415     MARK_END(conn->out);
416     rdp_send_data(conn, RDP_DATA_PDU_INPUT);
417     }
418    
419     BOOL rdp_recv_pdu(HCONN conn, uint8 *type)
420     {
421     RDP_HEADER hdr;
422    
423     if (!mcs_recv(conn, False) || !rdp_io_header(&conn->in, &hdr))
424     return False;
425    
426     *type = hdr.pdu_type & 0xf;
427     return True;
428     }
429    
430     /* Disconnect from the RDP layer */
431     void rdp_disconnect(HCONN conn)
432     {
433     mcs_disconnect(conn);
434     }
435    
436     void rdp_make_header(RDP_HEADER *hdr, uint16 length, uint16 pdu_type,
437     uint16 userid)
438     {
439     hdr->length = length;
440     hdr->pdu_type = pdu_type | 0x10; /* Version 1 */
441     hdr->userid = userid + 1001;
442     }
443    
444     void rdp_make_data_header(RDP_DATA_HEADER *hdr, uint32 shareid,
445     uint16 length, uint16 data_pdu_type)
446     {
447     hdr->shareid = shareid;
448     hdr->pad = 0;
449     hdr->streamid = 1;
450     hdr->length = length - 14;
451     hdr->data_pdu_type = data_pdu_type;
452     hdr->compress_type = 0;
453     hdr->compress_len = 0;
454     }
455    
456     void rdp_make_general_caps(RDP_GENERAL_CAPS *caps)
457     {
458     caps->os_major_type = 1;
459     caps->os_minor_type = 3;
460     caps->ver_protocol = 0x200;
461     }
462    
463     void rdp_make_bitmap_caps(RDP_BITMAP_CAPS *caps)
464     {
465     caps->preferred_bpp = 8;
466     caps->receive1bpp = 1;
467     caps->receive4bpp = 1;
468     caps->receive8bpp = 1;
469     caps->width = 640;
470     caps->height = 480;
471     caps->compression = 1;
472     caps->unknown2 = 1;
473     }
474    
475     void rdp_make_order_caps(RDP_ORDER_CAPS *caps)
476     {
477     caps->xgranularity = 1;
478     caps->ygranularity = 20;
479     caps->max_order_level = 1;
480     caps->num_fonts = 0x147;
481     caps->cap_flags = 0x2A;
482    
483     // caps->cap_flags = ORDER_CAP_NEGOTIATE | ORDER_CAP_NOSUPPORT;
484    
485     caps->support[0] = caps->support[1] = caps->support[2]
486     = caps->support[3] = caps->support[4] = caps->support[5]
487     = caps->support[6] = caps->support[8] = caps->support[11]
488     = caps->support[12] = caps->support[22] = caps->support[28]
489     = caps->support[29] = caps->support[30] = 1;
490     caps->text_cap_flags = 0x6A1;
491     caps->desk_save_size = 0x38400;
492     caps->unknown2 = 0x4E4;
493     }
494    
495     void rdp_make_bmpcache_caps(RDP_BMPCACHE_CAPS *caps)
496     {
497     caps->caches[0].entries = 0x258;
498     caps->caches[0].max_cell_size = 0x100;
499     caps->caches[1].entries = 0x12c;
500     caps->caches[1].max_cell_size = 0x400;
501     caps->caches[2].entries = 0x106;
502     caps->caches[2].max_cell_size = 0x1000;
503     }
504    
505     void rdp_make_control_caps(RDP_CONTROL_CAPS *caps)
506     {
507     caps->control_interest = 2;
508     caps->detach_interest = 2;
509     }
510    
511     void rdp_make_activate_caps(RDP_ACTIVATE_CAPS *caps)
512     {
513     }
514    
515     void rdp_make_pointer_caps(RDP_POINTER_CAPS *caps)
516     {
517     caps->colour_pointer = 0;
518     caps->cache_size = 20;
519     }
520    
521     void rdp_make_share_caps(RDP_SHARE_CAPS *caps, uint16 userid)
522     {
523     }
524    
525     void rdp_make_colcache_caps(RDP_COLCACHE_CAPS *caps)
526     {
527     caps->cache_size = 6;
528     }
529    
530     void rdp_make_active_pdu(RDP_ACTIVE_PDU *pdu, uint32 shareid, uint16 userid)
531     {
532     memset(pdu, 0, sizeof(*pdu));
533     pdu->shareid = shareid;
534     pdu->userid = 1002;
535     pdu->source_len = sizeof(RDP_SOURCE);
536     memcpy(pdu->source, RDP_SOURCE, sizeof(RDP_SOURCE));
537    
538     pdu->caps_len = RDP_CAPLEN_GENERAL + RDP_CAPLEN_BITMAP + RDP_CAPLEN_ORDER
539     + RDP_CAPLEN_BMPCACHE + RDP_CAPLEN_COLCACHE + RDP_CAPLEN_ACTIVATE
540     + RDP_CAPLEN_CONTROL + RDP_CAPLEN_POINTER + RDP_CAPLEN_SHARE
541     + RDP_CAPLEN_UNKNOWN;
542     pdu->num_caps = 0xD;
543    
544     rdp_make_general_caps (&pdu->general_caps );
545     rdp_make_bitmap_caps (&pdu->bitmap_caps );
546     rdp_make_order_caps (&pdu->order_caps );
547     rdp_make_bmpcache_caps(&pdu->bmpcache_caps);
548     rdp_make_control_caps (&pdu->control_caps );
549     rdp_make_activate_caps(&pdu->activate_caps);
550     rdp_make_pointer_caps (&pdu->pointer_caps );
551     rdp_make_share_caps (&pdu->share_caps, userid);
552     rdp_make_colcache_caps(&pdu->colcache_caps);
553     }
554    
555     void rdp_make_control_pdu(RDP_CONTROL_PDU *pdu, uint16 action)
556     {
557     pdu->action = action;
558     pdu->userid = 0;
559     pdu->controlid = 0;
560     }
561    
562     void rdp_make_synchronize_pdu(RDP_SYNCHRONIZE_PDU *pdu, uint16 userid)
563     {
564     pdu->type = 1;
565     pdu->userid = userid;
566     }
567    
568     void rdp_make_font_pdu(RDP_FONT_PDU *pdu, uint16 seqno)
569     {
570     pdu->num_fonts = 0;
571     pdu->unknown1 = 0x3e;
572     pdu->unknown2 = seqno;
573     pdu->entry_size = RDP_FONT_INFO_SIZE;
574     }
575    
576     void rdp_make_input_pdu(RDP_INPUT_PDU *pdu)
577     {
578     uint32 now = time(NULL);
579    
580     pdu->num_events = 3;
581     pdu->pad = 0;
582    
583     pdu->event[0].event_time = now;
584     pdu->event[0].message_type = RDP_INPUT_SYNCHRONIZE;
585     pdu->event[0].device_flags = 0;
586     pdu->event[0].mouse_x = 0;
587     pdu->event[0].mouse_y = 0;
588    
589     pdu->event[1].event_time = now;
590     pdu->event[1].message_type = RDP_INPUT_UNKNOWN;
591     pdu->event[1].device_flags = 0x8000;
592     pdu->event[1].mouse_x = 15;
593     pdu->event[1].mouse_y = 0;
594    
595     pdu->event[2].event_time = now;
596     pdu->event[2].message_type = RDP_INPUT_MOUSE;
597     pdu->event[2].device_flags = MOUSE_FLAG_MOVE;
598     pdu->event[2].mouse_x = 425;
599     pdu->event[2].mouse_y = 493;
600     }
601    
602     BOOL rdp_io_header(STREAM s, RDP_HEADER *hdr)
603     {
604     BOOL res = True;
605    
606     res = res ? lsb_io_uint16(s, &hdr->length ) : False;
607     res = res ? lsb_io_uint16(s, &hdr->pdu_type) : False;
608     res = res ? lsb_io_uint16(s, &hdr->userid ) : False;
609    
610     return res;
611     }
612    
613     BOOL rdp_io_data_header(STREAM s, RDP_DATA_HEADER *hdr)
614     {
615     BOOL res = True;
616    
617     res = res ? lsb_io_uint32(s, &hdr->shareid ) : False;
618     res = res ? prs_io_uint8 (s, &hdr->pad ) : False;
619     res = res ? prs_io_uint8 (s, &hdr->streamid ) : False;
620     res = res ? lsb_io_uint16(s, &hdr->length ) : False;
621     res = res ? prs_io_uint8 (s, &hdr->data_pdu_type) : False;
622     res = res ? prs_io_uint8 (s, &hdr->compress_type) : False;
623     res = res ? lsb_io_uint16(s, &hdr->compress_len ) : False;
624    
625     return res;
626     }
627    
628     BOOL rdp_io_general_caps(STREAM s, RDP_GENERAL_CAPS *caps)
629     {
630     uint16 length = RDP_CAPLEN_GENERAL;
631     uint16 pkt_length = length;
632     BOOL res;
633    
634     res = lsb_io_uint16(s, &pkt_length);
635     if (pkt_length != length)
636     {
637     fprintf(stderr, "Unrecognised capabilities size\n");
638     return False;
639     }
640    
641     res = res ? lsb_io_uint16(s, &caps->os_major_type ) : False;
642     res = res ? lsb_io_uint16(s, &caps->os_minor_type ) : False;
643     res = res ? lsb_io_uint16(s, &caps->ver_protocol ) : False;
644     res = res ? lsb_io_uint16(s, &caps->pad1 ) : False;
645     res = res ? lsb_io_uint16(s, &caps->compress_types) : False;
646     res = res ? lsb_io_uint16(s, &caps->pad2 ) : False;
647     res = res ? lsb_io_uint16(s, &caps->cap_update ) : False;
648     res = res ? lsb_io_uint16(s, &caps->remote_unshare) : False;
649     res = res ? lsb_io_uint16(s, &caps->compress_level) : False;
650     res = res ? lsb_io_uint16(s, &caps->pad3 ) : False;
651    
652     return res;
653     }
654    
655     BOOL rdp_io_bitmap_caps(STREAM s, RDP_BITMAP_CAPS *caps)
656     {
657     uint16 length = RDP_CAPLEN_BITMAP;
658     uint16 pkt_length = length;
659     BOOL res;
660    
661     res = lsb_io_uint16(s, &pkt_length);
662     if (pkt_length != length)
663     {
664     fprintf(stderr, "Unrecognised capabilities size\n");
665     return False;
666     }
667    
668     res = res ? lsb_io_uint16(s, &caps->preferred_bpp) : False;
669     res = res ? lsb_io_uint16(s, &caps->receive1bpp ) : False;
670     res = res ? lsb_io_uint16(s, &caps->receive4bpp ) : False;
671     res = res ? lsb_io_uint16(s, &caps->receive8bpp ) : False;
672     res = res ? lsb_io_uint16(s, &caps->width ) : False;
673     res = res ? lsb_io_uint16(s, &caps->height ) : False;
674     res = res ? lsb_io_uint16(s, &caps->pad1 ) : False;
675     res = res ? lsb_io_uint16(s, &caps->allow_resize ) : False;
676     res = res ? lsb_io_uint16(s, &caps->compression ) : False;
677     res = res ? lsb_io_uint16(s, &caps->unknown1 ) : False;
678     res = res ? lsb_io_uint16(s, &caps->unknown2 ) : False;
679     res = res ? lsb_io_uint16(s, &caps->pad2 ) : False;
680    
681     return res;
682     }
683    
684     BOOL rdp_io_order_caps(STREAM s, RDP_ORDER_CAPS *caps)
685     {
686     uint16 length = RDP_CAPLEN_ORDER;
687     uint16 pkt_length = length;
688     BOOL res;
689    
690     res = lsb_io_uint16(s, &pkt_length);
691     if (pkt_length != length)
692     {
693     fprintf(stderr, "Unrecognised capabilities size\n");
694     return False;
695     }
696    
697     res = res ? prs_io_uint8s(s, caps->terminal_desc, 16) : False;
698     res = res ? lsb_io_uint32(s, &caps->pad1 ) : False;
699     res = res ? lsb_io_uint16(s, &caps->xgranularity ) : False;
700     res = res ? lsb_io_uint16(s, &caps->ygranularity ) : False;
701     res = res ? lsb_io_uint16(s, &caps->pad2 ) : False;
702     res = res ? lsb_io_uint16(s, &caps->max_order_level ) : False;
703     res = res ? lsb_io_uint16(s, &caps->num_fonts ) : False;
704     res = res ? lsb_io_uint16(s, &caps->cap_flags ) : False;
705     res = res ? prs_io_uint8s(s, caps->support , 32) : False;
706     res = res ? lsb_io_uint16(s, &caps->text_cap_flags ) : False;
707     res = res ? lsb_io_uint16(s, &caps->pad3 ) : False;
708     res = res ? lsb_io_uint32(s, &caps->pad4 ) : False;
709     res = res ? lsb_io_uint32(s, &caps->desk_save_size ) : False;
710     res = res ? lsb_io_uint32(s, &caps->unknown1 ) : False;
711     res = res ? lsb_io_uint32(s, &caps->unknown2 ) : False;
712    
713     return res;
714     }
715    
716     BOOL rdp_io_bmpcache_info(STREAM s, RDP_BMPCACHE_INFO *info)
717     {
718     if (!lsb_io_uint16(s, &info->entries ))
719     return False;
720    
721     if (!lsb_io_uint16(s, &info->max_cell_size))
722     return False;
723    
724     return True;
725     }
726    
727     BOOL rdp_io_bmpcache_caps(STREAM s, RDP_BMPCACHE_CAPS *caps)
728     {
729     uint16 length = RDP_CAPLEN_BMPCACHE;
730     uint16 pkt_length = length;
731     BOOL res;
732     int i;
733    
734     res = lsb_io_uint16(s, &pkt_length);
735     if (pkt_length != length)
736     {
737     fprintf(stderr, "Unrecognised capabilities size\n");
738     return False;
739     }
740    
741     for (i = 0; i < 6; i++)
742     res = res ? lsb_io_uint32(s, &caps->unused[i]) : False;
743    
744     for (i = 0; i < 3; i++)
745     res = res ? rdp_io_bmpcache_info(s, &caps->caches[i]) : False;
746    
747     return res;
748     }
749    
750     BOOL rdp_io_control_caps(STREAM s, RDP_CONTROL_CAPS *caps)
751     {
752     uint16 length = RDP_CAPLEN_CONTROL;
753     uint16 pkt_length = length;
754     BOOL res;
755    
756     res = lsb_io_uint16(s, &pkt_length);
757     if (pkt_length != length)
758     {
759     fprintf(stderr, "Unrecognised capabilities size\n");
760     return False;
761     }
762    
763     res = res ? lsb_io_uint16(s, &caps->control_caps ) : False;
764     res = res ? lsb_io_uint16(s, &caps->remote_detach ) : False;
765     res = res ? lsb_io_uint16(s, &caps->control_interest) : False;
766     res = res ? lsb_io_uint16(s, &caps->detach_interest ) : False;
767    
768     return res;
769     }
770    
771     BOOL rdp_io_activate_caps(STREAM s, RDP_ACTIVATE_CAPS *caps)
772     {
773     uint16 length = RDP_CAPLEN_ACTIVATE;
774     uint16 pkt_length = length;
775     BOOL res;
776    
777     res = lsb_io_uint16(s, &pkt_length);
778     if (pkt_length != length)
779     {
780     fprintf(stderr, "Unrecognised capabilities size\n");
781     return False;
782     }
783    
784     res = res ? lsb_io_uint16(s, &caps->help_key ) : False;
785     res = res ? lsb_io_uint16(s, &caps->help_index_key ) : False;
786     res = res ? lsb_io_uint16(s, &caps->help_extended_key) : False;
787     res = res ? lsb_io_uint16(s, &caps->window_activate ) : False;
788    
789     return res;
790     }
791    
792     BOOL rdp_io_pointer_caps(STREAM s, RDP_POINTER_CAPS *caps)
793     {
794     uint16 length = RDP_CAPLEN_POINTER;
795     uint16 pkt_length = length;
796     BOOL res;
797    
798     res = lsb_io_uint16(s, &pkt_length);
799     if (pkt_length != length)
800     {
801     fprintf(stderr, "Unrecognised capabilities size\n");
802     return False;
803     }
804    
805     res = res ? lsb_io_uint16(s, &caps->colour_pointer) : False;
806     res = res ? lsb_io_uint16(s, &caps->cache_size ) : False;
807    
808     return res;
809     }
810    
811     BOOL rdp_io_share_caps(STREAM s, RDP_SHARE_CAPS *caps)
812     {
813     uint16 length = RDP_CAPLEN_SHARE;
814     uint16 pkt_length = length;
815     BOOL res;
816    
817     res = lsb_io_uint16(s, &pkt_length);
818     if (pkt_length != length)
819     {
820     fprintf(stderr, "Unrecognised capabilities size\n");
821     return False;
822     }
823    
824     res = res ? lsb_io_uint16(s, &caps->userid) : False;
825     res = res ? lsb_io_uint16(s, &caps->pad ) : False;
826    
827     return res;
828     }
829    
830     BOOL rdp_io_colcache_caps(STREAM s, RDP_COLCACHE_CAPS *caps)
831     {
832     uint16 length = RDP_CAPLEN_COLCACHE;
833     uint16 pkt_length = length;
834     BOOL res;
835    
836     res = lsb_io_uint16(s, &pkt_length);
837     if (pkt_length != length)
838     {
839     fprintf(stderr, "Unrecognised capabilities size\n");
840     return False;
841     }
842    
843     res = res ? lsb_io_uint16(s, &caps->cache_size) : False;
844     res = res ? lsb_io_uint16(s, &caps->pad ) : False;
845    
846     return res;
847     }
848    
849     uint8 canned_caps[] = {
850     0x01,0x00,0x00,0x00,0x09,0x04,0x00,0x00,0x04,
851     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
852     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
853     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
854     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
855     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x00,0x08,0x00,0x01,
856     0x00,0x00,0x00,0x0E,0x00,0x08,0x00,0x01,0x00,0x00,0x00,0x10,0x00,0x34,0x00,0xFE,
857     0x00,0x04,0x00,0xFE,0x00,0x04,0x00,0xFE,0x00,0x08,0x00,0xFE,0x00,0x08,0x00,0xFE,
858     0x00,0x10,0x00,0xFE,0x00,0x20,0x00,0xFE,0x00,0x40,0x00,0xFE,0x00,0x80,0x00,0xFE,
859     0x00,0x00,0x01,0x40,0x00,0x00,0x08,0x00,0x01,0x00,0x01,0x02,0x00,0x00,0x00
860     };
861    
862     BOOL rdp_io_unknown_caps(STREAM s, void *caps)
863     {
864     uint16 length = 0x58;
865     uint16 pkt_length = length;
866     BOOL res;
867    
868     res = lsb_io_uint16(s, &pkt_length);
869     if (pkt_length != length)
870     {
871     fprintf(stderr, "Unrecognised capabilities size\n");
872     return False;
873     }
874    
875     res = res ? prs_io_uint8s(s, canned_caps, RDP_CAPLEN_UNKNOWN-4) : False;
876    
877     return res;
878     }
879    
880     BOOL rdp_io_active_pdu(STREAM s, RDP_ACTIVE_PDU *pdu, int pdutype)
881     {
882     uint16 capset;
883     uint16 length;
884     BOOL res;
885     int i;
886    
887     res = lsb_io_uint32(s, &pdu->shareid);
888    
889     if (pdutype == RDP_PDU_CONFIRM_ACTIVE)
890     res = res ? lsb_io_uint16(s, &pdu->userid ) : False;
891    
892     res = res ? lsb_io_uint16(s, &pdu->source_len) : False;
893     res = res ? lsb_io_uint16(s, &pdu->caps_len ) : False;
894    
895     if (pdu->source_len > 48)
896     {
897     fprintf(stderr, "RDP source descriptor too long\n");
898     return False;
899     }
900    
901     res = res ? prs_io_uint8s(s, pdu->source, pdu->source_len) : False;
902     res = res ? lsb_io_uint16(s, &pdu->num_caps ) : False;
903     res = res ? lsb_io_uint16(s, &pdu->pad ) : False;
904    
905     if (s->marshall)
906     {
907     capset = RDP_CAPSET_GENERAL;
908     res = res ? lsb_io_uint16(s, &capset) : False;
909     res = res ? rdp_io_general_caps(s, &pdu->general_caps) : False;
910    
911     capset = RDP_CAPSET_BITMAP;
912     res = res ? lsb_io_uint16(s, &capset) : False;
913     res = res ? rdp_io_bitmap_caps (s, &pdu->bitmap_caps ) : False;
914    
915     capset = RDP_CAPSET_ORDER;
916     res = res ? lsb_io_uint16(s, &capset) : False;
917     res = res ? rdp_io_order_caps (s, &pdu->order_caps ) : False;
918    
919     capset = RDP_CAPSET_BMPCACHE;
920     res = res ? lsb_io_uint16(s, &capset) : False;
921     res = res ? rdp_io_bmpcache_caps(s, &pdu->bmpcache_caps) : False;
922    
923     capset = RDP_CAPSET_COLCACHE;
924     res = res ? lsb_io_uint16(s, &capset) : False;
925     res = res ? rdp_io_colcache_caps(s, &pdu->colcache_caps) : False;
926    
927     capset = RDP_CAPSET_ACTIVATE;
928     res = res ? lsb_io_uint16(s, &capset) : False;
929     res = res ? rdp_io_activate_caps(s, &pdu->activate_caps) : False;
930    
931     capset = RDP_CAPSET_CONTROL;
932     res = res ? lsb_io_uint16(s, &capset) : False;
933     res = res ? rdp_io_control_caps(s, &pdu->control_caps) : False;
934    
935     capset = RDP_CAPSET_POINTER;
936     res = res ? lsb_io_uint16(s, &capset) : False;
937     res = res ? rdp_io_pointer_caps(s, &pdu->pointer_caps) : False;
938    
939     capset = RDP_CAPSET_SHARE;
940     res = res ? lsb_io_uint16(s, &capset) : False;
941     res = res ? rdp_io_share_caps (s, &pdu->share_caps ) : False;
942    
943     capset = RDP_CAPSET_UNKNOWN;
944     res = res ? lsb_io_uint16(s, &capset) : False;
945     res = res ? rdp_io_unknown_caps(s, NULL) : False;
946     }
947     else
948     {
949     for (i = 0; i < pdu->num_caps; i++)
950     {
951     if (!res)
952     return False;
953    
954     if (!lsb_io_uint16(s, &capset))
955     return False;
956    
957     switch (capset)
958     {
959     case RDP_CAPSET_GENERAL:
960     res = rdp_io_general_caps (s, &pdu->general_caps );
961     break;
962     case RDP_CAPSET_BITMAP:
963     res = rdp_io_bitmap_caps (s, &pdu->bitmap_caps );
964     break;
965     case RDP_CAPSET_ORDER:
966     res = rdp_io_order_caps (s, &pdu->order_caps );
967     break;
968     case RDP_CAPSET_BMPCACHE:
969     res = rdp_io_bmpcache_caps(s, &pdu->bmpcache_caps);
970     break;
971     case RDP_CAPSET_CONTROL:
972     res = rdp_io_control_caps (s, &pdu->control_caps );
973     break;
974     case RDP_CAPSET_ACTIVATE:
975     res = rdp_io_activate_caps(s, &pdu->activate_caps);
976     break;
977     case RDP_CAPSET_POINTER:
978     res = rdp_io_pointer_caps (s, &pdu->pointer_caps );
979     break;
980     case RDP_CAPSET_SHARE:
981     res = rdp_io_share_caps (s, &pdu->share_caps );
982     break;
983     case RDP_CAPSET_COLCACHE:
984     res = rdp_io_colcache_caps(s, &pdu->colcache_caps);
985     break;
986     default:
987     fprintf(stderr, "Warning: Unrecognised capset %x\n",
988     capset);
989    
990     if (!lsb_io_uint16(s, &length))
991     return False;
992    
993     s->offset += (length - 4);
994     }
995     }
996     }
997    
998     return res;
999     }
1000    
1001     BOOL rdp_io_control_pdu(STREAM s, RDP_CONTROL_PDU *pdu)
1002     {
1003     BOOL res = True;
1004    
1005     res = res ? lsb_io_uint16(s, &pdu->action ) : False;
1006     res = res ? lsb_io_uint16(s, &pdu->userid ) : False;
1007     res = res ? lsb_io_uint32(s, &pdu->controlid) : False;
1008    
1009     return res;
1010     }
1011    
1012     BOOL rdp_io_synchronize_pdu(STREAM s, RDP_SYNCHRONIZE_PDU *pdu)
1013     {
1014     BOOL res = True;
1015    
1016     res = res ? lsb_io_uint16(s, &pdu->type ) : False;
1017     res = res ? lsb_io_uint16(s, &pdu->userid) : False;
1018    
1019     return res;
1020     }
1021    
1022     BOOL rdp_io_input_event(STREAM s, RDP_INPUT_EVENT *evt)
1023     {
1024     BOOL res = True;
1025    
1026     res = res ? lsb_io_uint32(s, &evt->event_time) : False;
1027     res = res ? lsb_io_uint16(s, &evt->message_type) : False;
1028    
1029     if (!res)
1030     return False;
1031    
1032     switch (evt->message_type)
1033     {
1034     case RDP_INPUT_CODEPOINT:
1035     case RDP_INPUT_VIRTKEY:
1036     res = res ? lsb_io_uint16(s, &evt->device_flags) : False;
1037     res = res ? lsb_io_uint16(s, &evt->kbd_keycode ) : False;
1038     break;
1039     case RDP_INPUT_SYNCHRONIZE:
1040     case RDP_INPUT_UNKNOWN:
1041     case RDP_INPUT_MOUSE:
1042     res = res ? lsb_io_uint16(s, &evt->device_flags) : False;
1043     res = res ? lsb_io_uint16(s, &evt->mouse_x ) : False;
1044     res = res ? lsb_io_uint16(s, &evt->mouse_y ) : False;
1045     break;
1046     default:
1047     fprintf(stderr, "Unknown input type %d\n", evt->message_type);
1048     return False;
1049     }
1050    
1051     return res;
1052     }
1053    
1054     BOOL rdp_io_input_pdu(STREAM s, RDP_INPUT_PDU *pdu)
1055     {
1056     BOOL res = True;
1057     int i;
1058    
1059     res = res ? lsb_io_uint16(s, &pdu->num_events) : False;
1060     res = res ? lsb_io_uint16(s, &pdu->pad ) : False;
1061    
1062     if (pdu->num_events > RDP_MAX_EVENTS)
1063     {
1064     fprintf(stderr, "Too many events in one PDU\n");
1065     return False;
1066     }
1067    
1068     for (i = 0; i < pdu->num_events; i++)
1069     {
1070     res = res ? rdp_io_input_event(s, &pdu->event[i]) : False;
1071     }
1072    
1073     return res;
1074     }
1075    
1076     BOOL rdp_io_font_info(STREAM s, RDP_FONT_INFO *font)
1077     {
1078     BOOL res = True;
1079    
1080     res = res ? prs_io_uint8s(s, font->name, 32 ) : False;
1081     res = res ? lsb_io_uint16(s, &font->flags ) : False;
1082     res = res ? lsb_io_uint16(s, &font->width ) : False;
1083     res = res ? lsb_io_uint16(s, &font->height ) : False;
1084     res = res ? lsb_io_uint16(s, &font->xaspect ) : False;
1085     res = res ? lsb_io_uint16(s, &font->yaspect ) : False;
1086     res = res ? lsb_io_uint32(s, &font->signature) : False;
1087     res = res ? lsb_io_uint16(s, &font->codepage ) : False;
1088     res = res ? lsb_io_uint16(s, &font->ascent ) : False;
1089    
1090     return res;
1091     }
1092    
1093     BOOL rdp_io_font_pdu(STREAM s, RDP_FONT_PDU *pdu)
1094     {
1095     BOOL res = True;
1096     int i;
1097    
1098     res = res ? lsb_io_uint16(s, &pdu->num_fonts ) : False;
1099     res = res ? lsb_io_uint16(s, &pdu->unknown1 ) : False;
1100     res = res ? lsb_io_uint16(s, &pdu->unknown2 ) : False;
1101     res = res ? lsb_io_uint16(s, &pdu->entry_size) : False;
1102    
1103     if (pdu->num_fonts > RDP_MAX_FONTS)
1104     {
1105     fprintf(stderr, "Too many fonts in one PDU\n");
1106     return False;
1107     }
1108    
1109     for (i = 0; i < pdu->num_fonts; i++)
1110     {
1111     res = res ? rdp_io_font_info(s, &pdu->font[i]) : False;
1112     }
1113    
1114     return res;
1115     }
1116    
1117     BOOL rdp_io_update_pdu(STREAM s, RDP_UPDATE_PDU *pdu)
1118     {
1119     BOOL res = True;
1120    
1121     res = res ? lsb_io_uint16(s, &pdu->update_type) : False;
1122     res = res ? lsb_io_uint16(s, &pdu->pad ) : False;
1123    
1124     return res;
1125     }
1126    
1127     BOOL rdp_io_secondary_order(STREAM s, RDP_SECONDARY_ORDER *rso)
1128     {
1129     BOOL res = True;
1130    
1131     res = res ? lsb_io_uint16(s, &rso->length) : False;
1132     res = res ? lsb_io_uint16(s, &rso->flags ) : False;
1133     res = res ? prs_io_uint8 (s, &rso->type ) : False;
1134    
1135     return res;
1136     }
1137    
1138     BOOL rdp_io_bitmap_header(STREAM s, RDP_BITMAP_HEADER *rdh)
1139     {
1140     BOOL res = True;
1141    
1142     res = res ? prs_io_uint8 (s, &rdh->cache_id ) : False;
1143     res = res ? prs_io_uint8 (s, &rdh->pad1 ) : False;
1144     res = res ? prs_io_uint8 (s, &rdh->width ) : False;
1145     res = res ? prs_io_uint8 (s, &rdh->height ) : False;
1146     res = res ? prs_io_uint8 (s, &rdh->bpp ) : False;
1147     res = res ? lsb_io_uint16(s, &rdh->bufsize ) : False;
1148     res = res ? lsb_io_uint16(s, &rdh->cache_idx ) : False;
1149     res = res ? lsb_io_uint16(s, &rdh->pad2 ) : False;
1150     res = res ? lsb_io_uint16(s, &rdh->size ) : False;
1151     res = res ? lsb_io_uint16(s, &rdh->row_size ) : False;
1152     res = res ? lsb_io_uint16(s, &rdh->final_size) : False;
1153    
1154     return res;
1155     }
  ViewVC Help
Powered by ViewVC 1.1.26