| 1 |
/* |
| 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 |
|
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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 |
|
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#include "includes.h" |
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|
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/* Establish a connection up to the RDP layer */ |
| 24 |
HCONN rdp_connect(char *server) |
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{ |
| 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 |
|
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if ((conn = mcs_connect(server)) == NULL) |
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return NULL; |
| 37 |
|
| 38 |
rdp_establish_key(conn); |
| 39 |
mcs_recv(conn, False); /* Server's licensing certificate */ |
| 40 |
rdp_send_cert(conn); |
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mcs_recv(conn, False); |
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|
| 43 |
if (rdp_recv_pdu(conn, &type) && (type != RDP_PDU_DEMAND_ACTIVE)) |
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{ |
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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); |
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rdp_recv_pdu(conn, &type); // RDP_PDU_SYNCHRONIZE |
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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) |
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continue; |
| 66 |
|
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rdp_io_data_header(&conn->in, &hdr); |
| 68 |
|
| 69 |
switch (hdr.data_pdu_type) |
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{ |
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case RDP_DATA_PDU_UPDATE: |
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rdp_io_update_pdu(&conn->in, &update); |
| 73 |
if (update.update_type == RDP_UPDATE_ORDERS) |
| 74 |
{ |
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fprintf(stderr, "Received orders\n"); |
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process_orders(conn, &os); |
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} |
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break; |
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} |
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} |
| 81 |
|
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return conn; |
| 83 |
} |
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|
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void prs_io_coord(STREAM s, uint16 *coord, BOOL delta) |
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{ |
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uint8 change; |
| 88 |
|
| 89 |
if (delta) |
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{ |
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prs_io_uint8(s, &change); |
| 92 |
*coord += change; |
| 93 |
} |
| 94 |
else |
| 95 |
{ |
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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; |
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prs_io_uint8(&conn->in, &present); |
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|
| 105 |
if (present & 1) |
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prs_io_coord(&conn->in, &os->opaque_rect.x, delta); |
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|
| 108 |
if (present & 2) |
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prs_io_coord(&conn->in, &os->opaque_rect.y, delta); |
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|
| 111 |
if (present & 4) |
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prs_io_coord(&conn->in, &os->opaque_rect.cx, delta); |
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|
| 114 |
if (present & 8) |
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prs_io_coord(&conn->in, &os->opaque_rect.cy, delta); |
| 116 |
|
| 117 |
if (present & 16) |
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prs_io_uint8(&conn->in, &os->opaque_rect.colour); |
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|
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fprintf(stderr, "Opaque rectangle at %d, %d\n", os->opaque_rect.x, os->opaque_rect.y); |
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} |
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|
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void process_orders(HCONN conn, RDP_ORDER_STATE *os) |
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{ |
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uint16 num_orders; |
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int processed = 0; |
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BOOL res = True; |
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// unsigned char *p; |
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|
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lsb_io_uint16(&conn->in, &num_orders); |
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|
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conn->in.offset += 2; |
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// p = &conn->in.data[conn->in.offset]; |
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|
| 135 |
// fprintf(stderr, "%02X %02X %02X %02X\n", p[0], p[1], p[2], p[3]); |
| 136 |
|
| 137 |
while ((processed < num_orders) && res) |
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{ |
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uint8 order_flags; |
| 140 |
|
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prs_io_uint8(&conn->in, &order_flags); |
| 142 |
|
| 143 |
if (!(order_flags & RDP_ORDER_STANDARD)) |
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return; |
| 145 |
|
| 146 |
if (order_flags & RDP_ORDER_SECONDARY) |
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{ |
| 148 |
RDP_SECONDARY_ORDER rso; |
| 149 |
|
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rdp_io_secondary_order(&conn->in, &rso); |
| 151 |
switch (rso.type) |
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{ |
| 153 |
case RDP_ORDER_BMPCACHE: |
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{ |
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RDP_BITMAP_HEADER rbh; |
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char output[8192]; |
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|
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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 |
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+ conn->in.offset, rbh.size, |
| 162 |
output, rbh.width); |
| 163 |
conn->in.offset += rbh.size; |
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break; |
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} |
| 166 |
default: |
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fprintf(stderr, "Unknown secondary order %d\n", |
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rso.type); |
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return; |
| 170 |
} |
| 171 |
|
| 172 |
|
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} |
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|
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if (order_flags & RDP_ORDER_CHANGE) |
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prs_io_uint8(&conn->in, &os->order_type); |
| 177 |
|
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switch (os->order_type) |
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{ |
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case RDP_ORDER_OPAQUE_RECT: |
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process_opaque_rect(conn, os, order_flags & RDP_ORDER_DELTA); |
| 182 |
break; |
| 183 |
default: |
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fprintf(stderr, "Unknown order %d\n", os->order_type); |
| 185 |
return; |
| 186 |
} |
| 187 |
|
| 188 |
processed++; |
| 189 |
} |
| 190 |
} |
| 191 |
|
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/* 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 |
} |
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