+++ /dev/null
-/*
- rdesktop: A Remote Desktop Protocol client.
- RDP licensing negotiation
- Copyright (C) Matthew Chapman 1999-2002
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include "rdesktop.h"
-
-#include <openssl/rc4.h>
-
-extern char g_username[16];
-extern char hostname[16];
-
-static uint8 g_licence_key[16];
-static uint8 g_licence_sign_key[16];
-
-BOOL g_licence_issued = False;
-
-/* Generate a session key and RC4 keys, given client and server randoms */
-void
-licence_generate_keys(uint8 * client_key, uint8 * server_key, uint8 * client_rsa)
-{
- uint8 session_key[48];
- uint8 temp_hash[48];
-
- /* Generate session key - two rounds of sec_hash_48 */
- sec_hash_48(temp_hash, client_rsa, client_key, server_key, 65);
- sec_hash_48(session_key, temp_hash, server_key, client_key, 65);
-
- /* Store first 16 bytes of session key, for generating signatures */
- memcpy(g_licence_sign_key, session_key, 16);
-
- /* Generate RC4 key */
- sec_hash_16(g_licence_key, &session_key[16], client_key, server_key);
-
- {
- int i;
-
- printf("g_license_key:\n");
- for (i = 0; i < 16; ++i)
- printf(" 0x%02x", g_licence_key[i]);
- printf("\n");
-
- printf("g_license_sign_key:\n");
- for (i = 0; i < 16; ++i)
- printf(" 0x%02x", g_licence_sign_key[i]);
- printf("\n");
- }
-}
-
-// "TEST" in UTF-16
-unsigned char license_token[] = {
- 0x54, 0x00, 0x45, 0x00, 0x53, 0x00, 0x54, 0x00, 0x00, 0x00
-};
-
-void
-send_authreq()
-{
- RC4_KEY crypt_key;
- uint8 in_token[LICENCE_TOKEN_SIZE], encrypt_token[LICENCE_TOKEN_SIZE];
- uint8 signature[LICENCE_SIGNATURE_SIZE];
-
- STREAM s = sec_init(38, SEC_LICENCE_NEG);
-
- out_uint8(s, LICENCE_TAG_AUTHREQ);
- out_uint8(s, 3); // version
- out_uint16_le(s, 38); // length
-
- // unknown
- out_uint16_le(s, 0xffff);
- out_uint16_le(s, 0xffff);
- out_uint16_le(s, 0x0000);
-
- out_uint16_le(s, LICENCE_TOKEN_SIZE);
- memcpy(in_token, license_token, LICENCE_TOKEN_SIZE);
-
- // encrypt the token
- RC4_set_key(&crypt_key, 16, g_licence_key);
- RC4(&crypt_key, LICENCE_TOKEN_SIZE, in_token, encrypt_token);
-
- out_uint8p(s, encrypt_token, LICENCE_TOKEN_SIZE);
-
- // what are we supposed to sign here, really? guess at the
- // token, nothing else has been sent...
- sec_sign(signature, 16, g_licence_sign_key, 16, encrypt_token, LICENCE_TOKEN_SIZE);
- out_uint8p(s, signature, LICENCE_SIGNATURE_SIZE);
-
- s_mark_end(s);
- sec_send(s, SEC_LICENCE_NEG);
-}
-
extern int g_height;
extern int keylayout;
extern BOOL g_encryption;
-extern BOOL g_licence_issued;
+BOOL g_licence_issued;
extern BOOL g_use_rdp5;
extern BOOL g_console_session;
extern int g_server_bpp;
extern unsigned char cacert[];
extern BOOL g_licence_issued;
-unsigned char demand_license[] = {
- 0x01, 0x03, 0x86, 0x00, 0x9c, 0x6e, 0xef, 0x5a, 0x26, 0x45, 0x88, 0x86, 0x0e, 0xdf, 0xa4, 0x4a,
- 0x45, 0xc7, 0x5a, 0x4c, 0xec, 0x33, 0xff, 0x4c, 0xd8, 0x4b, 0xd2, 0x4e, 0xd2, 0x22, 0x16, 0xde,
- 0x1e, 0x5b, 0x06, 0x6e, 0x00, 0x00, 0x05, 0x00, 0x2c, 0x00, 0x00, 0x00, 0x4d, 0x00, 0x69, 0x00,
- 0x63, 0x00, 0x72, 0x00, 0x6f, 0x00, 0x73, 0x00, 0x6f, 0x00, 0x66, 0x00, 0x74, 0x00, 0x20, 0x00,
- 0x43, 0x00, 0x6f, 0x00, 0x72, 0x00, 0x70, 0x00, 0x6f, 0x00, 0x72, 0x00, 0x61, 0x00, 0x74, 0x00,
- 0x69, 0x00, 0x6f, 0x00, 0x6e, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x41, 0x00, 0x30, 0x00,
- 0x32, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x04, 0x00, 0x01, 0x00, 0x00, 0x00, 0x04, 0xf6, 0x00, 0x00,
- 0x01, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x0e, 0x00, 0x6d, 0x69, 0x63, 0x72, 0x6f, 0x73, 0x6f, 0x66,
- 0x74, 0x2e, 0x63, 0x6f, 0x6d, 0x00
-};
unsigned char result_license[] = {
0xff, 0x03, 0x10, 0x00, 0x07, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0xa0, 0x5f, 0x00, 0x00
};
-
unsigned char demand_active[] = {
0x24, 0x01, 0x11, 0x00, 0xea, 0x03, 0xea, 0x03, 0x01, 0x00, 0x04, 0x00, 0x0e, 0x01, 0x52, 0x44,
0x50, 0x00, 0x09, 0x00, 0x00, 0x00, 0x09, 0x00, 0x08, 0x00, 0xea, 0x03, 0x40, 0xe4, 0x01, 0x00,
#define EXPECT16(value) { in_uint16_le(s, unknown); if (unknown != (value)) printf("Unknown value on code line %u; expected 0x%x, got 0x%x\n", __LINE__, (value), unknown); }
#define EXPECT32(value) { in_uint32_le(s, unknown); if (unknown != (value)) printf("Unknown value on code line %u; expected 0x%x, got 0x%x\n", __LINE__, (value), unknown); }
-void
-process_presented_license(STREAM s)
-{
- unsigned char client_license_random[SEC_RANDOM_SIZE];
- unsigned char client_license_rsa_data[SEC_MODULUS_SIZE];
-
- uint16 length, license_size;
- uint32 unknown;
- uint8 *license, hwid[LICENCE_HWID_SIZE], signature[LICENCE_SIGNATURE_SIZE];
- int i;
-
- EXPECT8(2); // version
- in_uint16_le(s, length);
-
- EXPECT32(1); // unknown
- EXPECT16(0);
- EXPECT16(0x0201);
-
- in_uint8a(s, client_license_random, SEC_RANDOM_SIZE);
- EXPECT16(0);
- EXPECT16(SEC_MODULUS_SIZE + SEC_PADDING_SIZE);
- in_uint8a(s, client_license_rsa_data, SEC_MODULUS_SIZE);
- in_uint8s(s, SEC_PADDING_SIZE);
-
- EXPECT16(1);
- in_uint16_le(s, license_size);
-
- license = (uint8 *)xmalloc(license_size);
- in_uint8a(s, license, license_size);
-
- printf("Received license:\n");
- for (i = 0; i < license_size; ++i)
- printf(" 0x%02x", license[i]);
- printf("\n");
-
- EXPECT16(1);
- EXPECT16(LICENCE_HWID_SIZE);
- in_uint8a(s, hwid, LICENCE_HWID_SIZE);
-
- printf("License hardware ID:\n");
- for (i = 0; i < LICENCE_HWID_SIZE; ++i)
- printf(" 0x%02x", hwid[i]);
- printf("\n");
-
- in_uint8a(s, signature, LICENCE_SIGNATURE_SIZE);
-
- if (!s_check_end(s)) {
- printf("Unknown data at the end of presented license!");
- }
-
- // now we can generate the keys we need
- licence_generate_keys(client_license_random, demand_license + 4, client_license_rsa_data);
-// send_authreq();
-}
/* Receive secure transport packet */
STREAM
{
uint8 tag;
in_uint8(s, tag);
-
- if (tag == LICENCE_TAG_PRESENT) {
- process_presented_license(s);
-
- {
- STREAM s;
- s = sec_init(SEC_LICENCE_NEG, sizeof(result_license));
- out_uint8p(s, result_license, sizeof(result_license));
- s_mark_end(s);
- sec_send(s, SEC_LICENCE_NEG);
- }
-
- {
- STREAM s;
- s = sec_init(SEC_ENCRYPT, sizeof(demand_active));
- out_uint8p(s, demand_active, sizeof(demand_active));
- s_mark_end(s);
- sec_send(s, SEC_ENCRYPT);
- }
- }
+
+ printf("License tag %x, unimplemented\n", tag);
return NULL;
}
if (sec_flags & SEC_LOGON_INFO)
{
rdp_get_logon_info(s);
-
- // demand a license
+
+ // say "licensing is OK", then demand
+ // activity
{
STREAM s;
-
- s = sec_init(SEC_LICENCE_NEG, sizeof(demand_license));
- out_uint8p(s, demand_license, sizeof(demand_license));
+ s = sec_init(SEC_LICENCE_NEG, sizeof(result_license));
+ out_uint8p(s, result_license, sizeof(result_license));
s_mark_end(s);
sec_send(s, SEC_LICENCE_NEG);
}
-
+
+ {
+ STREAM s;
+ s = sec_init(SEC_ENCRYPT, sizeof(demand_active));
+ out_uint8p(s, demand_active, sizeof(demand_active));
+ s_mark_end(s);
+ sec_send(s, SEC_ENCRYPT);
+ }
+
return NULL;
}