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 VCHANNEL g_channels[];
extern unsigned int g_num_channels;
-static int rc4_key_len;
+int rc4_key_len;
static RC4_KEY rc4_decrypt_key;
static RC4_KEY rc4_encrypt_key;
static RSA *server_public_key;
-static uint8 sec_sign_key[16];
+uint8 sec_sign_key[16];
static uint8 sec_decrypt_key[16];
static uint8 sec_encrypt_key[16];
static uint8 sec_decrypt_update_key[16];
printf("0x%02x ", sec_encrypt_key[i]);
printf("\n");
}
+
+ g_encryption = 1;
}
static uint8 pad_54[40] = {
}
/* Encrypt data using RC4 */
-static void
+void
sec_encrypt(uint8 * data, int length)
{
static int use_count;
int hdrlen;
STREAM s;
- /*if (!g_licence_issued) */
+ if (!g_licence_issued)
hdrlen = (flags & SEC_ENCRYPT) ? 12 : 4;
-/* else
- hdrlen = (flags & SEC_ENCRYPT) ? 12 : 0; */
+ else
+ hdrlen = (flags & SEC_ENCRYPT) ? 12 : 0;
+ printf("HDRLEN is %u\n", hdrlen);
s = mcs_init(maxlen + hdrlen);
s_push_layer(s, sec_hdr, hdrlen);
// DEBUG(("sending packet to channel %u\n", channel));
s_pop_layer(s, sec_hdr);
-// if (!g_licence_issued || (flags & SEC_ENCRYPT))
+ if (!g_licence_issued || (flags & SEC_ENCRYPT)) {
out_uint32_le(s, flags);
+ }
if (flags & SEC_ENCRYPT)
{
flags &= ~SEC_ENCRYPT;
datalen = s->end - s->p - 8;
-#if WITH_DEBUG
+#if WITH_DEBUG && 0
DEBUG(("Sending encrypted packet:\n"));
hexdump(s->p + 8, datalen);
#endif
sec_sign(s->p, 8, sec_sign_key, rc4_key_len, s->p + 8, datalen);
+ printf("First byte of signature is 0x%x, at %p\n", (s->p)[0], s->p);
sec_encrypt(s->p + 8, datalen);
}
}
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 authreq_license[] = {
- 0x02, 0x03, 0x26, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x0a, 0x00, 0x37, 0x58, 0x0f, 0xc6,
- 0x59, 0xfb, 0x03, 0xb2, 0x2a, 0xb7, 0xfa, 0x65, 0xac, 0x02, 0x8d, 0x8b, 0xda, 0xf7, 0xc5, 0x20,
- 0x1b, 0xe3, 0x65, 0x26, 0xc4, 0x6a
-};
unsigned char result_license[] = {
- 0xff, 0x03, 0x10, 0x00, 0x08, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x6a, 0xbd, 0x00, 0x00
+ 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,
+ 0x18, 0x00, 0x01, 0x00, 0x03, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x11, 0x04, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x0e, 0x00, 0x04, 0x00, 0x02, 0x00, 0x1c, 0x00, 0x08, 0x00,
+ 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x20, 0x03, 0x58, 0x02, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00,
+ 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x58, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x42, 0x0f, 0x00, 0x01, 0x00,
+ 0x14, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x22, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00,
+ 0x00, 0x00, 0x01, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+ 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0xa1, 0x06, 0x00, 0x00, 0x40, 0x42,
+ 0x0f, 0x00, 0x40, 0x42, 0x0f, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00,
+ 0x08, 0x00, 0x06, 0x00, 0x00, 0x00, 0x12, 0x00, 0x08, 0x00, 0x01, 0x00, 0x00, 0x00, 0x08, 0x00,
+ 0x0a, 0x00, 0x01, 0x00, 0x19, 0x00, 0x19, 0x00, 0x0d, 0x00, 0x58, 0x00, 0x35, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0xed, 0xbf, 0xa5, 0xcd, 0xb1, 0xae, 0xbe,
+ 0x88, 0x35, 0x56, 0xe5, 0xc2, 0x01, 0xaf, 0xbe, 0xc8, 0xed, 0xbf, 0xa5, 0x8c, 0x33, 0x40, 0xe4,
+ 0x08, 0x30, 0x40, 0xe4, 0x01, 0x00, 0x00, 0x00, 0x08, 0x30, 0x40, 0xe4, 0x00, 0x00, 0x00, 0x00,
+ 0xc0, 0xed, 0xbf, 0xa5, 0x34, 0xf5, 0xae, 0xbe, 0x08, 0x30, 0x40, 0xe4, 0xb4, 0xed, 0xbf, 0xa5,
+ 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x0a, 0x00, 0x01, 0x00, 0x19, 0x00, 0x19, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00
};
#define EXPECT8(value) { in_uint8(s, unknown); if (unknown != (value)) printf("Unknown value on code line %u; expected 0x%x, got 0x%x\n", __LINE__, (value), unknown); }
#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);
-}
/* Receive secure transport packet */
STREAM
uint16 channel;
STREAM s;
- while ((s = mcs_recv(&channel)) != NULL)
+ if ((s = mcs_recv(&channel)) != NULL)
{
if (/*g_encryption || !g_licence_issued*/ 1)
{
in_uint32_le(s, sec_flags);
- printf("sec_flags=%x\n", sec_flags);
if (sec_flags & SEC_ENCRYPT)
{
- printf("encrypt\n");
in_uint8s(s, 8); /* signature */
sec_decrypt(s->p, s->end - s->p);
}
{
uint8 tag;
in_uint8(s, tag);
- printf("SEC_LICENSE_NEG tag %x\n", tag);
-
- if (tag == LICENCE_TAG_PRESENT) {
- process_presented_license(s);
- }
+
+ printf("License tag %x, unimplemented\n", tag);
- //licence_process(s);
- continue;
+ return NULL;
}
if (sec_flags & SEC_LOGON_INFO)
{
- printf("Received logon packet!\n");
rdp_get_logon_info(s);
-
- // demand a license
+
+ // say "licensing is OK", then demand
+ // activity
{
STREAM s;
-
- s = sec_init(sizeof(demand_license), SEC_LICENCE_NEG);
- 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);
}
-
- continue;
+
+ {
+ 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;
}
if (sec_flags & SEC_CLIENT_RANDOM) {
uint8 inr[SEC_MODULUS_SIZE];
int i;
- printf("Receiving the client random!\n");
in_uint32_le(s, length);
if (length != SEC_MODULUS_SIZE + SEC_PADDING_SIZE) {
error("Client random was wrong size, %u bytes\n", length);
// now we can generate the keys
sec_generate_keys(inr + SEC_RANDOM_SIZE, cacert, 1);
- continue;
+ return NULL;
}
}
if (channel != MCS_GLOBAL_CHANNEL)
{
channel_process(s, channel);
- continue;
+ return NULL;
}
return s;