538 |
uint8 ** server_random, uint8 ** modulus, uint8 ** exponent) |
uint8 ** server_random, uint8 ** modulus, uint8 ** exponent) |
539 |
{ |
{ |
540 |
uint32 crypt_level, random_len, rsa_info_len; |
uint32 crypt_level, random_len, rsa_info_len; |
541 |
uint32 cacert_len, cert_len; |
uint32 cacert_len, cert_len, flags; |
542 |
X509 *cacert, *server_cert; |
X509 *cacert, *server_cert; |
543 |
uint16 tag, length; |
uint16 tag, length; |
544 |
uint8 *next_tag, *end; |
uint8 *next_tag, *end; |
563 |
if (end > s->end) |
if (end > s->end) |
564 |
return False; |
return False; |
565 |
|
|
566 |
if (!use_rdp5 || 1 == server_rdp_version) |
in_uint32_le(s, flags); /* 1 = RDP4-style, 0x80000002 = X.509 */ |
567 |
|
if (flags & 1) |
568 |
{ |
{ |
569 |
DEBUG_RDP5(("We're going for the RDP4-style encryption\n")); |
DEBUG_RDP5(("We're going for the RDP4-style encryption\n")); |
570 |
in_uint8s(s, 12); /* unknown */ |
in_uint8s(s, 8); /* unknown */ |
571 |
|
|
572 |
while (s->p < end) |
while (s->p < end) |
573 |
{ |
{ |
599 |
s->p = next_tag; |
s->p = next_tag; |
600 |
} |
} |
601 |
} |
} |
602 |
else if (4 == server_rdp_version) |
else |
603 |
{ |
{ |
604 |
DEBUG_RDP5(("We're going for the RDP5-style encryption\n")); |
DEBUG_RDP5(("We're going for the RDP5-style encryption\n")); |
605 |
in_uint8s(s, 8); /* Unknown */ |
in_uint8s(s, 4); /* Number of certificates */ |
606 |
|
|
607 |
/* Do da funky X.509 stuffy |
/* Do da funky X.509 stuffy |
608 |
|
|
654 |
} |
} |
655 |
return True; /* There's some garbage here we don't care about */ |
return True; /* There's some garbage here we don't care about */ |
656 |
} |
} |
|
else |
|
|
{ |
|
|
error("Unknown Server RDP version %d", server_rdp_version); |
|
|
return False; |
|
|
} |
|
657 |
return s_check_end(s); |
return s_check_end(s); |
658 |
} |
} |
659 |
|
|