118 lines
3.4 KiB
C
118 lines
3.4 KiB
C
/*
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* Author: NoMachine <developers@nomachine.com>
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*
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* Copyright (c) 2009, 2013 NoMachine
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* All rights reserved
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*
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* Support functions and system calls' replacements needed to let the
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* software run on Win32 based operating systems.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef KeyAuth_H
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#define KeyAuth_H
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#undef STRING
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#include <winsock2.h>
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#include "Win64Fix.h"
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#include <openssl/crypto.h>
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#include <openssl/rsa.h>
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#include <openssl/dsa.h>
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#include <openssl/sha.h>
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#include <openssl/md5.h>
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#include <openssl/bn.h>
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#include <openssl/evp.h>
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#include <openssl/err.h>
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#include <cstring>
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#include <cstdio>
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#include <windows.h>
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#include <NTSecPkg.h>
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#include "Types.h"
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#include "String.h"
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#include "PopBinary.h"
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#include "Base64.h"
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#include "Utils.h"
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#include "Key.h"
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#include "Debug.h"
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#include "SSLFix.h"
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#define SSH_BUG_SIGBLOB 0x00000001
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#define SSH_BUG_RSASIGMD5 0x00002000
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#define INTBLOB_LEN 20
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#define SIGBLOB_LEN (2*INTBLOB_LEN)
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//
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// Minimum modulus size (n) for RSA keys.
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//
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#define SSH_RSA_MINIMUM_MODULUS_SIZE 768
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static const Unsigned Char id_sha1[] =
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{
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0x30, 0x21, // type Sequence, length 0x21 (33)
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0x30, 0x09, // type Sequence, length 0x09
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0x06, 0x05, // type OID, length 0x05
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0x2b, 0x0e, 0x03, 0x02, 0x1a, // id-sha1 OID
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0x05, 0x00, // NULL
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0x04, 0x14 // Octet string, length 0x14 (20),
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// followed by sha1 hash
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};
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//
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// id-md5 OBJECT IDENTIFIER ::= { iso(1) member-body(2) us(840)
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// rsadsi(113549) digestAlgorithm(2) 5 }
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//
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static const Unsigned Char id_md5[] =
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{
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0x30, 0x20, // type Sequence, length 0x20 (32)
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0x30, 0x0c, // type Sequence, length 0x09
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0x06, 0x08, // type OID, length 0x05
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0x2a, 0x86, 0x48, 0x86, // id-md5
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0xF7, 0x0D, 0x02, 0x05,
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0x05, 0x00, // NULL
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0x04, 0x10 // Octet string, length 0x10 (16),
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// followed by md5 hash
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};
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Int VerifyKey(const Key *key, BYTE *sign, Int signSize,
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BYTE *data, Int dataSize, Int dataFellows);
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#endif
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