/* Copyright (c) 2004-2010 TrueCrypt Developers Association. All rights reserved. Governed by the TrueCrypt License 3.0 the full text of which is contained in the file License.txt included in TrueCrypt binary and source code distribution packages. */ #ifdef __cplusplus extern "C" { #endif BOOL ReadLocalMachineRegistryDword (char *subKey, char *name, DWORD *value); BOOL ReadLocalMachineRegistryMultiString (char *subKey, char *name, char *value, DWORD *size); BOOL ReadLocalMachineRegistryString (const char *subKey, char *name, char *value, DWORD *size); BOOL ReadLocalMachineRegistryStringNonReflected (const char *subKey, char *name, char *str, DWORD *size); int ReadRegistryInt (char *subKey, char *name, int defaultValue); char *ReadRegistryString (char *subKey, char *name, char *defaultValue, char *str, int maxLen); DWORD ReadRegistryBytes (char *path, char *name, char *value, int maxLen); void WriteRegistryInt (char *subKey, char *name, int value); BOOL WriteLocalMachineRegistryDword (char *subKey, char *name, DWORD value); BOOL WriteLocalMachineRegistryMultiString (char *subKey, char *name, char *multiString, DWORD size); BOOL WriteLocalMachineRegistryString (char *subKey, char *name, char *str, BOOL expandable); void WriteRegistryString (char *subKey, char *name, char *str); BOOL WriteRegistryBytes (char *path, char *name, char *str, DWORD size); BOOL DeleteLocalMachineRegistryKey (char *parentKey, char *subKeyToDelete); void DeleteRegistryValue (char *subKey, char *name); void GetStartupRegKeyName (char *regk); #ifdef __cplusplus } #endif bbce20c51050a3bf0f11d36a78'>refslogtreecommitdiff
path: root/src/Volume/Pkcs5Kdf.cpp
blob: 6521e71a62f1610f7d7beb30138025182aff3540 (plain) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89

/*
 Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.

 Governed by the TrueCrypt License 3.0 the full text of which is contained in
 the file License.txt included in TrueCrypt binary and source code distribution
 packages.
*/

#include "Common/Pkcs5.h"
#include "Pkcs5Kdf.h"
#include "VolumePassword.h"

namespace VeraCrypt
{
	Pkcs5Kdf::Pkcs5Kdf ()
	{
	}

	Pkcs5Kdf::~Pkcs5Kdf ()
	{
	}

	void Pkcs5Kdf::DeriveKey (const BufferPtr &key, const VolumePassword &password, const ConstBufferPtr &salt, BOOL bNotTest) const
	{
		DeriveKey (key, password, salt, GetIterationCount(), bNotTest);
	}
	
	shared_ptr <Pkcs5Kdf> Pkcs5Kdf::GetAlgorithm (const wstring &name)
	{
		foreach (shared_ptr <Pkcs5Kdf> kdf, GetAvailableAlgorithms())
		{
			if (kdf->GetName() == name)
				return kdf;
		}
		throw ParameterIncorrect (SRC_POS);
	}

	shared_ptr <Pkcs5Kdf> Pkcs5Kdf::GetAlgorithm (const Hash &hash)
	{
		foreach (shared_ptr <Pkcs5Kdf> kdf, GetAvailableAlgorithms())
		{
			if (typeid (*kdf->GetHash()) == typeid (hash))
				return kdf;
		}

		throw ParameterIncorrect (SRC_POS);
	}

	Pkcs5KdfList Pkcs5Kdf::GetAvailableAlgorithms ()
	{
		Pkcs5KdfList l;
		
		l.push_back (shared_ptr <Pkcs5Kdf> (new Pkcs5HmacRipemd160 ()));
		l.push_back (shared_ptr <Pkcs5Kdf> (new Pkcs5HmacSha512 ()));
		l.push_back (shared_ptr <Pkcs5Kdf> (new Pkcs5HmacWhirlpool ()));

		return l;
	}

	void Pkcs5Kdf::ValidateParameters (const BufferPtr &key, const VolumePassword &password, const ConstBufferPtr &salt, int iterationCount) const
	{
		if (key.Size() < 1 || password.Size() < 1 || salt.Size() < 1 || iterationCount < 1)
			throw ParameterIncorrect (SRC_POS);
	}

	void Pkcs5HmacRipemd160::DeriveKey (const BufferPtr &key, const VolumePassword &password, const ConstBufferPtr &salt, int iterationCount, BOOL bNotTest) const
	{
		ValidateParameters (key, password, salt, iterationCount);
		derive_key_ripemd160 (bNotTest, (char *) password.DataPtr(), (int) password.Size(), (char *) salt.Get(), (int) salt.Size(), iterationCount, (char *) key.Get(), (int) key.Size());
	}

	void Pkcs5HmacRipemd160_1000::DeriveKey (const BufferPtr &key, const VolumePassword &password, const ConstBufferPtr &salt, int iterationCount, BOOL bNotTest) const
	{
		ValidateParameters (key, password, salt, iterationCount);
		derive_key_ripemd160 (bNotTest, (char *) password.DataPtr(), (int) password.Size(), (char *) salt.Get(), (int) salt.Size(), iterationCount, (char *) key.Get(), (int) key.Size());
	}

	void Pkcs5HmacSha512::DeriveKey (const BufferPtr &key, const VolumePassword &password, const ConstBufferPtr &salt, int iterationCount, BOOL bNotTest) const
	{
		ValidateParameters (key, password, salt, iterationCount);
		derive_key_sha512 ((char *) password.DataPtr(), (int) password.Size(), (char *) salt.Get(), (int) salt.Size(), iterationCount, (char *) key.Get(), (int) key.Size());
	}

	void Pkcs5HmacWhirlpool::DeriveKey (const BufferPtr &key, const VolumePassword &password, const ConstBufferPtr &salt, int iterationCount, BOOL bNotTest) const
	{
		ValidateParameters (key, password, salt, iterationCount);
		derive_key_whirlpool ((char *) password.DataPtr(), (int) password.Size(), (char *) salt.Get(), (int) salt.Size(), iterationCount, (char *) key.Get(), (int) key.Size());
	}
}