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src
pk_pad
emsa3
emsa3.h
Go to the documentation of this file.
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/*
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* EMSA3 and EMSA3_Raw
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* (C) 1999-2008 Jack Lloyd
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*
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* Distributed under the terms of the Botan license
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*/
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#ifndef BOTAN_EMSA3_H__
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#define BOTAN_EMSA3_H__
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#include <botan/emsa.h>
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#include <botan/hash.h>
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namespace
Botan
{
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/**
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* EMSA3 from IEEE 1363
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* aka PKCS #1 v1.5 signature padding
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* aka PKCS #1 block type 1
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*/
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class
BOTAN_DLL
EMSA3
:
public
EMSA
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{
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public
:
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/**
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* @param hash the hash object to use
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*/
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EMSA3
(
HashFunction
* hash);
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~
EMSA3
();
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void
update(
const
byte
[],
size_t
);
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SecureVector<byte>
raw_data();
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SecureVector<byte>
encoding_of(
const
MemoryRegion<byte>
&,
size_t
,
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RandomNumberGenerator
&
rng
);
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bool
verify(
const
MemoryRegion<byte>
&,
const
MemoryRegion<byte>
&,
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size_t
);
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private
:
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HashFunction
* hash;
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SecureVector<byte>
hash_id;
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};
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/**
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* EMSA3_Raw which is EMSA3 without a hash or digest id (which
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* according to QCA docs is "identical to PKCS#11's CKM_RSA_PKCS
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* mechanism", something I have not confirmed)
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*/
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class
BOTAN_DLL
EMSA3_Raw
:
public
EMSA
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{
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public
:
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void
update(
const
byte
[],
size_t
);
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SecureVector<byte>
raw_data();
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SecureVector<byte>
encoding_of(
const
MemoryRegion<byte>
&,
size_t
,
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RandomNumberGenerator
&
rng
);
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bool
verify(
const
MemoryRegion<byte>
&,
const
MemoryRegion<byte>
&,
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size_t
);
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private
:
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SecureVector<byte>
message;
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};
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}
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#endif
Botan::RandomNumberGenerator
Definition:
rng.h:20
Botan::EMSA3
Definition:
emsa3.h:21
Botan::byte
unsigned char byte
Definition:
types.h:22
rng
RandomNumberGenerator * rng
Definition:
global_rng.cpp:165
Botan::EMSA3_Raw
Definition:
emsa3.h:49
Botan::EMSA
Definition:
emsa.h:19
Botan::MemoryRegion< byte >
Botan
Definition:
algo_base.h:14
Botan::HashFunction
Definition:
hash.h:20
Botan::SecureVector< byte >
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