Atmosphere/libraries/libvapours/include/vapours/crypto/crypto_hmac_generator.hpp

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/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/util.hpp>
#include <vapours/crypto/impl/crypto_hmac_impl.hpp>
namespace ams::crypto {
template<typename Hash> /* requires HashFunction<Hash> */
class HmacGenerator {
NON_COPYABLE(HmacGenerator);
NON_MOVEABLE(HmacGenerator);
private:
using Impl = impl::HmacImpl<Hash>;
public:
static constexpr size_t HashSize = Impl::HashSize;
static constexpr size_t BlockSize = Impl::BlockSize;
private:
Impl m_impl;
public:
HmacGenerator() { /* ... */ }
void Initialize(const void *key, size_t key_size) {
return m_impl.Initialize(key, key_size);
}
void Update(const void *data, size_t size) {
return m_impl.Update(data, size);
}
void GetMac(void *dst, size_t dst_size) {
return m_impl.GetMac(dst, dst_size);
}
};
}