Atmosphere/libraries/libstratosphere/include/stratosphere/gc/impl/gc_gc_crypto.hpp
2022-03-21 17:21:44 -07:00

48 lines
2.1 KiB
C++

/*
* 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.hpp>
#include <stratosphere/gc/impl/gc_types.hpp>
namespace ams::gc::impl {
class GcCrypto {
NON_COPYABLE(GcCrypto);
NON_MOVEABLE(GcCrypto);
public:
static constexpr size_t GcRsaKeyLength = crypto::Rsa2048PssSha256Verifier::ModulusSize;
static constexpr size_t GcRsaPublicExponentLength = 3;
static constexpr size_t GcAesKeyLength = crypto::AesEncryptor128::KeySize;
static constexpr size_t GcAesCbcIvLength = crypto::Aes128CbcEncryptor::IvSize;
static constexpr size_t GcHmacKeyLength = 0x20;
static constexpr size_t GcCvConstLength = 0x10;
static constexpr size_t GcSha256HashLength = crypto::Sha256Generator::HashSize;
public:
static bool CheckDevelopmentSpl();
static Result DecryptAesKeySpl(void *dst, size_t dst_size, const void *src, size_t src_size, s32 generation, u32 option);
static Result VerifyCardHeader(const void *header_buffer, size_t header_size, const void *modulus, size_t modulus_size);
static Result EncryptCardHeader(void *header, size_t header_size);
static Result DecryptCardHeader(void *header, size_t header_size);
static Result VerifyT1CardCertificate(const void *cert_buffer, size_t cert_size);
static Result VerifyCa10Certificate(const void *cert_buffer, size_t cert_size);
};
}