mirror of
https://github.com/shchmue/Lockpick.git
synced 2024-12-22 09:25:36 +00:00
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/*
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* Copyright (c) 2018 shchmue
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <string>
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#include <vector>
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#include <switch/types.h>
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#include <stdio.h>
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typedef std::vector<u8> byte_vector;
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class Key {
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public:
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Key(std::string name, u64 xx_hash, byte_vector hash, u8 length, byte_vector key);
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// init with hash only
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Key(std::string name, u64 xx_hash, byte_vector hash, u8 length);
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// init with key only
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Key(std::string name, u8 length, byte_vector key);
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// temp key, no name stored
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Key(byte_vector key, u8 length);
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// key to be assigned later
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Key(std::string name, u8 length);
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// for declaration only
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Key();
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bool found() const { return is_found; }
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void set_found() { is_found = true; }
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// write key to file
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void save_key(FILE *file);
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static const size_t get_saved_key_count() { return saved_key_count; }
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// return CTR-decrypted data
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byte_vector aes_decrypt_ctr(const byte_vector &data, byte_vector iv);
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// return ECB-decrypted data
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byte_vector aes_decrypt_ecb(const byte_vector &data);
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// return CMAC of data
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byte_vector cmac(byte_vector data);
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// find key in buffer by hash, optionally specify start offset
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void find_key(const byte_vector &buffer, size_t start = 0);
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// get key encryption key
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byte_vector generate_kek(Key &master_key, const Key &kek_seed, const Key &key_seed);
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byte_vector key;
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std::string name;
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u64 xx_hash;
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byte_vector hash;
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u8 length;
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bool is_found = false;
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private:
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static size_t saved_key_count;
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}; |