69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
#pragma once
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#include "base.h"
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#include <furi.h>
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/*
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* Keeloq
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* https://ru.wikipedia.org/wiki/KeeLoq
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* https://phreakerclub.com/forum/showthread.php?t=1094
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*
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*/
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#define KEELOQ_NLF 0x3A5C742E
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#define bit(x, n) (((x) >> (n)) & 1)
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#define g5(x, a, b, c, d, e) \
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(bit(x, a) + bit(x, b) * 2 + bit(x, c) * 4 + bit(x, d) * 8 + bit(x, e) * 16)
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/*
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* KeeLoq learning types
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* https://phreakerclub.com/forum/showthread.php?t=67
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*/
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#define KEELOQ_LEARNING_UNKNOWN 0u
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#define KEELOQ_LEARNING_SIMPLE 1u
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#define KEELOQ_LEARNING_NORMAL 2u
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#define KEELOQ_LEARNING_SECURE 3u
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#define KEELOQ_LEARNING_MAGIC_XOR_TYPE_1 4u
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/**
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* Simple Learning Encrypt
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* @param data - 0xBSSSCCCC, B(4bit) key, S(10bit) serial&0x3FF, C(16bit) counter
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* @param key - manufacture (64bit)
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* @return keeloq encrypt data
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*/
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uint32_t subghz_protocol_keeloq_common_encrypt(const uint32_t data, const uint64_t key);
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/**
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* Simple Learning Decrypt
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* @param data - keeloq encrypt data
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* @param key - manufacture (64bit)
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* @return 0xBSSSCCCC, B(4bit) key, S(10bit) serial&0x3FF, C(16bit) counter
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*/
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uint32_t subghz_protocol_keeloq_common_decrypt(const uint32_t data, const uint64_t key);
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/**
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* Normal Learning
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* @param data - serial number (28bit)
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* @param key - manufacture (64bit)
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* @return manufacture for this serial number (64bit)
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*/
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uint64_t subghz_protocol_keeloq_common_normal_learning(uint32_t data, const uint64_t key);
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/**
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* Secure Learning
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* @param data - serial number (28bit)
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* @param seed - seed number (32bit)
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* @param key - manufacture (64bit)
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* @return manufacture for this serial number (64bit)
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*/
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uint64_t
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subghz_protocol_keeloq_common_secure_learning(uint32_t data, uint32_t seed, const uint64_t key);
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/**
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* Magic_xor_type1 Learning
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* @param data - serial number (28bit)
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* @param xor - magic xor (64bit)
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* @return manufacture for this serial number (64bit)
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*/
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uint64_t subghz_protocol_keeloq_common_magic_xor_type1_learning(uint32_t data, uint64_t xor);
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