unleashed-firmware/lib/subghz/protocols/subghz_protocol_keeloq_common.h
あく 421a0f6b97
[FL-1546, FL-1534, FL-1550] Drop F5, Certification preparation, Global application start lock (#585)
* Firmware: drop F5 target
* Rename app-loader to loader
* Update code owners file
* Loader: global application start lock API, minor refactoring
* Archive: update loader usage
* Cli: Command flags, global application start lock
* Apps: update cli API usage
* Bootloader: minor refactoring
* Firmware: minor build refactoring
* SubGhz: GUI packet test
* SubGhz: drop packet transmission and unused presets
* Github: drop F5 from build
* Archive: favorites
* Archive: a little bit more of Favorites
2021-07-18 21:09:00 +03:00

47 lines
1.4 KiB
C

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