mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-25 20:23:07 +00:00
ac8b1457f2
* SubGhz: add save key in flipper file format * [FL-2005] SubGhz: fix stored signals cannot be deleted * SubGhz: add load key in flipper file format * SubGhz: fix syntax * SubGhz: fix bad file upload * Storage: add function to get the next free filename * SubGhz: add save RAW in flipper file format * SubGhz: add load RAW in flipper file format * SubGhz: refactoring protocol * SubGhz: refactoring scene * SubGhz: fix SubGhzNotificationState define * Makefile: proper comapre for FORCE Co-authored-by: あく <alleteam@gmail.com>
262 lines
9.6 KiB
C
262 lines
9.6 KiB
C
#include "subghz_protocol_came_atomo.h"
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#include "subghz_protocol_common.h"
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#include <lib/toolbox/manchester-decoder.h>
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#include "../subghz_keystore.h"
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#define SUBGHZ_NO_CAME_ATOMO_RAINBOW_TABLE 0xFFFFFFFFFFFFFFFF
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struct SubGhzProtocolCameAtomo {
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SubGhzProtocolCommon common;
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ManchesterState manchester_saved_state;
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const char* rainbow_table_file_name;
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};
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typedef enum {
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CameAtomoDecoderStepReset = 0,
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CameAtomoDecoderStepDecoderData,
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} CameAtomoDecoderStep;
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SubGhzProtocolCameAtomo* subghz_protocol_came_atomo_alloc() {
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SubGhzProtocolCameAtomo* instance = furi_alloc(sizeof(SubGhzProtocolCameAtomo));
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instance->common.name = "CAME Atomo";
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instance->common.code_min_count_bit_for_found = 62;
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instance->common.te_short = 600;
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instance->common.te_long = 1200;
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instance->common.te_delta = 250;
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instance->common.type_protocol = SubGhzProtocolCommonTypeStatic;
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instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_protocol_came_atomo_to_str;
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instance->common.to_load_protocol =
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(SubGhzProtocolCommonLoadFromRAW)subghz_decoder_came_atomo_to_load_protocol;
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return instance;
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}
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void subghz_protocol_came_atomo_free(SubGhzProtocolCameAtomo* instance) {
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furi_assert(instance);
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free(instance);
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}
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void subghz_protocol_came_atomo_name_file(SubGhzProtocolCameAtomo* instance, const char* name) {
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instance->rainbow_table_file_name = name;
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printf("Loading CAME Atomo rainbow table %s\r\n", name);
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}
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/** Read bytes from rainbow table
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*
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* @param instance - SubGhzProtocolCameAtomo* instance
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* @param number_atomo_magic_xor
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* @return atomo_magic_xor
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*/
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uint64_t subghz_came_atomo_get_atomo_magic_xor_in_file(
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SubGhzProtocolCameAtomo* instance,
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uint8_t number_atomo_magic_xor) {
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if(!strcmp(instance->rainbow_table_file_name, "")) return SUBGHZ_NO_CAME_ATOMO_RAINBOW_TABLE;
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uint8_t buffer[sizeof(uint64_t)] = {0};
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uint32_t address = number_atomo_magic_xor * sizeof(uint64_t);
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uint64_t atomo_magic_xor = 0;
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if(subghz_keystore_raw_get_data(
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instance->rainbow_table_file_name, address, buffer, sizeof(uint64_t))) {
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for(size_t i = 0; i < sizeof(uint64_t); i++) {
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atomo_magic_xor = (atomo_magic_xor << 8) | buffer[i];
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}
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} else {
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atomo_magic_xor = SUBGHZ_NO_CAME_ATOMO_RAINBOW_TABLE;
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}
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return atomo_magic_xor;
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}
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/** Analysis of received data
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*
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* @param instance SubGhzProtocolCameAtomo instance
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*/
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void subghz_protocol_came_atomo_remote_controller(SubGhzProtocolCameAtomo* instance) {
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/*
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* 0x1fafef3ed0f7d9ef
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* 0x185fcc1531ee86e7
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* 0x184fa96912c567ff
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* 0x187f8a42f3dc38f7
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* 0x186f63915492a5cd
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* 0x181f40bab58bfac5
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* 0x180f25c696a01bdd
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* 0x183f06ed77b944d5
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* 0x182ef661d83d21a9
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* 0x18ded54a39247ea1
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* 0x18ceb0361a0f9fb9
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* 0x18fe931dfb16c0b1
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* 0x18ee7ace5c585d8b
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* ........
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* transmission consists of 99 parcels with increasing counter while holding down the button
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* with each new press, the counter in the encrypted part increases
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*
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* 0x1FAFF13ED0F7D9EF
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* 0x1FAFF11ED0F7D9EF
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* 0x1FAFF10ED0F7D9EF
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* 0x1FAFF0FED0F7D9EF
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* 0x1FAFF0EED0F7D9EF
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* 0x1FAFF0DED0F7D9EF
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* 0x1FAFF0CED0F7D9EF
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* 0x1FAFF0BED0F7D9EF
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* 0x1FAFF0AED0F7D9EF
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*
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* where 0x1FAF - parcel counter, 0хF0A - button press counter,
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* 0xED0F7D9E - serial number, 0хF - key
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* 0x1FAF parcel counter - 1 in the parcel queue ^ 0x185F = 0x07F0
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* 0x185f ^ 0x185F = 0x0000
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* 0x184f ^ 0x185F = 0x0010
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* 0x187f ^ 0x185F = 0x0020
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* .....
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* 0x182e ^ 0x185F = 0x0071
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* 0x18de ^ 0x185F = 0x0081
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* .....
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* 0x1e43 ^ 0x185F = 0x061C
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* where the last nibble is incremented every 8 samples
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*
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* Decode
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*
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* 0x1cf6931dfb16c0b1 => 0x1cf6
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* 0x1cf6 ^ 0x185F = 0x04A9
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* 0x04A9 => 0x04A = 74 (dec)
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* 74+1 % 32(atomo_magic_xor) = 11
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* GET atomo_magic_xor[11] = 0xXXXXXXXXXXXXXXXX
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* 0x931dfb16c0b1 ^ 0xXXXXXXXXXXXXXXXX = 0xEF3ED0F7D9EF
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* 0xEF3 ED0F7D9E F => 0xEF3 - CNT, 0xED0F7D9E - SN, 0xF - key
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*
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* */
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uint16_t parcel_counter = instance->common.code_last_found >> 48;
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parcel_counter = parcel_counter ^ 0x185F;
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parcel_counter >>= 4;
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uint8_t ind = (parcel_counter + 1) % 32;
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uint64_t temp_data = instance->common.code_last_found & 0x0000FFFFFFFFFFFF;
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uint64_t atomo_magic_xor = subghz_came_atomo_get_atomo_magic_xor_in_file(instance, ind);
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if(atomo_magic_xor != SUBGHZ_NO_CAME_ATOMO_RAINBOW_TABLE) {
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temp_data = temp_data ^ atomo_magic_xor;
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instance->common.cnt = temp_data >> 36;
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instance->common.serial = (temp_data >> 4) & 0x000FFFFFFFF;
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instance->common.btn = temp_data & 0xF;
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} else {
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instance->common.cnt = 0;
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instance->common.serial = 0;
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instance->common.btn = 0;
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}
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}
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void subghz_protocol_came_atomo_reset(SubGhzProtocolCameAtomo* instance) {
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instance->common.parser_step = CameAtomoDecoderStepReset;
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventReset,
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&instance->manchester_saved_state,
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NULL);
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}
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void subghz_protocol_came_atomo_parse(
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SubGhzProtocolCameAtomo* instance,
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bool level,
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uint32_t duration) {
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ManchesterEvent event = ManchesterEventReset;
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switch(instance->common.parser_step) {
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case CameAtomoDecoderStepReset:
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if((!level) && (DURATION_DIFF(duration, instance->common.te_long * 65) <
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instance->common.te_delta * 20)) {
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//Found header CAME
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instance->common.parser_step = CameAtomoDecoderStepDecoderData;
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instance->common.code_found = 0;
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instance->common.code_count_bit = 1;
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventReset,
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&instance->manchester_saved_state,
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NULL);
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventShortLow,
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&instance->manchester_saved_state,
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NULL);
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}
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break;
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case CameAtomoDecoderStepDecoderData:
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if(!level) {
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if(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta) {
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event = ManchesterEventShortLow;
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} else if(DURATION_DIFF(duration, instance->common.te_long) < instance->common.te_delta) {
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event = ManchesterEventLongLow;
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} else if(duration >= (instance->common.te_long * 2 + instance->common.te_delta)) {
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if(instance->common.code_count_bit ==
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instance->common.code_min_count_bit_for_found) {
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instance->common.code_last_found = instance->common.code_found;
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instance->common.code_last_count_bit = instance->common.code_count_bit;
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if(instance->common.callback)
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instance->common.callback(
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(SubGhzProtocolCommon*)instance, instance->common.context);
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}
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instance->common.code_found = 0;
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instance->common.code_count_bit = 1;
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventReset,
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&instance->manchester_saved_state,
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NULL);
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventShortLow,
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&instance->manchester_saved_state,
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NULL);
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} else {
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instance->common.parser_step = CameAtomoDecoderStepReset;
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}
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} else {
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if(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta) {
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event = ManchesterEventShortHigh;
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} else if(DURATION_DIFF(duration, instance->common.te_long) < instance->common.te_delta) {
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event = ManchesterEventLongHigh;
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} else {
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instance->common.parser_step = CameAtomoDecoderStepReset;
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}
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}
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if(event != ManchesterEventReset) {
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bool data;
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bool data_ok = manchester_advance(
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instance->manchester_saved_state, event, &instance->manchester_saved_state, &data);
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if(data_ok) {
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instance->common.code_found = (instance->common.code_found << 1) | !data;
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instance->common.code_count_bit++;
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}
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}
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break;
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}
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}
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void subghz_protocol_came_atomo_to_str(SubGhzProtocolCameAtomo* instance, string_t output) {
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subghz_protocol_came_atomo_remote_controller(instance);
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uint32_t code_found_hi = instance->common.code_last_found >> 32;
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uint32_t code_found_lo = instance->common.code_last_found & 0x00000000ffffffff;
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string_cat_printf(
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output,
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"%s %db\r\n"
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"Key:0x%lX%08lX\r\n"
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"Sn:0x%08lX Btn:0x%01X\r\n"
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"Cnt:0x%03X\r\n",
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instance->common.name,
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instance->common.code_last_count_bit,
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code_found_hi,
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code_found_lo,
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instance->common.serial,
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instance->common.btn,
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instance->common.cnt);
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}
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void subghz_decoder_came_atomo_to_load_protocol(SubGhzProtocolCameAtomo* instance, void* context) {
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furi_assert(context);
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furi_assert(instance);
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SubGhzProtocolCommonLoad* data = context;
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instance->common.code_last_found = data->code_found;
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instance->common.code_last_count_bit = data->code_count_bit;
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subghz_protocol_came_atomo_remote_controller(instance);
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}
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