mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-24 13:33:06 +00:00
387 lines
14 KiB
C
387 lines
14 KiB
C
#include "smc5326.h"
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#include "../blocks/const.h"
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#include "../blocks/decoder.h"
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#include "../blocks/encoder.h"
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#include "../blocks/generic.h"
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#include "../blocks/math.h"
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/*
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* Help
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* https://datasheetspdf.com/pdf-file/532079/Aslic/AX5326-4/1
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*
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*/
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#define TAG "SubGhzProtocolSMC5326"
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#define DIP_P 0b11 //(+)
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#define DIP_O 0b10 //(0)
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#define DIP_N 0b00 //(-)
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#define DIP_PATTERN "%c%c%c%c%c%c%c%c"
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#define SHOW_DIP_P(dip, check_dip) \
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((((dip >> 0xE) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0xC) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0xA) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0x8) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0x6) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0x4) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0x2) & 0x3) == check_dip) ? '*' : '_'), \
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((((dip >> 0x0) & 0x3) == check_dip) ? '*' : '_')
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static const SubGhzBlockConst subghz_protocol_smc5326_const = {
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.te_short = 300,
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.te_long = 900,
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.te_delta = 200,
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.min_count_bit_for_found = 25,
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};
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struct SubGhzProtocolDecoderSMC5326 {
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SubGhzProtocolDecoderBase base;
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SubGhzBlockDecoder decoder;
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SubGhzBlockGeneric generic;
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uint32_t te;
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uint32_t last_data;
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};
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struct SubGhzProtocolEncoderSMC5326 {
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SubGhzProtocolEncoderBase base;
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SubGhzProtocolBlockEncoder encoder;
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SubGhzBlockGeneric generic;
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uint32_t te;
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};
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typedef enum {
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SMC5326DecoderStepReset = 0,
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SMC5326DecoderStepSaveDuration,
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SMC5326DecoderStepCheckDuration,
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} SMC5326DecoderStep;
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const SubGhzProtocolDecoder subghz_protocol_smc5326_decoder = {
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.alloc = subghz_protocol_decoder_smc5326_alloc,
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.free = subghz_protocol_decoder_smc5326_free,
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.feed = subghz_protocol_decoder_smc5326_feed,
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.reset = subghz_protocol_decoder_smc5326_reset,
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.get_hash_data = subghz_protocol_decoder_smc5326_get_hash_data,
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.serialize = subghz_protocol_decoder_smc5326_serialize,
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.deserialize = subghz_protocol_decoder_smc5326_deserialize,
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.get_string = subghz_protocol_decoder_smc5326_get_string,
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};
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const SubGhzProtocolEncoder subghz_protocol_smc5326_encoder = {
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.alloc = subghz_protocol_encoder_smc5326_alloc,
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.free = subghz_protocol_encoder_smc5326_free,
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.deserialize = subghz_protocol_encoder_smc5326_deserialize,
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.stop = subghz_protocol_encoder_smc5326_stop,
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.yield = subghz_protocol_encoder_smc5326_yield,
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};
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const SubGhzProtocol subghz_protocol_smc5326 = {
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.name = SUBGHZ_PROTOCOL_SMC5326_NAME,
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.type = SubGhzProtocolTypeStatic,
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.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_868 | SubGhzProtocolFlag_315 |
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SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable | SubGhzProtocolFlag_Load |
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SubGhzProtocolFlag_Save | SubGhzProtocolFlag_Send,
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.decoder = &subghz_protocol_smc5326_decoder,
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.encoder = &subghz_protocol_smc5326_encoder,
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};
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void* subghz_protocol_encoder_smc5326_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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SubGhzProtocolEncoderSMC5326* instance = malloc(sizeof(SubGhzProtocolEncoderSMC5326));
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instance->base.protocol = &subghz_protocol_smc5326;
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instance->generic.protocol_name = instance->base.protocol->name;
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instance->encoder.repeat = 10;
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instance->encoder.size_upload = 128;
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instance->encoder.upload = malloc(instance->encoder.size_upload * sizeof(LevelDuration));
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instance->encoder.is_running = false;
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return instance;
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}
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void subghz_protocol_encoder_smc5326_free(void* context) {
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furi_assert(context);
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SubGhzProtocolEncoderSMC5326* instance = context;
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free(instance->encoder.upload);
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free(instance);
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}
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/**
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* Generating an upload from data.
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* @param instance Pointer to a SubGhzProtocolEncoderSMC5326 instance
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* @return true On success
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*/
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static bool subghz_protocol_encoder_smc5326_get_upload(SubGhzProtocolEncoderSMC5326* instance) {
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furi_assert(instance);
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size_t index = 0;
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size_t size_upload = (instance->generic.data_count_bit * 2) + 2;
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if(size_upload > instance->encoder.size_upload) {
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FURI_LOG_E(TAG, "Size upload exceeds allocated encoder buffer.");
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return false;
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} else {
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instance->encoder.size_upload = size_upload;
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}
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//Send key data
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for(uint8_t i = instance->generic.data_count_bit; i > 0; i--) {
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if(bit_read(instance->generic.data, i - 1)) {
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//send bit 1
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instance->encoder.upload[index++] =
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level_duration_make(true, (uint32_t)instance->te * 3);
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instance->encoder.upload[index++] = level_duration_make(false, (uint32_t)instance->te);
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} else {
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//send bit 0
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instance->encoder.upload[index++] = level_duration_make(true, (uint32_t)instance->te);
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instance->encoder.upload[index++] =
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level_duration_make(false, (uint32_t)instance->te * 3);
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}
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}
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//Send Stop bit
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instance->encoder.upload[index++] = level_duration_make(true, (uint32_t)instance->te);
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//Send PT_GUARD
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instance->encoder.upload[index++] = level_duration_make(false, (uint32_t)instance->te * 25);
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return true;
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}
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bool subghz_protocol_encoder_smc5326_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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SubGhzProtocolEncoderSMC5326* instance = context;
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bool res = false;
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do {
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if(!subghz_block_generic_deserialize(&instance->generic, flipper_format)) {
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FURI_LOG_E(TAG, "Deserialize error");
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break;
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}
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if(!flipper_format_rewind(flipper_format)) {
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FURI_LOG_E(TAG, "Rewind error");
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break;
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}
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if(!flipper_format_read_uint32(flipper_format, "TE", (uint32_t*)&instance->te, 1)) {
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FURI_LOG_E(TAG, "Missing TE");
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break;
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}
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if(instance->generic.data_count_bit !=
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subghz_protocol_smc5326_const.min_count_bit_for_found) {
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FURI_LOG_E(TAG, "Wrong number of bits in key");
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break;
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}
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//optional parameter parameter
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flipper_format_read_uint32(
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flipper_format, "Repeat", (uint32_t*)&instance->encoder.repeat, 1);
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if(!subghz_protocol_encoder_smc5326_get_upload(instance)) break;
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instance->encoder.is_running = true;
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res = true;
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} while(false);
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return res;
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}
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void subghz_protocol_encoder_smc5326_stop(void* context) {
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SubGhzProtocolEncoderSMC5326* instance = context;
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instance->encoder.is_running = false;
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}
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LevelDuration subghz_protocol_encoder_smc5326_yield(void* context) {
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SubGhzProtocolEncoderSMC5326* instance = context;
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if(instance->encoder.repeat == 0 || !instance->encoder.is_running) {
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instance->encoder.is_running = false;
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return level_duration_reset();
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}
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LevelDuration ret = instance->encoder.upload[instance->encoder.front];
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if(++instance->encoder.front == instance->encoder.size_upload) {
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instance->encoder.repeat--;
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instance->encoder.front = 0;
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}
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return ret;
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}
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void* subghz_protocol_decoder_smc5326_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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SubGhzProtocolDecoderSMC5326* instance = malloc(sizeof(SubGhzProtocolDecoderSMC5326));
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instance->base.protocol = &subghz_protocol_smc5326;
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instance->generic.protocol_name = instance->base.protocol->name;
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return instance;
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}
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void subghz_protocol_decoder_smc5326_free(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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free(instance);
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}
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void subghz_protocol_decoder_smc5326_reset(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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instance->decoder.parser_step = SMC5326DecoderStepReset;
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instance->last_data = 0;
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}
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void subghz_protocol_decoder_smc5326_feed(void* context, bool level, uint32_t duration) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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switch(instance->decoder.parser_step) {
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case SMC5326DecoderStepReset:
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if((!level) && (DURATION_DIFF(duration, subghz_protocol_smc5326_const.te_short * 24) <
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subghz_protocol_smc5326_const.te_delta * 12)) {
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//Found Preambula
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instance->decoder.parser_step = SMC5326DecoderStepSaveDuration;
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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instance->te = 0;
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}
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break;
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case SMC5326DecoderStepSaveDuration:
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//save duration
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if(level) {
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instance->decoder.te_last = duration;
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instance->te += duration;
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instance->decoder.parser_step = SMC5326DecoderStepCheckDuration;
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}
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break;
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case SMC5326DecoderStepCheckDuration:
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if(!level) {
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if(duration >= ((uint32_t)subghz_protocol_smc5326_const.te_long * 2)) {
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instance->decoder.parser_step = SMC5326DecoderStepSaveDuration;
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if(instance->decoder.decode_count_bit ==
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subghz_protocol_smc5326_const.min_count_bit_for_found) {
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if((instance->last_data == instance->decoder.decode_data) &&
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instance->last_data) {
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instance->te /= (instance->decoder.decode_count_bit * 4 + 1);
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instance->generic.data = instance->decoder.decode_data;
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instance->generic.data_count_bit = instance->decoder.decode_count_bit;
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if(instance->base.callback)
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instance->base.callback(&instance->base, instance->base.context);
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}
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instance->last_data = instance->decoder.decode_data;
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}
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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instance->te = 0;
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break;
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}
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instance->te += duration;
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if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_smc5326_const.te_short) <
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subghz_protocol_smc5326_const.te_delta) &&
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(DURATION_DIFF(duration, subghz_protocol_smc5326_const.te_long) <
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subghz_protocol_smc5326_const.te_delta * 3)) {
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subghz_protocol_blocks_add_bit(&instance->decoder, 0);
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instance->decoder.parser_step = SMC5326DecoderStepSaveDuration;
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} else if(
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(DURATION_DIFF(instance->decoder.te_last, subghz_protocol_smc5326_const.te_long) <
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subghz_protocol_smc5326_const.te_delta * 3) &&
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(DURATION_DIFF(duration, subghz_protocol_smc5326_const.te_short) <
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subghz_protocol_smc5326_const.te_delta)) {
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subghz_protocol_blocks_add_bit(&instance->decoder, 1);
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instance->decoder.parser_step = SMC5326DecoderStepSaveDuration;
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} else {
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instance->decoder.parser_step = SMC5326DecoderStepReset;
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}
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} else {
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instance->decoder.parser_step = SMC5326DecoderStepReset;
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}
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break;
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}
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}
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uint8_t subghz_protocol_decoder_smc5326_get_hash_data(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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return subghz_protocol_blocks_get_hash_data(
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&instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
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}
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bool subghz_protocol_decoder_smc5326_serialize(
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void* context,
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FlipperFormat* flipper_format,
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SubGhzRadioPreset* preset) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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bool res = subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
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if(res && !flipper_format_write_uint32(flipper_format, "TE", &instance->te, 1)) {
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FURI_LOG_E(TAG, "Unable to add TE");
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res = false;
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}
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return res;
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}
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bool subghz_protocol_decoder_smc5326_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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bool res = false;
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do {
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if(!subghz_block_generic_deserialize(&instance->generic, flipper_format)) {
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FURI_LOG_E(TAG, "Deserialize error");
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break;
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}
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if(instance->generic.data_count_bit !=
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subghz_protocol_smc5326_const.min_count_bit_for_found) {
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FURI_LOG_E(TAG, "Wrong number of bits in key");
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break;
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}
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if(!flipper_format_rewind(flipper_format)) {
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FURI_LOG_E(TAG, "Rewind error");
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break;
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}
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if(!flipper_format_read_uint32(flipper_format, "TE", (uint32_t*)&instance->te, 1)) {
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FURI_LOG_E(TAG, "Missing TE");
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break;
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}
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res = true;
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} while(false);
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return res;
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}
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static void subghz_protocol_smc5326_get_event_serialize(uint8_t event, FuriString* output) {
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furi_string_cat_printf(
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output,
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"%s%s%s%s\r\n",
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(((event >> 6) & 0x3) == 0x3 ? "B1 " : ""),
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(((event >> 4) & 0x3) == 0x3 ? "B2 " : ""),
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(((event >> 2) & 0x3) == 0x3 ? "B3 " : ""),
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(((event >> 0) & 0x3) == 0x3 ? "B4 " : ""));
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}
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void subghz_protocol_decoder_smc5326_get_string(void* context, FuriString* output) {
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furi_assert(context);
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SubGhzProtocolDecoderSMC5326* instance = context;
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uint32_t data = (uint32_t)((instance->generic.data >> 9) & 0xFFFF);
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furi_string_cat_printf(
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output,
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"%s %ubit\r\n"
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"Key:%07lX Te:%luus\r\n"
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" +: " DIP_PATTERN "\r\n"
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" o: " DIP_PATTERN " ",
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instance->generic.protocol_name,
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instance->generic.data_count_bit,
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(uint32_t)(instance->generic.data & 0x1FFFFFF),
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instance->te,
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SHOW_DIP_P(data, DIP_P),
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SHOW_DIP_P(data, DIP_O));
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subghz_protocol_smc5326_get_event_serialize(instance->generic.data >> 1, output);
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furi_string_cat_printf(output, " -: " DIP_PATTERN "\r\n", SHOW_DIP_P(data, DIP_N));
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}
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