4bf29827f8
* Quicksave 1 * Header stage complete * Source stage complete * Lint & merge fixes * Includes * Documentation step 1 * FBT: output free size considering BT STACK * Documentation step 2 * py lint * Fix music player plugin * unit test stage 1: string allocator, mem, getters, setters, appends, compare, search. * unit test: string equality * unit test: string replace * unit test: string start_with, end_with * unit test: string trim * unit test: utf-8 * Rename * Revert fw_size changes * Simplify CLI backspace handling * Simplify CLI character insert * Merge fixes * Furi: correct filenaming and spelling * Bt: remove furi string include Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
234 lines
8.1 KiB
C
234 lines
8.1 KiB
C
#include "ido.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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#define TAG "SubGhzProtocol_iDo_117/111"
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static const SubGhzBlockConst subghz_protocol_ido_const = {
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.te_short = 450,
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.te_long = 1450,
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.te_delta = 150,
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.min_count_bit_for_found = 48,
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};
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struct SubGhzProtocolDecoderIDo {
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SubGhzProtocolDecoderBase base;
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SubGhzBlockDecoder decoder;
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SubGhzBlockGeneric generic;
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};
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struct SubGhzProtocolEncoderIDo {
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SubGhzProtocolEncoderBase base;
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SubGhzProtocolBlockEncoder encoder;
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SubGhzBlockGeneric generic;
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};
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typedef enum {
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IDoDecoderStepReset = 0,
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IDoDecoderStepFoundPreambula,
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IDoDecoderStepSaveDuration,
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IDoDecoderStepCheckDuration,
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} IDoDecoderStep;
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const SubGhzProtocolDecoder subghz_protocol_ido_decoder = {
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.alloc = subghz_protocol_decoder_ido_alloc,
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.free = subghz_protocol_decoder_ido_free,
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.feed = subghz_protocol_decoder_ido_feed,
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.reset = subghz_protocol_decoder_ido_reset,
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.get_hash_data = subghz_protocol_decoder_ido_get_hash_data,
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.deserialize = subghz_protocol_decoder_ido_deserialize,
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.serialize = subghz_protocol_decoder_ido_serialize,
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.get_string = subghz_protocol_decoder_ido_get_string,
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};
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const SubGhzProtocolEncoder subghz_protocol_ido_encoder = {
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.alloc = NULL,
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.free = NULL,
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.deserialize = NULL,
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.stop = NULL,
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.yield = NULL,
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};
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const SubGhzProtocol subghz_protocol_ido = {
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.name = SUBGHZ_PROTOCOL_IDO_NAME,
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.type = SubGhzProtocolTypeDynamic,
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.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable,
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.decoder = &subghz_protocol_ido_decoder,
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.encoder = &subghz_protocol_ido_encoder,
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};
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void* subghz_protocol_decoder_ido_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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SubGhzProtocolDecoderIDo* instance = malloc(sizeof(SubGhzProtocolDecoderIDo));
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instance->base.protocol = &subghz_protocol_ido;
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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_ido_free(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* instance = context;
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free(instance);
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}
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void subghz_protocol_decoder_ido_reset(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* instance = context;
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instance->decoder.parser_step = IDoDecoderStepReset;
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}
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void subghz_protocol_decoder_ido_feed(void* context, bool level, uint32_t duration) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* instance = context;
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switch(instance->decoder.parser_step) {
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case IDoDecoderStepReset:
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if((level) && (DURATION_DIFF(duration, subghz_protocol_ido_const.te_short * 10) <
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subghz_protocol_ido_const.te_delta * 5)) {
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instance->decoder.parser_step = IDoDecoderStepFoundPreambula;
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}
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break;
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case IDoDecoderStepFoundPreambula:
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if((!level) && (DURATION_DIFF(duration, subghz_protocol_ido_const.te_short * 10) <
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subghz_protocol_ido_const.te_delta * 5)) {
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//Found Preambula
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instance->decoder.parser_step = IDoDecoderStepSaveDuration;
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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} else {
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instance->decoder.parser_step = IDoDecoderStepReset;
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}
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break;
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case IDoDecoderStepSaveDuration:
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if(level) {
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if(duration >= ((uint32_t)subghz_protocol_ido_const.te_short * 5 +
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subghz_protocol_ido_const.te_delta)) {
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instance->decoder.parser_step = IDoDecoderStepFoundPreambula;
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if(instance->decoder.decode_count_bit >=
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subghz_protocol_ido_const.min_count_bit_for_found) {
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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->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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break;
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} else {
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instance->decoder.te_last = duration;
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instance->decoder.parser_step = IDoDecoderStepCheckDuration;
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}
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} else {
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instance->decoder.parser_step = IDoDecoderStepReset;
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}
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break;
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case IDoDecoderStepCheckDuration:
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if(!level) {
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if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_ido_const.te_short) <
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subghz_protocol_ido_const.te_delta) &&
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(DURATION_DIFF(duration, subghz_protocol_ido_const.te_long) <
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subghz_protocol_ido_const.te_delta * 3)) {
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subghz_protocol_blocks_add_bit(&instance->decoder, 0);
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instance->decoder.parser_step = IDoDecoderStepSaveDuration;
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} else if(
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(DURATION_DIFF(instance->decoder.te_last, subghz_protocol_ido_const.te_short) <
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subghz_protocol_ido_const.te_delta * 3) &&
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(DURATION_DIFF(duration, subghz_protocol_ido_const.te_short) <
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subghz_protocol_ido_const.te_delta)) {
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subghz_protocol_blocks_add_bit(&instance->decoder, 1);
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instance->decoder.parser_step = IDoDecoderStepSaveDuration;
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} else {
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instance->decoder.parser_step = IDoDecoderStepReset;
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}
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} else {
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instance->decoder.parser_step = IDoDecoderStepReset;
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}
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break;
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}
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}
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/**
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* Analysis of received data
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* @param instance Pointer to a SubGhzBlockGeneric* instance
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*/
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static void subghz_protocol_ido_check_remote_controller(SubGhzBlockGeneric* instance) {
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uint64_t code_found_reverse =
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subghz_protocol_blocks_reverse_key(instance->data, instance->data_count_bit);
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uint32_t code_fix = code_found_reverse & 0xFFFFFF;
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instance->serial = code_fix & 0xFFFFF;
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instance->btn = (code_fix >> 20) & 0x0F;
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}
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uint8_t subghz_protocol_decoder_ido_get_hash_data(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* 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_ido_serialize(
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void* context,
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FlipperFormat* flipper_format,
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SubGhzPresetDefinition* preset) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* instance = context;
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return subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
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}
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bool subghz_protocol_decoder_ido_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* instance = context;
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bool ret = false;
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do {
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if(!subghz_block_generic_deserialize(&instance->generic, flipper_format)) {
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break;
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}
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if(instance->generic.data_count_bit != subghz_protocol_ido_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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ret = true;
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} while(false);
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return ret;
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}
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void subghz_protocol_decoder_ido_get_string(void* context, FuriString* output) {
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furi_assert(context);
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SubGhzProtocolDecoderIDo* instance = context;
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subghz_protocol_ido_check_remote_controller(&instance->generic);
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uint64_t code_found_reverse = subghz_protocol_blocks_reverse_key(
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instance->generic.data, instance->generic.data_count_bit);
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uint32_t code_fix = code_found_reverse & 0xFFFFFF;
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uint32_t code_hop = (code_found_reverse >> 24) & 0xFFFFFF;
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furi_string_cat_printf(
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output,
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"%s %dbit\r\n"
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"Key:0x%lX%08lX\r\n"
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"Fix:%06lX \r\n"
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"Hop:%06lX \r\n"
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"Sn:%05lX Btn:%lX\r\n",
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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 >> 32),
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(uint32_t)instance->generic.data,
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code_fix,
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code_hop,
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instance->generic.serial,
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instance->generic.btn);
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}
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