mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
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ffa3996a5e
* clang-format: AllowShortEnumsOnASingleLine: false * clang-format: InsertNewlineAtEOF: true * clang-format: Standard: c++20 * clang-format: AlignConsecutiveBitFields * clang-format: AlignConsecutiveMacros * clang-format: RemoveParentheses: ReturnStatement * clang-format: RemoveSemicolon: true * Restored RemoveParentheses: Leave, retained general changes for it * formatting: fixed logging TAGs * Formatting update for dev Co-authored-by: あく <alleteam@gmail.com>
374 lines
13 KiB
C
374 lines
13 KiB
C
#include "came.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://phreakerclub.com/447
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*
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*/
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#define TAG "SubGhzProtocolCame"
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#define CAME_12_COUNT_BIT 12
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#define CAME_24_COUNT_BIT 24
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#define PRASTEL_COUNT_BIT 25
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#define PRASTEL_NAME "Prastel"
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#define AIRFORCE_COUNT_BIT 18
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#define AIRFORCE_NAME "Airforce"
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static const SubGhzBlockConst subghz_protocol_came_const = {
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.te_short = 320,
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.te_long = 640,
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.te_delta = 150,
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.min_count_bit_for_found = 12,
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};
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struct SubGhzProtocolDecoderCame {
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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 SubGhzProtocolEncoderCame {
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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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CameDecoderStepReset = 0,
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CameDecoderStepFoundStartBit,
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CameDecoderStepSaveDuration,
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CameDecoderStepCheckDuration,
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} CameDecoderStep;
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const SubGhzProtocolDecoder subghz_protocol_came_decoder = {
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.alloc = subghz_protocol_decoder_came_alloc,
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.free = subghz_protocol_decoder_came_free,
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.feed = subghz_protocol_decoder_came_feed,
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.reset = subghz_protocol_decoder_came_reset,
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.get_hash_data = subghz_protocol_decoder_came_get_hash_data,
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.serialize = subghz_protocol_decoder_came_serialize,
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.deserialize = subghz_protocol_decoder_came_deserialize,
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.get_string = subghz_protocol_decoder_came_get_string,
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};
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const SubGhzProtocolEncoder subghz_protocol_came_encoder = {
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.alloc = subghz_protocol_encoder_came_alloc,
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.free = subghz_protocol_encoder_came_free,
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.deserialize = subghz_protocol_encoder_came_deserialize,
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.stop = subghz_protocol_encoder_came_stop,
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.yield = subghz_protocol_encoder_came_yield,
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};
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const SubGhzProtocol subghz_protocol_came = {
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.name = SUBGHZ_PROTOCOL_CAME_NAME,
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.type = SubGhzProtocolTypeStatic,
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.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_315 | SubGhzProtocolFlag_AM |
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SubGhzProtocolFlag_Decodable | SubGhzProtocolFlag_Load | SubGhzProtocolFlag_Save |
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SubGhzProtocolFlag_Send,
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.decoder = &subghz_protocol_came_decoder,
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.encoder = &subghz_protocol_came_encoder,
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};
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void* subghz_protocol_encoder_came_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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SubGhzProtocolEncoderCame* instance = malloc(sizeof(SubGhzProtocolEncoderCame));
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instance->base.protocol = &subghz_protocol_came;
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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_came_free(void* context) {
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furi_assert(context);
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SubGhzProtocolEncoderCame* 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 SubGhzProtocolEncoderCame instance
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* @return true On success
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*/
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static bool subghz_protocol_encoder_came_get_upload(SubGhzProtocolEncoderCame* instance) {
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furi_assert(instance);
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uint32_t header_te = 0;
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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 header
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switch(instance->generic.data_count_bit) {
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case CAME_24_COUNT_BIT:
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// CAME 24 Bit = 24320 us
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header_te = 76;
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break;
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case CAME_12_COUNT_BIT:
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case AIRFORCE_COUNT_BIT:
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// CAME 12 Bit Original only! and Airforce protocol = 15040 us
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header_te = 47;
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break;
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case PRASTEL_COUNT_BIT:
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// PRASTEL = 11520 us
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header_te = 36;
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break;
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default:
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// Some wrong detected protocols, 5120 us
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header_te = 16;
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break;
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}
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instance->encoder.upload[index++] =
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level_duration_make(false, (uint32_t)subghz_protocol_came_const.te_short * header_te);
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//Send start bit
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instance->encoder.upload[index++] =
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level_duration_make(true, (uint32_t)subghz_protocol_came_const.te_short);
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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(false, (uint32_t)subghz_protocol_came_const.te_long);
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instance->encoder.upload[index++] =
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level_duration_make(true, (uint32_t)subghz_protocol_came_const.te_short);
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} else {
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//send bit 0
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instance->encoder.upload[index++] =
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level_duration_make(false, (uint32_t)subghz_protocol_came_const.te_short);
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instance->encoder.upload[index++] =
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level_duration_make(true, (uint32_t)subghz_protocol_came_const.te_long);
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}
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}
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return true;
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}
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SubGhzProtocolStatus
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subghz_protocol_encoder_came_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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SubGhzProtocolEncoderCame* instance = context;
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SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
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do {
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ret = subghz_block_generic_deserialize(&instance->generic, flipper_format);
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if(ret != SubGhzProtocolStatusOk) {
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break;
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}
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if(instance->generic.data_count_bit > PRASTEL_COUNT_BIT) {
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FURI_LOG_E(TAG, "Wrong number of bits in key");
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ret = SubGhzProtocolStatusErrorValueBitCount;
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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_came_get_upload(instance)) {
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ret = SubGhzProtocolStatusErrorEncoderGetUpload;
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break;
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}
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instance->encoder.is_running = true;
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} while(false);
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return ret;
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}
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void subghz_protocol_encoder_came_stop(void* context) {
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SubGhzProtocolEncoderCame* instance = context;
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instance->encoder.is_running = false;
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}
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LevelDuration subghz_protocol_encoder_came_yield(void* context) {
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SubGhzProtocolEncoderCame* 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_came_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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SubGhzProtocolDecoderCame* instance = malloc(sizeof(SubGhzProtocolDecoderCame));
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instance->base.protocol = &subghz_protocol_came;
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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_came_free(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderCame* instance = context;
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free(instance);
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}
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void subghz_protocol_decoder_came_reset(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderCame* instance = context;
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instance->decoder.parser_step = CameDecoderStepReset;
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}
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void subghz_protocol_decoder_came_feed(void* context, bool level, uint32_t duration) {
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furi_assert(context);
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SubGhzProtocolDecoderCame* instance = context;
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switch(instance->decoder.parser_step) {
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case CameDecoderStepReset:
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if((!level) && (DURATION_DIFF(duration, subghz_protocol_came_const.te_short * 56) <
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subghz_protocol_came_const.te_delta * 47)) {
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//Found header CAME
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instance->decoder.parser_step = CameDecoderStepFoundStartBit;
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}
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break;
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case CameDecoderStepFoundStartBit:
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if(!level) {
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break;
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} else if(
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DURATION_DIFF(duration, subghz_protocol_came_const.te_short) <
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subghz_protocol_came_const.te_delta) {
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//Found start bit CAME
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instance->decoder.parser_step = CameDecoderStepSaveDuration;
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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 = CameDecoderStepReset;
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}
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break;
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case CameDecoderStepSaveDuration:
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if(!level) { //save interval
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if(duration >= (subghz_protocol_came_const.te_short * 4)) {
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instance->decoder.parser_step = CameDecoderStepFoundStartBit;
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if((instance->decoder.decode_count_bit ==
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subghz_protocol_came_const.min_count_bit_for_found) ||
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(instance->decoder.decode_count_bit == AIRFORCE_COUNT_BIT) ||
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(instance->decoder.decode_count_bit == PRASTEL_COUNT_BIT) ||
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(instance->decoder.decode_count_bit == CAME_24_COUNT_BIT)) {
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instance->generic.serial = 0x0;
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instance->generic.btn = 0x0;
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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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break;
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}
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instance->decoder.te_last = duration;
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instance->decoder.parser_step = CameDecoderStepCheckDuration;
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} else {
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instance->decoder.parser_step = CameDecoderStepReset;
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}
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break;
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case CameDecoderStepCheckDuration:
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if(level) {
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if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_came_const.te_short) <
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subghz_protocol_came_const.te_delta) &&
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(DURATION_DIFF(duration, subghz_protocol_came_const.te_long) <
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subghz_protocol_came_const.te_delta)) {
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subghz_protocol_blocks_add_bit(&instance->decoder, 0);
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instance->decoder.parser_step = CameDecoderStepSaveDuration;
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} else if(
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(DURATION_DIFF(instance->decoder.te_last, subghz_protocol_came_const.te_long) <
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subghz_protocol_came_const.te_delta) &&
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(DURATION_DIFF(duration, subghz_protocol_came_const.te_short) <
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subghz_protocol_came_const.te_delta)) {
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subghz_protocol_blocks_add_bit(&instance->decoder, 1);
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instance->decoder.parser_step = CameDecoderStepSaveDuration;
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} else
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instance->decoder.parser_step = CameDecoderStepReset;
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} else {
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instance->decoder.parser_step = CameDecoderStepReset;
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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_came_get_hash_data(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderCame* 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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SubGhzProtocolStatus subghz_protocol_decoder_came_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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SubGhzProtocolDecoderCame* instance = context;
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return subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
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}
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SubGhzProtocolStatus
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subghz_protocol_decoder_came_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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SubGhzProtocolDecoderCame* instance = context;
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SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
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do {
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ret = subghz_block_generic_deserialize(&instance->generic, flipper_format);
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if(ret != SubGhzProtocolStatusOk) {
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break;
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}
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if(instance->generic.data_count_bit > PRASTEL_COUNT_BIT) {
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FURI_LOG_E(TAG, "Wrong number of bits in key");
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ret = SubGhzProtocolStatusErrorValueBitCount;
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break;
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}
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} while(false);
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return ret;
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}
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void subghz_protocol_decoder_came_get_string(void* context, FuriString* output) {
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furi_assert(context);
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SubGhzProtocolDecoderCame* instance = context;
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uint32_t code_found_lo = instance->generic.data & 0x00000000ffffffff;
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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_found_reverse_lo = code_found_reverse & 0x00000000ffffffff;
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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%08lX\r\n"
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"Yek:0x%08lX\r\n",
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(instance->generic.data_count_bit == PRASTEL_COUNT_BIT ?
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PRASTEL_NAME :
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(instance->generic.data_count_bit == AIRFORCE_COUNT_BIT ?
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AIRFORCE_NAME :
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instance->generic.protocol_name)),
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instance->generic.data_count_bit,
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code_found_lo,
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code_found_reverse_lo);
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}
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