flipperzero-firmware/lib/subghz/protocols/subghz_protocol_hormann.c

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#include "subghz_protocol_hormann.h"
#include "subghz_protocol_common.h"
struct SubGhzProtocolHormann {
SubGhzProtocolCommon common;
};
typedef enum {
HormannDecoderStepReset = 0,
HormannDecoderStepFoundStartHeader,
HormannDecoderStepFoundHeader,
HormannDecoderStepFoundStartBit,
HormannDecoderStepSaveDuration,
HormannDecoderStepCheckDuration,
} HormannDecoderStep;
SubGhzProtocolHormann* subghz_protocol_hormann_alloc() {
SubGhzProtocolHormann* instance = furi_alloc(sizeof(SubGhzProtocolHormann));
instance->common.name = "Hormann HSM";
instance->common.code_min_count_bit_for_found = 44;
instance->common.te_short = 511;
instance->common.te_long = 1022;
instance->common.te_delta = 200;
instance->common.type_protocol = SubGhzProtocolCommonTypeStatic;
instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_protocol_hormann_to_str;
instance->common.to_save_file =
(SubGhzProtocolCommonSaveFile)subghz_protocol_hormann_to_save_file;
instance->common.to_load_protocol_from_file =
(SubGhzProtocolCommonLoadFromFile)subghz_protocol_hormann_to_load_protocol_from_file;
instance->common.to_load_protocol =
(SubGhzProtocolCommonLoadFromRAW)subghz_decoder_hormann_to_load_protocol;
instance->common.get_upload_protocol =
(SubGhzProtocolCommonEncoderGetUpLoad)subghz_protocol_hormann_send_key;
return instance;
}
void subghz_protocol_hormann_free(SubGhzProtocolHormann* instance) {
furi_assert(instance);
free(instance);
}
bool subghz_protocol_hormann_send_key(
SubGhzProtocolHormann* instance,
SubGhzProtocolCommonEncoder* encoder) {
furi_assert(instance);
furi_assert(encoder);
size_t index = 0;
encoder->size_upload = 3 + (instance->common.code_last_count_bit * 2 + 2) * 20 + 1;
if(encoder->size_upload > SUBGHZ_ENCODER_UPLOAD_MAX_SIZE) return false;
//Send header
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_short * 64);
encoder->upload[index++] = level_duration_make(true, (uint32_t)instance->common.te_short * 64);
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_short * 64);
encoder->repeat = 10;
for(size_t repeat = 0; repeat < 20; repeat++) {
//Send start bit
encoder->upload[index++] =
level_duration_make(true, (uint32_t)instance->common.te_short * 24);
encoder->upload[index++] = level_duration_make(false, (uint32_t)instance->common.te_short);
//Send key data
for(uint8_t i = instance->common.code_last_count_bit; i > 0; i--) {
if(bit_read(instance->common.code_last_found, i - 1)) {
//send bit 1
encoder->upload[index++] =
level_duration_make(true, (uint32_t)instance->common.te_long);
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_short);
} else {
//send bit 0
encoder->upload[index++] =
level_duration_make(true, (uint32_t)instance->common.te_short);
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_long);
}
}
}
encoder->upload[index++] = level_duration_make(true, (uint32_t)instance->common.te_short * 24);
return true;
}
void subghz_protocol_hormann_reset(SubGhzProtocolHormann* instance) {
instance->common.parser_step = HormannDecoderStepReset;
}
void subghz_protocol_hormann_parse(SubGhzProtocolHormann* instance, bool level, uint32_t duration) {
switch(instance->common.parser_step) {
case HormannDecoderStepReset:
if((level) && (DURATION_DIFF(duration, instance->common.te_short * 64) <
instance->common.te_delta * 64)) {
instance->common.parser_step = HormannDecoderStepFoundStartHeader;
}
break;
case HormannDecoderStepFoundStartHeader:
if((!level) && (DURATION_DIFF(duration, instance->common.te_short * 64) <
instance->common.te_delta * 64)) {
instance->common.parser_step = HormannDecoderStepFoundHeader;
} else {
instance->common.parser_step = HormannDecoderStepReset;
}
break;
case HormannDecoderStepFoundHeader:
if((level) && (DURATION_DIFF(duration, instance->common.te_short * 24) <
instance->common.te_delta * 24)) {
instance->common.parser_step = HormannDecoderStepFoundStartBit;
} else {
instance->common.parser_step = HormannDecoderStepReset;
}
break;
case HormannDecoderStepFoundStartBit:
if((!level) &&
(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta)) {
instance->common.parser_step = HormannDecoderStepSaveDuration;
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
} else {
instance->common.parser_step = HormannDecoderStepReset;
}
break;
case HormannDecoderStepSaveDuration:
if(level) { //save interval
if(duration >= (instance->common.te_short * 5)) {
instance->common.parser_step = HormannDecoderStepFoundStartBit;
if(instance->common.code_count_bit >=
instance->common.code_min_count_bit_for_found) {
instance->common.serial = 0x0;
instance->common.btn = 0x0;
instance->common.code_last_found = instance->common.code_found;
instance->common.code_last_count_bit = instance->common.code_count_bit;
if(instance->common.callback)
instance->common.callback(
(SubGhzProtocolCommon*)instance, instance->common.context);
}
break;
}
instance->common.te_last = duration;
instance->common.parser_step = HormannDecoderStepCheckDuration;
} else {
instance->common.parser_step = HormannDecoderStepReset;
}
break;
case HormannDecoderStepCheckDuration:
if(!level) {
if((DURATION_DIFF(instance->common.te_last, instance->common.te_short) <
instance->common.te_delta) &&
(DURATION_DIFF(duration, instance->common.te_long) < instance->common.te_delta)) {
subghz_protocol_common_add_bit(&instance->common, 0);
instance->common.parser_step = HormannDecoderStepSaveDuration;
} else if(
(DURATION_DIFF(instance->common.te_last, instance->common.te_long) <
instance->common.te_delta) &&
(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta)) {
subghz_protocol_common_add_bit(&instance->common, 1);
instance->common.parser_step = HormannDecoderStepSaveDuration;
} else
instance->common.parser_step = HormannDecoderStepReset;
} else {
instance->common.parser_step = HormannDecoderStepReset;
}
break;
}
}
void subghz_protocol_hormann_to_str(SubGhzProtocolHormann* instance, string_t output) {
uint32_t code_found_hi = instance->common.code_last_found >> 32;
uint32_t code_found_lo = instance->common.code_last_found & 0x00000000ffffffff;
instance->common.btn = (instance->common.code_last_found >> 4) & 0xF;
string_cat_printf(
output,
"%s\r\n"
"%dbit\r\n"
"Key:0x%03lX%08lX\r\n"
"Btn:0x%01X",
instance->common.name,
instance->common.code_last_count_bit,
code_found_hi,
code_found_lo,
instance->common.btn);
}
bool subghz_protocol_hormann_to_save_file(
SubGhzProtocolHormann* instance,
FlipperFile* flipper_file) {
return subghz_protocol_common_to_save_file((SubGhzProtocolCommon*)instance, flipper_file);
}
bool subghz_protocol_hormann_to_load_protocol_from_file(
FlipperFile* flipper_file,
SubGhzProtocolHormann* instance,
const char* file_path) {
return subghz_protocol_common_to_load_protocol_from_file(
(SubGhzProtocolCommon*)instance, flipper_file);
}
void subghz_decoder_hormann_to_load_protocol(SubGhzProtocolHormann* instance, void* context) {
furi_assert(context);
furi_assert(instance);
SubGhzProtocolCommonLoad* data = context;
instance->common.code_last_found = data->code_found;
instance->common.code_last_count_bit = data->code_count_bit;
}