325 lines
12 KiB
C
325 lines
12 KiB
C
#include "gate_tx.h"
|
|
|
|
#include "../blocks/const.h"
|
|
#include "../blocks/decoder.h"
|
|
#include "../blocks/encoder.h"
|
|
#include "../blocks/generic.h"
|
|
#include "../blocks/math.h"
|
|
|
|
#define TAG "SubGhzProtocolGateTx"
|
|
|
|
static const SubGhzBlockConst subghz_protocol_gate_tx_const = {
|
|
.te_short = 350,
|
|
.te_long = 700,
|
|
.te_delta = 100,
|
|
.min_count_bit_for_found = 24,
|
|
};
|
|
|
|
struct SubGhzProtocolDecoderGateTx {
|
|
SubGhzProtocolDecoderBase base;
|
|
|
|
SubGhzBlockDecoder decoder;
|
|
SubGhzBlockGeneric generic;
|
|
};
|
|
|
|
struct SubGhzProtocolEncoderGateTx {
|
|
SubGhzProtocolEncoderBase base;
|
|
|
|
SubGhzProtocolBlockEncoder encoder;
|
|
SubGhzBlockGeneric generic;
|
|
};
|
|
|
|
typedef enum {
|
|
GateTXDecoderStepReset = 0,
|
|
GateTXDecoderStepFoundStartBit,
|
|
GateTXDecoderStepSaveDuration,
|
|
GateTXDecoderStepCheckDuration,
|
|
} GateTXDecoderStep;
|
|
|
|
const SubGhzProtocolDecoder subghz_protocol_gate_tx_decoder = {
|
|
.alloc = subghz_protocol_decoder_gate_tx_alloc,
|
|
.free = subghz_protocol_decoder_gate_tx_free,
|
|
|
|
.feed = subghz_protocol_decoder_gate_tx_feed,
|
|
.reset = subghz_protocol_decoder_gate_tx_reset,
|
|
|
|
.get_hash_data = subghz_protocol_decoder_gate_tx_get_hash_data,
|
|
.serialize = subghz_protocol_decoder_gate_tx_serialize,
|
|
.deserialize = subghz_protocol_decoder_gate_tx_deserialize,
|
|
.get_string = subghz_protocol_decoder_gate_tx_get_string,
|
|
};
|
|
|
|
const SubGhzProtocolEncoder subghz_protocol_gate_tx_encoder = {
|
|
.alloc = subghz_protocol_encoder_gate_tx_alloc,
|
|
.free = subghz_protocol_encoder_gate_tx_free,
|
|
|
|
.deserialize = subghz_protocol_encoder_gate_tx_deserialize,
|
|
.stop = subghz_protocol_encoder_gate_tx_stop,
|
|
.yield = subghz_protocol_encoder_gate_tx_yield,
|
|
};
|
|
|
|
const SubGhzProtocol subghz_protocol_gate_tx = {
|
|
.name = SUBGHZ_PROTOCOL_GATE_TX_NAME,
|
|
.type = SubGhzProtocolTypeStatic,
|
|
.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable |
|
|
SubGhzProtocolFlag_Load | SubGhzProtocolFlag_Save | SubGhzProtocolFlag_Send,
|
|
|
|
.decoder = &subghz_protocol_gate_tx_decoder,
|
|
.encoder = &subghz_protocol_gate_tx_encoder,
|
|
};
|
|
|
|
void* subghz_protocol_encoder_gate_tx_alloc(SubGhzEnvironment* environment) {
|
|
UNUSED(environment);
|
|
SubGhzProtocolEncoderGateTx* instance = malloc(sizeof(SubGhzProtocolEncoderGateTx));
|
|
|
|
instance->base.protocol = &subghz_protocol_gate_tx;
|
|
instance->generic.protocol_name = instance->base.protocol->name;
|
|
|
|
instance->encoder.repeat = 10;
|
|
instance->encoder.size_upload = 52; //max 24bit*2 + 2 (start, stop)
|
|
instance->encoder.upload = malloc(instance->encoder.size_upload * sizeof(LevelDuration));
|
|
instance->encoder.is_running = false;
|
|
return instance;
|
|
}
|
|
|
|
void subghz_protocol_encoder_gate_tx_free(void* context) {
|
|
furi_assert(context);
|
|
SubGhzProtocolEncoderGateTx* instance = context;
|
|
free(instance->encoder.upload);
|
|
free(instance);
|
|
}
|
|
|
|
/**
|
|
* Generating an upload from data.
|
|
* @param instance Pointer to a SubGhzProtocolEncoderGateTx instance
|
|
* @return true On success
|
|
*/
|
|
static bool subghz_protocol_encoder_gate_tx_get_upload(SubGhzProtocolEncoderGateTx* instance) {
|
|
furi_assert(instance);
|
|
size_t index = 0;
|
|
size_t size_upload = (instance->generic.data_count_bit * 2) + 2;
|
|
if(size_upload > instance->encoder.size_upload) {
|
|
FURI_LOG_E(TAG, "Size upload exceeds allocated encoder buffer.");
|
|
return false;
|
|
} else {
|
|
instance->encoder.size_upload = size_upload;
|
|
}
|
|
//Send header
|
|
instance->encoder.upload[index++] =
|
|
level_duration_make(false, (uint32_t)subghz_protocol_gate_tx_const.te_short * 49);
|
|
//Send start bit
|
|
instance->encoder.upload[index++] =
|
|
level_duration_make(true, (uint32_t)subghz_protocol_gate_tx_const.te_long);
|
|
//Send key data
|
|
for(uint8_t i = instance->generic.data_count_bit; i > 0; i--) {
|
|
if(bit_read(instance->generic.data, i - 1)) {
|
|
//send bit 1
|
|
instance->encoder.upload[index++] =
|
|
level_duration_make(false, (uint32_t)subghz_protocol_gate_tx_const.te_long);
|
|
instance->encoder.upload[index++] =
|
|
level_duration_make(true, (uint32_t)subghz_protocol_gate_tx_const.te_short);
|
|
} else {
|
|
//send bit 0
|
|
instance->encoder.upload[index++] =
|
|
level_duration_make(false, (uint32_t)subghz_protocol_gate_tx_const.te_short);
|
|
instance->encoder.upload[index++] =
|
|
level_duration_make(true, (uint32_t)subghz_protocol_gate_tx_const.te_long);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
SubGhzProtocolStatus
|
|
subghz_protocol_encoder_gate_tx_deserialize(void* context, FlipperFormat* flipper_format) {
|
|
furi_assert(context);
|
|
SubGhzProtocolEncoderGateTx* instance = context;
|
|
SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
|
|
do {
|
|
ret = subghz_block_generic_deserialize_check_count_bit(
|
|
&instance->generic,
|
|
flipper_format,
|
|
subghz_protocol_gate_tx_const.min_count_bit_for_found);
|
|
if(ret != SubGhzProtocolStatusOk) {
|
|
break;
|
|
}
|
|
//optional parameter parameter
|
|
flipper_format_read_uint32(
|
|
flipper_format, "Repeat", (uint32_t*)&instance->encoder.repeat, 1);
|
|
|
|
if(!subghz_protocol_encoder_gate_tx_get_upload(instance)) {
|
|
ret = SubGhzProtocolStatusErrorEncoderGetUpload;
|
|
break;
|
|
}
|
|
instance->encoder.is_running = true;
|
|
} while(false);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void subghz_protocol_encoder_gate_tx_stop(void* context) {
|
|
SubGhzProtocolEncoderGateTx* instance = context;
|
|
instance->encoder.is_running = false;
|
|
}
|
|
|
|
LevelDuration subghz_protocol_encoder_gate_tx_yield(void* context) {
|
|
SubGhzProtocolEncoderGateTx* instance = context;
|
|
|
|
if(instance->encoder.repeat == 0 || !instance->encoder.is_running) {
|
|
instance->encoder.is_running = false;
|
|
return level_duration_reset();
|
|
}
|
|
|
|
LevelDuration ret = instance->encoder.upload[instance->encoder.front];
|
|
|
|
if(++instance->encoder.front == instance->encoder.size_upload) {
|
|
instance->encoder.repeat--;
|
|
instance->encoder.front = 0;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void* subghz_protocol_decoder_gate_tx_alloc(SubGhzEnvironment* environment) {
|
|
UNUSED(environment);
|
|
SubGhzProtocolDecoderGateTx* instance = malloc(sizeof(SubGhzProtocolDecoderGateTx));
|
|
instance->base.protocol = &subghz_protocol_gate_tx;
|
|
instance->generic.protocol_name = instance->base.protocol->name;
|
|
return instance;
|
|
}
|
|
|
|
void subghz_protocol_decoder_gate_tx_free(void* context) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
free(instance);
|
|
}
|
|
|
|
void subghz_protocol_decoder_gate_tx_reset(void* context) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
instance->decoder.parser_step = GateTXDecoderStepReset;
|
|
}
|
|
|
|
void subghz_protocol_decoder_gate_tx_feed(void* context, bool level, uint32_t duration) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
|
|
switch(instance->decoder.parser_step) {
|
|
case GateTXDecoderStepReset:
|
|
if((!level) && (DURATION_DIFF(duration, subghz_protocol_gate_tx_const.te_short * 47) <
|
|
subghz_protocol_gate_tx_const.te_delta * 47)) {
|
|
//Found Preambula
|
|
instance->decoder.parser_step = GateTXDecoderStepFoundStartBit;
|
|
}
|
|
break;
|
|
case GateTXDecoderStepFoundStartBit:
|
|
if(level && ((DURATION_DIFF(duration, subghz_protocol_gate_tx_const.te_long) <
|
|
subghz_protocol_gate_tx_const.te_delta * 3))) {
|
|
//Found start bit
|
|
instance->decoder.parser_step = GateTXDecoderStepSaveDuration;
|
|
instance->decoder.decode_data = 0;
|
|
instance->decoder.decode_count_bit = 0;
|
|
} else {
|
|
instance->decoder.parser_step = GateTXDecoderStepReset;
|
|
}
|
|
break;
|
|
case GateTXDecoderStepSaveDuration:
|
|
if(!level) {
|
|
if(duration >= ((uint32_t)subghz_protocol_gate_tx_const.te_short * 10 +
|
|
subghz_protocol_gate_tx_const.te_delta)) {
|
|
instance->decoder.parser_step = GateTXDecoderStepFoundStartBit;
|
|
if(instance->decoder.decode_count_bit ==
|
|
subghz_protocol_gate_tx_const.min_count_bit_for_found) {
|
|
instance->generic.data = instance->decoder.decode_data;
|
|
instance->generic.data_count_bit = instance->decoder.decode_count_bit;
|
|
|
|
if(instance->base.callback)
|
|
instance->base.callback(&instance->base, instance->base.context);
|
|
}
|
|
instance->decoder.decode_data = 0;
|
|
instance->decoder.decode_count_bit = 0;
|
|
break;
|
|
} else {
|
|
instance->decoder.te_last = duration;
|
|
instance->decoder.parser_step = GateTXDecoderStepCheckDuration;
|
|
}
|
|
}
|
|
break;
|
|
case GateTXDecoderStepCheckDuration:
|
|
if(level) {
|
|
if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_gate_tx_const.te_short) <
|
|
subghz_protocol_gate_tx_const.te_delta) &&
|
|
(DURATION_DIFF(duration, subghz_protocol_gate_tx_const.te_long) <
|
|
subghz_protocol_gate_tx_const.te_delta * 3)) {
|
|
subghz_protocol_blocks_add_bit(&instance->decoder, 0);
|
|
instance->decoder.parser_step = GateTXDecoderStepSaveDuration;
|
|
} else if(
|
|
(DURATION_DIFF(instance->decoder.te_last, subghz_protocol_gate_tx_const.te_long) <
|
|
subghz_protocol_gate_tx_const.te_delta * 3) &&
|
|
(DURATION_DIFF(duration, subghz_protocol_gate_tx_const.te_short) <
|
|
subghz_protocol_gate_tx_const.te_delta)) {
|
|
subghz_protocol_blocks_add_bit(&instance->decoder, 1);
|
|
instance->decoder.parser_step = GateTXDecoderStepSaveDuration;
|
|
} else {
|
|
instance->decoder.parser_step = GateTXDecoderStepReset;
|
|
}
|
|
} else {
|
|
instance->decoder.parser_step = GateTXDecoderStepReset;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Analysis of received data
|
|
* @param instance Pointer to a SubGhzBlockGeneric* instance
|
|
*/
|
|
static void subghz_protocol_gate_tx_check_remote_controller(SubGhzBlockGeneric* instance) {
|
|
uint32_t code_found_reverse =
|
|
subghz_protocol_blocks_reverse_key(instance->data, instance->data_count_bit);
|
|
|
|
instance->serial = (code_found_reverse & 0xFF) << 12 |
|
|
((code_found_reverse >> 8) & 0xFF) << 4 |
|
|
((code_found_reverse >> 20) & 0x0F);
|
|
instance->btn = ((code_found_reverse >> 16) & 0x0F);
|
|
}
|
|
|
|
uint8_t subghz_protocol_decoder_gate_tx_get_hash_data(void* context) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
return subghz_protocol_blocks_get_hash_data(
|
|
&instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
|
|
}
|
|
|
|
SubGhzProtocolStatus subghz_protocol_decoder_gate_tx_serialize(
|
|
void* context,
|
|
FlipperFormat* flipper_format,
|
|
SubGhzRadioPreset* preset) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
return subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
|
|
}
|
|
|
|
SubGhzProtocolStatus
|
|
subghz_protocol_decoder_gate_tx_deserialize(void* context, FlipperFormat* flipper_format) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
return subghz_block_generic_deserialize_check_count_bit(
|
|
&instance->generic, flipper_format, subghz_protocol_gate_tx_const.min_count_bit_for_found);
|
|
}
|
|
|
|
void subghz_protocol_decoder_gate_tx_get_string(void* context, FuriString* output) {
|
|
furi_assert(context);
|
|
SubGhzProtocolDecoderGateTx* instance = context;
|
|
subghz_protocol_gate_tx_check_remote_controller(&instance->generic);
|
|
furi_string_cat_printf(
|
|
output,
|
|
"%s %dbit\r\n"
|
|
"Key:%06lX\r\n"
|
|
"Sn:%05lX Btn:%X\r\n",
|
|
instance->generic.protocol_name,
|
|
instance->generic.data_count_bit,
|
|
(uint32_t)(instance->generic.data & 0xFFFFFF),
|
|
instance->generic.serial,
|
|
instance->generic.btn);
|
|
}
|