mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-22 18:53:18 +00:00
8fd411097e
* WidGet: fix name Multiline String Element * SubGhz: rename SubGhzProtocol to SubGhzParser and bring it up * SubGhz: a new way to navigate in receiver views * SubGhz: fix syntax * WedGet: add forwarding input type to wedget button callback, fix using a callback in an application * SubGhz: add assertions and status checks * SubGhz: fix syntax * [FL-1790] SubGhz: fix GateTX * SubGhz: add 434.42 MHz frequency support * SubGhz: rename type protocol, add decoder stage names * SubGhz: fix navigation through received signals when changing scenes * SubGhz: fix 2-fsk config Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
324 lines
12 KiB
C
324 lines
12 KiB
C
#include "subghz_protocol_princeton.h"
|
|
/*
|
|
* Help
|
|
* https://phreakerclub.com/447
|
|
*
|
|
*/
|
|
|
|
#define SUBGHZ_PT_SHORT 400
|
|
#define SUBGHZ_PT_LONG (SUBGHZ_PT_SHORT * 3)
|
|
#define SUBGHZ_PT_GUARD (SUBGHZ_PT_SHORT * 30)
|
|
|
|
struct SubGhzEncoderPrinceton {
|
|
uint32_t key;
|
|
uint16_t te;
|
|
size_t repeat;
|
|
size_t front;
|
|
};
|
|
|
|
typedef enum {
|
|
PrincetonDecoderStepReset = 0,
|
|
PrincetonDecoderStepSaveDuration,
|
|
PrincetonDecoderStepCheckDuration,
|
|
} PrincetonDecoderStep;
|
|
|
|
SubGhzEncoderPrinceton* subghz_encoder_princeton_alloc() {
|
|
SubGhzEncoderPrinceton* instance = furi_alloc(sizeof(SubGhzEncoderPrinceton));
|
|
return instance;
|
|
}
|
|
|
|
void subghz_encoder_princeton_free(SubGhzEncoderPrinceton* instance) {
|
|
furi_assert(instance);
|
|
free(instance);
|
|
}
|
|
|
|
void subghz_encoder_princeton_set_te(SubGhzEncoderPrinceton* instance, void* decoder) {
|
|
SubGhzDecoderPrinceton* pricenton = decoder;
|
|
if((pricenton->te) != 0) {
|
|
instance->te = pricenton->te;
|
|
} else {
|
|
instance->te = SUBGHZ_PT_SHORT;
|
|
}
|
|
}
|
|
|
|
void subghz_encoder_princeton_set(SubGhzEncoderPrinceton* instance, uint32_t key, size_t repeat) {
|
|
furi_assert(instance);
|
|
instance->te = SUBGHZ_PT_SHORT;
|
|
instance->key = key;
|
|
instance->repeat = repeat;
|
|
instance->front = 48;
|
|
}
|
|
|
|
size_t subghz_encoder_princeton_get_repeat_left(SubGhzEncoderPrinceton* instance) {
|
|
furi_assert(instance);
|
|
return instance->repeat;
|
|
}
|
|
|
|
LevelDuration subghz_encoder_princeton_yield(void* context) {
|
|
SubGhzEncoderPrinceton* instance = context;
|
|
if(instance->repeat == 0) return level_duration_reset();
|
|
|
|
size_t bit = instance->front / 2;
|
|
bool level = !(instance->front % 2);
|
|
|
|
LevelDuration ret;
|
|
if(bit < 24) {
|
|
uint8_t byte = bit / 8;
|
|
uint8_t bit_in_byte = bit % 8;
|
|
bool value = (((uint8_t*)&instance->key)[2 - byte] >> (7 - bit_in_byte)) & 1;
|
|
if(value) {
|
|
ret = level_duration_make(level, level ? instance->te * 3 : instance->te);
|
|
} else {
|
|
ret = level_duration_make(level, level ? instance->te : instance->te * 3);
|
|
}
|
|
} else {
|
|
ret = level_duration_make(level, level ? instance->te : instance->te * 30);
|
|
}
|
|
|
|
instance->front++;
|
|
if(instance->front == 50) {
|
|
instance->repeat--;
|
|
instance->front = 0;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
SubGhzDecoderPrinceton* subghz_decoder_princeton_alloc(void) {
|
|
SubGhzDecoderPrinceton* instance = furi_alloc(sizeof(SubGhzDecoderPrinceton));
|
|
|
|
instance->te = SUBGHZ_PT_SHORT;
|
|
instance->common.name = "Princeton";
|
|
instance->common.code_min_count_bit_for_found = 24;
|
|
instance->common.te_short = SUBGHZ_PT_SHORT; //150;
|
|
instance->common.te_long = SUBGHZ_PT_LONG; //450;
|
|
instance->common.te_delta = 250; //50;
|
|
instance->common.type_protocol = SubGhzProtocolCommonTypeStatic;
|
|
instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_decoder_princeton_to_str;
|
|
instance->common.to_save_string =
|
|
(SubGhzProtocolCommonGetStrSave)subghz_decoder_princeton_to_save_str;
|
|
instance->common.to_load_protocol_from_file =
|
|
(SubGhzProtocolCommonLoadFromFile)subghz_decoder_princeton_to_load_protocol_from_file;
|
|
instance->common.to_load_protocol =
|
|
(SubGhzProtocolCommonLoadFromRAW)subghz_decoder_princeton_to_load_protocol;
|
|
instance->common.get_upload_protocol =
|
|
(SubGhzProtocolCommonEncoderGetUpLoad)subghz_protocol_princeton_send_key;
|
|
|
|
return instance;
|
|
}
|
|
|
|
void subghz_decoder_princeton_free(SubGhzDecoderPrinceton* instance) {
|
|
furi_assert(instance);
|
|
free(instance);
|
|
}
|
|
|
|
uint16_t subghz_protocol_princeton_get_te(void* context) {
|
|
SubGhzDecoderPrinceton* instance = context;
|
|
return instance->te;
|
|
}
|
|
|
|
bool subghz_protocol_princeton_send_key(
|
|
SubGhzDecoderPrinceton* instance,
|
|
SubGhzProtocolCommonEncoder* encoder) {
|
|
furi_assert(instance);
|
|
furi_assert(encoder);
|
|
size_t index = 0;
|
|
encoder->size_upload = (instance->common.code_last_count_bit * 2) + 2;
|
|
if(encoder->size_upload > SUBGHZ_ENCODER_UPLOAD_MAX_SIZE) return false;
|
|
|
|
//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->te * 3);
|
|
encoder->upload[index++] = level_duration_make(false, (uint32_t)instance->te);
|
|
} else {
|
|
//send bit 0
|
|
encoder->upload[index++] = level_duration_make(true, (uint32_t)instance->te);
|
|
encoder->upload[index++] = level_duration_make(false, (uint32_t)instance->te * 3);
|
|
}
|
|
}
|
|
|
|
//Send Stop bit
|
|
encoder->upload[index++] = level_duration_make(true, (uint32_t)instance->te);
|
|
//Send PT_GUARD
|
|
encoder->upload[index++] = level_duration_make(false, (uint32_t)instance->te * 30);
|
|
|
|
return true;
|
|
}
|
|
|
|
void subghz_decoder_princeton_reset(SubGhzDecoderPrinceton* instance) {
|
|
instance->common.parser_step = PrincetonDecoderStepReset;
|
|
}
|
|
|
|
void subghz_decoder_princeton_parse(
|
|
SubGhzDecoderPrinceton* instance,
|
|
bool level,
|
|
uint32_t duration) {
|
|
switch(instance->common.parser_step) {
|
|
case PrincetonDecoderStepReset:
|
|
if((!level) && (DURATION_DIFF(duration, instance->common.te_short * 36) <
|
|
instance->common.te_delta * 36)) {
|
|
//Found Preambula
|
|
instance->common.parser_step = PrincetonDecoderStepSaveDuration;
|
|
instance->common.code_found = 0;
|
|
instance->common.code_count_bit = 0;
|
|
} else {
|
|
instance->common.parser_step = PrincetonDecoderStepReset;
|
|
}
|
|
break;
|
|
case PrincetonDecoderStepSaveDuration:
|
|
//save duration
|
|
if(level) {
|
|
instance->common.te_last = duration;
|
|
instance->common.parser_step = PrincetonDecoderStepCheckDuration;
|
|
}
|
|
break;
|
|
case PrincetonDecoderStepCheckDuration:
|
|
if(!level) {
|
|
if(duration >= (instance->common.te_short * 10 + instance->common.te_delta)) {
|
|
instance->common.parser_step = PrincetonDecoderStepSaveDuration;
|
|
if(instance->common.code_count_bit ==
|
|
instance->common.code_min_count_bit_for_found) {
|
|
if(instance->common.code_last_found == instance->common.code_found) {
|
|
//instance->te = (instance->te+instance->common.te_last)/2; //Option 1 TE averaging
|
|
if(instance->te > instance->common.te_last)
|
|
instance->te = instance->common.te_last; //Option 2 TE averaging
|
|
} else {
|
|
instance->te = instance->common.te_last;
|
|
}
|
|
|
|
instance->common.code_last_found = instance->common.code_found;
|
|
instance->common.code_last_count_bit = instance->common.code_count_bit;
|
|
instance->common.serial = instance->common.code_found >> 4;
|
|
instance->common.btn = (uint8_t)instance->common.code_found & 0x00000F;
|
|
|
|
if(instance->common.callback)
|
|
instance->common.callback(
|
|
(SubGhzProtocolCommon*)instance, instance->common.context);
|
|
}
|
|
instance->common.code_found = 0;
|
|
instance->common.code_count_bit = 0;
|
|
break;
|
|
}
|
|
|
|
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 * 3)) {
|
|
subghz_protocol_common_add_bit(&instance->common, 0);
|
|
instance->common.parser_step = PrincetonDecoderStepSaveDuration;
|
|
} else if(
|
|
(DURATION_DIFF(instance->common.te_last, instance->common.te_long) <
|
|
instance->common.te_delta * 3) &&
|
|
(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta)) {
|
|
subghz_protocol_common_add_bit(&instance->common, 1);
|
|
instance->common.parser_step = PrincetonDecoderStepSaveDuration;
|
|
} else {
|
|
instance->common.parser_step = PrincetonDecoderStepReset;
|
|
}
|
|
} else {
|
|
instance->common.parser_step = PrincetonDecoderStepReset;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void subghz_decoder_princeton_to_str(SubGhzDecoderPrinceton* instance, string_t output) {
|
|
uint32_t code_found_lo = instance->common.code_last_found & 0x00000000ffffffff;
|
|
|
|
uint64_t code_found_reverse = subghz_protocol_common_reverse_key(
|
|
instance->common.code_last_found, instance->common.code_last_count_bit);
|
|
|
|
uint32_t code_found_reverse_lo = code_found_reverse & 0x00000000ffffffff;
|
|
|
|
string_cat_printf(
|
|
output,
|
|
"%s %dbit\r\n"
|
|
"Key:0x%08lX\r\n"
|
|
"Yek:0x%08lX\r\n"
|
|
"Sn:0x%05lX BTN:%02X\r\n"
|
|
"Te:%dus\r\n",
|
|
instance->common.name,
|
|
instance->common.code_last_count_bit,
|
|
code_found_lo,
|
|
code_found_reverse_lo,
|
|
instance->common.serial,
|
|
instance->common.btn,
|
|
instance->te);
|
|
}
|
|
|
|
void subghz_decoder_princeton_to_save_str(SubGhzDecoderPrinceton* instance, string_t output) {
|
|
string_printf(
|
|
output,
|
|
"Protocol: %s\n"
|
|
"Bit: %d\n"
|
|
"Te: %d\n"
|
|
"Key: %08lX\n",
|
|
instance->common.name,
|
|
instance->common.code_last_count_bit,
|
|
instance->te,
|
|
(uint32_t)(instance->common.code_last_found & 0x00000000ffffffff));
|
|
}
|
|
|
|
bool subghz_decoder_princeton_to_load_protocol_from_file(
|
|
FileWorker* file_worker,
|
|
SubGhzDecoderPrinceton* instance) {
|
|
bool loaded = false;
|
|
string_t temp_str;
|
|
string_init(temp_str);
|
|
int res = 0;
|
|
int data = 0;
|
|
|
|
do {
|
|
// Read and parse bit data from 2nd line
|
|
if(!file_worker_read_until(file_worker, temp_str, '\n')) {
|
|
break;
|
|
}
|
|
res = sscanf(string_get_cstr(temp_str), "Bit: %d\n", &data);
|
|
if(res != 1) {
|
|
break;
|
|
}
|
|
instance->common.code_last_count_bit = (uint8_t)data;
|
|
|
|
// Read and parse te data from 3nd line
|
|
if(!file_worker_read_until(file_worker, temp_str, '\n')) {
|
|
break;
|
|
}
|
|
res = sscanf(string_get_cstr(temp_str), "Te: %d\n", &data);
|
|
if(res != 1) {
|
|
break;
|
|
}
|
|
instance->te = (uint16_t)data;
|
|
|
|
// Read and parse key data from 4nd line
|
|
if(!file_worker_read_until(file_worker, temp_str, '\n')) {
|
|
break;
|
|
}
|
|
uint32_t temp_key = 0;
|
|
res = sscanf(string_get_cstr(temp_str), "Key: %08lX\n", &temp_key);
|
|
if(res != 1) {
|
|
break;
|
|
}
|
|
instance->common.code_last_found = (uint64_t)temp_key;
|
|
instance->common.serial = instance->common.code_last_found >> 4;
|
|
instance->common.btn = (uint8_t)instance->common.code_last_found & 0x00000F;
|
|
|
|
loaded = true;
|
|
} while(0);
|
|
|
|
string_clear(temp_str);
|
|
|
|
return loaded;
|
|
}
|
|
|
|
void subghz_decoder_princeton_to_load_protocol(SubGhzDecoderPrinceton* 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;
|
|
instance->te = data->param1;
|
|
instance->common.serial = instance->common.code_last_found >> 4;
|
|
instance->common.btn = (uint8_t)instance->common.code_last_found & 0x00000F;
|
|
}
|