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

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#include "subghz_protocol_raw.h"
#include "../subghz_file_encoder_worker.h"
#define TAG "SubGhzRaw"
#define SUBGHZ_DOWNLOAD_MAX_SIZE 512
struct SubGhzProtocolRAW {
SubGhzProtocolCommon common;
int32_t* upload_raw;
uint16_t ind_write;
Storage* storage;
FlipperFile* flipper_file;
SubGhzFileEncoderWorker* file_worker_encoder;
uint32_t file_is_open;
string_t file_name;
size_t sample_write;
bool last_level;
SubGhzProtocolRAWCallbackEnd callback_end;
void* context_end;
};
typedef enum {
RAWFileIsOpenClose = 0,
RAWFileIsOpenWrite,
RAWFileIsOpenRead,
} RAWFilIsOpen;
SubGhzProtocolRAW* subghz_protocol_raw_alloc(void) {
SubGhzProtocolRAW* instance = furi_alloc(sizeof(SubGhzProtocolRAW));
instance->upload_raw = NULL;
instance->ind_write = 0;
instance->last_level = false;
instance->storage = furi_record_open("storage");
instance->flipper_file = flipper_file_alloc(instance->storage);
instance->file_is_open = RAWFileIsOpenClose;
string_init(instance->file_name);
instance->common.name = "RAW";
instance->common.code_min_count_bit_for_found = 0;
instance->common.te_short = 80;
instance->common.te_long = 32700;
instance->common.te_delta = 0;
instance->common.type_protocol = SubGhzProtocolCommonTypeRAW;
instance->common.to_load_protocol_from_file =
(SubGhzProtocolCommonLoadFromFile)subghz_protocol_raw_to_load_protocol_from_file;
instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_protocol_raw_to_str;
//instance->common.to_load_protocol =
// (SubGhzProtocolCommonLoadFromRAW)subghz_decoder_raw_to_load_protocol;
instance->common.get_upload_protocol =
(SubGhzProtocolCommonEncoderGetUpLoad)subghz_protocol_raw_send_key;
return instance;
}
void subghz_protocol_raw_free(SubGhzProtocolRAW* instance) {
furi_assert(instance);
string_clear(instance->file_name);
flipper_file_free(instance->flipper_file);
furi_record_close("storage");
free(instance);
}
void subghz_protocol_raw_file_encoder_worker_callback_end(void* context) {
furi_assert(context);
SubGhzProtocolRAW* instance = context;
if(instance->callback_end) instance->callback_end(instance->context_end);
}
void subghz_protocol_raw_file_encoder_worker_set_callback_end(
SubGhzProtocolRAW* instance,
SubGhzProtocolRAWCallbackEnd callback_end,
void* context_end) {
furi_assert(instance);
furi_assert(callback_end);
instance->callback_end = callback_end;
instance->context_end = context_end;
}
void subghz_protocol_raw_file_encoder_worker_stop(void* context) {
furi_assert(context);
SubGhzProtocolRAW* instance = context;
if(subghz_file_encoder_worker_is_running(instance->file_worker_encoder)) {
subghz_file_encoder_worker_stop(instance->file_worker_encoder);
subghz_file_encoder_worker_free(instance->file_worker_encoder);
instance->file_is_open = RAWFileIsOpenClose;
}
}
bool subghz_protocol_raw_send_key(
SubGhzProtocolRAW* instance,
SubGhzProtocolCommonEncoder* encoder) {
furi_assert(instance);
furi_assert(encoder);
bool loaded = false;
instance->file_worker_encoder = subghz_file_encoder_worker_alloc();
if(subghz_file_encoder_worker_start(
instance->file_worker_encoder, string_get_cstr(instance->file_name))) {
//the worker needs a file in order to open and read part of the file
osDelay(100);
instance->file_is_open = RAWFileIsOpenRead;
//Forwarding UPLOAD to common encoder
subghz_protocol_encoder_common_set_callback(
encoder, subghz_file_encoder_worker_get_level_duration, instance->file_worker_encoder);
//forced stop of transmission
subghz_protocol_encoder_common_set_callback_end(
encoder, subghz_protocol_raw_file_encoder_worker_stop, instance);
//file transfer complete callback
subghz_file_encoder_worker_callback_end(
instance->file_worker_encoder,
subghz_protocol_raw_file_encoder_worker_callback_end,
instance);
loaded = true;
} else {
subghz_protocol_raw_file_encoder_worker_stop(instance);
}
return loaded;
}
void subghz_protocol_raw_reset(SubGhzProtocolRAW* instance) {
instance->ind_write = 0;
}
void subghz_protocol_raw_parse(SubGhzProtocolRAW* instance, bool level, uint32_t duration) {
if(instance->upload_raw != NULL) {
if(duration > instance->common.te_short) {
if(duration > instance->common.te_long) duration = instance->common.te_long;
if(instance->last_level != level) {
instance->last_level = (level ? true : false);
instance->upload_raw[instance->ind_write++] = (level ? duration : -duration);
}
}
if(instance->ind_write == SUBGHZ_DOWNLOAD_MAX_SIZE) {
subghz_protocol_raw_save_to_file_write(instance);
}
}
}
void subghz_protocol_raw_to_str(SubGhzProtocolRAW* instance, string_t output) {
string_cat_printf(output, "RAW Date");
}
const char* subghz_protocol_raw_get_last_file_name(SubGhzProtocolRAW* instance) {
return string_get_cstr(instance->file_name);
}
void subghz_protocol_raw_set_last_file_name(SubGhzProtocolRAW* instance, const char* name) {
string_printf(instance->file_name, "%s", name);
}
bool subghz_protocol_raw_save_to_file_init(
SubGhzProtocolRAW* instance,
const char* dev_name,
uint32_t frequency,
const char* preset) {
furi_assert(instance);
//instance->flipper_file = flipper_file_alloc(instance->storage);
string_t dev_file_name;
string_init(dev_file_name);
bool init = false;
do {
// Create subghz folder directory if necessary
if(!storage_simply_mkdir(instance->storage, SUBGHZ_RAW_FOLDER)) {
break;
}
// Create saved directory if necessary
if(!storage_simply_mkdir(instance->storage, SUBGHZ_RAW_PATH_FOLDER)) {
break;
}
string_set(instance->file_name, dev_name);
// First remove subghz device file if it was saved
string_printf(
dev_file_name, "%s/%s%s", SUBGHZ_APP_PATH_FOLDER, dev_name, SUBGHZ_APP_EXTENSION);
if(!storage_simply_remove(instance->storage, string_get_cstr(dev_file_name))) {
break;
}
// Open file
if(!flipper_file_open_always(instance->flipper_file, string_get_cstr(dev_file_name))) {
FURI_LOG_E(TAG, "Unable to open file for write: %s", dev_file_name);
break;
}
if(!flipper_file_write_header_cstr(
instance->flipper_file, SUBGHZ_RAW_FILE_TYPE, SUBGHZ_RAW_FILE_VERSION)) {
FURI_LOG_E(TAG, "Unable to add header");
break;
}
if(!flipper_file_write_uint32(instance->flipper_file, "Frequency", &frequency, 1)) {
FURI_LOG_E(TAG, "Unable to add Frequency");
break;
}
if(!flipper_file_write_string_cstr(instance->flipper_file, "Preset", preset)) {
FURI_LOG_E(TAG, "Unable to add Preset");
break;
}
if(!flipper_file_write_string_cstr(
instance->flipper_file, "Protocol", instance->common.name)) {
FURI_LOG_E(TAG, "Unable to add Protocol");
break;
}
instance->upload_raw = furi_alloc(SUBGHZ_DOWNLOAD_MAX_SIZE * sizeof(int32_t));
instance->file_is_open = RAWFileIsOpenWrite;
instance->sample_write = 0;
init = true;
} while(0);
string_clear(dev_file_name);
return init;
}
void subghz_protocol_raw_save_to_file_stop(SubGhzProtocolRAW* instance) {
furi_assert(instance);
if(instance->file_is_open == RAWFileIsOpenWrite && instance->ind_write)
subghz_protocol_raw_save_to_file_write(instance);
if(instance->file_is_open != RAWFileIsOpenClose) {
free(instance->upload_raw);
instance->upload_raw = NULL;
}
flipper_file_close(instance->flipper_file);
instance->file_is_open = RAWFileIsOpenClose;
}
bool subghz_protocol_raw_save_to_file_write(SubGhzProtocolRAW* instance) {
furi_assert(instance);
bool is_write = false;
if(instance->file_is_open == RAWFileIsOpenWrite) {
if(!flipper_file_write_int32(
instance->flipper_file, "RAW_Data", instance->upload_raw, instance->ind_write)) {
FURI_LOG_E(TAG, "Unable to add RAW_Data");
} else {
instance->sample_write += instance->ind_write;
instance->ind_write = 0;
is_write = true;
}
}
return is_write;
}
size_t subghz_protocol_raw_get_sample_write(SubGhzProtocolRAW* instance) {
return instance->sample_write + instance->ind_write;
}
bool subghz_protocol_raw_to_load_protocol_from_file(
FlipperFile* flipper_file,
SubGhzProtocolRAW* instance,
const char* file_path) {
furi_assert(file_path);
subghz_protocol_raw_set_last_file_name(instance, file_path);
return true;
}