491 lines
15 KiB
C
Executable File
491 lines
15 KiB
C
Executable File
#include "subghz_i.h"
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#include <math.h>
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#include <furi.h>
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#include <furi_hal.h>
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#include <input/input.h>
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#include <gui/elements.h>
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#include <notification/notification_messages.h>
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#include <flipper_format/flipper_format.h>
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#include "../notification/notification.h"
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#include "views/receiver.h"
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#include <flipper_format/flipper_format_i.h>
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#include <lib/toolbox/stream/stream.h>
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#include <lib/subghz/protocols/raw.h>
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#include <lib/toolbox/path.h>
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#define TAG "SubGhz"
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bool subghz_set_preset(SubGhz* subghz, const char* preset) {
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if(!strcmp(preset, "FuriHalSubGhzPresetOok270Async")) {
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subghz->txrx->preset = FuriHalSubGhzPresetOok270Async;
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} else if(!strcmp(preset, "FuriHalSubGhzPresetOok650Async")) {
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subghz->txrx->preset = FuriHalSubGhzPresetOok650Async;
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} else if(!strcmp(preset, "FuriHalSubGhzPreset2FSKDev238Async")) {
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subghz->txrx->preset = FuriHalSubGhzPreset2FSKDev238Async;
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} else if(!strcmp(preset, "FuriHalSubGhzPreset2FSKDev476Async")) {
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subghz->txrx->preset = FuriHalSubGhzPreset2FSKDev476Async;
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} else {
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FURI_LOG_E(TAG, "Unknown preset");
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return false;
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}
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return true;
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}
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void subghz_get_frequency_modulation(SubGhz* subghz, string_t frequency, string_t modulation) {
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furi_assert(subghz);
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if(frequency != NULL) {
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string_printf(
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frequency,
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"%03ld.%02ld",
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subghz->txrx->frequency / 1000000 % 1000,
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subghz->txrx->frequency / 10000 % 100);
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}
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if(modulation != NULL) {
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if(subghz->txrx->preset == FuriHalSubGhzPresetOok650Async ||
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subghz->txrx->preset == FuriHalSubGhzPresetOok270Async) {
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string_set(modulation, "AM");
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} else if(
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subghz->txrx->preset == FuriHalSubGhzPreset2FSKDev238Async ||
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subghz->txrx->preset == FuriHalSubGhzPreset2FSKDev476Async) {
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string_set(modulation, "FM");
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} else {
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furi_crash(NULL);
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}
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}
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}
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void subghz_begin(SubGhz* subghz, FuriHalSubGhzPreset preset) {
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furi_assert(subghz);
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furi_hal_subghz_reset();
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furi_hal_subghz_idle();
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furi_hal_subghz_load_preset(preset);
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furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
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subghz->txrx->txrx_state = SubGhzTxRxStateIDLE;
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}
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uint32_t subghz_rx(SubGhz* subghz, uint32_t frequency) {
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furi_assert(subghz);
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if(!furi_hal_subghz_is_frequency_valid(frequency)) {
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furi_crash(NULL);
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}
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furi_assert(
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subghz->txrx->txrx_state != SubGhzTxRxStateRx &&
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subghz->txrx->txrx_state != SubGhzTxRxStateSleep);
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furi_hal_subghz_idle();
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uint32_t value = furi_hal_subghz_set_frequency_and_path(frequency);
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furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
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furi_hal_subghz_flush_rx();
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furi_hal_subghz_rx();
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furi_hal_subghz_start_async_rx(subghz_worker_rx_callback, subghz->txrx->worker);
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subghz_worker_start(subghz->txrx->worker);
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subghz->txrx->txrx_state = SubGhzTxRxStateRx;
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return value;
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}
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static bool subghz_tx(SubGhz* subghz, uint32_t frequency) {
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furi_assert(subghz);
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if(!furi_hal_subghz_is_frequency_valid(frequency)) {
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furi_crash(NULL);
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}
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furi_assert(subghz->txrx->txrx_state != SubGhzTxRxStateSleep);
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furi_hal_subghz_idle();
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furi_hal_subghz_set_frequency_and_path(frequency);
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furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
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furi_hal_gpio_write(&gpio_cc1101_g0, true);
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bool ret = furi_hal_subghz_tx();
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subghz->txrx->txrx_state = SubGhzTxRxStateTx;
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return ret;
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}
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void subghz_idle(SubGhz* subghz) {
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furi_assert(subghz);
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furi_assert(subghz->txrx->txrx_state != SubGhzTxRxStateSleep);
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furi_hal_subghz_idle();
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subghz->txrx->txrx_state = SubGhzTxRxStateIDLE;
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}
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void subghz_rx_end(SubGhz* subghz) {
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furi_assert(subghz);
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furi_assert(subghz->txrx->txrx_state == SubGhzTxRxStateRx);
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if(subghz_worker_is_running(subghz->txrx->worker)) {
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subghz_worker_stop(subghz->txrx->worker);
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furi_hal_subghz_stop_async_rx();
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}
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furi_hal_subghz_idle();
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subghz->txrx->txrx_state = SubGhzTxRxStateIDLE;
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}
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void subghz_sleep(SubGhz* subghz) {
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furi_assert(subghz);
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furi_hal_subghz_sleep();
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subghz->txrx->txrx_state = SubGhzTxRxStateSleep;
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}
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bool subghz_tx_start(SubGhz* subghz, FlipperFormat* flipper_format) {
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furi_assert(subghz);
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bool ret = false;
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string_t temp_str;
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string_init(temp_str);
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uint32_t repeat = 200;
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do {
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if(!flipper_format_rewind(flipper_format)) {
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FURI_LOG_E(TAG, "Rewind error");
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break;
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}
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if(!flipper_format_read_string(flipper_format, "Protocol", temp_str)) {
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FURI_LOG_E(TAG, "Missing Protocol");
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break;
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}
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//ToDo FIX
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if(!flipper_format_insert_or_update_uint32(flipper_format, "Repeat", &repeat, 1)) {
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FURI_LOG_E(TAG, "Unable Repeat");
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break;
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}
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subghz->txrx->transmitter =
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subghz_transmitter_alloc_init(subghz->txrx->environment, string_get_cstr(temp_str));
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if(subghz->txrx->transmitter) {
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if(subghz_transmitter_deserialize(subghz->txrx->transmitter, flipper_format)) {
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if(subghz->txrx->preset) {
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subghz_begin(subghz, subghz->txrx->preset);
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} else {
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subghz_begin(subghz, FuriHalSubGhzPresetOok270Async);
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}
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if(subghz->txrx->frequency) {
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ret = subghz_tx(subghz, subghz->txrx->frequency);
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} else {
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ret = subghz_tx(subghz, 433920000);
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}
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if(ret) {
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//Start TX
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furi_hal_subghz_start_async_tx(
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subghz_transmitter_yield, subghz->txrx->transmitter);
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}
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}
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}
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if(!ret) {
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subghz_transmitter_free(subghz->txrx->transmitter);
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subghz_idle(subghz);
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}
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} while(false);
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string_clear(temp_str);
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return ret;
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}
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void subghz_tx_stop(SubGhz* subghz) {
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furi_assert(subghz);
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furi_assert(subghz->txrx->txrx_state == SubGhzTxRxStateTx);
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//Stop TX
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furi_hal_subghz_stop_async_tx();
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subghz_transmitter_stop(subghz->txrx->transmitter);
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subghz_transmitter_free(subghz->txrx->transmitter);
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//if protocol dynamic then we save the last upload
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if((subghz->txrx->decoder_result->protocol->type == SubGhzProtocolTypeDynamic) &&
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(strcmp(subghz->file_name, ""))) {
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subghz_save_protocol_to_file(subghz, subghz->txrx->fff_data, subghz->file_name);
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}
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subghz_idle(subghz);
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notification_message(subghz->notifications, &sequence_reset_red);
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}
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bool subghz_key_load(SubGhz* subghz, const char* file_path) {
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furi_assert(subghz);
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furi_assert(file_path);
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Storage* storage = furi_record_open("storage");
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FlipperFormat* fff_data_file = flipper_format_file_alloc(storage);
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Stream* fff_data_stream = flipper_format_get_raw_stream(subghz->txrx->fff_data);
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bool loaded = false;
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string_t temp_str;
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string_init(temp_str);
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uint32_t version;
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do {
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stream_clean(fff_data_stream);
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if(!flipper_format_file_open_existing(fff_data_file, file_path)) {
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FURI_LOG_E(TAG, "Error open file %s", file_path);
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break;
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}
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if(!flipper_format_read_header(fff_data_file, temp_str, &version)) {
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FURI_LOG_E(TAG, "Missing or incorrect header");
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break;
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}
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if(((!strcmp(string_get_cstr(temp_str), SUBGHZ_KEY_FILE_TYPE)) ||
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(!strcmp(string_get_cstr(temp_str), SUBGHZ_RAW_FILE_TYPE))) &&
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version == SUBGHZ_KEY_FILE_VERSION) {
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} else {
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FURI_LOG_E(TAG, "Type or version mismatch");
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break;
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}
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if(!flipper_format_read_uint32(
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fff_data_file, "Frequency", (uint32_t*)&subghz->txrx->frequency, 1)) {
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FURI_LOG_E(TAG, "Missing Frequency");
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break;
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}
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if(!flipper_format_read_string(fff_data_file, "Preset", temp_str)) {
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FURI_LOG_E(TAG, "Missing Preset");
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break;
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}
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if(!subghz_set_preset(subghz, string_get_cstr(temp_str))) {
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break;
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}
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if(!flipper_format_read_string(fff_data_file, "Protocol", temp_str)) {
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FURI_LOG_E(TAG, "Missing Protocol");
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break;
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}
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if(!strcmp(string_get_cstr(temp_str), "RAW")) {
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//if RAW
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string_t file_name;
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string_init(file_name);
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path_extract_filename_no_ext(file_path, file_name);
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subghz_protocol_raw_gen_fff_data(subghz->txrx->fff_data, string_get_cstr(file_name));
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string_clear(file_name);
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} else {
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stream_copy_full(
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flipper_format_get_raw_stream(fff_data_file),
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flipper_format_get_raw_stream(subghz->txrx->fff_data));
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}
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subghz->txrx->decoder_result = subghz_receiver_search_decoder_base_by_name(
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subghz->txrx->receiver, string_get_cstr(temp_str));
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if(subghz->txrx->decoder_result) {
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subghz_protocol_decoder_base_deserialize(
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subghz->txrx->decoder_result, subghz->txrx->fff_data);
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}
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loaded = true;
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} while(0);
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if(!loaded) {
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dialog_message_show_storage_error(subghz->dialogs, "Cannot parse\nfile");
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}
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string_clear(temp_str);
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flipper_format_free(fff_data_file);
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furi_record_close("storage");
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return loaded;
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}
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bool subghz_get_next_name_file(SubGhz* subghz) {
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furi_assert(subghz);
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Storage* storage = furi_record_open("storage");
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string_t temp_str;
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string_init(temp_str);
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bool res = false;
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if(strcmp(subghz->file_name, "")) {
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//get the name of the next free file
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storage_get_next_filename(
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storage, SUBGHZ_RAW_FOLDER, subghz->file_name, SUBGHZ_APP_EXTENSION, temp_str);
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strcpy(subghz->file_name, string_get_cstr(temp_str));
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res = true;
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}
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string_clear(temp_str);
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furi_record_close("storage");
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return res;
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}
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bool subghz_save_protocol_to_file(
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SubGhz* subghz,
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FlipperFormat* flipper_format,
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const char* dev_name) {
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furi_assert(subghz);
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furi_assert(flipper_format);
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furi_assert(dev_name);
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Storage* storage = furi_record_open("storage");
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Stream* flipper_format_stream = flipper_format_get_raw_stream(flipper_format);
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string_t dev_file_name;
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string_init(dev_file_name);
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bool saved = false;
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do {
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//removing additional fields
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flipper_format_delete_key(flipper_format, "Repeat");
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flipper_format_delete_key(flipper_format, "Manufacture");
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// Create subghz folder directory if necessary
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if(!storage_simply_mkdir(storage, SUBGHZ_APP_FOLDER)) {
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dialog_message_show_storage_error(subghz->dialogs, "Cannot create\nfolder");
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break;
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}
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// First remove subghz device file if it was saved
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string_printf(dev_file_name, "%s/%s%s", SUBGHZ_APP_FOLDER, dev_name, SUBGHZ_APP_EXTENSION);
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if(!storage_simply_remove(storage, string_get_cstr(dev_file_name))) {
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break;
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}
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//ToDo check Write
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stream_seek(flipper_format_stream, 0, StreamOffsetFromStart);
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stream_save_to_file(
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flipper_format_stream, storage, string_get_cstr(dev_file_name), FSOM_CREATE_ALWAYS);
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saved = true;
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} while(0);
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string_clear(dev_file_name);
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furi_record_close("storage");
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return saved;
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}
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bool subghz_load_protocol_from_file(SubGhz* subghz) {
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furi_assert(subghz);
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string_t file_name;
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string_init(file_name);
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// Input events and views are managed by file_select
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bool res = dialog_file_select_show(
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subghz->dialogs,
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SUBGHZ_APP_FOLDER,
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SUBGHZ_APP_EXTENSION,
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subghz->file_name,
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sizeof(subghz->file_name),
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NULL);
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if(res) {
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string_printf(
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file_name, "%s/%s%s", SUBGHZ_APP_FOLDER, subghz->file_name, SUBGHZ_APP_EXTENSION);
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res = subghz_key_load(subghz, string_get_cstr(file_name));
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}
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string_clear(file_name);
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return res;
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}
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bool subghz_rename_file(SubGhz* subghz) {
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furi_assert(subghz);
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bool ret = true;
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string_t old_path;
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string_t new_path;
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Storage* storage = furi_record_open("storage");
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string_init_printf(
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old_path, "%s/%s%s", SUBGHZ_APP_FOLDER, subghz->file_name_tmp, SUBGHZ_APP_EXTENSION);
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string_init_printf(
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new_path, "%s/%s%s", SUBGHZ_APP_FOLDER, subghz->file_name, SUBGHZ_APP_EXTENSION);
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FS_Error fs_result =
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storage_common_rename(storage, string_get_cstr(old_path), string_get_cstr(new_path));
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if(fs_result != FSE_OK) {
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dialog_message_show_storage_error(subghz->dialogs, "Cannot rename\n file/directory");
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ret = false;
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}
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string_clear(old_path);
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string_clear(new_path);
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furi_record_close("storage");
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return ret;
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}
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bool subghz_delete_file(SubGhz* subghz) {
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furi_assert(subghz);
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Storage* storage = furi_record_open("storage");
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string_t file_path;
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string_init_printf(
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file_path, "%s/%s%s", SUBGHZ_APP_FOLDER, subghz->file_name_tmp, SUBGHZ_APP_EXTENSION);
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bool result = storage_simply_remove(storage, string_get_cstr(file_path));
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furi_record_close("storage");
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subghz_file_name_clear(subghz);
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return result;
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}
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void subghz_file_name_clear(SubGhz* subghz) {
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furi_assert(subghz);
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memset(subghz->file_name, 0, sizeof(subghz->file_name));
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memset(subghz->file_name_tmp, 0, sizeof(subghz->file_name_tmp));
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}
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uint32_t subghz_random_serial(void) {
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static bool rand_generator_inited = false;
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if(!rand_generator_inited) {
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srand(DWT->CYCCNT);
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rand_generator_inited = true;
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}
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return (uint32_t)rand();
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}
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void subghz_hopper_update(SubGhz* subghz) {
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furi_assert(subghz);
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switch(subghz->txrx->hopper_state) {
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case SubGhzHopperStateOFF:
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return;
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break;
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case SubGhzHopperStatePause:
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return;
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break;
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case SubGhzHopperStateRSSITimeOut:
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if(subghz->txrx->hopper_timeout != 0) {
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subghz->txrx->hopper_timeout--;
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return;
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}
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break;
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default:
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break;
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}
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float rssi = -127.0f;
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if(subghz->txrx->hopper_state != SubGhzHopperStateRSSITimeOut) {
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// See RSSI Calculation timings in CC1101 17.3 RSSI
|
|
rssi = furi_hal_subghz_get_rssi();
|
|
|
|
// Stay if RSSI is high enough
|
|
if(rssi > -90.0f) {
|
|
subghz->txrx->hopper_timeout = 10;
|
|
subghz->txrx->hopper_state = SubGhzHopperStateRSSITimeOut;
|
|
return;
|
|
}
|
|
} else {
|
|
subghz->txrx->hopper_state = SubGhzHopperStateRunnig;
|
|
}
|
|
|
|
// Select next frequency
|
|
if(subghz->txrx->hopper_idx_frequency < subghz_hopper_frequencies_count - 1) {
|
|
subghz->txrx->hopper_idx_frequency++;
|
|
} else {
|
|
subghz->txrx->hopper_idx_frequency = 0;
|
|
}
|
|
|
|
if(subghz->txrx->txrx_state == SubGhzTxRxStateRx) {
|
|
subghz_rx_end(subghz);
|
|
};
|
|
if(subghz->txrx->txrx_state == SubGhzTxRxStateIDLE) {
|
|
subghz_receiver_reset(subghz->txrx->receiver);
|
|
subghz->txrx->frequency = subghz_hopper_frequencies[subghz->txrx->hopper_idx_frequency];
|
|
subghz_rx(subghz, subghz->txrx->frequency);
|
|
}
|
|
}
|