flipperzero-firmware/applications/main/subghz/subghz_i.c
Georgii Surkov 8582670a34
[FL-2811] Fix PVS-Studio warnings (#2142)
Co-authored-by: あく <alleteam@gmail.com>
Co-authored-by: gornekich <n.gorbadey@gmail.com>
2022-12-26 21:13:30 +09:00

627 lines
20 KiB
C

#include "subghz_i.h"
#include "assets_icons.h"
#include "subghz/types.h"
#include <math.h>
#include <furi.h>
#include <furi_hal.h>
#include <input/input.h>
#include <gui/elements.h>
#include <notification/notification.h>
#include <notification/notification_messages.h>
#include <flipper_format/flipper_format.h>
#include "views/receiver.h"
#include <flipper_format/flipper_format_i.h>
#include <lib/toolbox/stream/stream.h>
#include <lib/subghz/protocols/raw.h>
#define TAG "SubGhz"
void subghz_preset_init(
void* context,
const char* preset_name,
uint32_t frequency,
uint8_t* preset_data,
size_t preset_data_size) {
furi_assert(context);
SubGhz* subghz = context;
furi_string_set(subghz->txrx->preset->name, preset_name);
subghz->txrx->preset->frequency = frequency;
subghz->txrx->preset->data = preset_data;
subghz->txrx->preset->data_size = preset_data_size;
}
bool subghz_set_preset(SubGhz* subghz, const char* preset) {
if(!strcmp(preset, "FuriHalSubGhzPresetOok270Async")) {
furi_string_set(subghz->txrx->preset->name, "AM270");
} else if(!strcmp(preset, "FuriHalSubGhzPresetOok650Async")) {
furi_string_set(subghz->txrx->preset->name, "AM650");
} else if(!strcmp(preset, "FuriHalSubGhzPreset2FSKDev238Async")) {
furi_string_set(subghz->txrx->preset->name, "FM238");
} else if(!strcmp(preset, "FuriHalSubGhzPreset2FSKDev476Async")) {
furi_string_set(subghz->txrx->preset->name, "FM476");
} else if(!strcmp(preset, "FuriHalSubGhzPresetCustom")) {
furi_string_set(subghz->txrx->preset->name, "CUSTOM");
} else {
FURI_LOG_E(TAG, "Unknown preset");
return false;
}
return true;
}
void subghz_get_frequency_modulation(SubGhz* subghz, FuriString* frequency, FuriString* modulation) {
furi_assert(subghz);
if(frequency != NULL) {
furi_string_printf(
frequency,
"%03ld.%02ld",
subghz->txrx->preset->frequency / 1000000 % 1000,
subghz->txrx->preset->frequency / 10000 % 100);
}
if(modulation != NULL) {
furi_string_printf(modulation, "%.2s", furi_string_get_cstr(subghz->txrx->preset->name));
}
}
void subghz_begin(SubGhz* subghz, uint8_t* preset_data) {
furi_assert(subghz);
furi_hal_subghz_reset();
furi_hal_subghz_idle();
furi_hal_subghz_load_custom_preset(preset_data);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
subghz->txrx->txrx_state = SubGhzTxRxStateIDLE;
}
uint32_t subghz_rx(SubGhz* subghz, uint32_t frequency) {
furi_assert(subghz);
if(!furi_hal_subghz_is_frequency_valid(frequency)) {
furi_crash("SubGhz: Incorrect RX frequency.");
}
furi_assert(
subghz->txrx->txrx_state != SubGhzTxRxStateRx &&
subghz->txrx->txrx_state != SubGhzTxRxStateSleep);
furi_hal_subghz_idle();
uint32_t value = furi_hal_subghz_set_frequency_and_path(frequency);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
furi_hal_subghz_flush_rx();
subghz_speaker_on(subghz);
furi_hal_subghz_rx();
furi_hal_subghz_start_async_rx(subghz_worker_rx_callback, subghz->txrx->worker);
subghz_worker_start(subghz->txrx->worker);
subghz->txrx->txrx_state = SubGhzTxRxStateRx;
return value;
}
static bool subghz_tx(SubGhz* subghz, uint32_t frequency) {
furi_assert(subghz);
if(!furi_hal_subghz_is_frequency_valid(frequency)) {
furi_crash("SubGhz: Incorrect TX frequency.");
}
furi_assert(subghz->txrx->txrx_state != SubGhzTxRxStateSleep);
furi_hal_subghz_idle();
furi_hal_subghz_set_frequency_and_path(frequency);
furi_hal_gpio_write(&gpio_cc1101_g0, false);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
subghz_speaker_on(subghz);
bool ret = furi_hal_subghz_tx();
subghz->txrx->txrx_state = SubGhzTxRxStateTx;
return ret;
}
void subghz_idle(SubGhz* subghz) {
furi_assert(subghz);
furi_assert(subghz->txrx->txrx_state != SubGhzTxRxStateSleep);
furi_hal_subghz_idle();
subghz->txrx->txrx_state = SubGhzTxRxStateIDLE;
}
void subghz_rx_end(SubGhz* subghz) {
furi_assert(subghz);
furi_assert(subghz->txrx->txrx_state == SubGhzTxRxStateRx);
if(subghz_worker_is_running(subghz->txrx->worker)) {
subghz_worker_stop(subghz->txrx->worker);
furi_hal_subghz_stop_async_rx();
}
furi_hal_subghz_idle();
subghz_speaker_off(subghz);
subghz->txrx->txrx_state = SubGhzTxRxStateIDLE;
}
void subghz_sleep(SubGhz* subghz) {
furi_assert(subghz);
furi_hal_subghz_sleep();
subghz->txrx->txrx_state = SubGhzTxRxStateSleep;
}
bool subghz_tx_start(SubGhz* subghz, FlipperFormat* flipper_format) {
furi_assert(subghz);
bool ret = false;
FuriString* temp_str;
temp_str = furi_string_alloc();
uint32_t repeat = 200;
do {
if(!flipper_format_rewind(flipper_format)) {
FURI_LOG_E(TAG, "Rewind error");
break;
}
if(!flipper_format_read_string(flipper_format, "Protocol", temp_str)) {
FURI_LOG_E(TAG, "Missing Protocol");
break;
}
//ToDo FIX
if(!flipper_format_insert_or_update_uint32(flipper_format, "Repeat", &repeat, 1)) {
FURI_LOG_E(TAG, "Unable Repeat");
break;
}
subghz->txrx->transmitter = subghz_transmitter_alloc_init(
subghz->txrx->environment, furi_string_get_cstr(temp_str));
if(subghz->txrx->transmitter) {
if(subghz_transmitter_deserialize(subghz->txrx->transmitter, flipper_format)) {
if(strcmp(furi_string_get_cstr(subghz->txrx->preset->name), "") != 0) {
subghz_begin(
subghz,
subghz_setting_get_preset_data_by_name(
subghz->setting, furi_string_get_cstr(subghz->txrx->preset->name)));
} else {
FURI_LOG_E(
TAG,
"Unknown name preset \" %s \"",
furi_string_get_cstr(subghz->txrx->preset->name));
subghz_begin(
subghz, subghz_setting_get_preset_data_by_name(subghz->setting, "AM650"));
}
if(subghz->txrx->preset->frequency) {
ret = subghz_tx(subghz, subghz->txrx->preset->frequency);
} else {
ret = subghz_tx(subghz, 433920000);
}
if(ret) {
//Start TX
furi_hal_subghz_start_async_tx(
subghz_transmitter_yield, subghz->txrx->transmitter);
}
}
}
if(!ret) {
subghz_transmitter_free(subghz->txrx->transmitter);
if(subghz->txrx->txrx_state != SubGhzTxRxStateSleep) {
subghz_idle(subghz);
}
}
} while(false);
furi_string_free(temp_str);
return ret;
}
void subghz_tx_stop(SubGhz* subghz) {
furi_assert(subghz);
furi_assert(subghz->txrx->txrx_state == SubGhzTxRxStateTx);
//Stop TX
furi_hal_subghz_stop_async_tx();
subghz_transmitter_stop(subghz->txrx->transmitter);
subghz_transmitter_free(subghz->txrx->transmitter);
//if protocol dynamic then we save the last upload
if((subghz->txrx->decoder_result->protocol->type == SubGhzProtocolTypeDynamic) &&
(subghz_path_is_file(subghz->file_path))) {
subghz_save_protocol_to_file(
subghz, subghz->txrx->fff_data, furi_string_get_cstr(subghz->file_path));
}
subghz_idle(subghz);
subghz_speaker_off(subghz);
notification_message(subghz->notifications, &sequence_reset_red);
}
void subghz_dialog_message_show_only_rx(SubGhz* subghz) {
DialogsApp* dialogs = subghz->dialogs;
DialogMessage* message = dialog_message_alloc();
const char* header_text = "Transmission is blocked";
const char* message_text = "Transmission on\nthis frequency is\nrestricted in\nyour region";
if(!furi_hal_region_is_provisioned()) {
header_text = "Firmware update needed";
message_text = "Please update\nfirmware before\nusing this feature\nflipp.dev/upd";
}
dialog_message_set_header(message, header_text, 63, 3, AlignCenter, AlignTop);
dialog_message_set_text(message, message_text, 0, 17, AlignLeft, AlignTop);
dialog_message_set_icon(message, &I_DolphinCommon_56x48, 72, 17);
dialog_message_show(dialogs, message);
dialog_message_free(message);
}
bool subghz_key_load(SubGhz* subghz, const char* file_path, bool show_dialog) {
furi_assert(subghz);
furi_assert(file_path);
Storage* storage = furi_record_open(RECORD_STORAGE);
FlipperFormat* fff_data_file = flipper_format_file_alloc(storage);
Stream* fff_data_stream = flipper_format_get_raw_stream(subghz->txrx->fff_data);
SubGhzLoadKeyState load_key_state = SubGhzLoadKeyStateParseErr;
FuriString* temp_str;
temp_str = furi_string_alloc();
uint32_t temp_data32;
do {
stream_clean(fff_data_stream);
if(!flipper_format_file_open_existing(fff_data_file, file_path)) {
FURI_LOG_E(TAG, "Error open file %s", file_path);
break;
}
if(!flipper_format_read_header(fff_data_file, temp_str, &temp_data32)) {
FURI_LOG_E(TAG, "Missing or incorrect header");
break;
}
if(((!strcmp(furi_string_get_cstr(temp_str), SUBGHZ_KEY_FILE_TYPE)) ||
(!strcmp(furi_string_get_cstr(temp_str), SUBGHZ_RAW_FILE_TYPE))) &&
temp_data32 == SUBGHZ_KEY_FILE_VERSION) {
} else {
FURI_LOG_E(TAG, "Type or version mismatch");
break;
}
if(!flipper_format_read_uint32(fff_data_file, "Frequency", &temp_data32, 1)) {
FURI_LOG_E(TAG, "Missing Frequency");
break;
}
if(!furi_hal_subghz_is_frequency_valid(temp_data32)) {
FURI_LOG_E(TAG, "Frequency not supported");
break;
}
subghz->txrx->preset->frequency = temp_data32;
if(!flipper_format_read_string(fff_data_file, "Preset", temp_str)) {
FURI_LOG_E(TAG, "Missing Preset");
break;
}
if(!subghz_set_preset(subghz, furi_string_get_cstr(temp_str))) {
break;
}
if(!strcmp(furi_string_get_cstr(temp_str), "FuriHalSubGhzPresetCustom")) {
//Todo add Custom_preset_module
//delete preset if it already exists
subghz_setting_delete_custom_preset(
subghz->setting, furi_string_get_cstr(subghz->txrx->preset->name));
//load custom preset from file
if(!subghz_setting_load_custom_preset(
subghz->setting,
furi_string_get_cstr(subghz->txrx->preset->name),
fff_data_file)) {
FURI_LOG_E(TAG, "Missing Custom preset");
break;
}
}
size_t preset_index = subghz_setting_get_inx_preset_by_name(
subghz->setting, furi_string_get_cstr(subghz->txrx->preset->name));
subghz_preset_init(
subghz,
furi_string_get_cstr(subghz->txrx->preset->name),
subghz->txrx->preset->frequency,
subghz_setting_get_preset_data(subghz->setting, preset_index),
subghz_setting_get_preset_data_size(subghz->setting, preset_index));
if(!flipper_format_read_string(fff_data_file, "Protocol", temp_str)) {
FURI_LOG_E(TAG, "Missing Protocol");
break;
}
if(!strcmp(furi_string_get_cstr(temp_str), "RAW")) {
//if RAW
subghz_protocol_raw_gen_fff_data(subghz->txrx->fff_data, file_path);
} else {
stream_copy_full(
flipper_format_get_raw_stream(fff_data_file),
flipper_format_get_raw_stream(subghz->txrx->fff_data));
}
subghz->txrx->decoder_result = subghz_receiver_search_decoder_base_by_name(
subghz->txrx->receiver, furi_string_get_cstr(temp_str));
if(subghz->txrx->decoder_result) {
if(!subghz_protocol_decoder_base_deserialize(
subghz->txrx->decoder_result, subghz->txrx->fff_data)) {
break;
}
} else {
FURI_LOG_E(TAG, "Protocol not found");
break;
}
load_key_state = SubGhzLoadKeyStateOK;
} while(0);
furi_string_free(temp_str);
flipper_format_free(fff_data_file);
furi_record_close(RECORD_STORAGE);
switch(load_key_state) {
case SubGhzLoadKeyStateParseErr:
if(show_dialog) {
dialog_message_show_storage_error(subghz->dialogs, "Cannot parse\nfile");
}
return false;
case SubGhzLoadKeyStateOK:
return true;
default:
furi_crash("SubGhz: Unknown load_key_state.");
return false;
}
}
bool subghz_get_next_name_file(SubGhz* subghz, uint8_t max_len) {
furi_assert(subghz);
Storage* storage = furi_record_open(RECORD_STORAGE);
FuriString* temp_str;
FuriString* file_name;
FuriString* file_path;
temp_str = furi_string_alloc();
file_name = furi_string_alloc();
file_path = furi_string_alloc();
bool res = false;
if(subghz_path_is_file(subghz->file_path)) {
//get the name of the next free file
path_extract_filename(subghz->file_path, file_name, true);
path_extract_dirname(furi_string_get_cstr(subghz->file_path), file_path);
storage_get_next_filename(
storage,
furi_string_get_cstr(file_path),
furi_string_get_cstr(file_name),
SUBGHZ_APP_EXTENSION,
file_name,
max_len);
furi_string_printf(
temp_str,
"%s/%s%s",
furi_string_get_cstr(file_path),
furi_string_get_cstr(file_name),
SUBGHZ_APP_EXTENSION);
furi_string_set(subghz->file_path, temp_str);
res = true;
}
furi_string_free(temp_str);
furi_string_free(file_path);
furi_string_free(file_name);
furi_record_close(RECORD_STORAGE);
return res;
}
bool subghz_save_protocol_to_file(
SubGhz* subghz,
FlipperFormat* flipper_format,
const char* dev_file_name) {
furi_assert(subghz);
furi_assert(flipper_format);
furi_assert(dev_file_name);
Storage* storage = furi_record_open(RECORD_STORAGE);
Stream* flipper_format_stream = flipper_format_get_raw_stream(flipper_format);
bool saved = false;
FuriString* file_dir;
file_dir = furi_string_alloc();
path_extract_dirname(dev_file_name, file_dir);
do {
//removing additional fields
flipper_format_delete_key(flipper_format, "Repeat");
flipper_format_delete_key(flipper_format, "Manufacture");
// Create subghz folder directory if necessary
if(!storage_simply_mkdir(storage, furi_string_get_cstr(file_dir))) {
dialog_message_show_storage_error(subghz->dialogs, "Cannot create\nfolder");
break;
}
if(!storage_simply_remove(storage, dev_file_name)) {
break;
}
//ToDo check Write
stream_seek(flipper_format_stream, 0, StreamOffsetFromStart);
stream_save_to_file(flipper_format_stream, storage, dev_file_name, FSOM_CREATE_ALWAYS);
saved = true;
} while(0);
furi_string_free(file_dir);
furi_record_close(RECORD_STORAGE);
return saved;
}
bool subghz_load_protocol_from_file(SubGhz* subghz) {
furi_assert(subghz);
FuriString* file_path;
file_path = furi_string_alloc();
DialogsFileBrowserOptions browser_options;
dialog_file_browser_set_basic_options(&browser_options, SUBGHZ_APP_EXTENSION, &I_sub1_10px);
browser_options.base_path = SUBGHZ_APP_FOLDER;
// Input events and views are managed by file_select
bool res = dialog_file_browser_show(
subghz->dialogs, subghz->file_path, subghz->file_path, &browser_options);
if(res) {
res = subghz_key_load(subghz, furi_string_get_cstr(subghz->file_path), true);
}
furi_string_free(file_path);
return res;
}
bool subghz_rename_file(SubGhz* subghz) {
furi_assert(subghz);
bool ret = true;
Storage* storage = furi_record_open(RECORD_STORAGE);
if(furi_string_cmp(subghz->file_path_tmp, subghz->file_path)) {
FS_Error fs_result = storage_common_rename(
storage,
furi_string_get_cstr(subghz->file_path_tmp),
furi_string_get_cstr(subghz->file_path));
if(fs_result != FSE_OK) {
dialog_message_show_storage_error(subghz->dialogs, "Cannot rename\n file/directory");
ret = false;
}
}
furi_record_close(RECORD_STORAGE);
return ret;
}
bool subghz_file_available(SubGhz* subghz) {
furi_assert(subghz);
bool ret = true;
Storage* storage = furi_record_open(RECORD_STORAGE);
FS_Error fs_result =
storage_common_stat(storage, furi_string_get_cstr(subghz->file_path), NULL);
if(fs_result != FSE_OK) {
dialog_message_show_storage_error(subghz->dialogs, "File not available\n file/directory");
ret = false;
}
furi_record_close(RECORD_STORAGE);
return ret;
}
bool subghz_delete_file(SubGhz* subghz) {
furi_assert(subghz);
Storage* storage = furi_record_open(RECORD_STORAGE);
bool result = storage_simply_remove(storage, furi_string_get_cstr(subghz->file_path_tmp));
furi_record_close(RECORD_STORAGE);
subghz_file_name_clear(subghz);
return result;
}
void subghz_file_name_clear(SubGhz* subghz) {
furi_assert(subghz);
furi_string_set(subghz->file_path, SUBGHZ_APP_FOLDER);
furi_string_reset(subghz->file_path_tmp);
}
bool subghz_path_is_file(FuriString* path) {
return furi_string_end_with(path, SUBGHZ_APP_EXTENSION);
}
uint32_t subghz_random_serial(void) {
return (uint32_t)rand();
}
void subghz_hopper_update(SubGhz* subghz) {
furi_assert(subghz);
switch(subghz->txrx->hopper_state) {
case SubGhzHopperStateOFF:
case SubGhzHopperStatePause:
return;
case SubGhzHopperStateRSSITimeOut:
if(subghz->txrx->hopper_timeout != 0) {
subghz->txrx->hopper_timeout--;
return;
}
break;
default:
break;
}
float rssi = -127.0f;
if(subghz->txrx->hopper_state != SubGhzHopperStateRSSITimeOut) {
// 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_setting_get_hopper_frequency_count(subghz->setting) - 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->preset->frequency = subghz_setting_get_hopper_frequency(
subghz->setting, subghz->txrx->hopper_idx_frequency);
subghz_rx(subghz, subghz->txrx->preset->frequency);
}
}
void subghz_speaker_on(SubGhz* subghz) {
if(subghz->txrx->speaker_state == SubGhzSpeakerStateEnable) {
if(furi_hal_speaker_acquire(30)) {
furi_hal_subghz_set_async_mirror_pin(&gpio_speaker);
} else {
subghz->txrx->speaker_state = SubGhzSpeakerStateDisable;
}
}
}
void subghz_speaker_off(SubGhz* subghz) {
if(subghz->txrx->speaker_state != SubGhzSpeakerStateDisable) {
if(furi_hal_speaker_is_mine()) {
furi_hal_subghz_set_async_mirror_pin(NULL);
furi_hal_speaker_release();
if(subghz->txrx->speaker_state == SubGhzSpeakerStateShutdown)
subghz->txrx->speaker_state = SubGhzSpeakerStateDisable;
}
}
}
void subghz_speaker_mute(SubGhz* subghz) {
if(subghz->txrx->speaker_state == SubGhzSpeakerStateEnable) {
if(furi_hal_speaker_is_mine()) {
furi_hal_subghz_set_async_mirror_pin(NULL);
}
}
}
void subghz_speaker_unmute(SubGhz* subghz) {
if(subghz->txrx->speaker_state == SubGhzSpeakerStateEnable) {
if(furi_hal_speaker_is_mine()) {
furi_hal_subghz_set_async_mirror_pin(&gpio_speaker);
}
}
}