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#include "subghz_cli.h"
#include <furi.h>
#include <furi-hal.h>
#include <stream_buffer.h>
#include <lib/toolbox/args.h>
#include <lib/subghz/subghz_parser.h>
#include <lib/subghz/subghz_keystore.h>
#include <lib/subghz/protocols/subghz_protocol_common.h>
#include <lib/subghz/protocols/subghz_protocol_princeton.h>
#define SUBGHZ_FREQUENCY_RANGE_STR \
"299999755...348000000 or 386999938...464000000 or 778999847...928000000"
void subghz_cli_command_tx_carrier(Cli* cli, string_t args, void* context) {
uint32_t frequency = 433920000;
if(string_size(args)) {
int ret = sscanf(string_get_cstr(args), "%lu", &frequency);
if(ret != 1) {
printf("sscanf returned %d, frequency: %lu\r\n", ret, frequency);
cli_print_usage("subghz_tx_carrier", "<Frequency in HZ>", string_get_cstr(args));
return;
}
if(!furi_hal_subghz_is_frequency_valid(frequency)) {
printf(
"Frequency must be in " SUBGHZ_FREQUENCY_RANGE_STR " range, not %lu\r\n",
frequency);
return;
}
}
furi_hal_subghz_reset();
furi_hal_subghz_load_preset(FuriHalSubGhzPresetOok650Async);
frequency = furi_hal_subghz_set_frequency_and_path(frequency);
hal_gpio_init(&gpio_cc1101_g0, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
hal_gpio_write(&gpio_cc1101_g0, true);
furi_hal_power_suppress_charge_enter();
if(furi_hal_subghz_tx()) {
printf("Transmitting at frequency %lu Hz\r\n", frequency);
printf("Press CTRL+C to stop\r\n");
while(!cli_cmd_interrupt_received(cli)) {
osDelay(250);
}
} else {
printf("This frequency can only be used for RX in your region\r\n");
}
furi_hal_subghz_set_path(FuriHalSubGhzPathIsolate);
furi_hal_subghz_sleep();
furi_hal_power_suppress_charge_exit();
}
void subghz_cli_command_rx_carrier(Cli* cli, string_t args, void* context) {
uint32_t frequency = 433920000;
if(string_size(args)) {
int ret = sscanf(string_get_cstr(args), "%lu", &frequency);
if(ret != 1) {
printf("sscanf returned %d, frequency: %lu\r\n", ret, frequency);
cli_print_usage("subghz_tx_carrier", "<Frequency in HZ>", string_get_cstr(args));
return;
}
if(!furi_hal_subghz_is_frequency_valid(frequency)) {
printf(
"Frequency must be in " SUBGHZ_FREQUENCY_RANGE_STR " range, not %lu\r\n",
frequency);
return;
}
}
furi_hal_subghz_reset();
furi_hal_subghz_load_preset(FuriHalSubGhzPresetOok650Async);
frequency = furi_hal_subghz_set_frequency_and_path(frequency);
printf("Receiving at frequency %lu Hz\r\n", frequency);
printf("Press CTRL+C to stop\r\n");
furi_hal_power_suppress_charge_enter();
furi_hal_subghz_rx();
while(!cli_cmd_interrupt_received(cli)) {
osDelay(250);
printf("RSSI: %03.1fdbm\r", furi_hal_subghz_get_rssi());
fflush(stdout);
}
furi_hal_power_suppress_charge_exit();
furi_hal_subghz_set_path(FuriHalSubGhzPathIsolate);
furi_hal_subghz_sleep();
}
void subghz_cli_command_tx(Cli* cli, string_t args, void* context) {
uint32_t frequency = 433920000;
uint32_t key = 0x0074BADE;
size_t repeat = 10;
if(string_size(args)) {
int ret = sscanf(string_get_cstr(args), "%lx %lu %u", &key, &frequency, &repeat);
if(ret != 3) {
printf(
"sscanf returned %d, key: %lx, frequency: %lu, repeat: %u\r\n",
ret,
key,
frequency,
repeat);
cli_print_usage(
"subghz_rx",
"<3 Byte Key in hex> <Frequency in HZ> <Repeat count>",
string_get_cstr(args));
return;
}
if(!furi_hal_subghz_is_frequency_valid(frequency)) {
printf(
"Frequency must be in " SUBGHZ_FREQUENCY_RANGE_STR " range, not %lu\r\n",
frequency);
return;
}
}
printf(
"Transmitting at %lu, key %lx, repeat %u. Press CTRL+C to stop\r\n",
frequency,
key,
repeat);
SubGhzDecoderPrinceton* protocol = subghz_decoder_princeton_alloc();
protocol->common.code_last_found = key;
protocol->common.code_last_count_bit = 24;
SubGhzProtocolCommonEncoder* encoder = subghz_protocol_encoder_common_alloc();
encoder->repeat = repeat;
subghz_protocol_princeton_send_key(protocol, encoder);
furi_hal_subghz_reset();
furi_hal_subghz_load_preset(FuriHalSubGhzPresetOok650Async);
frequency = furi_hal_subghz_set_frequency_and_path(frequency);
furi_hal_power_suppress_charge_enter();
furi_hal_subghz_start_async_tx(subghz_protocol_encoder_common_yield, encoder);
while(!(furi_hal_subghz_is_async_tx_complete() || cli_cmd_interrupt_received(cli))) {
printf(".");
fflush(stdout);
osDelay(333);
}
furi_hal_subghz_stop_async_tx();
furi_hal_subghz_sleep();
furi_hal_power_suppress_charge_exit();
subghz_decoder_princeton_free(protocol);
subghz_protocol_encoder_common_free(encoder);
}
typedef struct {
volatile bool overrun;
StreamBufferHandle_t stream;
size_t packet_count;
} SubGhzCliCommandRx;
static void subghz_cli_command_rx_callback(bool level, uint32_t duration, void* context) {
SubGhzCliCommandRx* instance = context;
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
LevelDuration level_duration = level_duration_make(level, duration);
if(instance->overrun) {
instance->overrun = false;
level_duration = level_duration_reset();
}
size_t ret = xStreamBufferSendFromISR(
instance->stream, &level_duration, sizeof(LevelDuration), &xHigherPriorityTaskWoken);
if(sizeof(LevelDuration) != ret) instance->overrun = true;
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
}
static void subghz_cli_command_rx_text_callback(string_t text, void* context) {
SubGhzCliCommandRx* instance = context;
instance->packet_count++;
printf("%s", string_get_cstr(text));
}
void subghz_cli_command_rx(Cli* cli, string_t args, void* context) {
uint32_t frequency = 433920000;
if(string_size(args)) {
int ret = sscanf(string_get_cstr(args), "%lu", &frequency);
if(ret != 1) {
printf("sscanf returned %d, frequency: %lu\r\n", ret, frequency);
cli_print_usage("subghz_rx", "<Frequency in HZ>", string_get_cstr(args));
return;
}
if(!furi_hal_subghz_is_frequency_valid(frequency)) {
printf(
"Frequency must be in " SUBGHZ_FREQUENCY_RANGE_STR " range, not %lu\r\n",
frequency);
return;
}
}
// Allocate context and buffers
SubGhzCliCommandRx* instance = furi_alloc(sizeof(SubGhzCliCommandRx));
instance->stream = xStreamBufferCreate(sizeof(LevelDuration) * 1024, sizeof(LevelDuration));
furi_check(instance->stream);
SubGhzParser* parser = subghz_parser_alloc();
subghz_parser_load_keeloq_file(parser, "/ext/subghz/keeloq_mfcodes");
subghz_parser_load_nice_flor_s_file(parser, "/ext/subghz/nice_floor_s_rx");
subghz_parser_enable_dump_text(parser, subghz_cli_command_rx_text_callback, instance);
// Configure radio
furi_hal_subghz_reset();
furi_hal_subghz_load_preset(FuriHalSubGhzPresetOok650Async);
frequency = furi_hal_subghz_set_frequency_and_path(frequency);
hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
furi_hal_power_suppress_charge_enter();
// Prepare and start RX
furi_hal_subghz_start_async_rx(subghz_cli_command_rx_callback, instance);
// Wait for packets to arrive
printf("Listening at %lu. Press CTRL+C to stop\r\n", frequency);
LevelDuration level_duration;
while(!cli_cmd_interrupt_received(cli)) {
int ret =
xStreamBufferReceive(instance->stream, &level_duration, sizeof(LevelDuration), 10);
if(ret == sizeof(LevelDuration)) {
if(level_duration_is_reset(level_duration)) {
printf(".");
subghz_parser_reset(parser);
} else {
bool level = level_duration_get_level(level_duration);
uint32_t duration = level_duration_get_duration(level_duration);
subghz_parser_parse(parser, level, duration);
}
}
}
// Shutdown radio
furi_hal_subghz_stop_async_rx();
furi_hal_subghz_sleep();
furi_hal_power_suppress_charge_exit();
printf("\r\nPackets recieved %u\r\n", instance->packet_count);
// Cleanup
subghz_parser_free(parser);
vStreamBufferDelete(instance->stream);
free(instance);
}
void subghz_cli_command_print_usage() {
printf("Usage:\r\n");
printf("subghz_crypto <cmd> <args>\r\n");
printf("Cmd list:\r\n");
printf(
"\tkeeloq <plain_text_file> <encrypted_file> <IV:16 bytes in hex>\t - Encrypt keeloq manufacture keys\r\n");
}
void subghz_cli_command_encrypt_keeloq(Cli* cli, string_t args) {
uint8_t iv[16];
string_t source;
string_t destination;
string_init(source);
string_init(destination);
SubGhzKeystore* keystore = subghz_keystore_alloc();
do {
if(!args_read_string_and_trim(args, source)) {
subghz_cli_command_print_usage();
break;
}
if(!args_read_string_and_trim(args, destination)) {
subghz_cli_command_print_usage();
break;
}
if(!args_read_hex_bytes(args, iv, 16)) {
subghz_cli_command_print_usage();
break;
}
if(!subghz_keystore_load(keystore, string_get_cstr(source))) {
printf("Failed to load Keystore");
break;
}
if(!subghz_keystore_save(keystore, string_get_cstr(destination), iv)) {
printf("Failed to save Keystore");
break;
}
} while(false);
subghz_keystore_free(keystore);
string_clear(destination);
string_clear(source);
}
void subghz_cli_command(Cli* cli, string_t args, void* context) {
string_t cmd;
string_init(cmd);
do {
if(!args_read_string_and_trim(args, cmd)) {
subghz_cli_command_print_usage();
break;
}
if(string_cmp_str(cmd, "encrypt_keeloq") == 0) {
subghz_cli_command_encrypt_keeloq(cli, args);
break;
}
subghz_cli_command_print_usage();
} while(false);
string_clear(cmd);
}
void subghz_cli_init() {
Cli* cli = furi_record_open("cli");
cli_add_command(
cli, "subghz_tx_carrier", CliCommandFlagDefault, subghz_cli_command_tx_carrier, NULL);
cli_add_command(
cli, "subghz_rx_carrier", CliCommandFlagDefault, subghz_cli_command_rx_carrier, NULL);
cli_add_command(cli, "subghz_tx", CliCommandFlagDefault, subghz_cli_command_tx, NULL);
cli_add_command(cli, "subghz_rx", CliCommandFlagDefault, subghz_cli_command_rx, NULL);
cli_add_command(cli, "subghz", CliCommandFlagDefault, subghz_cli_command, NULL);
furi_record_close("cli");
}
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