flipperzero-firmware/applications/ibutton/ibutton-cli.cpp

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#include <furi.h>
#include <api-hal.h>
#include <stdarg.h>
#include <cli/cli.h>
#include <args.h>
#include "helpers/key-info.h"
#include "helpers/key-worker.h"
#include <memory>
void ibutton_cli(Cli* cli, string_t args, void* context);
// app cli function
extern "C" void ibutton_cli_init() {
Cli* cli = static_cast<Cli*>(furi_record_open("cli"));
cli_add_command(cli, "tm", ibutton_cli, cli);
furi_record_close("cli");
}
void ibutton_cli_print_usage() {
printf("Usage:\r\n");
printf("tm read\r\n");
printf("tm <write | emulate> <key_type> <key_data>\r\n");
printf("\t<key_type> choose from:\r\n");
printf("\tDallas (8 bytes key_data)\r\n");
printf("\tCyfral (2 bytes key_data)\r\n");
printf("\tMetakom (4 bytes key_data)\r\n");
printf("\t<key_data> are hex-formatted\r\n");
};
bool ibutton_cli_get_key_type(string_t data, iButtonKeyType* type) {
bool result = false;
if(string_cmp_str(data, "Dallas") == 0 || string_cmp_str(data, "dallas") == 0) {
result = true;
*type = iButtonKeyType::KeyDallas;
} else if(string_cmp_str(data, "Cyfral") == 0 || string_cmp_str(data, "cyfral") == 0) {
result = true;
*type = iButtonKeyType::KeyCyfral;
} else if(string_cmp_str(data, "Metakom") == 0 || string_cmp_str(data, "metakom") == 0) {
result = true;
*type = iButtonKeyType::KeyMetakom;
}
return result;
}
void ibutton_cli_print_key_data(iButtonKey* key) {
uint8_t* key_data = key->get_data();
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
printf(
"Dallas %02X%02X%02X%02X%02X%02X%02X%02X\r\n",
key_data[0],
key_data[1],
key_data[2],
key_data[3],
key_data[4],
key_data[5],
key_data[6],
key_data[7]);
break;
case iButtonKeyType::KeyCyfral:
printf("Cyfral %02X%02X\r\n", key_data[0], key_data[1]);
break;
case iButtonKeyType::KeyMetakom:
printf("Metakom %02X%02X%02X%02X\r\n", key_data[0], key_data[1], key_data[2], key_data[3]);
break;
}
}
void ibutton_cli_read(Cli* cli) {
iButtonKey key;
std::unique_ptr<KeyWorker> worker(new KeyWorker(&ibutton_gpio));
bool exit = false;
worker->start_read();
printf("Reading iButton...\r\nPress Ctrl+C to abort\r\n");
while(!exit) {
exit = cli_cmd_interrupt_received(cli);
switch(worker->read(&key)) {
case KeyReader::Error::EMPTY:
break;
case KeyReader::Error::CRC_ERROR:
ibutton_cli_print_key_data(&key);
printf("Warning: invalid CRC\r\n");
exit = true;
break;
case KeyReader::Error::OK:
ibutton_cli_print_key_data(&key);
exit = true;
break;
case KeyReader::Error::NOT_ARE_KEY:
ibutton_cli_print_key_data(&key);
printf("Warning: not a key\r\n");
exit = true;
break;
}
delay(100);
}
worker->stop_read();
};
void ibutton_cli_write(Cli* cli, string_t args) {
iButtonKey key;
iButtonKeyType type;
std::unique_ptr<KeyWorker> worker(new KeyWorker(&ibutton_gpio));
bool exit = false;
string_t data;
string_init(data);
if(!args_read_string_and_trim(args, data)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
if(!ibutton_cli_get_key_type(data, &type)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
key.set_type(type);
if(!args_read_hex_bytes(args, key.get_data(), key.get_type_data_size())) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
printf("Writing key ");
ibutton_cli_print_key_data(&key);
printf("Press Ctrl+C to abort\r\n");
worker->start_write();
while(!exit) {
exit = cli_cmd_interrupt_received(cli);
KeyWriter::Error result = worker->write(&key);
switch(result) {
case KeyWriter::Error::SAME_KEY:
case KeyWriter::Error::OK:
printf("Write success\r\n");
exit = true;
break;
case KeyWriter::Error::NO_DETECT:
break;
case KeyWriter::Error::CANNOT_WRITE:
printf("Write fail\r\n");
exit = true;
break;
}
};
worker->stop_write();
string_clear(data);
};
void ibutton_cli_emulate(Cli* cli, string_t args) {
iButtonKey key;
iButtonKeyType type;
std::unique_ptr<KeyWorker> worker(new KeyWorker(&ibutton_gpio));
bool exit = false;
string_t data;
string_init(data);
if(!args_read_string_and_trim(args, data)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
if(!ibutton_cli_get_key_type(data, &type)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
key.set_type(type);
if(!args_read_hex_bytes(args, key.get_data(), key.get_type_data_size())) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
printf("Emulating key ");
ibutton_cli_print_key_data(&key);
printf("Press Ctrl+C to abort\r\n");
worker->start_emulate(&key);
while(!exit) {
exit = cli_cmd_interrupt_received(cli);
};
worker->stop_emulate();
string_clear(data);
};
void ibutton_cli(Cli* cli, string_t args, void* context) {
string_t cmd;
string_init(cmd);
if(!args_read_string_and_trim(args, cmd)) {
string_clear(cmd);
ibutton_cli_print_usage();
return;
}
if(string_cmp_str(cmd, "read") == 0) {
ibutton_cli_read(cli);
} else if(string_cmp_str(cmd, "write") == 0) {
ibutton_cli_write(cli, args);
} else if(string_cmp_str(cmd, "emulate") == 0) {
ibutton_cli_emulate(cli, args);
} else {
ibutton_cli_print_usage();
}
string_clear(cmd);
}