#include <furi.h> #include <furi_hal.h> #include <cli/cli.h> #include <lib/toolbox/args.h> #include <lib/nfc/nfc_types.h> #include <lib/nfc/nfc_device.h> static void nfc_cli_print_usage() { printf("Usage:\r\n"); printf("nfc <cmd>\r\n"); printf("Cmd list:\r\n"); printf("\tdetect\t - detect nfc device\r\n"); printf("\temulate\t - emulate predefined nfca card\r\n"); if(furi_hal_rtc_is_flag_set(FuriHalRtcFlagDebug)) { printf("\tfield\t - turn field on\r\n"); } } static void nfc_cli_detect(Cli* cli, FuriString* args) { UNUSED(args); // Check if nfc worker is not busy if(furi_hal_nfc_is_busy()) { printf("Nfc is busy\r\n"); return; } FuriHalNfcDevData dev_data = {}; bool cmd_exit = false; furi_hal_nfc_exit_sleep(); printf("Detecting nfc...\r\nPress Ctrl+C to abort\r\n"); while(!cmd_exit) { cmd_exit |= cli_cmd_interrupt_received(cli); if(furi_hal_nfc_detect(&dev_data, 400)) { printf("found: %s ", nfc_get_dev_type(dev_data.type)); printf("UID length: %d, UID:", dev_data.uid_len); for(size_t i = 0; i < dev_data.uid_len; i++) { printf("%02X", dev_data.uid[i]); } printf("\r\n"); break; } furi_hal_nfc_sleep(); furi_delay_ms(50); } furi_hal_nfc_sleep(); } static void nfc_cli_emulate(Cli* cli, FuriString* args) { UNUSED(args); // Check if nfc worker is not busy if(furi_hal_nfc_is_busy()) { printf("Nfc is busy\r\n"); return; } furi_hal_nfc_exit_sleep(); printf("Emulating NFC-A Type: T2T UID: 36 9C E7 B1 0A C1 34 SAK: 00 ATQA: 00/44\r\n"); printf("Press Ctrl+C to abort\r\n"); FuriHalNfcDevData params = { .uid = {0x36, 0x9C, 0xe7, 0xb1, 0x0A, 0xC1, 0x34}, .uid_len = 7, .atqa = {0x44, 0x00}, .sak = 0x00, .type = FuriHalNfcTypeA, }; while(!cli_cmd_interrupt_received(cli)) { if(furi_hal_nfc_listen(params.uid, params.uid_len, params.atqa, params.sak, false, 100)) { printf("Reader detected\r\n"); furi_hal_nfc_sleep(); } furi_delay_ms(50); } furi_hal_nfc_sleep(); } static void nfc_cli_field(Cli* cli, FuriString* args) { UNUSED(args); // Check if nfc worker is not busy if(furi_hal_nfc_is_busy()) { printf("Nfc is busy\r\n"); return; } furi_hal_nfc_exit_sleep(); furi_hal_nfc_field_on(); printf("Field is on. Don't leave device in this mode for too long.\r\n"); printf("Press Ctrl+C to abort\r\n"); while(!cli_cmd_interrupt_received(cli)) { furi_delay_ms(50); } furi_hal_nfc_field_off(); furi_hal_nfc_sleep(); } static void nfc_cli(Cli* cli, FuriString* args, void* context) { UNUSED(context); FuriString* cmd; cmd = furi_string_alloc(); do { if(!args_read_string_and_trim(args, cmd)) { nfc_cli_print_usage(); break; } if(furi_string_cmp_str(cmd, "detect") == 0) { nfc_cli_detect(cli, args); break; } if(furi_string_cmp_str(cmd, "emulate") == 0) { nfc_cli_emulate(cli, args); break; } if(furi_hal_rtc_is_flag_set(FuriHalRtcFlagDebug)) { if(furi_string_cmp_str(cmd, "field") == 0) { nfc_cli_field(cli, args); break; } } nfc_cli_print_usage(); } while(false); furi_string_free(cmd); } void nfc_on_system_start() { #ifdef SRV_CLI Cli* cli = furi_record_open(RECORD_CLI); cli_add_command(cli, "nfc", CliCommandFlagDefault, nfc_cli, NULL); furi_record_close(RECORD_CLI); #else UNUSED(nfc_cli); #endif }