int main(int argc, char** argv) { int opt; char path_file[PATH_FILE_MAX_LEN]; char date_time[DATE_TIME_MAX_LEN]; const char* rxpath = NULL; const char* txpath = NULL; int result; time_t rawtime; struct tm * timeinfo; long int file_pos; int exit_code = EXIT_SUCCESS; struct timeval t_end; float time_diff; unsigned int lna_gain=8, vga_gain=20, txvga_gain=0; int udpport = 8192; while( (opt = getopt(argc, argv, "wr:t:f:i:o:m:a:p:s:n:b:l:g:x:c:u:")) != EOF ) { result = HACKRF_SUCCESS; switch( opt ) { case 'w': receive_wav = true; break; case 'r': receive = true; rxpath = optarg; break; case 't': transmit = true; txpath = optarg; break; case 'f': automatic_tuning = true; result = parse_u64(optarg, &freq_hz); break; case 'i': if_freq = true; result = parse_u64(optarg, &if_freq_hz); break; case 'o': lo_freq = true; result = parse_u64(optarg, &lo_freq_hz); break; case 'm': image_reject = true; result = parse_u32(optarg, &image_reject_selection); break; case 'a': amp = true; result = parse_u32(optarg, &_enable); break; case 'p': antenna = true; result = parse_u32(optarg, &antenna_enable); break; case 'l': result = parse_u32(optarg, &lna_gain); break; case 'g': result = parse_u32(optarg, &vga_gain); break; case 'x': result = parse_u32(optarg, &txvga_gain); break; case 's': sample_rate = true; result = parse_u32(optarg, &sample_rate_hz); break; case 'n': limit_num_samples = true; result = parse_u64(optarg, &samples_to_xfer); bytes_to_xfer = samples_to_xfer * 2ull; break; case 'b': baseband_filter_bw = true; result = parse_u32(optarg, &baseband_filter_bw_hz); break; case 'c': transmit = true; signalsource = true; result = parse_u32(optarg, &litude); break; case 'u': udpport = atoi(optarg); break; default: printf("unknown argument '-%c %s'\n", opt, optarg); usage(); return EXIT_FAILURE; } if( result != HACKRF_SUCCESS ) { printf("argument error: '-%c %s' %s (%d)\n", opt, optarg, hackrf_error_name(result), result); return EXIT_FAILURE; } } if (samples_to_xfer >= SAMPLES_TO_XFER_MAX) { printf("argument error: num_samples must be less than %s/%sMio\n", u64toa(SAMPLES_TO_XFER_MAX,&ascii_u64_data1), u64toa((SAMPLES_TO_XFER_MAX/FREQ_ONE_MHZ),&ascii_u64_data2)); return EXIT_FAILURE; } if (if_freq || lo_freq || image_reject) { /* explicit tuning selected */ if (!if_freq) { printf("argument error: if_freq_hz must be specified for explicit tuning.\n"); return EXIT_FAILURE; } if (!image_reject) { printf("argument error: image_reject must be specified for explicit tuning.\n"); return EXIT_FAILURE; } if (!lo_freq && (image_reject_selection != RF_PATH_FILTER_BYPASS)) { printf("argument error: lo_freq_hz must be specified for explicit tuning unless image_reject is set to bypass.\n"); return EXIT_FAILURE; } if ((if_freq_hz > IF_MAX_HZ) || (if_freq_hz < IF_MIN_HZ)) { printf("argument error: if_freq_hz shall be between %s and %s.\n", u64toa(IF_MIN_HZ,&ascii_u64_data1), u64toa(IF_MAX_HZ,&ascii_u64_data2)); return EXIT_FAILURE; } if ((lo_freq_hz > LO_MAX_HZ) || (lo_freq_hz < LO_MIN_HZ)) { printf("argument error: lo_freq_hz shall be between %s and %s.\n", u64toa(LO_MIN_HZ,&ascii_u64_data1), u64toa(LO_MAX_HZ,&ascii_u64_data2)); return EXIT_FAILURE; } if (image_reject_selection > 2) { printf("argument error: image_reject must be 0, 1, or 2 .\n"); return EXIT_FAILURE; } if (automatic_tuning) { printf("warning: freq_hz ignored by explicit tuning selection.\n"); automatic_tuning = false; } switch (image_reject_selection) { case RF_PATH_FILTER_BYPASS: freq_hz = if_freq_hz; break; case RF_PATH_FILTER_LOW_PASS: freq_hz = abs(if_freq_hz - lo_freq_hz); break; case RF_PATH_FILTER_HIGH_PASS: freq_hz = if_freq_hz + lo_freq_hz; break; default: freq_hz = DEFAULT_FREQ_HZ; break; } printf("explicit tuning specified for %s Hz.\n", u64toa(freq_hz,&ascii_u64_data1)); } else if (automatic_tuning) { if( (freq_hz > FREQ_MAX_HZ) || (freq_hz < FREQ_MIN_HZ) ) { printf("argument error: freq_hz shall be between %s and %s.\n", u64toa(FREQ_MIN_HZ,&ascii_u64_data1), u64toa(FREQ_MAX_HZ,&ascii_u64_data2)); return EXIT_FAILURE; } } else { /* Use default freq */ freq_hz = DEFAULT_FREQ_HZ; automatic_tuning = true; } if( amp ) { if( amp_enable > 1 ) { printf("argument error: amp_enable shall be 0 or 1.\n"); return EXIT_FAILURE; } } if (antenna) { if (antenna_enable > 1) { printf("argument error: antenna_enable shall be 0 or 1.\n"); return EXIT_FAILURE; } } if( sample_rate == false ) { sample_rate_hz = DEFAULT_SAMPLE_RATE_HZ; } if( baseband_filter_bw ) { /* Compute nearest freq for bw filter */ baseband_filter_bw_hz = hackrf_compute_baseband_filter_bw(baseband_filter_bw_hz); }else { /* Compute default value depending on sample rate */ baseband_filter_bw_hz = hackrf_compute_baseband_filter_bw_round_down_lt(sample_rate_hz); } if (baseband_filter_bw_hz > BASEBAND_FILTER_BW_MAX) { printf("argument error: baseband_filter_bw_hz must be less or equal to %u Hz/%.03f MHz\n", BASEBAND_FILTER_BW_MAX, (float)(BASEBAND_FILTER_BW_MAX/FREQ_ONE_MHZ)); return EXIT_FAILURE; } if (baseband_filter_bw_hz < BASEBAND_FILTER_BW_MIN) { printf("argument error: baseband_filter_bw_hz must be greater or equal to %u Hz/%.03f MHz\n", BASEBAND_FILTER_BW_MIN, (float)(BASEBAND_FILTER_BW_MIN/FREQ_ONE_MHZ)); return EXIT_FAILURE; } if( receive ) { transceiver_mode = TRANSCEIVER_MODE_RX; } else if( transmit ) { transceiver_mode = TRANSCEIVER_MODE_TX; } if (signalsource) { transceiver_mode = TRANSCEIVER_MODE_SS; if (amplitude >127) { printf("argument error: amplitude shall be in between 0 and 128.\n"); return EXIT_FAILURE; } } if( receive_wav ) { time (&rawtime); timeinfo = localtime (&rawtime); transceiver_mode = TRANSCEIVER_MODE_RX; /* File format HackRF Year(2013), Month(11), Day(28), Hour Min Sec+Z, Freq kHz, IQ.wav */ strftime(date_time, DATE_TIME_MAX_LEN, "%Y%m%d_%H%M%S", timeinfo); snprintf(path_file, PATH_FILE_MAX_LEN, "HackRF_%sZ_%ukHz_IQ.wav", date_time, (uint32_t)(freq_hz/(1000ull)) ); rxpath = path_file; printf("Receive wav file: %s\n", rxpath); } // In signal source mode, the PATH argument is neglected. if (transceiver_mode != TRANSCEIVER_MODE_SS) { if( rxpath == NULL && txpath == NULL) { printf("specify a path to a file to transmit/receive\n"); return EXIT_FAILURE; } } result = hackrf_init(); if( result != HACKRF_SUCCESS ) { printf("hackrf_init() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } result = hackrf_open(&device); if( result != HACKRF_SUCCESS ) { printf("hackrf_open() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } if (transceiver_mode != TRANSCEIVER_MODE_SS) { if( rxpath != NULL ) { rxfd = fopen(rxpath, "wb"); if( rxfd == NULL ) { printf("Failed to open file: %s\n", rxpath); return EXIT_FAILURE; } /* Change fd buffer to have bigger one to store or read data on/to HDD */ setvbuf(rxfd , NULL , _IOFBF , FD_BUFFER_SIZE); } if( txpath != NULL ) { txfd = fopen(txpath, "rb"); if( txfd == NULL ) { printf("Failed to open file: %s\n", txpath); return EXIT_FAILURE; } /* Change fd buffer to have bigger one to store or read data on/to HDD */ setvbuf(txfd , NULL , _IOFBF , FD_BUFFER_SIZE); } } /* Write Wav header */ if( receive_wav ) { fwrite(&wave_file_hdr, 1, sizeof(t_wav_file_hdr), rxfd); } #ifdef _MSC_VER SetConsoleCtrlHandler( (PHANDLER_ROUTINE) sighandler, TRUE ); #else signal(SIGINT, &sigint_callback_handler); //signal(SIGILL, &sigint_callback_handler); //signal(SIGFPE, &sigint_callback_handler); //signal(SIGSEGV, &sigint_callback_handler); //signal(SIGTERM, &sigint_callback_handler); //signal(SIGABRT, &sigint_callback_handler); #endif printf("call hackrf_sample_rate_set(%u Hz/%.03f MHz)\n", sample_rate_hz,((float)sample_rate_hz/(float)FREQ_ONE_MHZ)); result = hackrf_set_sample_rate_manual(device, sample_rate_hz, 1); if( result != HACKRF_SUCCESS ) { printf("hackrf_sample_rate_set() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } printf("call hackrf_baseband_filter_bandwidth_set(%d Hz/%.03f MHz)\n", baseband_filter_bw_hz, ((float)baseband_filter_bw_hz/(float)FREQ_ONE_MHZ)); result = hackrf_set_baseband_filter_bandwidth(device, baseband_filter_bw_hz); if( result != HACKRF_SUCCESS ) { printf("hackrf_baseband_filter_bandwidth_set() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } result = hackrf_set_vga_gain(device, vga_gain); result |= hackrf_set_lna_gain(device, lna_gain); result |= hackrf_set_txvga_gain(device, txvga_gain); if (rxfd != NULL) { result |= hackrf_start_rx(device, rx_callback, NULL); } else { result |= hackrf_start_tx(device, tx_callback, NULL); } #if 0 if( transceiver_mode == TRANSCEIVER_MODE_RX ) { result |= hackrf_start_rx(device, rx_callback, NULL); } else { result |= hackrf_start_tx(device, tx_callback, NULL); } #endif if( result != HACKRF_SUCCESS ) { printf("hackrf_start_?x() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } if (automatic_tuning) { printf("call hackrf_set_freq(%s Hz/%.03f MHz)\n", u64toa(freq_hz, &ascii_u64_data1),((double)freq_hz/(double)FREQ_ONE_MHZ) ); result = hackrf_set_freq(device, freq_hz); if( result != HACKRF_SUCCESS ) { printf("hackrf_set_freq() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } } else { printf("call hackrf_set_freq_explicit() with %s Hz IF, %s Hz LO, %s\n", u64toa(if_freq_hz,&ascii_u64_data1), u64toa(lo_freq_hz,&ascii_u64_data2), hackrf_filter_path_name(image_reject_selection)); result = hackrf_set_freq_explicit(device, if_freq_hz, lo_freq_hz, image_reject_selection); if (result != HACKRF_SUCCESS) { printf("hackrf_set_freq_explicit() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } } if( amp ) { printf("call hackrf_set_amp_enable(%u)\n", amp_enable); result = hackrf_set_amp_enable(device, (uint8_t)amp_enable); if( result != HACKRF_SUCCESS ) { printf("hackrf_set_amp_enable() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } } if (antenna) { printf("call hackrf_set_antenna_enable(%u)\n", antenna_enable); result = hackrf_set_antenna_enable(device, (uint8_t)antenna_enable); if (result != HACKRF_SUCCESS) { printf("hackrf_set_antenna_enable() failed: %s (%d)\n", hackrf_error_name(result), result); return EXIT_FAILURE; } } if( limit_num_samples ) { printf("samples_to_xfer %s/%sMio\n", u64toa(samples_to_xfer,&ascii_u64_data1), u64toa((samples_to_xfer/FREQ_ONE_MHZ),&ascii_u64_data2) ); } gettimeofday(&t_start, NULL); gettimeofday(&time_start, NULL); printf("Stop with Ctrl-C\n"); while( /*(hackrf_is_streaming(device) == HACKRF_TRUE) && */ (request_exit == false) ) { #if 0 uint32_t byte_count_now; struct timeval time_now; float time_difference, rate; sleep(1); gettimeofday(&time_now, NULL); byte_count_now = byte_count; byte_count = 0; time_difference = TimevalDiff(&time_now, &time_start); rate = (float)byte_count_now / time_difference; printf("%4.1f MiB / %5.3f sec = %4.1f MiB/second\n", (byte_count_now / 1e6f), time_difference, (rate / 1e6f) ); time_start = time_now; if (byte_count_now == 0) { exit_code = EXIT_FAILURE; printf("\nCouldn't transfer any bytes for one second.\n"); break; } #endif printf("hackrf_is%s_streaming\n", hackrf_is_streaming(device)==HACKRF_TRUE ? "":"_not"); usbsoftrock(udpport); } result = hackrf_is_streaming(device); if (request_exit) { printf("\nUser cancel, exiting...\n"); } else { printf("\nExiting... hackrf_is_streaming() result: %s (%d)\n", hackrf_error_name(result), result); } do_exit = true; gettimeofday(&t_end, NULL); time_diff = TimevalDiff(&t_end, &t_start); printf("Total time: %5.5f s\n", time_diff); if(device != NULL) { if( receive ) { result = hackrf_stop_rx(device); if( result != HACKRF_SUCCESS ) { printf("hackrf_stop_rx() failed: %s (%d)\n", hackrf_error_name(result), result); }else { printf("hackrf_stop_rx() done\n"); } } if( transmit ) { result = hackrf_stop_tx(device); if( result != HACKRF_SUCCESS ) { printf("hackrf_stop_tx() failed: %s (%d)\n", hackrf_error_name(result), result); }else { printf("hackrf_stop_tx() done\n"); } } result = hackrf_close(device); if( result != HACKRF_SUCCESS ) { printf("hackrf_close() failed: %s (%d)\n", hackrf_error_name(result), result); }else { printf("hackrf_close() done\n"); } hackrf_exit(); printf("hackrf_exit() done\n"); } if(rxfd != NULL) { if( receive_wav ) { /* Get size of file */ file_pos = ftell(rxfd); /* Update Wav Header */ wave_file_hdr.hdr.size = file_pos+8; wave_file_hdr.fmt_chunk.dwSamplesPerSec = sample_rate_hz; wave_file_hdr.fmt_chunk.dwAvgBytesPerSec = wave_file_hdr.fmt_chunk.dwSamplesPerSec*2; wave_file_hdr.data_chunk.chunkSize = file_pos - sizeof(t_wav_file_hdr); /* Overwrite header with updated data */ rewind(rxfd); fwrite(&wave_file_hdr, 1, sizeof(t_wav_file_hdr), rxfd); } fclose(rxfd); rxfd = NULL; printf("fclose(rxfd) done\n"); } printf("exit\n"); return exit_code; }
HackRFSource::HackRFSource(std::string args, uint32_t sampleRate, uint32_t sampleCount, double startFrequency, double stopFrequency) : SignalSource(sampleRate, sampleCount, startFrequency, stopFrequency, 0.75, 0.0), m_dev(nullptr), m_streamingState(Illegal), m_nextValidStreamTime{0, 0}, m_retuneTime(0.0100), m_dropPacketCount(0), // ceil(sampleRate * m_retuneTime / 131072)), m_scanStartCount(101), m_centerFrequency(1e12), m_didRetune(false) { int status; status = hackrf_init(); HANDLE_ERROR("hackrf_init() failed: %%s\n"); status = hackrf_open( &this->m_dev ); HANDLE_ERROR("Failed to open HackRF device: %%s\n"); uint8_t board_id; status = hackrf_board_id_read( this->m_dev, &board_id ); HANDLE_ERROR("Failed to get HackRF board id: %%s\n"); char version[128]; memset(version, 0, sizeof(version)); status = hackrf_version_string_read( this->m_dev, version, sizeof(version)); HANDLE_ERROR("Failed to read version string: %%s\n"); this->set_sample_rate(sampleRate); uint32_t bandWidth = hackrf_compute_baseband_filter_bw(uint32_t(0.75 * sampleRate)); status = hackrf_set_baseband_filter_bandwidth( this->m_dev, bandWidth ); HANDLE_ERROR("hackrf_set_baseband_filter_bandwidth %u: %%s", bandWidth ); /* range 0-40 step 8d, IF gain in osmosdr */ hackrf_set_lna_gain(this->m_dev, 24); /* range 0-62 step 2db, BB gain in osmosdr */ hackrf_set_vga_gain(this->m_dev, 28); /* Disable AMP gain stage by default. */ hackrf_set_amp_enable(this->m_dev, 0); status = hackrf_set_antenna_enable(this->m_dev, 0); if (args.find("bias")) { /* antenna port power control */ status = hackrf_set_antenna_enable(this->m_dev, 1); HANDLE_ERROR("Failed to enable antenna DC bias: %%s\n"); } double startFrequency1 = this->GetStartFrequency(); this->Retune(startFrequency1); double stopFrequency1 = this->GetStopFrequency(); // This was my firmware sweep implementation. But Michael Ossmann has provided // new firmware API that sweeps much faster. #if 0 status = hackrf_set_scan_parameters(this->m_dev, uint64_t(startFrequency1), uint64_t(stopFrequency1), uint32_t(0.75 * sampleRate)); printf("Setting scan parameters: [%lu %lu %u]\n", uint64_t(startFrequency1), uint64_t(stopFrequency1), uint32_t(0.75 * sampleRate)); HANDLE_ERROR("Failed to set scan parameters: %%s\n"); #endif // Store scan parameters to use later. this->m_scanStartFrequency = uint16_t(startFrequency/1e6); this->m_scanStopFrequency = uint16_t(stopFrequency/1e6); this->m_scanNumBytes = sampleCount*2; this->m_scanStepWidth = 0.75 * sampleRate; this->m_scanOffset = this->m_scanStepWidth/2.0; }
char * interpret(char *str) { char **s, **sp; char sep[3]; int result; unsigned int gain; sep[0] = ' '; sep[1] = '\n'; sep[2] = 0; s = split(sep, str); sp = s; //printf("search: '%s'\n", *sp); if (!strcmp(*sp, "set")) { sp++; if (!strcmp(*sp, "freq")) { double newfreq; sp++; printf("set freq %s\n", *sp); strncpy(saved_freq, *sp, 32); newfreq = atof(*sp); newfreq *= 1000000; if( (newfreq > FREQ_MAX_HZ) || (newfreq < FREQ_MIN_HZ) ) { printf("argument error: freq shall be between %lld and %lld.\n", FREQ_MIN_HZ, FREQ_MAX_HZ); return("error"); } printf("call hackrf_set_freq(%f Hz/%.03f MHz)\n", newfreq,((double)newfreq/(double)FREQ_ONE_MHZ) ); result = hackrf_set_freq(device, newfreq); if( result != HACKRF_SUCCESS ) { printf("hackrf_set_freq() failed: %s (%d)\n", hackrf_error_name(result), result); return("hackrf error"); } return("ok"); } else if (!strcmp(*sp, "ptt")) { sp++; /* set PTT */ printf("set ptt %s\n", *sp); if (!strcmp(*sp, "on")) { result = hackrf_stop_rx(device); printf("hackrf_stop_rx = %s\n", (result == HACKRF_SUCCESS?"ok":"error")); result = hackrf_stop_tx(device); do_exit = 0; result |= hackrf_start_tx(device, tx_callback, NULL); } else { /* everything else is off */ result = hackrf_stop_tx(device); printf("hackrf_stop_tx = %s\n", (result == HACKRF_SUCCESS?"ok":"error")); result = hackrf_stop_rx(device); do_exit = 0; result |= hackrf_start_rx(device, rx_callback, NULL); } printf("set ptt %s = %s\n", *sp, (result == HACKRF_SUCCESS?"ok":"error")); return(result == HACKRF_SUCCESS?"ok":"error"); } else if (!strcmp(*sp, "preamp")) { sp++; result = parse_u32(*sp, &gain); result = hackrf_set_amp_enable(device, (uint8_t)gain); return(result == HACKRF_SUCCESS?"ok":"error"); } else if (!strcmp(*sp, "lna_gain")) { sp++; result = parse_u32(*sp, &gain); result |= hackrf_set_lna_gain(device, gain); return(result == HACKRF_SUCCESS?"ok":"error"); } else if (!strcmp(*sp, "vga_gain")) { sp++; result = parse_u32(*sp, &gain); result |= hackrf_set_vga_gain(device, gain); return(result == HACKRF_SUCCESS?"ok":"error"); } else if (!strcmp(*sp, "txvga_gain")) { sp++; result = parse_u32(*sp, &gain); result |= hackrf_set_txvga_gain(device, gain); return(result == HACKRF_SUCCESS?"ok":"error"); } else if (!strcmp(*sp, "bbfilter")) { sp++; result = parse_u32(*sp, &gain); gain = hackrf_compute_baseband_filter_bw(gain); //if (baseband_filter_bw_hz > BASEBAND_FILTER_BW_MAX) { //if (baseband_filter_bw_hz < BASEBAND_FILTER_BW_MIN) { printf("call hackrf_baseband_filter_bandwidth_set(%d Hz/%.03f MHz)\n", gain, ((float)gain/(float)FREQ_ONE_MHZ)); result |= hackrf_set_baseband_filter_bandwidth(device, gain); return(result == HACKRF_SUCCESS?"ok":"error"); } return("error"); } else if (!strcmp(*sp, "get")) { sp++; if (!strcmp(*sp, "freq")) { printf("getfreq %s\n", saved_freq); return(saved_freq); } return("error"); } else if (!strcmp(*sp, "quit")) { request_exit = true; return("ok"); } return("error"); }
int main(int argc, char** argv) { int opt; char path_file[PATH_FILE_MAX_LEN]; char date_time[DATE_TIME_MAX_LEN]; const char* path = NULL; int result; time_t rawtime; struct tm * timeinfo; long int file_pos; int exit_code = EXIT_SUCCESS; struct timeval t_end; float time_diff; unsigned int lna_gain=8, vga_gain=20, txvga_gain=0; while( (opt = getopt(argc, argv, "wr:t:f:a:s:n:b:l:i:x:")) != EOF ) { result = HACKRF_SUCCESS; switch( opt ) { case 'w': receive_wav = true; break; case 'r': receive = true; path = optarg; break; case 't': transmit = true; path = optarg; break; case 'f': freq = true; result = parse_u64(optarg, &freq_hz); break; case 'a': amp = true; result = parse_u32(optarg, &_enable); break; case 'l': result = parse_u32(optarg, &lna_gain); break; case 'i': result = parse_u32(optarg, &vga_gain); break; case 'x': result = parse_u32(optarg, &txvga_gain); break; case 's': sample_rate = true; result = parse_u32(optarg, &sample_rate_hz); break; case 'n': limit_num_samples = true; result = parse_u64(optarg, &samples_to_xfer); bytes_to_xfer = samples_to_xfer * 2ull; break; case 'b': baseband_filter_bw = true; result = parse_u32(optarg, &baseband_filter_bw_hz); break; default: printf("unknown argument '-%c %s'\n", opt, optarg); usage(); return EXIT_FAILURE; } if( result != HACKRF_SUCCESS ) { printf("argument error: '-%c %s' %s (%d)\n", opt, optarg, hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } } if (samples_to_xfer >= SAMPLES_TO_XFER_MAX) { printf("argument error: num_samples must be less than %llu/%lluMio\n", SAMPLES_TO_XFER_MAX, SAMPLES_TO_XFER_MAX/FREQ_ONE_MHZ); usage(); return EXIT_FAILURE; } if( freq ) { if( (freq_hz >= FREQ_MAX_HZ) || (freq_hz < FREQ_MIN_HZ) ) { printf("argument error: set_freq_hz shall be between [%llu, %llu[.\n", FREQ_MIN_HZ, FREQ_MAX_HZ); usage(); return EXIT_FAILURE; } }else { /* Use default freq */ freq_hz = DEFAULT_FREQ_HZ; } if( amp ) { if( amp_enable > 1 ) { printf("argument error: set_amp shall be 0 or 1.\n"); usage(); return EXIT_FAILURE; } } if( sample_rate == false ) { sample_rate_hz = DEFAULT_SAMPLE_RATE_HZ; } if( baseband_filter_bw ) { /* Compute nearest freq for bw filter */ baseband_filter_bw_hz = hackrf_compute_baseband_filter_bw(baseband_filter_bw_hz); }else { /* Compute default value depending on sample rate */ baseband_filter_bw_hz = hackrf_compute_baseband_filter_bw_round_down_lt(sample_rate_hz); } if (baseband_filter_bw_hz > BASEBAND_FILTER_BW_MAX) { printf("argument error: baseband_filter_bw_hz must be less or equal to %u Hz/%.03f MHz\n", BASEBAND_FILTER_BW_MAX, (float)(BASEBAND_FILTER_BW_MAX/FREQ_ONE_MHZ)); usage(); return EXIT_FAILURE; } if (baseband_filter_bw_hz < BASEBAND_FILTER_BW_MIN) { printf("argument error: baseband_filter_bw_hz must be greater or equal to %u Hz/%.03f MHz\n", BASEBAND_FILTER_BW_MIN, (float)(BASEBAND_FILTER_BW_MIN/FREQ_ONE_MHZ)); usage(); return EXIT_FAILURE; } if( (transmit == false) && (receive == receive_wav) ) { printf("receive -r and receive_wav -w options are mutually exclusive\n"); usage(); return EXIT_FAILURE; } if( receive_wav == false ) { if( transmit == receive ) { if( transmit == true ) { printf("receive -r and transmit -t options are mutually exclusive\n"); } else { printf("specify either transmit -t or receive -r or receive_wav -w option\n"); } usage(); return EXIT_FAILURE; } } if( receive ) { transceiver_mode = TRANSCEIVER_MODE_RX; } if( transmit ) { transceiver_mode = TRANSCEIVER_MODE_TX; } if( receive_wav ) { time (&rawtime); timeinfo = localtime (&rawtime); transceiver_mode = TRANSCEIVER_MODE_RX; /* File format HackRF Year(2013), Month(11), Day(28), Hour Min Sec+Z, Freq kHz, IQ.wav */ strftime(date_time, DATE_TIME_MAX_LEN, "%Y%m%d_%H%M%S", timeinfo); snprintf(path_file, PATH_FILE_MAX_LEN, "HackRF_%sZ_%ukHz_IQ.wav", date_time, (uint32_t)(freq_hz/(1000ull)) ); path = path_file; printf("Receive wav file: %s\n", path); } if( path == NULL ) { printf("specify a path to a file to transmit/receive\n"); usage(); return EXIT_FAILURE; } result = hackrf_init(); if( result != HACKRF_SUCCESS ) { printf("hackrf_init() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } result = hackrf_open(&device); if( result != HACKRF_SUCCESS ) { printf("hackrf_open() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } if( transceiver_mode == TRANSCEIVER_MODE_RX ) { fd = fopen(path, "wb"); } else { fd = fopen(path, "rb"); } if( fd == NULL ) { printf("Failed to open file: %s\n", path); return EXIT_FAILURE; } /* Change fd buffer to have bigger one to store or read data on/to HDD */ result = setvbuf(fd , NULL , _IOFBF , FD_BUFFER_SIZE); if( result != 0 ) { printf("setvbuf() failed: %d\n", result); usage(); return EXIT_FAILURE; } /* Write Wav header */ if( receive_wav ) { fwrite(&wave_file_hdr, 1, sizeof(t_wav_file_hdr), fd); } #ifdef _MSC_VER SetConsoleCtrlHandler( (PHANDLER_ROUTINE) sighandler, TRUE ); #else signal(SIGINT, &sigint_callback_handler); signal(SIGILL, &sigint_callback_handler); signal(SIGFPE, &sigint_callback_handler); signal(SIGSEGV, &sigint_callback_handler); signal(SIGTERM, &sigint_callback_handler); signal(SIGABRT, &sigint_callback_handler); #endif printf("call hackrf_sample_rate_set(%u Hz/%.03f MHz)\n", sample_rate_hz,((float)sample_rate_hz/(float)FREQ_ONE_MHZ)); result = hackrf_sample_rate_set(device, sample_rate_hz); if( result != HACKRF_SUCCESS ) { printf("hackrf_sample_rate_set() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } printf("call hackrf_baseband_filter_bandwidth_set(%d Hz/%.03f MHz)\n", baseband_filter_bw_hz, ((float)baseband_filter_bw_hz/(float)FREQ_ONE_MHZ)); result = hackrf_baseband_filter_bandwidth_set(device, baseband_filter_bw_hz); if( result != HACKRF_SUCCESS ) { printf("hackrf_baseband_filter_bandwidth_set() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } if( transceiver_mode == TRANSCEIVER_MODE_RX ) { result = hackrf_set_vga_gain(device, vga_gain); result |= hackrf_set_lna_gain(device, lna_gain); result |= hackrf_start_rx(device, rx_callback, NULL); } else { result = hackrf_set_txvga_gain(device, txvga_gain); result |= hackrf_start_tx(device, tx_callback, NULL); } if( result != HACKRF_SUCCESS ) { printf("hackrf_start_?x() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } printf("call hackrf_set_freq(%llu Hz/%.03f MHz)\n", freq_hz, ((float)freq_hz/(float)FREQ_ONE_MHZ) ); result = hackrf_set_freq(device, freq_hz); if( result != HACKRF_SUCCESS ) { printf("hackrf_set_freq() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } if( amp ) { printf("call hackrf_set_amp_enable(%u)\n", amp_enable); result = hackrf_set_amp_enable(device, (uint8_t)amp_enable); if( result != HACKRF_SUCCESS ) { printf("hackrf_set_amp_enable() failed: %s (%d)\n", hackrf_error_name(result), result); usage(); return EXIT_FAILURE; } } if( limit_num_samples ) { printf("samples_to_xfer %llu/%lluMio\n", samples_to_xfer, (samples_to_xfer/FREQ_ONE_MHZ) ); } gettimeofday(&t_start, NULL); gettimeofday(&time_start, NULL); printf("Stop with Ctrl-C\n"); while( (hackrf_is_streaming(device) == HACKRF_TRUE) && (do_exit == false) ) { uint32_t byte_count_now; struct timeval time_now; float time_difference, rate; sleep(1); gettimeofday(&time_now, NULL); byte_count_now = byte_count; byte_count = 0; time_difference = TimevalDiff(&time_now, &time_start); rate = (float)byte_count_now / time_difference; printf("%4.1f MiB / %5.3f sec = %4.1f MiB/second\n", (byte_count_now / 1e6f), time_difference, (rate / 1e6f) ); time_start = time_now; if (byte_count_now == 0) { exit_code = EXIT_FAILURE; printf("\nCouldn't transfer any bytes for one second.\n"); break; } } result = hackrf_is_streaming(device); if (do_exit) { printf("\nUser cancel, exiting...\n"); } else { printf("\nExiting... hackrf_is_streaming() result: %s (%d)\n", hackrf_error_name(result), result); } gettimeofday(&t_end, NULL); time_diff = TimevalDiff(&t_end, &t_start); printf("Total time: %5.5f s\n", time_diff); if(device != NULL) { if( receive ) { result = hackrf_stop_rx(device); if( result != HACKRF_SUCCESS ) { printf("hackrf_stop_rx() failed: %s (%d)\n", hackrf_error_name(result), result); }else { printf("hackrf_stop_rx() done\n"); } } if( transmit ) { result = hackrf_stop_tx(device); if( result != HACKRF_SUCCESS ) { printf("hackrf_stop_tx() failed: %s (%d)\n", hackrf_error_name(result), result); }else { printf("hackrf_stop_tx() done\n"); } } result = hackrf_close(device); if( result != HACKRF_SUCCESS ) { printf("hackrf_close() failed: %s (%d)\n", hackrf_error_name(result), result); }else { printf("hackrf_close() done\n"); } hackrf_exit(); printf("hackrf_exit() done\n"); } if(fd != NULL) { if( receive_wav ) { /* Get size of file */ file_pos = ftell(fd); /* Update Wav Header */ wave_file_hdr.hdr.size = file_pos+8; wave_file_hdr.fmt_chunk.dwSamplesPerSec = sample_rate_hz; wave_file_hdr.fmt_chunk.dwAvgBytesPerSec = wave_file_hdr.fmt_chunk.dwSamplesPerSec*2; wave_file_hdr.data_chunk.chunkSize = file_pos - sizeof(t_wav_file_hdr); /* Overwrite header with updated data */ rewind(fd); fwrite(&wave_file_hdr, 1, sizeof(t_wav_file_hdr), fd); } fclose(fd); fd = NULL; printf("fclose(fd) done\n"); } printf("exit\n"); return exit_code; }