コード例 #1
0
ファイル: main.c プロジェクト: JackieXie168/iperf
int
main(int argc, char **argv)
{
    struct iperf_test *test;

    // XXX: Setting the process affinity requires root on most systems.
    //      Is this a feature we really need?
#ifdef TEST_PROC_AFFINITY
    /* didnt seem to work.... */
    /*
     * increasing the priority of the process to minimise packet generation
     * delay
     */
    int rc = setpriority(PRIO_PROCESS, 0, -15);

    if (rc < 0) {
        perror("setpriority:");
        fprintf(stderr, "setting priority to valid level\n");
        rc = setpriority(PRIO_PROCESS, 0, 0);
    }
    
    /* setting the affinity of the process  */
    cpu_set_t cpu_set;
    int affinity = -1;
    int ncores = 1;

    sched_getaffinity(0, sizeof(cpu_set_t), &cpu_set);
    if (errno)
        perror("couldn't get affinity:");

    if ((ncores = sysconf(_SC_NPROCESSORS_CONF)) <= 0)
        err("sysconf: couldn't get _SC_NPROCESSORS_CONF");

    CPU_ZERO(&cpu_set);
    CPU_SET(affinity, &cpu_set);
    if (sched_setaffinity(0, sizeof(cpu_set_t), &cpu_set) != 0)
        err("couldn't change CPU affinity");
#endif

    test = iperf_new_test();
    if (!test)
        iperf_errexit(NULL, "create new test error - %s", iperf_strerror(i_errno));
    iperf_defaults(test);	/* sets defaults */

    if (iperf_parse_arguments(test, argc, argv) < 0) {
        iperf_err(test, "parameter error - %s", iperf_strerror(i_errno));
        fprintf(stderr, "\n");
        usage_long();
        exit(1);
    }

    if (run(test) < 0)
        iperf_errexit(test, "error - %s", iperf_strerror(i_errno));

    iperf_free_test(test);

    return 0;
}
コード例 #2
0
ファイル: main.c プロジェクト: xl0/iperf3
int
main(int argc, char **argv)
{
    struct iperf_test *test;

    // XXX: Setting the process affinity requires root on most systems.
    //      Is this a feature we really need?
#ifdef TEST_PROC_AFFINITY
    /* didnt seem to work.... */
    /*
     * increasing the priority of the process to minimise packet generation
     * delay
     */
    int rc = setpriority(PRIO_PROCESS, 0, -15);

    if (rc < 0) {
        perror("setpriority:");
        printf("setting priority to valid level\n");
        rc = setpriority(PRIO_PROCESS, 0, 0);
    }

    /* setting the affinity of the process  */
    cpu_set_t cpu_set;
    int affinity = -1;
    int ncores = 1;

    sched_getaffinity(0, sizeof(cpu_set_t), &cpu_set);
    if (errno)
        perror("couldn't get affinity:");

    if ((ncores = sysconf(_SC_NPROCESSORS_CONF)) <= 0)
        err("sysconf: couldn't get _SC_NPROCESSORS_CONF");

    CPU_ZERO(&cpu_set);
    CPU_SET(affinity, &cpu_set);
    if (sched_setaffinity(0, sizeof(cpu_set_t), &cpu_set) != 0)
        err("couldn't change CPU affinity");
#endif

    test = iperf_new_test();
    if (!test) {
        iperf_error("create new test error");
        exit(1);
    }
    iperf_defaults(test);	/* sets defaults */

    // XXX: Check signal for errors?
    signal(SIGINT, sig_handler);
    if (setjmp(env)) {
        if (test->ctrl_sck >= 0) {
            test->state = (test->role == 'c') ? CLIENT_TERMINATE : SERVER_TERMINATE;
            if (Nwrite(test->ctrl_sck, &test->state, sizeof(char), Ptcp) < 0) {
                i_errno = IESENDMESSAGE;
                return (-1);
            }
        }
        exit(1);
    }

    if (iperf_parse_arguments(test, argc, argv) < 0) {
        iperf_error("parameter error");
        fprintf(stderr, "\n");
        usage_long();
        exit(1);
    }

    if (iperf_run(test) < 0) {
        iperf_error("error");
        exit(1);
    }

    iperf_free_test(test);

    printf("\niperf Done.\n");

    return (0);
}
コード例 #3
0
ファイル: frontend.c プロジェクト: ruthmagnus/audacity
/* 
  parse_args() 
  Parse the command line arguments
*/
void
parse_args(int argc, char **argv, twolame_options * encopts )
{
    int ch=0;

    // process args
    struct option longopts[] = {
    
        // Input
        { "raw-input",      no_argument,            NULL,       'r' },
        { "byte-swap",      no_argument,            NULL,       'x' },
        { "samplerate",     required_argument,      NULL,       's' },
        { "channels",       required_argument,      NULL,       'N' },
        { "swap-channels",  no_argument,            NULL,       'g' },
        { "scale",          required_argument,      NULL,       1000 },
        { "scale-l",        required_argument,      NULL,       1001 },
        { "scale-r",        required_argument,      NULL,       1002 },
        
        // Output
        { "mode",           required_argument,      NULL,       'm' },
        { "downmix",        no_argument,            NULL,       'a' },
        { "bitrate",        required_argument,      NULL,       'b' },
        { "psyc-mode",      required_argument,      NULL,       'P' },
        { "vbr",            no_argument,  		    NULL,       'v' },
        { "vbr-level",      required_argument,      NULL,       'V' },
        { "max-bitrate",    required_argument,      NULL,       'B' },
        { "ath",            required_argument,      NULL,       'l' },
        { "quick",          required_argument,      NULL,       'q' },
        { "single-frame",   no_argument,            NULL,       'S' },
        
        // Misc
        { "copyright",      no_argument,            NULL,       'c' },
        { "non-original",   no_argument,            NULL,       'o' },
        { "original",   	no_argument,            NULL,       1003 },
        { "protect", 		no_argument,            NULL,       'p' },
        { "padding",        no_argument,            NULL,       'd' },
        { "reserve-bits",   required_argument,      NULL,       'R' },
        { "deemphasis",     required_argument,      NULL,       'e' },
        { "energy",         no_argument,            NULL,       'E' },
        
        // Verbosity
        { "talkativity",    required_argument,      NULL,       't' },
        { "quiet",          no_argument,            NULL,       1004 },
        { "brief",          no_argument,            NULL,       1005 },
        { "verbose",        no_argument,            NULL,       1006 },
        { "help",           no_argument,            NULL,       'h' },
        
        { NULL,             0,                      NULL,       0 }
    };

    
    // Create a short options structure from the long one
    char* shortopts = build_shortopt_string( longopts );
    //printf("shortopts: %s\n", shortopts);
    
    
    while( (ch = getopt_long( argc, argv,  shortopts, longopts, NULL )) != -1) 
    {
        switch(ch) {
        
        // Input
            case 'r':
                sfinfo.format = SF_FORMAT_RAW | SF_FORMAT_PCM_16;
                break;

            case 'x':
                byteswap = TRUE;
                break;

            case 's':
                twolame_set_out_samplerate(encopts, atoi(optarg));
                sfinfo.samplerate = atoi(optarg);
                break;

            case 'N':
                sfinfo.channels = atoi(optarg);
                break;
                
            case 'g':
                channelswap = TRUE;
                break;
                
            case 1000:  // --scale
                twolame_set_scale( encopts, atof(optarg) );
                break;

            case 1001:  // --scale-l
                twolame_set_scale_left( encopts, atof(optarg) );
                break;

            case 1002:  // --scale-r
                twolame_set_scale_right( encopts, atof(optarg) );
                break;



        // Output
            case 'm':
                if (*optarg == 's') {
                    twolame_set_mode(encopts, TWOLAME_STEREO);
                } else if (*optarg == 'd') {
                    twolame_set_mode(encopts, TWOLAME_DUAL_CHANNEL);
                } else if (*optarg == 'j') {
                    twolame_set_mode(encopts, TWOLAME_JOINT_STEREO);
                } else if (*optarg == 'm') {
                    twolame_set_mode(encopts, TWOLAME_MONO);
                } else if (*optarg == 'a') {
                    twolame_set_mode(encopts, TWOLAME_AUTO_MODE);
                } else {
                    fprintf(stderr, "Error: mode must be a/s/d/j/m not '%s'\n\n", optarg);
                    usage_long();
                }
                break;

            case 'a':	// downmix
                twolame_set_mode(encopts, TWOLAME_MONO);
                 break;
                
            case 'b':
                twolame_set_bitrate(encopts, atoi(optarg));
                break;

            case 'P':
                twolame_set_psymodel(encopts, atoi(optarg));
                break;
                
            case 'v':
                twolame_set_VBR(encopts, TRUE);
                break;

            case 'V':
                twolame_set_VBR(encopts, TRUE);
                twolame_set_VBR_level(encopts, atof(optarg));
                break;

            case 'B':
                twolame_set_VBR_max_bitrate_kbps(encopts, atoi(optarg));
                break;

            case 'l':
                twolame_set_ATH_level(encopts, atof(optarg));
                break;
                
            case 'q':
                twolame_set_quick_mode(encopts, TRUE);
                twolame_set_quick_count(encopts, atoi(optarg));
                break;

            case 'S':
                single_frame_mode = TRUE;
                break;
                
                
    // Miscellaneous            
            case 'c':
                twolame_set_copyright(encopts, TRUE);
                break;
            case 'o':	// --non-original
                twolame_set_original(encopts, FALSE);
                break;
            case 1003:  // --original
                twolame_set_original(encopts, TRUE);
                break;
            case 'p':
                twolame_set_error_protection(encopts, TRUE);
                break;
            case 'd':
                twolame_set_padding(encopts, TWOLAME_PAD_ALL);
                break;
            case 'R':
                twolame_set_num_ancillary_bits(encopts, atoi(optarg));
                break;
            case 'e':
                if (*optarg == 'n')
                    twolame_set_emphasis(encopts, TWOLAME_EMPHASIS_N);
                else if (*optarg == '5')
                    twolame_set_emphasis(encopts, TWOLAME_EMPHASIS_5);
                else if (*optarg == 'c')
                    twolame_set_emphasis(encopts, TWOLAME_EMPHASIS_C);
                else {
                    fprintf(stderr, "Error: emphasis must be n/5/c not '%s'\n\n", optarg);
                    usage_long();
                }
                break;
            case 'E':
                twolame_set_energy_levels(encopts, TRUE);
                break;
        

    // Verbosity
            case 't':
                twolame_set_verbosity(encopts, atoi(optarg));
                break;

            case 1004:  // --quiet
                twolame_set_verbosity(encopts, 0);
                break;
                
            case 1005: // --brief
                twolame_set_verbosity(encopts, 1);
                break;
                
            case 1006: // --verbose
                twolame_set_verbosity(encopts, 4);
                break;
                
            case 'h':
                usage_long();
            break;
        
            default:
                usage_short();
            break;
        }
    }
    

    // Look for the input and output file names
    argc -= optind;
    argv += optind;
    while( argc ) {
        if (inputfilename[0] == '\0')
            strncpy(inputfilename, *argv, MAX_NAME_SIZE);
        else if (outputfilename[0] == '\0')
            strncpy(outputfilename, *argv, MAX_NAME_SIZE);
        else {
            fprintf(stderr, "excess argument: %s\n", *argv);
            usage_short();
        }
    
        argv++;
        argc--;
    }
    
    
    // Check that we now have input and output file names ok
    if ( inputfilename[0] == '\0') {
        fprintf(stderr, "Missing input filename.\n");
        usage_short();
    }
    if ( outputfilename[0] == '\0' && strcmp(inputfilename, "-")!=0 ) {
        // Create output filename from the inputfilename 
        // and change the suffix
        new_extension( inputfilename, OUTPUT_SUFFIX, outputfilename );
    }
    if ( outputfilename[0] == '\0') {
        fprintf(stderr, "Missing output filename.\n");
        usage_short();
    }
        
}
コード例 #4
0
ファイル: mphf_tests.c プロジェクト: BenGant/cmph
int main(int argc, char **argv)
{
	char verbosity = 0;
	char *mphf_file = NULL;
	const char *keys_file = NULL;
	FILE *mphf_fd = stdout;
	FILE *keys_fd;
	cmph_uint32 nkeys = UINT_MAX;
	cmph_uint32 i = 0;
	cmph_t *mphf = NULL;
	cmph_io_adapter_t *source;
	while (1)
	{
		char ch = (char)getopt(argc, argv, "hVvk:m:");
		if (ch == -1) break;
		switch (ch)
		{
			case 'k':
			        {
					char *endptr;
					nkeys = (cmph_uint32) strtoul(optarg, &endptr, 10);
					if(*endptr != 0) {
						fprintf(stderr, "Invalid number of keys %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 'm':
				mphf_file = strdup(optarg);
				break;
			case 'v':
				++verbosity;
				break;
			case 'V':
				printf("%s\n", VERSION);
				return 0;
			case 'h':
				usage_long(argv[0]);
				return 0;
			default:
				usage(argv[0]);
				return 1;
		}
	}

	if (optind != argc - 1)
	{
		usage(argv[0]);
		return 1;
	}
	keys_file = argv[optind];
  
	int ret = 0;
	if (mphf_file == NULL)
	{
		mphf_file = (char *)malloc(strlen(keys_file) + 5);
		memcpy(mphf_file, keys_file, strlen(keys_file));
		memcpy(mphf_file + strlen(keys_file), ".mph\0", (size_t)5);
	}	

	keys_fd = fopen(keys_file, "r");

	if (keys_fd == NULL)
	{
		fprintf(stderr, "Unable to open file %s: %s\n", keys_file, strerror(errno));
		return -1;
	}

	if(nkeys == UINT_MAX) source = cmph_io_nlfile_adapter(keys_fd);
	else source = cmph_io_nlnkfile_adapter(keys_fd, nkeys);

	cmph_uint8 * hashtable = NULL;
	mphf_fd = fopen(mphf_file, "r");
	if (mphf_fd == NULL)
	{
		fprintf(stderr, "Unable to open input file %s: %s\n", mphf_file, strerror(errno));
		free(mphf_file);
		return -1;
	}
	mphf = cmph_load(mphf_fd);
	fclose(mphf_fd);
	if (!mphf)
	{
		fprintf(stderr, "Unable to parser input file %s\n", mphf_file);
		free(mphf_file);
		return -1;
	}
	cmph_uint32 siz = cmph_size(mphf);
	hashtable = (cmph_uint8*)malloc(siz*sizeof(cmph_uint8));
	memset(hashtable, 0, (size_t)siz);
	//check all keys
	for (i = 0; i < source->nkeys; ++i)
	{
		cmph_uint32 h;
		char *buf;
		cmph_uint32 buflen = 0;
		source->read(source->data, &buf, &buflen);
		h = cmph_search(mphf, buf, buflen);
		if (!(h < siz))
		{
			fprintf(stderr, "Unknown key %*s in the input.\n", buflen, buf);
			ret = 1;
		} else if(hashtable[h])
		{
			fprintf(stderr, "Duplicated or unknown key %*s in the input\n", buflen, buf);
			ret = 1;
		} else hashtable[h] = 1;

		if (verbosity)
		{
			printf("%s -> %u\n", buf, h);
		}
		source->dispose(source->data, buf, buflen);
	}
		
	cmph_destroy(mphf);
	free(hashtable);

	fclose(keys_fd);
	free(mphf_file);
    cmph_io_nlfile_adapter_destroy(source);
	return ret;
  
}
コード例 #5
0
ファイル: main.c プロジェクト: AlgoLab/Tagli
int main(int argc, char **argv)
{
	cmph_uint32 verbosity = 0;
	char generate = 0;
	char *mphf_file = NULL;
	FILE *mphf_fd = stdout;
	const char *keys_file = NULL;
	FILE *keys_fd;
	cmph_uint32 nkeys = UINT_MAX;
	cmph_uint32 seed = UINT_MAX;
	CMPH_HASH *hashes = NULL;
	cmph_uint32 nhashes = 0;
	cmph_uint32 i;
	CMPH_ALGO mph_algo = CMPH_CHM;
	double c = 0;
	cmph_config_t *config = NULL;
	cmph_t *mphf = NULL;
	char * tmp_dir = NULL;
	cmph_io_adapter_t *source;
	cmph_uint32 memory_availability = 0;
	cmph_uint32 b = 0;
	cmph_uint32 keys_per_bin = 1;
	while (1)
	{
		char ch = (char)getopt(argc, argv, "hVvgc:k:a:M:b:t:f:m:d:s:");
		if (ch == -1) break;
		switch (ch)
		{
			case 's':
				{
					char *cptr;
					seed = (cmph_uint32)strtoul(optarg, &cptr, 10);
					if(*cptr != 0) {
						fprintf(stderr, "Invalid seed %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 'c':
				{
					char *endptr;
					c = strtod(optarg, &endptr);
					if(*endptr != 0) {
						fprintf(stderr, "Invalid c value %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 'g':
				generate = 1;
				break;
			case 'k':
			        {
					char *endptr;
					nkeys = (cmph_uint32)strtoul(optarg, &endptr, 10);
					if(*endptr != 0) {
						fprintf(stderr, "Invalid number of keys %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 'm':
				mphf_file = strdup(optarg);
				break;
			case 'd':
				tmp_dir = strdup(optarg);
				break;
			case 'M':
				{
					char *cptr;
					memory_availability = (cmph_uint32)strtoul(optarg, &cptr, 10);
					if(*cptr != 0) {
						fprintf(stderr, "Invalid memory availability %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 'b':
				{
					char *cptr;
					b =  (cmph_uint32)strtoul(optarg, &cptr, 10);
					if(*cptr != 0) {
						fprintf(stderr, "Parameter b was not found: %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 't':
				{
					char *cptr;
					keys_per_bin = (cmph_uint32)strtoul(optarg, &cptr, 10);
					if(*cptr != 0) {
						fprintf(stderr, "Parameter t was not found: %s\n", optarg);
						exit(1);
					}
				}
				break;
			case 'v':
				++verbosity;
				break;
			case 'V':
				printf("%s\n", VERSION);
				return 0;
			case 'h':
				usage_long(argv[0]);
				return 0;
			case 'a':
				{
				char valid = 0;
				for (i = 0; i < CMPH_COUNT; ++i)
				{
					if (strcmp(cmph_names[i], optarg) == 0)
					{
						mph_algo = (CMPH_ALGO)i;
						valid = 1;
						break;
					}
				}
				if (!valid)
				{
					fprintf(stderr, "Invalid mph algorithm: %s. It is not available in version %s\n", optarg, VERSION);
					return -1;
				}
				}
				break;
			case 'f':
				{
				char valid = 0;
				for (i = 0; i < CMPH_HASH_COUNT; ++i)
				{
					if (strcmp(cmph_hash_names[i], optarg) == 0)
					{
						hashes = (CMPH_HASH *)realloc(hashes, sizeof(CMPH_HASH) * ( nhashes + 2 ));
						hashes[nhashes] = (CMPH_HASH)i;
						hashes[nhashes + 1] = CMPH_HASH_COUNT;
						++nhashes;
						valid = 1;
						break;
					}
				}
				if (!valid)
				{
					fprintf(stderr, "Invalid hash function: %s\n", optarg);
					return -1;
				}
				}
				break;
			default:
				usage(argv[0]);
				return 1;
		}
	}

	if (optind != argc - 1)
	{
		usage(argv[0]);
		return 1;
	}
	keys_file = argv[optind];

	if (seed == UINT_MAX) seed = (cmph_uint32)time(NULL);
	srand(seed);
	int ret = 0;
	if (mphf_file == NULL)
	{
		mphf_file = (char *)malloc(strlen(keys_file) + 5);
		memcpy(mphf_file, keys_file, strlen(keys_file));
		memcpy(mphf_file + strlen(keys_file), ".mph\0", (size_t)5);
	}

	keys_fd = fopen(keys_file, "r");

	if (keys_fd == NULL)
	{
		fprintf(stderr, "Unable to open file %s: %s\n", keys_file, strerror(errno));
		return -1;
	}

	if (seed == UINT_MAX) seed = (cmph_uint32)time(NULL);
	if(nkeys == UINT_MAX) source = cmph_io_nlfile_adapter(keys_fd);
	else source = cmph_io_nlnkfile_adapter(keys_fd, nkeys);
	if (generate)
	{
		//Create mphf
		mphf_fd = fopen(mphf_file, "w");
		config = cmph_config_new(source);
		cmph_config_set_algo(config, mph_algo);
		if (nhashes) cmph_config_set_hashfuncs(config, hashes);
		cmph_config_set_verbosity(config, verbosity);
		cmph_config_set_tmp_dir(config, (cmph_uint8 *) tmp_dir);
		cmph_config_set_mphf_fd(config, mphf_fd);
		cmph_config_set_memory_availability(config, memory_availability);
		cmph_config_set_b(config, b);
		cmph_config_set_keys_per_bin(config, keys_per_bin);

		//if((mph_algo == CMPH_BMZ || mph_algo == CMPH_BRZ) && c >= 2.0) c=1.15;
		if(mph_algo == CMPH_BMZ  && c >= 2.0) c=1.15;
		if (c != 0) cmph_config_set_graphsize(config, c);
		mphf = cmph_new(config);

		cmph_config_destroy(config);
		if (mphf == NULL)
		{
			fprintf(stderr, "Unable to create minimum perfect hashing function\n");
			//cmph_config_destroy(config);
			free(mphf_file);
			return -1;
		}

		if (mphf_fd == NULL)
		{
			fprintf(stderr, "Unable to open output file %s: %s\n", mphf_file, strerror(errno));
			free(mphf_file);
			return -1;
		}
		cmph_dump(mphf, mphf_fd);
		cmph_destroy(mphf);
		fclose(mphf_fd);
	}
	else
	{
		cmph_uint8 * hashtable = NULL;
		mphf_fd = fopen(mphf_file, "r");
		if (mphf_fd == NULL)
		{
			fprintf(stderr, "Unable to open input file %s: %s\n", mphf_file, strerror(errno));
			free(mphf_file);
			return -1;
		}
		mphf = cmph_load(mphf_fd);
		fclose(mphf_fd);
		if (!mphf)
		{
			fprintf(stderr, "Unable to parser input file %s\n", mphf_file);
			free(mphf_file);
			return -1;
		}
		cmph_uint32 siz = cmph_size(mphf);
		hashtable = (cmph_uint8*)calloc(siz, sizeof(cmph_uint8));
		memset(hashtable, 0,(size_t) siz);
		//check all keys
		for (i = 0; i < source->nkeys; ++i)
		{
			cmph_uint32 h;
			char *buf;
			cmph_uint32 buflen = 0;
			source->read(source->data, &buf, &buflen);
			h = cmph_search(mphf, buf, buflen);
			if (!(h < siz))
			{
				fprintf(stderr, "Unknown key %*s in the input.\n", buflen, buf);
				ret = 1;
			} else if(hashtable[h] >= keys_per_bin)
			{
				fprintf(stderr, "More than %u keys were mapped to bin %u\n", keys_per_bin, h);
				fprintf(stderr, "Duplicated or unknown key %*s in the input\n", buflen, buf);
				ret = 1;
			} else hashtable[h]++;

			if (verbosity)
			{
				printf("%s -> %u\n", buf, h);
			}
			source->dispose(source->data, buf, buflen);
		}

		cmph_destroy(mphf);
		free(hashtable);
	}
	fclose(keys_fd);
	free(mphf_file);
	free(tmp_dir);
        cmph_io_nlfile_adapter_destroy(source);
	return ret;

}