Function iperf_strerror

src/iperf_error.c:163–583

const char *errarg = NULL;

char *
iperf_strerror(int int_errno)
{
    static char errstr[256];
    int len, perr, herr;
    perr = herr = 0;

    len = sizeof(errstr);
    memset(errstr, 0, len);

    switch (int_errno) {
        case IENONE:
            snprintf(errstr, len, "no error");
            break;
        case IESERVCLIENT:
            snprintf(errstr, len, "cannot be both server and client");
            break;
        case IENOROLE:
            snprintf(errstr, len, "must either be a client (-c) or server (-s)");
            break;
        case IESERVERONLY:
            snprintf(errstr, len, "some option you are trying to set is server only");
            break;
        case IECLIENTONLY:
            snprintf(errstr, len, "some option you are trying to set is client only");
            break;
        case IEDURATION:
            snprintf(errstr, len, "test duration valid values are 0 to %d seconds", MAX_TIME);
            break;
        case IENUMSTREAMS:
            snprintf(errstr, len, "number of parallel streams too large (maximum = %d)", MAX_STREAMS);
            break;
        case IEBLOCKSIZE:
            snprintf(errstr, len, "block size too large (maximum = %d bytes)", MAX_BLOCKSIZE);
            break;
        case IEBUFSIZE:
            snprintf(errstr, len, "socket buffer size too large (maximum = %d bytes)", MAX_TCP_BUFFER);
            break;
        case IEINTERVAL:
            snprintf(errstr, len, "invalid report interval (min = %g, max = %g seconds)", MIN_INTERVAL, MAX_INTERVAL);
            break;
        case IEBIND: /* UNUSED */
            snprintf(errstr, len, "--bind must be specified to use --cport");
            break;
        case IEUDPBLOCKSIZE:
            snprintf(errstr, len, "block size invalid (minimum = %d bytes, maximum = %d bytes)", MIN_UDP_BLOCKSIZE, MAX_UDP_BLOCKSIZE);
            break;
        case IEBADTOS:
            snprintf(errstr, len, "bad TOS value (must be between 0 and 255 inclusive)");
            break;
        case IESETCLIENTAUTH:
             snprintf(errstr, len, "you must specify a username, password, and path to a valid RSA public key");
            break;
        case IESETSERVERAUTH:
             snprintf(errstr, len, "you must specify a path to a valid RSA private key and a user credential file");
            break;
        case IESERVERAUTHUSERS:
             snprintf(errstr, len, "cannot access authorized users file");