upnp_tv_combo_main.c

来自「原来由英特尔制定的UPnP SDK的」· C语言 代码 · 共 492 行 · 第 1/2 页

    }

    return NULL;
}

int
TvCtrlPointProcessCommand( char *cmdline )
{
    char cmd[100];
    char strarg[100];
    int arg_val_err = -99999;
    int arg1 = arg_val_err;
    int arg2 = arg_val_err;
    int cmdnum = -1;
    int numofcmds = sizeof( cmdloop_cmdlist ) / sizeof( cmdloop_commands );
    int cmdfound = 0;
    int i,
      rc;
    int invalidargs = 0;
    int validargs;

    validargs = sscanf( cmdline, "%s %d %d", cmd, &arg1, &arg2 );

    for( i = 0; i < numofcmds; i++ ) {
        if( strcasecmp( cmd, cmdloop_cmdlist[i].str ) == 0 ) {
            cmdnum = cmdloop_cmdlist[i].cmdnum;
            cmdfound++;
            if( validargs != cmdloop_cmdlist[i].numargs )
                invalidargs++;
            break;
        }
    }

    if( !cmdfound ) {
        SampleUtil_Print( "Command not found; try 'Help'" );
        return TV_SUCCESS;
    }

    if( invalidargs ) {
        SampleUtil_Print( "Invalid arguments; try 'Help'" );
        return TV_SUCCESS;
    }

    switch ( cmdnum ) {
        case PRTHELP:
            TvCtrlPointPrintShortHelp();
            break;

        case PRTFULLHELP:
            TvCtrlPointPrintLongHelp();
            break;

        case POWON:
            TvCtrlPointSendPowerOn( arg1 );
            break;

        case POWOFF:
            TvCtrlPointSendPowerOff( arg1 );
            break;

        case SETCHAN:
            TvCtrlPointSendSetChannel( arg1, arg2 );
            break;

        case SETVOL:
            TvCtrlPointSendSetVolume( arg1, arg2 );
            break;

        case SETCOL:
            TvCtrlPointSendSetColor( arg1, arg2 );
            break;

        case SETTINT:
            TvCtrlPointSendSetTint( arg1, arg2 );
            break;

        case SETCONT:
            TvCtrlPointSendSetContrast( arg1, arg2 );
            break;

        case SETBRT:
            TvCtrlPointSendSetBrightness( arg1, arg2 );
            break;

        case CTRLACTION:
            /*
               re-parse commandline since second arg is string 
             */
            validargs = sscanf( cmdline, "%s %d %s", cmd, &arg1, strarg );
            if( 3 == validargs )
                TvCtrlPointSendAction( TV_SERVICE_CONTROL, arg1, strarg,
                                       NULL, NULL, 0 );
            else
                invalidargs++;
            break;

        case PICTACTION:
            /*
               re-parse commandline since second arg is string 
             */
            validargs = sscanf( cmdline, "%s %d %s", cmd, &arg1, strarg );
            if( 3 == validargs )
                TvCtrlPointSendAction( TV_SERVICE_PICTURE, arg1, strarg,
                                       NULL, NULL, 0 );
            else
                invalidargs++;
            break;

        case CTRLGETVAR:
            /*
               re-parse commandline since second arg is string 
             */
            validargs = sscanf( cmdline, "%s %d %s", cmd, &arg1, strarg );
            if( 3 == validargs )
                TvCtrlPointGetVar( TV_SERVICE_CONTROL, arg1, strarg );
            else
                invalidargs++;
            break;

        case PICTGETVAR:
            /*
               re-parse commandline since second arg is string 
             */
            validargs = sscanf( cmdline, "%s %d %s", cmd, &arg1, strarg );
            if( 3 == validargs )
                TvCtrlPointGetVar( TV_SERVICE_PICTURE, arg1, strarg );
            else
                invalidargs++;
            break;

        case PRTDEV:
            TvCtrlPointPrintDevice( arg1 );
            break;

        case LSTDEV:
            TvCtrlPointPrintList();
            break;

        case REFRESH:
            TvCtrlPointRefresh();
            break;

        case EXITCMD:
            rc = TvCtrlPointStop();
            exit( rc );
            break;

        default:
            SampleUtil_Print( "Command not implemented; see 'Help'" );
            break;
    }

    if( invalidargs )
        SampleUtil_Print( "Invalid args in command; see 'Help'" );

    return TV_SUCCESS;
}

int
device_main( int argc, char **argv )
{

    unsigned int portTemp = 0;
    char *ip_address = NULL,
     *desc_doc_name = NULL,
     *web_dir_path = NULL;
    unsigned int port = 0;

    int i = 0;

    SampleUtil_Initialize( linux_print );

    // Parse options
    for( i = 1; i < argc; i++ ) {
        if( strcmp( argv[i], "-ip" ) == 0 ) {
            ip_address = argv[++i];
        } else if( strcmp( argv[i], "-port" ) == 0 ) {
            sscanf( argv[++i], "%u", &portTemp );
        } else if( strcmp( argv[i], "-desc" ) == 0 ) {
            desc_doc_name = argv[++i];
        } else if( strcmp( argv[i], "-webdir" ) == 0 ) {
            web_dir_path = argv[++i];
        } else if( strcmp( argv[i], "-help" ) == 0 ) {
            SampleUtil_Print( "Usage: %s -ip ipaddress -port port"
                              " -desc desc_doc_name -webdir web_dir_path"
                              " -help (this message)\n", argv[0] );
            SampleUtil_Print( "\tipaddress:     IP address of the device"
                              " (must match desc. doc)\n" );
            SampleUtil_Print( "\t\te.g.: 192.168.0.4\n" );
            SampleUtil_Print( "\tport:          Port number to use for "
                              "receiving UPnP messages (must match desc. doc)\n" );
            SampleUtil_Print( "\t\te.g.: 5431\n" );
            SampleUtil_Print
                ( "\tdesc_doc_name: name of device description document\n" );
            SampleUtil_Print( "\t\te.g.: tvcombodesc.xml\n" );
            SampleUtil_Print
                ( "\tweb_dir_path: Filesystem path where web files "
                  "related to the device are stored\n" );
            SampleUtil_Print( "\t\te.g.: /upnp/sample/web\n" );
            return 1;
        }
    }

    port = ( unsigned short )portTemp;

    return TvDeviceStart( ip_address, port, desc_doc_name, web_dir_path, linux_print );
}

int main( int argc, char **argv )
{
    int rc;
    ithread_t cmdloop_thread;
#ifndef WIN32
    int sig;
    sigset_t sigs_to_catch;
#endif
    int code;

    device_main(argc, argv);
    rc = TvCtrlPointStart( linux_print, NULL );
    if( rc != TV_SUCCESS ) {
        SampleUtil_Print( "Error starting UPnP TV Control Point" );
        return rc;
    }
    /* start a command loop thread */
    code = ithread_create( &cmdloop_thread, NULL, TvCtrlPointCommandLoop, NULL );

#ifndef WIN32
    /*
       Catch Ctrl-C and properly shutdown 
     */
    sigemptyset( &sigs_to_catch );
    sigaddset( &sigs_to_catch, SIGINT );
    sigwait( &sigs_to_catch, &sig );

    SampleUtil_Print( "Shutting down on signal %d...\n", sig );
#else
	ithread_join(cmdloop_thread, NULL);
#endif
    TvDeviceStop();
    rc = TvCtrlPointStop();
    
    return rc;
}