2019.08.15 MATLAB으로 상대 IP의 안막힌 Port를 알아보자

clc

clear all;

iPortStart = 1;

iPortEnd = 60000;

iPortGap = iPortEnd - iPortStart;

chCMD = 'tcping -n 1 -s';

iPC_Start = 88;

iPC_END = 108;

iPC_Gap = iPC_END - iPC_Start;

for iPC_ip = iPC_Start:iPC_END

    mS = 0;

    iS = 1;

    chIP = sprintf('%d.%d.%d.%d', 210, 125, 216, iPC_ip);

    for i=iPortStart:iPortEnd

        iPort = i;

        chPort = sprintf('%d', iPort);

        chLine = sprintf('%s %s %s', chCMD, chIP, chPort);

        chFailed = sprintf('Probing %s:%s/tcp - No response', chIP, chPort);

        iFailed_Len = length(chFailed);

        [chMode, chTemp] = system(chLine);

        iComp = strcmp(chFailed, chTemp(2:iFailed_Len+1));

        if iComp == 1

            % fprintf('[System] port number %s Failed \n', chPort);

            dPer = iPort / iPortEnd * 100;

            iTotal_Cover = (iPC_Gap) * iPortGap;

            iTotal_Now = (iPC_Gap - (iPC_END - iPC_ip)) * iPortGap + iPort;

            iTotal_Per = iTotal_Now / iTotal_Cover * 100;

            clc

            fprintf('********************************* \n');

            fprintf('[System] Shin Dong Seok \n', iTotal_Cover);

            fprintf('[System] Shindongseok304@gmail.com \n', iTotal_Cover);

            fprintf('[System] shintime.com \n', iTotal_Cover);

            fprintf('********************************* \n\n');

            fprintf('[System] Total Num : %10d [EA]\n', iTotal_Cover);

            fprintf('[System] Total Now : %10d [EA]\n', iTotal_Now);

            fprintf('[System] Total Per : %10.4f [%%] \n\n', iTotal_Per);

            fprintf('[System] IP Number : %s (%d) \n', chIP, iPort);

            fprintf('[System] IP Per    : %10.4f [%%] \n', dPer);

            if mS(1) == 0

                fprintf('\n ');

            else

                fprintf('[System] Ports     : %d [EA] \n ', length(mS));

            end

        else

            mS(iS) = iPort;

            iS = iS + 1;

        end 

    end

    fprintf('\n');

    chTextName = sprintf('%s.txt', chIP);

    hFile = fopen(chTextName, 'w');

    for i=1:1:length(mS)

       fprintf(hFile, '%d\n', mS(i));

    end

    fclose(hFile);

    clear iPort chFailed iFailed_Len chMode chTemp

    clear mS iS k i dPer iTotal_Cover iTotal_Now iTotal_Per

    clear hFile chTextName

end