IDP.GENERIC IPV6

#include <Windows.h>
#include <iostream>
#include <bitset>
#include <string>
#include <fstream>
using std::cout;
using std::cin;
using std::fstream;
using std::ios_base;
using std::ios;
using std::endl;
using std::bitset;
using std::string;
//powershell (Resolve-DnsName -Name \"myip.opendns.com\" -Type A_AAAA -Server \"resolver1.opendns.com\").IPAddress
//powershell (Resolve-DnsName -Name \"rhscz-pc.dynv6.net\" -Type A_AAAA).IPAddress
//powershell(Invoke - WebRequest - Uri https ://ipv6.dynv6.com/api/update?zone=barunka-pc.dynv6.net\\\"&\\\"ipv6=%s/128\\\"&\\\"token=%s).Content
/*struct BITS
{
    bool b1 : 1;
    bool b2 : 1;
    bool b3 : 1;
    bool b4 : 1;
    bool b5 : 1;
    bool b6 : 1;
    bool b7 : 1;
    bool b8 : 1;
};*/
/*void encryptyfunc()
{
    char buffer[500] = {};
    for (size_t i = 0; i < strlen(token); ++i)
    {

        strcat_s(buffer,bitset<8>(token[i]).to_string().c_str());
    }
}*/
template <typename T1,typename T2,size_t _size, size_t _size2>
void decryptfunc(T1 (&input)[_size],T2 (&output)[_size2])
{
    char buffer[50] = {};

    for (size_t i = 0; i < strlen(input); i = i + 8)
    {
        ULONG l;
        string str;
        char bit[10] = {};
        bit[0] = input[i];
        bit[1] = input[i + 1];
        bit[2] = input[i + 2];
        bit[3] = input[i + 3];
        bit[4] = input[i + 4];
        bit[5] = input[i + 5];
        bit[6] = input[i + 6];
        bit[7] = input[i + 7];
        l = bitset<10>(bit).to_ulong();
        str = (char)l;
        strcat_s(buffer, str.c_str());

    }
    strcpy_s(output, buffer);
}
int main()
{
    HANDLE stdout_wr = 0;
    HANDLE stdout_rd = 0;
    DWORD read = 0;
    bool success = false;
    bool success2 = false;
    SECURITY_ATTRIBUTES sa = {};
    STARTUPINFOA si = {};
    PROCESS_INFORMATION pi = {};
    char outbuffer[50] = { "\0" };
    char myip[50] = { "\0" };
    char buffer[300] = { "\0" };
    char dnsip[50] = { "\0" };
    char output[50] = { "\0" };
    char command[500] = { "\0" };
    char token[50] = {};
    char computername[100] = {};
    bool errorfree = true;
    char tmpfile[MAX_PATH + 1] = {};
    char tmpdir[MAX_PATH + 1] = {};
    GetEnvironmentVariableA("COMPUTERNAME", buffer, sizeof(buffer));
    for (ULONG i = 0; i < strlen(buffer); i++)
    {
        computername[i] = tolower(buffer[i]);
    }
    memset(buffer, 0, sizeof(buffer));
    GetEnvironmentVariableA("TEMP", tmpdir, MAX_PATH);
    sprintf_s(tmpfile, "%s\\updateip-error.log",tmpdir);
    fstream errorlog(tmpfile, fstream::out);
    //encryptyfunc();
    sa.nLength = sizeof(SECURITY_ATTRIBUTES);
    sa.bInheritHandle = TRUE;
    sa.lpSecurityDescriptor = NULL;
    CreatePipe(&stdout_rd, &stdout_wr, &sa, 0);
    si.cb = sizeof(STARTUPINFOA);
    si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
    si.wShowWindow = SW_HIDE;
    si.hStdOutput = stdout_wr;
    si.hStdError = stdout_wr;


    size_t len = 0;
    int ret = 0;

    //Sleep(120000);
    success = CreateProcessA(0, (char*)&"powershell (Resolve-DnsName -Name \"myip.opendns.com\" -Type A_AAAA -Server \"resolver1.opendns.com\").IPAddress", NULL, NULL, TRUE, CREATE_NO_WINDOW | CREATE_SUSPENDED, NULL, NULL, &si, &pi);
    if (!success)
    {
        errorlog << "Nelze získat IP adresu PC" << endl;
        errorfree = false;
        goto end;
    }
    CloseHandle(stdout_wr);
    ResumeThread(pi.hThread);
    WaitForSingleObject(pi.hProcess, INFINITE);
    CloseHandle(pi.hProcess);
    CloseHandle(pi.hThread);
    while (1)
    {
        success2 = ReadFile(stdout_rd, outbuffer, sizeof(outbuffer), &read, NULL);

            if(!success2 || read == 0) break;
    }
    len = strlen(outbuffer);
    if (outbuffer[len - 1] == *"\n" || outbuffer[len - 1] == *"\r")
    {
        outbuffer[len - 1] = 0;
    }
    if (outbuffer[len - 2] == *"\n" || outbuffer[len - 2] == *"\r")
    {
        outbuffer[len - 2] = 0;
    }
    strcpy_s(myip, outbuffer);
    memset(&pi, 0, sizeof(pi));
    memset(outbuffer, 0, sizeof(outbuffer));
    CloseHandle(stdout_rd);
    success = false;
    success2 = false;
    read = 0;
    CreatePipe(&stdout_rd, &stdout_wr, &sa, 0);
    si.hStdOutput = stdout_wr;
    si.hStdError = stdout_wr;
    sprintf_s(buffer, "powershell(Resolve - DnsName - Name \"%s.dynv6.net\" -Type A_AAAA).IPAddress", computername);
    success = CreateProcessA(0, buffer, NULL, NULL, TRUE, CREATE_NO_WINDOW | CREATE_SUSPENDED, NULL, NULL, &si, &pi);
    if (!success)
    {
        errorlog << "Nelze získat IP adresu z DNS serveru" << endl;
        errorfree = false;
        goto end;
    }
    memset(buffer, 0, sizeof(buffer));
    CloseHandle(stdout_wr);
    ResumeThread(pi.hThread);
    WaitForSingleObject(pi.hProcess, INFINITE);
    CloseHandle(pi.hProcess);
    CloseHandle(pi.hThread);
    while (1)
    {
        success2 = ReadFile(stdout_rd, outbuffer, sizeof(outbuffer), &read, NULL);
        if (!success2 || read == 0) break;
    }
    len = strlen(outbuffer);
    if (outbuffer[len - 1] == *"\n" || outbuffer[len - 1] == *"\r")
    {
        outbuffer[len - 1] = 0;
    }
    if (outbuffer[len - 2] == *"\n" || outbuffer[len - 2] == *"\r")
    {
        outbuffer[len - 2] = 0;
    }
    strcpy_s(dnsip, outbuffer);
    memset(&pi, 0, sizeof(pi));
    memset(outbuffer, 0, sizeof(outbuffer));
    CloseHandle(stdout_rd);
    success = false;
    success2 = false;
    read = 0;
    //sprintf_s(buffer, "DEBUG!!\nmyip=%s\nipdns=%s", myip,dnsip);
    //MessageBoxA(NULL, buffer, "DEBUG", MB_OK | MB_ICONINFORMATION);
    //memset(buffer, 0, sizeof(buffer));
    decryptfunc(bits, token);
    sprintf_s(command, "powershell (Invoke-WebRequest -Uri https://ipv6.dynv6.com/api/update?zone=%s.dynv6.net\\\"&\\\"ipv6=%s/128\\\"&\\\"token=%s).Content",computername, myip, token);
    CreatePipe(&stdout_rd, &stdout_wr, &sa, 0);
    si.hStdOutput = stdout_wr;
    si.hStdError = stdout_wr;
    ret = strcmp(myip, dnsip);
    if (ret != 0)
    {
        success = CreateProcessA(0, command, NULL, NULL, TRUE, CREATE_NO_WINDOW | CREATE_SUSPENDED, NULL, NULL, &si, &pi);
        if (!success)
        {
            errorlog << "Nelze Poslat GET Request pro změnu IP adresy u DDNS poskytovatele" << endl;
            errorfree = false;
            goto end;
        }
        CloseHandle(stdout_wr);
        ResumeThread(pi.hThread);
        WaitForSingleObject(pi.hProcess, INFINITE);
        CloseHandle(pi.hProcess);
        CloseHandle(pi.hThread);
        while (1)
        {
            success2 = ReadFile(stdout_rd, outbuffer, sizeof(outbuffer), &read, NULL);
            if (!success2 || read == 0) break;
        }
        CloseHandle(stdout_rd);
        len = strlen(outbuffer);
        if (outbuffer[len - 1] == *"\n" || outbuffer[len - 1] == *"\r")
        {
            outbuffer[len - 1] = 0;
        }
        if (outbuffer[len - 2] == *"\n" || outbuffer[len - 2] == *"\r")
        {
            outbuffer[len - 2] = 0;
        }
        strcpy_s(output, outbuffer);
        memset(&pi, 0, sizeof(pi));
        memset(outbuffer, 0, sizeof(outbuffer));
        success = false;
        success2 = false;
        read = 0;
        if (strcmp(output, "addresses updated") != 0)
        {
            sprintf_s(buffer, "Nelze updatovat IP addressu u poskytovatele\n server vrátil=\" %s \"", output);
            errorlog << buffer << endl;
            errorfree = false;
            memset(buffer, 0, sizeof(buffer));
        }
    }
end:
    CloseHandle(stdout_rd);
    CloseHandle(stdout_wr);
    CloseHandle(pi.hProcess);
    CloseHandle(pi.hThread);
    errorlog.close();
    if (errorfree)
    {
        return 0;
    }
    else
    {
        return -1;
    }
}