Переменная не инициализирована - C++

#pragma once
#include <iostream>
#include <windows.h>
using namespace std;
#define UNLEN 256
class Name{
public:
    Name();
    ~Name();
    SYSTEMTIME GetuserTime(){return time;}
    wstring  * GetuserName(){return compname;}
    wstring * GetuserComputerName(){return name;}
private:
    wstring* name;
    wstring* compname;
    SYSTEMTIME time;
 
};

Name::Name(){
    name[UNLEN+1];
    DWORD size = sizeof(name);
GetUserName((LPWSTR)name,&size);
compname[MAX_COMPUTERNAME_LENGTH+1];
    DWORD sizecomp=sizeof(compname);
    GetComputerName((LPWSTR)compname,&sizecomp);
    GetSystemTime(&time);
}
Name::~Name(){}

int _tmain(int argc, _TCHAR* argv[])
{
    Name * i =new Name;
    wstring * ifd = i->GetuserName();
    MessageBox(0,(LPWSTR)ifd,L"blabla",MB_OK);
    return 0;
}

    wstring  * GetuserName(){return compname;}
    wstring * GetuserComputerName(){return name;}

    wstring  * GetuserName(){return name;}
    wstring * GetuserComputerName(){return compname;}

#include <string>
#include <iostream>
#include <windows.h>
using namespace std;
 
#define UNLEN 256
class Name
{
public:
    Name();
    ~Name();
    SYSTEMTIME GetuserTime(){return time;}
    char * GetuserName()    {return name;}
    char * GetuserComputerName(){return compname;}
private:
    char name    [UNLEN];
    char compname[UNLEN];
    SYSTEMTIME time;
};
 
Name::Name()
{
    DWORD size = sizeof(name);
    GetUserName(name,&size);
    DWORD sizecomp=sizeof(compname);
    GetComputerName(compname,&sizecomp);
    GetSystemTime(&time);
}
 
Name::~Name()
{
 
}
 
int main()
{
    Name * ptr =new Name();
    MessageBox(NULL,ptr->GetuserName(),"Caption",MB_OK);
    return 0;
}

#include <iostream>
#include <windows.h>
#include <lmcons.h>//UNLEN is defined in Lmcons.h.
using namespace std;
 
class Name
{
public:
    Name();
    ~Name();
    SYSTEMTIME GetuserTime();
    char * GetuserName();
    char * GetuserComputerName();
private:
    char *name    ;
    char *compname;
    SYSTEMTIME ptime;
};
 
Name::Name()
{
    name     = new char[UNLEN];
    compname = new char[UNLEN];
    ZeroMemory(&ptime,sizeof(SYSTEMTIME));
}
 
Name::~Name()
{
    if(name)
        delete [] name;
    if(compname)
        delete [] compname;
}
 
SYSTEMTIME Name::GetuserTime()
{
    GetLocalTime(&ptime);
    return ptime;
}
 
char * Name::GetuserName()
{
    DWORD size = UNLEN;
    GetUserName(name,&size);
    return name;
}
 
char * Name::GetuserComputerName()
{
    DWORD size = UNLEN;
    GetComputerName(compname,&size);
    return name;
}
 
int main()
{
    Name * ptr =new Name();
    MessageBox(NULL,ptr->GetuserName(),"INFO",MB_OK);
    MessageBox(NULL,ptr->GetuserComputerName(),"INFO",MB_OK);
    return 0;
}

int _tmain(int argc, _TCHAR* argv[])
{
    char filename[80];
    char close[82];
    cout<<"Enter File name: ";
    cin >> filename;
   ifstream fin(filename,ios::binary);
    Name file;
   fin.read((char*)&file,sizeof file);
   cout<<"\n User name is:"<<file.GetuserName();
   cout<<"\n User Computer name is:"<<file.GetuserComputerName();
   SYSTEMTIME time =file.GetuserTime();
   cout<<"\n User Year is: "<<time.wYear<<" User Month is: "<<time.wMonth<<" User DayOfWeek is: "<<time.wDayOfWeek<<" User Day is: "<<time.wDay<<" User Hour is: "<<time.wHour<<" User Minute is: "<<time.wMinute<< "User Second is: "<<time.wSecond<<" User Millisecond is: "<<time.wMilliseconds;
   cin >> close;
    return 0;
}

int main()
{
    Name * ptr =new Name();
    setlocale(LC_ALL,"RUS");
    ofstream ofs("info.txt");
    ofs<<"UserName     : "<<ptr->GetuserName()<<endl;
    ofs<<"ComputerName : "<<ptr->GetuserComputerName()<<endl;
    ofs.close();
    cout<<"UserName     : "<<ptr->GetuserName()<<endl;
    cout<<"ComputerName : "<<ptr->GetuserComputerName()<<endl;
    system("pause");
    return 0;
}

    char filename[80];
    char close[82];
    setlocale(LC_ALL,"RUS");
    cout<<"Enter File name: ";
    cin >> filename;
   ifstream fin(filename,ios::binary);
    Name file;
   fin.read((char*)&file,sizeof file);
   cout<<"\n User name is:"<<file.GetuserName();
   cout<<"\n User Computer name is:"<<file.GetuserComputerName();
   SYSTEMTIME time =file.GetuserTime();
   cout<<"\n User Year is: "<<time.wYear<<" User Month is: "<<time.wMonth<<" User DayOfWeek is: "<<time.wDayOfWeek<<" User Day is: "<<time.wDay<<" User Hour is: "<<time.wHour<<" User Minute is: "<<time.wMinute<< "User Second is: "<<time.wSecond<<" User Millisecond is: "<<time.wMilliseconds;
   cin >> close;