Лабораторная работа №43 / 4 / lab4

// lab4.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"

using namespace std;

void newfile();
void openexfile();
void infbyhandle();
void fileattr();
void systime();
void setfiletime();
void filetimetosys();
void comparefiletime();
void dostime();

char Filename1[_MAX_FNAME],Filename2[_MAX_FNAME];
LPBY_HANDLE_FILE_INFORMATION lpFileInformation = new _BY_HANDLE_FILE_INFORMATION;
HANDLE hFile1,hFile2,hFile3;
LPSYSTEMTIME lpSystemTime1 = new _SYSTEMTIME;
LPFILETIME lpFileTime1 = new _FILETIME;
LPFILETIME lpFileTime2 = new _FILETIME;
LPFILETIME lpCreationTime = new _FILETIME;
LPFILETIME lpCreationTime2 = new _FILETIME;
LPFILETIME lpCreationTime3 = new _FILETIME;
LPFILETIME lpLastAccessTime = new _FILETIME; 
LPFILETIME lpLastWriteTime = new _FILETIME;
LPSYSTEMTIME lpSystemTime = new _SYSTEMTIME;
LPSYSTEMTIME ChangeCreationTime = new _SYSTEMTIME;
LPSYSTEMTIME ChangeLastAccessTime = new _SYSTEMTIME;
LPSYSTEMTIME ChangeLastWriteTime = new _SYSTEMTIME;
LPFILETIME lpNewCreationTime = new _FILETIME;
LPFILETIME lpNewLastAccessTime = new _FILETIME; 
LPFILETIME lpNewLastWriteTime = new _FILETIME;
LPFILETIME lpFileTime = new _FILETIME;
LPSYSTEMTIME lpSystemTime2 = new _SYSTEMTIME;
LPSYSTEMTIME LocalLastAccessTime = new _SYSTEMTIME;
LPSYSTEMTIME LocalCreationTime = new _SYSTEMTIME;
LPSYSTEMTIME LocalLastWriteTime = new _SYSTEMTIME;
LPWORD lpFatDate = new WORD; 
LPWORD lpFatTime = new WORD;
DWORD dwAttrs,Error;
LONG flag;
int a=0,b=0,c=0;

int _tmain(int argc, _TCHAR* argv[])
{
 system("cls");
 cout<<"\n                                The fourth laboratory work "<<endl;
 cout<<"                             Operations with file characteristics"<<endl;
 getch();
 do
  { 
   system("cls");
   cout<<"\n                                     Menu\n"<<endl;
   cout<<" 1.Create file"<<endl;
   cout<<" 2.Get file information by handle"<<endl;
   cout<<" 3.Retrieving file attributes"<<endl;
   cout<<" 4.Retrieving the current system date and time"<<endl;
   cout<<" 5.Setting a file time"<<endl;
   cout<<" 6.Converting a file time to system time format"<<endl;
   cout<<" 7.Comparing two file times"<<endl;
   cout<<" 8.Converting a file time to MS-DOS date and time values"<<endl;
   cout<<" 9.Exit"<<endl;
   do
	{
	 cout<<"\n   Vibirite punkt menu:"<<endl;
     cin>>a;
     if(a<0||a>9)
      {
	   cout<<"\n   Vi dopustili oshibku!!!(1-9)"<<endl;
	   getch();
	  }
	}
   while(a<0||a>9);
   switch(a)
    {
	 case 1:
	  {
	   system("cls");
	   cout<<"\n                                     Menu\n"<<endl;
       cout<<" 1.Create a new file"<<endl;
       cout<<" 2.Open an existing file"<<endl;
       cout<<"\n   Vibirite punkt menu:"<<endl;
       cin>>b;
       do
	    {
         if(b<0||b>2)
          {
	       cout<<"\n   Vi dopustili oshibku!!!(1-2)"<<endl;
	       getch();
	      } 
    	}
       while(b<0||b>2);
       switch(b)
		{
		 case 1:	
		  {
		   newfile();break;
		  }
		 case 2:
		  {
		   openexfile();break;
		  }
		}
	   break;
	  }
	 case 2:
	  {   
	   infbyhandle();
	   break;
	  }
	 case 3:
	  {   
	   fileattr();
	   break;
	  }
     case 4:
	  {   
	   systime();
	   break;
	  }
     case 5:
	  {   
	   setfiletime();
	   break;
	  }
     case 6:
	  {   
	   filetimetosys();
	   break;
	  }
     case 7:
	  {   
	   comparefiletime();
	   break;
	  }
     case 8:
	  {   
	   dostime();
	   break;
	  }
	}
  }
 while(a!=9);
 return 0;
}


void newfile(void)
{
 system("cls");
 cout<<"\nEnter the name of the file: \n"<<endl;
 cin>>Filename1;
 if(hFile1 = CreateFile(Filename1,GENERIC_WRITE, 0, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0)) 
  { 
   if (hFile1 == INVALID_HANDLE_VALUE) 
    { 
     cout<<"\nError!!!(maybe such file has already exists)"<<endl;
     getch();
    }
   else
    {
     cout<<"File "<<Filename1<<" successfully created!"<<endl;
     getch();
	}
  }
 else
  {
   cout<<"\nError!!!"<<endl;  
   getch();
  }
 CloseHandle(hFile1);
}

void openexfile(void)
{
 system("cls");
 cout<<"\n\n\n\nEnter the name of the existing file :\n\n"<<endl;
 cin>>Filename1;
 if(hFile1 = CreateFile(Filename1,GENERIC_READ, 0, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0)) 
  { 
   if(hFile1 == INVALID_HANDLE_VALUE) 
    { 
     cout<<"\nError!!!(maybe such file does not exist)"<<endl;  
     getch();
    }
   else
    {
     cout<<"File "<<Filename1<<" successfully opened!"<<endl;
     getch();
    }
  }
 else
  {
   cout<<"\nError!!!"<<endl;  
   getch();
  }
 CloseHandle(hFile1);
}

void infbyhandle(void)
 {
  system("cls");
  cout << "\nEnter the filename:" << endl;
  cin >> Filename1;
  if((hFile1 = CreateFile(Filename1,GENERIC_READ,0,0,OPEN_EXISTING,0,0)))
   {
    if(hFile1 == INVALID_HANDLE_VALUE) 
     { 
      cout<<"\nError!!!(maybe such file does not exist)"<<endl;  
      getch();
     }	
   }
  else
   {
    cout<<"\n\nError!!!"<<endl;  
    getch();
   }
  if(GetFileInformationByHandle(hFile1,lpFileInformation))
   {
	if(((lpFileInformation -> dwFileAttributes >> 5)& 1))
	  cout << "The file is an archive file" << endl;
	if((lpFileInformation -> dwFileAttributes) & 1)
	  cout << "The file is read-only" << endl;
	if(((lpFileInformation -> dwFileAttributes >> 1)& 1))
  	  cout << "The file or is hidden" << endl;
	if(((lpFileInformation -> dwFileAttributes >> 2)& 1))
	  cout << "The file is system" << endl;
    lpCreationTime = &(lpFileInformation->ftCreationTime);
	FileTimeToSystemTime(lpCreationTime,  lpSystemTime);
	cout << "\nCreation Time: ";
	cout << "On " << lpSystemTime->wDay << "/" << lpSystemTime->wMonth << "/" << lpSystemTime->wYear;
	cout << " at " <<lpSystemTime->wHour+3 << ":" << lpSystemTime->wMinute << ":" << lpSystemTime->wSecond << endl;
	lpLastAccessTime = &(lpFileInformation->ftLastAccessTime);
	FileTimeToSystemTime(lpLastAccessTime,  lpSystemTime);
	cout << "Last Access Time: ";
	cout << "On " << lpSystemTime->wDay << "/" << lpSystemTime->wMonth << "/" << lpSystemTime->wYear;
	cout << " at " <<lpSystemTime->wHour+3 << ":" << lpSystemTime->wMinute << ":" << lpSystemTime->wSecond << endl;
	lpLastWriteTime = &(lpFileInformation->ftLastWriteTime);
	FileTimeToSystemTime(lpLastWriteTime,  lpSystemTime);
	cout << "Last Write Time: ";
	cout << "On " << lpSystemTime->wDay << "/" << lpSystemTime->wMonth << "/" << lpSystemTime->wYear;
	cout << " at " <<lpSystemTime->wHour+3 << ":" << lpSystemTime->wMinute << ":" << lpSystemTime->wSecond << endl;
	getch();
	CloseHandle(hFile1);  
   }
 }

 void fileattr(void)
  {
   system("cls");
   cout << "\nEnter the filename:" << endl;
   cin >> Filename1;
   if((dwAttrs=GetFileAttributes(Filename1))==INVALID_FILE_ATTRIBUTES)
    {
	 cout<<"\nError!!!"<<endl;
	 getch();
	}
   else
    {
	 if (dwAttrs & FILE_ATTRIBUTE_ARCHIVE) 
     cout<<"\nThe file is an archive file "<<endl; 
     if (dwAttrs & FILE_ATTRIBUTE_COMPRESSED) 
     cout<<"\nThe file is compressed "<<endl; 
     if (dwAttrs & FILE_ATTRIBUTE_ENCRYPTED) 
     cout<<"\nThe file is encrypted "<<endl; 
     if (dwAttrs & FILE_ATTRIBUTE_HIDDEN) 
     cout<<"\nThe file is hidden "<<endl; 
     if (dwAttrs & FILE_ATTRIBUTE_NORMAL) 
     cout<<"\nThe file has no other attributes set"<<endl; 
     if (dwAttrs & FILE_ATTRIBUTE_NOT_CONTENT_INDEXED) 
     cout<<"\nThe file will not be indexed by the content indexing service"<<endl; 
	 if (dwAttrs & FILE_ATTRIBUTE_READONLY) 
     cout<<"\nThe file is read-only "<<endl; 
	 if (dwAttrs & FILE_ATTRIBUTE_SYSTEM) 
     cout<<"\nThe file is system "<<endl; 
	 if (dwAttrs & FILE_ATTRIBUTE_TEMPORARY) 
     cout<<"\nThe file is being used for temporary storage"<<endl; 
	 getch();
	}
  }

 void systime(void)
  {
   system("cls");
   GetSystemTime(lpSystemTime1); 
   cout<<"\n Year:"<<lpSystemTime1->wYear <<endl; 
   cout<<" Month:"<<lpSystemTime1->wMonth <<endl;
   cout<<" Day of week:"<<lpSystemTime1->wDayOfWeek<<endl;
   cout<<" Day:"<<lpSystemTime1->wDay<<endl;
   cout<<" Hour:"<<lpSystemTime1->wHour+3<<endl;
   cout<<" Minute:"<<lpSystemTime1->wMinute<<endl;
   cout<<" Second:"<<lpSystemTime1->wSecond<<endl;
   cout<<" Milliseconds:"<<lpSystemTime1->wMilliseconds<<endl;
   getch();
  }

 void setfiletime(void)
  {
   system("cls");
   cout << "\nEnter the filename:" << endl;
   cin >> Filename1;
   if(hFile1=CreateFile(Filename1,FILE_WRITE_ATTRIBUTES,0,0,OPEN_EXISTING,0,0))
    {
     cout << "File has been opened!" << endl;
	 getch();
	}
   else
    { 
     cout<<"\nError!!!(maybe such file does not exist)"<<endl;  
     getch();
    }
   cout<<"\n1.Set creation time"<<endl;
   cout<<"2.Set last access time"<<endl;
   cout<<"3.Set last write time"<<endl;
   cout<<"\n   Vibirite punkt menu:"<<endl;
   cin>>c;
   do
    {
     if(c<0||c>3)
      {
       cout<<"\n   Vi dopustili oshibku!!!(1-3)"<<endl;
	   getch();
	  } 
   	}
   while(c<0||c>3);
   switch(c)
	{
	 case 1:	
	  {
	   ChangeCreationTime->wMilliseconds = 0;
	   ChangeCreationTime->wDayOfWeek = 0;
       cout<<"Enter the day:"<<endl;
	   cin >> ChangeCreationTime->wDay;
	   cout << "Enter the month:" << endl;
	   cin >> ChangeCreationTime->wMonth;
	   cout << "Enter the Year:" << endl;
	   cin >> ChangeCreationTime->wYear;
	   cout << "Enter the Hour:" << endl;
	   cin>>ChangeCreationTime->wHour;
	   cout << "Enter the Minute:" << endl;
	   cin >> ChangeCreationTime->wMinute;
	   cout << "Enter the Second:" << endl;
	   cin >> ChangeCreationTime->wSecond;
	   TzSpecificLocalTimeToSystemTime(0,ChangeCreationTime,LocalCreationTime);
       if(SystemTimeToFileTime(LocalCreationTime,lpNewCreationTime))
	    {
         cout << "Converted" << endl;
		 getch();
		}
	   else
		{
		 cout << "Error converting" << endl;
	  	 Error = GetLastError();
		 cout << Error<< endl;
	  	 getch();
		}
	   if(SetFileTime(hFile1,lpNewCreationTime,(LPFILETIME) NULL,(LPFILETIME) NULL))
	    {
	     cout << "\nTime has been set" << endl;
		 getch();
		}
	   else
		{
	     cout << "\nError setting time" << endl;
		 Error = GetLastError();
		 cout << Error;
		 getch(); 
	    }
	   break;
      }
	 case 2:	
	  {
	   ChangeLastAccessTime->wDayOfWeek = 0;
	   ChangeLastAccessTime->wMilliseconds = 0;
       cout << "Enter the day:" << endl;
	   cin>> ChangeLastAccessTime->wDay;
	   cout << "Enter the month:" << endl;
	   cin >> ChangeLastAccessTime->wMonth;
	   cout << "Enter the Year:" << endl;
	   cin >> ChangeLastAccessTime->wYear;
	   cout << "Enter the Hour:" << endl;
	   cin >> ChangeLastAccessTime->wHour;
	   cout << "Enter the Minute:" << endl;
	   cin >> ChangeLastAccessTime->wMinute;
	   cout << "Enter the Second:" << endl;
	   cin >> ChangeLastAccessTime->wSecond;
	   TzSpecificLocalTimeToSystemTime(0,ChangeLastAccessTime,LocalLastAccessTime);
	   if(SystemTimeToFileTime(LocalLastAccessTime,lpNewLastAccessTime))
	    {
         cout << "Converted" << endl;
		 getch();
		}
	   else
		{
		 cout << "Error converting" << endl;
	  	 Error = GetLastError();
		 cout << Error<< endl;
	  	 getch();
		}
	   if(SetFileTime(hFile1,0,lpNewLastAccessTime,0))
	    {
	     cout << "\nTime has been set" << endl;
		 getch();
		}
	   else
		{
	     cout << "\nError setting time" << endl;
		 Error = GetLastError();
		 cout << Error;
		 getch(); 
	    }			    
	   break;
      }
     case 3:	
	  {
       ChangeLastWriteTime->wDayOfWeek = 0;
	   ChangeLastWriteTime->wMilliseconds = 0;
       cout << "Enter the day:" << endl;
	   cin  >> ChangeLastWriteTime->wDay;
	   cout << "Enter the month:" << endl;
	   cin >> ChangeLastWriteTime->wMonth;
	   cout << "Enter the Year:" << endl;
	   cin >> ChangeLastWriteTime->wYear;
	   cout << "Enter the Hour:" << endl;
	   cin >> ChangeLastWriteTime->wHour;
	   cout << "Enter the Minute:" << endl;
       cin >> ChangeLastWriteTime->wMinute;
	   cout << "Enter the Second:" << endl;
	   cin >> ChangeLastWriteTime->wSecond;
	   TzSpecificLocalTimeToSystemTime(0,ChangeLastWriteTime,LocalLastWriteTime);
	   if(SystemTimeToFileTime(LocalLastWriteTime,lpNewLastWriteTime))
	    {
         cout << "Converted" << endl;
		 getch();
		}
	   else
		{
		 cout << "Error converting" << endl;
	  	 Error = GetLastError();
		 cout << Error<< endl;
	  	 getch();
		}
	   if(SetFileTime(hFile1, 0, 0, lpNewLastWriteTime))
	    {
	     cout << "\nTime has been set" << endl;
		 getch();
		}
	   else
		{
	     cout << "\nError setting time" << endl;
		 Error = GetLastError();
		 cout << Error;
		 getch(); 
	    }			   
	   break;
      }
	}
  }

 void filetimetosys(void) 
  {
   system("cls");
   cout << "\nEnter the filename:" << endl;
   fflush(stdin);
   cin >> Filename1;
   if(hFile1=CreateFile(Filename1,GENERIC_READ,0,0,OPEN_EXISTING,0,0))
    {
     cout << "File has been opened!" << endl;
	 getch();
	}
   else
    { 
     cout<<"\nError!!!(maybe such file does not exist)"<<endl;  
     getch();
    }
   if(GetFileTime(hFile1,lpCreationTime, 0, 0))
	{
	 cout << "Getting the file time" << endl;
	 getch();
	}
   else
    {
	 cout << "Error getting File Time" << endl;
	 getch();
	}
   if(FileTimeToSystemTime(lpCreationTime,lpSystemTime2))
    {
	 cout<<"Converted to System  time" << endl;
     cout<<"\nYear:"<<lpSystemTime2->wYear <<endl; 
     cout<<"Month:"<<lpSystemTime2->wMonth <<endl;
     cout<<"Day of week:"<<lpSystemTime2->wDayOfWeek<<endl;
     cout<<"Day:"<<lpSystemTime2->wDay<<endl;
     cout<<"Hour:"<<lpSystemTime2->wHour+3<<endl;
     cout<<"Minute:"<<lpSystemTime2->wMinute<<endl;
     cout<<"Second:"<<lpSystemTime2->wSecond<<endl;
     cout<<"Milliseconds:"<<lpSystemTime2->wMilliseconds<<endl;
	 getch();
	}
   else
    {
	 cout<<"Error!!! "<<endl;
	 Error = GetLastError();
	 cout<<Error;
     getch(); 
	}
	CloseHandle(hFile1); 
  }

 void comparefiletime(void)
  {
   system("cls");
   cout << "\nEnter the first filename:" << endl;
   cin >> Filename1;
   cout << "Enter the second filename:" << endl;
   cin >> Filename2;
   if((hFile1=CreateFile(Filename1,GENERIC_READ,0,0,OPEN_EXISTING,0,0))&&(hFile2=CreateFile(Filename2,GENERIC_READ,0,0,OPEN_EXISTING,0,0)))
    {
     cout << "Files have been opened!" << endl;
	 getch();
	}
   else
    { 
     cout<<"\nError!!!"<<endl;  
     getch();
    }
   if(GetFileTime(hFile1,lpFileTime1, 0, 0))
	{
	 cout << "Getting the first file time" << endl;
	 getch();
	}
   else
    {
	 cout << "Error getting File Time" << endl;
	 getch();
	}
	if(GetFileTime(hFile2,lpFileTime2, 0, 0))
	{
	 cout << "Getting the second file time" << endl;
	 getch();
	}
   else
    {
	 cout << "Error getting File Time" << endl;
	 getch();
	}
   flag=CompareFileTime(lpFileTime1,lpFileTime2);
   switch(flag)
    {
     case -1:
	  {
	   cout<<"First file time is earlier than second file time"<<endl;getch();break;
	  }
	 case 0:
	  {
	   cout<<"First file time is equal to second file time"<<endl;getch();break;
	  }
	 case 1:
	  {
	   cout<<"First file time is later than second file time"<<endl;getch();break;
	  }
	}
  }

 void dostime(void)
  {
   system("cls");
   cout << "Enter the filename:" << endl;
   cin >> Filename1;
   if(hFile3 = CreateFile(Filename1, GENERIC_READ, 0, 0, OPEN_EXISTING, 0, 0))
    {
     cout << "File opened!" << endl;
	 getch();
	}
   else
    {
     cout << "Error!" << endl;
	 getch();
	}
   if(GetFileTime(hFile3,lpCreationTime3,0,0))
	{
	 cout << "Getting the file time" << endl;
	 getch();
	}
   else
    {	
	 cout << "Error getting File Time" << endl;
	 Error = GetLastError();
	 cout<<Error;
	 getch();
	}
   if(FileTimeToDosDateTime(lpCreationTime3,lpFatDate,lpFatTime))
    {
	 cout << "Converted to DOS date" << endl;
     unsigned short Day = (*lpFatDate)&31;
	 unsigned short Month = ((*lpFatDate)>>5)&15;
     unsigned short Year = ((*lpFatDate)>>9)&127;
     cout << "Converted to DOS time: ";
	 cout << "On " << Day << "/" << Month << "/" << Year+1980;
     unsigned short Second = (*lpFatTime)&31;
	 unsigned short Minute = ((*lpFatTime)>>5)&63;
	 unsigned short Hour = ((*lpFatTime)>>11)&31;
     cout << " at " <<Hour+3 << ":" << Minute << ":" << Second*2 << endl;
     getch();
	}
  }