// ПарноеПрограммирование1.cpp: определяет точку входа для консольного приложения.
//

#include "stdafx.h"
#include "iostream"
#include <Windows.h>
using namespace std;

void menu1();
void menu2();
void menu3();
void menu4();
void menu5();
void menu6();
void menu7();
void menu8();

int _tmain(int argc, _TCHAR* argv[])
{
	menu1();
	system("pause");
	system("cls");
	menu2();
	system("pause");
	system("cls");
	menu3();
	system("pause");
	system("cls");
	menu4();
	system("pause");
	system("cls");
	menu5();
	system("pause");
	system("cls");
	menu6();
	system("pause");
	system("cls");
	menu7();
	system("pause");
	system("cls");
	menu8();
	system("pause");
	return 0;
}

void menu1()
{
	//GetLogicalDrivers
	int n;
	char dd[4];
	DWORD dr = GetLogicalDrives();

	for( int i = 0; i < 26; i++ )
	{
		n = ((dr>>i)&0x00000001);
		if( n == 1 )
		{
			dd[0] =  char(65+i); dd[1] = ':'; dd[2] = '\\'; dd[3] = 0;
			cout << "Available disk drives : " << dd << endl;
		}
	}
}

void menu2()
{
	DWORD dwSize = MAX_PATH;
char szLogicalDrives[MAX_PATH] = {0};
DWORD dwResult = GetLogicalDriveStrings(dwSize,(LPWSTR)szLogicalDrives);

if (dwResult > 0 && dwResult <= MAX_PATH)
{
    char* szSingleDrive = szLogicalDrives;
    while(*szSingleDrive)
    {
        printf("Drive: %s\n", szSingleDrive);

        // get the next drive
        szSingleDrive += strlen(szSingleDrive) + 1;
    }
}
}

void menu3()
{
	int d;
	d = GetDriveTypeA((LPCSTR)"C:\\");
	if( d == DRIVE_UNKNOWN ) cout << " UNKNOWN" << endl;
	if( d == DRIVE_NO_ROOT_DIR ) cout << " DRIVE NO ROOT DIR" << endl;
	if( d == DRIVE_REMOVABLE ) cout << " REMOVABLE" << endl;
	if( d == DRIVE_FIXED ) cout << " FIXED" << endl;
	if( d == DRIVE_REMOTE ) cout << " REMOTE" << endl;
	if( d == DRIVE_CDROM ) cout << " CDROM" << endl;
	if( d == DRIVE_RAMDISK ) cout << " RAMDISK" << endl;
}

void menu4()
{
	char VolumeNameBuffer[100];
	char FileSystemNameBuffer[100];
	unsigned long VolumeSerialNumber;

	BOOL GetVolumeInformationFlag = GetVolumeInformationA((LPCSTR)
	"c:\\",
	VolumeNameBuffer,
	100,
	&VolumeSerialNumber,
	NULL, //&MaximumComponentLength,
	NULL, //&FileSystemFlags,
	FileSystemNameBuffer,
	100
	);

	if(GetVolumeInformationFlag != 0)
	{
		cout << "	Volume Name is " << VolumeNameBuffer << endl;
		cout << "	Volume Serial Number is " << VolumeSerialNumber << endl;
		cout << "	File System is " << FileSystemNameBuffer << endl;
	}
	else cout << "	Not Present (GetVolumeInformation)" << endl;
}

void menu5()
{
LPCWSTR pszDrive = NULL;
BOOL test, fResult;

__int64 lpFreeBytesAvailable, lpTotalNumberOfBytes, lpTotalNumberOfFreeBytes;
DWORD dwSectPerClust, dwBytesPerSect, dwFreeClusters, dwTotalClusters;
fResult = GetDiskFreeSpace(pszDrive,
&dwSectPerClust,
&dwBytesPerSect,
&dwFreeClusters,
&dwTotalClusters);

printf("\nUsing GetDiskFreeSpace()...\n");
printf("The return value: %d, error code: %d\n", fResult, GetLastError());
printf("Sector per cluster = %ul\n", dwSectPerClust);
printf("Bytes per sector = %ul\n", dwBytesPerSect);
printf("Free cluster = %ul\n", dwFreeClusters);
printf("Total cluster = %ul\n", dwTotalClusters);
printf("Total free bytes = %ul\n", (dwFreeClusters*dwSectPerClust*dwBytesPerSect));
}

void menu6()
{
	LPCWSTR szDirPath = L"c:\\testdir";
	if(!CreateDirectory(szDirPath, NULL))
		printf("\nCouldn't create %S directory.\n", szDirPath);
	else
		printf("\n%S directory successfully created.\n", szDirPath);
}

void menu7()
{
	LPCWSTR szDirPath = L"c:\\testdir";
	if(RemoveDirectory(szDirPath) != 0)
		printf("\n%S directory successfully deleted.\n", szDirPath);
	else
		printf("\n%S directory deletion failed.\n", szDirPath);
}

void menu8()
{
	HANDLE hFile;
	LPCWSTR fname = L"d:\\testfile.txt";
	hFile = CreateFile(fname, //file to be opened
GENERIC_READ, //open for writing
FILE_SHARE_READ, //share for writing
NULL, //default security
CREATE_ALWAYS, //create new file only
FILE_ATTRIBUTE_ARCHIVE | SECURITY_IMPERSONATION,
//archive and impersonate client
NULL); //no attribute template
	if(hFile == INVALID_HANDLE_VALUE)
printf("\nCould not open %S file, error %d)\n", fname, GetLastError());
else
{
printf("\n%S file HANDLE is OK!\n", fname);
printf("\n%S opened successfully!\n", fname);
}
}