读取指定盘符的硬盘序列号

using System;

using System.IO;

using System.Runtime.InteropServices;

using System.Text;

using Microsoft.Win32;

namespace Wjb.ReadOrWriteIniAndReg

{

/**////

/// 读取指定盘符的硬盘序列号

///

public class HardDiskVal

{

[DllImport("kernel32.dll")]

private static extern int GetVolumeInformation(

string lpRootPathName,

string lpVolumeNameBuffer,

int nVolumeNameSize,

ref int lpVolumeSerialNumber,

int lpMaximumComponentLength,

int lpFileSystemFlags,

string lpFileSystemNameBuffer,

int nFileSystemNameSize

);

/**////

/// 获得盘符为drvID的硬盘序列号，缺省为C

///

///

///

public string HDVal(string drvID)

{

const int MAX_FILENAME_LEN = 256;

int retVal = 0;

int a =0;

int b =0;

string str1 = null;