using System;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using Microsoft.Win32;

namespace Wjb.ReadOrWriteIniAndReg
{
/// <summary>
/// HardDiskVal 的摘要说明。
/// 读取指定盘符的硬盘序列号
/// 功能：读取指定盘符的硬盘序列号
/// </summary>
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

);

/// <summary>

/// 获得盘符为drvID的硬盘序列号，缺省为C

/// </summary>

/// <param name="drvID"></param>

/// <returns></returns>

public string HDVal(string drvID)

{

const int MAX_FILENAME_LEN = 256;

int retVal = 0;

int a =0;

int b =0;

string str1 = null;

string str2 = null;

int i = GetVolumeInformation(

drvID + @":/",

str1,

MAX_FILENAME_LEN,

ref retVal,

a,

b,

str2,

MAX_FILENAME_LEN

);

return retVal.ToString();

}

public string HDVal()

{

const int MAX_FILENAME_LEN = 256;

int retVal = 0;

int a =0;

int b =0;

string str1 = null;

string str2 = null;

int i = GetVolumeInformation(

"c://",

str1,

MAX_FILENAME_LEN,

ref retVal,

a,

b,

str2,

MAX_FILENAME_LEN

);

return retVal.ToString();

}

}

}
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