下面图老师小编要跟大家分享在Win9x/NT下获取硬盘物理序列号，简单的过程中其实暗藏玄机，还是要细心学习，喜欢还请记得收藏哦！
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本文代码在Win2k下试验成功.
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#include WinIOCtl.h
#include stdio.h
#pragma inline
//---------------------------------------------------------------------------
// IDE NT/2000/XP专用变量
#define GETVERSIONOUTPARAMS GETVERSIONINPARAMS
#define DFP_GET_VERSION SMART_GET_VERSION
#define DFP_SEND_DRIVE_COMMAND SMART_SEND_DRIVE_COMMAND
#define DFP_RCV_DRIVE_DATA SMART_RCV_DRIVE_DATA
const WORD IDE_ATAPI_IDENTIFY = 0xA1; // 读取ATAPI设备的命令
const WORD IDE_ATA_IDENTIFY = 0xEC; // 读取ATA设备的命令
const int MAX_IDE_DRIVES = 4;
// SCSI专用变量
const DWORD FILE_DEVICE_SCSI = 0x0000001B;
const DWORD IOCTL_SCSI_MINIPORT_IDENTIFY = ((FILE_DEVICE_SCSI 16) + 0x0501);
const DWORD IOCTL_SCSI_MINIPORT = 0x0004D008; // see NTDDSCSI.H for definition
const DWORD SENDIDLENGTH = sizeof(SENDCMDOUTPARAMS) + IDENTIFY_BUFFER_SIZE;
typedef struct _SRB_IO_CONTROL
{
ULONG HeaderLength;
UCHAR Signature[8];
ULONG Timeout;
ULONG ControlCode;
ULONG ReturnCode;
ULONG Length;
}SRB_IO_CONTROL, *PSRB_IO_CONTROL;
// 读取的主函数
void __fastcall ReadPhysicalDrive(TStrings *pSerList, TStrings *pModeList);
// 辅助函数
char *__fastcall ConvertToString(DWORD dwDiskData[256], int nFirstIndex, int nLastIndex);
// NT/2000/XP函数
void __fastcall ReadPhysicalDriveOnNT(TStrings *pSerList, TStrings *pModeList);
bool __fastcall DoIdentify(HANDLE hPhysicalDriveIOCTL, PSENDCMDINPARAMS pSCIP,
PSENDCMDOUTPARAMS pSCOP, BYTE btIDCmd,
BYTE btDriveNum, PDWORD lpcbBYTEsReturned);
// Windows 9X函数
void __fastcall ReadPhysicalDriveOnW9X(TStrings *pSerList, TStrings *pModeList);
void __fastcall ReadPhysicalDriveOnW9X_Ring0(bool IsFirst, WORD BaseAddress,
BYTE MoS, bool &IsIDEExist, bool &IsDiskExist, WORD *OutData);
// SCSI读取函数(for NT/2000/XP)
String __fastcall ReadIDEDriveAsScsiDriveOnNT();
//---------------------------------------------------------------------------
// ReadPhysicalDrive
void __fastcall ReadPhysicalDrive(TStrings *pSerList, TStrings *pModeList)
{
switch(Win32Platform)
{
case VER_PLATFORM_WIN32_WINDOWS:
ReadPhysicalDriveOnW9X(pSerList, pModeList);
break;
case VER_PLATFORM_WIN32_NT:
ReadPhysicalDriveOnNT(pSerList, pModeList);
break;
default:
break;
}
}
//---------------------------------------------------------------------------
// ConvertToString
char *__fastcall ConvertToString(DWORD dwDiskData[256], int nFirstIndex, int nLastIndex)
{
static char szResBuf[1024];
int nIndex = 0;
int nPosition = 0;
// Each integer has two characters stored in it backwards
for(nIndex = nFirstIndex; nIndex = nLastIndex; nIndex++)
{
// Get high BYTE for 1st character
szResBuf[nPosition] = (char)(dwDiskData[nIndex] / 256);
nPosition++;
// Get low BYTE for 2nd character
szResBuf[nPosition] = (char)(dwDiskData[nIndex] % 256);
nPosition++;
}
// End the string
szResBuf[nPosition] = '
来源:https://www.tulaoshi.com/n/20160219/1608773.html
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