请问如何获得硬盘的物理序列号，谢谢

[lj1006]

听说硬盘的物理序列号是全球唯一的，我用
DWORD Serial;
DWORD Length;
GetVolumeInformation("c:",NULL,MAX_PATH,&Serial,&Length,NULL,NULL,MAX_PATH);
CString str;
m_sn.Format("%ud",Serial);

得到的序列号有好多机器发现是相同的，估计该算法不对，请教该如何得到真正的硬盘序列号呢？谢谢

[stivenjia]

试试这个
typedef enum _SYSTEM_INFORMATION_CLASS {
SystemInformationClassMin = 0,
SystemBasicInformation = 0,
SystemProcessorInformation = 1,
SystemPerformanceInformation = 2,
SystemTimeOfDayInformation = 3,
SystemPathInformation = 4,
SystemNotImplemented1 = 4,
SystemProcessInformation = 5,
SystemProcessesAndThreadsInformation = 5,
SystemCallCountInfoInformation = 6,
SystemCallCounts = 6,
SystemDeviceInformation = 7,
SystemConfigurationInformation = 7,
SystemProcessorPerformanceInformation = 8,
SystemProcessorTimes = 8,
SystemFlagsInformation = 9,
SystemGlobalFlag = 9,
SystemCallTimeInformation = 10,
SystemNotImplemented2 = 10,
SystemModuleInformation = 11,
SystemLocksInformation = 12,
SystemLockInformation = 12,
SystemStackTraceInformation = 13,
SystemNotImplemented3 = 13,
SystemPagedPoolInformation = 14,
SystemNotImplemented4 = 14,
SystemNonPagedPoolInformation = 15,
SystemNotImplemented5 = 15,
SystemHandleInformation = 16,
SystemObjectInformation = 17,
SystemPageFileInformation = 18,
SystemPagefileInformation = 18,
SystemVdmInstemulInformation = 19,
SystemInstructionEmulationCounts = 19,
SystemVdmBopInformation = 20,
SystemInvalidInfoClass1 = 20,
SystemFileCacheInformation = 21,
SystemCacheInformation = 21,
SystemPoolTagInformation = 22,
SystemInterruptInformation = 23,
SystemProcessorStatistics = 23,
SystemDpcBehaviourInformation = 24,
SystemDpcInformation = 24,
SystemFullMemoryInformation = 25,
SystemNotImplemented6 = 25,
SystemLoadImage = 26,
SystemUnloadImage = 27,
SystemTimeAdjustmentInformation = 28,
SystemTimeAdjustment = 28,
SystemSummaryMemoryInformation = 29,
SystemNotImplemented7 = 29,
SystemNextEventIdInformation = 30,
SystemNotImplemented8 = 30,
SystemEventIdsInformation = 31,
SystemNotImplemented9 = 31,
SystemCrashDumpInformation = 32,
SystemExceptionInformation = 33,
SystemCrashDumpStateInformation = 34,
SystemKernelDebuggerInformation = 35,
SystemContextSwitchInformation = 36,
SystemRegistryQuotaInformation = 37,
SystemLoadAndCallImage = 38,
SystemPrioritySeparation = 39,
SystemPlugPlayBusInformation = 40,
SystemNotImplemented10 = 40,
SystemDockInformation = 41,
SystemNotImplemented11 = 41,
/* SystemPowerInformation = 42, Conflicts with POWER_INFORMATION_LEVEL 1 */
SystemInvalidInfoClass2 = 42,
SystemProcessorSpeedInformation = 43,
SystemInvalidInfoClass3 = 43,
SystemCurrentTimeZoneInformation = 44,
SystemTimeZoneInformation = 44,
SystemLookasideInformation = 45,
SystemSetTimeSlipEvent = 46,
SystemCreateSession = 47,
SystemDeleteSession = 48,
SystemInvalidInfoClass4 = 49,
SystemRangeStartInformation = 50,
SystemVerifierInformation = 51,
SystemAddVerifier = 52,
SystemSessionProcessesInformation = 53,
SystemInformationClassMax
} SYSTEM_INFORMATION_CLASS;
ZwQuerySystemInformation(
IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
IN OUT PVOID SystemInformation,
IN ULONG SystemInformationLength,
OUT PULONG ReturnLength OPTIONAL);
可能是这里的某种类型

[lj1006]

能解释一下吗

[aniuman]

http://www.winsim.com/diskid32/
获取硬盘的物理序列号

[fei_xf]

网上搜吧，有现成的。