最近学习scsi和DeviceIoControl，下载了微软WDK一些例子，以下代码精简自Windows-driver-samples-master\storage\tools\spti\src\spti.c ，略有修改。
#include#include #include void QueryPropertyForDevice(HANDLE); void PrintDeviceDescriptor(PSTORAGE_DEVICE_DESCRIPTOR); int main(int argc, char *argv[]) { if (argc != 2) { printf("Usage: %s \n", argv[0] ); printf("Examples:\n"); printf(" %s g: (PrintDeviceDescriptor)\n", argv[0]); } char filepath[7]; StringCbPrintf(filepath, sizeof(filepath), "\\\\.\\%s", argv[1]); HANDLE hDevice = CreateFile(filepath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL); if (hDevice == INVALID_HANDLE_VALUE) { unsigned long errorCode = GetLastError(); printf("Error opening %s. Error: %d\n", filepath, errorCode); return errorCode; } QueryPropertyForDevice(hDevice); CloseHandle(hDevice); return 0; } #define BOOLEAN_TO_STRING(_b_) \ ( (_b_) ? "True" : "False" ) LPCSTR BusTypeStrings[] = { "Unknown", "Scsi", "Atapi", "Ata", "1394", "Ssa", "Fibre", "Usb", "RAID", "Not Defined", }; #define NUMBER_OF_BUS_TYPE_STRINGS (sizeof(BusTypeStrings)/sizeof(BusTypeStrings[0])) void QueryPropertyForDevice(HANDLE hDevice) { bool result; DWORD readed; STORAGE_DESCRIPTOR_HEADER *DeviceDescriptorHeader; STORAGE_DEVICE_DESCRIPTOR *DeviceDescriptor; DWORD devDescLength; STORAGE_PROPERTY_QUERY query; query.PropertyId = StorageDeviceProperty; query.QueryType = PropertyStandardQuery; DeviceDescriptorHeader = (STORAGE_DESCRIPTOR_HEADER *) malloc( sizeof(STORAGE_DESCRIPTOR_HEADER) ); result = DeviceIoControl( hDevice, // device to be queried IOCTL_STORAGE_QUERY_PROPERTY, // operation to perform &query, sizeof query, // no input buffer DeviceDescriptorHeader, sizeof(STORAGE_DESCRIPTOR_HEADER), // output buffer &readed, // # bytes returned NULL ); // synchronous I/O devDescLength = DeviceDescriptorHeader->Size; DeviceDescriptor = (STORAGE_DEVICE_DESCRIPTOR *) malloc( devDescLength ); result = DeviceIoControl( hDevice, // device to be queried IOCTL_STORAGE_QUERY_PROPERTY, // operation to perform &query, sizeof query, // no input buffer DeviceDescriptor, devDescLength, // output buffer &readed, // # bytes returned NULL ); // synchronous I/O PrintDeviceDescriptor(DeviceDescriptor); free( DeviceDescriptorHeader ); free( DeviceDescriptor ); } void PrintDeviceDescriptor(PSTORAGE_DEVICE_DESCRIPTOR DeviceDescriptor) { LPCSTR vendorId = ""; LPCSTR productId = ""; LPCSTR productRevision = ""; LPCSTR serialNumber = ""; LPCSTR busType; if ((ULONG)DeviceDescriptor->BusType < NUMBER_OF_BUS_TYPE_STRINGS) { busType = BusTypeStrings[DeviceDescriptor->BusType]; } else { busType = BusTypeStrings[NUMBER_OF_BUS_TYPE_STRINGS-1]; } if ((DeviceDescriptor->ProductIdOffset != 0) && (DeviceDescriptor->ProductIdOffset != -1)) { productId = (LPCSTR)(DeviceDescriptor); productId += (ULONG_PTR)DeviceDescriptor->ProductIdOffset; } if ((DeviceDescriptor->VendorIdOffset != 0) && (DeviceDescriptor->VendorIdOffset != -1)) { vendorId = (LPCSTR)(DeviceDescriptor); vendorId += (ULONG_PTR)DeviceDescriptor->VendorIdOffset; } if ((DeviceDescriptor->ProductRevisionOffset != 0) && (DeviceDescriptor->ProductRevisionOffset != -1)) { productRevision = (LPCSTR)(DeviceDescriptor); productRevision += (ULONG_PTR)DeviceDescriptor->ProductRevisionOffset; } if ((DeviceDescriptor->SerialNumberOffset != 0) && (DeviceDescriptor->SerialNumberOffset != -1)) { serialNumber = (LPCSTR)(DeviceDescriptor); serialNumber += (ULONG_PTR)DeviceDescriptor->SerialNumberOffset; } puts("\n ***** STORAGE DEVICE DESCRIPTOR DATA *****"); printf(" Version: %08x\n" " TotalSize: %08x\n" " DeviceType: %08x\n" " DeviceTypeModifier: %08x\n" " RemovableMedia: %s\n" " CommandQueueing: %s\n" " Vendor Id: %s\n" " Product Id: %s\n" " Product Revision: %s\n" " Serial Number: %s\n" " Bus Type: %s\n", DeviceDescriptor->Version, DeviceDescriptor->Size, DeviceDescriptor->DeviceType, DeviceDescriptor->DeviceTypeModifier, BOOLEAN_TO_STRING(DeviceDescriptor->RemovableMedia), BOOLEAN_TO_STRING(DeviceDescriptor->CommandQueueing), vendorId, productId, productRevision, serialNumber, busType); printf("\n"); }
参考链接：
https://www.cnblogs.com/shangdawei/p/3164005.html
c#参考
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using Microsoft.Win32.SafeHandles;
namespace ConsoleApplication2
{
class Program
{
const uint GENERIC_READ = 0x80000000;
const uint GENERIC_WRITE = 0x40000000;
const uint FILE_SHARE_READ = 1;
const uint FILE_SHARE_WRITE = 2;
const uint OPEN_EXISTING = 3;
const int IOCTL_STORAGE_QUERY_PROPERTY = 2954240;
public enum STORAGE_PROPERTY_ID
{
StorageDeviceProperty = 0,
StorageAdapterProperty = 1,
StorageDeviceIdProperty = 2,
StorageDeviceUniqueIdProperty = 3,
StorageDeviceWriteCacheProperty = 4,
StorageMiniportProperty = 5,
StorageAccessAlignmentProperty = 6,
StorageDeviceSeekPenaltyProperty = 7,
StorageDeviceTrimProperty = 8,
StorageDeviceWriteAggregationProperty = 9,
StorageDeviceDeviceTelemetryProperty = 10, // 0xA
StorageDeviceLBProvisioningProperty = 11, // 0xB
StorageDevicePowerProperty = 12, // 0xC
StorageDeviceCopyOffloadProperty = 13, // 0xD
StorageDeviceResiliencyProperty = 14 // 0xE
}
public enum STORAGE_QUERY_TYPE
{
PropertyStandardQuery = 0,
PropertyExistsQuery = 1,
PropertyMaskQuery = 2,
PropertyQueryMaxDefined = 3
}
[StructLayout(LayoutKind.Sequential)]
public struct STORAGE_PROPERTY_QUERY
{
public STORAGE_PROPERTY_ID PropertyId;
public STORAGE_QUERY_TYPE QueryType;
public byte[] AdditionalParameters;
}
public enum STORAGE_BUS_TYPE
{
BusTypeUnknown = 0x00,
BusTypeScsi = 0x1,
BusTypeAtapi = 0x2,
BusTypeAta = 0x3,
BusType1394 = 0x4,
BusTypeSsa = 0x5,
BusTypeFibre = 0x6,
BusTypeUsb = 0x7,
BusTypeRAID = 0x8,
BusTypeiScsi = 0x9,
BusTypeSas = 0xA,
BusTypeSata = 0xB,
BusTypeSd = 0xC,
BusTypeMmc = 0xD,
BusTypeVirtual = 0xE,
BusTypeFileBackedVirtual = 0xF,
BusTypeMax = 0x10,
BusTypeMaxReserved = 0x7F
}
public struct STORAGE_DESCRIPTOR_HEADER
{
public int Version;
public int Size;
}
public struct STORAGE_DEVICE_DESCRIPTOR
{
public uint Version;
public uint Size;
public byte DeviceType;
public byte DeviceTypeModifier;
[MarshalAs(UnmanagedType.U1)]
public bool RemovableMedia;
[MarshalAs(UnmanagedType.U1)]
public bool CommandQueueing;
public uint VendorIdOffset;
public uint ProductIdOffset;
public uint ProductRevisionOffset;
public uint SerialNumberOffset;
public STORAGE_BUS_TYPE BusType;
public uint RawPropertiesLength;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 1000)]
public byte[] RawDeviceProperties;
}
[DllImport("Kernel32.dll", SetLastError = true)]
public static extern bool DeviceIoControl(
SafeFileHandle hDevice,
int IoControlCode,
byte[] InBuffer,
int nInBufferSize,
byte[] OutBuffer,
int nOutBufferSize,
out int pBytesReturned,
IntPtr Overlapped
);
[DllImport("Kernel32.dll", SetLastError = true)]
public static extern bool DeviceIoControl(
int hDevice,
int IoControlCode,
ref STORAGE_PROPERTY_QUERY InBuffer,
int nInBufferSize,
out STORAGE_DESCRIPTOR_HEADER OutBuffer,
int nOutBufferSize,
out int pBytesReturned,
IntPtr Overlapped
);
[DllImport("Kernel32.dll", SetLastError = true)]
public static extern bool DeviceIoControl(
int hDevice,
int IoControlCode,
ref STORAGE_PROPERTY_QUERY InBuffer,
int nInBufferSize,
out STORAGE_DEVICE_DESCRIPTOR OutBuffer,
int nOutBufferSize,
out int pBytesReturned,
IntPtr Overlapped
);
[System.Runtime.InteropServices.DllImport("kernel32", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = System.Runtime.InteropServices.CharSet.Unicode)]
static extern unsafe int CreateFile
(
string FileName, // file name
uint DesiredAccess, // access mode
uint ShareMode, // share mode
uint SecurityAttributes, // Security Attributes
uint CreationDisposition, // how to create
uint FlagsAndAttributes, // file attributes
int hTemplateFile // handle to template file
);
static void Main(string[] args)
{
var query = new STORAGE_PROPERTY_QUERY {};
var qsize = Marshal.SizeOf(query);
var header = new STORAGE_DESCRIPTOR_HEADER { };
var hsize = Marshal.SizeOf(header);
var descriptor = new STORAGE_DEVICE_DESCRIPTOR { };
var rsize = Marshal.SizeOf(descriptor);
int written;
var hDev = CreateFile("\\\\.\\H:", GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
DeviceIoControl(hDev, IOCTL_STORAGE_QUERY_PROPERTY, ref query, qsize, out header, hsize, out written, IntPtr.Zero);
DeviceIoControl(hDev, IOCTL_STORAGE_QUERY_PROPERTY, ref query, qsize, out descriptor, header.Size, out written, IntPtr.Zero);
IntPtr intptr = Marshal.AllocHGlobal(Marshal.SizeOf(descriptor));
Marshal.StructureToPtr(descriptor, intptr, true);
var productId = Marshal.PtrToStringAnsi(new IntPtr((long)intptr + descriptor.ProductIdOffset));
var vendorId = Marshal.PtrToStringAnsi(new IntPtr((long)intptr + descriptor.VendorIdOffset));
var productRevision = Marshal.PtrToStringAnsi(new IntPtr((long)intptr + descriptor.ProductRevisionOffset));
var serialnumver = Marshal.PtrToStringAnsi(new IntPtr((long)intptr + descriptor.SerialNumberOffset));
//Console.WriteLine(Convert.ToUInt32(EIOControlCode.StorageQueryProperty));
Console.WriteLine();
Console.WriteLine(" Version: " + descriptor.Version);
Console.WriteLine(" Size: " + descriptor.Size);
Console.WriteLine(" DeviceType: " + descriptor.DeviceType);
Console.WriteLine(" DeviceTypeModifier: " + descriptor.DeviceTypeModifier);
Console.WriteLine(" RemovableMedia: " + descriptor.RemovableMedia);
Console.WriteLine(" CommandQueueing: " + descriptor.CommandQueueing);
Console.WriteLine(" Vendor Id: " + vendorId);
Console.WriteLine(" productId: " + productId);
Console.WriteLine(" productRevision: " + productRevision);
Console.WriteLine(" SerialNumber: " + serialnumver);
Console.WriteLine(" BusType: " + descriptor.BusType);
Console.ReadLine();
}
}
}
参考链接
http://www.pinvoke.net/default.aspx/Structures/STORAGE_DEVICE_DESCRIPTOR.html
https://stackoverflow.com/questions/17268889/pinvoke-deviceiocontrol-parameters