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- #include <windows.h>
- #include <tchar.h>
- #include <stdlib.h>
- #include <stdio.h>
- // 定义函数返回值
- typedef ULONG NTSTATUS;
- // 宽字节字符串结构定义
- typedef struct _UNICODE_STRING {
- USHORT Length;
- USHORT MaximumLength;
- PWSTR Buffer;
- } UNICODE_STRING, *PUNICODE_STRING;
- // 对象属性定义
- typedef struct _OBJECT_ATTRIBUTES {
- ULONG Length;
- HANDLE RootDirectory;
- UNICODE_STRING *ObjectName;
- ULONG Attributes;
- PSECURITY_DESCRIPTOR SecurityDescriptor;
- PSECURITY_QUALITY_OF_SERVICE SecurityQualityOfService;
- } OBJECT_ATTRIBUTES, *POBJECT_ATTRIBUTES;
- // 基本信息定义
- typedef struct _DIRECTORY_BASIC_INFORMATION {
- UNICODE_STRING ObjectName;
- UNICODE_STRING ObjectTypeName;
- } DIRECTORY_BASIC_INFORMATION, *PDIRECTORY_BASIC_INFORMATION;
- // 返回值或状态类型定义
- #define OBJ_CASE_INSENSITIVE 0x00000040L
- #define DIRECTORY_QUERY (0x0001)
- #define STATUS_SUCCESS ((NTSTATUS)0x00000000L) // ntsubauth
- #define STATUS_MORE_ENTRIES ((NTSTATUS)0x00000105L)
- #define STATUS_NO_MORE_ENTRIES ((NTSTATUS)0x8000001AL)
- #define STATUS_BUFFER_TOO_SMALL ((NTSTATUS)0xC0000023L)
- #define SYMBOLIC_LINK_QUERY (0x0001)
- #define SYMBOLIC_LINK_ALL_ACCESS (STANDARD_RIGHTS_REQUIRED | 0x1)
- // 初始化对象属性宏定义
- #define InitializeObjectAttributes( p, n, a, r, s ) { \
- (p)->Length = sizeof( OBJECT_ATTRIBUTES );\
- (p)->RootDirectory = r;\
- (p)->Attributes = a;\
- (p)->ObjectName = n;\
- (p)->SecurityDescriptor = s;\
- (p)->SecurityQualityOfService = NULL;\
- }
- // 字符串初始化
- typedef VOID (CALLBACK* RTLINITUNICODESTRING)(PUNICODE_STRING, PCWSTR);
- RTLINITUNICODESTRING RtlInitUnicodeString;
- // 字符串比较
- typedef
- BOOLEAN
- (WINAPI *RTLEQUALUNICODESTRING)(
- const UNICODE_STRING *String1,
- const UNICODE_STRING *String2,
- BOOLEAN CaseInSensitive
- );
- RTLEQUALUNICODESTRING RtlEqualUnicodeString;
- // 打开对象
- typedef NTSTATUS (WINAPI *ZWOPENDIRECTORYOBJECT)(
- OUT PHANDLE DirectoryHandle,
- IN ACCESS_MASK DesiredAccess,
- IN POBJECT_ATTRIBUTES ObjectAttributes
- );
- ZWOPENDIRECTORYOBJECT ZwOpenDirectoryObject;
- // 查询对象
- typedef
- NTSTATUS
- (WINAPI *ZWQUERYDIRECTORYOBJECT)(
- IN HANDLE DirectoryHandle,
- OUT PVOID Buffer,
- IN ULONG BufferLength,
- IN BOOLEAN ReturnSingleEntry,
- IN BOOLEAN RestartScan,
- IN OUT PULONG Context,
- OUT PULONG ReturnLength OPTIONAL
- );
- ZWQUERYDIRECTORYOBJECT ZwQueryDirectoryObject;
- // 打开符号链接对象
- typedef
- NTSTATUS
- (WINAPI *ZWOPENSYMBOLICKLINKOBJECT)(
- OUT PHANDLE SymbolicLinkHandle,
- IN ACCESS_MASK DesiredAccess,
- IN POBJECT_ATTRIBUTES ObjectAttributes
- );
- ZWOPENSYMBOLICKLINKOBJECT ZwOpenSymbolicLinkObject;
- // 查询符号链接对象
- typedef
- NTSTATUS
- (WINAPI *ZWQUERYSYMBOLICKLINKOBJECT)(
- IN HANDLE SymbolicLinkHandle,
- IN OUT PUNICODE_STRING TargetName,
- OUT PULONG ReturnLength OPTIONAL
- );
- ZWQUERYSYMBOLICKLINKOBJECT ZwQuerySymbolicLinkObject;
- // 关闭已经打开的对象
- typedef
- NTSTATUS
- (WINAPI *ZWCLOSE)(
- IN HANDLE Handle
- );
- ZWCLOSE ZwClose;
- #define InitObjectAttributes( p, n, a, r, s ) { \
- (p)->Length = sizeof( OBJECT_ATTRIBUTES ); \
- (p)->RootDirectory = r; \
- (p)->Attributes = a; \
- (p)->ObjectName = n; \
- (p)->SecurityDescriptor = s; \
- (p)->SecurityQualityOfService = NULL; \
- }
- #define NT_SUCCESS(Status) ((NTSTATUS)(Status) >= 0)
- #define STATUS_INSUFFICIENT_RESOURCES ((NTSTATUS)0xC000009AL) // ntsubauth
- HMODULE hNtdll = NULL;
- BOOL LoadNtdllModule(void)
- {
- hNtdll = LoadLibrary(_T("ntdll.dll" ));
- if ( NULL == hNtdll ) {
- _tprintf(_T("[%s]--Load ntdll.dll failed(%ld).\r\n"), __FUNCTION__, GetLastError());
- return FALSE;
- }
- return TRUE;
- }
- void FreeNtdllModule(void)
- {
- if (hNtdll) {
- FreeLibrary(hNtdll);
- }
- }
- BOOL InitNtdllAPI(void)
- {
- RtlInitUnicodeString = (RTLINITUNICODESTRING)GetProcAddress( hNtdll, "RtlInitUnicodeString");
- RtlEqualUnicodeString = (RTLEQUALUNICODESTRING)GetProcAddress( hNtdll, "RtlEqualUnicodeString");
- ZwOpenDirectoryObject = (ZWOPENDIRECTORYOBJECT)GetProcAddress( hNtdll, "ZwOpenDirectoryObject");
- ZwQueryDirectoryObject = (ZWQUERYDIRECTORYOBJECT)GetProcAddress( hNtdll, "ZwQueryDirectoryObject");
- ZwOpenSymbolicLinkObject = (ZWOPENSYMBOLICKLINKOBJECT)GetProcAddress( hNtdll, "ZwOpenSymbolicLinkObject");
- ZwQuerySymbolicLinkObject = (ZWQUERYSYMBOLICKLINKOBJECT)GetProcAddress( hNtdll, "ZwQuerySymbolicLinkObject");
- ZwClose = (ZWCLOSE)GetProcAddress( hNtdll, "ZwClose");
- if (!RtlInitUnicodeString
- || !RtlEqualUnicodeString
- || !ZwOpenDirectoryObject
- || !ZwQueryDirectoryObject
- || !ZwOpenSymbolicLinkObject
- || !ZwQuerySymbolicLinkObject
- || !ZwClose){
- return FALSE;
- }
- return TRUE;
- }
- NTSTATUS QuerySymbolicLink(
- IN PUNICODE_STRING SymbolicLinkName,
- OUT PUNICODE_STRING LinkTarget
- )
- {
- OBJECT_ATTRIBUTES oa;
- NTSTATUS status;
- HANDLE handle;
- InitObjectAttributes(&oa, SymbolicLinkName,
- OBJ_CASE_INSENSITIVE,
- 0, 0);
- status = ZwOpenSymbolicLinkObject(&handle, GENERIC_READ, &oa);
- if (!NT_SUCCESS(status)) {
- return status;
- }
- LinkTarget->MaximumLength = MAX_PATH * sizeof(WCHAR);
- LinkTarget->Length = 0;
- LinkTarget->Buffer = (PWSTR)GlobalAlloc(GPTR, LinkTarget->MaximumLength);
- if (!LinkTarget->Buffer) {
- ZwClose(handle);
- return STATUS_INSUFFICIENT_RESOURCES;
- }
- RtlZeroMemory(LinkTarget->Buffer, LinkTarget->MaximumLength);
- status = ZwQuerySymbolicLinkObject(handle, LinkTarget, NULL);
- ZwClose(handle);
- if (!NT_SUCCESS(status)) {
- GlobalFree(LinkTarget->Buffer);
- }
- return status;
- }
- BOOL QueryHardiskVolume(UINT nDiskNo, UINT nPartNo, LPTSTR lpszTargetPath, DWORD dwLength)
- {
- NTSTATUS status;
- UNICODE_STRING szSymbolicLink;
- UNICODE_STRING szDeviceName;
- WCHAR *lpszSymbolicLink;
- CHAR *_lpszTargetPath;
- BOOL bRet = FALSE;
- lpszSymbolicLink = (PWSTR)GlobalAlloc(GPTR, MAX_PATH * sizeof(WCHAR));
- if (!lpszSymbolicLink){
- return FALSE;
- }
- wsprintfW(lpszSymbolicLink, L"\\Device\\Harddisk%u\\Partition%u", nDiskNo, nPartNo);
- //RtlInitUnicodeString(&szSymbolicLink, L"\\??\\C:");
- //RtlInitUnicodeString(&szSymbolicLink, L"\\??\\Harddisk0Partition1");
- //RtlInitUnicodeString(&szSymbolicLink, L"\\Device\\Harddisk0\\Partition1");
- RtlInitUnicodeString(&szSymbolicLink, lpszSymbolicLink);
- status = QuerySymbolicLink(&szSymbolicLink, &szDeviceName);
- if (STATUS_SUCCESS == status){
- _tprintf(_T("[%S] => [%S]\n"), szSymbolicLink.Buffer, szDeviceName.Buffer);
- if (szDeviceName.Length <= dwLength) {
- #ifndef _UNICODE
- _lpszTargetPath = WideCharToAnsi(szDeviceName.Buffer);
- if (_lpszTargetPath){
- //CopyMemory(lpszTargetPath, _lpszTargetPath, lstrlenA(_lpszTargetPath));
- lstrcpyA(lpszTargetPath, _lpszTargetPath);
- bRet = TRUE;
- delete [] _lpszTargetPath;
- }
- #else
- CopyMemory(lpszTargetPath, szDeviceName.Buffer, szDeviceName.Length)
- #endif
- }
- GlobalFree(szDeviceName.Buffer);
- }
- GlobalFree(lpszSymbolicLink);
- return bRet;
- }
#include <windows.h>
#include <tchar.h>
#include <stdlib.h>
#include <stdio.h>
// 定义函数返回值
typedef ULONG NTSTATUS;
// 宽字节字符串结构定义
typedef struct _UNICODE_STRING {
USHORT Length;
USHORT MaximumLength;
PWSTR Buffer;
} UNICODE_STRING, *PUNICODE_STRING;
// 对象属性定义
typedef struct _OBJECT_ATTRIBUTES {
ULONG Length;
HANDLE RootDirectory;
UNICODE_STRING *ObjectName;
ULONG Attributes;
PSECURITY_DESCRIPTOR SecurityDescriptor;
PSECURITY_QUALITY_OF_SERVICE SecurityQualityOfService;
} OBJECT_ATTRIBUTES, *POBJECT_ATTRIBUTES;
// 基本信息定义
typedef struct _DIRECTORY_BASIC_INFORMATION {
UNICODE_STRING ObjectName;
UNICODE_STRING ObjectTypeName;
} DIRECTORY_BASIC_INFORMATION, *PDIRECTORY_BASIC_INFORMATION;
// 返回值或状态类型定义
#define OBJ_CASE_INSENSITIVE 0x00000040L
#define DIRECTORY_QUERY (0x0001)
#define STATUS_SUCCESS ((NTSTATUS)0x00000000L) // ntsubauth
#define STATUS_MORE_ENTRIES ((NTSTATUS)0x00000105L)
#define STATUS_NO_MORE_ENTRIES ((NTSTATUS)0x8000001AL)
#define STATUS_BUFFER_TOO_SMALL ((NTSTATUS)0xC0000023L)
#define SYMBOLIC_LINK_QUERY (0x0001)
#define SYMBOLIC_LINK_ALL_ACCESS (STANDARD_RIGHTS_REQUIRED | 0x1)
// 初始化对象属性宏定义
#define InitializeObjectAttributes( p, n, a, r, s ) { \
(p)->Length = sizeof( OBJECT_ATTRIBUTES );\
(p)->RootDirectory = r;\
(p)->Attributes = a;\
(p)->ObjectName = n;\
(p)->SecurityDescriptor = s;\
(p)->SecurityQualityOfService = NULL;\
}
// 字符串初始化
typedef VOID (CALLBACK* RTLINITUNICODESTRING)(PUNICODE_STRING, PCWSTR);
RTLINITUNICODESTRING RtlInitUnicodeString;
// 字符串比较
typedef
BOOLEAN
(WINAPI *RTLEQUALUNICODESTRING)(
const UNICODE_STRING *String1,
const UNICODE_STRING *String2,
BOOLEAN CaseInSensitive
);
RTLEQUALUNICODESTRING RtlEqualUnicodeString;
// 打开对象
typedef NTSTATUS (WINAPI *ZWOPENDIRECTORYOBJECT)(
OUT PHANDLE DirectoryHandle,
IN ACCESS_MASK DesiredAccess,
IN POBJECT_ATTRIBUTES ObjectAttributes
);
ZWOPENDIRECTORYOBJECT ZwOpenDirectoryObject;
// 查询对象
typedef
NTSTATUS
(WINAPI *ZWQUERYDIRECTORYOBJECT)(
IN HANDLE DirectoryHandle,
OUT PVOID Buffer,
IN ULONG BufferLength,
IN BOOLEAN ReturnSingleEntry,
IN BOOLEAN RestartScan,
IN OUT PULONG Context,
OUT PULONG ReturnLength OPTIONAL
);
ZWQUERYDIRECTORYOBJECT ZwQueryDirectoryObject;
// 打开符号链接对象
typedef
NTSTATUS
(WINAPI *ZWOPENSYMBOLICKLINKOBJECT)(
OUT PHANDLE SymbolicLinkHandle,
IN ACCESS_MASK DesiredAccess,
IN POBJECT_ATTRIBUTES ObjectAttributes
);
ZWOPENSYMBOLICKLINKOBJECT ZwOpenSymbolicLinkObject;
// 查询符号链接对象
typedef
NTSTATUS
(WINAPI *ZWQUERYSYMBOLICKLINKOBJECT)(
IN HANDLE SymbolicLinkHandle,
IN OUT PUNICODE_STRING TargetName,
OUT PULONG ReturnLength OPTIONAL
);
ZWQUERYSYMBOLICKLINKOBJECT ZwQuerySymbolicLinkObject;
// 关闭已经打开的对象
typedef
NTSTATUS
(WINAPI *ZWCLOSE)(
IN HANDLE Handle
);
ZWCLOSE ZwClose;
#define InitObjectAttributes( p, n, a, r, s ) { \
(p)->Length = sizeof( OBJECT_ATTRIBUTES ); \
(p)->RootDirectory = r; \
(p)->Attributes = a; \
(p)->ObjectName = n; \
(p)->SecurityDescriptor = s; \
(p)->SecurityQualityOfService = NULL; \
}
#define NT_SUCCESS(Status) ((NTSTATUS)(Status) >= 0)
#define STATUS_INSUFFICIENT_RESOURCES ((NTSTATUS)0xC000009AL) // ntsubauth
HMODULE hNtdll = NULL;
BOOL LoadNtdllModule(void)
{
hNtdll = LoadLibrary(_T("ntdll.dll" ));
if ( NULL == hNtdll ) {
_tprintf(_T("[%s]--Load ntdll.dll failed(%ld).\r\n"), __FUNCTION__, GetLastError());
return FALSE;
}
return TRUE;
}
void FreeNtdllModule(void)
{
if (hNtdll) {
FreeLibrary(hNtdll);
}
}
BOOL InitNtdllAPI(void)
{
RtlInitUnicodeString = (RTLINITUNICODESTRING)GetProcAddress( hNtdll, "RtlInitUnicodeString");
RtlEqualUnicodeString = (RTLEQUALUNICODESTRING)GetProcAddress( hNtdll, "RtlEqualUnicodeString");
ZwOpenDirectoryObject = (ZWOPENDIRECTORYOBJECT)GetProcAddress( hNtdll, "ZwOpenDirectoryObject");
ZwQueryDirectoryObject = (ZWQUERYDIRECTORYOBJECT)GetProcAddress( hNtdll, "ZwQueryDirectoryObject");
ZwOpenSymbolicLinkObject = (ZWOPENSYMBOLICKLINKOBJECT)GetProcAddress( hNtdll, "ZwOpenSymbolicLinkObject");
ZwQuerySymbolicLinkObject = (ZWQUERYSYMBOLICKLINKOBJECT)GetProcAddress( hNtdll, "ZwQuerySymbolicLinkObject");
ZwClose = (ZWCLOSE)GetProcAddress( hNtdll, "ZwClose");
if (!RtlInitUnicodeString
|| !RtlEqualUnicodeString
|| !ZwOpenDirectoryObject
|| !ZwQueryDirectoryObject
|| !ZwOpenSymbolicLinkObject
|| !ZwQuerySymbolicLinkObject
|| !ZwClose){
return FALSE;
}
return TRUE;
}
NTSTATUS QuerySymbolicLink(
IN PUNICODE_STRING SymbolicLinkName,
OUT PUNICODE_STRING LinkTarget
)
{
OBJECT_ATTRIBUTES oa;
NTSTATUS status;
HANDLE handle;
InitObjectAttributes(&oa, SymbolicLinkName,
OBJ_CASE_INSENSITIVE,
0, 0);
status = ZwOpenSymbolicLinkObject(&handle, GENERIC_READ, &oa);
if (!NT_SUCCESS(status)) {
return status;
}
LinkTarget->MaximumLength = MAX_PATH * sizeof(WCHAR);
LinkTarget->Length = 0;
LinkTarget->Buffer = (PWSTR)GlobalAlloc(GPTR, LinkTarget->MaximumLength);
if (!LinkTarget->Buffer) {
ZwClose(handle);
return STATUS_INSUFFICIENT_RESOURCES;
}
RtlZeroMemory(LinkTarget->Buffer, LinkTarget->MaximumLength);
status = ZwQuerySymbolicLinkObject(handle, LinkTarget, NULL);
ZwClose(handle);
if (!NT_SUCCESS(status)) {
GlobalFree(LinkTarget->Buffer);
}
return status;
}
BOOL QueryHardiskVolume(UINT nDiskNo, UINT nPartNo, LPTSTR lpszTargetPath, DWORD dwLength)
{
NTSTATUS status;
UNICODE_STRING szSymbolicLink;
UNICODE_STRING szDeviceName;
WCHAR *lpszSymbolicLink;
CHAR *_lpszTargetPath;
BOOL bRet = FALSE;
lpszSymbolicLink = (PWSTR)GlobalAlloc(GPTR, MAX_PATH * sizeof(WCHAR));
if (!lpszSymbolicLink){
return FALSE;
}
wsprintfW(lpszSymbolicLink, L"\\Device\\Harddisk%u\\Partition%u", nDiskNo, nPartNo);
//RtlInitUnicodeString(&szSymbolicLink, L"\\??\\C:");
//RtlInitUnicodeString(&szSymbolicLink, L"\\??\\Harddisk0Partition1");
//RtlInitUnicodeString(&szSymbolicLink, L"\\Device\\Harddisk0\\Partition1");
RtlInitUnicodeString(&szSymbolicLink, lpszSymbolicLink);
status = QuerySymbolicLink(&szSymbolicLink, &szDeviceName);
if (STATUS_SUCCESS == status){
_tprintf(_T("[%S] => [%S]\n"), szSymbolicLink.Buffer, szDeviceName.Buffer);
if (szDeviceName.Length <= dwLength) {
#ifndef _UNICODE
_lpszTargetPath = WideCharToAnsi(szDeviceName.Buffer);
if (_lpszTargetPath){
//CopyMemory(lpszTargetPath, _lpszTargetPath, lstrlenA(_lpszTargetPath));
lstrcpyA(lpszTargetPath, _lpszTargetPath);
bRet = TRUE;
delete [] _lpszTargetPath;
}
#else
CopyMemory(lpszTargetPath, szDeviceName.Buffer, szDeviceName.Length)
#endif
}
GlobalFree(szDeviceName.Buffer);
}
GlobalFree(lpszSymbolicLink);
return bRet;
}
- TCHAR szDeviceName[MAX_PATH];
- if (LoadNtdllModule()) {
- if(InitNtdllAPI()){
- QueryHardiskVolume(0, 1, szDeviceName, MAX_PATH);
- }
- FreeNtdllModule();
- }
TCHAR szDeviceName[MAX_PATH];
if (LoadNtdllModule()) {
if(InitNtdllAPI()){
QueryHardiskVolume(0, 1, szDeviceName, MAX_PATH);
}
FreeNtdllModule();
}

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