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|
/*
Windows内核下注册表的操作!
编译方法参见makefile. TAB = 8
HKEY_LOCAL_MACHINE = \\Registry\\Machine
HKEY_USERS = \\Registry\\User
HKEY_CURRENT_CONFIG = \\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Hardware\\Profiles\\Current
HKEY_CLASSES_ROOT = \\Registry\\Machine\\SOFTWARE\\Classes\\
*/
#include <ntddk.h>
#include <ntstrsafe.h>
#define REG_SOFTWARE_KEY_NAME L"\\Registry\\Machine\\Software\\JoenRegister"
#define REG_SOFTWARE_VALUE_NAME L"SubItem"
//===========================================================================
//创建新键值
#pragma code_seg( "INIT" )
NTSTATUS CreateNewKey( ) {
HANDLE hKey;
HANDLE hKey2;
ULONG ulResult;
OBJECT_ATTRIBUTES Obj_Attr;
NTSTATUS Status;
UNICODE_STRING UStKeyName = RTL_CONSTANT_STRING( REG_SOFTWARE_KEY_NAME );
UNICODE_STRING UStValueName = RTL_CONSTANT_STRING( REG_SOFTWARE_VALUE_NAME );
InitializeObjectAttributes(&Obj_Attr, &UStKeyName, OBJ_CASE_INSENSITIVE, NULL, NULL );
//创建或带开注册表项目
Status = ZwCreateKey( &hKey,KEY_ALL_ACCESS,&Obj_Attr,0,NULL,REG_OPTION_NON_VOLATILE,&ulResult );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "创建/打开\\Registry\\Machine\\Software\\JoenRegister注册表失败!\n" ));
return Status;
}else {
//判断是被新创建，还是已经被创建
if( ulResult == REG_CREATED_NEW_KEY ) {
KdPrint(("创建\\Registry\\Machine\\Software\\JoenRegister键值成功\n"));
}else if( ulResult == REG_OPENED_EXISTING_KEY ) {
KdPrint(("打开\\Registry\\Machine\\Software\\JoenRegister键值成功\n"));
}
}
//打开一个注册表句柄下的一个子项目
InitializeObjectAttributes( &Obj_Attr, &UStValueName, OBJ_CASE_INSENSITIVE, hKey, NULL );
//创建/打开一个注册表句柄下的另一个句柄
Status = ZwCreateKey( &hKey2,KEY_ALL_ACCESS,&Obj_Attr,0,NULL,REG_OPTION_NON_VOLATILE,&ulResult);
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "创建打开子句柄SubItem失败!\n" ));
return Status;
}else {
//判断是被新创建，还是已经被创建
if( ulResult == REG_CREATED_NEW_KEY ) {
KdPrint(("创建子句柄SubItem成功\n"));
}else if( ulResult == REG_OPENED_EXISTING_KEY ) {
KdPrint(("打开子句柄SubItem成功\n"));
}
}
ZwClose( hKey2 );
ZwClose( hKey );
//----------------------------------------------------------------------------
InitializeObjectAttributes( &Obj_Attr, &UStKeyName, OBJ_CASE_INSENSITIVE, NULL, NULL );
//只是打开注册表项目, 如果不存在返回失败
Status = ZwOpenKey( &hKey,KEY_ALL_ACCESS, &Obj_Attr );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "打开\\Registry\\Machine\\Software\\JoenRegister失败\n" ));
return Status;
}else {
KdPrint(( "打开\\Registry\\Machine\\Software\\JoenRegister成功\n" ));
}
ZwClose( hKey );
return Status;
}
//===========================================================================
//设置键值试验, 设置键值可以覆盖原来的值.
#pragma code_seg( "INIT" )
NTSTATUS SetKeyValue() {
HANDLE hKey = 0;
ULONG ulResult;
ULONG ulValue;
NTSTATUS Status;
CHAR byArr\[8\] = {0};
OBJECT_ATTRIBUTES Obj_Attr;
UNICODE_STRING UStValueKey = RTL_CONSTANT_STRING( L"Reg_Sz" );
UNICODE_STRING UStKeyName = RTL_CONSTANT_STRING( REG_SOFTWARE_KEY_NAME );
InitializeObjectAttributes(&Obj_Attr, &UStKeyName, OBJ_CASE_INSENSITIVE, NULL, NULL );
//创建或带开注册表项目
Status = ZwCreateKey( &hKey,KEY_ALL_ACCESS,&Obj_Attr,0,NULL,REG_OPTION_NON_VOLATILE,&ulResult );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "创建/打开\\Registry\\Machine\\Software\\JoenRegister注册表失败!\n" ));
return Status;
}else {
//判断是被新创建，还是已经被创建
if( ulResult == REG_CREATED_NEW_KEY ) {
KdPrint(("创建\\Registry\\Machine\\Software\\JoenRegister键值成功\n"));
}else if( ulResult == REG_OPENED_EXISTING_KEY ) {
KdPrint(("打开\\Registry\\Machine\\Software\\JoenRegister键值成功\n"));
}
}
do {
//设置默认键值
Status = ZwSetValueKey(hKey, (PUNICODE_STRING)byArr, 0,REG_SZ, L"Hello",sizeof(L"hello")+2);
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "设置默认键值失败\n" ));
break;
}
//设置某个键的键值
Status = ZwSetValueKey(hKey, &UStValueKey, 0, REG_SZ, L"String", sizeof(L"String")+2 );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "设置Reg_Sz键值失败\n" ));
break;
}
//设置某个键的键值 DWORD类型
ulValue = 100;
RtlInitUnicodeString(&UStValueKey, L"Reg_Dword" );
Status = ZwSetValueKey(hKey, &UStValueKey, 0, REG_DWORD, &ulValue, sizeof(ulValue));
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "设置Reg_Sz键值失败\n" ));
break;
}
} while ( FALSE );
if ( hKey ) {
ZwClose(hKey);
}
return Status;
}
//===========================================================================
//查询键值试验, 这个查询键值ZwQueryValueKey 和那个ZwQuery, 注意区分
#pragma code_seg( "INIT" )
NTSTATUS QueryValueInfo() {
HANDLE hKey = 0;
ULONG ulResult;
ULONG ulSize;
NTSTATUS Status;
OBJECT_ATTRIBUTES Obj_Attr;
UNICODE_STRING UStValueKey = RTL_CONSTANT_STRING( L"Reg_Dword" );
UNICODE_STRING UStKeyName = RTL_CONSTANT_STRING( REG_SOFTWARE_KEY_NAME );
PKEY_VALUE_PARTIAL_INFORMATION pKeyPartialInfo = NULL;
InitializeObjectAttributes(&Obj_Attr, &UStKeyName, OBJ_CASE_INSENSITIVE, NULL, NULL );
//创建或带开注册表项目
Status = ZwCreateKey( &hKey,KEY_ALL_ACCESS,&Obj_Attr,0,NULL,REG_OPTION_NON_VOLATILE,&ulResult );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "创建/打开\\Registry\\Machine\\Software\\JoenRegister注册表失败!\n" ));
return Status;
}else {
//判断是被新创建，还是已经被创建
if( ulResult == REG_CREATED_NEW_KEY ) {
KdPrint(("创建\\Registry\\Machine\\Software\\JoenRegister键值成功\n"));
}else if( ulResult == REG_OPENED_EXISTING_KEY ) {
KdPrint(("打开\\Registry\\Machine\\Software\\JoenRegister键值成功\n"));
}
}
do {
//读取REG_DWORD子键, 这里只是尝试着搞一下
Status = ZwQueryValueKey( hKey, &UStValueKey, KeyValuePartialInformation,NULL,0,&ulSize);
if ( Status == STATUS_OBJECT_NAME_NOT_FOUND || ulSize==0 ) {
KdPrint(("Reg_Dword子键不存在\n"));
break;
}
//分配结构需要的内存
pKeyPartialInfo = ExAllocatePool(PagedPool,ulSize);
if ( !pKeyPartialInfo ) {
KdPrint(( "pKeyPartialInfo内存分配失败\n" ));
break;
}
//这次才是真正的查询
Status = ZwQueryValueKey(hKey, &UStValueKey,KeyValuePartialInformation,
pKeyPartialInfo,ulSize,&ulSize);
if ( !NT_SUCCESS(Status) ) {
KdPrint(("读取Reg_Dword子键失败\n"));
break;
}
//判断是否为REG_DWORD类型
if (pKeyPartialInfo->Type==REG_DWORD && pKeyPartialInfo->DataLength==sizeof(ULONG))
{
KdPrint(("查询子键 Reg_Dword:%d\n", \*((PULONG)pKeyPartialInfo->Data)) );
}
if ( pKeyPartialInfo ) {
ExFreePool( pKeyPartialInfo );
pKeyPartialInfo = NULL;
}
//---------------------------------------------------------------------------
RtlInitUnicodeString( &UStValueKey, L"Reg_Sz" );
//读取REG_SZ子键
Status = ZwQueryValueKey(hKey,&UStValueKey,KeyValuePartialInformation,NULL,0,&ulSize);
if ( Status == STATUS_OBJECT_NAME_NOT_FOUND || ulSize==0 ) {
KdPrint(("Reg_Sz子键不存在!\n"));
break;
}
//分配结构需要的内存
pKeyPartialInfo = ExAllocatePool(PagedPool,ulSize);
if ( !pKeyPartialInfo ) {
KdPrint(( "pKeyPartialInfo内存分配失败\n" ));
break;
}
//这次才是真正的查询
Status = ZwQueryValueKey(hKey, &UStValueKey,KeyValuePartialInformation,
pKeyPartialInfo,ulSize,&ulSize);
if ( !NT_SUCCESS(Status) ) {
KdPrint(("读取Reg_Sz子键失败\n"));
break;
}
//判断是否为REG_SZ类型
if (pKeyPartialInfo->Type==REG_SZ ){
KdPrint(("Reg_Sz值为:%ws\n",pKeyPartialInfo->Data) );
}
} while ( FALSE );
//---------------------------------------------------------------------------
if ( hKey ) {
ZwClose(hKey);
}
if ( pKeyPartialInfo ) {
ExFreePool( pKeyPartialInfo );
}
return Status;
}
//===========================================================================
//枚举子项中的键值, 键值哈.
//pUSzRegPath :要枚举的子项目名称
#pragma code_seg( "INIT" )
VOID EnumerateSubValue( const PUNICODE_STRING pUSzRegPath ) {
HANDLE hKey = 0;
ULONG ulSize;
ULONG i;
NTSTATUS Status;
UNICODE_STRING UStKeyName;
OBJECT_ATTRIBUTES Obj_Attr;
PKEY_FULL_INFORMATION pKeyFullInfo = NULL;
PKEY_VALUE_BASIC_INFORMATION pKeyValueBasicInfo = NULL;
//初始化objectAttributes
InitializeObjectAttributes( &Obj_Attr, pUSzRegPath,OBJ_CASE_INSENSITIVE,NULL,NULL);
//打开注册表
Status = ZwOpenKey( &hKey, KEY_ALL_ACCESS,&Obj_Attr );
if (!NT_SUCCESS(Status)){
return;
}
//首次尝试查询子项信息
ZwQueryKey( hKey,KeyFullInformation,NULL,0, &ulSize );
pKeyFullInfo = (PKEY_FULL_INFORMATION)ExAllocatePool(PagedPool,ulSize);
if ( !pKeyFullInfo ) {
return;
}
//再次查询子项信息
Status = ZwQueryKey( hKey, KeyFullInformation, pKeyFullInfo, ulSize, &ulSize );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "查询子项信息失败!\n" ));
}
for ( i=0; i< pKeyFullInfo->Values; i++ ) {
//枚举键值信息
ZwEnumerateValueKey( hKey,i, KeyValueBasicInformation, NULL, 0, &ulSize );
pKeyValueBasicInfo =(PKEY_VALUE_BASIC_INFORMATION)ExAllocatePool(PagedPool,ulSize);
if ( !pKeyValueBasicInfo ) {
KdPrint(( "内存申请失败!\n" ));
break;
}
Status = ZwEnumerateValueKey(hKey,i,KeyValueBasicInformation,pKeyValueBasicInfo,
ulSize,&ulSize);
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "枚举键值失败!\n" ));
}
UStKeyName.Length = UStKeyName.MaximumLength =(USHORT)pKeyValueBasicInfo->NameLength;
UStKeyName.Buffer = pKeyValueBasicInfo->Name;
KdPrint(("\t子项%d名称:%wZ\t",i,&UStKeyName));
if (pKeyValueBasicInfo->Type==REG_SZ ){
KdPrint(( "REG_SZ\n" ));
}else if (pKeyValueBasicInfo->Type==REG_MULTI_SZ ){
KdPrint(( "REG_MULTI_SZ\n" ));
}else if (pKeyValueBasicInfo->Type==REG_DWORD ){
KdPrint(( "REG_DWORD\n" ));
}else if (pKeyValueBasicInfo->Type==REG_BINARY ){
KdPrint(( "REG_BINARY\n" ));
}
if ( pKeyValueBasicInfo ) {
ExFreePool(pKeyValueBasicInfo);
pKeyValueBasicInfo = NULL;
}
}
//---------------------------------------------------------------------------
if ( pKeyFullInfo ) {
ExFreePool(pKeyFullInfo);
}
if ( hKey ) {
ZwClose(hKey);
}
}
//===========================================================================
//枚举键值和子项测试, 删除只能从最底层开始删除.
#pragma code_seg( "INIT" )
NTSTATUS EnumerateKeyValue() {
HANDLE hKey = 0;
ULONG ulSize;
ULONG i;
NTSTATUS Status;
UNICODE_STRING UStKeyName;
UNICODE_STRING UStSubKeyName;
OBJECT_ATTRIBUTES Obj_Attr;
PKEY_FULL_INFORMATION pKeyFullInfo = NULL;
PKEY_BASIC_INFORMATION pKeyBasicInfo = NULL;
UNICODE_STRING UStItemName = RTL_CONSTANT_STRING( L"\\Registry\\Machine\\Software\\" );
//初始化objectAttributes
InitializeObjectAttributes(&Obj_Attr,&UStItemName,OBJ_CASE_INSENSITIVE,NULL,NULL );
//打开注册表
Status = ZwOpenKey( &hKey,KEY_ALL_ACCESS,&Obj_Attr);
if ( NT_SUCCESS( Status )) {
KdPrint(( "打开注册表\\Registry\\Machine\\Software\\成功, 准备枚举\n" ));
}else {
KdPrint(( "打开注册表成功失败\n" ));
}
do {
//第一次调用ZwQueryKey为了获取KEY_FULL_INFORMATION数据的长度
Status = ZwQueryKey(hKey,KeyFullInformation,NULL,0,&ulSize );
pKeyFullInfo = (PKEY_FULL_INFORMATION)ExAllocatePool(PagedPool,ulSize);
if ( !pKeyFullInfo ) {
KdPrint(( "内存分配失败\n" ));
break;
}
//第二次调用ZwQueryKey为了获取KEY_FULL_INFORMATION数据的数据
Status = ZwQueryKey(hKey,KeyFullInformation,pKeyFullInfo,ulSize,&ulSize);
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "二次查询子键信息失败\n" ));
break;
}
//---------------------------------------------------------------------------
for (i=0; i < pKeyFullInfo->SubKeys; i++ ) {
//第一次调用ZwEnumerateKey为了获取KEY_BASIC_INFORMATION数据的长度
ZwEnumerateKey(hKey,i,KeyBasicInformation,NULL,0,&ulSize);
pKeyBasicInfo = ExAllocatePool(PagedPool,ulSize);
if ( !pKeyBasicInfo ) {
break;
}
//第二次调用ZwEnumerateKey为了获取KEY_BASIC_INFORMATION数据的数据
Status = ZwEnumerateKey( hKey,i,KeyBasicInformation,pKeyBasicInfo,ulSize,&ulSize);
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "枚举子键的时候遇到错误\n" ));
break;
}
//填写名称信息
UStKeyName.Length = UStKeyName.MaximumLength = (USHORT)pKeyBasicInfo->NameLength;
UStKeyName.Buffer = pKeyBasicInfo->Name;
KdPrint(("第 %d 项的名称是: %wZ\n",i,&UStKeyName));
//给子字符串分配内存
UStSubKeyName.Buffer = (PWSTR)ExAllocatePool( PagedPool, \\
sizeof(L"\\Registry\\Machine\\Software\\") + wcslen(UStKeyName.Buffer)\*2+2 );
UStSubKeyName.MaximumLength = sizeof(L"\\Registry\\Machine\\Software\\")
+ wcslen(UStKeyName.Buffer)\*2+2;
RtlCopyUnicodeString( &UStSubKeyName, &UStItemName );
RtlUnicodeStringCat( &UStSubKeyName, &UStKeyName);
//枚举子键值.
EnumerateSubValue( &UStSubKeyName );
if ( pKeyBasicInfo ) {
ExFreePool( pKeyBasicInfo );
pKeyBasicInfo = NULL;
}
RtlFreeUnicodeString( &UStSubKeyName );
}
if ( pKeyBasicInfo ) {
ExFreePool(pKeyBasicInfo);
}
} while ( FALSE );
//---------------------------------------------------------------------------
if ( pKeyFullInfo ) {
ExFreePool(pKeyFullInfo);
}
if ( hKey ) {
ZwClose(hKey);
}
return Status;
}
//===========================================================================
//删除子项试验
#pragma code_seg( "INIT" )
NTSTATUS DeleteKey() {
HANDLE hKey = 0;
NTSTATUS Status;
OBJECT_ATTRIBUTES ObjAttr;
UNICODE_STRING UStKeyName =
RTL_CONSTANT_STRING( L"\\Registry\\Machine\\Software\\JoenRegister\\SubItem");
//初始化objectAttributes
InitializeObjectAttributes(&ObjAttr,&UStKeyName,OBJ_CASE_INSENSITIVE,NULL,NULL );
//打开注册表
Status = ZwOpenKey( &hKey, KEY_ALL_ACCESS,&ObjAttr );
if ( !NT_SUCCESS(Status) ){
KdPrint(( "打开注册表失败!\n" ));
return Status;
}
//删除键
Status = ZwDeleteKey( hKey );
if ( NT_SUCCESS(Status) ){
KdPrint(("删除\\Registry\\Machine\\Software\\JoenRegister\\SubItem成功!\n"));
}else if( Status == STATUS_ACCESS_DENIED ){
KdPrint(("权限不够\n"));
}else if( Status == STATUS_INVALID_HANDLE ){
KdPrint(("句柄无效\n"));
}else{
KdPrint(("无法删除\n"));
}
if ( hKey ) {
ZwClose( hKey);
}
return Status;
}
//===========================================================================
//Rtl系列函数试验
#pragma code_seg( "INIT" )
NTSTATUS RtlRegister() {
ULONG ulValue;
NTSTATUS Status;
ULONG ulDefaultData=0;
ULONG ulQueryValue;
PWCHAR SzString = L"Sz_Hello";
RTL_QUERY_REGISTRY_TABLE RtlQueryTab\[2\] = {0};
//按照绝对路径创建一个键
Status = RtlCreateRegistryKey(RTL_REGISTRY_ABSOLUTE,REG_SOFTWARE_KEY_NAME );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "创建子键失败!\n" ));
return Status;
}else {
KdPrint(( "创建子键成功!\n" ));
}
//检查某项是否存在
Status = RtlCheckRegistryKey(RTL_REGISTRY_ABSOLUTE, REG_SOFTWARE_KEY_NAME );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "子键不存在!\n" ));
return Status;
}else {
KdPrint(( "子键存在!\n" ));
}
//写入REG_DWORD的数据
ulValue = 100;
Status = RtlWriteRegistryValue( RTL_REGISTRY_ABSOLUTE, REG_SOFTWARE_KEY_NAME,
L"DWORD_Value",REG_DWORD, &ulValue, sizeof(ulValue) );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "写入子键失败!\n" ));
return Status;
}else {
KdPrint(( "写入子键成功!\n" ));
}
//写入一个字符串
Status = RtlWriteRegistryValue( RTL_REGISTRY_ABSOLUTE,REG_SOFTWARE_KEY_NAME,
L"SZ_Value",REG_SZ, SzString, wcslen(SzString)\*2+2 );
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "写入字符串失败!\n" ));
return Status;
}else {
KdPrint(( "写入字符串成功!\n" ));
}
//查询REG_DWORD的数据
RtlQueryTab\[0\].Flags = RTL_QUERY_REGISTRY_DIRECT;
RtlQueryTab\[0\].Name = L"DWORD_Value";
RtlQueryTab\[0\].EntryContext = &ulQueryValue;
RtlQueryTab\[0\].DefaultType = REG_DWORD;
RtlQueryTab\[0\].DefaultData = &ulDefaultData;
RtlQueryTab\[0\].DefaultLength = sizeof(ULONG);
Status = RtlQueryRegistryValues(RTL_REGISTRY_ABSOLUTE,REG_SOFTWARE_KEY_NAME,
RtlQueryTab,NULL,NULL);
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "查询失败!\n" ));
return Status;
}else {
KdPrint(( "查询成功, 值为%d!\n", ulQueryValue ));
}
//删除子键
Status = RtlDeleteRegistryValue(RTL_REGISTRY_ABSOLUTE, REG_SOFTWARE_KEY_NAME,L"DWORD_Value");
if ( !NT_SUCCESS(Status) ) {
KdPrint(( "删除子键失败!\n" ));
return Status;
}else {
KdPrint(( "删除子键成功!\n" ));
}
return Status;
}
//===========================================================================
#pragma code_seg( "INIT" )
NTSTATUS DriverEntry( PDRIVER_OBJECT pDriverObj, PUNICODE_STRING pUStrPath ) {
CreateNewKey(); //创建新键值试验
SetKeyValue(); //设置键值试验
QueryValueInfo(); //查询键值试验
EnumerateKeyValue(); //枚举键值和项测试
DeleteKey(); //删除子项试验
RtlRegister(); //Rtl系列函数试验
return -2;
}
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