421 lines
9.2 KiB
C
421 lines
9.2 KiB
C
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#ifndef _VREGISTRY_H_
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#define _VREGISTRY_H_
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#include "precomp.h"
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#define SUCCESS(x) ((x) == ERROR_SUCCESS)
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#define FAILURE(x) (!SUCCESS(x))
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#define szOutOfMemory "ERROR OUT OF MEMORY"
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struct VIRTUALKEY;
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struct VIRTUALVAL;
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struct ENUMENTRY;
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struct OPENKEY;
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//
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// Callback for QueryValue
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//
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typedef LONG (WINAPI *_pfn_QueryValue)(
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OPENKEY *key,
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VIRTUALKEY *vkey,
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VIRTUALVAL *vvalue);
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//
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// Callback for SetValue
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//
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typedef LONG (WINAPI *_pfn_SetValue)(
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OPENKEY *key,
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VIRTUALKEY *vkey,
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VIRTUALVAL *vvalue,
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DWORD dwType,
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const BYTE* pbData,
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DWORD cbData);
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//
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// Callback for OpenKey, called before virtual keys are searched.
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//
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typedef LONG (WINAPI *_pfn_OpenKeyTrigger)(WCHAR* wszKey);
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//
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// A generic prototype for RegEnumValue and RegEnumKeyEx.
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// This is used to simplify the enumeration code.
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// When using this function pointer, the last four parameters
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// must be NULL.
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//
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typedef LONG (WINAPI *_pfn_EnumFunction)(HKEY hKey, DWORD dwIndex, LPWSTR lpName,
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LPDWORD lpcName, void*, void*, void*, void*);
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//
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// Redirector: maps a key from one location to another
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//
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struct REDIRECTOR
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{
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REDIRECTOR *next;
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LPWSTR wzPath;
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LPWSTR wzPathNew;
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};
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//
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// Protector: Prevents the key in the path from being deleted or modified.
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//
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struct PROTECTOR
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{
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PROTECTOR *next;
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LPWSTR wzPath;
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};
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//
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// Open registry key as opened with RegCreateKey/Ex or RegOpenKey/Ex
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//
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struct OPENKEY
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{
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OPENKEY *next;
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HKEY hkOpen;
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BOOL bVirtual;
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BOOL bRedirected;
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VIRTUALKEY *vkey;
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LPWSTR wzPath;
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ENUMENTRY* enumKeys;
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ENUMENTRY* enumValues;
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template<class T>
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ENUMENTRY* AddEnumEntries(T* entryHead, _pfn_EnumFunction enumFunc);
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VOID BuildEnumList();
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VOID FlushEnumList();
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};
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//
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// Virtual value: holds virtual registry value, owned by VIRTUALKEY
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//
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struct VIRTUALVAL
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{
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VIRTUALVAL *next;
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WCHAR wName[MAX_PATH];
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DWORD dwType;
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BYTE *lpData;
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DWORD cbData;
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_pfn_QueryValue pfnQueryValue;
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_pfn_SetValue pfnSetValue;
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};
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//
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// Virtual key: holds virtual key and values, owned by other virtualkeys
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//
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struct VIRTUALKEY
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{
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VIRTUALKEY *next;
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VIRTUALKEY *keys;
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VIRTUALVAL *values;
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WCHAR wName[MAX_PATH];
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VIRTUALKEY *AddKey(
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LPCWSTR lpPath
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);
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VIRTUALVAL *AddValue(
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LPCWSTR lpValueName,
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DWORD dwType,
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BYTE *lpData,
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DWORD cbData = 0
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);
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VIRTUALVAL *AddValueDWORD(
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LPCWSTR lpValueName,
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DWORD dwValue
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);
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VIRTUALVAL *AddExpander(LPCWSTR lpValueName);
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VIRTUALVAL *AddProtector(LPCWSTR lpValueName);
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VIRTUALVAL *AddCustom(
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LPCWSTR lpValueName,
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_pfn_QueryValue pfnQueryValue
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);
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VIRTUALVAL *AddCustomSet(
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LPCWSTR lpValueName,
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_pfn_SetValue pfnSetValue
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);
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VIRTUALKEY *FindKey(LPCWSTR lpKeyName);
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VIRTUALVAL *FindValue(
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LPCWSTR lpValueName
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);
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VOID Free();
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};
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//
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// Enum entry: An entry in a list of all enumerated items belonging to a key.
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//
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struct ENUMENTRY
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{
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ENUMENTRY* next;
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LPWSTR wzName;
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};
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//
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// Open Key Trigger: Describes a function to be called when a key is opened.
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//
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struct OPENKEYTRIGGER
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{
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OPENKEYTRIGGER* next;
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LPWSTR wzPath;
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_pfn_OpenKeyTrigger pfnTrigger;
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};
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// Class to wrap the virtual registry functionality
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class CVirtualRegistry
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{
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private:
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OPENKEY *OpenKeys;
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VIRTUALKEY *Root;
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REDIRECTOR *Redirectors;
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PROTECTOR *KeyProtectors;
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OPENKEYTRIGGER *OpenKeyTriggers;
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HKEY CreateDummyKey();
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OPENKEY *FindOpenKey(HKEY hKey);
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BOOL CheckRedirect(
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LPWSTR *lpPath
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);
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BOOL CheckProtected(
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LPWSTR lpPath
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);
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VOID CheckTriggers(
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LPWSTR lpPath
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);
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VOID FlushEnumLists();
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public:
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BOOL Init();
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VOID Free();
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REDIRECTOR *AddRedirect(
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LPCWSTR lpPath,
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LPCWSTR lpPathNew);
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PROTECTOR *AddKeyProtector(
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LPCWSTR lpPath);
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OPENKEYTRIGGER* AddOpenKeyTrigger(
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LPCWSTR lpPath,
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_pfn_OpenKeyTrigger pfnOpenKey);
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VIRTUALKEY *AddKey(LPCWSTR lpPath);
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LONG OpenKeyA(
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HKEY hKey,
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LPCSTR lpSubKey,
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LPSTR lpClass,
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DWORD dwOptions,
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REGSAM samDesired,
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LPSECURITY_ATTRIBUTES pSecurityAttributes,
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HKEY *phkResult,
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LPDWORD lpdwDisposition,
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BOOL bCreate
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);
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LONG OpenKeyW(
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HKEY hKey,
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LPCWSTR lpSubKey,
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LPWSTR lpClass,
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DWORD dwOptions,
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REGSAM samDesired,
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LPSECURITY_ATTRIBUTES pSecurityAttributes,
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HKEY *phkResult,
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LPDWORD lpdwDisposition,
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BOOL bCreate,
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BOOL bRemote = FALSE,
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LPCWSTR lpMachineName = NULL
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);
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LONG QueryValueA(
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HKEY hKey,
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LPSTR lpValueName,
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LPDWORD lpType,
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LPBYTE lpData,
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LPDWORD lpcbData
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);
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LONG QueryValueW(
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HKEY hKey,
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LPWSTR lpValueName,
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LPDWORD lpType,
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LPBYTE lpData,
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LPDWORD lpcbData
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);
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LONG EnumKeyA(
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HKEY hKey,
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DWORD dwIndex,
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LPSTR lpName,
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LPDWORD lpcbName
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);
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LONG EnumKeyW(
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HKEY hKey,
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DWORD dwIndex,
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LPWSTR lpName,
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LPDWORD lpcbName
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);
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LONG EnumValueA(
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HKEY hKey,
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DWORD dwIndex,
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LPSTR lpValueName,
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LPDWORD lpcbValueName,
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LPDWORD lpType,
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LPBYTE lpData,
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LPDWORD lpcbData
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);
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LONG EnumValueW(
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HKEY hKey,
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DWORD dwIndex,
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LPWSTR lpValueName,
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LPDWORD lpcbValueName,
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LPDWORD lpType,
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LPBYTE lpData,
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LPDWORD lpcbData
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);
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LONG QueryInfoA(
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HKEY hKey,
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LPSTR lpClass,
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LPDWORD lpcbClass,
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LPDWORD lpReserved,
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LPDWORD lpcSubKeys,
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LPDWORD lpcbMaxSubKeyLen,
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LPDWORD lpcbMaxClassLen,
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LPDWORD lpcValues,
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LPDWORD lpcbMaxValueNameLen,
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LPDWORD lpcbMaxValueLen,
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LPDWORD lpcbSecurityDescriptor,
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PFILETIME lpftLastWriteTime
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);
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LONG QueryInfoW(
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HKEY hKey,
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LPWSTR lpClass,
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LPDWORD lpcbClass,
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LPDWORD lpReserved,
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LPDWORD lpcSubKeys,
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LPDWORD lpcbMaxSubKeyLen,
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LPDWORD lpcbMaxClassLen,
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LPDWORD lpcValues,
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LPDWORD lpcbMaxValueNameLen,
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LPDWORD lpcbMaxValueLen,
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LPDWORD lpcbSecurityDescriptor,
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PFILETIME lpftLastWriteTime
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);
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LONG SetValueA(
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HKEY hKey,
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LPCSTR lpValueName,
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DWORD dwType,
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CONST BYTE* lpData,
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DWORD cbData
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);
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LONG SetValueW(
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HKEY hKey,
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LPCWSTR lpValueName,
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DWORD dwType,
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CONST BYTE* lpData,
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DWORD cbData
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);
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LONG DeleteKeyA(
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HKEY hKey,
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LPCSTR lpSubKey
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);
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LONG DeleteKeyW(
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HKEY hKey,
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LPCWSTR lpSubKey
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);
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LONG CloseKey(HKEY hKey);
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};
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APIHOOK_ENUM_BEGIN
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APIHOOK_ENUM_ENTRY(RegConnectRegistryA)
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APIHOOK_ENUM_ENTRY(RegConnectRegistryW)
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APIHOOK_ENUM_ENTRY(RegOpenKeyExA)
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APIHOOK_ENUM_ENTRY(RegOpenKeyExW)
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APIHOOK_ENUM_ENTRY(RegQueryValueExA)
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APIHOOK_ENUM_ENTRY(RegQueryValueExW)
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APIHOOK_ENUM_ENTRY(RegCloseKey)
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APIHOOK_ENUM_ENTRY(RegOpenKeyA)
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APIHOOK_ENUM_ENTRY(RegOpenKeyW)
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APIHOOK_ENUM_ENTRY(RegQueryValueA)
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APIHOOK_ENUM_ENTRY(RegQueryValueW)
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APIHOOK_ENUM_ENTRY(RegCreateKeyA)
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APIHOOK_ENUM_ENTRY(RegCreateKeyW)
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APIHOOK_ENUM_ENTRY(RegCreateKeyExA)
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APIHOOK_ENUM_ENTRY(RegCreateKeyExW)
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APIHOOK_ENUM_ENTRY(RegEnumValueA)
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APIHOOK_ENUM_ENTRY(RegEnumValueW)
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APIHOOK_ENUM_ENTRY(RegEnumKeyA)
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APIHOOK_ENUM_ENTRY(RegEnumKeyW)
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APIHOOK_ENUM_ENTRY(RegEnumKeyExA)
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APIHOOK_ENUM_ENTRY(RegEnumKeyExW)
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APIHOOK_ENUM_ENTRY(RegQueryInfoKeyA)
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APIHOOK_ENUM_ENTRY(RegQueryInfoKeyW)
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APIHOOK_ENUM_ENTRY(RegSetValueExA)
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APIHOOK_ENUM_ENTRY(RegSetValueExW)
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APIHOOK_ENUM_ENTRY(RegDeleteKeyA)
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APIHOOK_ENUM_ENTRY(RegDeleteKeyW)
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APIHOOK_ENUM_END
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extern CVirtualRegistry VRegistry;
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extern LPWSTR MakePath(HKEY hkBase, LPCWSTR lpKey, LPCWSTR lpSubKey);
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extern LPWSTR SplitPath(LPCWSTR lpPath, HKEY *hkBase);
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// Type for the functions that build the keys
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typedef VOID (*_pfn_Builder)(char* szParam);
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enum PURPOSE {eWin9x, eWinNT, eWin2K, eWinXP, eCustom};
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// Entry in the table of custom registry settings
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struct VENTRY
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{
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WCHAR cName[64];
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_pfn_Builder pfnBuilder;
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PURPOSE ePurpose;
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// Indicates if this entry should be called as part of VRegistry initialization
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BOOL bShouldCall;
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// Parameter
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char* szParam;
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};
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extern VENTRY *g_pVList;
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#endif //_VREGISTRY_H_
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