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https://github.com/reactos/reactos.git
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little work on registry
svn path=/trunk/; revision=1291
This commit is contained in:
jean
parent
71ea66b0b8
commit
df3c817b6b
1 changed files with 51 additions and 26 deletions
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@ -1,4 +1,4 @@
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/* $Id: registry.c,v 1.23 2000/06/29 23:35:33 dwelch Exp $
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/* $Id: registry.c,v 1.24 2000/08/11 08:17:41 jean Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -11,6 +11,7 @@
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*/
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#undef WIN32_LEAN_AND_MEAN
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#include <defines.h>
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#include <ddk/ntddk.h>
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#include <internal/ob.h>
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#include <wchar.h>
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@ -18,11 +19,11 @@
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//#define NDEBUG
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#include <internal/debug.h>
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// #define PROTO_REG 1 /* Comment out to disable */
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#define PROTO_REG 1 /* Comment out to disable */
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/* ----------------------------------------------------- Typedefs */
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#if PROTO_REG
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#define ULONG_MAX 0x7fffffff
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#define REG_BLOCK_SIZE 4096
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#define REG_HEAP_BLOCK_DATA_OFFSET 32
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@ -39,6 +40,8 @@
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#define REG_ROOT_KEY_NAME L"\\Registry"
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#define SYSTEM_REG_FILE L"\\SystemDir\\System32\\Config\\SYSTEM.DAT"
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// BLOCK_OFFSET = offset in file after header block
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typedef DWORD BLOCK_OFFSET;
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typedef struct _HEADER_BLOCK
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@ -61,11 +64,12 @@ typedef struct _HEADER_BLOCK
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typedef struct _HEAP_BLOCK
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{
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DWORD BlockId;
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BLOCK_OFFSET PreviousHeapBlock;
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BLOCK_OFFSET NextHeapBlock;
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BLOCK_OFFSET BlockOffset;
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DWORD BlockSize;
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} HEAP_BLOCK, *PHEAP_BLOCK;
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// each sub_block begin with this struct :
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// in a free subblock, higher bit of SubBlockSize is set
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typedef struct _FREE_SUB_BLOCK
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{
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DWORD SubBlockSize;
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@ -76,19 +80,24 @@ typedef struct _KEY_BLOCK
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WORD SubBlockId;
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WORD Type;
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LARGE_INTEGER LastWriteTime;
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DWORD UnUsed1;
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BLOCK_OFFSET ParentKeyOffset;
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DWORD NumberOfSubKeys;
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DWORD UnUsed2;
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BLOCK_OFFSET HashTableOffset;
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DWORD UnUsed3;
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DWORD NumberOfValues;
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BLOCK_OFFSET ValuesOffset;
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BLOCK_OFFSET SecurityKeyOffset;
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BLOCK_OFFSET ClassNameOffset;
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DWORD Unused1;
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DWORD NameSize;
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DWORD ClassSize;
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WCHAR Name[1];
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DWORD Unused4[5];
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WORD NameSize;
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WORD ClassSize;
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WCHAR Name[0];
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} KEY_BLOCK, *PKEY_BLOCK;
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// hash record :
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// HashValue=four letters of value's name
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typedef struct _HASH_RECORD
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{
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BLOCK_OFFSET KeyOffset;
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@ -99,24 +108,24 @@ typedef struct _HASH_TABLE_BLOCK
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{
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WORD SubBlockId;
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WORD HashTableSize;
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HASH_RECORD Table[1];
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HASH_RECORD Table[0];
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} HASH_TABLE_BLOCK, *PHASH_TABLE_BLOCK;
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typedef struct _VALUE_LIST_BLOCK
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{
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BLOCK_OFFSET Values[1];
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BLOCK_OFFSET Values[0];
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} VALUE_LIST_BLOCK, *PVALUE_LIST_BLOCK;
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typedef struct _VALUE_BLOCK
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{
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WORD SubBlockId;
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WORD NameSize;
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DWORD DataSize;
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BLOCK_OFFSET DataOffset;
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WORD SubBlockId; // "kv"
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WORD NameSize; // length of Name
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DWORD DataSize; // length of datas in the subblock pinted by DataOffset
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BLOCK_OFFSET DataOffset; // datas are here if DataSize <=4
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DWORD DataType;
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WORD Flags;
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WORD Unused1;
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WCHAR Name[1];
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WCHAR Name[0];
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} VALUE_BLOCK, *PVALUE_BLOCK;
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typedef struct _IN_MEMORY_BLOCK
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@ -156,15 +165,23 @@ typedef struct _KEY_OBJECT
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/* ------------------------------------------------- File Statics */
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#if PROTO_REG
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static POBJECT_TYPE CmiKeyType = NULL;
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static PREGISTRY_FILE CmiVolatileFile = NULL;
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static PKEY_OBJECT CmiKeyList = NULL;
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static KSPIN_LOCK CmiKeyListLock;
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static PREGISTRY_FILE CmiVolatileFile = NULL;
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static PREGISTRY_FILE CmiSystemFile = NULL;
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#endif
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/* ----------------------------------------- Forward Declarations */
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static PVOID CmiObjectParse(PVOID ParsedObject, PWSTR *Path);
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#if PROTO_REG
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//static PVOID CmiObjectParse(PVOID ParsedObject, PWSTR *Path);
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static NTSTATUS CmiObjectParse(PVOID ParsedObject,
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PVOID *NextObject,
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PUNICODE_STRING FullPath,
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PWSTR *Path);
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static VOID CmiObjectDelete(PVOID DeletedObject);
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static NTSTATUS CmiBuildKeyPath(PWSTR *KeyPath,
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POBJECT_ATTRIBUTES ObjectAttributes);
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@ -489,7 +506,7 @@ NtDeleteKey (
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KeyObject->Flags |= KO_MARKED_FOR_DELETE;
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/* Dereference the object */
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ObDeleteHandle(KeyHandle);
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ObDeleteHandle(PsGetCurrentProcess(),KeyHandle);
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/* FIXME: I think that ObDeleteHandle should dereference the object */
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ObDereferenceObject(KeyObject);
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@ -1341,14 +1358,18 @@ RtlWriteRegistryValue (
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/* ------------------------------------------ Private Implementation */
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#if PROTO_REG
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static PVOID
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CmiObjectParse(PVOID ParsedObject, PWSTR *Path)
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#if PROTO_REG
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//static PVOID
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//CmiObjectParse(PVOID ParsedObject, PWSTR *Path)
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static NTSTATUS CmiObjectParse(PVOID ParsedObject,
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PVOID *NextObject,
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PUNICODE_STRING FullPath,
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PWSTR *Path)
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{
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NTSTATUS Status;
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/* FIXME: this should be allocated based on the largest subkey name */
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WCHAR CurKeyName[256];
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WCHAR CurKeyName[260];
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PWSTR Remainder, NextSlash;
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PREGISTRY_FILE RegistryFile;
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PKEY_OBJECT NewKeyObject;
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@ -1371,7 +1392,9 @@ CmiObjectParse(PVOID ParsedObject, PWSTR *Path)
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UserMode);
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*Path = NULL;
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return NewKeyObject;
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// return NewKeyObject;
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//FIXME
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return Status;
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}
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CurKeyBlock = CmiGetKeyBlock(RegistryFile,
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@ -1429,7 +1452,8 @@ CmiObjectParse(PVOID ParsedObject, PWSTR *Path)
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CmiKeyType);
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if (NewKeyObject == NULL)
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{
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return NULL;
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//FIXME : return the good error code
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return STATUS_UNSUCCESSFUL;
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}
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NewKeyObject->Flags = 0;
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NewKeyObject->Name = ExAllocatePool(NonPagedPool,
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@ -1440,7 +1464,8 @@ CmiObjectParse(PVOID ParsedObject, PWSTR *Path)
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CmiAddKeyToList(NewKeyObject);
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*Path = (Remainder != NULL) ? Remainder - 1 : NULL;
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return NewKeyObject;
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NextObject = (PVOID)NewKeyObject;
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return STATUS_SUCCESS;
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}
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static VOID
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