a little work on the registry code

svn path=/trunk/; revision=442
This commit is contained in:
Rex Jolliff 1999-05-10 00:06:49 +00:00
parent b9354028e0
commit 169894bcc5
4 changed files with 85 additions and 4 deletions

View file

@ -1,4 +1,8 @@
/*
* Object Manager structures and typedefs
*/
typedef struct _KEY_VALUE
{
ULONG Flags;
@ -10,6 +14,9 @@ typedef struct _KEY_VALUE
} KEY_VALUE, *PKEY_VALUE;
typedef struct _KEY_OBJECT
/*
* Type defining the Object Manager Key Object
*/
{
CSHORT Type;
CSHORT Size;
@ -30,7 +37,11 @@ typedef struct _KEY_OBJECT
struct _KEY_OBJECT *NextKey;
} KEY_OBJECT, *PKEY_OBJECT;
/* key query information class */
#define KO_MARKED_FOR_DELETE 0x00000001
/*
* key query information class
*/
typedef enum _KEY_INFORMATION_CLASS
{

View file

@ -70,6 +70,11 @@ typedef struct _OBJECT_TYPE
/*
* PURPOSE: Called when an open attempts to open a file apparently
* residing within the object
* RETURNS: a pointer to the object that corresponds to the child
* child of ParsedObject that is on Path. Path is modified to
* to point to the remainder of the path after the child. NULL
* should be return when a leaf is reached and Path should be
* left unchanged as a reault.
*/
PVOID (*Parse)(PVOID ParsedObject, PWSTR* Path);

View file

@ -88,8 +88,9 @@ TCHAR_OBJECTS = tchar/strdec.o tchar/strinc.o tchar/strninc.o tchar/strncnt.o t
TIME_OBJECTS = time/ctime.o time/difftime.o time/strftime.o time/time.o time/clock.o
# float/fpclass.o
FLOAT_OBJECTS = float/fpreset.o float/clearfp.o float/cntrlfp.o float/statfp.o float/logb.o\
float/chgsign.o float/fpclass.o float/isnan.o
float/chgsign.o float/isnan.o
SYS_STAT_OBJECTS = sys_stat/fstat.o sys_stat/stat.o sys_stat/futime.o

View file

@ -14,17 +14,23 @@
#include <internal/debug.h>
/* #define PROTO_REG 1 /* Comment out to disable */
/* FILE STATICS *************************************************************/
POBJECT_TYPE CmKeyType = NULL;
PKEY_OBJECT RootKey = NULL;
#if PROTO_REG
static PVOID CmpObjectParse(PVOID ParsedObject, PWSTR* Path);
#endif
/* FUNCTIONS *****************************************************************/
VOID
CmInitializeRegistry(VOID)
{
#if 0
#if PROTO_REG
ANSI_STRING AnsiString;
CmKeyType = ExAllocatePool(NonPagedPool, sizeof(OBJECT_TYPE));
@ -110,7 +116,7 @@ ZwCreateKey(PHANDLE KeyHandle,
ULONG CreateOptions,
PULONG Disposition)
{
#if 0
#if PROTO_REG
/* FIXME: Should CurLevel be alloced to handle arbitrary size components? */
WCHAR *S, *T, CurLevel[255];
PKEY_OBJECT ParentKey, CurSubKey, NewKey;
@ -691,3 +697,61 @@ NTSTATUS RtlWriteRegistryValue(ULONG RelativeTo,
UNIMPLEMENTED;
}
#if 0
static PVOID
CmpObjectParse(PVOID ParsedObject, PWSTR* Path)
{
PWSTR S, SubKeyBuffer;
PKEY_OBJECT CurrentKey, ChildKey;
UNIMPLEMENTED
/* If the path is an empty string, we're done */
if (Path == NULL || Path[0] == 0)
{
return NULL;
}
/* Extract subkey name from path */
S = *Path;
while (*S != '\\')
{
S++;
}
SubKeyBuffer = ExAllocatePool(NonPagedPool, (S - *Path) * sizeof(WSTR));
wstrncpy(SubKeyBuffer, *Path, (S - *Path));
SubKeyBuffer[S - *Path] = 0;
/* %%% Scan Key for matching SubKey */
CurrentKey = (PKEY_OBJECT) ParsedObject;
ChildKey = CurrentKey->
/* Move Key Object pointer to first child */
ParentKey = ParentKey->SubKeys;
/* Extract the next path component from requested path */
wstrncpy(CurLevel, S, T-S);
CurLevel[T-S] = 0;
DPRINT("CurLevel:[%w]", CurLevel);
/* Walk through children looking for path component */
while (ParentKey != NULL)
{
if (wstrcmp(CurLevel, ParentKey->Name) == 0)
{
break;
}
ParentKey = ParentKey->NextKey;
}
/* %%% If SubKey is not found return NULL */
/* %%% Adjust path to next level */
/* %%% Return object for SubKey */
ExFreePool(SubKeyBuffer);
}
#endif