Extensive changes to the objmgr

Some bug fixes

svn path=/trunk/; revision=200

reactos/apps/utils/shell/shell.c

@@ -19,32 +19,10 @@ void debug_printf(char* fmt, ...)
 
 void ExecuteCd(char* cmdline)
 {  
-   UCHAR Buffer[255];
+   if (!SetCurrentDirectoryA(cmdline))
-   
-   debug_printf("ExecuteCd(cmdline %s)\n",cmdline);
-   
-   if (cmdline[0] != '\\' &&
-       cmdline[1] != ':')
      {
-	GetCurrentDirectoryA(255,Buffer);
+	debug_printf("Invalid directory\n");
      }
-   else
-     {
-	Buffer[0] = 0;
-     }
-   debug_printf("Buffer %s\n",Buffer);
-   
-   lstrcatA(Buffer,cmdline);
-   
-   debug_printf("Buffer %s\n",Buffer);
-   
-   if (Buffer[lstrlenA(Buffer)-1] != '\\')
-     {
-	lstrcatA(Buffer,"\\");
-     }
-   debug_printf("Buffer %s\n",Buffer);
-   
-   SetCurrentDirectoryA(Buffer);
 }
 
 void ExecuteDir(char* cmdline)
@@ -136,7 +114,7 @@ void ExecuteCommand(char* line)
    char* cmd;
    char* tail;
    
-   if (line[1] == ':' && line[2] == 0)
+   if (isalpha(line[0]) && line[1] == ':' && line[2] == 0)
      {
 	line[2] = '\\';
 	line[3] = 0;
@@ -156,7 +134,6 @@ void ExecuteCommand(char* line)
      }
    cmd = line;
   
-//   debug_printf("cmd '%s' tail '%s'\n",cmd,tail);
    
    if (cmd==NULL)
      {
@@ -196,11 +173,15 @@ void ReadLine(char* line)
    
    do
      {
-	ReadConsoleA(InputHandle,
+	if (!ReadConsoleA(InputHandle,
                      &KeyEvent,
                      sizeof(KEY_EVENT_RECORD),
                      &Result,
-                     NULL);
+                     NULL))
+	  {
+	     debug_printf("Failed to read from console\n");
+	     for(;;);
+	  }
 	if (KeyEvent.bKeyDown && KeyEvent.AsciiChar != 0)
 	  {
 	     debug_printf("%c", KeyEvent.AsciiChar);

reactos/drivers/dd/ide/ide.c

@@ -71,7 +71,6 @@ typedef DISK_GEOMETRY *PDISK_GEOMETRY;
 
 //  -------------------------------------------------------------------------
 
-#include <internal/kernel.h>
 #include <internal/i386/io.h>
 #include <internal/string.h>
 

reactos/drivers/fs/ext2/super.c

@@ -13,7 +13,7 @@
 #include <internal/string.h>
 #include <wstring.h>
 
-//#define NDEBUG
+#define NDEBUG
 #include <internal/debug.h>
 
 #include "ext2fs.h"
@@ -29,15 +29,24 @@ NTSTATUS Ext2CloseFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject)
  * FUNCTION: Closes a file
  */
 {
+   DPRINT("Ext2CloseFile(DeviceExt %x, FileObject %x)\n",
+	  DeviceExt,FileObject);
+   return(STATUS_SUCCESS);
 }
 
 NTSTATUS Ext2Close(PDEVICE_OBJECT DeviceObject, PIRP Irp)
 {
-   PIO_STACK_LOCATION Stack = IoGetCurrentIrpStackLocation(Irp);
+   PIO_STACK_LOCATION Stack;   
-   PFILE_OBJECT FileObject = Stack->FileObject;
+   PFILE_OBJECT FileObject;
-   PDEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
+   PDEVICE_EXTENSION DeviceExtension;
    NTSTATUS Status;
    
+   DPRINT("Ext2Close(DeviceObject %x, Irp %x)\n",DeviceObject,Irp);
+   
+   Stack = IoGetCurrentIrpStackLocation(Irp);
+   FileObject = Stack->FileObject;
+   DeviceExtension = DeviceObject->DeviceExtension;
+   
    Status = Ext2CloseFile(DeviceExtension,FileObject);
 
    Irp->IoStatus.Status = Status;

reactos/drivers/fs/vfat/iface.c

@@ -758,9 +758,21 @@ NTSTATUS FsdCloseFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject)
 {
  PVfatFCB pFcb;
  PVfatCCB pCcb;
+   
+   DPRINT("FsdCloseFile(DeviceExt %x, FileObject %x)\n",
+	    DeviceExt,FileObject);
+  
  //FIXME : update entry in directory ?
    pCcb = (PVfatCCB)(FileObject->FsContext2);
+   
+   DPRINT("pCcb %x\n",pCcb);
+   if (pCcb == NULL)
+     {
+	return(STATUS_SUCCESS);
+     }
+   
    pFcb = pCcb->pFcb;
+   
    pFcb->RefCount--;
    if(pFcb->RefCount<=0)
    {
@@ -1310,6 +1322,8 @@ NTSTATUS FsdClose(PDEVICE_OBJECT DeviceObject, PIRP Irp)
    PDEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
    NTSTATUS Status;
 
+   DPRINT("FsdClose(DeviceObject %x, Irp %x)\n",DeviceObject, Irp);
+   
    Status = FsdCloseFile(DeviceExtension,FileObject);
 
    Irp->IoStatus.Status = Status;

reactos/include/ddk/obfuncs.h

@@ -43,5 +43,16 @@ NTSTATUS ObReferenceObjectByPointer(PVOID Object,
 				    POBJECT_TYPE ObjectType,
 				    KPROCESSOR_MODE AccessMode);
 
-NTSTATUS ObOpenObjectByName(POBJECT_ATTRIBUTES ObjectAttributes,
+NTSTATUS ObReferenceObjectByName(PUNICODE_STRING ObjectPath,
-			    PVOID* Object, PWSTR* UnparsedSection);
+				 ULONG Attributes,
+				 PACCESS_STATE PassedAccessState,
+				 ACCESS_MASK DesiredAccess,
+				 POBJECT_TYPE ObjectType,
+				 KPROCESSOR_MODE AccessMode,
+				 PVOID ParseContext,
+				 PVOID* ObjectPtr);
+
+PVOID ObCreateObject(PHANDLE Handle,
+		     ACCESS_MASK DesiredAccess,
+		     POBJECT_ATTRIBUTES ObjectAttributes,
+		     POBJECT_TYPE Type);

reactos/include/ddk/obtypes.h

@@ -1,4 +1,5 @@
 struct _DIRECTORY_OBJECT;
+struct _OBJECT_ATTRIBUTES;
 
 typedef ULONG ACCESS_STATE, *PACCESS_STATE;
 
@@ -7,9 +8,6 @@ typedef struct _OBJECT_HANDLE_INFORMATION {
     ACCESS_MASK GrantedAccess;
 } OBJECT_HANDLE_INFORMATION, *POBJECT_HANDLE_INFORMATION;
 
-struct _OBJECT;
-
-
 typedef struct _OBJECT_TYPE
 {   
    /*
@@ -62,18 +60,18 @@ typedef struct _OBJECT_TYPE
    /*
     * PURPOSE: Called to close an object if OkayToClose returns true
     */
-   VOID (*Close)(PVOID ObjectBody);
+   VOID (*Close)(PVOID ObjectBody, ULONG HandleCount);
 
    /*
-    * PURPOSE: Called to close an object if OkayToClose returns true
+    * PURPOSE: Called to delete an object when the last reference is removed
     */
-   VOID (*Delete)(VOID);
+   VOID (*Delete)(PVOID ObjectBody);
 
    /*
     * PURPOSE: Called when an open attempts to open a file apparently
     * residing within the object
     */
-   PVOID (*Parse)(struct _OBJECT *ParsedObject, PWSTR UnparsedSection);
+   PVOID (*Parse)(PVOID ParsedObject, PWSTR* Path);
    
    /*
     */
@@ -88,6 +86,11 @@ typedef struct _OBJECT_TYPE
     */
    VOID (*OkayToClose)(VOID);
    
+   NTSTATUS (*Create)(PVOID ObjectBody,
+		      PVOID Parent,
+		      PWSTR RemainingPath,
+		      struct _OBJECT_ATTRIBUTES* ObjectAttributes);
+   
 } OBJECT_TYPE, *POBJECT_TYPE;
 
 
@@ -133,3 +136,5 @@ typedef struct _HANDLE_TABLE
    LIST_ENTRY ListHead;
    KSPIN_LOCK ListLock;
 } HANDLE_TABLE, *PHANDLE_TABLE;
+
+extern POBJECT_TYPE ObDirectoryType;

reactos/include/ddk/zw.h

@@ -1558,47 +1558,35 @@ ZwFlushVirtualMemory(
 	IN ULONG NumberOfBytesToFlush,
 	OUT PULONG NumberOfBytesFlushed OPTIONAL
 	);
+ 
 /*
  * FUNCTION: Flushes the dirty pages to file
  * RETURNS: Status
+ * FIXME: Not sure this does (how is the file specified)
  */
-NTSTATUS
+NTSTATUS STDCALL NtFlushWriteBuffer(VOID);
-STDCALL                                            
+NTSTATUS STDCALL ZwFlushWriteBuffer(VOID);                      
-NtFlushWriteBuffer (                            
+
-	VOID                                        
-	);
-NTSTATUS
-STDCALL                                            
-ZwFlushWriteBuffer (                            
-	VOID                                        
-	);                      
  /*
  * FUNCTION: Frees a range of virtual memory
  * ARGUMENTS:
- *        ProcessHandle = Points to the process that allocated the virtual memory
+ *        ProcessHandle = Points to the process that allocated the virtual 
- *        BaseAddress = Points to the memory address, rounded down to a multiple of the pagesize
+ *                        memory
- *        RegionSize = Limits the range to free, rounded up to a multiple of the paging size
+ *        BaseAddress = Points to the memory address, rounded down to a 
+ *                      multiple of the pagesize
+ *        RegionSize = Limits the range to free, rounded up to a multiple of 
+ *                     the paging size
  *        FreeType = Can be one of the values:  MEM_DECOMMIT, or MEM_RELEASE
  * RETURNS: Status 
  */
-
+NTSTATUS STDCALL NtFreeVirtualMemory(IN HANDLE ProcessHandle,
-NTSTATUS
-STDCALL
-NtFreeVirtualMemory(
-	IN HANDLE ProcessHandle,
 				     IN PVOID  *BaseAddress,	
 				     IN PULONG  RegionSize,	
-	IN ULONG  FreeType
+				     IN ULONG  FreeType);
-	);
+NTSTATUS STDCALL ZwFreeVirtualMemory(IN HANDLE ProcessHandle,
-
-NTSTATUS
-STDCALL
-ZwFreeVirtualMemory(
-	IN HANDLE ProcessHandle,
 				     IN PVOID  *BaseAddress,	
 				     IN PULONG  RegionSize,	
-	IN ULONG  FreeType
+				     IN ULONG  FreeType);  
-	);  
 
 /*
  * FUNCTION: Sends FSCTL to the filesystem

reactos/include/internal/io.h

@@ -45,4 +45,14 @@ NTSTATUS IoPageRead(PFILE_OBJECT FileObject,
 		     PLARGE_INTEGER Offset,
 		     PIO_STATUS_BLOCK StatusBlock);
 VOID IoSecondStageCompletion(PIRP Irp, CCHAR PriorityBoost);
+
+NTSTATUS IopCreateFile(PVOID ObjectBody,
+		       PVOID Parent,
+		       PWSTR RemainingPath,
+		       POBJECT_ATTRIBUTES ObjectAttributes);
+NTSTATUS IopCreateDevice(PVOID ObjectBody,
+			 PVOID Parent,
+			 PWSTR RemainingPath,
+			 POBJECT_ATTRIBUTES ObjectAttributes);
+
 #endif

reactos/include/internal/ntoskrnl.h

@@ -78,16 +78,18 @@ typedef struct
         unsigned int module_length[64];
 } boot_param;
 
+VOID NtInitializeEventImplementation(VOID);
+VOID NtInit(VOID);
 
 /*
  * Initalization functions (called once by main())
  */
-void MmInitialize(boot_param* bp);
+VOID MmInitialize(boot_param* bp);
-void HalInit(boot_param* bp);
+VOID HalInit(boot_param* bp);
-void IoInit(void);
+VOID IoInit(VOID);
-void ObInit(void);
+VOID ObInit(VOID);
-void PsInit(void);
+VOID PsInit(VOID);
-void TstBegin(void);
+VOID TstBegin(VOID);
 VOID KeInit(VOID);
 VOID HalInitConsole(boot_param* bp);
 

reactos/include/internal/ob.h

@@ -61,7 +61,7 @@ VOID ObDeleteHandle(HANDLE Handle);
 NTSTATUS ObLookupObject(HANDLE rootdir, PWSTR string, PVOID* Object,
 			 PWSTR* UnparsedSection, ULONG Attributes);
 
-PVOID ObGenericCreateObject(PHANDLE Handle,
+PVOID ObCreateObject(PHANDLE Handle,
 		     ACCESS_MASK DesiredAccess,
 		     POBJECT_ATTRIBUTES ObjectAttributes,
 		     POBJECT_TYPE Type);
@@ -101,5 +101,6 @@ typedef struct
 } HANDLE_REP, *PHANDLE_REP;
 
 PHANDLE_REP ObTranslateHandle(PKPROCESS Process, HANDLE h);
+extern PDIRECTORY_OBJECT NameSpaceRoot;
 
 #endif /* __INCLUDE_INTERNAL_OBJMGR_H */

reactos/lib/kernel32/file/create.c

@@ -79,6 +79,28 @@ HANDLE STDCALL CreateFileW(LPCWSTR lpFileName,
    WCHAR *FilePart;
    UINT Len = 0;
    
+   switch (dwCreationDisposition)
+     {
+      case CREATE_NEW:
+	dwCreationDisposition = FILE_CREATE;
+	break;
+	
+      case CREATE_ALWAYS:
+	dwCreationDisposition = FILE_OVERWRITE_IF;
+	break;
+	
+      case OPEN_EXISTING:
+	dwCreationDisposition = FILE_OPEN;
+	break;
+	
+      case OPEN_ALWAYS:
+	dwCreationDisposition = OPEN_ALWAYS;
+	break;
+	
+      case TRUNCATE_EXISTING:
+	dwCreationDisposition = FILE_OVERWRITE;
+     }
+   
    DPRINT("CreateFileW(lpFileName %w)\n",lpFileName);
   
    if (!(dwFlagsAndAttributes & FILE_FLAG_OVERLAPPED))

reactos/lib/kernel32/file/curdir.c

@@ -63,6 +63,7 @@ DWORD STDCALL GetCurrentDirectoryW(DWORD nBufferLength, LPWSTR lpBuffer)
 BOOL STDCALL SetCurrentDirectoryA(LPCSTR lpPathName)
 {
    UINT i;
+   WCHAR TempStr[MAX_PATH];
    
    DPRINT("SetCurrentDirectoryA(lpPathName %s)\n",lpPathName);
    
@@ -73,24 +74,59 @@ BOOL STDCALL SetCurrentDirectoryA(LPCSTR lpPathName)
    i = 0;
    while ((lpPathName[i])!=0 && i < MAX_PATH)
    {
-	CurrentDirectoryW[i] = (unsigned short)lpPathName[i];
+	TempStr[i] = (unsigned short)lpPathName[i];
 	i++;
    }
-   CurrentDirectoryW[i] = 0;
+   TempStr[i] = 0;
    
-   DPRINT("CurrentDirectoryW = '%w'\n",CurrentDirectoryW);
+   return(SetCurrentDirectoryW(TempStr));
-   
-   return(TRUE);
 }
 
 
 WINBOOL STDCALL SetCurrentDirectoryW(LPCWSTR lpPathName)
 {
+   WCHAR TempDir[MAX_PATH];
+   HANDLE TempHandle;
+   ULONG Len;
+   
+   DPRINT("SetCurrentDirectoryW(lpPathName %w)\n",lpPathName);
+   
    if ( lpPathName == NULL )
 	return FALSE;
    if ( lstrlenW(lpPathName) > MAX_PATH )
 	return FALSE;
-   lstrcpyW(CurrentDirectoryW,lpPathName);
+   
+   lstrcpyW(TempDir, CurrentDirectoryW);
+   GetFullPathNameW(lpPathName,
+		    MAX_PATH,
+		    TempDir,
+		    NULL);
+   
+   Len = lstrlenW(TempDir);
+   if (TempDir[Len-1] != '\\')
+     {
+	TempDir[Len] = '\\';
+	TempDir[Len+1] = 0;
+     }
+   
+   DPRINT("TempDir %w\n",TempDir);
+   
+   TempHandle = CreateFileW(TempDir,
+			    FILE_TRAVERSE,
+			    0,
+			    NULL,
+			    OPEN_EXISTING,
+			    FILE_ATTRIBUTE_DIRECTORY,
+			    NULL);
+   if (TempHandle == NULL)
+     {
+	return(FALSE);
+     }
+   CloseHandle(TempHandle);
+   lstrcpyW(CurrentDirectoryW, TempDir);
+   
+   DPRINT("CurrentDirectoryW %w\n",CurrentDirectoryW);
+   
    return(TRUE);
 }
 

reactos/lib/kernel32/file/dir.c

@@ -171,84 +171,80 @@ DWORD STDCALL GetFullPathNameA(LPCSTR lpFileName,
 	
 }
 
-#define IS_END_OF_NAME(ch)  (!(ch) || ((ch) == L'/') || ((ch) == L'\\'))
+DWORD STDCALL GetFullPathNameW(LPCWSTR lpFileName,
-
-
-DWORD
-STDCALL
-GetFullPathNameW(
-    LPCWSTR lpFileName,
 			       DWORD nBufferLength,
 			       LPWSTR lpBuffer,
-    LPWSTR *lpFilePart
+			       LPWSTR *lpFilePart)
-    )
 {
+   PWSTR p;
+   PWSTR prev = NULL;
    
-	WCHAR buffer[MAX_PATH];
+   DPRINT("GetFullPathNameW(lpFileName %w, nBufferLength %d, lpBuffer %w, "
-     	WCHAR *p;
+	  "lpFilePart %x)\n",lpFileName,nBufferLength,lpBuffer,lpFilePart);
    
    if (!lpFileName || !lpBuffer) return 0;
    
-     	p = buffer;
+   if (isalpha(lpFileName[0]) && lpFileName[1] == ':')
-     
-     	if (IS_END_OF_NAME(*lpFileName) && (*lpFileName))  /* Absolute path */
      {
-         	while (*lpFileName == L'\\') 
+	lstrcpyW(lpBuffer, lpFileName);
-			lpFileName++;
      }
-     	else  /* Relative path or empty path */
+   else if (lpFileName[0] == '\\')
      {
-		if ( GetCurrentDirectoryW(MAX_PATH,p) == 0 )
+	lstrcpyW(&lpBuffer[2], lpFileName);
-			wcscpy( p, L"C:");
-         	if (*p) 
-			p += wcslen(p); 
      }
-     	if (!*lpFileName) /* empty path */
+   else
-       		*p++ = '\\';
-     	*p = '\0';
-
-     	while (*lpFileName)
      {
-		if (*lpFileName == '.')
+	lstrcatW(lpBuffer, lpFileName);
-		{
-			if (IS_END_OF_NAME(lpFileName[1]))
-			{
-                 		lpFileName++;
-                 		while (*lpFileName == L'\\' ) lpFileName++;
-                 		continue;
-             		}
-             		else if ((lpFileName[1] == L'.') && IS_END_OF_NAME(lpFileName[2]))
-             		{
-                 		lpFileName += 2;
-                 		while ((*lpFileName == '\\') ) lpFileName++;
-                		while ((p > buffer + 2) && (*p != '\\')) p--;
-                 		*p = '\0';  /* Remove trailing separator */
-                 		continue;
-            		 }
-         	}
-         	if (p >= buffer + sizeof(buffer) - 1)
-         	{
-             		//DOS_ERROR( ER_PathNotFound, EC_NotFound, SA_Abort, EL_Disk);
-             		return 0;
-         	}
-         	*p++ = '\\';
-         	while (!IS_END_OF_NAME(*lpFileName) && (p < buffer + sizeof(buffer) -1))
-             		*p++ = *lpFileName++;
-        	*p = '\0';
-         	while ((*lpFileName == '\\') ) lpFileName++;
      }
    
-	if (!buffer[2])
+   DPRINT("lpBuffer %w\n",lpBuffer);
+   
+   p = lpBuffer + 2;
+   
+   while ((*p) != 0) 
      {
-        	buffer[2] = '\\';
+	DPRINT("prev %w p %w\n",prev,p);
-        	buffer[3] = '\0';
+	if (p[1] == '.' && (p[2] == '\\' || p[2] == 0))
+	  {
+	     lstrcpyW(p, p+2);
+	  }
+	else if (p[1] == '.' && p[2] == '.' && (p[3] == '\\' || p[3] == 0) && 
+		 prev != NULL)
+	  {
+	     lstrcpyW(prev, p+3);
+	     p = prev;
+	     if (prev == (lpBuffer+2))
+	       {
+		  prev = NULL;
+	       }
+	     else
+	       {
+		  prev--;
+		  while ((*prev) != '\\')
+		    {
+		       prev--;
+		    }
+	       }
+	  }
+	else
+	  {
+	     prev = p;
+	     do
+	       {
+		  p++;
+	       } 
+	     while ((*p) != 0 && (*p) != '\\');
+	  }
      }
    
+   if (lpFilePart != NULL)
+     {
+	(*lpFilePart) = prev;
+     }
    
-	wcsncpy( lpBuffer, buffer, nBufferLength);
+   DPRINT("lpBuffer %w\n",lpBuffer);
    
-	//TRACE(dosfs, "returning %s\n", buffer );
+   return wcslen(lpBuffer);
-	return wcslen(buffer);
 }
 
 

reactos/lib/ntdll/makefile

@@ -1,7 +1,7 @@
 all: ntdll.a
 
 OBJECTS = napi.o stubs/stubs.o string/wstring.o stdio/vsprintf.o \
-          rtl/unicode.o rtl/namespc.o
+          rtl/unicode.o rtl/namespc.o string/ctype.o
 
 ntdll.a: $(OBJECTS)
 	$(AR) vcsr ntdll.a $(OBJECTS)

reactos/lib/ntdll/string/ctype.c

@@ -0,0 +1,42 @@
+
+#define upalpha ('A' - 'a')
+
+int isalpha(char c)
+{
+   return(((c >= 'a') && (c <= 'z')) || ((c >= 'A') && (c <= 'Z')));
+}
+
+int isspace(char c)
+{
+   return(c==' '||c=='\t');
+}
+
+char toupper(char c)
+{
+   if ((c>='a') && (c<='z')) return (c+upalpha);
+   return(c);
+}
+
+int islower(char c)
+{
+   if ((c>='a') && (c<='z')) return 1;
+   return 0;
+}
+
+int isdigit(char c)
+{
+   if ((c>='0') && (c<='9')) return 1;
+   return 0;
+}
+
+int isxdigit(char c)
+{
+   if (((c>='0') && (c<='9')) || ((toupper(c)>='A') && (toupper(c)<='Z')))
+     {
+	return 1;
+     }
+   return 0;
+}
+
+
+

reactos/lib/ntdll/stubs/stubs.c

@@ -543,18 +543,13 @@ STUB(cos)
 STUB(fabs)
 STUB(floor)
 STUB(isalnum)
-STUB(isalpha)
 STUB(iscntrl)
-STUB(isdigit)
 STUB(isgraph)
-STUB(islower)
 STUB(isprint)
 STUB(ispunct)
-STUB(isspace)
 STUB(isupper)
 STUB(iswalpha)
 STUB(iswctype)
-STUB(isxdigit)
 STUB(labs)
 STUB(log)
 STUB(mbstowcs)
@@ -585,6 +580,4 @@ STUB(strtol)
 STUB(strtoul)
 STUB(swprintf)
 STUB(tan)
-STUB(tolower)
-STUB(toupper)
 STUB(towlower)

reactos/ntoskrnl/cc/view.c

@@ -12,6 +12,7 @@
 
 #include <ddk/ntddk.h>
 #include <ddk/ntifs.h>
+#include <internal/bitops.h>
 
 #define NDEBUG
 #include <internal/debug.h>
@@ -20,119 +21,88 @@
 
 #define CACHE_SEGMENT_SIZE (0x10000)
 
-#define CACHE_SEGMENT_INVALID  (0)     // Isn't valid
-#define CACHE_SEGMENT_WRITTEN  (1)     // Written
-#define CACHE_SEGMENT_READ     (2)
-
 typedef struct _CACHE_SEGMENT
 {
-   ULONG Type;                    // Debugging
+   PVOID BaseAddress;
-   ULONG Size;
+   PMEMORY_AREA MemoryArea;
-   LIST_ENTRY ListEntry;          // Entry in the per-open list of segments
+   ULONG ValidPages;
-   PVOID BaseAddress;             // Base address of the mapping   
+   ULONG AllocatedPages;
-   ULONG ValidLength;                  // Length of the mapping
+   LIST_ENTRY ListEntry;
-   ULONG State;                   // Information
+   ULONG FileOffset;
-   MEMORY_AREA* MemoryArea;       // Memory area for the mapping
-   ULONG FileOffset;              // Offset within the file of the mapping
-   KEVENT Event;
-   BOOLEAN Dirty;                 // Contains dirty data
 } CACHE_SEGMENT, *PCACHE_SEGMENT;
 
-typedef struct _CC1_CCB
+typedef struct _BCB
 {
-   ULONG Type;
-   ULONG Size;
    LIST_ENTRY CacheSegmentListHead;
-   KSPIN_LOCK CacheSegmentListLock;
+   PFILE_OBJECT FileObject;
-   LIST_ENTRY ListEntry;
+   KSPIN_LOCK BcbLock;
-} CC1_CCB, PCC1_CCB;
+} BCB, *PBCB;
 
 /* FUNCTIONS *****************************************************************/
 
-PVOID Cc1FlushView(PCC1_CCB CacheDesc,
+NTSTATUS CcRequestCachePage(PBCB Bcb,
 			    ULONG FileOffset,
-		   ULONG Length)
+			    PVOID* BaseAddress,
-{
+			    PBOOLEAN UptoDate)
-}
-
-PVOID Cc1PurgeView(PCC1_CCB CacheDesc,
-		   ULONG FileOffset,
-		   ULONG Length)
-{
-}
-
-
- 
-NTSTATUS Cc1RequestView(PCC1_CCB CacheDesc,
-			ULONG FileOffset,
-			ULONG Length,
-			PCACHE_SEGMENT ReturnedSegments[],
-			PULONG NrSegments)
-/*
- * FUNCTION: Request a view for caching data
- */
 {
+   KIRQL oldirql;
    PLIST_ENTRY current_entry;
    PCACHE_SEGMENT current;
-   PCACHE_SEGMENT new_segment;
+   ULONG InternalOffset;
-   ULONG MaxSegments;
-   ULONG LengthDelta;
    
-   MaxSegments = *NrSegments;
+   KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
-   (*NrSegments) = 0;
    
-   KeAcquireSpinLock(&CacheDesc->CacheSegmentListLock);
+   current_entry = Bcb->CacheSegmentListHead.Flink;
-   
+   while (current_entry != &Bcb->CacheSegmentListHead)
-   current_entry = CacheDesc->CacheSegmentListHead.Flink;
-   while (current_entry != &(CacheDesc->CacheSegmentListHead))
      {
-	current = CONTAING_RECORD(current_entry, CACHE_SEGMENT, ListEntry);
+	current = CONTAING_RECORD(current, CACHE_SEGMENT, ListEntry);
-	
 	if (current->FileOffset <= FileOffset &&
-	    (current->FileOffset + current->ValidLength) > FileOffset)
+	    (current->FileOffset + CACHE_SEGMENT_SIZE) > FileOffset)
 	  {
-	     ReturnedSegments[(*NrSegments)] = current;
+	     InternalOffset = (FileOffset - current->FileOffset);
-	     (*NrSegments)++;
+	     
-	     FileOffset = current->FileOffset + current->ValidLength;
+	     if (!test_bit(InternalOffset / PAGESIZE,
-	     LengthDelta = (FileOffset - current->FileOffset);
+			   current->AllocatedPages))
-	     if (Length <= LengthDelta)
 	       {
-		  KeReleaseSpinLock(&CacheDesc->CacheSegmentListLock);
+		  MmSetPageEntry(PsGetCurrentProcess(),
+				 current->BaseAddress + InternalOffset,
+				 PAGE_READWRITE,
+				 get_free_page());
+	       }
+	     if (!test_bit(InternalOffset / PAGESIZE,
+			   current->ValidPages))
+	       {
+		  UptoDate = False;
+	       }
+	     else
+	       {
+		  UptoDate = True;
+	       }
+	     (*BaseAddress) = current->BaseAddress + InternalOffset;
+	     KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
 	     return(STATUS_SUCCESS);
 	  }
-	     Length = Length - LengthDelta;
-	  }
-	else if (current->FileOffset <= (FileOffset + Length) &&
-                 (current->FileOffset + current->ValidLength) >
-		 (FileOffset + Length))
-	  {
-	     ReturnedSegments[(*NrSegments)] = current;
-	     (*NrSegments)++;
-	     Length = Length - ((FileOffset + Length) - current->FileOffset);
-	  }
-	
 	current_entry = current_entry->Flink;
      }
    
-   KeReleaseSpinLock(&CacheDesc->CacheSegmentListLock);
+   KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
 }
 
-PCC1_CCB Cc1InitializeFileCache(PFILE_OBJECT FileObject)
+NTSTATUS CcInitializeFileCache(PFILE_OBJECT FileObject,
-/*
+			       PBCB* Bcb)
- * FUNCTION: Initialize caching for a file
- */
 {
-   PCC1_CCB CacheDesc;
+   (*Bcb) = ExAllocatePool(NonPagedPool, sizeof(BCB));
-   
+   if ((*Bcb) == NULL)
-   CacheDesc = ExAllocatePool(NonPagedPool, sizeof(CC1_CCB));
-   if (CacheDesc == NULL)
      {
-	return(NULL);
+	return(STATUS_OUT_OF_MEMORY);
      }
    
-   CacheDesc->Type = CC1_CCB_ID;
+   (*Bcb)->FileObject = FileObject;
-   InitializeListHead(&CacheDesc->CacheSegmentListHead);
+   InitializeListHead(&(*Bcb)->CacheSegmentListHead);
-   KeInitializeSpinLock(&CacheDesc->CacheSegmentListLock);
+   KeInitializeSpinLock(&(*Bcb)->BcbLock);
    
-   return(CacheDesc);
+   return(STATUS_SUCCESS);
 }
+
+
+

reactos/ntoskrnl/cm/registry.c

@@ -619,44 +619,30 @@ NtSetInformationKey(
                              KeyInformationLength);
 }
 
-NTSTATUS
+NTSTATUS STDCALL ZwSetInformationKey(IN HANDLE KeyHandle,
-STDCALL
-ZwSetInformationKey(
-	IN HANDLE KeyHandle,
 				     IN CINT KeyInformationClass,
 				     IN PVOID KeyInformation,
-	IN ULONG KeyInformationLength
+				     IN ULONG KeyInformationLength)
-	)
 {
    UNIMPLEMENTED;
 }
 
-NTSTATUS 
+NTSTATUS STDCALL NtUnloadKey(HANDLE KeyHandle)
-STDCALL
-NtUnloadKey(
-	HANDLE KeyHandle
-	)
 {
   return ZwUnloadKey(KeyHandle);
 }
 
-NTSTATUS 
+NTSTATUS STDCALL ZwUnloadKey(HANDLE KeyHandle)
-STDCALL
-ZwUnloadKey(
-	HANDLE KeyHandle
-	)
 {
    UNIMPLEMENTED;
 }
 
-NTSTATUS STDCALL 
+NTSTATUS STDCALL NtInitializeRegistry(BOOLEAN SetUpBoot)
-NtInitializeRegistry(BOOLEAN SetUpBoot)
 {
   return ZwInitializeRegistry(SetUpBoot);
 }
 
-NTSTATUS STDCALL 
+NTSTATUS STDCALL ZwInitializeRegistry(BOOLEAN SetUpBoot)
-ZwInitializeRegistry(BOOLEAN SetUpBoot)
 {
    UNIMPLEMENTED;
 }

reactos/ntoskrnl/ex/power.c

@@ -1,16 +1,18 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            ntoskrnl/ke/bug.c
+ * FILE:            ntoskrnl/ex/power.c
- * PURPOSE:         Graceful system shutdown if a bug is detected
+ * PURPOSE:         Power managment
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
+ *                  Added reboot support 30/01/99
  */
 
 /* INCLUDES *****************************************************************/
 
 #include <ddk/ntddk.h>
+#include <internal/hal/io.h>
 
 #include <internal/debug.h>
 
@@ -26,7 +28,34 @@ NTSTATUS STDCALL NtShutdownSystem(IN SHUTDOWN_ACTION Action)
    return(ZwShutdownSystem(Action));
 }
 
-NTSTATUS STDCALL ZwShutdownSystem(IN SHUTDOWN_ACTION Action)
+static void kb_wait(void)
 {
-   UNIMPLEMENTED;
+   int i;
+   
+   for (i=0; i<10000; i++)
+     {
+	if ((inb_p(0x64) & 0x02) == 0)
+	  {
+	     return;
+	  }
+     }
+}
+
+NTSTATUS STDCALL ZwShutdownSystem(IN SHUTDOWN_ACTION Action)
+/*
+ * FIXME: Does a reboot only
+ */
+{
+   int i, j;
+   
+   for (;;)
+     {
+	for (i=0; i<100; i++)
+	  {
+	     kb_wait();
+	     for (j=0; j<500; j++);
+	     outb(0xfe, 0x64);
+	     for (j=0; j<500; j++);
+	  }
+     }
 }

reactos/ntoskrnl/hal/x86/bios32.c

@@ -1,8 +1,8 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            mkernel/hal/eisa.c
+ * FILE:            ntoskrnl/hal/pci
- * PURPOSE:         Interfaces to the PCI bus
+ * PURPOSE:         Interfaces to BIOS32 interface
  * PROGRAMMER:      David Welch (welch@mcmail.com)
  * UPDATE HISTORY:
  *               05/06/98: Created
@@ -14,7 +14,6 @@
 
 /* INCLUDES ***************************************************************/
 
-#include <windows.h>
 #include <ddk/ntddk.h>
 #include <internal/mm.h>
 #include <internal/string.h>

reactos/ntoskrnl/hal/x86/halinit.c

@@ -1,7 +1,7 @@
 /*
  * COPYRIGHT:     See COPYING in the top level directory
  * PROJECT:       ReactOS kernel
- * FILE:          mkernel/hal/x86/halinit.c
+ * FILE:          ntoskrnl/hal/x86/halinit.c
  * PURPOSE:       Initalize the uniprocessor, x86 hal
  * PROGRAMMER:    David Welch (welch@mcmail.com)
  * UPDATE HISTORY:

reactos/ntoskrnl/hal/x86/isa.c

@@ -1,7 +1,7 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            mkernel/hal/eisa.c
+ * FILE:            ntoskrnl/hal/isa.c
  * PURPOSE:         Interfaces to the ISA bus
  * PROGRAMMER:      David Welch (welch@mcmail.com)
  * UPDATE HISTORY:

reactos/ntoskrnl/hal/x86/mbr.c

@@ -1,9 +1,9 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            kernel/hal/x86/mbr.c
+ * FILE:            ntoskrnl/hal/x86/mbr.c
  * PURPOSE:         Functions for reading the master boot record (MBR)
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
  */

reactos/ntoskrnl/hal/x86/mp.c

@@ -1,9 +1,9 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            kernel/hal/x86/mp.c
+ * FILE:            ntoskrnl/hal/x86/mp.c
  * PURPOSE:         Multiprocessor stubs
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
  */

reactos/ntoskrnl/hal/x86/spinlock.c

@@ -1,9 +1,9 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            kernel/hal/x86/spinlock.c
+ * FILE:            ntoskrnl/hal/x86/spinlock.c
  * PURPOSE:         Implements spinlocks
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  3/6/98: Created
  */
@@ -15,7 +15,6 @@
 
 /* INCLUDES ****************************************************************/
 
-#include <windows.h>
 #include <ddk/ntddk.h>
 
 #include <internal/debug.h>

reactos/ntoskrnl/io/buildirp.c

@@ -35,7 +35,7 @@ NTSTATUS IoPrepareIrpBuffer(PIRP Irp,
 	if (Irp->AssociatedIrp.SystemBuffer==NULL)
 	  {
 	     IoFreeIrp(Irp);
-	     return(NULL);
+	     return(STATUS_NOT_IMPLEMENTED);
 	  }
         /* FIXME: should copy buffer in on other ops */
         if (MajorFunction == IRP_MJ_WRITE)
@@ -262,11 +262,14 @@ PIRP IoBuildSynchronousFsdRequest(ULONG MajorFunction,
    StackPtr->FileObject = NULL;
    StackPtr->CompletionRoutine = NULL;
    
+   if (Buffer != NULL)
+     {
 	IoPrepareIrpBuffer(Irp,
 			   DeviceObject,
 			   Buffer,
 			   Length,
 			   MajorFunction);
+     }
    
    if (MajorFunction == IRP_MJ_READ)
      {

reactos/ntoskrnl/io/cleanup.c

@@ -29,8 +29,6 @@ VOID IoReadWriteCompletion(PDEVICE_OBJECT DeviceObject,
    
    FileObject = IoStack->FileObject;
    
-   DPRINT("FileObject %x\n",FileObject);
-   
    if (DeviceObject->Flags & DO_BUFFERED_IO)     
      {
 	if (IoStack->MajorFunction == IRP_MJ_READ)
@@ -70,6 +68,7 @@ VOID IoSecondStageCompletion(PIRP Irp, CCHAR PriorityBoost)
 {
    PIO_STACK_LOCATION IoStack;
    PDEVICE_OBJECT DeviceObject;
+   PFILE_OBJECT FileObject;
    
    IoStack = IoGetCurrentIrpStackLocation(Irp);
    
@@ -98,5 +97,12 @@ VOID IoSecondStageCompletion(PIRP Irp, CCHAR PriorityBoost)
 	KeSetEvent(Irp->UserEvent,PriorityBoost,FALSE);
      }
 
+   FileObject = IoStack->FileObject;
+   
+   if (FileObject != NULL && IoStack->MajorFunction != IRP_MJ_CLOSE)
+     {
+	ObDereferenceObject(FileObject);
+     }
+   
    IoFreeIrp(Irp);
 }

reactos/ntoskrnl/io/create.c

@@ -57,6 +57,68 @@ NTSTATUS NtCreateFile(PHANDLE FileHandle,
 		       EaLength));
 }
 
+NTSTATUS IopCreateFile(PVOID ObjectBody,
+		       PVOID Parent,
+		       PWSTR RemainingPath,
+		       POBJECT_ATTRIBUTES ObjectAttributes)
+{
+   PDEVICE_OBJECT DeviceObject = (PDEVICE_OBJECT)Parent;
+   PFILE_OBJECT FileObject = (PFILE_OBJECT)ObjectBody;
+   NTSTATUS Status;
+   
+   DPRINT("IopCreateFile(ObjectBody %x, Parent %x, RemainingPath %w)\n",
+	  ObjectBody,Parent,RemainingPath);
+   
+   Status = ObReferenceObjectByPointer(DeviceObject,
+				       STANDARD_RIGHTS_REQUIRED,
+				       IoDeviceType,
+				       UserMode);
+   if (Status != STATUS_SUCCESS)
+     {
+	CHECKPOINT;
+	return(Status);
+     }
+   
+   DeviceObject = IoGetAttachedDevice(DeviceObject);
+   
+   DPRINT("DeviceObject %x\n",DeviceObject);
+   
+   if (RemainingPath == NULL)
+     {
+	FileObject->Flags = FileObject->Flags | FO_DIRECT_DEVICE_OPEN;
+	FileObject->FileName.Buffer = ExAllocatePool(NonPagedPool,
+				   (ObjectAttributes->ObjectName->Length+1)*2);
+	FileObject->FileName.Length = ObjectAttributes->ObjectName->Length;
+	FileObject->FileName.MaximumLength = 
+          ObjectAttributes->ObjectName->MaximumLength;
+	RtlCopyUnicodeString(&(FileObject->FileName),
+			     ObjectAttributes->ObjectName);
+     }
+   else
+     {
+	if (DeviceObject->DeviceType != FILE_DEVICE_FILE_SYSTEM &&
+	    DeviceObject->DeviceType != FILE_DEVICE_DISK)
+	  {
+	     return(STATUS_UNSUCCESSFUL);
+	  }
+	if (!(DeviceObject->Vpb->Flags & VPB_MOUNTED))
+	  {
+	     Status = IoTryToMountStorageDevice(DeviceObject);
+	     if (Status!=STATUS_SUCCESS)
+	       {
+		  return(Status);
+	       }
+	     DeviceObject = IoGetAttachedDevice(DeviceObject);
+	  }
+	RtlInitUnicodeString(&(FileObject->FileName),wstrdup(RemainingPath));
+     }
+   DPRINT("FileObject->FileName.Buffer %w\n",FileObject->FileName.Buffer);
+   FileObject->DeviceObject=DeviceObject;
+   FileObject->Vpb=DeviceObject->Vpb;
+   
+   return(STATUS_SUCCESS);
+}
+
 NTSTATUS ZwCreateFile(PHANDLE FileHandle,
 		      ACCESS_MASK DesiredAccess,
 		      POBJECT_ATTRIBUTES ObjectAttributes,
@@ -91,14 +153,11 @@ NTSTATUS ZwCreateFile(PHANDLE FileHandle,
  * RETURNS: Status
  */
 {
-   PVOID Object;
+   PFILE_OBJECT FileObject;
    NTSTATUS Status;
    PIRP Irp;
    KEVENT Event;
-   PDEVICE_OBJECT DeviceObject;
-   PFILE_OBJECT FileObject;   
    PIO_STACK_LOCATION StackLoc;
-   PWSTR Remainder;
    
    DPRINT("ZwCreateFile(FileHandle %x, DesiredAccess %x, "
 	    "ObjectAttributes %x ObjectAttributes->ObjectName->Buffer %w)\n",
@@ -109,76 +168,15 @@ NTSTATUS ZwCreateFile(PHANDLE FileHandle,
    
    *FileHandle=0;
 
-   FileObject = ObGenericCreateObject(FileHandle,
+   FileObject = ObCreateObject(FileHandle,
 			       DesiredAccess,
-				      NULL,
+			       ObjectAttributes,
 			       IoFileType);
-   memset(FileObject,0,sizeof(FILE_OBJECT));
+   if (FileObject == NULL)
-
-   Status =  ObOpenObjectByName(ObjectAttributes,&Object,&Remainder);
-
-   if (Status != STATUS_SUCCESS && Status != STATUS_FS_QUERY_REQUIRED)
      {
-	DPRINT("%s() = Failed to find object\n",__FUNCTION__);
-	ObDereferenceObject(FileObject);
-	ZwClose(*FileHandle);
-	*FileHandle=0;
 	return(STATUS_UNSUCCESSFUL);
      }
    
-   
-   DeviceObject = (PDEVICE_OBJECT)Object;
-   DeviceObject = IoGetAttachedDevice(DeviceObject);
-   
-   if (Status == STATUS_SUCCESS)
-     {
-	CHECKPOINT;
-	FileObject->Flags = FileObject->Flags | FO_DIRECT_DEVICE_OPEN;
-	FileObject->FileName.Buffer = ExAllocatePool(NonPagedPool,
-				   (ObjectAttributes->ObjectName->Length+1)*2);
-	FileObject->FileName.Length = ObjectAttributes->ObjectName->Length;
-	FileObject->FileName.MaximumLength = 
-          ObjectAttributes->ObjectName->MaximumLength;
-	RtlCopyUnicodeString(&(FileObject->FileName),
-			     ObjectAttributes->ObjectName);
-     }
-   else
-     {
-	CHECKPOINT;
-	DPRINT("DeviceObject %x\n",DeviceObject);
-	DPRINT("FileHandle %x\n",FileHandle);
-	if (DeviceObject->DeviceType != FILE_DEVICE_FILE_SYSTEM &&
-	    DeviceObject->DeviceType != FILE_DEVICE_DISK)
-	  {
-	     ObDereferenceObject(FileObject);
-	     ZwClose(*FileHandle);
-	     *FileHandle=0;
-	     return(STATUS_UNSUCCESSFUL);
-	  }
-	DPRINT("DeviceObject->Vpb %x\n",DeviceObject->Vpb);
-	if (!(DeviceObject->Vpb->Flags & VPB_MOUNTED))
-	  {
-	     CHECKPOINT;
-	     Status = IoTryToMountStorageDevice(DeviceObject);
-	     if (Status!=STATUS_SUCCESS)
-	       {
-		  ObDereferenceObject(FileObject);
-		  ZwClose(*FileHandle);
-		  *FileHandle=0;
-		  return(Status);
-	       }
-	     DeviceObject = IoGetAttachedDevice(DeviceObject);
-	  }
-	DPRINT("Remainder %x\n",Remainder);
-	DPRINT("Remainder %w\n",Remainder);
-	DPRINT("FileObject->FileName.Buffer %w\n",FileObject->FileName.Buffer);
-	RtlInitUnicodeString(&(FileObject->FileName),wstrdup(Remainder));
-	DPRINT("FileObject->FileName.Buffer %x %w\n",
-	       FileObject->FileName.Buffer,FileObject->FileName.Buffer);
-     }
-   CHECKPOINT;
-   DPRINT("FileObject->FileName.Buffer %x\n",FileObject->FileName.Buffer);
-   
    if (CreateOptions & FILE_SYNCHRONOUS_IO_ALERT)
      {
 	FileObject->Flags = FileObject->Flags | FO_ALERTABLE_IO;
@@ -189,18 +187,11 @@ NTSTATUS ZwCreateFile(PHANDLE FileHandle,
 	FileObject->Flags = FileObject->Flags | FO_SYNCHRONOUS_IO;
      }
       
-   FileObject->DeviceObject=DeviceObject;
-   FileObject->Vpb=DeviceObject->Vpb;
-   
    KeInitializeEvent(&Event,NotificationEvent,FALSE);
    
-   DPRINT("DevObj StackSize %d\n", DeviceObject->StackSize);
+   Irp = IoAllocateIrp(FileObject->DeviceObject->StackSize, FALSE);
-   Irp = IoAllocateIrp(DeviceObject->StackSize, FALSE);
    if (Irp==NULL)
      {
-	ObDereferenceObject(FileObject);
-	ZwClose(*FileHandle);
-	*FileHandle=0;
 	return(STATUS_UNSUCCESSFUL);
      }
    
@@ -209,31 +200,26 @@ NTSTATUS ZwCreateFile(PHANDLE FileHandle,
    StackLoc->MinorFunction = 0;
    StackLoc->Flags = 0;
    StackLoc->Control = 0;
-   StackLoc->DeviceObject = DeviceObject;
+   StackLoc->DeviceObject = FileObject->DeviceObject;
    StackLoc->FileObject = FileObject;
    StackLoc->Parameters.Create.Options = CreateOptions&FILE_VALID_OPTION_FLAGS;
    StackLoc->Parameters.Create.Options |= CreateDisposition<<24;
-   Status = IoCallDriver(DeviceObject,Irp);
+   
+   Status = IoCallDriver(FileObject->DeviceObject,Irp);
    if (Status == STATUS_PENDING)
      {
 	KeWaitForSingleObject(&Event,Executive,KernelMode,FALSE,NULL);
 	Status = IoStatusBlock->Status;
      }
    
-   if (Status!=STATUS_SUCCESS)
+   if (!NT_SUCCESS(Status))
      {
-	DPRINT("FileObject->FileName.Buffer %x\n",FileObject->FileName.Buffer);
-	ObDereferenceObject(FileObject);
 	ZwClose(*FileHandle);
-	*FileHandle=0;
+	(*FileHandle) = 0;
-	return(Status);
      }
    
-   DPRINT("*FileHandle %x\n",*FileHandle);
+   DPRINT("Finished ZwCreateFile()\n");
-   ObDereferenceObject(FileObject);
-   
    return(Status);
-
 }
 
 NTSTATUS NtOpenFile(PHANDLE FileHandle,

reactos/ntoskrnl/io/device.c

@@ -112,6 +112,15 @@ VOID IoRegisterDriverReinitialization(PDRIVER_OBJECT DriverObject,
    UNIMPLEMENTED;
 }
 
+NTSTATUS IopDefaultDispatchFunction(PDEVICE_OBJECT DeviceObject,
+				    PIRP Irp)
+{
+   Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED;
+   Irp->IoStatus.Information = 0;
+   
+   IoCompleteRequest(Irp, IO_NO_INCREMENT);
+   return(STATUS_NOT_IMPLEMENTED);
+}
 
 NTSTATUS InitializeLoadedDriver(PDRIVER_INITIALIZE entry)
 /*
@@ -121,6 +130,7 @@ NTSTATUS InitializeLoadedDriver(PDRIVER_INITIALIZE entry)
 {
    NTSTATUS ret;
    PDRIVER_OBJECT DriverObject;
+   ULONG i;
    
    /*
     * Allocate memory for a driver object
@@ -133,8 +143,12 @@ NTSTATUS InitializeLoadedDriver(PDRIVER_INITIALIZE entry)
 	DbgPrint("%s:%d\n",__FILE__,__LINE__);
 	return STATUS_INSUFFICIENT_RESOURCES;
      }
-   memset(DriverObject, '\0', sizeof(DRIVER_OBJECT));
+   memset(DriverObject, 0, sizeof(DRIVER_OBJECT));
-   CHECKPOINT;
+   
+   for (i=0; i<=IRP_MJ_MAXIMUM_FUNCTION; i++)
+     {
+	DriverObject->MajorFunction[i] = IopDefaultDispatchFunction;
+     }
    
    /*
     * Initalize the driver
@@ -166,6 +180,29 @@ NTSTATUS IoAttachDevice(PDEVICE_OBJECT SourceDevice,
    UNIMPLEMENTED;
 }
 
+NTSTATUS IopCreateDevice(PVOID ObjectBody,
+			 PVOID Parent,
+			 PWSTR RemainingPath,
+			 POBJECT_ATTRIBUTES ObjectAttributes)
+{
+   PDEVICE_OBJECT DeviceObject = (PDEVICE_OBJECT)ObjectBody;
+   
+   DPRINT("IopCreateDevice(ObjectBody %x, Parent %x, RemainingPath %w)\n",
+	  ObjectBody, Parent, RemainingPath);
+   
+   if (RemainingPath != NULL && wcschr(RemainingPath+1, '\\') != NULL)
+     {
+	return(STATUS_UNSUCCESSFUL);
+     }
+   
+   if (Parent != NULL && RemainingPath != NULL)
+     {
+	ObAddEntryDirectory(Parent, ObjectBody, RemainingPath+1);
+     }
+   return(STATUS_SUCCESS);
+}
+
+
 NTSTATUS IoCreateDevice(PDRIVER_OBJECT DriverObject,
 			ULONG DeviceExtensionSize,
 			PUNICODE_STRING DeviceName,
@@ -209,11 +246,11 @@ NTSTATUS IoCreateDevice(PDRIVER_OBJECT DriverObject,
    if (DeviceName!=NULL)
      {
 	InitializeObjectAttributes(&dev_attr,DeviceName,0,NULL,NULL);
-	dev = ObGenericCreateObject(&devh,0,&dev_attr,IoDeviceType);
+	dev = ObCreateObject(&devh,0,&dev_attr,IoDeviceType);
      }
    else
      {
-	dev = ObGenericCreateObject(&devh,0,NULL,IoDeviceType);
+	dev = ObCreateObject(&devh,0,NULL,IoDeviceType);
      }
 					      
    *DeviceObject=NULL;

reactos/ntoskrnl/io/dir.c

@@ -204,7 +204,6 @@ NTSTATUS STDCALL ZwQueryDirectoryFile(
 	  }
 	Status = IoStatusBlock->Status;
      }
-   ObDereferenceObject(FileObject);
    return(Status);
 }
 

reactos/ntoskrnl/io/errlog.c

@@ -3,7 +3,7 @@
  * PROJECT:         ReactOS kernel
  * FILE:            ntoskrnl/io/errlog.c
  * PURPOSE:         Error logging
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
  */

reactos/ntoskrnl/io/file.c

@@ -17,8 +17,7 @@
 
 /* FUNCTIONS *****************************************************************/
 
-NTSTATUS 
+NTSTATUS NtQueryInformationFile(HANDLE FileHandle,
-NtQueryInformationFile(HANDLE FileHandle,
 				PIO_STATUS_BLOCK IoStatusBlock,
 				PVOID FileInformation,
 				ULONG Length,
@@ -31,8 +30,7 @@ NtQueryInformationFile(HANDLE FileHandle,
                                 FileInformationClass);
 }
 
-NTSTATUS 
+NTSTATUS ZwQueryInformationFile(HANDLE FileHandle,
-ZwQueryInformationFile(HANDLE FileHandle,
 				PIO_STATUS_BLOCK IoStatusBlock,
 				PVOID FileInformation,
 				ULONG Length,
@@ -92,8 +90,7 @@ ZwQueryInformationFile(HANDLE FileHandle,
   return Status;
 }
 
-NTSTATUS 
+NTSTATUS NtSetInformationFile(HANDLE FileHandle,
-NtSetInformationFile(HANDLE FileHandle,
 			      PIO_STATUS_BLOCK IoStatusBlock,
 			      PVOID FileInformation,
 			      ULONG Length,
@@ -106,8 +103,7 @@ NtSetInformationFile(HANDLE FileHandle,
                               FileInformationClass);
 }
 
-NTSTATUS 
+NTSTATUS ZwSetInformationFile(HANDLE FileHandle,
-ZwSetInformationFile(HANDLE FileHandle,
 			      PIO_STATUS_BLOCK IoStatusBlock,
 			      PVOID FileInformation,
 			      ULONG Length,
@@ -116,39 +112,35 @@ ZwSetInformationFile(HANDLE FileHandle,
   UNIMPLEMENTED;
 }
 
-PGENERIC_MAPPING 
+PGENERIC_MAPPING IoGetFileObjectGenericMapping(VOID)
-IoGetFileObjectGenericMapping(VOID)
 {
   UNIMPLEMENTED;
 }
 
-NTSTATUS STDCALL 
+NTSTATUS STDCALL NtQueryAttributesFile(IN HANDLE FileHandle,
-NtQueryAttributesFile(IN HANDLE FileHandle,
 				       IN PVOID Buffer)
 {
   return ZwQueryAttributesFile(FileHandle, Buffer);
 }
 
-NTSTATUS STDCALL 
+NTSTATUS STDCALL ZwQueryAttributesFile(IN HANDLE FileHandle, IN PVOID Buffer)
-ZwQueryAttributesFile(IN HANDLE FileHandle,	IN PVOID Buffer)
 {
   UNIMPLEMENTED;
 }
 
-NTSTATUS STDCALL 
+NTSTATUS STDCALL NtQueryFullAttributesFile(IN HANDLE FileHandle, 
-NtQueryFullAttributesFile(IN HANDLE FileHandle, IN PVOID Attributes)
+					   IN PVOID Attributes)
 {
   return ZwQueryFullAttributesFile(FileHandle, Attributes);
 }
 
-NTSTATUS STDCALL 
+NTSTATUS STDCALL ZwQueryFullAttributesFile(IN HANDLE FileHandle, 
-ZwQueryFullAttributesFile(IN HANDLE FileHandle, IN PVOID Attributes)
+					   IN PVOID Attributes)
 {
   UNIMPLEMENTED;
 }
 
-NTSTATUS STDCALL
+NTSTATUS STDCALL NtQueryEaFile(IN HANDLE FileHandle,
-NtQueryEaFile(IN HANDLE FileHandle,
 			       OUT PIO_STATUS_BLOCK IoStatusBlock,
 			       OUT PVOID Buffer,
 			       IN ULONG Length,
@@ -169,8 +161,7 @@ NtQueryEaFile(IN HANDLE FileHandle,
                        RestartScan);
 }
 
-NTSTATUS STDCALL
+NTSTATUS STDCALL ZwQueryEaFile(IN HANDLE FileHandle,
-ZwQueryEaFile(IN HANDLE FileHandle,
 			       OUT PIO_STATUS_BLOCK IoStatusBlock,
 			       OUT PVOID Buffer,
 			       IN ULONG Length,
@@ -183,8 +174,7 @@ ZwQueryEaFile(IN HANDLE FileHandle,
   UNIMPLEMENTED;
 }
 
-NTSTATUS STDCALL
+NTSTATUS STDCALL NtSetEaFile(IN HANDLE FileHandle,
-NtSetEaFile(IN HANDLE FileHandle,
 			     IN PIO_STATUS_BLOCK IoStatusBlock,	
 			     PVOID EaBuffer, 
 			     ULONG EaBufferSize)
@@ -195,8 +185,7 @@ NtSetEaFile(IN HANDLE FileHandle,
                      EaBufferSize);
 }
 
-NTSTATUS STDCALL
+NTSTATUS STDCALL ZwSetEaFile(IN HANDLE FileHandle,
-ZwSetEaFile(IN HANDLE FileHandle,
 			     IN PIO_STATUS_BLOCK IoStatusBlock,	
 			     PVOID EaBuffer, 
 			     ULONG EaBufferSize)

reactos/ntoskrnl/io/flush.c

@@ -45,7 +45,7 @@ NTSTATUS STDCALL ZwFlushBuffersFile(IN HANDLE FileHandle,
  *                       the flush buffers operation. The information field is
  *                       set to number of bytes flushed to disk.
  * RETURNS: Status 
- * REMARKS: This funciton maps to the win32 FlushFileBuffers
+ * REMARKS: This function maps to the win32 FlushFileBuffers
  */
 {
    PFILE_OBJECT FileObject = NULL;

reactos/ntoskrnl/io/iomgr.c

@@ -23,12 +23,61 @@
 POBJECT_TYPE IoDeviceType = NULL;
 POBJECT_TYPE IoFileType = NULL;
                            
-
 /* FUNCTIONS ****************************************************************/
 
-VOID IopCloseFile(PVOID ObjectBody)
+VOID IopCloseFile(PVOID ObjectBody, ULONG HandleCount)
 {
    PFILE_OBJECT FileObject = (PFILE_OBJECT)ObjectBody;
+   PIRP Irp;
+   PIO_STACK_LOCATION StackPtr;
+   NTSTATUS Status;
+   
+   if (HandleCount > 0)
+     {
+	return;
+     }
+   
+   ObReferenceObjectByPointer(FileObject,
+			      STANDARD_RIGHTS_REQUIRED,
+			      IoFileType,
+			      UserMode);
+   
+   Irp = IoBuildSynchronousFsdRequest(IRP_MJ_CLEANUP,
+				      FileObject->DeviceObject,
+				      NULL,
+				      0,
+				      NULL,
+				      NULL,
+				      NULL);
+   StackPtr = IoGetNextIrpStackLocation(Irp);
+   StackPtr->FileObject = FileObject;
+   
+   Status = IoCallDriver(FileObject->DeviceObject, Irp);
+}
+
+VOID IopDeleteFile(PVOID ObjectBody)
+{
+   PFILE_OBJECT FileObject = (PFILE_OBJECT)ObjectBody;
+   PIRP Irp;
+   PIO_STACK_LOCATION StackPtr;
+   NTSTATUS Status;
+   
+   ObReferenceObjectByPointer(ObjectBody,
+			      STANDARD_RIGHTS_REQUIRED,
+			      IoFileType,
+			      UserMode);
+   
+   Irp = IoBuildSynchronousFsdRequest(IRP_MJ_CLOSE,
+				      FileObject->DeviceObject,
+				      NULL,
+				      0,
+				      NULL,
+				      NULL,
+				      NULL);
+   StackPtr = IoGetNextIrpStackLocation(Irp);
+   StackPtr->FileObject = FileObject;
+   
+   Status = IoCallDriver(FileObject->DeviceObject, Irp);
    
    if (FileObject->FileName.Buffer != NULL)
      {
@@ -62,6 +111,7 @@ VOID IoInit(VOID)
    IoDeviceType->Security = NULL;
    IoDeviceType->QueryName = NULL;
    IoDeviceType->OkayToClose = NULL;
+   IoDeviceType->Create = IopCreateDevice;
    
    RtlInitAnsiString(&AnsiString,"Device");
    RtlAnsiStringToUnicodeString(&IoDeviceType->TypeName,&AnsiString,TRUE);
@@ -77,11 +127,12 @@ VOID IoInit(VOID)
    IoFileType->Dump = NULL;
    IoFileType->Open = NULL;
    IoFileType->Close = IopCloseFile;
-   IoFileType->Delete = NULL;
+   IoFileType->Delete = IopDeleteFile;
    IoFileType->Parse = NULL;
    IoFileType->Security = NULL;
    IoFileType->QueryName = NULL;
    IoFileType->OkayToClose = NULL;
+   IoFileType->Create = IopCreateFile;
    
    RtlInitAnsiString(&AnsiString,"File");
    RtlAnsiStringToUnicodeString(&IoFileType->TypeName,&AnsiString,TRUE);

reactos/ntoskrnl/io/irp.c

@@ -150,10 +150,7 @@ PIO_STACK_LOCATION IoGetNextIrpStackLocation(PIRP Irp)
  * RETURNS: A pointer to the stack location 
  */
 {
-   DPRINT("IoGetNextIrpStackLocation: Irp %08lx CurLoc %d StkCnt %d\n", 
+   DPRINT("IoGetNextIrpStackLocation(Irp %x)\n",Irp);
-          Irp,
-          Irp->CurrentLocation,
-          Irp->StackCount);
 
    assert(Irp!=NULL);
    DPRINT("Irp %x Irp->StackPtr %x\n",Irp,Irp->CurrentLocation);
@@ -166,12 +163,19 @@ NTSTATUS IoCallDriver(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  */
 {
    NTSTATUS Status;
-   PDRIVER_OBJECT DriverObject = DeviceObject->DriverObject;
+   PDRIVER_OBJECT DriverObject;
-   PIO_STACK_LOCATION param = IoGetNextIrpStackLocation(Irp);
+   PIO_STACK_LOCATION param;
+   
+   DPRINT("IoCallDriver(DeviceObject %x, Irp %x)\n",DeviceObject,Irp);
+   
+   DriverObject = DeviceObject->DriverObject;
+   param = IoGetNextIrpStackLocation(Irp);
    
    Irp->Tail.Overlay.CurrentStackLocation--;
    Irp->CurrentLocation--;
    
+   DPRINT("DriverObject->MajorFunction[param->MajorFunction] %x\n",
+	    DriverObject->MajorFunction[param->MajorFunction]);
    Status = DriverObject->MajorFunction[param->MajorFunction](DeviceObject,
 							      Irp);
    return Status;

reactos/ntoskrnl/io/page.c

@@ -31,6 +31,11 @@ NTSTATUS IoPageRead(PFILE_OBJECT FileObject,
    DPRINT("IoPageRead(FileObject %x, Address %x)\n",
 	  FileObject,Address);
    
+   ObReferenceObjectByPointer(FileObject,
+			      STANDARD_RIGHTS_REQUIRED,
+			      IoFileType,
+			      UserMode);
+   
    KeInitializeEvent(&Event,NotificationEvent,FALSE);
    Irp = IoBuildSynchronousFsdRequest(IRP_MJ_READ,
 				      FileObject->DeviceObject,

reactos/ntoskrnl/io/rw.c

@@ -107,7 +107,6 @@ NTSTATUS ZwReadFile(HANDLE FileHandle,
        KeWaitForSingleObject(&Event,Executive,KernelMode,FALSE,NULL);
        return(IoStatusBlock->Status);
      }
-   ObDereferenceObject(FileObject);
    return(Status);
 }
 
@@ -188,8 +187,6 @@ NTSTATUS ZwWriteFile(HANDLE FileHandle,
 	KeWaitForSingleObject(&Event,Executive,KernelMode,FALSE,NULL);
         Status = Irp->IoStatus.Status;
      }
-   ObDereferenceObject(FileObject);
-   
    return(Status);
 }
 

reactos/ntoskrnl/io/symlink.c

@@ -30,6 +30,40 @@ POBJECT_TYPE IoSymbolicLinkType = NULL;
 
 /* FUNCTIONS *****************************************************************/
 
+NTSTATUS IopCreateSymbolicLink(PVOID Object,
+			       PVOID Parent,
+			       PWSTR RemainingPath,
+			       POBJECT_ATTRIBUTES ObjectAttributes)
+{
+   if (Parent != NULL && RemainingPath != NULL)
+     {
+	ObAddEntryDirectory(Parent, Object, RemainingPath+1);
+     }
+   return(STATUS_SUCCESS);
+}
+
+PVOID IopParseSymbolicLink(PVOID Object,
+			   PWSTR* RemainingPath)
+{
+   NTSTATUS Status;
+   PSYMLNK_OBJECT SymlinkObject = (PSYMLNK_OBJECT)Object;
+   PVOID ReturnedObject;
+   
+   Status = ObReferenceObjectByName(SymlinkObject->Target.ObjectName,
+				    0,
+				    NULL,
+				    STANDARD_RIGHTS_REQUIRED,
+				    NULL,
+				    UserMode,
+				    NULL,
+				    &ReturnedObject);
+   if (NT_SUCCESS(Status))
+     {
+	return(ReturnedObject);
+     }
+   return(NULL);
+}
+
 VOID IoInitSymbolicLinkImplementation(VOID)
 {
    ANSI_STRING AnsiString;
@@ -46,10 +80,11 @@ VOID IoInitSymbolicLinkImplementation(VOID)
    IoSymbolicLinkType->Open = NULL;
    IoSymbolicLinkType->Close = NULL;
    IoSymbolicLinkType->Delete = NULL;
-   IoSymbolicLinkType->Parse = NULL;
+   IoSymbolicLinkType->Parse = IopParseSymbolicLink;
    IoSymbolicLinkType->Security = NULL;
    IoSymbolicLinkType->QueryName = NULL;
    IoSymbolicLinkType->OkayToClose = NULL;
+   IoSymbolicLinkType->Create = IopCreateSymbolicLink;
    
    RtlInitAnsiString(&AnsiString,"Symbolic Link");
    RtlAnsiStringToUnicodeString(&IoSymbolicLinkType->TypeName,
@@ -72,9 +107,15 @@ NTSTATUS ZwOpenSymbolicLinkObject(OUT PHANDLE LinkHandle,
 {
    NTSTATUS Status;
    PVOID Object;
-   PWSTR Ignored;
 
-   Status =  ObOpenObjectByName(ObjectAttributes,&Object,&Ignored);
+   Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
+				    ObjectAttributes->Attributes,
+				    NULL,
+				    DesiredAccess,
+				    NULL,
+				    UserMode,
+				    NULL,
+				    &Object);
    if (!NT_SUCCESS(Status))
      {
 	return(Status);
@@ -117,21 +158,6 @@ NTSTATUS ZwQuerySymbolicLinkObject(IN HANDLE LinkHandle,
    return(STATUS_SUCCESS);
 }
 
-
-POBJECT IoOpenSymlink(POBJECT _Symlink)
-{
-   PVOID Result;
-   PSYMLNK_OBJECT Symlink = (PSYMLNK_OBJECT)_Symlink;
-   PWSTR Ignored;
-   
-   DPRINT("IoOpenSymlink(_Symlink %x)\n",Symlink);
-   
-   DPRINT("Target %w\n",Symlink->Target.ObjectName->Buffer);
-   
-   ObOpenObjectByName(&(Symlink->Target),&Result,&Ignored);
-   return(Result);
-}
-
 NTSTATUS IoCreateUnprotectedSymbolicLink(PUNICODE_STRING SymbolicLinkName,
 					 PUNICODE_STRING DeviceName)
 {
@@ -150,7 +176,7 @@ NTSTATUS IoCreateSymbolicLink(PUNICODE_STRING SymbolicLinkName,
 	  SymbolicLinkName->Buffer,DeviceName->Buffer);
    
    InitializeObjectAttributes(&ObjectAttributes,SymbolicLinkName,0,NULL,NULL);
-   SymbolicLink = ObGenericCreateObject(&SymbolicLinkHandle,
+   SymbolicLink = ObCreateObject(&SymbolicLinkHandle,
 				 SYMBOLIC_LINK_ALL_ACCESS,
 				 &ObjectAttributes,
 				 IoSymbolicLinkType);

reactos/ntoskrnl/ke/catch.c

@@ -17,7 +17,7 @@
 
 VOID ExRaiseStatus(NTSTATUS Status)
 {
-   DbgPrint("ExRaiseStatus(%d)\n",Status);
+   DbgPrint("ExRaiseStatus(%x)\n",Status);
    for(;;);
 }
 

reactos/ntoskrnl/ldr/loader.c

@@ -16,7 +16,7 @@
 /* INCLUDES *****************************************************************/
 
 #include <internal/i386/segment.h>
-#include <internal/kernel.h>
+#include <internal/ntoskrnl.h>
 #include <internal/linkage.h>
 #include <internal/module.h>
 #include <internal/ob.h>
@@ -957,7 +957,7 @@ LdrLoadImage(HANDLE ProcessHandle,
     }
 
   /*  Build a module structure for the image  */
-  Module = ObGenericCreateObject(ModuleHandle, 
+  Module = ObCreateObject(ModuleHandle, 
 			  PROCESS_ALL_ACCESS, 
 			  NULL,
 			  ObModuleType);

reactos/ntoskrnl/makefile_rex

@@ -7,7 +7,7 @@ include hal/x86/sources
 
 NT_OBJECTS = nt/port.o nt/channel.o nt/ntevent.o nt/nttimer.o nt/atom.o \
              nt/evtpair.o nt/ntsem.o nt/mutant.o nt/misc.o nt/plugplay.o \
-	     nt/profile.o
+	     nt/profile.o nt/nt.o
 
 RTL_OBJECTS = rtl/vsprintf.o rtl/lookas.o rtl/unicode.o rtl/strtok.o \
               rtl/time.o rtl/unalign.o rtl/mem.o rtl/largeint.o rtl/ctype.o \
@@ -32,7 +32,7 @@ IO_OBJECTS = io/iomgr.o io/create.o io/irp.o io/device.o io/rw.o \
 	     io/fs.o io/vpb.o io/buildirp.o io/flush.o io/dir.o io/iocomp.o \
 	     io/mailslot.o io/npipe.o io/lock.o io/page.o io/cleanup.o
 
-OB_OBJECTS = ob/object.o ob/handle.o ob/namespc.o
+OB_OBJECTS = ob/object.o ob/handle.o ob/namespc.o ob/ntobj.o ob/dirobj.o
 
 PS_OBJECTS = ps/psmgr.o ps/thread.o ps/process.o ps/idle.o ps/kill.o \
              ps/tinfo.o
@@ -45,7 +45,7 @@ SE_OBJECTS = se/semgr.o
 
 CM_OBJECTS = cm/registry.o
 
-TST_OBJECTS = tst/test.o tst/sshell.o tst/readline.o
+TST_OBJECTS = tst/test.o
 
 DBG_OBJECTS = dbg/brkpoint.o dbg/errinfo.o
 

reactos/ntoskrnl/mm/cont.c

@@ -1,17 +1,15 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            kernel/mm/cont.c
+ * FILE:            ntoskrnl/mm/cont.c
  * PURPOSE:         Manages continuous memory
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
  */
 
 /* INCLUDES *****************************************************************/
 
-#include <internal/kernel.h>
-#include <internal/linkage.h>
 #include <ddk/ntddk.h>
 
 #include <internal/debug.h>

reactos/ntoskrnl/mm/mdl.c

@@ -125,7 +125,7 @@ VOID MmProbeAndLockPages(PMDL Mdl, KPROCESSOR_MODE AccessMode,
     */
    if (marea==NULL )
      {
-	printk("Area is invalid\n");
+	DbgPrint("(%s:%d) Area is invalid\n",__FILE__,__LINE__);
 	ExRaiseStatus(STATUS_INVALID_PARAMETER);
      }
       

reactos/ntoskrnl/mm/ncache.c

@@ -1,17 +1,15 @@
 /*
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
- * FILE:            kernel/mm/cont.c
+ * FILE:            ntoskrnl/mm/cont.c
  * PURPOSE:         Manages non-cached memory
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
  */
 
 /* INCLUDES *****************************************************************/
 
-#include <internal/kernel.h>
-#include <internal/linkage.h>
 #include <ddk/ntddk.h>
 
 #include <internal/debug.h>

reactos/ntoskrnl/mm/section.c

@@ -25,6 +25,44 @@ POBJECT_TYPE MmSectionType = NULL;
 
 /* FUNCTIONS *****************************************************************/
 
+VOID MmpDeleteSection(PVOID ObjectBody)
+{
+}
+
+NTSTATUS MmpCreateSection(PVOID ObjectBody,
+			  PVOID Parent,
+			  PWSTR RemainingPath)
+{
+   PDEVICE_OBJECT DeviceObject = (PDEVICE_OBJECT)ObjectBody;
+   NTSTATUS Status;
+   
+   DPRINT("MmpCreateDevice(ObjectBody %x, Parent %x, RemainingPath %w)\n",
+	  ObjectBody, Parent, RemainingPath);
+   
+   if (RemainingPath == NULL)
+     {
+	return(STATUS_SUCCESS);
+     }
+   
+   if (wcschr(RemainingPath+1, '\\') != NULL)
+     {
+	return(STATUS_UNSUCCESSFUL);
+     }
+   
+   Status = ObReferenceObjectByPointer(Parent,
+				       STANDARD_RIGHTS_REQUIRED,
+				       ObDirectoryType,
+				       UserMode);
+   if (!NT_SUCCESS(Status))
+     {
+	return(Status);
+     }
+   
+   ObAddEntryDirectory(Parent, ObjectBody, RemainingPath+1);
+     
+   return(STATUS_SUCCESS);
+}
+
 NTSTATUS MmInitSectionImplementation(VOID)
 {
    ANSI_STRING AnsiString;
@@ -40,11 +78,12 @@ NTSTATUS MmInitSectionImplementation(VOID)
    MmSectionType->Dump = NULL;
    MmSectionType->Open = NULL;
    MmSectionType->Close = NULL;
-   MmSectionType->Delete = NULL;
+   MmSectionType->Delete = MmpDeleteSection;
    MmSectionType->Parse = NULL;
    MmSectionType->Security = NULL;
    MmSectionType->QueryName = NULL;
    MmSectionType->OkayToClose = NULL;
+   MmSectionType->Create = MmpCreateSection;
    
    RtlInitAnsiString(&AnsiString,"Section");
    RtlAnsiStringToUnicodeString(&MmSectionType->TypeName,
@@ -106,7 +145,7 @@ NTSTATUS STDCALL ZwCreateSection(OUT PHANDLE SectionHandle,
    
    DbgPrint("ZwCreateSection()\n");
 
-   Section = ObGenericCreateObject(SectionHandle,
+   Section = ObCreateObject(SectionHandle,
 			    DesiredAccess,
 			    ObjectAttributes,
 			    MmSectionType);
@@ -120,6 +159,10 @@ NTSTATUS STDCALL ZwCreateSection(OUT PHANDLE SectionHandle,
         LARGE_INTEGER_QUAD_PART(Section->MaximumSize) = 0xffffffff;
      }
    Section->SectionPageProtection = SectionPageProtection;
+   Section->AllocateAttributes = AllocationAttributes;
+   
+   if (FileHandle != NULL)
+     {
 	Status = ObReferenceObjectByHandle(FileHandle,
 					   FILE_READ_DATA,
 					   IoFileType,
@@ -131,8 +174,11 @@ NTSTATUS STDCALL ZwCreateSection(OUT PHANDLE SectionHandle,
 	     DPRINT("ZwCreateSection() = %x\n",Status);
 	     return(Status);
 	  }
-   
+     }
-   Section->AllocateAttributes = AllocationAttributes;
+   else
+     {
+	Section->FileObject = NULL;
+     }
    
    DPRINT("ZwCreateSection() = STATUS_SUCCESS\n");
    return(STATUS_SUCCESS);
@@ -153,23 +199,26 @@ NTSTATUS ZwOpenSection(PHANDLE SectionHandle,
 {
    PVOID Object;
    NTSTATUS Status;
-   PWSTR Ignored;
    
    *SectionHandle = 0;
 
-   Status = ObOpenObjectByName(ObjectAttributes,&Object,&Ignored);
+   Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
+				    ObjectAttributes->Attributes,
+				    NULL,
+				    DesiredAccess,
+				    MmSectionType,
+				    UserMode,
+				    NULL,
+				    &Object);
    if (!NT_SUCCESS(Status))
      {
 	return(Status);
      }
        
-   if (BODY_TO_HEADER(Object)->ObjectType!=MmSectionType)
+   *SectionHandle = ObInsertHandle(KeGetCurrentProcess(),
-     {	
+				   Object,
-	return(STATUS_UNSUCCESSFUL);
+				   DesiredAccess,
-     }
+				   FALSE);
-   
-   *SectionHandle = ObInsertHandle(KeGetCurrentProcess(),Object,
-				   DesiredAccess,FALSE);
    return(STATUS_SUCCESS);
 }
 

reactos/ntoskrnl/nt/nt.c

@@ -0,0 +1,22 @@
+/*
+ * COPYRIGHT:       See COPYING in the top level directory
+ * PROJECT:         ReactOS kernel
+ * FILE:            ntoskrnl/nt/nt.c
+ * PURPOSE:         Initialization of system call interfaces
+ * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * UPDATE HISTORY:
+ *                  Created 22/05/98
+ */
+
+/* INCLUDES *****************************************************************/
+
+#include <ddk/ntddk.h>
+
+#include <internal/debug.h>
+
+/* FUNCTIONS *****************************************************************/
+
+VOID NtInit(VOID)
+{
+   NtInitializeEventImplementation();
+}

reactos/ntoskrnl/nt/ntevent.c

@@ -92,7 +92,7 @@ NTSTATUS STDCALL ZwCreateEvent(OUT PHANDLE EventHandle,
 {
    PKEVENT Event;
    
-   Event = ObGenericCreateObject(EventHandle,
+   Event = ObCreateObject(EventHandle,
 			  DesiredAccess,
 			  ObjectAttributes,
 			  ExEventType);
@@ -121,9 +121,16 @@ NTSTATUS STDCALL ZwOpenEvent(OUT PHANDLE EventHandle,
 {
    NTSTATUS Status;
    PKEVENT Event;   
-   PWSTR Ignored;
 
-   Status = ObOpenObjectByName(ObjectAttributes,(PVOID*)Event,&Ignored);
+   
+   Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
+				    ObjectAttributes->Attributes,
+				    NULL,
+				    DesiredAccess,
+				    ExEventType,
+				    UserMode,
+				    NULL,
+				    (PVOID*)&Event);
    if (Status != STATUS_SUCCESS)
      {
 	return(Status);

reactos/ntoskrnl/nt/port.c

@@ -3,7 +3,7 @@
  * PROJECT:         ReactOS kernel
  * FILE:            ntoskrnl/nt/port.c
  * PURPOSE:         Communication mechanism (like Mach?)
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                  Created 22/05/98
  */

reactos/ntoskrnl/ob/dirobj.c

@@ -0,0 +1,267 @@
+/*
+ * COPYRIGHT:      See COPYING in the top level directory
+ * PROJECT:        ReactOS kernel
+ * FILE:           ntoskrnl/ob/dirobj.c
+ * PURPOSE:        Interface functions to directory object
+ * PROGRAMMER:     David Welch (welch@mcmail.com)
+ * UPDATE HISTORY:
+ *                 22/05/98: Created
+ */
+
+/* INCLUDES ***************************************************************/
+
+#include <windows.h>
+#include <wstring.h>
+#include <ddk/ntddk.h>
+#include <internal/ob.h>
+#include <internal/io.h>
+#include <internal/string.h>
+
+#define NDEBUG
+#include <internal/debug.h>
+
+
+/* FUNCTIONS **************************************************************/
+
+NTSTATUS NtOpenDirectoryObject(PHANDLE DirectoryHandle,
+			       ACCESS_MASK DesiredAccess,
+			       POBJECT_ATTRIBUTES ObjectAttributes)
+{
+   return(ZwOpenDirectoryObject(DirectoryHandle,
+				DesiredAccess,
+				ObjectAttributes));
+}
+
+NTSTATUS ZwOpenDirectoryObject(PHANDLE DirectoryHandle,
+			       ACCESS_MASK DesiredAccess,
+			       POBJECT_ATTRIBUTES ObjectAttributes)
+/*
+ * FUNCTION: Opens a namespace directory object
+ * ARGUMENTS:
+ *       DirectoryHandle (OUT) = Variable which receives the directory handle
+ *       DesiredAccess = Desired access to the directory
+ *       ObjectAttributes = Structure describing the directory
+ * RETURNS: Status
+ * NOTES: Undocumented
+ */
+{
+   PVOID Object;
+   NTSTATUS Status;
+   
+   *DirectoryHandle = 0;
+   
+   Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
+				    ObjectAttributes->Attributes,
+				    NULL,
+				    DesiredAccess,
+				    ObDirectoryType,
+				    UserMode,
+				    NULL,
+				    &Object);
+   if (!NT_SUCCESS(Status))
+     {
+	return(Status);
+     }
+       
+   *DirectoryHandle = ObInsertHandle(KeGetCurrentProcess(),Object,
+				     DesiredAccess,FALSE);
+   return(STATUS_SUCCESS);
+}
+
+NTSTATUS NtQueryDirectoryObject(IN HANDLE DirObjHandle,
+				OUT POBJDIR_INFORMATION DirObjInformation, 
+				IN ULONG                BufferLength, 
+				IN BOOLEAN              GetNextIndex, 
+				IN BOOLEAN              IgnoreInputIndex, 
+				IN OUT PULONG           ObjectIndex,
+				OUT PULONG              DataWritten OPTIONAL)
+{
+   return(ZwQueryDirectoryObject(DirObjHandle,
+				 DirObjInformation,
+				 BufferLength,
+				 GetNextIndex,
+				 IgnoreInputIndex,
+				 ObjectIndex,
+				 DataWritten));
+}
+
+NTSTATUS ZwQueryDirectoryObject(IN HANDLE DirObjHandle,
+				OUT POBJDIR_INFORMATION DirObjInformation, 
+				IN ULONG                BufferLength, 
+				IN BOOLEAN              GetNextIndex, 
+				IN BOOLEAN              IgnoreInputIndex, 
+				IN OUT PULONG           ObjectIndex,
+				OUT PULONG              DataWritten OPTIONAL)
+/*
+ * FUNCTION: Reads information from a namespace directory
+ * ARGUMENTS:
+ *        DirObjInformation (OUT) = Buffer to hold the data read
+ *        BufferLength = Size of the buffer in bytes
+ *        GetNextIndex = If TRUE then set ObjectIndex to the index of the
+ *                       next object
+ *                       If FALSE then set ObjectIndex to the number of
+ *                       objects in the directory
+ *        IgnoreInputIndex = If TRUE start reading at index 0
+ *                           If FALSE start reading at the index specified
+ *                           by object index
+ *        ObjectIndex = Zero based index into the directory, interpretation
+ *                      depends on IgnoreInputIndex and GetNextIndex
+ *        DataWritten (OUT) = Caller supplied storage for the number of bytes
+ *                            written (or NULL)
+ * RETURNS: Status
+ */
+{
+   PDIRECTORY_OBJECT dir = NULL;
+   ULONG EntriesToRead;
+   PLIST_ENTRY current_entry;
+   POBJECT_HEADER current;
+   ULONG i=0;
+   ULONG EntriesToSkip;
+   NTSTATUS Status;
+   
+   DPRINT("ZwQueryDirectoryObject(DirObjHandle %x)\n",DirObjHandle);
+   DPRINT("dir %x namespc_root %x\n",dir,HEADER_TO_BODY(&(namespc_root.hdr)));
+   
+//   assert_irql(PASSIVE_LEVEL);
+   
+   Status = ObReferenceObjectByHandle(DirObjHandle,
+				      DIRECTORY_QUERY,
+				      ObDirectoryType,
+				      UserMode,
+				      (PVOID*)&dir,
+				      NULL);
+   if (Status != STATUS_SUCCESS)
+     {
+	return(Status);
+     }
+   
+   EntriesToRead = BufferLength / sizeof(OBJDIR_INFORMATION);
+   *DataWritten = 0;
+   
+   DPRINT("EntriesToRead %d\n",EntriesToRead);
+   
+   current_entry = dir->head.Flink;
+   
+   /*
+    * Optionally, skip over some entries at the start of the directory
+    */
+   if (!IgnoreInputIndex)
+     {
+	CHECKPOINT;
+	
+	EntriesToSkip = *ObjectIndex;
+	while ( i<EntriesToSkip && current_entry!=NULL)
+	  {
+	     current_entry = current_entry->Flink;
+	  }
+     }
+   
+   DPRINT("DirObjInformation %x\n",DirObjInformation);
+   
+   /*
+    * Read the maximum entries possible into the buffer
+    */
+   while ( i<EntriesToRead && current_entry!=(&(dir->head)))
+     {
+	current = CONTAINING_RECORD(current_entry,OBJECT_HEADER,Entry);
+	DPRINT("Scanning %w\n",current->Name.Buffer);
+	DirObjInformation[i].ObjectName.Buffer = 
+	               ExAllocatePool(NonPagedPool,(current->Name.Length+1)*2);
+	DirObjInformation[i].ObjectName.Length = current->Name.Length;
+	DirObjInformation[i].ObjectName.MaximumLength = current->Name.Length;
+	DPRINT("DirObjInformation[i].ObjectName.Buffer %x\n",
+	       DirObjInformation[i].ObjectName.Buffer);
+	RtlCopyUnicodeString(&DirObjInformation[i].ObjectName,
+			     &(current->Name));
+	i++;
+	current_entry = current_entry->Flink;
+	(*DataWritten) = (*DataWritten) + sizeof(OBJDIR_INFORMATION);
+	CHECKPOINT;
+     }
+   CHECKPOINT;
+   
+   /*
+    * Optionally, count the number of entries in the directory
+    */
+   if (GetNextIndex)
+     {
+	*ObjectIndex=i;
+     }
+   else
+     {
+	while ( current_entry!=(&(dir->head)) )
+	  {
+	     current_entry=current_entry->Flink;
+	     i++;
+	  }
+	*ObjectIndex=i;
+     }
+   return(STATUS_SUCCESS);
+}
+
+
+NTSTATUS NtCreateDirectoryObject(PHANDLE DirectoryHandle,
+				 ACCESS_MASK DesiredAccess,
+				 POBJECT_ATTRIBUTES ObjectAttributes)
+{
+   return(ZwCreateDirectoryObject(DirectoryHandle,
+				  DesiredAccess,
+				  ObjectAttributes));
+}
+
+NTSTATUS ZwCreateDirectoryObject(PHANDLE DirectoryHandle,
+				 ACCESS_MASK DesiredAccess,
+				 POBJECT_ATTRIBUTES ObjectAttributes)
+/*
+ * FUNCTION: Creates or opens a directory object (a container for other
+ * objects)
+ * ARGUMENTS:
+ *        DirectoryHandle (OUT) = Caller supplied storage for the handle
+ *                                of the directory
+ *        DesiredAccess = Access desired to the directory
+ *        ObjectAttributes = Object attributes initialized with
+ *                           InitializeObjectAttributes
+ * RETURNS: Status
+ */
+{
+   PDIRECTORY_OBJECT dir;
+   
+   dir = ObCreateObject(DirectoryHandle,
+			DesiredAccess,
+			ObjectAttributes,
+			ObDirectoryType);
+   return(STATUS_SUCCESS);
+}
+
+VOID InitializeObjectAttributes(POBJECT_ATTRIBUTES InitializedAttributes,
+				PUNICODE_STRING ObjectName,
+				ULONG Attributes,
+				HANDLE RootDirectory,
+				PSECURITY_DESCRIPTOR SecurityDescriptor)
+/*
+ * FUNCTION: Sets up a parameter of type OBJECT_ATTRIBUTES for a 
+ * subsequent call to ZwCreateXXX or ZwOpenXXX
+ * ARGUMENTS:
+ *        InitializedAttributes (OUT) = Caller supplied storage for the
+ *                                      object attributes
+ *        ObjectName = Full path name for object
+ *        Attributes = Attributes for the object
+ *        RootDirectory = Where the object should be placed or NULL
+ *        SecurityDescriptor = Ignored
+ * 
+ * NOTE:
+ *     Either ObjectName is a fully qualified pathname or a path relative
+ *     to RootDirectory
+ */
+{
+   DPRINT("InitializeObjectAttributes(InitializedAttributes %x "
+	  "ObjectName %x Attributes %x RootDirectory %x)\n",
+	  InitializedAttributes,ObjectName,Attributes,RootDirectory);
+   InitializedAttributes->Length=sizeof(OBJECT_ATTRIBUTES);
+   InitializedAttributes->RootDirectory=RootDirectory;
+   InitializedAttributes->ObjectName=ObjectName;
+   InitializedAttributes->Attributes=Attributes;
+   InitializedAttributes->SecurityDescriptor=SecurityDescriptor;
+   InitializedAttributes->SecurityQualityOfService=NULL;
+}
+

reactos/ntoskrnl/ob/handle.c

@@ -215,8 +215,10 @@ VOID ObDeleteHandle(HANDLE Handle)
    DPRINT("Finished ObDeleteHandle()\n");
 }
 
-HANDLE ObInsertHandle(PKPROCESS Process, PVOID ObjectBody,
+HANDLE ObInsertHandle(PKPROCESS Process, 
-		      ACCESS_MASK GrantedAccess, BOOLEAN Inherit)
+		      PVOID ObjectBody,
+		      ACCESS_MASK GrantedAccess, 
+		      BOOLEAN Inherit)
 /*
  * FUNCTION: Add a handle referencing an object
  * ARGUMENTS:

reactos/ntoskrnl/ob/namespc.c

@@ -24,193 +24,10 @@
 
 POBJECT_TYPE ObDirectoryType = NULL;
 
-static struct
+PDIRECTORY_OBJECT NameSpaceRoot = NULL;
-{
-   OBJECT_HEADER hdr;
-//   DIRECTORY_OBJECT directory;
-   LIST_ENTRY head;
-   KSPIN_LOCK Lock;
-} namespc_root = {{0,},};
 
 /* FUNCTIONS **************************************************************/
 
-NTSTATUS NtOpenDirectoryObject(PHANDLE DirectoryHandle,
-			       ACCESS_MASK DesiredAccess,
-			       POBJECT_ATTRIBUTES ObjectAttributes)
-{
-   return(ZwOpenDirectoryObject(DirectoryHandle,
-				DesiredAccess,
-				ObjectAttributes));
-}
-
-NTSTATUS ZwOpenDirectoryObject(PHANDLE DirectoryHandle,
-			       ACCESS_MASK DesiredAccess,
-			       POBJECT_ATTRIBUTES ObjectAttributes)
-/*
- * FUNCTION: Opens a namespace directory object
- * ARGUMENTS:
- *       DirectoryHandle (OUT) = Variable which receives the directory handle
- *       DesiredAccess = Desired access to the directory
- *       ObjectAttributes = Structure describing the directory
- * RETURNS: Status
- * NOTES: Undocumented
- */
-{
-   PVOID Object;
-   NTSTATUS Status;
-   PWSTR Ignored;
-   
-   *DirectoryHandle = 0;
-   
-   Status = ObOpenObjectByName(ObjectAttributes,&Object,&Ignored);
-   if (!NT_SUCCESS(Status))
-     {
-	return(Status);
-     }
-       
-   if (BODY_TO_HEADER(Object)->Type!=OBJTYP_DIRECTORY)
-     {	
-	return(STATUS_UNSUCCESSFUL);
-     }
-   
-   *DirectoryHandle = ObInsertHandle(KeGetCurrentProcess(),Object,
-				     DesiredAccess,FALSE);
-   CHECKPOINT;
-   return(STATUS_SUCCESS);
-}
-
-NTSTATUS NtQueryDirectoryObject(IN HANDLE DirObjHandle,
-				OUT POBJDIR_INFORMATION DirObjInformation, 
-				IN ULONG                BufferLength, 
-				IN BOOLEAN              GetNextIndex, 
-				IN BOOLEAN              IgnoreInputIndex, 
-				IN OUT PULONG           ObjectIndex,
-				OUT PULONG              DataWritten OPTIONAL)
-{
-   return(ZwQueryDirectoryObject(DirObjHandle,
-				 DirObjInformation,
-				 BufferLength,
-				 GetNextIndex,
-				 IgnoreInputIndex,
-				 ObjectIndex,
-				 DataWritten));
-}
-
-NTSTATUS ZwQueryDirectoryObject(IN HANDLE DirObjHandle,
-				OUT POBJDIR_INFORMATION DirObjInformation, 
-				IN ULONG                BufferLength, 
-				IN BOOLEAN              GetNextIndex, 
-				IN BOOLEAN              IgnoreInputIndex, 
-				IN OUT PULONG           ObjectIndex,
-				OUT PULONG              DataWritten OPTIONAL)
-/*
- * FUNCTION: Reads information from a namespace directory
- * ARGUMENTS:
- *        DirObjInformation (OUT) = Buffer to hold the data read
- *        BufferLength = Size of the buffer in bytes
- *        GetNextIndex = If TRUE then set ObjectIndex to the index of the
- *                       next object
- *                       If FALSE then set ObjectIndex to the number of
- *                       objects in the directory
- *        IgnoreInputIndex = If TRUE start reading at index 0
- *                           If FALSE start reading at the index specified
- *                           by object index
- *        ObjectIndex = Zero based index into the directory, interpretation
- *                      depends on IgnoreInputIndex and GetNextIndex
- *        DataWritten (OUT) = Caller supplied storage for the number of bytes
- *                            written (or NULL)
- * RETURNS: Status
- */
-{
-   PDIRECTORY_OBJECT dir = NULL;
-   ULONG EntriesToRead;
-   PLIST_ENTRY current_entry;
-   POBJECT_HEADER current;
-   ULONG i=0;
-   ULONG EntriesToSkip;
-   NTSTATUS Status;
-   
-   DPRINT("ZwQueryDirectoryObject(DirObjHandle %x)\n",DirObjHandle);
-   DPRINT("dir %x namespc_root %x\n",dir,HEADER_TO_BODY(&(namespc_root.hdr)));
-   
-//   assert_irql(PASSIVE_LEVEL);
-   
-   Status = ObReferenceObjectByHandle(DirObjHandle,
-				      DIRECTORY_QUERY,
-				      ObDirectoryType,
-				      UserMode,
-				      (PVOID*)&dir,
-				      NULL);
-   if (Status != STATUS_SUCCESS)
-     {
-	return(Status);
-     }
-   
-   EntriesToRead = BufferLength / sizeof(OBJDIR_INFORMATION);
-   *DataWritten = 0;
-   
-   DPRINT("EntriesToRead %d\n",EntriesToRead);
-   
-   current_entry = dir->head.Flink;
-   
-   /*
-    * Optionally, skip over some entries at the start of the directory
-    */
-   if (!IgnoreInputIndex)
-     {
-	CHECKPOINT;
-	
-	EntriesToSkip = *ObjectIndex;
-	while ( i<EntriesToSkip && current_entry!=NULL)
-	  {
-	     current_entry = current_entry->Flink;
-	  }
-     }
-   
-   DPRINT("DirObjInformation %x\n",DirObjInformation);
-   
-   /*
-    * Read the maximum entries possible into the buffer
-    */
-   while ( i<EntriesToRead && current_entry!=(&(dir->head)))
-     {
-	current = CONTAINING_RECORD(current_entry,OBJECT_HEADER,Entry);
-	DPRINT("Scanning %w\n",current->Name.Buffer);
-	DirObjInformation[i].ObjectName.Buffer = 
-	               ExAllocatePool(NonPagedPool,(current->Name.Length+1)*2);
-	DirObjInformation[i].ObjectName.Length = current->Name.Length;
-	DirObjInformation[i].ObjectName.MaximumLength = current->Name.Length;
-	DPRINT("DirObjInformation[i].ObjectName.Buffer %x\n",
-	       DirObjInformation[i].ObjectName.Buffer);
-	RtlCopyUnicodeString(&DirObjInformation[i].ObjectName,
-			     &(current->Name));
-	i++;
-	current_entry = current_entry->Flink;
-	(*DataWritten) = (*DataWritten) + sizeof(OBJDIR_INFORMATION);
-	CHECKPOINT;
-     }
-   CHECKPOINT;
-   
-   /*
-    * Optionally, count the number of entries in the directory
-    */
-   if (GetNextIndex)
-     {
-	*ObjectIndex=i;
-     }
-   else
-     {
-	while ( current_entry!=(&(dir->head)) )
-	  {
-	     current_entry=current_entry->Flink;
-	     i++;
-	  }
-	*ObjectIndex=i;
-     }
-   return(STATUS_SUCCESS);
-}
-
-
 NTSTATUS ObReferenceObjectByName(PUNICODE_STRING ObjectPath,
 				 ULONG Attributes,
 				 PACCESS_STATE PassedAccessState,
@@ -220,34 +37,173 @@ NTSTATUS ObReferenceObjectByName(PUNICODE_STRING ObjectPath,
 				 PVOID ParseContext,
 				 PVOID* ObjectPtr)
 {
-   UNIMPLEMENTED;
+   PVOID Object;
+   PWSTR RemainingPath;
+   OBJECT_ATTRIBUTES ObjectAttributes;
+   
+   InitializeObjectAttributes(&ObjectAttributes,
+			      ObjectPath,
+			      0,
+			      NULL,
+			      NULL);
+   ObFindObject(&ObjectAttributes,
+		&Object,
+		&RemainingPath);
+   
+   if (RemainingPath != NULL ||
+       Object == NULL)
+     {
+	*ObjectPtr = NULL;
+	return(STATUS_UNSUCCESSFUL);
+     }
+   *ObjectPtr = Object;
+   return(STATUS_SUCCESS);
 }
 
-NTSTATUS ObOpenObjectByName(POBJECT_ATTRIBUTES ObjectAttributes,
+VOID ObAddEntryDirectory(PDIRECTORY_OBJECT Parent,
-			    PVOID* Object, PWSTR* UnparsedSection)
+			 POBJECT Object,
+			 PWSTR Name)
+/*
+ * FUNCTION: Add an entry to a namespace directory
+ * ARGUMENTS:
+ *         parent = directory to add in
+ *         name = Name to give the entry
+ *         Object = Header of the object to add the entry for
+ */
 {
+   KIRQL oldlvl;
+   POBJECT_HEADER Header = BODY_TO_HEADER(Object);
+   
+   RtlInitUnicodeString(&Header->Name, wstrdup(Name));
+   Header->Parent = Parent;
+   
+   KeAcquireSpinLock(&Parent->Lock, &oldlvl);
+   InsertTailList(&Parent->head, &Header->Entry);
+   KeReleaseSpinLock(&Parent->Lock, oldlvl);
+}
+
+PVOID ObpFindEntryDirectory(PDIRECTORY_OBJECT DirectoryObject,
+			    PWSTR Name,
+			    ULONG Attributes)
+{
+   PLIST_ENTRY current = DirectoryObject->head.Flink;
+   POBJECT_HEADER current_obj;
+
+   DPRINT("ObDirLookup(dir %x, name %w)\n",DirectoryObject, Name);
+   
+   if (Name[0]==0)
+     {
+	return(DirectoryObject);
+     }
+   if (Name[0]=='.' && Name[1]==0)
+     {
+	return(DirectoryObject);
+     }
+   if (Name[0]=='.' && Name[1]=='.' && Name[2]==0)
+     {
+	return(BODY_TO_HEADER(DirectoryObject)->Parent);
+     }
+   while (current!=(&(DirectoryObject->head)))
+     {
+	current_obj = CONTAINING_RECORD(current,OBJECT_HEADER,Entry);
+	DPRINT("Scanning %w %w\n",current_obj->Name.Buffer, Name);
+	if (Attributes & OBJ_CASE_INSENSITIVE)
+	  {
+	     if (wcsicmp(current_obj->Name.Buffer, Name)==0)
+	       {
+		  DPRINT("Found it %x\n",HEADER_TO_BODY(current_obj));
+		  return(HEADER_TO_BODY(current_obj));
+	       }
+	  }
+	else
+	  {
+	     if ( wcscmp(current_obj->Name.Buffer, Name)==0)
+	       {
+		  DPRINT("Found it %x\n",HEADER_TO_BODY(current_obj));
+		  return(HEADER_TO_BODY(current_obj));
+	       }
+	  }
+	current = current->Flink;
+     }
+   DPRINT("%s() = NULL\n",__FUNCTION__);
+   return(NULL);
+
+}
+
+PVOID ObpParseDirectory(PVOID Object, PWSTR* Path)
+{
+   PWSTR end;
+   PVOID FoundObject;
    NTSTATUS Status;
    
-   DPRINT("ObOpenObjectByName(ObjectAttributes %x, Object %x)\n",
+   DPRINT("ObpParseDirectory(Object %x, Path %x, *Path %w)\n",
-	  ObjectAttributes,Object);
+	  Object,Path,*Path);
-   DPRINT("ObjectAttributes = {ObjectName %x ObjectName->Buffer %w}\n",
-	  ObjectAttributes->ObjectName,ObjectAttributes->ObjectName->Buffer);
-   DPRINT("ObjectAttributes->ObjectName->Length %d\n",
-	  ObjectAttributes->ObjectName->Length);
    
-   *Object = NULL;
+   if ((*Path) == NULL)
-   Status = ObLookupObject(ObjectAttributes->RootDirectory, 
+     {
-			   ObjectAttributes->ObjectName->Buffer, 
+	return(NULL);
-			   Object,
-			   UnparsedSection,
-			   ObjectAttributes->Attributes);
-   DPRINT("*Object %x\n",*Object);
-   DPRINT("ObjectAttributes->ObjectName->Length %d\n",
-	  ObjectAttributes->ObjectName->Length);
-   return(Status);
      }
    
-void ObInit(void)
+   end = wcschr((*Path)+1, '\\');
+   if (end != NULL)
+     {
+	*end = 0;
+     }
+
+   FoundObject = ObpFindEntryDirectory(Object, (*Path)+1, 0);
+   
+   if (FoundObject == NULL)
+     {
+	if (end != NULL)
+	  {
+	     *end = '\\';
+	  }
+	return(NULL);
+     }
+   
+   ObReferenceObjectByPointer(FoundObject,
+			      STANDARD_RIGHTS_REQUIRED,
+			      NULL,
+			      UserMode);
+   
+   if (end != NULL)
+     {
+	*end = '\\';
+	*Path = end;
+     }
+   else
+     {
+	*Path = NULL;
+     }
+   
+   return(FoundObject);
+}
+
+NTSTATUS ObpCreateDirectory(PVOID ObjectBody,
+			    PVOID Parent,
+			    PWSTR RemainingPath,
+			    POBJECT_ATTRIBUTES ObjectAttributes)
+{
+   PDIRECTORY_OBJECT DirectoryObject = (PDIRECTORY_OBJECT)ObjectBody;
+   
+   DPRINT("ObpCreateDirectory(ObjectBody %x, Parent %x, RemainingPath %w)\n",
+	  ObjectBody, Parent, RemainingPath);
+   
+   if (RemainingPath != NULL && wcschr(RemainingPath+1, '\\') != NULL)
+     {
+	return(STATUS_UNSUCCESSFUL);
+     }
+   
+   if (Parent != NULL && RemainingPath != NULL)
+     {
+	ObAddEntryDirectory(Parent, ObjectBody, RemainingPath+1);
+     }
+   InitializeListHead(&DirectoryObject->head);
+   KeInitializeSpinLock(&DirectoryObject->Lock);
+   return(STATUS_SUCCESS);
+}
+
+VOID ObInit(VOID)
 /*
  * FUNCTION: Initialize the object manager namespace
  */
@@ -266,141 +222,20 @@ void ObInit(void)
    ObDirectoryType->Open = NULL;
    ObDirectoryType->Close = NULL;
    ObDirectoryType->Delete = NULL;
-   ObDirectoryType->Parse = NULL;
+   ObDirectoryType->Parse = ObpParseDirectory;
    ObDirectoryType->Security = NULL;
    ObDirectoryType->QueryName = NULL;
    ObDirectoryType->OkayToClose = NULL;
+   ObDirectoryType->Create = ObpCreateDirectory;
    
    RtlInitAnsiString(&AnsiString,"Directory");
    RtlAnsiStringToUnicodeString(&ObDirectoryType->TypeName,
 				&AnsiString,TRUE);
    
-   ObInitializeObjectHeader(ObDirectoryType,NULL,&namespc_root.hdr);
+   NameSpaceRoot = ObCreateObject(NULL,
-   InitializeListHead(&namespc_root.head);
+				  STANDARD_RIGHTS_REQUIRED,
-}
+				  NULL,
-
-NTSTATUS NtCreateDirectoryObject(PHANDLE DirectoryHandle,
-				 ACCESS_MASK DesiredAccess,
-				 POBJECT_ATTRIBUTES ObjectAttributes)
-{
-   return(ZwCreateDirectoryObject(DirectoryHandle,
-				  DesiredAccess,
-				  ObjectAttributes));
-}
-
-NTSTATUS ZwCreateDirectoryObject(PHANDLE DirectoryHandle,
-				 ACCESS_MASK DesiredAccess,
-				 POBJECT_ATTRIBUTES ObjectAttributes)
-/*
- * FUNCTION: Creates or opens a directory object (a container for other
- * objects)
- * ARGUMENTS:
- *        DirectoryHandle (OUT) = Caller supplied storage for the handle
- *                                of the directory
- *        DesiredAccess = Access desired to the directory
- *        ObjectAttributes = Object attributes initialized with
- *                           InitializeObjectAttributes
- * RETURNS: Status
- */
-{
-   PDIRECTORY_OBJECT dir;
-   
-   dir = ObGenericCreateObject(DirectoryHandle,DesiredAccess,ObjectAttributes,
 				  ObDirectoryType);
-   
-   /*
-    * Initialize the object body
-    */
-   InitializeListHead(&dir->head);
-   KeInitializeSpinLock(&(dir->Lock));
-   
-   return(STATUS_SUCCESS);
-}
-
-VOID InitializeObjectAttributes(POBJECT_ATTRIBUTES InitializedAttributes,
-				PUNICODE_STRING ObjectName,
-				ULONG Attributes,
-				HANDLE RootDirectory,
-				PSECURITY_DESCRIPTOR SecurityDescriptor)
-/*
- * FUNCTION: Sets up a parameter of type OBJECT_ATTRIBUTES for a 
- * subsequent call to ZwCreateXXX or ZwOpenXXX
- * ARGUMENTS:
- *        InitializedAttributes (OUT) = Caller supplied storage for the
- *                                      object attributes
- *        ObjectName = Full path name for object
- *        Attributes = Attributes for the object
- *        RootDirectory = Where the object should be placed or NULL
- *        SecurityDescriptor = Ignored
- * 
- * NOTE:
- *     Either ObjectName is a fully qualified pathname or a path relative
- *     to RootDirectory
- */
-{
-   DPRINT("InitializeObjectAttributes(InitializedAttributes %x "
-	  "ObjectName %x Attributes %x RootDirectory %x)\n",
-	  InitializedAttributes,ObjectName,Attributes,RootDirectory);
-   InitializedAttributes->Length=sizeof(OBJECT_ATTRIBUTES);
-   InitializedAttributes->RootDirectory=RootDirectory;
-   InitializedAttributes->ObjectName=ObjectName;
-   InitializedAttributes->Attributes=Attributes;
-   InitializedAttributes->SecurityDescriptor=SecurityDescriptor;
-   InitializedAttributes->SecurityQualityOfService=NULL;
-}
-
-static PVOID ObDirLookup(PDIRECTORY_OBJECT dir, PWSTR name,
-			 ULONG Attributes)
-/*
- * FUNCTION: Looks up an entry within a namespace directory
- * ARGUMENTS:
- *        dir = Directory to lookup in
- *        name = Entry name to find
- * RETURNS: A pointer to the object body if found
- *          NULL otherwise
- */
-{
-   LIST_ENTRY* current = dir->head.Flink;
-   POBJECT_HEADER current_obj;
-   
-   DPRINT("ObDirLookup(dir %x, name %w)\n",dir,name);
-   
-   if (name[0]==0)
-     {
-	return(dir);
-     }
-   if (name[0]=='.'&&name[1]==0)
-     {
-	return(dir);
-     }
-   if (name[0]=='.'&&name[1]=='.'&&name[2]==0)
-     {
-	return(BODY_TO_HEADER(dir)->Parent);
-     }
-   while (current!=(&(dir->head)))
-     {
-	current_obj = CONTAINING_RECORD(current,OBJECT_HEADER,Entry);
-	DPRINT("Scanning %w\n",current_obj->Name.Buffer);
-	if (Attributes & OBJ_CASE_INSENSITIVE)
-	  {
-	     if (wcsicmp(current_obj->Name.Buffer, name)==0)
-	       {
-		  DPRINT("Found it %x\n",HEADER_TO_BODY(current_obj));
-		  return(HEADER_TO_BODY(current_obj));
-	       }
-	  }
-	else
-	  {
-	     if ( wcscmp(current_obj->Name.Buffer, name)==0)
-	       {
-		  DPRINT("Found it %x\n",HEADER_TO_BODY(current_obj));
-		  return(HEADER_TO_BODY(current_obj));
-	       }
-	  }
-	current = current->Flink;
-     }
-   DPRINT("%s() = NULL\n",__FUNCTION__);
-   return(NULL);
 }
 
 VOID ObRemoveEntry(POBJECT_HEADER Header)
@@ -414,153 +249,3 @@ VOID ObRemoveEntry(POBJECT_HEADER Header)
    KeReleaseSpinLock(&(Header->Parent->Lock),oldlvl);
 }
 
-VOID ObCreateEntry(PDIRECTORY_OBJECT parent,POBJECT_HEADER Object)
-/*
- * FUNCTION: Add an entry to a namespace directory
- * ARGUMENTS:
- *         parent = directory to add in
- *         name = Name to give the entry
- *         Object = Header of the object to add the entry for
- */
-{
-   DPRINT("ObjCreateEntry(%x,%x,%x,%w)\n",parent,Object,Object->Name.Buffer,
-	  Object->Name.Buffer);
-   
-   /*
-    * Insert ourselves in our parents list
-    */
-   InsertTailList(&parent->head,&Object->Entry);
-}
-
-NTSTATUS ObLookupObject(HANDLE rootdir, 
-			PWSTR string, 
-			PVOID* Object,
-			PWSTR* UnparsedSection, 
-			ULONG Attributes)
-/*
- * FUNCTION: Lookup an object within the system namespc
- * ARGUMENTS:
- *         root = Directory to start lookup from
- *         _string = Pathname to lookup
- * RETURNS: On success a pointer to the object body
- *          On failure NULL
- */
-{
-  PWSTR current;
-  PWSTR next;
-  PDIRECTORY_OBJECT current_dir = NULL;
-  NTSTATUS Status;
-   
-  DPRINT("ObLookupObject(rootdir %x, string %x, string %w, Object %x, "
-         "UnparsedSection %x)\n",rootdir,string,string,Object,
-         UnparsedSection);
-  *UnparsedSection = NULL;
-  *Object = NULL;
-   
-  if (rootdir == NULL)
-    {
-      current_dir = HEADER_TO_BODY(&(namespc_root.hdr));
-    }
-  else
-    {
-      ObReferenceObjectByHandle(rootdir,
-                                DIRECTORY_TRAVERSE,
-                                NULL,
-                                UserMode,
-                                (PVOID*)&current_dir,
-                                NULL);
-     }
-  
-  /*
-   * Bit of a hack this
-   */
-  if (string[0] == 0)
-    {
-      *Object = current_dir;
-      return STATUS_SUCCESS;
-    }
-
-  if (string[0] != '\\')
-    {
-      DbgPrint("Non absolute pathname passed\n");
-      return STATUS_UNSUCCESSFUL;
-    }
-      
-  next = string;
-  current = next + 1;
-   
-  while (next != NULL && 
-         BODY_TO_HEADER(current_dir)->ObjectType == ObDirectoryType)
-    {
-      *next = '\\';
-      current = next + 1;
-      next = wcschr(next + 1,'\\');
-      if (next != NULL)
-        {
-          *next = 0;
-        }
-
-      DPRINT("current %w current[5] %x next %x ", current, current[5], next);
-      if (next != NULL)
-        {
-          DPRINT("(next+1) %w", next + 1);
-        }
-      DPRINT("\n",0);
-      
-      current_dir = (PDIRECTORY_OBJECT)ObDirLookup(current_dir,
-                                                   current,
-                                                   Attributes);
-      if (current_dir == NULL)
-        {
-          DbgPrint("Path component %w not found\n", current);
-          return STATUS_UNSUCCESSFUL;
-        }
-      
-      if (BODY_TO_HEADER(current_dir)->ObjectType == IoSymbolicLinkType)
-        {
-          current_dir = IoOpenSymlink(current_dir);
-        }
-      
-    }
-  DPRINT("next %x\n",next);
-  DPRINT("current %x current %w\n",current,current);
-  if (next == NULL)
-    {
-      if (current_dir == NULL)
-        {
-          Status = STATUS_UNSUCCESSFUL;
-        }
-      else
-        {
-          Status = STATUS_SUCCESS;
-        }
-    }
-  else
-    {
-      CHECKPOINT;
-      *next = '\\';
-      *UnparsedSection = next;
-      if (BODY_TO_HEADER(current_dir)->ObjectType == IoDeviceType)
-        {
-          Status = STATUS_FS_QUERY_REQUIRED;
-        }
-      else if (BODY_TO_HEADER(current_dir)->ObjectType->Parse != NULL)
-        {
-          current_dir = BODY_TO_HEADER(current_dir)->ObjectType->
-            Parse(current_dir, 
-                  UnparsedSection);
-          Status = (current_dir != NULL) ? STATUS_SUCCESS : 
-	   STATUS_UNSUCCESSFUL;
-        }
-      else
-        {
-          Status = STATUS_UNSUCCESSFUL;
-        }     
-    }
-  CHECKPOINT;
-  *Object = current_dir;
-  DPRINT("current_dir %x\n", current_dir);
-  
-  return Status;
-}
- 

reactos/ntoskrnl/ob/ntobj.c

@@ -0,0 +1,148 @@
+/*
+ * COPYRIGHT:     See COPYING in the top level directory
+ * PROJECT:       ReactOS kernel
+ * FILE:          ntoskrnl/ob/ntobj.c
+ * PURPOSE:       User mode interface to object manager
+ * PROGRAMMER:    David Welch (welch@cwcom.net)
+ * UPDATE HISTORY:
+ *               10/06/98: Created
+ */
+
+/* INCLUDES *****************************************************************/
+
+#include <ddk/ntddk.h>
+#include <internal/ob.h>
+#include <wstring.h>
+#include <string.h>
+
+#define NDEBUG
+#include <internal/debug.h>
+
+/* FUNCTIONS ************************************************************/
+
+NTSTATUS STDCALL NtSetInformationObject(IN HANDLE ObjectHandle,
+					IN CINT ObjectInformationClass,
+					IN PVOID ObjectInformation,
+					IN ULONG Length)
+{
+   return(ZwSetInformationObject(ObjectHandle,
+				 ObjectInformationClass,
+				 ObjectInformation,
+				 Length));
+}
+
+NTSTATUS STDCALL ZwSetInformationObject(IN HANDLE ObjectHandle,
+					IN CINT ObjectInformationClass,
+					IN PVOID ObjectInformation,
+					IN ULONG Length)
+{
+   UNIMPLEMENTED;
+}
+
+NTSTATUS STDCALL NtQueryObject(IN HANDLE ObjectHandle,
+			       IN CINT ObjectInformationClass,
+			       OUT PVOID ObjectInformation,
+			       IN ULONG Length,
+			       OUT PULONG ResultLength)
+{
+   return(ZwQueryObject(ObjectHandle,
+			ObjectInformationClass,
+			ObjectInformation,
+			Length,
+			ResultLength));
+}
+
+NTSTATUS STDCALL ZwQueryObject(IN HANDLE ObjectHandle,
+			       IN CINT ObjectInformationClass,
+			       OUT PVOID ObjectInformation,
+			       IN ULONG Length,
+			       OUT PULONG ResultLength)
+{
+   UNIMPLEMENTED
+}
+
+VOID ObMakeTemporaryObject(PVOID ObjectBody)
+{
+   POBJECT_HEADER ObjectHeader;
+   
+   ObjectHeader = BODY_TO_HEADER(ObjectBody);
+   ObjectHeader->Permanent = FALSE;
+}
+
+NTSTATUS NtMakeTemporaryObject(HANDLE Handle)
+{
+   return(ZwMakeTemporaryObject(Handle));
+}
+
+NTSTATUS ZwMakeTemporaryObject(HANDLE Handle)
+{
+   PVOID Object;
+   NTSTATUS Status;  
+   POBJECT_HEADER ObjectHeader;
+   
+   Status = ObReferenceObjectByHandle(Handle,
+				      0,
+				      NULL,
+				      KernelMode,
+				      &Object,
+				      NULL);
+   if (Status != STATUS_SUCCESS)
+     {
+	return(Status);
+     }
+
+   ObjectHeader = BODY_TO_HEADER(Object);
+   ObjectHeader->Permanent = FALSE;
+   
+   ObDereferenceObject(Object);
+   
+   return(STATUS_SUCCESS);
+}
+
+NTSTATUS NtClose(HANDLE Handle)
+{
+   return(ZwClose(Handle));
+}
+
+NTSTATUS ZwClose(HANDLE Handle)
+/*
+ * FUNCTION: Closes a handle reference to an object
+ * ARGUMENTS:
+ *         Handle = handle to close
+ * RETURNS: Status
+ */
+{
+   PVOID ObjectBody;
+   POBJECT_HEADER Header;
+   PHANDLE_REP HandleRep;
+   
+   assert_irql(PASSIVE_LEVEL);
+   
+   DPRINT("ZwClose(Handle %x)\n",Handle);
+   
+   HandleRep = ObTranslateHandle(KeGetCurrentProcess(),Handle);
+   if (HandleRep == NULL)
+     {
+	return(STATUS_INVALID_HANDLE);
+     }
+   ObjectBody = HandleRep->ObjectBody;
+   
+   HandleRep->ObjectBody = NULL;
+   
+   Header = BODY_TO_HEADER(ObjectBody);
+   
+   Header->RefCount++;
+   Header->HandleCount--;
+   
+   if (Header->ObjectType != NULL &&
+       Header->ObjectType->Close != NULL)
+     {
+	Header->ObjectType->Close(ObjectBody, Header->HandleCount);
+     }
+   
+   Header->RefCount--;
+   
+   ObPerformRetentionChecks(Header);
+   
+   return(STATUS_SUCCESS);
+}

reactos/ntoskrnl/ob/object.c

@@ -3,7 +3,7 @@
  * PROJECT:       ReactOS kernel
  * FILE:          ntoskrnl/ob/object.c
  * PURPOSE:       Implements generic object managment functions
- * PROGRAMMER:    David Welch (welch@mcmail.com)
+ * PROGRAMMER:    David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *               10/06/98: Created
  */
@@ -20,222 +20,150 @@
 
 /* FUNCTIONS ************************************************************/
 
-NTSTATUS STDCALL NtSetInformationObject(IN HANDLE ObjectHandle,
+VOID ObInitializeObject(POBJECT_HEADER ObjectHeader,
-					IN CINT ObjectInformationClass,
+			PHANDLE Handle,
-					IN PVOID ObjectInformation,
-					IN ULONG Length)
-{
-   return(ZwSetInformationObject(ObjectHandle,
-				 ObjectInformationClass,
-				 ObjectInformation,
-				 Length));
-}
-
-NTSTATUS STDCALL ZwSetInformationObject(IN HANDLE ObjectHandle,
-					IN CINT ObjectInformationClass,
-					IN PVOID ObjectInformation,
-					IN ULONG Length)
-{
-   UNIMPLEMENTED;
-}
-
-NTSTATUS STDCALL NtQueryObject(IN HANDLE ObjectHandle,
-			       IN CINT ObjectInformationClass,
-			       OUT PVOID ObjectInformation,
-			       IN ULONG Length,
-			       OUT PULONG ResultLength)
-{
-   return(ZwQueryObject(ObjectHandle,
-			ObjectInformationClass,
-			ObjectInformation,
-			Length,
-			ResultLength));
-}
-
-NTSTATUS STDCALL ZwQueryObject(IN HANDLE ObjectHandle,
-			       IN CINT ObjectInformationClass,
-			       OUT PVOID ObjectInformation,
-			       IN ULONG Length,
-			       OUT PULONG ResultLength)
-{
-   UNIMPLEMENTED
-}
-
-VOID ObMakeTemporaryObject(PVOID ObjectBody)
-{
-   POBJECT_HEADER ObjectHeader;
-   
-   ObjectHeader = BODY_TO_HEADER(ObjectBody);
-   ObjectHeader->Permanent = FALSE;
-}
-
-NTSTATUS NtMakeTemporaryObject(HANDLE Handle)
-{
-   return(ZwMakeTemporaryObject(Handle));
-}
-
-NTSTATUS ZwMakeTemporaryObject(HANDLE Handle)
-{
-   PVOID Object;
-   NTSTATUS Status;  
-   POBJECT_HEADER ObjectHeader;
-   
-   Status = ObReferenceObjectByHandle(Handle,
-				      0,
-				      NULL,
-				      KernelMode,
-				      &Object,
-				      NULL);
-   if (Status != STATUS_SUCCESS)
-     {
-	return(Status);
-     }
-
-   ObjectHeader = BODY_TO_HEADER(Object);
-   ObjectHeader->Permanent = FALSE;
-   
-   ObDereferenceObject(Object);
-   
-   return(STATUS_SUCCESS);
-}
-
-PVOID ObGenericCreateObject(PHANDLE Handle,
 			ACCESS_MASK DesiredAccess,
-			    POBJECT_ATTRIBUTES ObjectAttributes,
+			POBJECT_TYPE Type,
-			    POBJECT_TYPE Type)
+			POBJECT_ATTRIBUTES ObjectAttributes)
-/*
- * FUNCTION: Creates a new object
- */
 {
-   POBJECT_HEADER hdr = NULL;
-   PWSTR path;
-   PWSTR name;
-   PWSTR Ignored;
-   PULONG addr;
-   PWSTR Buffer;
-   
-   DPRINT("ObGenericCreateObject(Handle %x, DesiredAccess %x,"
-	  "ObjectAttributes %x, Type %x)\n",Handle,DesiredAccess,
-	  ObjectAttributes,Type);
-   
-   /*
-    * Allocate the object body and header
-    */
-   hdr=(POBJECT_HEADER)ExAllocatePool(NonPagedPool,OBJECT_ALLOC_SIZE(Type));
-   DPRINT("OBJECT_ALLOC_SIZE(Type) %d\n",OBJECT_ALLOC_SIZE(Type));
-   if (hdr==NULL)
-     {
-	return(NULL);
-     }
-   DPRINT("hdr %x\n",hdr);
-
-
-   /*
-    * If unnamed then initalize
-    */
-   if (ObjectAttributes==NULL || ObjectAttributes->ObjectName==NULL)
-     {
-	ObInitializeObjectHeader(Type,NULL,hdr);
-	if (Handle != NULL)
-	  {
-	     *Handle = ObInsertHandle(KeGetCurrentProcess(),
-				      HEADER_TO_BODY(hdr),
-				      DesiredAccess,
-				      FALSE);
-	  }
-	return(HEADER_TO_BODY(hdr));
-     }
-
-   
-   /*
-    * Copy the object name into a buffer
-    */
-//   DbgPrint("ObjectAttributes->ObjectName %x\n",ObjectAttributes->ObjectName);
-//   DbgPrint("ObjectAttributes->ObjectName->Length %d\n",
-//	    ObjectAttributes->ObjectName->Length);
-//   DbgPrint("ObjectAttributes->ObjectName->MaximumLength %d\n",
-//	    ObjectAttributes->ObjectName->MaximumLength);
-   Buffer = ExAllocatePool(NonPagedPool,
-			   ((ObjectAttributes->ObjectName->Length+1)*2));   
-   if (Buffer==NULL)
-     {
-	return(NULL);	
-     }
-   memcpy(Buffer, ObjectAttributes->ObjectName->Buffer,
-	  (ObjectAttributes->ObjectName->Length+1)*2);
-   
-   /*
-    * Seperate the name into a path and name 
-    */
-   name = wcsrchr(Buffer,'\\');
-   if (name==NULL)
-     {
-	name=Buffer;
-	path=NULL;
-     }
-   else
-     {
-	path=Buffer;
-	*name=0;
-	name=name+1;
-     }
-   DPRINT("name %w path %w\n",name,path);
-   
-   ObLookupObject(ObjectAttributes->RootDirectory,
-		  path,
-		  &hdr->Parent,
-		  &Ignored, 
-		  0L);
-
-   /*
-    * Initialize the object header
-    */
-   ObInitializeObjectHeader(Type,name,hdr);
-
-
-   ObCreateEntry(hdr->Parent,hdr);
-
-   DPRINT("Handle %x\n",Handle);
-   if (Handle != NULL)
-     {
-	*Handle = ObInsertHandle(KeGetCurrentProcess(),
-				 HEADER_TO_BODY(hdr),
-				 DesiredAccess,
-				 FALSE);
-     }
-   
-   return(HEADER_TO_BODY(hdr));
-}
-
-VOID ObInitializeObjectHeader(POBJECT_TYPE Type, PWSTR name,
-			      POBJECT_HEADER ObjectHeader)
-/*
- * FUNCTION: Creates a new object
- * ARGUMENT:
- *        id = Identifier for the type of object
- *        obj = Pointer to the header of the object
- */
-{
-   PWSTR temp_name;
-   
-   DPRINT("ObInitializeObjectHeader(id %x name %w obj %x)\n",Type,
-	  name,ObjectHeader);
-
    ObjectHeader->HandleCount = 1;
    ObjectHeader->RefCount = 1;
    ObjectHeader->ObjectType = Type;
    ObjectHeader->Permanent = FALSE;
-   if (name==NULL)
+   RtlInitUnicodeString(&(ObjectHeader->Name),NULL);
+   if (Handle != NULL)
      {
-	ObjectHeader->Name.Length=0;
+	*Handle = ObInsertHandle(KeGetCurrentProcess(),
-	ObjectHeader->Name.Buffer=NULL;
+				 HEADER_TO_BODY(ObjectHeader),
-     }
+				 DesiredAccess,
-   else
+				 FALSE);
-     {
-        RtlInitUnicodeString(&(ObjectHeader->Name),name);
      }
 }
 
+NTSTATUS ObFindObject(POBJECT_ATTRIBUTES ObjectAttributes,
+		      PVOID* ReturnedObject,
+		      PWSTR* RemainingPath)
+{
+   PVOID NextObject;
+   PVOID CurrentObject;
+   POBJECT_HEADER CurrentHeader;
+   NTSTATUS Status;
+   PWSTR Path;
+   PWSTR current;
+   
+   DPRINT("ObFindObject(ObjectAttributes %x, ReturnedObject %x, "
+	  "RemainingPath %x)\n",ObjectAttributes,ReturnedObject,RemainingPath);
+   DPRINT("ObjectAttributes->ObjectName->Buffer %x\n",
+	  ObjectAttributes->ObjectName->Buffer);
+   
+   if (ObjectAttributes->RootDirectory == NULL)
+     {
+	ObReferenceObjectByPointer(NameSpaceRoot,
+				   DIRECTORY_TRAVERSE,
+				   NULL,
+				   UserMode);
+	CurrentObject = NameSpaceRoot;
+     }
+   else
+     {
+	Status = ObReferenceObjectByHandle(ObjectAttributes->RootDirectory,
+					   DIRECTORY_TRAVERSE,
+					   NULL,
+					   UserMode,
+					   &CurrentObject,
+					   NULL);
+	if (!NT_SUCCESS(Status))
+	  {
+	     return(Status);
+	  }
+     }
+   
+   Path = ObjectAttributes->ObjectName->Buffer;
+   
+   if (Path[0] == 0)
+     {
+	*ReturnedObject = CurrentObject;
+	return(STATUS_SUCCESS);
+     }
+   
+   if (Path[0] != '\\')
+     {
+	return(STATUS_UNSUCCESSFUL);
+     }
+   
+   current = Path;
+
+   while (TRUE)
+     {
+	DPRINT("current %w\n",current);
+	CurrentHeader = BODY_TO_HEADER(CurrentObject);
+	if (CurrentHeader->ObjectType->Parse == NULL)
+	  {
+	     break;
+	  }
+	NextObject = CurrentHeader->ObjectType->Parse(CurrentObject,
+						      &current);
+	if (NextObject == NULL)
+	  {
+	     break;
+	  }
+	ObDereferenceObject(CurrentObject);
+	CurrentObject = NextObject;
+     }
+   
+   *RemainingPath = current;
+   *ReturnedObject = CurrentObject;
+   
+   return(STATUS_SUCCESS);
+}
+
+PVOID ObCreateObject(PHANDLE Handle,
+		     ACCESS_MASK DesiredAccess,
+		     POBJECT_ATTRIBUTES ObjectAttributes,
+		     POBJECT_TYPE Type)
+{
+   PVOID Parent = NULL;
+   PWSTR RemainingPath = NULL;
+   POBJECT_HEADER Header;
+   NTSTATUS Status;
+   
+   DPRINT("ObCreateObject(Handle %x, ObjectAttributes %x, Type %x)\n");
+   if (ObjectAttributes != NULL &&
+       ObjectAttributes->ObjectName != NULL)
+     {
+	DPRINT("ObjectAttributes->ObjectName->Buffer %w\n",
+	       ObjectAttributes->ObjectName->Buffer);
+     }
+   
+   if (ObjectAttributes != NULL &&
+       ObjectAttributes->ObjectName != NULL)
+     {
+	ObFindObject(ObjectAttributes,
+		     &Parent,
+		     &RemainingPath);
+     }
+   
+   Header = (POBJECT_HEADER)ExAllocatePool(NonPagedPool,
+					   OBJECT_ALLOC_SIZE(Type));
+   ObInitializeObject(Header, 
+		      Handle, 
+		      DesiredAccess, 
+		      Type, 
+		      ObjectAttributes);
+   if (Header->ObjectType != NULL &&
+       Header->ObjectType->Create != NULL)
+     {
+	Status = Header->ObjectType->Create(HEADER_TO_BODY(Header),
+					    Parent,
+					    RemainingPath,
+					    ObjectAttributes);
+	if (!NT_SUCCESS(Status))
+	  {
+	     return(NULL);
+	  }
+     }
+   return(HEADER_TO_BODY(Header));
+}
 
 NTSTATUS ObReferenceObjectByPointer(PVOID ObjectBody,
 				    ACCESS_MASK DesiredAccess,
@@ -251,12 +179,21 @@ NTSTATUS ObReferenceObjectByPointer(PVOID ObjectBody,
  * RETURNS: Status
  */
 {
-   POBJECT_HEADER Object;
+   POBJECT_HEADER ObjectHeader;
 
-   DPRINT("ObReferenceObjectByPointer(%x)\n",ObjectBody);
+   DPRINT("ObReferenceObjectByPointer(ObjectBody %x, ObjectType %x)\n",
+	  ObjectBody,ObjectType);
    
-   Object = BODY_TO_HEADER(ObjectBody);
+   ObjectHeader = BODY_TO_HEADER(ObjectBody);
-   Object->RefCount++;
+   
+   if (ObjectType != NULL && ObjectHeader->ObjectType != ObjectType)
+     {
+	DPRINT("Failed (type was %x %w)\n",ObjectHeader->ObjectType,
+	       ObjectHeader->ObjectType->TypeName.Buffer);
+	return(STATUS_UNSUCCESSFUL);
+     }
+   
+   ObjectHeader->RefCount++;
    return(STATUS_SUCCESS);
 }
 
@@ -274,9 +211,9 @@ NTSTATUS ObPerformRetentionChecks(POBJECT_HEADER Header)
        !Header->Permanent)
      {
 	if (Header->ObjectType != NULL &&
-	    Header->ObjectType->Close != NULL)
+	    Header->ObjectType->Delete != NULL)
 	  {
-	     Header->ObjectType->Close(HEADER_TO_BODY(Header));
+	     Header->ObjectType->Delete(HEADER_TO_BODY(Header));
 	  }
 	if (Header->Name.Buffer != NULL)
 	  {
@@ -305,45 +242,6 @@ VOID ObDereferenceObject(PVOID ObjectBody)
    ObPerformRetentionChecks(Header);
 }
 
-
-NTSTATUS NtClose(HANDLE Handle)
-{
-   return(ZwClose(Handle));
-}
-
-NTSTATUS ZwClose(HANDLE Handle)
-/*
- * FUNCTION: Closes a handle reference to an object
- * ARGUMENTS:
- *         Handle = handle to close
- * RETURNS: Status
- */
-{
-   PVOID ObjectBody;
-   POBJECT_HEADER Header;
-   PHANDLE_REP HandleRep;
-   
-   assert_irql(PASSIVE_LEVEL);
-   
-   DPRINT("ZwClose(Handle %x)\n",Handle);
-   
-   HandleRep = ObTranslateHandle(KeGetCurrentProcess(),Handle);
-   if (HandleRep == NULL)
-     {
-	return(STATUS_INVALID_HANDLE);
-     }   
-   ObjectBody = HandleRep->ObjectBody;
-   
-   HandleRep->ObjectBody = NULL;
-   
-   Header = BODY_TO_HEADER(ObjectBody);
-   
-   Header->HandleCount--;
-   ObPerformRetentionChecks(Header);
-   
-   return(STATUS_SUCCESS);
-}
-
 NTSTATUS ObReferenceObjectByHandle(HANDLE Handle,
 				   ACCESS_MASK DesiredAccess,
 				   POBJECT_TYPE ObjectType,

reactos/ntoskrnl/ps/process.c

@@ -59,7 +59,7 @@ VOID PsInitProcessManagment(VOID)
    /*
     * Initialize the system process
     */
-   SystemProcess = ObGenericCreateObject(NULL,PROCESS_ALL_ACCESS,NULL,
+   SystemProcess = ObCreateObject(NULL,PROCESS_ALL_ACCESS,NULL,
 					 PsProcessType);
    KProcess = &SystemProcess->Pcb;  
    
@@ -172,7 +172,7 @@ NTSTATUS STDCALL ZwCreateProcess(
 	return(Status);
      }
 
-   Process = ObGenericCreateObject(ProcessHandle,
+   Process = ObCreateObject(ProcessHandle,
 			    DesiredAccess,
 			    ObjectAttributes,
 			    PsProcessType);

reactos/ntoskrnl/ps/thread.c

@@ -216,7 +216,7 @@ NTSTATUS PsInitializeThread(HANDLE ProcessHandle,
    
    PiNrThreads++;
    
-   Thread = ObGenericCreateObject(ThreadHandle,
+   Thread = ObCreateObject(ThreadHandle,
 			   DesiredAccess,
 			   ThreadAttributes,
 			   PsThreadType);

reactos/ntoskrnl/rtl/seqlist.c

@@ -1,18 +1,16 @@
 /*
  * COPYRIGHT:               See COPYING in the top level directory
  * PROJECT:                 ReactOS kernel
- * FILE:                    mkernel/rtl/seqlist.c
+ * FILE:                    ntoskrnl/rtl/seqlist.c
  * PURPOSE:                 Implementing sequenced lists
- * PROGRAMMER:              David Welch (welch@mcmail.com)
+ * PROGRAMMER:              David Welch (welch@cwcom.net)
  * REVISION HISTORY:
  *             28/06/98: Created
  */
 
 /* INCLUDES ***************************************************************/
 
-#include <windows.h>
 #include <ddk/ntddk.h>
-#include <internal/kernel.h>
 
 /* TYPES ********************************************************************/
 

reactos/ntoskrnl/rtl/time.c

@@ -11,8 +11,6 @@
 
 /* INCLUDES *****************************************************************/
 
-#include <internal/kernel.h>
-#include <internal/linkage.h>
 #include <ddk/ntddk.h>
 
 #include <internal/debug.h>

reactos/ntoskrnl/tst/test.c

@@ -3,7 +3,7 @@
  * PROJECT:         ReactOS kernel
  * FILE:            ntoskrnl/tst/test.c
  * PURPOSE:         Kernel regression tests
- * PROGRAMMER:      David Welch (welch@mcmail.com)
+ * PROGRAMMER:      David Welch (welch@cwcom.net)
  * UPDATE HISTORY:
  *                28/05/98: Created
  */
@@ -25,66 +25,8 @@
 
 #define IDE_SECTOR_SZ 512
 
-/* GLOBALS ******************************************************************/
-
-static KEVENT event = {};
-//static KEVENT event2;
-NTSTATUS TstShell(VOID);
-
 /* FUNCTIONS ****************************************************************/
-NTSTATUS TstPlaySound(VOID)
-{
-   HANDLE hfile;
 
-//    * Open the parallel port
-   printk("Opening Waveout\n");
-//   hfile = CreateFile("\\Device\\WaveOut",0,0,0,0,0,0);
-   if (hfile == NULL)
-     {
-	printk("File open failed\n");
-     }
-   else
-     {
-//	WriteFile(hfile,wave,wavelength,NULL,NULL);
-     }
-}
-
-NTSTATUS TstFirstThread(PVOID start)
-{
-   int i;
-   
-   printk("Beginning Thread A\n");
-   for (;;)
-     {     
-	KeWaitForSingleObject(&event,Executive,KernelMode,FALSE,NULL);
-	printk("AAA ");
-        KeSetEvent(&event,IO_NO_INCREMENT,FALSE);
-     }
-}
-
-NTSTATUS TstSecondThread(PVOID start)
-{
-   int i;
-   
-   printk("Beginning Thread B\n");
-   for(;;)
-     {
-	KeWaitForSingleObject(&event,Executive,KernelMode,FALSE,NULL);
-	printk("BBB ");
-        KeSetEvent(&event,IO_NO_INCREMENT,FALSE);
-     }
-}
-
-NTSTATUS TstThreadSupport()
-{
-   HANDLE th1, th2;
-   
-   KeInitializeEvent(&event,SynchronizationEvent,TRUE);
-   PsCreateSystemThread(&th1,0,NULL,NULL,NULL,TstFirstThread,NULL);
-   PsCreateSystemThread(&th2,0,NULL,NULL,NULL,TstSecondThread,NULL);
-   printk("Ending main thread\n");
-   for(;;);
-}
 
 VOID ExExecuteShell(VOID)
 {
@@ -99,6 +41,7 @@ VOID ExExecuteShell(VOID)
    LARGE_INTEGER SectionOffset;
    ULONG Size, StackSize;
    CONTEXT Context;
+   NTSTATUS Status;
    
    ZwCreateProcess(&ShellHandle,
 		   PROCESS_ALL_ACCESS,
@@ -112,8 +55,8 @@ VOID ExExecuteShell(VOID)
    RtlInitAnsiString(&afilename,"\\??\\C:\\reactos\\system\\shell.bin");
    RtlAnsiStringToUnicodeString(&ufilename,&afilename,TRUE);
    InitializeObjectAttributes(&attr,&ufilename,0,NULL,NULL);
-   ZwOpenFile(&hfile,FILE_ALL_ACCESS,&attr,NULL,0,0);
+   Status = ZwOpenFile(&hfile,FILE_ALL_ACCESS,&attr,NULL,0,0);
-   if (hfile==NULL)
+   if (!NT_SUCCESS(Status))
      {
 	DbgPrint("Failed to open file\n");
         return;
@@ -443,102 +386,8 @@ void TstIDERead(void)
     }
 }
 
-void 
-TstKeyboard(void)
-{
-  NTSTATUS Status;
-  HANDLE FileHandle;
-  ANSI_STRING AnsiDeviceName;
-  UNICODE_STRING UnicodeDeviceName;
-  OBJECT_ATTRIBUTES ObjectAttributes;
-  KEY_EVENT_RECORD KeyEvent[2];
-     
-  DbgPrint("Testing keyboard driver...\n");
-   
-  DbgPrint("Opening Keyboard device\n");
-  RtlInitAnsiString(&AnsiDeviceName, "\\Device\\Keyboard");
-  RtlAnsiStringToUnicodeString(&UnicodeDeviceName, &AnsiDeviceName, TRUE);
-  InitializeObjectAttributes(&ObjectAttributes,
-                             &UnicodeDeviceName, 
-                             0,
-                             NULL,
-                             NULL);
-  Status = ZwOpenFile(&FileHandle, FILE_GENERIC_READ, &ObjectAttributes, NULL, 0, 0);
-  if (!NT_SUCCESS(Status))
-    {
-      DbgPrint("Failed to open keyboard\n");
-      return;
-    }
-
-  DbgPrint(">");
-  for(;;)
-    {
-      Status = ZwReadFile(FileHandle,
-                          NULL,
-                          NULL,
-                          NULL,
-                          NULL,
-                          &KeyEvent,
-                          sizeof(KeyEvent),
-                          0,
-                          0);
-      if (!NT_SUCCESS(Status))
-        {
-          DbgPrint("Failed to read key event, status %08x\n", Status);
-          return;
-        }
-      DbgPrint("%c",KeyEvent[0].AsciiChar);
-    }
-}
-
-static int TTcnt = 0;
-
-VOID TstTimerDpc(struct _KDPC* Dpc, 
-                 PVOID DeferredContext, 
-		 PVOID SystemArgument1, 
-                 PVOID SystemArgument2)
-{
-  TTcnt++;
-
-  DPRINT("Timer DPC cnt:%d\n", TTcnt);
-
-}
-
-void
-TstTimer(void)
-{
-   PIO_TIMER Timer = ExAllocatePool(NonPagedPool,sizeof(IO_TIMER));
-   long long int lli = -10000000;
-   LARGE_INTEGER li = *(LARGE_INTEGER *)&lli;
-   
-   CHECKPOINT;
-   KeInitializeTimer(&Timer->timer);
-   CHECKPOINT;
-   KeInitializeDpc(&Timer->dpc, TstTimerDpc, NULL);
-   CHECKPOINT;
-   KeSetTimerEx(&Timer->timer,
-                li,
-                1000,
-		&Timer->dpc);
-   CHECKPOINT;
-   while (TTcnt < 100)
-     ;
-   CHECKPOINT;
-   KeCancelTimer(&Timer->timer);
-   CHECKPOINT;
-
-}
-
 void TstBegin()
 {
    ExExecuteShell();
-//   TstFileRead();
-//   TstGeneralWrite();
-//   TstThreadSupport();
-//   TstKeyboard();
-//   TstIDERead();
-//   TstKeyboardRead();
-//   TstShell();
-//   TstTimer();
 }