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Extensive changes to the objmgr

Browse source 
Some bug fixes

svn path=/trunk/; revision=200
This commit is contained in:
David Welch 1999-02-01 20:58:37 +00:00
parent e999320cb5
commit 5ba4cc87c5
59 changed files with 1596 additions and 1482 deletions
Download patch file Download diff file Expand all files Collapse all files

41
reactos/apps/utils/shell/shell.c
View file

@ -18,33 +18,11 @@ void debug_printf(char* fmt, ...)
}
void ExecuteCd(char* cmdline)
{
UCHAR Buffer[255];
debug_printf("ExecuteCd(cmdline %s)\n",cmdline);
if (cmdline[0] != '\\' &&
cmdline[1] != ':')
{
if (!SetCurrentDirectoryA(cmdline))
{
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;
@ -155,8 +133,7 @@ void ExecuteCommand(char* line)
tail++;
}
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);

1
reactos/drivers/dd/ide/ide.c
View file

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

17
reactos/drivers/fs/ext2/super.c
View file

@ -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);
PFILE_OBJECT FileObject = Stack->FileObject;
PDEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
PIO_STACK_LOCATION Stack;
PFILE_OBJECT FileObject;
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;

14
reactos/drivers/fs/vfat/iface.c
View file

@ -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;

15
reactos/include/ddk/obfuncs.h
View file

@ -43,5 +43,16 @@ NTSTATUS ObReferenceObjectByPointer(PVOID Object,
POBJECT_TYPE ObjectType,
KPROCESSOR_MODE AccessMode);
NTSTATUS ObOpenObjectByName(POBJECT_ATTRIBUTES ObjectAttributes,
PVOID* Object, PWSTR* UnparsedSection);
NTSTATUS ObReferenceObjectByName(PUNICODE_STRING ObjectPath,
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);

21
reactos/include/ddk/obtypes.h
View file

@ -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);
/*
*/
@ -87,7 +85,12 @@ typedef struct _OBJECT_TYPE
* PURPOSE: Called when a process asks to close the object
*/
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;

54
reactos/include/ddk/zw.h
View file

@ -1558,47 +1558,35 @@ ZwFlushVirtualMemory(
IN ULONG NumberOfBytesToFlush,
OUT PULONG NumberOfBytesFlushed OPTIONAL
);
/*
* FUNCTION: Flushes the dirty pages to file
* RETURNS: Status
* RETURNS: Status
* FIXME: Not sure this does (how is the file specified)
*/
NTSTATUS
STDCALL
NtFlushWriteBuffer (
VOID
);
NTSTATUS
STDCALL
ZwFlushWriteBuffer (
VOID
);
/*
NTSTATUS STDCALL NtFlushWriteBuffer(VOID);
NTSTATUS STDCALL ZwFlushWriteBuffer(VOID);
/*
* FUNCTION: Frees a range of virtual memory
* ARGUMENTS:
* ProcessHandle = Points to the process that allocated the virtual memory
* 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
* ProcessHandle = Points to the process that allocated the virtual
* memory
* 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,
IN PVOID *BaseAddress,
IN PULONG RegionSize,
IN ULONG FreeType
);
NTSTATUS
STDCALL
ZwFreeVirtualMemory(
IN HANDLE ProcessHandle,
IN PVOID *BaseAddress,
IN PULONG RegionSize,
IN ULONG FreeType
);
NTSTATUS STDCALL NtFreeVirtualMemory(IN HANDLE ProcessHandle,
IN PVOID *BaseAddress,
IN PULONG RegionSize,
IN ULONG FreeType);
NTSTATUS STDCALL ZwFreeVirtualMemory(IN HANDLE ProcessHandle,
IN PVOID *BaseAddress,
IN PULONG RegionSize,
IN ULONG FreeType);
/*
* FUNCTION: Sends FSCTL to the filesystem

10
reactos/include/internal/io.h
View file

@ -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

14
reactos/include/internal/ntoskrnl.h
View file

@ -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 HalInit(boot_param* bp);
void IoInit(void);
void ObInit(void);
void PsInit(void);
void TstBegin(void);
VOID MmInitialize(boot_param* bp);
VOID HalInit(boot_param* bp);
VOID IoInit(VOID);
VOID ObInit(VOID);
VOID PsInit(VOID);
VOID TstBegin(VOID);
VOID KeInit(VOID);
VOID HalInitConsole(boot_param* bp);

9
reactos/include/internal/ob.h
View file

@ -61,10 +61,10 @@ VOID ObDeleteHandle(HANDLE Handle);
NTSTATUS ObLookupObject(HANDLE rootdir, PWSTR string, PVOID* Object,
PWSTR* UnparsedSection, ULONG Attributes);
PVOID ObGenericCreateObject(PHANDLE Handle,
ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes,
POBJECT_TYPE Type);
PVOID ObCreateObject(PHANDLE Handle,
ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes,
POBJECT_TYPE Type);
VOID ObInitializeHandleTable(PKPROCESS Parent, BOOLEAN Inherit,
PKPROCESS Process);
VOID ObRemoveEntry(POBJECT_HEADER Header);
@ -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 */

22
reactos/lib/kernel32/file/create.c
View file

@ -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))

50
reactos/lib/kernel32/file/curdir.c
View file

@ -63,7 +63,8 @@ DWORD STDCALL GetCurrentDirectoryW(DWORD nBufferLength, LPWSTR lpBuffer)
BOOL STDCALL SetCurrentDirectoryA(LPCSTR lpPathName)
{
UINT i;
WCHAR TempStr[MAX_PATH];
DPRINT("SetCurrentDirectoryA(lpPathName %s)\n",lpPathName);
if ( lpPathName == NULL )
@ -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(TRUE);
return(SetCurrentDirectoryW(TempStr));
}
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);
}

150
reactos/lib/kernel32/file/dir.c
View file

@ -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 nBufferLength,
LPWSTR lpBuffer,
LPWSTR *lpFilePart
)
DWORD STDCALL GetFullPathNameW(LPCWSTR lpFileName,
DWORD nBufferLength,
LPWSTR lpBuffer,
LPWSTR *lpFilePart)
{
WCHAR buffer[MAX_PATH];
WCHAR *p;
if (!lpFileName || !lpBuffer) return 0;
p = buffer;
if (IS_END_OF_NAME(*lpFileName) && (*lpFileName)) /* Absolute path */
{
while (*lpFileName == L'\\')
lpFileName++;
}
else /* Relative path or empty path */
{
if ( GetCurrentDirectoryW(MAX_PATH,p) == 0 )
wcscpy( p, L"C:");
if (*p)
p += wcslen(p);
}
if (!*lpFileName) /* empty path */
*p++ = '\\';
*p = '\0';
while (*lpFileName)
{
if (*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])
{
buffer[2] = '\\';
buffer[3] = '\0';
}
wcsncpy( lpBuffer, buffer, nBufferLength);
//TRACE(dosfs, "returning %s\n", buffer );
return wcslen(buffer);
PWSTR p;
PWSTR prev = NULL;
DPRINT("GetFullPathNameW(lpFileName %w, nBufferLength %d, lpBuffer %w, "
"lpFilePart %x)\n",lpFileName,nBufferLength,lpBuffer,lpFilePart);
if (!lpFileName || !lpBuffer) return 0;
if (isalpha(lpFileName[0]) && lpFileName[1] == ':')
{
lstrcpyW(lpBuffer, lpFileName);
}
else if (lpFileName[0] == '\\')
{
lstrcpyW(&lpBuffer[2], lpFileName);
}
else
{
lstrcatW(lpBuffer, lpFileName);
}
DPRINT("lpBuffer %w\n",lpBuffer);
p = lpBuffer + 2;
while ((*p) != 0)
{
DPRINT("prev %w p %w\n",prev,p);
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;
}
DPRINT("lpBuffer %w\n",lpBuffer);
return wcslen(lpBuffer);
}

2
reactos/lib/ntdll/makefile
View file

@ -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)

42
reactos/lib/ntdll/string/ctype.c Normal file
View file

@ -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;
}

7
reactos/lib/ntdll/stubs/stubs.c
View file

@ -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)

142
reactos/ntoskrnl/cc/view.c
View file

@ -12,127 +12,97 @@
#include <ddk/ntddk.h>
#include <ddk/ntifs.h>
#include <internal/bitops.h>
#define NDEBUG
#include <internal/debug.h>
/* TYPES *********************************************************************/
#define CACHE_SEGMENT_SIZE (0x10000)
#define CACHE_SEGMENT_INVALID (0) // Isn't valid
#define CACHE_SEGMENT_WRITTEN (1) // Written
#define CACHE_SEGMENT_READ (2)
#define CACHE_SEGMENT_SIZE (0x10000)
typedef struct _CACHE_SEGMENT
{
ULONG Type; // Debugging
ULONG Size;
LIST_ENTRY ListEntry; // Entry in the per-open list of segments
PVOID BaseAddress; // Base address of the mapping
ULONG ValidLength; // Length of the mapping
ULONG State; // Information
MEMORY_AREA* MemoryArea; // Memory area for the mapping
ULONG FileOffset; // Offset within the file of the mapping
KEVENT Event;
BOOLEAN Dirty; // Contains dirty data
PVOID BaseAddress;
PMEMORY_AREA MemoryArea;
ULONG ValidPages;
ULONG AllocatedPages;
LIST_ENTRY ListEntry;
ULONG FileOffset;
} CACHE_SEGMENT, *PCACHE_SEGMENT;
typedef struct _CC1_CCB
typedef struct _BCB
{
ULONG Type;
ULONG Size;
LIST_ENTRY CacheSegmentListHead;
KSPIN_LOCK CacheSegmentListLock;
LIST_ENTRY ListEntry;
} CC1_CCB, PCC1_CCB;
PFILE_OBJECT FileObject;
KSPIN_LOCK BcbLock;
} BCB, *PBCB;
/* FUNCTIONS *****************************************************************/
PVOID Cc1FlushView(PCC1_CCB CacheDesc,
ULONG FileOffset,
ULONG Length)
{
}
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
*/
NTSTATUS CcRequestCachePage(PBCB Bcb,
ULONG FileOffset,
PVOID* BaseAddress,
PBOOLEAN UptoDate)
{
KIRQL oldirql;
PLIST_ENTRY current_entry;
PCACHE_SEGMENT current;
PCACHE_SEGMENT new_segment;
ULONG MaxSegments;
ULONG LengthDelta;
ULONG InternalOffset;
MaxSegments = *NrSegments;
(*NrSegments) = 0;
KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
KeAcquireSpinLock(&CacheDesc->CacheSegmentListLock);
current_entry = CacheDesc->CacheSegmentListHead.Flink;
while (current_entry != &(CacheDesc->CacheSegmentListHead))
current_entry = Bcb->CacheSegmentListHead.Flink;
while (current_entry != &Bcb->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;
(*NrSegments)++;
FileOffset = current->FileOffset + current->ValidLength;
LengthDelta = (FileOffset - current->FileOffset);
if (Length <= LengthDelta)
InternalOffset = (FileOffset - current->FileOffset);
if (!test_bit(InternalOffset / PAGESIZE,
current->AllocatedPages))
{
KeReleaseSpinLock(&CacheDesc->CacheSegmentListLock);
return(STATUS_SUCCESS);
MmSetPageEntry(PsGetCurrentProcess(),
current->BaseAddress + InternalOffset,
PAGE_READWRITE,
get_free_page());
}
Length = Length - LengthDelta;
if (!test_bit(InternalOffset / PAGESIZE,
current->ValidPages))
{
UptoDate = False;
}
else
{
UptoDate = True;
}
(*BaseAddress) = current->BaseAddress + InternalOffset;
KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
return(STATUS_SUCCESS);
}
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)
/*
* FUNCTION: Initialize caching for a file
*/
NTSTATUS CcInitializeFileCache(PFILE_OBJECT FileObject,
PBCB* Bcb)
{
PCC1_CCB CacheDesc;
CacheDesc = ExAllocatePool(NonPagedPool, sizeof(CC1_CCB));
if (CacheDesc == NULL)
(*Bcb) = ExAllocatePool(NonPagedPool, sizeof(BCB));
if ((*Bcb) == NULL)
{
return(NULL);
return(STATUS_OUT_OF_MEMORY);
}
CacheDesc->Type = CC1_CCB_ID;
InitializeListHead(&CacheDesc->CacheSegmentListHead);
KeInitializeSpinLock(&CacheDesc->CacheSegmentListLock);
(*Bcb)->FileObject = FileObject;
InitializeListHead(&(*Bcb)->CacheSegmentListHead);
KeInitializeSpinLock(&(*Bcb)->BcbLock);
return(CacheDesc);
return(STATUS_SUCCESS);
}

36
reactos/ntoskrnl/cm/registry.c
View file

@ -619,46 +619,32 @@ NtSetInformationKey(
KeyInformationLength);
}
NTSTATUS
STDCALL
ZwSetInformationKey(
IN HANDLE KeyHandle,
IN CINT KeyInformationClass,
IN PVOID KeyInformation,
IN ULONG KeyInformationLength
)
NTSTATUS STDCALL ZwSetInformationKey(IN HANDLE KeyHandle,
IN CINT KeyInformationClass,
IN PVOID KeyInformation,
IN ULONG KeyInformationLength)
{
UNIMPLEMENTED;
UNIMPLEMENTED;
}
NTSTATUS
STDCALL
NtUnloadKey(
HANDLE KeyHandle
)
NTSTATUS STDCALL NtUnloadKey(HANDLE KeyHandle)
{
return ZwUnloadKey(KeyHandle);
}
NTSTATUS
STDCALL
ZwUnloadKey(
HANDLE KeyHandle
)
NTSTATUS STDCALL ZwUnloadKey(HANDLE KeyHandle)
{
UNIMPLEMENTED;
UNIMPLEMENTED;
}
NTSTATUS STDCALL
NtInitializeRegistry(BOOLEAN SetUpBoot)
NTSTATUS STDCALL NtInitializeRegistry(BOOLEAN SetUpBoot)
{
return ZwInitializeRegistry(SetUpBoot);
}
NTSTATUS STDCALL
ZwInitializeRegistry(BOOLEAN SetUpBoot)
NTSTATUS STDCALL ZwInitializeRegistry(BOOLEAN SetUpBoot)
{
UNIMPLEMENTED;
UNIMPLEMENTED;
}
NTSTATUS RtlCheckRegistryKey(ULONG RelativeTo, PWSTR Path)

39
reactos/ntoskrnl/ex/power.c
View file

@ -1,16 +1,18 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* FILE: ntoskrnl/ke/bug.c
* PURPOSE: Graceful system shutdown if a bug is detected
* PROGRAMMER: David Welch (welch@mcmail.com)
* FILE: ntoskrnl/ex/power.c
* PURPOSE: Power managment
* 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++);
}
}
}

5
reactos/ntoskrnl/hal/x86/bios32.c
View file

@ -1,8 +1,8 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* FILE: mkernel/hal/eisa.c
* PURPOSE: Interfaces to the PCI bus
* FILE: ntoskrnl/hal/pci
* 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>

2
reactos/ntoskrnl/hal/x86/halinit.c
View file

@ -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:

2
reactos/ntoskrnl/hal/x86/isa.c
View file

@ -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:

4
reactos/ntoskrnl/hal/x86/mbr.c
View file

@ -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
*/

4
reactos/ntoskrnl/hal/x86/mp.c
View file

@ -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
*/

5
reactos/ntoskrnl/hal/x86/spinlock.c
View file

@ -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>

15
reactos/ntoskrnl/io/buildirp.c
View file

@ -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;
IoPrepareIrpBuffer(Irp,
DeviceObject,
Buffer,
Length,
MajorFunction);
if (Buffer != NULL)
{
IoPrepareIrpBuffer(Irp,
DeviceObject,
Buffer,
Length,
MajorFunction);
}
if (MajorFunction == IRP_MJ_READ)
{

12
reactos/ntoskrnl/io/cleanup.c
View file

@ -24,13 +24,11 @@
VOID IoReadWriteCompletion(PDEVICE_OBJECT DeviceObject,
PIRP Irp,
PIO_STACK_LOCATION IoStack)
{
{
PFILE_OBJECT FileObject;
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);
@ -97,6 +96,13 @@ 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);
}

174
reactos/ntoskrnl/io/create.c
View file

@ -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,
DesiredAccess,
NULL,
IoFileType);
memset(FileObject,0,sizeof(FILE_OBJECT));
Status = ObOpenObjectByName(ObjectAttributes,&Object,&Remainder);
if (Status != STATUS_SUCCESS && Status != STATUS_FS_QUERY_REQUIRED)
FileObject = ObCreateObject(FileHandle,
DesiredAccess,
ObjectAttributes,
IoFileType);
if (FileObject == NULL)
{
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;
@ -188,19 +186,12 @@ 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(DeviceObject->StackSize, FALSE);
Irp = IoAllocateIrp(FileObject->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->FileObject=FileObject;
StackLoc->Parameters.Create.Options=CreateOptions&FILE_VALID_OPTION_FLAGS;
StackLoc->Parameters.Create.Options|=CreateDisposition<<24;
Status = IoCallDriver(DeviceObject,Irp);
if (Status==STATUS_PENDING)
StackLoc->DeviceObject = FileObject->DeviceObject;
StackLoc->FileObject = FileObject;
StackLoc->Parameters.Create.Options = CreateOptions&FILE_VALID_OPTION_FLAGS;
StackLoc->Parameters.Create.Options |= CreateDisposition<<24;
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;
return(Status);
(*FileHandle) = 0;
}
DPRINT("*FileHandle %x\n",*FileHandle);
ObDereferenceObject(FileObject);
DPRINT("Finished ZwCreateFile()\n");
return(Status);
}
NTSTATUS NtOpenFile(PHANDLE FileHandle,

45
reactos/ntoskrnl/io/device.c
View file

@ -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));
CHECKPOINT;
memset(DriverObject, 0, sizeof(DRIVER_OBJECT));
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;

1
reactos/ntoskrnl/io/dir.c
View file

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

2
reactos/ntoskrnl/io/errlog.c
View file

@ -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
*/

119
reactos/ntoskrnl/io/file.c
View file

@ -17,12 +17,11 @@
/* FUNCTIONS *****************************************************************/
NTSTATUS
NtQueryInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
NTSTATUS NtQueryInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
{
return ZwQueryInformationFile(FileHandle,
IoStatusBlock,
@ -31,12 +30,11 @@ NtQueryInformationFile(HANDLE FileHandle,
FileInformationClass);
}
NTSTATUS
ZwQueryInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
NTSTATUS ZwQueryInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
{
NTSTATUS Status;
PFILE_OBJECT FileObject;
@ -92,12 +90,11 @@ ZwQueryInformationFile(HANDLE FileHandle,
return Status;
}
NTSTATUS
NtSetInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
NTSTATUS NtSetInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
{
return ZwSetInformationFile(FileHandle,
IoStatusBlock,
@ -106,57 +103,52 @@ NtSetInformationFile(HANDLE FileHandle,
FileInformationClass);
}
NTSTATUS
ZwSetInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
NTSTATUS ZwSetInformationFile(HANDLE FileHandle,
PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation,
ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass)
{
UNIMPLEMENTED;
}
PGENERIC_MAPPING
IoGetFileObjectGenericMapping(VOID)
PGENERIC_MAPPING IoGetFileObjectGenericMapping(VOID)
{
UNIMPLEMENTED;
}
NTSTATUS STDCALL
NtQueryAttributesFile(IN HANDLE FileHandle,
IN PVOID Buffer)
NTSTATUS STDCALL NtQueryAttributesFile(IN HANDLE FileHandle,
IN PVOID Buffer)
{
return ZwQueryAttributesFile(FileHandle, Buffer);
}
NTSTATUS STDCALL
ZwQueryAttributesFile(IN HANDLE FileHandle, IN PVOID Buffer)
NTSTATUS STDCALL ZwQueryAttributesFile(IN HANDLE FileHandle, IN PVOID Buffer)
{
UNIMPLEMENTED;
}
NTSTATUS STDCALL
NtQueryFullAttributesFile(IN HANDLE FileHandle, IN PVOID Attributes)
NTSTATUS STDCALL NtQueryFullAttributesFile(IN HANDLE FileHandle,
IN PVOID Attributes)
{
return ZwQueryFullAttributesFile(FileHandle, Attributes);
}
NTSTATUS STDCALL
ZwQueryFullAttributesFile(IN HANDLE FileHandle, IN PVOID Attributes)
NTSTATUS STDCALL ZwQueryFullAttributesFile(IN HANDLE FileHandle,
IN PVOID Attributes)
{
UNIMPLEMENTED;
}
NTSTATUS STDCALL
NtQueryEaFile(IN HANDLE FileHandle,
OUT PIO_STATUS_BLOCK IoStatusBlock,
OUT PVOID Buffer,
IN ULONG Length,
IN BOOLEAN ReturnSingleEntry,
IN PVOID EaList OPTIONAL,
IN ULONG EaListLength,
IN PULONG EaIndex OPTIONAL,
IN BOOLEAN RestartScan)
NTSTATUS STDCALL NtQueryEaFile(IN HANDLE FileHandle,
OUT PIO_STATUS_BLOCK IoStatusBlock,
OUT PVOID Buffer,
IN ULONG Length,
IN BOOLEAN ReturnSingleEntry,
IN PVOID EaList OPTIONAL,
IN ULONG EaListLength,
IN PULONG EaIndex OPTIONAL,
IN BOOLEAN RestartScan)
{
return NtQueryEaFile(FileHandle,
IoStatusBlock,
@ -169,25 +161,23 @@ NtQueryEaFile(IN HANDLE FileHandle,
RestartScan);
}
NTSTATUS STDCALL
ZwQueryEaFile(IN HANDLE FileHandle,
OUT PIO_STATUS_BLOCK IoStatusBlock,
OUT PVOID Buffer,
IN ULONG Length,
IN BOOLEAN ReturnSingleEntry,
IN PVOID EaList OPTIONAL,
IN ULONG EaListLength,
IN PULONG EaIndex OPTIONAL,
IN BOOLEAN RestartScan)
NTSTATUS STDCALL ZwQueryEaFile(IN HANDLE FileHandle,
OUT PIO_STATUS_BLOCK IoStatusBlock,
OUT PVOID Buffer,
IN ULONG Length,
IN BOOLEAN ReturnSingleEntry,
IN PVOID EaList OPTIONAL,
IN ULONG EaListLength,
IN PULONG EaIndex OPTIONAL,
IN BOOLEAN RestartScan)
{
UNIMPLEMENTED;
}
NTSTATUS STDCALL
NtSetEaFile(IN HANDLE FileHandle,
IN PIO_STATUS_BLOCK IoStatusBlock,
PVOID EaBuffer,
ULONG EaBufferSize)
NTSTATUS STDCALL NtSetEaFile(IN HANDLE FileHandle,
IN PIO_STATUS_BLOCK IoStatusBlock,
PVOID EaBuffer,
ULONG EaBufferSize)
{
return ZwSetEaFile(FileHandle,
IoStatusBlock,
@ -195,11 +185,10 @@ NtSetEaFile(IN HANDLE FileHandle,
EaBufferSize);
}
NTSTATUS STDCALL
ZwSetEaFile(IN HANDLE FileHandle,
IN PIO_STATUS_BLOCK IoStatusBlock,
PVOID EaBuffer,
ULONG EaBufferSize)
NTSTATUS STDCALL ZwSetEaFile(IN HANDLE FileHandle,
IN PIO_STATUS_BLOCK IoStatusBlock,
PVOID EaBuffer,
ULONG EaBufferSize)
{
UNIMPLEMENTED;
}

2
reactos/ntoskrnl/io/flush.c
View file

@ -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;

59
reactos/ntoskrnl/io/iomgr.c
View file

@ -23,13 +23,62 @@
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)
{
ExFreePool(FileObject->FileName.Buffer);
@ -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);

20
reactos/ntoskrnl/io/irp.c
View file

@ -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",
Irp,
Irp->CurrentLocation,
Irp->StackCount);
DPRINT("IoGetNextIrpStackLocation(Irp %x)\n",Irp);
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;
PIO_STACK_LOCATION param = IoGetNextIrpStackLocation(Irp);
PDRIVER_OBJECT DriverObject;
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;

7
reactos/ntoskrnl/io/page.c
View file

@ -30,7 +30,12 @@ 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,

3
reactos/ntoskrnl/io/rw.c
View file

@ -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);
}

72
reactos/ntoskrnl/io/symlink.c
View file

@ -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)
{
@ -150,10 +176,10 @@ NTSTATUS IoCreateSymbolicLink(PUNICODE_STRING SymbolicLinkName,
SymbolicLinkName->Buffer,DeviceName->Buffer);
InitializeObjectAttributes(&ObjectAttributes,SymbolicLinkName,0,NULL,NULL);
SymbolicLink = ObGenericCreateObject(&SymbolicLinkHandle,
SYMBOLIC_LINK_ALL_ACCESS,
&ObjectAttributes,
IoSymbolicLinkType);
SymbolicLink = ObCreateObject(&SymbolicLinkHandle,
SYMBOLIC_LINK_ALL_ACCESS,
&ObjectAttributes,
IoSymbolicLinkType);
if (SymbolicLink == NULL)
{
return(STATUS_UNSUCCESSFUL);
@ -163,7 +189,7 @@ NTSTATUS IoCreateSymbolicLink(PUNICODE_STRING SymbolicLinkName,
SymbolicLink->TargetName.MaximumLength =
((wstrlen(DeviceName->Buffer) + 1) * sizeof(WCHAR));
SymbolicLink->TargetName.Buffer = ExAllocatePool(NonPagedPool,
SymbolicLink->TargetName.MaximumLength);
SymbolicLink->TargetName.MaximumLength);
RtlCopyUnicodeString(&(SymbolicLink->TargetName), DeviceName);
DPRINT("DeviceName %w\n", SymbolicLink->TargetName.Buffer);
InitializeObjectAttributes(&(SymbolicLink->Target),

2
reactos/ntoskrnl/ke/catch.c
View file

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

4
reactos/ntoskrnl/ke/main.c
View file

@ -150,7 +150,7 @@ asmlinkage void _main(boot_param* _bp)
KeInit();
ObInit();
PsInit();
IoInit();
IoInit();
LdrInitModuleManagement();
/*
@ -165,7 +165,7 @@ asmlinkage void _main(boot_param* _bp)
LdrProcessDriver(start);
start=start+PAGE_ROUND_UP(bp.module_length[i]);
}
/*
* Load Auto configured drivers
*/

10
reactos/ntoskrnl/ldr/loader.c
View file

@ -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>
@ -957,10 +957,10 @@ LdrLoadImage(HANDLE ProcessHandle,
}
/* Build a module structure for the image */
Module = ObGenericCreateObject(ModuleHandle,
PROCESS_ALL_ACCESS,
NULL,
ObModuleType);
Module = ObCreateObject(ModuleHandle,
PROCESS_ALL_ACCESS,
NULL,
ObModuleType);
if (Module == NULL)
{
ZwClose(FileHandle);

6
reactos/ntoskrnl/makefile_rex
View file

@ -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

6
reactos/ntoskrnl/mm/cont.c
View file

@ -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>

2
reactos/ntoskrnl/mm/mdl.c
View file

@ -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);
}

6
reactos/ntoskrnl/mm/ncache.c
View file

@ -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>

103
reactos/ntoskrnl/mm/section.c
View file

@ -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,
@ -106,10 +145,10 @@ NTSTATUS STDCALL ZwCreateSection(OUT PHANDLE SectionHandle,
DbgPrint("ZwCreateSection()\n");
Section = ObGenericCreateObject(SectionHandle,
DesiredAccess,
ObjectAttributes,
MmSectionType);
Section = ObCreateObject(SectionHandle,
DesiredAccess,
ObjectAttributes,
MmSectionType);
if (MaximumSize != NULL)
{
@ -120,20 +159,27 @@ NTSTATUS STDCALL ZwCreateSection(OUT PHANDLE SectionHandle,
LARGE_INTEGER_QUAD_PART(Section->MaximumSize) = 0xffffffff;
}
Section->SectionPageProtection = SectionPageProtection;
Status = ObReferenceObjectByHandle(FileHandle,
FILE_READ_DATA,
IoFileType,
UserMode,
(PVOID*)&Section->FileObject,
NULL);
if (Status != STATUS_SUCCESS)
{
DPRINT("ZwCreateSection() = %x\n",Status);
return(Status);
}
Section->AllocateAttributes = AllocationAttributes;
if (FileHandle != NULL)
{
Status = ObReferenceObjectByHandle(FileHandle,
FILE_READ_DATA,
IoFileType,
UserMode,
(PVOID*)&Section->FileObject,
NULL);
if (Status != STATUS_SUCCESS)
{
DPRINT("ZwCreateSection() = %x\n",Status);
return(Status);
}
}
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)
{
return(STATUS_UNSUCCESSFUL);
}
*SectionHandle = ObInsertHandle(KeGetCurrentProcess(),Object,
DesiredAccess,FALSE);
*SectionHandle = ObInsertHandle(KeGetCurrentProcess(),
Object,
DesiredAccess,
FALSE);
return(STATUS_SUCCESS);
}

22
reactos/ntoskrnl/nt/nt.c Normal file
View file

@ -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();
}

19
reactos/ntoskrnl/nt/ntevent.c
View file

@ -92,10 +92,10 @@ NTSTATUS STDCALL ZwCreateEvent(OUT PHANDLE EventHandle,
{
PKEVENT Event;
Event = ObGenericCreateObject(EventHandle,
DesiredAccess,
ObjectAttributes,
ExEventType);
Event = ObCreateObject(EventHandle,
DesiredAccess,
ObjectAttributes,
ExEventType);
if (ManualReset == TRUE)
{
KeInitializeEvent(Event,NotificationEvent,InitialState);
@ -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);

2
reactos/ntoskrnl/nt/port.c
View file

@ -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
*/

267
reactos/ntoskrnl/ob/dirobj.c Normal file
View file

@ -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;
}

6
reactos/ntoskrnl/ob/handle.c
View file

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

647
reactos/ntoskrnl/ob/namespc.c
View file

@ -24,193 +24,10 @@
POBJECT_TYPE ObDirectoryType = NULL;
static struct
{
OBJECT_HEADER hdr;
// DIRECTORY_OBJECT directory;
LIST_ENTRY head;
KSPIN_LOCK Lock;
} namespc_root = {{0,},};
PDIRECTORY_OBJECT NameSpaceRoot = NULL;
/* 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,
PVOID* Object, PWSTR* UnparsedSection)
VOID ObAddEntryDirectory(PDIRECTORY_OBJECT Parent,
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",
ObjectAttributes,Object);
DPRINT("ObjectAttributes = {ObjectName %x ObjectName->Buffer %w}\n",
ObjectAttributes->ObjectName,ObjectAttributes->ObjectName->Buffer);
DPRINT("ObjectAttributes->ObjectName->Length %d\n",
ObjectAttributes->ObjectName->Length);
DPRINT("ObpParseDirectory(Object %x, Path %x, *Path %w)\n",
Object,Path,*Path);
*Object = NULL;
Status = ObLookupObject(ObjectAttributes->RootDirectory,
ObjectAttributes->ObjectName->Buffer,
Object,
UnparsedSection,
ObjectAttributes->Attributes);
DPRINT("*Object %x\n",*Object);
DPRINT("ObjectAttributes->ObjectName->Length %d\n",
ObjectAttributes->ObjectName->Length);
return(Status);
if ((*Path) == NULL)
{
return(NULL);
}
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);
}
void ObInit(void)
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);
InitializeListHead(&namespc_root.head);
}
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);
NameSpaceRoot = ObCreateObject(NULL,
STANDARD_RIGHTS_REQUIRED,
NULL,
ObDirectoryType);
}
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;
}

148
reactos/ntoskrnl/ob/ntobj.c Normal file
View file

@ -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);
}

404
reactos/ntoskrnl/ob/object.c
View file

@ -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,
IN CINT ObjectInformationClass,
IN PVOID ObjectInformation,
IN ULONG Length)
VOID ObInitializeObject(POBJECT_HEADER ObjectHeader,
PHANDLE Handle,
ACCESS_MASK DesiredAccess,
POBJECT_TYPE Type,
POBJECT_ATTRIBUTES ObjectAttributes)
{
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)
/*
* 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;
ObjectHeader->Name.Buffer=NULL;
}
else
{
RtlInitUnicodeString(&(ObjectHeader->Name),name);
*Handle = ObInsertHandle(KeGetCurrentProcess(),
HEADER_TO_BODY(ObjectHeader),
DesiredAccess,
FALSE);
}
}
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);
Object->RefCount++;
ObjectHeader = BODY_TO_HEADER(ObjectBody);
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,

10
reactos/ntoskrnl/ps/process.c
View file

@ -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;
@ -172,10 +172,10 @@ NTSTATUS STDCALL ZwCreateProcess(
return(Status);
}
Process = ObGenericCreateObject(ProcessHandle,
DesiredAccess,
ObjectAttributes,
PsProcessType);
Process = ObCreateObject(ProcessHandle,
DesiredAccess,
ObjectAttributes,
PsProcessType);
KeInitializeDispatcherHeader(&Process->Pcb.DispatcherHeader,
0,
sizeof(EPROCESS),

8
reactos/ntoskrnl/ps/thread.c
View file

@ -216,10 +216,10 @@ NTSTATUS PsInitializeThread(HANDLE ProcessHandle,
PiNrThreads++;
Thread = ObGenericCreateObject(ThreadHandle,
DesiredAccess,
ThreadAttributes,
PsThreadType);
Thread = ObCreateObject(ThreadHandle,
DesiredAccess,
ThreadAttributes,
PsThreadType);
DPRINT("Thread = %x\n",Thread);
Thread->Tcb.LastTick = 0;
Thread->Tcb.ThreadState=THREAD_STATE_SUSPENDED;

6
reactos/ntoskrnl/rtl/seqlist.c
View file

@ -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 ********************************************************************/

2
reactos/ntoskrnl/rtl/time.c
View file

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

159
reactos/ntoskrnl/tst/test.c
View file

@ -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);
if (hfile==NULL)
Status = ZwOpenFile(&hfile,FILE_ALL_ACCESS,&attr,NULL,0,0);
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();
}