[ion] 24461: - Remove InitSharedUserDataPage since this entire function is not needed anymore due to the recent ARC improvements. - Call IoAssignDriverLetters with the proper parameters, and give it a chance to update the SystemRoot path (although our version doesn't yet do this).
8 Oct
2006
8 Oct
'06
10:50 p.m.
Author: ion
Date: Mon Oct 9 02:50:26 2006
New Revision: 24461
URL: http://svn.reactos.org/svn/reactos?rev=24461&view=rev
Log:
- Remove InitSharedUserDataPage since this entire function is not needed anymore due to
the recent ARC improvements.
- Call IoAssignDriverLetters with the proper parameters, and give it a chance to update
the SystemRoot path (although our version doesn't yet do this).
Modified:
trunk/reactos/ntoskrnl/ex/init.c
trunk/reactos/ntoskrnl/io/iomgr/arcname.c
trunk/reactos/ntoskrnl/io/iomgr/iomgr.c
Modified: trunk/reactos/ntoskrnl/ex/init.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ex/init.c?rev=244…
==============================================================================
--- trunk/reactos/ntoskrnl/ex/init.c (original)
+++ trunk/reactos/ntoskrnl/ex/init.c Mon Oct 9 02:50:26 2006
@@ -1,13 +1,13 @@
/*
- * COPYRIGHT: See COPYING in the top level directory
- * PROJECT: ReactOS kernel
- * FILE: ntoskrnl/ex/init.c
- * PURPOSE: Executive initalization
- *
- * PROGRAMMERS: Alex Ionescu (alex(a)relsoft.net) - Added ExpInitializeExecutive
- * and optimized/cleaned it.
- * Eric Kohl (ekohl(a)abo.rhein-zeitung.de)
- */
+* PROJECT: ReactOS Kernel
+* LICENSE: GPL - See COPYING in the top level directory
+* FILE: ntoskrnl/ex/init.c
+* PURPOSE: Executive Initialization Code
+* PROGRAMMERS: Alex Ionescu (alex.ionescu(a)reactos.org)
+* Eric Kohl (ekohl(a)rz-online.de)
+*/
+
+/* INCLUDES ******************************************************************/
#include <ntoskrnl.h>
#define NDEBUG
@@ -303,157 +303,6 @@
/* Copy the table into the system process and set this as the base */
RtlMoveMemory(SectionBase, ExpNlsTableBase, ExpNlsTableSize);
ExpNlsTableBase = SectionBase;
-}
-
-static
-VOID
-INIT_FUNCTION
-InitSystemSharedUserPage (IN PLOADER_PARAMETER_BLOCK LoaderBlock)
-{
- UNICODE_STRING ArcDeviceName;
- UNICODE_STRING ArcName;
- UNICODE_STRING BootPath;
- UNICODE_STRING DriveDeviceName;
- UNICODE_STRING DriveName;
- WCHAR DriveNameBuffer[20];
- PWCHAR ArcNameBuffer;
- NTSTATUS Status;
- ULONG Length;
- OBJECT_ATTRIBUTES ObjectAttributes;
- HANDLE Handle;
- ULONG i;
- BOOLEAN BootDriveFound = FALSE;
-
- /* Set the Product Type */
- SharedUserData->NtProductType = NtProductWinNt;
- SharedUserData->ProductTypeIsValid = TRUE;
-
- /*
- * Retrieve the current dos system path
- * (e.g.: C:\reactos) from the given arc path
- * (e.g.: multi(0)disk(0)rdisk(0)partititon(1)\reactos)
- * Format: "<arc_name>\<path> [options...]"
- */
-
- RtlCreateUnicodeStringFromAsciiz(&BootPath, LoaderBlock->NtBootPathName);
-
- /* Remove the trailing backslash */
- BootPath.Length -= sizeof(WCHAR);
- BootPath.MaximumLength -= sizeof(WCHAR);
-
- /* Only ARC Name left - Build full ARC Name */
- ArcNameBuffer = ExAllocatePool (PagedPool, 256 * sizeof(WCHAR));
- swprintf (ArcNameBuffer, L"\\ArcName\\%S",
LoaderBlock->ArcBootDeviceName);
- RtlInitUnicodeString (&ArcName, ArcNameBuffer);
-
- /* Allocate ARC Device Name string */
- ArcDeviceName.Length = 0;
- ArcDeviceName.MaximumLength = 256 * sizeof(WCHAR);
- ArcDeviceName.Buffer = ExAllocatePool (PagedPool, 256 * sizeof(WCHAR));
-
- /* Open the Symbolic Link */
- InitializeObjectAttributes(&ObjectAttributes,
- &ArcName,
- OBJ_OPENLINK,
- NULL,
- NULL);
- Status = NtOpenSymbolicLinkObject(&Handle,
- SYMBOLIC_LINK_ALL_ACCESS,
- &ObjectAttributes);
-
- /* Free the String */
- ExFreePool(ArcName.Buffer);
-
- /* Check for Success */
- if (!NT_SUCCESS(Status)) {
-
- /* Free the Strings */
- RtlFreeUnicodeString(&BootPath);
- ExFreePool(ArcDeviceName.Buffer);
- CPRINT("NtOpenSymbolicLinkObject() failed (Status %x)\n", Status);
- KEBUGCHECK(0);
- }
-
- /* Query the Link */
- Status = NtQuerySymbolicLinkObject(Handle,
- &ArcDeviceName,
- &Length);
- NtClose (Handle);
-
- /* Check for Success */
- if (!NT_SUCCESS(Status)) {
-
- /* Free the Strings */
- RtlFreeUnicodeString(&BootPath);
- ExFreePool(ArcDeviceName.Buffer);
- CPRINT("NtQuerySymbolicLinkObject() failed (Status %x)\n", Status);
- KEBUGCHECK(0);
- }
-
- /* Allocate Device Name string */
- DriveDeviceName.Length = 0;
- DriveDeviceName.MaximumLength = 256 * sizeof(WCHAR);
- DriveDeviceName.Buffer = ExAllocatePool (PagedPool, 256 * sizeof(WCHAR));
-
- /* Loop Drives */
- for (i = 0; i < 26; i++) {
-
- /* Setup the String */
- swprintf (DriveNameBuffer, L"\\??\\%C:", 'A' + i);
- RtlInitUnicodeString(&DriveName,
- DriveNameBuffer);
-
- /* Open the Symbolic Link */
- InitializeObjectAttributes(&ObjectAttributes,
- &DriveName,
- OBJ_OPENLINK,
- NULL,
- NULL);
- Status = NtOpenSymbolicLinkObject(&Handle,
- SYMBOLIC_LINK_ALL_ACCESS,
- &ObjectAttributes);
-
- /* If it failed, skip to the next drive */
- if (!NT_SUCCESS(Status)) {
- DPRINT("Failed to open link %wZ\n", &DriveName);
- continue;
- }
-
- /* Query it */
- Status = NtQuerySymbolicLinkObject(Handle,
- &DriveDeviceName,
- &Length);
-
- /* If it failed, skip to the next drive */
- if (!NT_SUCCESS(Status)) {
- DPRINT("Failed to query link %wZ\n", &DriveName);
- continue;
- }
- DPRINT("Opened link: %wZ ==> %wZ\n", &DriveName,
&DriveDeviceName);
-
- /* See if we've found the boot drive */
- if (!RtlCompareUnicodeString (&ArcDeviceName, &DriveDeviceName, FALSE))
{
-
- DPRINT("DOS Boot path: %c:%wZ\n", 'A' + i, &BootPath);
- swprintf(SharedUserData->NtSystemRoot, L"%C:%wZ", 'A' +
i, &BootPath);
- BootDriveFound = TRUE;
- }
-
- /* Close this Link */
- NtClose (Handle);
- }
-
- /* Free all the Strings we have in memory */
- RtlFreeUnicodeString (&BootPath);
- ExFreePool(DriveDeviceName.Buffer);
- ExFreePool(ArcDeviceName.Buffer);
-
- /* Make sure we found the Boot Drive */
- if (BootDriveFound == FALSE) {
-
- DbgPrint("No system drive found!\n");
- KEBUGCHECK (NO_BOOT_DEVICE);
- }
}
VOID
@@ -770,7 +619,7 @@
/* Fail if this is XP */
if (Extension->MinorVersion < 2) return FALSE;
- /* This is 2003 or newer, aprove it */
+ /* This is 2003 or newer, approve it */
return TRUE;
}
@@ -1092,9 +941,6 @@
/* Load the System DLL and its Entrypoints */
PsLocateSystemDll();
- /* Initialize shared user page. Set dos system path, dos device map, etc. */
- InitSystemSharedUserPage(KeLoaderBlock);
-
/* Initialize VDM support */
KeI386VdmInitialize();
Modified: trunk/reactos/ntoskrnl/io/iomgr/arcname.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/arcname.…
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/arcname.c (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/arcname.c Mon Oct 9 02:50:26 2006
@@ -1,14 +1,13 @@
-/* $Id$
- *
- * COPYRIGHT: See COPYING in the top level directory
- * PROJECT: ReactOS kernel
- * FILE: ntoskrnl/io/arcname.c
- * PURPOSE: Creates ARC names for boot devices
- *
- * PROGRAMMERS: Eric Kohl (ekohl(a)rz-online.de)
- */
-
-/* INCLUDES *****************************************************************/
+/*
+* PROJECT: ReactOS Kernel
+* LICENSE: GPL - See COPYING in the top level directory
+* FILE: ntoskrnl/io/iomgr/arcname.c
+* PURPOSE: ARC Path Initialization Functions
+* PROGRAMMERS: Alex Ionescu (alex.ionescu(a)reactos.org)
+* Eric Kohl (ekohl(a)rz-online.de)
+*/
+
+/* INCLUDES ******************************************************************/
#include <ntoskrnl.h>
#define NDEBUG
@@ -19,7 +18,7 @@
UNICODE_STRING IoArcHalDeviceName, IoArcBootDeviceName;
PCHAR IoLoaderArcBootDeviceName;
-/* FUNCTIONS ****************************************************************/
+/* FUNCTIONS *****************************************************************/
BOOLEAN
INIT_FUNCTION
Modified: trunk/reactos/ntoskrnl/io/iomgr/iomgr.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/iomgr.c?…
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/iomgr.c (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/iomgr.c Mon Oct 9 02:50:26 2006
@@ -29,6 +29,7 @@
POBJECT_TYPE IoDeviceObjectType = NULL;
POBJECT_TYPE IoFileObjectType = NULL;
extern POBJECT_TYPE IoControllerObjectType;
+extern UNICODE_STRING NtSystemRoot;
BOOLEAN IoCountOperations;
ULONG IoReadOperationCount = 0;
LARGE_INTEGER IoReadTransferCount = {{0, 0}};
@@ -476,7 +477,8 @@
INIT_FUNCTION
IoInit3(VOID)
{
- ANSI_STRING NtBootPath;
+ NTSTATUS Status;
+ ANSI_STRING NtBootPath, RootString;
/* Create ARC names for boot devices */
IopCreateArcNames(KeLoaderBlock);
@@ -502,11 +504,26 @@
/* Convert SystemRoot from ARC to NT path */
IopReassignSystemRoot(KeLoaderBlock, &NtBootPath);
+ /* Set the ANSI_STRING for the root path */
+ RootString.MaximumLength = NtSystemRoot.MaximumLength / sizeof(WCHAR);
+ RootString.Length = 0;
+ RootString.Buffer = ExAllocatePoolWithTag(PagedPool,
+ RootString.MaximumLength,
+ TAG_IO);
+
+ /* Convert the path into the ANSI_STRING */
+ Status = RtlUnicodeStringToAnsiString(&RootString, &NtSystemRoot, FALSE);
+ if (!NT_SUCCESS(Status)) return;
+
/* Assign drive letters */
IoAssignDriveLetters(KeLoaderBlock,
- NULL,
- NULL,
- NULL);
+ &NtBootPath,
+ RootString.Buffer,
+ &RootString);
+
+ /* Update system root */
+ Status = RtlAnsiStringToUnicodeString(&NtSystemRoot, &RootString, FALSE);
+ if (!NT_SUCCESS(Status)) return;
}
/* EOF */
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