Changes to support the COFF driver loader

svn path=/trunk/; revision=144
This commit is contained in:
Rex Jolliff 1999-01-01 22:33:38 +00:00
parent 02e3d7b08e
commit 2d14c3e110
10 changed files with 511 additions and 454 deletions

View file

@ -1,66 +1,67 @@
// /*
// IDE.C - IDE Disk driver * IDE.C - IDE Disk driver
// written by Rex Jolliff * written by Rex Jolliff
// with help from various documentation sources and a few peeks at * with help from various documentation sources and a few peeks at
// linux and freebsd sources. * linux and freebsd sources.
// *
// This driver supports up to 4 controllers with up to 2 drives each. * This driver supports up to 4 controllers with up to 2 drives each.
// The device names are assigned as follows: * The device names are assigned as follows:
// \Devices\HarddiskX\Partition0 * \Devices\HarddiskX\Partition0
// for the raw device, and * for the raw device, and
// \Devices\HarddiskX\PartitionY * \Devices\HarddiskX\PartitionY
// for partitions * for partitions
// where: * where:
// X is computed by counting the available drives from the following * X is computed by counting the available drives from the following
// sequence: the controller number (0=0x1f0, 1=0x170, 2=0x1e8, * sequence: the controller number (0=0x1f0, 1=0x170, 2=0x1e8,
// 3=0x168) * 2 plus the drive number (0,1) * 3=0x168) * 2 plus the drive number (0,1)
// Y is the partition number * Y is the partition number
// *
// The driver exports the following function: * The driver exports the following function:
// *
// DriverEntry() - NT device driver initialization routine * DriverEntry() - NT device driver initialization routine
// *
// And the following functions are exported implicitly: * And the following functions are exported implicitly:
// *
// IDEStartIo() - called to start an I/O request packet * IDEStartIo() - called to start an I/O request packet
// IDEDispatchOpenClose() - Called to open/close the device. a NOOP * IDEDispatchOpenClose() - Called to open/close the device. a NOOP
// IDEDispatchReadWrite() - Called to read/write the device. * IDEDispatchReadWrite() - Called to read/write the device.
// IDEDispatchQueryInformation() - Called to get device information * IDEDispatchQueryInformation() - Called to get device information
// IDEDispatchSetInformation() - Called to set device information * IDEDispatchSetInformation() - Called to set device information
// IDEDispatchDeviceControl() - Called to execute device control requests * IDEDispatchDeviceControl() - Called to execute device control requests
// *
// Modification History: * Modification History:
// 05/25/98 RJJ Created. * 05/25/98 RJJ Created.
// 05/30/98 RJJ Removed IRQ handler and inserted busy waits * 05/30/98 RJJ Removed IRQ handler and inserted busy waits
// just to get something working... * just to get something working...
// 07/18/98 RJJ Made drastic changes so that the driver * 07/18/98 RJJ Made drastic changes so that the driver
// resembles a WinNT driver. * resembles a WinNT driver.
// 08/05/98 RJJ Changed to .C extension * 08/05/98 RJJ Changed to .C extension
// 09/19/98 RJJ First release (run for cover!) * 09/19/98 RJJ First release (run for cover!)
// *
// Test List: * Test List:
// 09/17/98 RJJ Pri/MST: 14.12X19 WDC AC31000H Test Passed * 09/17/98 RJJ Pri/MST: 14.12X19 WDC AC31000H Test Passed
// Pri/SLV: None. * Pri/SLV: None.
// *
// *
// To Do: * To Do:
// FIXME: a timer should be used to watch for device timeouts and errors * FIXME: a timer should be used to watch for device timeouts and errors
// FIXME: errors should be retried * FIXME: errors should be retried
// FIXME: a drive reset/recalibrate should be attempted if errors occur * FIXME: a drive reset/recalibrate should be attempted if errors occur
// FIXME: Use DMA for transfers if drives support it * FIXME: Use DMA for transfers if drives support it
// FIXME: should we support unloading of this driver??? * FIXME: should we support unloading of this driver???
// FIXME: the device information should come from AUTODETECT (via registry) * FIXME: the device information should come from AUTODETECT (via registry)
// FIXME: really big devices need to be handled correctly * FIXME: really big devices need to be handled correctly
// FIXME: should get device info from the registry * FIXME: should get device info from the registry
// FIXME: should report hardware usage to iomgr * FIXME: should report hardware usage to iomgr
// FIXME: finish implementation of QueryInformation * FIXME: finish implementation of QueryInformation
// FIXME: finish implementation of SetInformation * FIXME: finish implementation of SetInformation
// FIXME: finish implementation of DeviceControl * FIXME: finish implementation of DeviceControl
// FIXME: bring up to ATA-3 spec * FIXME: bring up to ATA-3 spec
// FIXME: add general support for ATAPI devices * FIXME: add general support for ATAPI devices
// FIXME: add support for ATAPI CDROMs * FIXME: add support for ATAPI CDROMs
// FIXME: add support for ATAPI ZIP drives/RHDs * FIXME: add support for ATAPI ZIP drives/RHDs
// FIXME: add support for ATAPI tape drives * FIXME: add support for ATAPI tape drives
*/
#include <ddk/ntddk.h> #include <ddk/ntddk.h>

View file

@ -21,7 +21,7 @@
/* FUNCTIONS ***************************************************************/ /* FUNCTIONS ***************************************************************/
BOOLEAN VFATReadSectors(IN PDEVICE_OBJECT pDeviceObject, BOOLEAN VFATReadSectors(IN PDEVICE_OBJECT pDeviceObject,
IN ULONG DiskSector, IN ULONG DiskSector,
IN ULONG SectorCount, IN ULONG SectorCount,
IN UCHAR* Buffer) IN UCHAR* Buffer)
{ {
@ -33,22 +33,28 @@ BOOLEAN VFATReadSectors(IN PDEVICE_OBJECT pDeviceObject,
ULONG sectorSize; ULONG sectorSize;
PULONG mbr; PULONG mbr;
DPRINT("VFATReadSector(pDeviceObject %x, DiskSector %d, Buffer %x)\n",
pDeviceObject,DiskSector,Buffer);
SET_LARGE_INTEGER_LOW_PART(sectorNumber, DiskSector << 9); SET_LARGE_INTEGER_LOW_PART(sectorNumber, DiskSector << 9);
SET_LARGE_INTEGER_HIGH_PART(sectorNumber, DiskSector >> 23); SET_LARGE_INTEGER_HIGH_PART(sectorNumber, DiskSector >> 23);
KeInitializeEvent(&event, NotificationEvent, FALSE); KeInitializeEvent(&event, NotificationEvent, FALSE);
sectorSize = BLOCKSIZE * SectorCount;
sectorSize = BLOCKSIZE*SectorCount; /* FIXME: this routine does not need to alloc mem and copy */
mbr = ExAllocatePool(NonPagedPool, sectorSize); mbr = ExAllocatePool(NonPagedPool, sectorSize);
DPRINT("VFATReadSector(pDeviceObject %x, DiskSector %d, Buffer %x)\n",
pDeviceObject,
DiskSector,
Buffer);
DPRINT("sectorNumber %08lx:%08lx sectorSize %ld\n",
(unsigned long int)GET_LARGE_INTEGER_HIGH_PART(sectorNumber),
(unsigned long int)GET_LARGE_INTEGER_LOW_PART(sectorNumber),
sectorSize);
if (!mbr) { if (!mbr) {
return FALSE; return FALSE;
} }
DPRINT("Building synchronous FSD Request...\n"); DPRINT("Building synchronous FSD Request...\n");
irp = IoBuildSynchronousFsdRequest(IRP_MJ_READ, irp = IoBuildSynchronousFsdRequest(IRP_MJ_READ,
pDeviceObject, pDeviceObject,

View file

@ -26,7 +26,7 @@
#include <wstring.h> #include <wstring.h>
#include <ddk/cctypes.h> #include <ddk/cctypes.h>
//#define NDEBUG #define NDEBUG
#include <internal/debug.h> #include <internal/debug.h>
#include "vfat.h" #include "vfat.h"
@ -668,18 +668,12 @@ NTSTATUS FsdOpenFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
FileObject, FileObject,
FileName); FileName);
CHECKPOINT;
string = FileName; string = FileName;
CHECKPOINT;
ParentFcb = NULL; ParentFcb = NULL;
CHECKPOINT;
Fcb = ExAllocatePool(NonPagedPool, sizeof(FCB)); Fcb = ExAllocatePool(NonPagedPool, sizeof(FCB));
CHECKPOINT;
next = &string[0]; next = &string[0];
CHECKPOINT;
current = next+1; current = next+1;
CHECKPOINT;
while (next!=NULL) while (next!=NULL)
{ {
DPRINT("current %w next %x\n",current,next); DPRINT("current %w next %x\n",current,next);
@ -692,7 +686,6 @@ CHECKPOINT;
*next=0; *next=0;
} }
CHECKPOINT;
Status = FindFile(DeviceExt,Fcb,ParentFcb,current,NULL,NULL); Status = FindFile(DeviceExt,Fcb,ParentFcb,current,NULL,NULL);
if (Status != STATUS_SUCCESS) if (Status != STATUS_SUCCESS)
{ {
@ -709,7 +702,6 @@ CHECKPOINT;
Fcb = ParentFcb; Fcb = ParentFcb;
} }
ParentFcb = Temp; ParentFcb = Temp;
CHECKPOINT;
} }
FileObject->FsContext = ParentFcb; FileObject->FsContext = ParentFcb;
DPRINT("file opn, fcb=%x\n",ParentFcb); DPRINT("file opn, fcb=%x\n",ParentFcb);
@ -724,7 +716,7 @@ BOOLEAN FsdHasFileSystem(PDEVICE_OBJECT DeviceToMount)
* by this fsd * by this fsd
*/ */
{ {
BootSector* Boot; BootSector *Boot;
Boot = ExAllocatePool(NonPagedPool,512); Boot = ExAllocatePool(NonPagedPool,512);
@ -738,7 +730,8 @@ BOOLEAN FsdHasFileSystem(PDEVICE_OBJECT DeviceToMount)
return(TRUE); return(TRUE);
} }
ExFreePool(Boot); ExFreePool(Boot);
return(FALSE);
return FALSE;
} }
NTSTATUS FsdMountDevice(PDEVICE_EXTENSION DeviceExt, NTSTATUS FsdMountDevice(PDEVICE_EXTENSION DeviceExt,
@ -844,19 +837,37 @@ NTSTATUS FsdReadFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
PVOID Temp; PVOID Temp;
ULONG TempLength; ULONG TempLength;
/* PRECONDITION */
assert(DeviceExt != NULL);
assert(DeviceExt->BytesPerCluster != 0);
assert(FileObject != NULL);
assert(FileObject->FsContext != NULL);
DPRINT("FsdReadFile(DeviceExt %x, FileObject %x, Buffer %x, " DPRINT("FsdReadFile(DeviceExt %x, FileObject %x, Buffer %x, "
"Length %d, ReadOffset %d)\n",DeviceExt,FileObject,Buffer, "Length %d, ReadOffset %d)\n",
Length,ReadOffset); DeviceExt,
FileObject,
Buffer,
Length,
ReadOffset);
DPRINT("DeviceExt->BytesPerCluster %d\n", DeviceExt->BytesPerCluster);
FirstCluster = ReadOffset / DeviceExt->BytesPerCluster; FirstCluster = ReadOffset / DeviceExt->BytesPerCluster;
Fcb = FileObject->FsContext; Fcb = FileObject->FsContext;
if (DeviceExt->FatType == FAT32) if (DeviceExt->FatType == FAT32)
CurrentCluster = Fcb->entry.FirstCluster+Fcb->entry.FirstClusterHigh*65536; {
CurrentCluster = Fcb->entry.FirstCluster +
Fcb->entry.FirstClusterHigh * 65536;
}
else else
CurrentCluster = Fcb->entry.FirstCluster; {
if (CurrentCluster<2) CurrentCluster = Fcb->entry.FirstCluster;
return STATUS_UNSUCCESSFUL;// FIXME : root of FAT16 ? }
DPRINT("DeviceExt->BytesPerCluster %x\n",DeviceExt->BytesPerCluster); if (CurrentCluster < 2)
{
/* FIXME : root of FAT16 ? */
return STATUS_UNSUCCESSFUL;
}
if (ReadOffset >= Fcb->entry.FileSize) if (ReadOffset >= Fcb->entry.FileSize)
{ {
@ -868,11 +879,11 @@ NTSTATUS FsdReadFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
} }
*LengthRead = 0; *LengthRead = 0;
Temp = ExAllocatePool(NonPagedPool,DeviceExt->BytesPerCluster); Temp = ExAllocatePool(NonPagedPool,DeviceExt->BytesPerCluster);
/* FIXME: optimize by remembering the last cluster read and using if possible */
for (FileOffset=0; FileOffset < FirstCluster; FileOffset++) for (FileOffset=0; FileOffset < FirstCluster; FileOffset++)
{ {
CurrentCluster = GetNextCluster(DeviceExt,CurrentCluster); CurrentCluster = GetNextCluster(DeviceExt,CurrentCluster);
} }
CHECKPOINT;
if ((ReadOffset % DeviceExt->BytesPerCluster)!=0) if ((ReadOffset % DeviceExt->BytesPerCluster)!=0)
{ {
VFATLoadCluster(DeviceExt,Temp,CurrentCluster); VFATLoadCluster(DeviceExt,Temp,CurrentCluster);
@ -888,7 +899,6 @@ NTSTATUS FsdReadFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
Length = Length - TempLength; Length = Length - TempLength;
Buffer = Buffer + TempLength; Buffer = Buffer + TempLength;
} }
CHECKPOINT;
while (Length > DeviceExt->BytesPerCluster) while (Length > DeviceExt->BytesPerCluster)
{ {
VFATLoadCluster(DeviceExt, Buffer, CurrentCluster); VFATLoadCluster(DeviceExt, Buffer, CurrentCluster);
@ -904,7 +914,6 @@ NTSTATUS FsdReadFile(PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
Buffer = Buffer + DeviceExt->BytesPerCluster; Buffer = Buffer + DeviceExt->BytesPerCluster;
Length = Length - DeviceExt->BytesPerCluster; Length = Length - DeviceExt->BytesPerCluster;
} }
CHECKPOINT;
if (Length > 0) if (Length > 0)
{ {
(*LengthRead) = (*LengthRead) + Length; (*LengthRead) = (*LengthRead) + Length;
@ -1041,21 +1050,14 @@ NTSTATUS FsdCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp)
Irp); Irp);
Stack = IoGetCurrentIrpStackLocation(Irp); Stack = IoGetCurrentIrpStackLocation(Irp);
CHECKPOINT;
FileObject = Stack->FileObject; FileObject = Stack->FileObject;
CHECKPOINT;
DeviceExt = DeviceObject->DeviceExtension; DeviceExt = DeviceObject->DeviceExtension;
CHECKPOINT;
Status = FsdOpenFile(DeviceExt,FileObject,FileObject->FileName.Buffer); Status = FsdOpenFile(DeviceExt,FileObject,FileObject->FileName.Buffer);
CHECKPOINT;
Irp->IoStatus.Status = Status; Irp->IoStatus.Status = Status;
CHECKPOINT;
Irp->IoStatus.Information = 0; Irp->IoStatus.Information = 0;
CHECKPOINT;
IoCompleteRequest(Irp, IO_NO_INCREMENT); IoCompleteRequest(Irp, IO_NO_INCREMENT);
CHECKPOINT;
return Status; return Status;
} }
@ -1097,14 +1099,23 @@ NTSTATUS FsdRead(PDEVICE_OBJECT DeviceObject, PIRP Irp)
ULONG Length; ULONG Length;
PVOID Buffer; PVOID Buffer;
ULONG Offset; ULONG Offset;
PIO_STACK_LOCATION Stack = IoGetCurrentIrpStackLocation(Irp); PIO_STACK_LOCATION Stack;
PFILE_OBJECT FileObject = Stack->FileObject; PFILE_OBJECT FileObject;
PDEVICE_EXTENSION DeviceExt = DeviceObject->DeviceExtension; PDEVICE_EXTENSION DeviceExt;
NTSTATUS Status; NTSTATUS Status;
ULONG LengthRead; ULONG LengthRead;
DPRINT("FsdRead(DeviceObject %x, Irp %x)\n",DeviceObject,Irp); DPRINT("FsdRead(DeviceObject %x, Irp %x)\n",DeviceObject,Irp);
/* Precondition / Initialization */
assert(Irp != NULL);
Stack = IoGetCurrentIrpStackLocation(Irp);
assert(Stack != NULL);
FileObject = Stack->FileObject;
assert(FileObject != NULL);
DeviceExt = DeviceObject->DeviceExtension;
assert(DeviceExt != NULL);
Length = Stack->Parameters.Read.Length; Length = Stack->Parameters.Read.Length;
Buffer = MmGetSystemAddressForMdl(Irp->MdlAddress); Buffer = MmGetSystemAddressForMdl(Irp->MdlAddress);
Offset = GET_LARGE_INTEGER_LOW_PART(Stack->Parameters.Read.ByteOffset); Offset = GET_LARGE_INTEGER_LOW_PART(Stack->Parameters.Read.ByteOffset);
@ -1143,7 +1154,8 @@ NTSTATUS FsdMount(PDEVICE_OBJECT DeviceToMount)
DeviceObject->Vpb->Flags |= VPB_MOUNTED; DeviceObject->Vpb->Flags |= VPB_MOUNTED;
DeviceExt->StorageDevice = IoAttachDeviceToDeviceStack(DeviceObject, DeviceExt->StorageDevice = IoAttachDeviceToDeviceStack(DeviceObject,
DeviceToMount); DeviceToMount);
return(STATUS_SUCCESS);
return STATUS_SUCCESS;
} }
NTSTATUS FsdFileSystemControl(PDEVICE_OBJECT DeviceObject, PIRP Irp) NTSTATUS FsdFileSystemControl(PDEVICE_OBJECT DeviceObject, PIRP Irp)
@ -1156,7 +1168,9 @@ NTSTATUS FsdFileSystemControl(PDEVICE_OBJECT DeviceObject, PIRP Irp)
PDEVICE_OBJECT DeviceToMount = Stack->Parameters.Mount.DeviceObject; PDEVICE_OBJECT DeviceToMount = Stack->Parameters.Mount.DeviceObject;
NTSTATUS Status; NTSTATUS Status;
DPRINT("VFAT FSC\n"); DPRINT("FsdFileSystemControl(DevObj %08lx, Irp %08lx)\n", DeviceObject, Irp);
/* FIXME: should make sure that this is actually a mount request! */
if (FsdHasFileSystem(DeviceToMount)) if (FsdHasFileSystem(DeviceToMount))
{ {
@ -1182,9 +1196,17 @@ NTSTATUS FsdGetStandardInformation(PFCB FCB, PDEVICE_OBJECT DeviceObject,
* FUNCTION: Retrieve the standard file information * FUNCTION: Retrieve the standard file information
*/ */
{ {
PDEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension; PDEVICE_EXTENSION DeviceExtension;
unsigned long AllocSize; unsigned long AllocSize;
DeviceExtension = DeviceObject->DeviceExtension;
/* PRECONDITION */
assert(DeviceExtension != NULL);
assert(DeviceExtension->BytesPerCluster != 0);
assert(StandardInfo != NULL);
assert(FCB != NULL);
RtlZeroMemory(StandardInfo, sizeof(FILE_STANDARD_INFORMATION)); RtlZeroMemory(StandardInfo, sizeof(FILE_STANDARD_INFORMATION));
/* Make allocsize a rounded up multiple of BytesPerCluster */ /* Make allocsize a rounded up multiple of BytesPerCluster */
@ -1210,27 +1232,42 @@ NTSTATUS FsdQueryInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp)
* FUNCTION: Retrieve the specified file information * FUNCTION: Retrieve the specified file information
*/ */
{ {
PIO_STACK_LOCATION Stack = IoGetCurrentIrpStackLocation(Irp); NTSTATUS RC;
FILE_INFORMATION_CLASS FileInformationClass = PIO_STACK_LOCATION Stack;
Stack->Parameters.QueryFile.FileInformationClass; FILE_INFORMATION_CLASS FileInformationClass;
PFILE_OBJECT FileObject = NULL; PFILE_OBJECT FileObject;
PFCB FCB = NULL; PFCB FCB;
// PCCB CCB = NULL; // PCCB CCB;
NTSTATUS RC = STATUS_SUCCESS;
void *SystemBuffer; void *SystemBuffer;
/* PRECONDITION */
assert(DeviceObject != NULL);
assert(Irp != NULL);
/* INITIALIZATION */
Stack = IoGetCurrentIrpStackLocation(Irp);
FileInformationClass = Stack->Parameters.QueryFile.FileInformationClass;
FileObject = NULL;
FCB = NULL;
// PCCB CCB = NULL;
RC = STATUS_SUCCESS;
FileObject = Stack->FileObject; FileObject = Stack->FileObject;
// CCB = (PCCB)(FileObject->FsContext2); // CCB = (PCCB)(FileObject->FsContext2);
// FCB = CCB->Buffer; // Should be CCB->FCB??? // FCB = CCB->Buffer; // Should be CCB->FCB???
FCB=(PFCB)(FileObject->FsContext); FCB = (PFCB)(FileObject->FsContext);
SystemBuffer = MmGetSystemAddressForMdl(Irp->MdlAddress);
// SystemBuffer = Irp->AssociatedIrp.SystemBuffer;
SystemBuffer = Irp->AssociatedIrp.SystemBuffer; DPRINT("FsdQueryInformation(DevObj %08lx, Irp %08lx)\n", DeviceObject, Irp);
switch(FileInformationClass) { switch(FileInformationClass) {
case FileStandardInformation: case FileStandardInformation:
RC = FsdGetStandardInformation(FCB, DeviceObject, SystemBuffer); RC = FsdGetStandardInformation(FCB, DeviceObject, SystemBuffer);
break; break;
default:
RC = STATUS_INVALID_PARAMETER;
break;
} }
return RC; return RC;
@ -1264,7 +1301,7 @@ NTSTATUS DriverEntry(PDRIVER_OBJECT _DriverObject,
return(ret); return(ret);
} }
DeviceObject->Flags=0; DeviceObject->Flags = DO_DIRECT_IO;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = FsdClose; DriverObject->MajorFunction[IRP_MJ_CLOSE] = FsdClose;
DriverObject->MajorFunction[IRP_MJ_CREATE] = FsdCreate; DriverObject->MajorFunction[IRP_MJ_CREATE] = FsdCreate;
DriverObject->MajorFunction[IRP_MJ_READ] = FsdRead; DriverObject->MajorFunction[IRP_MJ_READ] = FsdRead;

View file

@ -67,7 +67,7 @@ PIRP IoBuildFilesystemControlRequest(ULONG MinorFunction,
PIRP Irp; PIRP Irp;
PIO_STACK_LOCATION StackPtr; PIO_STACK_LOCATION StackPtr;
Irp = IoAllocateIrp(DeviceObject->StackSize,TRUE); Irp = IoAllocateIrp(DeviceObject->StackSize, TRUE);
if (Irp==NULL) if (Irp==NULL)
{ {
return(NULL); return(NULL);
@ -83,6 +83,7 @@ PIRP IoBuildFilesystemControlRequest(ULONG MinorFunction,
StackPtr->Control = 0; StackPtr->Control = 0;
StackPtr->DeviceObject = DeviceObject; StackPtr->DeviceObject = DeviceObject;
StackPtr->FileObject = NULL; StackPtr->FileObject = NULL;
StackPtr->CompletionRoutine = NULL;
switch(MinorFunction) switch(MinorFunction)
{ {
@ -144,6 +145,7 @@ PIRP IoBuildAsynchronousFsdRequest(ULONG MajorFunction,
StackPtr->Control = 0; StackPtr->Control = 0;
StackPtr->DeviceObject = DeviceObject; StackPtr->DeviceObject = DeviceObject;
StackPtr->FileObject = NULL; StackPtr->FileObject = NULL;
StackPtr->CompletionRoutine = NULL;
StackPtr->Parameters.Write.Length = Length; StackPtr->Parameters.Write.Length = Length;
if (MajorFunction == IRP_MJ_READ || MajorFunction == IRP_MJ_WRITE) if (MajorFunction == IRP_MJ_READ || MajorFunction == IRP_MJ_WRITE)
@ -237,7 +239,7 @@ PIRP IoBuildSynchronousFsdRequest(ULONG MajorFunction,
Irp->UserBuffer = (LPVOID)Buffer; Irp->UserBuffer = (LPVOID)Buffer;
Irp->UserEvent = Event; Irp->UserEvent = Event;
Irp->UserIosb = IoStatusBlock; Irp->UserIosb = IoStatusBlock;
if (DeviceObject->Flags&DO_BUFFERED_IO) if (DeviceObject->Flags & DO_BUFFERED_IO)
{ {
DPRINT("Doing buffer i/o\n"); DPRINT("Doing buffer i/o\n");
Irp->AssociatedIrp.SystemBuffer = (PVOID) Irp->AssociatedIrp.SystemBuffer = (PVOID)
@ -247,12 +249,13 @@ PIRP IoBuildSynchronousFsdRequest(ULONG MajorFunction,
IoFreeIrp(Irp); IoFreeIrp(Irp);
return(NULL); return(NULL);
} }
/* FIXME: should copy buffer in on other ops */
if (MajorFunction == IRP_MJ_WRITE) if (MajorFunction == IRP_MJ_WRITE)
{ {
RtlCopyMemory(Irp->AssociatedIrp.SystemBuffer, Buffer, Length); RtlCopyMemory(Irp->AssociatedIrp.SystemBuffer, Buffer, Length);
} }
} }
if (DeviceObject->Flags&DO_DIRECT_IO) if (DeviceObject->Flags & DO_DIRECT_IO)
{ {
DPRINT("Doing direct i/o\n"); DPRINT("Doing direct i/o\n");
@ -276,6 +279,7 @@ PIRP IoBuildSynchronousFsdRequest(ULONG MajorFunction,
StackPtr->Control = 0; StackPtr->Control = 0;
StackPtr->DeviceObject = DeviceObject; StackPtr->DeviceObject = DeviceObject;
StackPtr->FileObject = NULL; StackPtr->FileObject = NULL;
StackPtr->CompletionRoutine = NULL;
StackPtr->Parameters.Write.Length = Length; StackPtr->Parameters.Write.Length = Length;
if (MajorFunction == IRP_MJ_READ) if (MajorFunction == IRP_MJ_READ)
{ {

View file

@ -17,7 +17,7 @@
#include <internal/string.h> #include <internal/string.h>
#include <wstring.h> #include <wstring.h>
//#define NDEBUG #define NDEBUG
#include <internal/debug.h> #include <internal/debug.h>
/* FUNCTIONS *************************************************************/ /* FUNCTIONS *************************************************************/

View file

@ -12,6 +12,7 @@
#include <ddk/ntddk.h> #include <ddk/ntddk.h>
#define NDEBUG
#include <internal/debug.h> #include <internal/debug.h>
/* FUNCTIONS *****************************************************************/ /* FUNCTIONS *****************************************************************/

View file

@ -155,7 +155,9 @@ NTSTATUS IoTryToMountStorageDevice(PDEVICE_OBJECT DeviceObject)
current_entry = current_entry->Flink; current_entry = current_entry->Flink;
} }
} }
CHECKPOINT;
KeReleaseSpinLock(&FileSystemListLock,oldlvl); KeReleaseSpinLock(&FileSystemListLock,oldlvl);
CHECKPOINT;
return(STATUS_UNRECOGNIZED_VOLUME); return(STATUS_UNRECOGNIZED_VOLUME);
} }

View file

@ -33,7 +33,7 @@
#include <internal/io.h> #include <internal/io.h>
#include <ddk/ntddk.h> #include <ddk/ntddk.h>
//#define NDEBUG #define NDEBUG
#include <internal/debug.h> #include <internal/debug.h>
/* FUNCTIONS ****************************************************************/ /* FUNCTIONS ****************************************************************/
@ -109,7 +109,8 @@ VOID IoInitializeIrp(PIRP Irp, USHORT PacketSize, CCHAR StackSize)
* StackSize = Number of stack locations in the IRP * StackSize = Number of stack locations in the IRP
*/ */
{ {
assert(Irp!=NULL); assert(Irp != NULL);
memset(Irp,0,PacketSize); memset(Irp,0,PacketSize);
Irp->StackCount=StackSize; Irp->StackCount=StackSize;
Irp->CurrentLocation=StackSize; Irp->CurrentLocation=StackSize;
@ -193,7 +194,8 @@ PIRP IoAllocateIrp(CCHAR StackSize, BOOLEAN ChargeQuota)
{ {
PIRP Irp; PIRP Irp;
DPRINT("IoAllocateIrp(StackSize %d ChargeQuota %d)\n",StackSize, DPRINT("IoAllocateIrp(StackSize %d ChargeQuota %d)\n",
StackSize,
ChargeQuota); ChargeQuota);
if (ChargeQuota) if (ChargeQuota)
{ {
@ -209,11 +211,11 @@ PIRP IoAllocateIrp(CCHAR StackSize, BOOLEAN ChargeQuota)
return(NULL); return(NULL);
} }
Irp->StackCount=StackSize; IoInitializeIrp(Irp, IoSizeOfIrp(StackSize), StackSize);
Irp->CurrentLocation=StackSize;
DPRINT("Irp %x Irp->StackPtr %d\n",Irp,Irp->CurrentLocation); DPRINT("Irp %x Irp->StackPtr %d\n", Irp, Irp->CurrentLocation);
return(Irp);
return Irp;
} }
VOID IoSetCompletionRoutine(PIRP Irp, VOID IoSetCompletionRoutine(PIRP Irp,
@ -269,8 +271,10 @@ VOID IoCompleteRequest(PIRP Irp, CCHAR PriorityBoost)
for (i=0;i<Irp->StackCount;i++) for (i=0;i<Irp->StackCount;i++)
{ {
DPRINT("&Irp->Stack[i] %x\n",&Irp->Stack[i]); DPRINT("&Irp->Stack[%d].CompletionRoutine %08lx\n",
if (Irp->Stack[i].CompletionRoutine!=NULL) i,
Irp->Stack[i].CompletionRoutine);
if (Irp->Stack[i].CompletionRoutine != NULL)
{ {
Status = Irp->Stack[i].CompletionRoutine( Status = Irp->Stack[i].CompletionRoutine(
Irp->Stack[i].DeviceObject, Irp->Stack[i].DeviceObject,
@ -281,7 +285,7 @@ VOID IoCompleteRequest(PIRP Irp, CCHAR PriorityBoost)
return; return;
} }
} }
DPRINT("Irp->Stack[i].Control %x\n",Irp->Stack[i].Control); DPRINT("Irp->Stack[%d].Control %08lx\n", i, Irp->Stack[i].Control);
if (Irp->Stack[i].Control & SL_PENDING_RETURNED) if (Irp->Stack[i].Control & SL_PENDING_RETURNED)
{ {
DPRINT("Setting PendingReturned flag\n"); DPRINT("Setting PendingReturned flag\n");
@ -306,4 +310,4 @@ VOID IoCompleteRequest(PIRP Irp, CCHAR PriorityBoost)
IoSecondStageCompletion(Irp,PriorityBoost); IoSecondStageCompletion(Irp,PriorityBoost);
} }
} }
>>>>>>> 1.7

View file

@ -72,6 +72,7 @@ NTSTATUS ZwReadFile(HANDLE FileHandle,
{ {
return(Status); return(Status);
} }
assert(FileObject != NULL);
if (ByteOffset==NULL) if (ByteOffset==NULL)
{ {

View file

@ -25,7 +25,7 @@
#include <ddk/ntddk.h> #include <ddk/ntddk.h>
//#define NDEBUG #define NDEBUG
#include <internal/debug.h> #include <internal/debug.h>
/* MACROS ********************************************************************/ /* MACROS ********************************************************************/
@ -196,7 +196,7 @@ LdrPEProcessDriver(PVOID ModuleLoadBase)
PIMAGE_FILE_HEADER PEFileHeader; PIMAGE_FILE_HEADER PEFileHeader;
PIMAGE_OPTIONAL_HEADER PEOptionalHeader; PIMAGE_OPTIONAL_HEADER PEOptionalHeader;
DbgPrint("Processing PE Driver at module base:%08lx\n", ModuleLoadBase); DPRINT("Processing PE Driver at module base:%08lx\n", ModuleLoadBase);
/* Get header pointers */ /* Get header pointers */
PEDosHeader = (PIMAGE_DOS_HEADER) ModuleLoadBase; PEDosHeader = (PIMAGE_DOS_HEADER) ModuleLoadBase;
@ -223,18 +223,18 @@ LdrPEProcessDriver(PVOID ModuleLoadBase)
/* FIXME: check/verify OS version number */ /* FIXME: check/verify OS version number */
DbgPrint("OptionalHdrMagic:%04x LinkVersion:%d.%d\n", DPRINT("OptionalHdrMagic:%04x LinkVersion:%d.%d\n",
PEOptionalHeader->Magic, PEOptionalHeader->Magic,
PEOptionalHeader->MajorLinkerVersion, PEOptionalHeader->MajorLinkerVersion,
PEOptionalHeader->MinorLinkerVersion); PEOptionalHeader->MinorLinkerVersion);
DbgPrint("Size: CODE:%08lx(%d) DATA:%08lx(%d) BSS:%08lx(%d)\n", DPRINT("Size: CODE:%08lx(%d) DATA:%08lx(%d) BSS:%08lx(%d)\n",
PEOptionalHeader->SizeOfCode, PEOptionalHeader->SizeOfCode,
PEOptionalHeader->SizeOfCode, PEOptionalHeader->SizeOfCode,
PEOptionalHeader->SizeOfInitializedData, PEOptionalHeader->SizeOfInitializedData,
PEOptionalHeader->SizeOfInitializedData, PEOptionalHeader->SizeOfInitializedData,
PEOptionalHeader->SizeOfUninitializedData, PEOptionalHeader->SizeOfUninitializedData,
PEOptionalHeader->SizeOfUninitializedData); PEOptionalHeader->SizeOfUninitializedData);
DbgPrint("Entry Point:%08lx\n", PEOptionalHeader->AddressOfEntryPoint); DPRINT("Entry Point:%08lx\n", PEOptionalHeader->AddressOfEntryPoint);
CHECKPOINT; CHECKPOINT;
/* Determine the size of the module */ /* Determine the size of the module */
@ -450,8 +450,9 @@ LdrCOFFDoRelocations(module *Module, unsigned int SectionIndex)
for (j = 0; j < Section->s_nreloc; j++) for (j = 0; j < Section->s_nreloc; j++)
{ {
DbgPrint("vaddr %x ", Relocation->r_vaddr); DPRINT("vaddr %x symndex %x",
DbgPrint("symndex %x ", Relocation->r_symndx); Relocation->r_vaddr,
Relocation->r_symndx);
switch (Relocation->r_type) switch (Relocation->r_type)
{ {
@ -470,10 +471,10 @@ LdrCOFFDoRelocations(module *Module, unsigned int SectionIndex)
break; break;
default: default:
DbgPrint("%.8s: Unknown relocation type %x at %d in module\n", DPRINT("%.8s: Unknown relocation type %x at %d in module\n",
Module->scn_list[SectionIndex].s_name, Module->scn_list[SectionIndex].s_name,
Relocation->r_type, Relocation->r_type,
j); j);
return FALSE; return FALSE;
} }
Relocation++; Relocation++;
@ -502,7 +503,7 @@ LdrCOFFDoAddr32Reloc(module *Module, SCNHDR *Section, RELOC *Relocation)
Value = LdrCOFFGetSymbolValue(Module, Relocation->r_symndx); Value = LdrCOFFGetSymbolValue(Module, Relocation->r_symndx);
Location = (unsigned int *)(Module->base + Relocation->r_vaddr); Location = (unsigned int *)(Module->base + Relocation->r_vaddr);
DbgPrint("ADDR32 loc %x value %x *loc %x ", Location, Value, *Location); DPRINT("ADDR32 loc %x value %x *loc %x\n", Location, Value, *Location);
*Location = (*Location) + Module->base; *Location = (*Location) + Module->base;
return TRUE; return TRUE;
@ -596,7 +597,7 @@ LdrCOFFGetSymbolValue(module *Module, unsigned int Idx)
char Name[255]; char Name[255];
LdrCOFFGetSymbolName(Module, Idx, Name); LdrCOFFGetSymbolName(Module, Idx, Name);
DbgPrint("name %s ", Name); DPRINT("name %s ", Name);
/* Check if the symbol is a section we have relocated */ /* Check if the symbol is a section we have relocated */
if (strcmp(Name, ".text") == 0) if (strcmp(Name, ".text") == 0)
@ -714,7 +715,7 @@ NTSTATUS LdrLoadLibrary(HANDLE ProcessHandle,
} }
else else
{ {
DbgPrint("Library already loaded\n"); DPRINT("Library already loaded\n");
*Module = Library *Module = Library
} }
RtlFreeUnicodeString(&umodName); RtlFreeUnicodeString(&umodName);