reactos/drivers/filesystems/vfatfs/kdbg.c
Stanislav Motylkov 542e9f2ba0
[FS_REC][VFATFS] Update headers per our current coding style
No code changes. Addendum to 14c39362 and 6d65da93.
2022-09-24 16:24:08 +03:00

162 lines
4.4 KiB
C

/*
* PROJECT: VFAT Filesystem
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: KDBG extension
* COPYRIGHT: Copyright 2018 Pierre Schweitzer <pierre@reactos.org>
*/
/* ------------------------------------------------------- INCLUDES */
#include "vfat.h"
#define NDEBUG
#include <debug.h>
#include <stdio.h>
/* -------------------------------------------------------- DEFINES */
#ifdef KDBG
UNICODE_STRING DebugFile = {0, 0, NULL};
BOOLEAN
NTAPI
vfatKdbgHandler(
IN PCHAR Command,
IN ULONG Argc,
IN PCH Argv[])
{
ULONG Len;
Len = strlen(Command);
if (Len < sizeof("?fat."))
{
return FALSE;
}
if (Command[0] != '?' || Command[1] != 'f' ||
Command[2] != 'a' || Command[3] != 't' ||
Command[4] != '.')
{
return FALSE;
}
Command += (sizeof("?fat.") - sizeof(ANSI_NULL));
if (strcmp(Command, "vols") == 0)
{
ULONG Count = 0;
PLIST_ENTRY ListEntry;
PDEVICE_EXTENSION DeviceExt;
for (ListEntry = VfatGlobalData->VolumeListHead.Flink;
ListEntry != &VfatGlobalData->VolumeListHead;
ListEntry = ListEntry->Flink)
{
DeviceExt = CONTAINING_RECORD(ListEntry, DEVICE_EXTENSION, VolumeListEntry);
DPRINT1("Volume: %p with VCB: %p\n", DeviceExt->VolumeDevice, DeviceExt);
++Count;
}
if (Count == 0)
{
DPRINT1("No volume found\n");
}
}
else if (strcmp(Command, "files") == 0)
{
if (Argc != 2)
{
DPRINT1("Please provide a volume or a VCB!\n");
}
else
{
PLIST_ENTRY ListEntry;
PDEVICE_EXTENSION DeviceExt;
for (ListEntry = VfatGlobalData->VolumeListHead.Flink;
ListEntry != &VfatGlobalData->VolumeListHead;
ListEntry = ListEntry->Flink)
{
CHAR Volume[17];
DeviceExt = CONTAINING_RECORD(ListEntry, DEVICE_EXTENSION, VolumeListEntry);
sprintf(Volume, "%p", DeviceExt);
if (strcmp(Volume, Argv[1]) == 0)
{
break;
}
sprintf(Volume, "%p", DeviceExt->VolumeDevice);
if (strcmp(Volume, Argv[1]) == 0)
{
break;
}
DeviceExt = NULL;
}
if (DeviceExt == NULL)
{
DPRINT1("No volume %s found!\n", Argv[1]);
}
else
{
PVFATFCB Fcb;
for (ListEntry = DeviceExt->FcbListHead.Flink;
ListEntry != &DeviceExt->FcbListHead;
ListEntry = ListEntry->Flink)
{
Fcb = CONTAINING_RECORD(ListEntry, VFATFCB, FcbListEntry);
DPRINT1("FCB %p (ref: %d, oc: %d %s %s %s) for FO %p with path: %.*S\n",
Fcb, Fcb->RefCount, Fcb->OpenHandleCount,
((Fcb->Flags & FCB_CLEANED_UP) ? "U" : "NU"),
((Fcb->Flags & FCB_CLOSED) ? "C" : "NC"),
((Fcb->Flags & FCB_DELAYED_CLOSE) ? "D" : "ND"),
Fcb->FileObject, Fcb->PathNameU.Length, Fcb->PathNameU.Buffer);
}
}
}
}
else if (strcmp(Command, "setdbgfile") == 0)
{
if (Argc < 2)
{
if (DebugFile.Buffer != NULL)
{
ExFreePool(DebugFile.Buffer);
DebugFile.Length = 0;
DebugFile.MaximumLength = 0;
}
DPRINT1("Debug file reset\n");
}
else
{
NTSTATUS Status;
ANSI_STRING Source;
if (DebugFile.Buffer != NULL)
{
ExFreePool(DebugFile.Buffer);
DebugFile.Length = 0;
DebugFile.MaximumLength = 0;
}
RtlInitAnsiString(&Source, Argv[1]);
Status = RtlAnsiStringToUnicodeString(&DebugFile, &Source, TRUE);
if (NT_SUCCESS(Status))
{
DPRINT1("Debug file set to: %.*S\n", DebugFile.Length, DebugFile.Buffer);
}
}
}
else
{
DPRINT1("Unknown command: %s\n", Command);
}
return TRUE;
}
#endif