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sys: remove unused ContextTable from FSP_FSVOL_DEVICE

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This commit is contained in:
Bill Zissimopoulos 2016-04-20 16:31:58 -07:00
parent 57793f9b9a
commit 16acdfb1ab
2 changed files with 0 additions and 120 deletions
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103
src/sys/device.c
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@ -32,14 +32,6 @@ VOID FspFsvolDeviceFileRenameRelease(PDEVICE_OBJECT DeviceObject);
VOID FspFsvolDeviceFileRenameReleaseOwner(PDEVICE_OBJECT DeviceObject, PVOID Owner); VOID FspFsvolDeviceFileRenameReleaseOwner(PDEVICE_OBJECT DeviceObject, PVOID Owner);
VOID FspFsvolDeviceLockContextTable(PDEVICE_OBJECT DeviceObject); VOID FspFsvolDeviceLockContextTable(PDEVICE_OBJECT DeviceObject);
VOID FspFsvolDeviceUnlockContextTable(PDEVICE_OBJECT DeviceObject); VOID FspFsvolDeviceUnlockContextTable(PDEVICE_OBJECT DeviceObject);
PVOID FspFsvolDeviceLookupContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier);
PVOID FspFsvolDeviceInsertContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier, PVOID Context,
FSP_DEVICE_CONTEXT_TABLE_ELEMENT *ElementStorage, PBOOLEAN PInserted);
VOID FspFsvolDeviceDeleteContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier,
PBOOLEAN PDeleted);
static RTL_AVL_COMPARE_ROUTINE FspFsvolDeviceCompareContext;
static RTL_AVL_ALLOCATE_ROUTINE FspFsvolDeviceAllocateContext;
static RTL_AVL_FREE_ROUTINE FspFsvolDeviceFreeContext;
NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject, NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject,
PVOID **PContexts, PULONG PContextCount); PVOID **PContexts, PULONG PContextCount);
VOID FspFsvolDeviceDeleteContextByNameList(PVOID *Contexts, ULONG ContextCount); VOID FspFsvolDeviceDeleteContextByNameList(PVOID *Contexts, ULONG ContextCount);
@ -77,12 +69,6 @@ VOID FspDeviceDeleteAll(VOID);
#pragma alloc_text(PAGE, FspFsvolDeviceFileRenameReleaseOwner) #pragma alloc_text(PAGE, FspFsvolDeviceFileRenameReleaseOwner)
#pragma alloc_text(PAGE, FspFsvolDeviceLockContextTable) #pragma alloc_text(PAGE, FspFsvolDeviceLockContextTable)
#pragma alloc_text(PAGE, FspFsvolDeviceUnlockContextTable) #pragma alloc_text(PAGE, FspFsvolDeviceUnlockContextTable)
#pragma alloc_text(PAGE, FspFsvolDeviceLookupContext)
#pragma alloc_text(PAGE, FspFsvolDeviceInsertContext)
#pragma alloc_text(PAGE, FspFsvolDeviceDeleteContext)
#pragma alloc_text(PAGE, FspFsvolDeviceCompareContext)
#pragma alloc_text(PAGE, FspFsvolDeviceAllocateContext)
#pragma alloc_text(PAGE, FspFsvolDeviceFreeContext)
#pragma alloc_text(PAGE, FspFsvolDeviceCopyContextByNameList) #pragma alloc_text(PAGE, FspFsvolDeviceCopyContextByNameList)
#pragma alloc_text(PAGE, FspFsvolDeviceDeleteContextByNameList) #pragma alloc_text(PAGE, FspFsvolDeviceDeleteContextByNameList)
#pragma alloc_text(PAGE, FspFsvolDeviceEnumerateContextByName) #pragma alloc_text(PAGE, FspFsvolDeviceEnumerateContextByName)
@ -360,11 +346,6 @@ static NTSTATUS FspFsvolDeviceInit(PDEVICE_OBJECT DeviceObject)
/* initialize our context table */ /* initialize our context table */
ExInitializeResourceLite(&FsvolDeviceExtension->FileRenameResource); ExInitializeResourceLite(&FsvolDeviceExtension->FileRenameResource);
ExInitializeResourceLite(&FsvolDeviceExtension->ContextTableResource); ExInitializeResourceLite(&FsvolDeviceExtension->ContextTableResource);
RtlInitializeGenericTableAvl(&FsvolDeviceExtension->ContextTable,
FspFsvolDeviceCompareContext,
FspFsvolDeviceAllocateContext,
FspFsvolDeviceFreeContext,
0);
RtlInitializeGenericTableAvl(&FsvolDeviceExtension->ContextByNameTable, RtlInitializeGenericTableAvl(&FsvolDeviceExtension->ContextByNameTable,
FspFsvolDeviceCompareContextByName, FspFsvolDeviceCompareContextByName,
FspFsvolDeviceAllocateContextByName, FspFsvolDeviceAllocateContextByName,
@ -569,90 +550,6 @@ VOID FspFsvolDeviceUnlockContextTable(PDEVICE_OBJECT DeviceObject)
ExReleaseResourceLite(&FsvolDeviceExtension->ContextTableResource); ExReleaseResourceLite(&FsvolDeviceExtension->ContextTableResource);
} }
PVOID FspFsvolDeviceLookupContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier)
{
PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
FSP_DEVICE_CONTEXT_TABLE_ELEMENT_DATA *Result;
Result = RtlLookupElementGenericTableAvl(&FsvolDeviceExtension->ContextTable, &Identifier);
return 0 != Result ? Result->Context : 0;
}
PVOID FspFsvolDeviceInsertContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier, PVOID Context,
FSP_DEVICE_CONTEXT_TABLE_ELEMENT *ElementStorage, PBOOLEAN PInserted)
{
PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
FSP_DEVICE_CONTEXT_TABLE_ELEMENT_DATA *Result, Element = { 0 };
ASSERT(0 != ElementStorage);
Element.Identifier = Identifier;
Element.Context = Context;
FsvolDeviceExtension->ContextTableElementStorage = ElementStorage;
Result = RtlInsertElementGenericTableAvl(&FsvolDeviceExtension->ContextTable,
&Element, sizeof Element, PInserted);
FsvolDeviceExtension->ContextTableElementStorage = 0;
ASSERT(0 != Result);
return Result->Context;
}
VOID FspFsvolDeviceDeleteContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier,
PBOOLEAN PDeleted)
{
PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
BOOLEAN Deleted;
Deleted = RtlDeleteElementGenericTableAvl(&FsvolDeviceExtension->ContextTable, &Identifier);
if (0 != PDeleted)
*PDeleted = Deleted;
}
static RTL_GENERIC_COMPARE_RESULTS NTAPI FspFsvolDeviceCompareContext(
PRTL_AVL_TABLE Table, PVOID FirstElement, PVOID SecondElement)
{
PAGED_CODE();
UINT64 FirstIdentifier = *(PUINT64)FirstElement;
UINT64 SecondIdentifier = *(PUINT64)SecondElement;
if (FirstIdentifier < SecondIdentifier)
return GenericLessThan;
else
if (SecondIdentifier < FirstIdentifier)
return GenericGreaterThan;
else
return GenericEqual;
}
static PVOID NTAPI FspFsvolDeviceAllocateContext(
PRTL_AVL_TABLE Table, CLONG ByteSize)
{
PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension =
CONTAINING_RECORD(Table, FSP_FSVOL_DEVICE_EXTENSION, ContextTable);
ASSERT(sizeof(FSP_DEVICE_CONTEXT_TABLE_ELEMENT) == ByteSize);
return FsvolDeviceExtension->ContextTableElementStorage;
}
static VOID NTAPI FspFsvolDeviceFreeContext(
PRTL_AVL_TABLE Table, PVOID Buffer)
{
PAGED_CODE();
}
NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject, NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject,
PVOID **PContexts, PULONG PContextCount) PVOID **PContexts, PULONG PContextCount)
{ {

17
src/sys/driver.h
View File

@ -708,16 +708,6 @@ enum
FspFsvolDeviceDirInfoCacheItemSizeMax = FSP_FSCTL_ALIGN_UP(16384, PAGE_SIZE), FspFsvolDeviceDirInfoCacheItemSizeMax = FSP_FSCTL_ALIGN_UP(16384, PAGE_SIZE),
}; };
typedef struct typedef struct
{
UINT64 Identifier;
PVOID Context;
} FSP_DEVICE_CONTEXT_TABLE_ELEMENT_DATA;
typedef struct
{
RTL_BALANCED_LINKS Header;
FSP_DEVICE_CONTEXT_TABLE_ELEMENT_DATA Data;
} FSP_DEVICE_CONTEXT_TABLE_ELEMENT;
typedef struct
{ {
PUNICODE_STRING FileName; PUNICODE_STRING FileName;
PVOID Context; PVOID Context;
@ -759,8 +749,6 @@ typedef struct
BOOLEAN ExpirationInProgress; BOOLEAN ExpirationInProgress;
ERESOURCE FileRenameResource; ERESOURCE FileRenameResource;
ERESOURCE ContextTableResource; ERESOURCE ContextTableResource;
RTL_AVL_TABLE ContextTable;
PVOID ContextTableElementStorage;
RTL_AVL_TABLE ContextByNameTable; RTL_AVL_TABLE ContextByNameTable;
PVOID ContextByNameTableElementStorage; PVOID ContextByNameTableElementStorage;
UNICODE_STRING VolumeName; UNICODE_STRING VolumeName;
@ -800,11 +788,6 @@ VOID FspFsvolDeviceFileRenameRelease(PDEVICE_OBJECT DeviceObject);
VOID FspFsvolDeviceFileRenameReleaseOwner(PDEVICE_OBJECT DeviceObject, PVOID Owner); VOID FspFsvolDeviceFileRenameReleaseOwner(PDEVICE_OBJECT DeviceObject, PVOID Owner);
VOID FspFsvolDeviceLockContextTable(PDEVICE_OBJECT DeviceObject); VOID FspFsvolDeviceLockContextTable(PDEVICE_OBJECT DeviceObject);
VOID FspFsvolDeviceUnlockContextTable(PDEVICE_OBJECT DeviceObject); VOID FspFsvolDeviceUnlockContextTable(PDEVICE_OBJECT DeviceObject);
PVOID FspFsvolDeviceLookupContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier);
PVOID FspFsvolDeviceInsertContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier, PVOID Context,
FSP_DEVICE_CONTEXT_TABLE_ELEMENT *ElementStorage, PBOOLEAN PInserted);
VOID FspFsvolDeviceDeleteContext(PDEVICE_OBJECT DeviceObject, UINT64 Identifier,
PBOOLEAN PDeleted);
NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject, NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject,
PVOID **PContexts, PULONG PContextCount); PVOID **PContexts, PULONG PContextCount);
VOID FspFsvolDeviceDeleteContextByNameList(PVOID *Contexts, ULONG ContextCount); VOID FspFsvolDeviceDeleteContextByNameList(PVOID *Contexts, ULONG ContextCount);