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inc,dll,sys: notify implementation skeleton

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This commit is contained in:
Bill Zissimopoulos
2020-10-06 16:37:33 -07:00
parent 489081b8c2
commit 844fb7171e
7 changed files with 79 additions and 0 deletions
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13
inc/winfsp/fsctl.h
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@ -66,6 +66,8 @@ extern const __declspec(selectany) GUID FspFsvrtDeviceClassGuid =
CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 0x800 + 't', METHOD_OUT_DIRECT, FILE_ANY_ACCESS)
#define FSP_FSCTL_STOP \
CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 0x800 + 'S', METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSP_FSCTL_NOTIFY \
CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 0x800 + 'n', METHOD_BUFFERED, FILE_ANY_ACCESS)
/* fsctl internal device codes (usable only in-kernel) */
#define FSP_FSCTL_TRANSACT_INTERNAL \
@ -268,6 +270,15 @@ typedef struct
FSP_FSCTL_STATIC_ASSERT(24 == sizeof(FSP_FSCTL_STREAM_INFO),
"sizeof(FSP_FSCTL_STREAM_INFO) must be exactly 24.");
typedef struct
{
UINT16 Size;
UINT32 Filter;
UINT32 Action;
WCHAR FileNameBuf[];
} FSP_FSCTL_NOTIFY_INFO;
FSP_FSCTL_STATIC_ASSERT(12 == sizeof(FSP_FSCTL_NOTIFY_INFO),
"sizeof(FSP_FSCTL_NOTIFY_INFO) must be exactly 12.");
typedef struct
{
UINT64 UserContext;
UINT64 UserContext2;
@ -617,6 +628,8 @@ FSP_API NTSTATUS FspFsctlTransact(HANDLE VolumeHandle,
PVOID RequestBuf, SIZE_T *PRequestBufSize,
BOOLEAN Batch);
FSP_API NTSTATUS FspFsctlStop(HANDLE VolumeHandle);
FSP_API NTSTATUS FspFsctlNotify(HANDLE VolumeHandle,
FSP_FSCTL_NOTIFY_INFO *NotifyInfo, SIZE_T Size);
FSP_API NTSTATUS FspFsctlGetVolumeList(PWSTR DevicePath,
PWCHAR VolumeListBuf, PSIZE_T PVolumeListSize);
FSP_API NTSTATUS FspFsctlPreflight(PWSTR DevicePath);

14
inc/winfsp/winfsp.h
View File

@ -1186,6 +1186,20 @@ FSP_API VOID FspFileSystemStopDispatcher(FSP_FILE_SYSTEM *FileSystem);
*/
FSP_API VOID FspFileSystemSendResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_RSP *Response);
/**
* Notify Windows that the file system has file changes.
*
* @param FileSystem
* The file system object.
* @param NotifyInfo
* Buffer containing information about file changes.
* @param Size
* Size of buffer.
* @return
* STATUS_SUCCESS or error code.
*/
FSP_API NTSTATUS FspFileSystemNotify(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_NOTIFY_INFO *NotifyInfo, SIZE_T Size);
/**
* Get the current operation context.
*