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sys: FspFsvolDeviceEnumerateContextByName: fix bug that manifested itself as hanging renames

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This commit is contained in:
Bill Zissimopoulos
2016-10-12 20:08:17 -07:00
parent 233904fd51
commit 249c1a5cb8
3 changed files with 12 additions and 8 deletions
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7
src/sys/driver.h
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@ -747,6 +747,11 @@ typedef struct
RTL_BALANCED_LINKS Header;
FSP_DEVICE_CONTEXT_BY_NAME_TABLE_ELEMENT_DATA Data;
} FSP_DEVICE_CONTEXT_BY_NAME_TABLE_ELEMENT;
typedef struct
{
PVOID RestartKey;
ULONG DeleteCount;
} FSP_DEVICE_CONTEXT_BY_NAME_TABLE_RESTART_KEY;
enum
{
FspFsctlDeviceExtensionKind = '\0ltC', /* file system control device (e.g. \Device\WinFsp.Disk) */
@ -823,7 +828,7 @@ NTSTATUS FspFsvolDeviceCopyContextByNameList(PDEVICE_OBJECT DeviceObject,
PVOID **PContexts, PULONG PContextCount);
VOID FspFsvolDeviceDeleteContextByNameList(PVOID *Contexts, ULONG ContextCount);
PVOID FspFsvolDeviceEnumerateContextByName(PDEVICE_OBJECT DeviceObject, PUNICODE_STRING FileName,
BOOLEAN SubpathOnly, PVOID *PRestartKey);
BOOLEAN NextFlag, FSP_DEVICE_CONTEXT_BY_NAME_TABLE_RESTART_KEY *RestartKey);
PVOID FspFsvolDeviceLookupContextByName(PDEVICE_OBJECT DeviceObject, PUNICODE_STRING FileName);
PVOID FspFsvolDeviceInsertContextByName(PDEVICE_OBJECT DeviceObject, PUNICODE_STRING FileName, PVOID Context,
FSP_DEVICE_CONTEXT_BY_NAME_TABLE_ELEMENT *ElementStorage, PBOOLEAN PInserted);