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sys: FSP_FILE_NODE/FSP_FILE_DESC: improve DeleteOnClose/DeletePending handling

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This commit is contained in:
Bill Zissimopoulos
2016-02-03 11:50:50 -08:00
parent 93e3e37960
commit 72e0d5a96b
3 changed files with 16 additions and 21 deletions
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9
src/sys/driver.h
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@ -562,14 +562,10 @@ typedef struct
FSP_FILE_NODE_NONPAGED *NonPaged;
/* interlocked access */
LONG RefCount;
UINT32 DeletePending;
/* locked access (ContextTable lock) */
LONG OpenCount;
SHARE_ACCESS ShareAccess;
struct
{
UINT32 DeleteOnClose:1;
UINT32 DeletePending:1;
} Flags;
/* locked under Header.Resource */
UINT64 InfoExpirationTime;
UINT32 FileAttributes;
@ -592,6 +588,7 @@ typedef struct
{
FSP_FILE_NODE *FileNode;
UINT64 UserContext2;
BOOLEAN DeleteOnClose;
} FSP_FILE_DESC;
NTSTATUS FspFileNodeCreate(PDEVICE_OBJECT DeviceObject,
ULONG ExtraSize, FSP_FILE_NODE **PFileNode);
@ -616,7 +613,7 @@ VOID FspFileNodeSetOwnerF(FSP_FILE_NODE *FileNode, ULONG Flags, PVOID Owner);
VOID FspFileNodeReleaseF(FSP_FILE_NODE *FileNode, ULONG Flags);
VOID FspFileNodeReleaseOwnerF(FSP_FILE_NODE *FileNode, ULONG Flags, PVOID Owner);
FSP_FILE_NODE *FspFileNodeOpen(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
UINT32 GrantedAccess, UINT32 ShareAccess, BOOLEAN DeleteOnClose, NTSTATUS *PResult);
UINT32 GrantedAccess, UINT32 ShareAccess, NTSTATUS *PResult);
VOID FspFileNodeClose(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
PBOOLEAN PDeletePending);
VOID FspFileNodeGetFileInfo(FSP_FILE_NODE *FileNode, FSP_FSCTL_FILE_INFO *FileInfo);