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dll: overwrite refactoring

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This commit is contained in:
Bill Zissimopoulos
2016-01-12 16:43:24 -08:00
parent cbf15e47ad
commit 7e1883044b
5 changed files with 113 additions and 186 deletions
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1
inc/winfsp/fsctl.h
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@ -162,6 +162,7 @@ typedef struct
{
UINT64 UserContext; /* open file user context (unique file id) */
UINT64 UserContext2; /* kernel file object user context (stores as many bits as a pointer) */
UINT32 FileAttributes; /* FILE_ATTRIBUTE_{NORMAL,DIRECTORY,etc.} */
UINT64 AllocationSize; /* file allocation size */
UINT64 FileSize; /* file size */
UINT32 GrantedAccess; /* FILE_{READ_DATA,WRITE_DATA,etc.} */

40
inc/winfsp/winfsp.h
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@ -27,23 +27,39 @@
typedef struct _FSP_FILE_SYSTEM FSP_FILE_SYSTEM;
typedef VOID FSP_FILE_SYSTEM_DISPATCHER(FSP_FILE_SYSTEM *, FSP_FSCTL_TRANSACT_REQ *);
typedef NTSTATUS FSP_FILE_SYSTEM_OPERATION(FSP_FILE_SYSTEM *, FSP_FSCTL_TRANSACT_REQ *);
typedef struct _FSP_FILE_NODE_INFO
{
PVOID FileNode;
DWORD FileAttributes;
UINT64 AllocationSize;
UINT64 FileSize;
} FSP_FILE_NODE_INFO;
typedef struct _FSP_FILE_SIZE_INFO
{
UINT64 AllocationSize;
UINT64 FileSize;
} FSP_FILE_SIZE_INFO;
typedef struct _FSP_FILE_SYSTEM_INTERFACE
{
NTSTATUS (*GetSecurity)(FSP_FILE_SYSTEM *FileSystem,
PWSTR FileName, PDWORD PFileAttributes,
PSECURITY_DESCRIPTOR SecurityDescriptor, SIZE_T *PSecurityDescriptorSize);
#if 0
NTSTATUS (*Create)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FILE_NODE **PFileNode);
FSP_FSCTL_TRANSACT_REQ *Request,
FSP_FILE_NODE_INFO *Info);
NTSTATUS (*Open)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FILE_NODE **PFileNode);
FSP_FSCTL_TRANSACT_REQ *Request,
FSP_FILE_NODE_INFO *Info);
NTSTATUS (*Overwrite)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, BOOLEAN ReplaceFileAttributes, FSP_FILE_NODE *FileNode);
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode, DWORD FileAttributes, BOOLEAN ReplaceFileAttributes,
FSP_FILE_SIZE_INFO *Info);
VOID (*Cleanup)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FILE_NODE *FileNode, BOOLEAN Delete);
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode, BOOLEAN Delete);
VOID (*Close)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FILE_NODE *FileNode);
#endif
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode);
} FSP_FILE_SYSTEM_INTERFACE;
typedef struct _FSP_FILE_SYSTEM
{
@ -139,6 +155,16 @@ FSP_API NTSTATUS FspFileSystemOpCleanup(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemOpClose(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemSendCreateResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, UINT_PTR Information,
const FSP_FILE_NODE_INFO *NodeInfo, DWORD GrantedAccess);
FSP_API NTSTATUS FspFileSystemSendOverwriteResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
const FSP_FILE_SIZE_INFO *SizeInfo);
FSP_API NTSTATUS FspFileSystemSendCleanupResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemSendCloseResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
/*
* Path Handling