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dll: refactor into access.c/fsop.c
This commit is contained in:
Bill Zissimopoulos
565
src/dll/fsop.c
Normal file
565
src/dll/fsop.c
Normal file
@ -0,0 +1,565 @@
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/**
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* @file dll/fsop.c
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*
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* @copyright 2015 Bill Zissimopoulos
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*/
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#include <dll/library.h>
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static inline
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NTSTATUS FspFileSystemCreateCheck(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request,
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BOOLEAN AllowTraverseCheck, PUINT32 PGrantedAccess,
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PSECURITY_DESCRIPTOR *PSecurityDescriptor)
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{
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NTSTATUS Result;
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Result = FspAccessCheckEx(FileSystem, Request, TRUE, AllowTraverseCheck,
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(Request->Req.Create.CreateOptions & FILE_DIRECTORY_FILE) ?
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FILE_ADD_SUBDIRECTORY : FILE_ADD_FILE,
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PGrantedAccess, PSecurityDescriptor);
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if (NT_SUCCESS(Result))
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{
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*PGrantedAccess = (MAXIMUM_ALLOWED & Request->Req.Create.DesiredAccess) ?
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FspGetFileGenericMapping()->GenericAll : Request->Req.Create.DesiredAccess;
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}
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return Result;
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}
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static inline
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NTSTATUS FspFileSystemOpenCheck(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request,
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BOOLEAN AllowTraverseCheck, PUINT32 PGrantedAccess)
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{
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NTSTATUS Result;
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Result = FspAccessCheck(FileSystem, Request, FALSE, AllowTraverseCheck,
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Request->Req.Create.DesiredAccess |
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((Request->Req.Create.CreateOptions & FILE_DELETE_ON_CLOSE) ? DELETE : 0),
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PGrantedAccess);
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if (NT_SUCCESS(Result))
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{
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if (0 == (Request->Req.Create.DesiredAccess & MAXIMUM_ALLOWED))
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*PGrantedAccess &= ~DELETE | (Request->Req.Create.DesiredAccess & DELETE);
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}
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return Result;
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}
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static inline
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NTSTATUS FspFileSystemOverwriteCheck(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request,
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BOOLEAN AllowTraverseCheck, PUINT32 PGrantedAccess)
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{
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NTSTATUS Result;
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BOOLEAN Supersede = FILE_SUPERSEDE == ((Request->Req.Create.CreateOptions >> 24) & 0xff);
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Result = FspAccessCheck(FileSystem, Request, FALSE, AllowTraverseCheck,
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Request->Req.Create.DesiredAccess |
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(Supersede ? DELETE : FILE_WRITE_DATA) |
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((Request->Req.Create.CreateOptions & FILE_DELETE_ON_CLOSE) ? DELETE : 0),
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PGrantedAccess);
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if (NT_SUCCESS(Result))
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{
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if (0 == (Request->Req.Create.DesiredAccess & MAXIMUM_ALLOWED))
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*PGrantedAccess &= ~(DELETE | FILE_WRITE_DATA) |
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(Request->Req.Create.DesiredAccess & (DELETE | FILE_WRITE_DATA));
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}
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return Result;
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}
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static NTSTATUS FspFileSystemOpCreate_FileCreate(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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NTSTATUS Result;
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UINT32 GrantedAccess;
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PSECURITY_DESCRIPTOR ParentDescriptor, ObjectDescriptor;
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PVOID FileNode;
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FSP_FSCTL_FILE_INFO FileInfo;
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Result = FspFileSystemCreateCheck(FileSystem, Request, TRUE, &GrantedAccess, &ParentDescriptor);
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if (!NT_SUCCESS(Result))
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return Result;
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Result = FspAssignSecurity(FileSystem, Request, ParentDescriptor, &ObjectDescriptor);
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FspDeleteSecurityDescriptor(ParentDescriptor, FspAccessCheckEx);
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if (!NT_SUCCESS(Result))
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return Result;
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Create(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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Request->Req.Create.FileAttributes, ObjectDescriptor, Request->Req.Create.AllocationSize,
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&FileNode, &FileInfo);
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FspDeleteSecurityDescriptor(ObjectDescriptor, FspAssignSecurity);
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if (!NT_SUCCESS(Result))
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return Result;
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Response->IoStatus.Information = FILE_CREATED;
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Response->Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
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Response->Rsp.Create.Opened.GrantedAccess = GrantedAccess;
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memcpy(&Response->Rsp.Create.Opened.FileInfo, &FileInfo, sizeof FileInfo);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFileSystemOpCreate_FileOpen(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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NTSTATUS Result;
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UINT32 GrantedAccess;
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PVOID FileNode;
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FSP_FSCTL_FILE_INFO FileInfo;
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Result = FspFileSystemOpenCheck(FileSystem, Request, TRUE, &GrantedAccess);
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if (!NT_SUCCESS(Result))
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return Result;
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Open(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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&FileNode, &FileInfo);
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if (!NT_SUCCESS(Result))
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return Result;
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Response->IoStatus.Information = FILE_OPENED;
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Response->Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
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Response->Rsp.Create.Opened.GrantedAccess = GrantedAccess;
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memcpy(&Response->Rsp.Create.Opened.FileInfo, &FileInfo, sizeof FileInfo);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFileSystemOpCreate_FileOpenIf(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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NTSTATUS Result;
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UINT32 GrantedAccess;
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PSECURITY_DESCRIPTOR ParentDescriptor, ObjectDescriptor;
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PVOID FileNode;
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FSP_FSCTL_FILE_INFO FileInfo;
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BOOLEAN Create = FALSE;
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Result = FspFileSystemOpenCheck(FileSystem, Request, TRUE, &GrantedAccess);
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if (!NT_SUCCESS(Result))
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{
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if (STATUS_OBJECT_NAME_NOT_FOUND != Result)
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return Result;
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Create = TRUE;
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}
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if (!Create)
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{
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Open(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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&FileNode, &FileInfo);
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if (!NT_SUCCESS(Result))
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{
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if (STATUS_OBJECT_NAME_NOT_FOUND != Result)
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return Result;
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Create = TRUE;
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}
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}
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if (Create)
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{
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Result = FspFileSystemCreateCheck(FileSystem, Request, FALSE, &GrantedAccess, &ParentDescriptor);
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if (!NT_SUCCESS(Result))
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return Result;
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Result = FspAssignSecurity(FileSystem, Request, ParentDescriptor, &ObjectDescriptor);
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FspDeleteSecurityDescriptor(ParentDescriptor, FspAccessCheckEx);
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if (!NT_SUCCESS(Result))
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return Result;
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Create(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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Request->Req.Create.FileAttributes, ObjectDescriptor, Request->Req.Create.AllocationSize,
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&FileNode, &FileInfo);
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FspDeleteSecurityDescriptor(ObjectDescriptor, FspAssignSecurity);
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if (!NT_SUCCESS(Result))
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return Result;
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}
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Response->IoStatus.Information = Create ? FILE_CREATED : FILE_OPENED;
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Response->Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
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Response->Rsp.Create.Opened.GrantedAccess = GrantedAccess;
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memcpy(&Response->Rsp.Create.Opened.FileInfo, &FileInfo, sizeof FileInfo);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFileSystemOpCreate_FileOverwrite(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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NTSTATUS Result;
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UINT32 GrantedAccess;
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PVOID FileNode;
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FSP_FSCTL_FILE_INFO FileInfo;
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BOOLEAN Supersede = FILE_SUPERSEDE == ((Request->Req.Create.CreateOptions >> 24) & 0xff);
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Result = FspFileSystemOverwriteCheck(FileSystem, Request, TRUE, &GrantedAccess);
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if (!NT_SUCCESS(Result))
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return Result;
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Open(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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&FileNode, &FileInfo);
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if (!NT_SUCCESS(Result))
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return Result;
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Response->IoStatus.Information = Supersede ? FILE_SUPERSEDED : FILE_OVERWRITTEN;
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Response->Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
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Response->Rsp.Create.Opened.GrantedAccess = GrantedAccess;
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memcpy(&Response->Rsp.Create.Opened.FileInfo, &FileInfo, sizeof FileInfo);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFileSystemOpCreate_FileOverwriteIf(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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NTSTATUS Result;
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UINT32 GrantedAccess;
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PSECURITY_DESCRIPTOR ParentDescriptor, ObjectDescriptor;
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PVOID FileNode;
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FSP_FSCTL_FILE_INFO FileInfo;
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BOOLEAN Create = FALSE;
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Result = FspFileSystemOverwriteCheck(FileSystem, Request, TRUE, &GrantedAccess);
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if (!NT_SUCCESS(Result))
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{
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if (STATUS_OBJECT_NAME_NOT_FOUND != Result)
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return Result;
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Create = TRUE;
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}
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if (!Create)
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{
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Open(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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&FileNode, &FileInfo);
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if (!NT_SUCCESS(Result))
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{
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if (STATUS_OBJECT_NAME_NOT_FOUND != Result)
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return Result;
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Create = TRUE;
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}
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}
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if (Create)
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{
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Result = FspFileSystemCreateCheck(FileSystem, Request, FALSE, &GrantedAccess, &ParentDescriptor);
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if (!NT_SUCCESS(Result))
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return Result;
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Result = FspAssignSecurity(FileSystem, Request, ParentDescriptor, &ObjectDescriptor);
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FspDeleteSecurityDescriptor(ParentDescriptor, FspAccessCheckEx);
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if (!NT_SUCCESS(Result))
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return Result;
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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Result = FileSystem->Interface->Create(FileSystem, Request,
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(PWSTR)Request->Buffer, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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Request->Req.Create.FileAttributes, ObjectDescriptor, Request->Req.Create.AllocationSize,
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&FileNode, &FileInfo);
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FspDeleteSecurityDescriptor(ObjectDescriptor, FspAssignSecurity);
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if (!NT_SUCCESS(Result))
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return Result;
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}
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Response->IoStatus.Information = Create ? FILE_CREATED : FILE_OVERWRITTEN;
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Response->Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
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Response->Rsp.Create.Opened.GrantedAccess = GrantedAccess;
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memcpy(&Response->Rsp.Create.Opened.FileInfo, &FileInfo, sizeof FileInfo);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFileSystemOpCreate_FileOpenTargetDirectory(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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NTSTATUS Result;
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WCHAR Root[2] = L"\\";
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PWSTR Parent, Suffix;
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UINT32 GrantedAccess;
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PVOID FileNode;
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FSP_FSCTL_FILE_INFO FileInfo;
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UINT_PTR Information;
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Result = FspAccessCheck(FileSystem, Request, TRUE, TRUE,
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Request->Req.Create.DesiredAccess, &GrantedAccess);
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if (!NT_SUCCESS(Result))
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return Result;
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FileNode = 0;
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memset(&FileInfo, 0, sizeof FileInfo);
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FspPathSuffix((PWSTR)Request->Buffer, &Parent, &Suffix, Root);
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Result = FileSystem->Interface->Open(FileSystem, Request,
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Parent, Request->Req.Create.CaseSensitive, Request->Req.Create.CreateOptions,
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&FileNode, &FileInfo);
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FspPathCombine((PWSTR)Request->Buffer, Suffix);
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if (!NT_SUCCESS(Result))
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return Result;
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Information = FILE_OPENED;
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if (0 != FileSystem->Interface->GetSecurityByName)
|
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{
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Result = FileSystem->Interface->GetSecurityByName(FileSystem, (PWSTR)Request->Buffer, 0, 0, 0);
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Information = NT_SUCCESS(Result) ? FILE_EXISTS : FILE_DOES_NOT_EXIST;
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}
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Response->IoStatus.Information = Information;
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Response->Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
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Response->Rsp.Create.Opened.GrantedAccess = GrantedAccess;
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memcpy(&Response->Rsp.Create.Opened.FileInfo, &FileInfo, sizeof FileInfo);
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return STATUS_SUCCESS;
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}
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FSP_API NTSTATUS FspFileSystemOpCreate(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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{
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if (0 == FileSystem->Interface->Create ||
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0 == FileSystem->Interface->Open ||
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0 == FileSystem->Interface->Overwrite)
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return STATUS_INVALID_DEVICE_REQUEST;
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if (Request->Req.Create.OpenTargetDirectory)
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return FspFileSystemOpCreate_FileOpenTargetDirectory(FileSystem, Request, Response);
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switch ((Request->Req.Create.CreateOptions >> 24) & 0xff)
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{
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case FILE_CREATE:
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return FspFileSystemOpCreate_FileCreate(FileSystem, Request, Response);
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case FILE_OPEN:
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return FspFileSystemOpCreate_FileOpen(FileSystem, Request, Response);
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case FILE_OPEN_IF:
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return FspFileSystemOpCreate_FileOpenIf(FileSystem, Request, Response);
|
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case FILE_OVERWRITE:
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case FILE_SUPERSEDE:
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return FspFileSystemOpCreate_FileOverwrite(FileSystem, Request, Response);
|
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case FILE_OVERWRITE_IF:
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return FspFileSystemOpCreate_FileOverwriteIf(FileSystem, Request, Response);
|
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default:
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return STATUS_INVALID_PARAMETER;
|
||||
}
|
||||
}
|
||||
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||||
FSP_API NTSTATUS FspFileSystemOpOverwrite(FSP_FILE_SYSTEM *FileSystem,
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FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
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||||
{
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||||
NTSTATUS Result;
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||||
FSP_FSCTL_FILE_INFO FileInfo;
|
||||
|
||||
if (0 == FileSystem->Interface->Overwrite)
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
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||||
memset(&FileInfo, 0, sizeof FileInfo);
|
||||
Result = FileSystem->Interface->Overwrite(FileSystem, Request,
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(PVOID)Request->Req.Overwrite.UserContext,
|
||||
Request->Req.Overwrite.FileAttributes,
|
||||
Request->Req.Overwrite.Supersede,
|
||||
&FileInfo);
|
||||
if (!NT_SUCCESS(Result))
|
||||
{
|
||||
if (0 != FileSystem->Interface->Close)
|
||||
FileSystem->Interface->Close(FileSystem, Request,
|
||||
(PVOID)Request->Req.Overwrite.UserContext);
|
||||
return Result;
|
||||
}
|
||||
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||||
memcpy(&Response->Rsp.Overwrite.FileInfo, &FileInfo, sizeof FileInfo);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpCleanup(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
if (0 != FileSystem->Interface->Cleanup)
|
||||
FileSystem->Interface->Cleanup(FileSystem, Request,
|
||||
(PVOID)Request->Req.Cleanup.UserContext,
|
||||
0 != Request->FileName.Size ? (PWSTR)Request->Buffer : 0,
|
||||
0 != Request->Req.Cleanup.Delete);
|
||||
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpClose(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
if (0 != FileSystem->Interface->Close)
|
||||
FileSystem->Interface->Close(FileSystem, Request,
|
||||
(PVOID)Request->Req.Close.UserContext);
|
||||
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpQueryInformation(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
NTSTATUS Result;
|
||||
FSP_FSCTL_FILE_INFO FileInfo;
|
||||
|
||||
if (0 == FileSystem->Interface->GetFileInfo)
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
|
||||
memset(&FileInfo, 0, sizeof FileInfo);
|
||||
Result = FileSystem->Interface->GetFileInfo(FileSystem, Request,
|
||||
(PVOID)Request->Req.QueryInformation.UserContext, &FileInfo);
|
||||
if (!NT_SUCCESS(Result))
|
||||
return Result;
|
||||
|
||||
memcpy(&Response->Rsp.QueryInformation.FileInfo, &FileInfo, sizeof FileInfo);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpSetInformation(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
NTSTATUS Result;
|
||||
FSP_FSCTL_FILE_INFO FileInfo;
|
||||
|
||||
Result = STATUS_INVALID_DEVICE_REQUEST;
|
||||
memset(&FileInfo, 0, sizeof FileInfo);
|
||||
switch (Request->Req.SetInformation.FileInformationClass)
|
||||
{
|
||||
case 4/*FileBasicInformation*/:
|
||||
if (0 != FileSystem->Interface->SetBasicInfo)
|
||||
Result = FileSystem->Interface->SetBasicInfo(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext,
|
||||
Request->Req.SetInformation.Info.Basic.FileAttributes,
|
||||
Request->Req.SetInformation.Info.Basic.CreationTime,
|
||||
Request->Req.SetInformation.Info.Basic.LastAccessTime,
|
||||
Request->Req.SetInformation.Info.Basic.LastWriteTime,
|
||||
&FileInfo);
|
||||
break;
|
||||
case 19/*FileAllocationInformation*/:
|
||||
if (0 != FileSystem->Interface->SetAllocationSize)
|
||||
Result = FileSystem->Interface->SetAllocationSize(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext,
|
||||
Request->Req.SetInformation.Info.Allocation.AllocationSize,
|
||||
&FileInfo);
|
||||
else
|
||||
if (0 != FileSystem->Interface->GetFileInfo &&
|
||||
0 != FileSystem->Interface->SetFileSize)
|
||||
{
|
||||
Result = FileSystem->Interface->GetFileInfo(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext, &FileInfo);
|
||||
if (NT_SUCCESS(Result) &&
|
||||
Request->Req.SetInformation.Info.Allocation.AllocationSize < FileInfo.FileSize)
|
||||
{
|
||||
Result = FileSystem->Interface->SetFileSize(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext,
|
||||
Request->Req.SetInformation.Info.Allocation.AllocationSize,
|
||||
FALSE,
|
||||
&FileInfo);
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 20/*FileEndOfFileInformation*/:
|
||||
if (0 != FileSystem->Interface->SetFileSize)
|
||||
Result = FileSystem->Interface->SetFileSize(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext,
|
||||
Request->Req.SetInformation.Info.EndOfFile.FileSize,
|
||||
Request->Req.SetInformation.Info.EndOfFile.AdvanceOnly,
|
||||
&FileInfo);
|
||||
break;
|
||||
case 13/*FileDispositionInformation*/:
|
||||
if (0 != FileSystem->Interface->CanDelete)
|
||||
if (Request->Req.SetInformation.Info.Disposition.Delete)
|
||||
Result = FileSystem->Interface->CanDelete(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext,
|
||||
(PWSTR)Request->Buffer);
|
||||
else
|
||||
Result = STATUS_SUCCESS;
|
||||
break;
|
||||
case 10/*FileRenameInformation*/:
|
||||
if (0 != FileSystem->Interface->Rename)
|
||||
Result = FileSystem->Interface->Rename(FileSystem, Request,
|
||||
(PVOID)Request->Req.SetInformation.UserContext,
|
||||
(PWSTR)Request->Buffer,
|
||||
(PWSTR)(Request->Buffer + Request->Req.SetInformation.Info.Rename.NewFileName.Offset),
|
||||
Request->Req.SetInformation.Info.Rename.ReplaceIfExists);
|
||||
break;
|
||||
}
|
||||
|
||||
if (!NT_SUCCESS(Result))
|
||||
return Result;
|
||||
|
||||
memcpy(&Response->Rsp.SetInformation.FileInfo, &FileInfo, sizeof FileInfo);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpQueryVolumeInformation(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
NTSTATUS Result;
|
||||
FSP_FSCTL_VOLUME_INFO VolumeInfo;
|
||||
|
||||
if (0 == FileSystem->Interface->GetVolumeInfo)
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
|
||||
memset(&VolumeInfo, 0, sizeof VolumeInfo);
|
||||
Result = FileSystem->Interface->GetVolumeInfo(FileSystem, Request, &VolumeInfo);
|
||||
if (!NT_SUCCESS(Result))
|
||||
return Result;
|
||||
|
||||
memcpy(&Response->Rsp.QueryVolumeInformation.VolumeInfo, &VolumeInfo, sizeof VolumeInfo);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpSetVolumeInformation(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
NTSTATUS Result;
|
||||
FSP_FSCTL_VOLUME_INFO VolumeInfo;
|
||||
|
||||
Result = STATUS_INVALID_DEVICE_REQUEST;
|
||||
memset(&VolumeInfo, 0, sizeof VolumeInfo);
|
||||
switch (Request->Req.SetVolumeInformation.FsInformationClass)
|
||||
{
|
||||
case 2/*FileFsLabelInformation*/:
|
||||
if (0 != FileSystem->Interface->SetVolumeLabel)
|
||||
Result = FileSystem->Interface->SetVolumeLabel(FileSystem, Request,
|
||||
(PWSTR)Request->Buffer,
|
||||
&VolumeInfo);
|
||||
}
|
||||
|
||||
if (!NT_SUCCESS(Result))
|
||||
return Result;
|
||||
|
||||
memcpy(&Response->Rsp.SetVolumeInformation.VolumeInfo, &VolumeInfo, sizeof VolumeInfo);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpQuerySecurity(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
NTSTATUS Result;
|
||||
|
||||
if (0 == FileSystem->Interface->GetSecurity)
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
|
||||
(VOID)Result;
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
}
|
||||
|
||||
FSP_API NTSTATUS FspFileSystemOpSetSecurity(FSP_FILE_SYSTEM *FileSystem,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
{
|
||||
NTSTATUS Result;
|
||||
|
||||
if (0 == FileSystem->Interface->SetSecurity)
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
|
||||
(VOID)Result;
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
}
|
||||
Reference in New Issue
Block a user