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sys,dll: symbolic link (reparse point) support: WIP

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This commit is contained in:
Bill Zissimopoulos
2016-08-04 11:25:35 -07:00
parent ab278d7b60
commit 7337f3c6cd
7 changed files with 12 additions and 7 deletions
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2
src/dll/fs.c
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@ -106,6 +106,8 @@ FSP_API NTSTATUS FspFileSystemCreate(PWSTR DevicePath,
FileSystem->EnterOperation = FspFileSystemOpEnter;
FileSystem->LeaveOperation = FspFileSystemOpLeave;
FileSystem->ReparsePointsSymbolicLinks = VolumeParams->ReparsePointsSymbolicLinks;
*PFileSystem = FileSystem;
return STATUS_SUCCESS;

4
src/dll/fsop.c
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@ -906,7 +906,7 @@ FSP_API NTSTATUS FspFileSystemOpFileSystemControl(FSP_FILE_SYSTEM *FileSystem,
SymlinkReparseData = (PREPARSE_DATA_BUFFER)Response->Buffer;
memset(SymlinkReparseData, 0, sizeof *SymlinkReparseData);
if (1/*!!!: SymbolicLinksOnly*/)
if (FileSystem->ReparsePointsSymbolicLinks)
{
Size = FSP_FSCTL_TRANSACT_RSP_SIZEMAX - FIELD_OFFSET(FSP_FSCTL_TRANSACT_RSP, Buffer) -
sizeof(*SymlinkReparseData);
@ -968,7 +968,7 @@ FSP_API NTSTATUS FspFileSystemOpFileSystemControl(FSP_FILE_SYSTEM *FileSystem,
SymlinkReparseData = (PREPARSE_DATA_BUFFER)
(Request->Buffer + Request->Req.FileSystemControl.Buffer.Offset);
if (1/*!!!: SymbolicLinksOnly*/)
if (FileSystem->ReparsePointsSymbolicLinks)
{
Result = FileSystem->Interface->SetReparsePoint(FileSystem, Request,
(PVOID)Request->Req.FileSystemControl.UserContext,

2
src/dll/fuse/fuse.c
View File

@ -449,7 +449,7 @@ static int fsp_fuse_core_opt_proc(void *opt_data0, const char *arg, int key,
" -o VolumeSerialNumber=N 32-bit wide\n"
" -o FileInfoTimeout=N FileInfo/Security/VolumeInfo timeout (millisec)\n"
" -o CaseInsensitiveSearch file system supports case-insensitive file names\n"
//" -o ReparsePoints file system supports reparse points\n"
" -o ReparsePoints file system supports reparse points\n"
//" -o NamedStreams file system supports named streams\n"
//" -o ReadOnlyVolume file system is read only\n"
" --UNC=U --VolumePrefix=U UNC prefix (\\Server\\Share)\n");

2
src/sys/fsctl.c
View File

@ -126,7 +126,7 @@ static NTSTATUS FspFsvolFileSystemControlReparsePoint(
ReparseTag = ((PREPARSE_DATA_BUFFER)InputBuffer)->ReparseTag;
/* NTFS severely limits symbolic links; we will not do that unless our file system asks */
if (FsvolDeviceExtension->VolumeParams.ReparsePointPrivilegeCheck)
if (FsvolDeviceExtension->VolumeParams.ReparsePointsPrivilegeCheck)
{
if (IO_REPARSE_TAG_SYMLINK == ReparseTag &&
KernelMode != Irp->RequestorMode &&