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sys: FspFileNameIsValid, FspFileNameIsValidPattern: check path component length

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tst: memfs: allow filenames to be 512 chars long
This commit is contained in:
Bill Zissimopoulos
2016-12-18 11:51:23 -08:00
parent c780912810
commit 94ea4f65f7
7 changed files with 57 additions and 23 deletions
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12
src/sys/fileinfo.c
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@ -1170,6 +1170,7 @@ static NTSTATUS FspFsvolSetRenameInformation(
PAGED_CODE();
NTSTATUS Result;
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject);
PFILE_OBJECT FileObject = IrpSp->FileObject;
PFILE_OBJECT TargetFileObject = IrpSp->Parameters.SetFile.FileObject;
BOOLEAN ReplaceIfExists = IrpSp->Parameters.SetFile.ReplaceIfExists;
@ -1195,7 +1196,9 @@ static NTSTATUS FspFsvolSetRenameInformation(
if (FileNode->IsRootDirectory)
/* cannot rename root directory */
return STATUS_INVALID_PARAMETER;
if (!FspFileNameIsValid(&FileNode->FileName, 0, 0))
if (!FspFileNameIsValid(&FileNode->FileName,
FsvolDeviceExtension->VolumeParams.MaxComponentLength,
0, 0))
/* cannot rename streams (WinFsp limitation) */
return STATUS_INVALID_PARAMETER;
@ -1229,7 +1232,12 @@ retry:
}
Suffix.MaximumLength = Suffix.Length;
if (!FspFileNameIsValid(&Remain, 0, 0) || !FspFileNameIsValid(&Suffix, 0, 0))
if (!FspFileNameIsValid(&Remain,
FsvolDeviceExtension->VolumeParams.MaxComponentLength,
0, 0) ||
!FspFileNameIsValid(&Suffix,
FsvolDeviceExtension->VolumeParams.MaxComponentLength,
0, 0))
{
/* cannot rename streams (WinFsp limitation) */
Result = STATUS_INVALID_PARAMETER;