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sys,dll,inc: implement new Delete design and POSIX semantics

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This commit is contained in:
Bill Zissimopoulos
2021-10-19 15:23:15 +01:00
parent 3e66082f11
commit 19823d84de
15 changed files with 424 additions and 74 deletions
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59
src/dll/fsop.c
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@ -56,7 +56,10 @@ FSP_API NTSTATUS FspFileSystemOpEnter(FSP_FILE_SYSTEM *FileSystem,
(FspFsctlTransactCleanupKind == Request->Kind &&
Request->Req.Cleanup.Delete) ||
(FspFsctlTransactSetInformationKind == Request->Kind &&
10/*FileRenameInformation*/ == Request->Req.SetInformation.FileInformationClass) ||
(10/*FileRenameInformation*/ == Request->Req.SetInformation.FileInformationClass ||
65/*FileRenameInformationEx*/ == Request->Req.SetInformation.FileInformationClass ||
(64/*FileDispositionInformationEx*/ == Request->Req.SetInformation.FileInformationClass &&
3/*DELETE|POSIX_SEMANTICS*/ == (3 & Request->Req.SetInformation.Info.DispositionEx.Flags)))) ||
FspFsctlTransactSetVolumeInformationKind == Request->Kind ||
(FspFsctlTransactFlushBuffersKind == Request->Kind &&
0 == Request->Req.FlushBuffers.UserContext &&
@ -67,7 +70,9 @@ FSP_API NTSTATUS FspFileSystemOpEnter(FSP_FILE_SYSTEM *FileSystem,
else
if (FspFsctlTransactCreateKind == Request->Kind ||
(FspFsctlTransactSetInformationKind == Request->Kind &&
13/*FileDispositionInformation*/ == Request->Req.SetInformation.FileInformationClass) ||
(13/*FileDispositionInformation*/ == Request->Req.SetInformation.FileInformationClass ||
(64/*FileDispositionInformationEx*/ == Request->Req.SetInformation.FileInformationClass &&
3/*DELETE|POSIX_SEMANTICS*/ != (3 & Request->Req.SetInformation.Info.DispositionEx.Flags)))) ||
FspFsctlTransactQueryDirectoryKind == Request->Kind ||
FspFsctlTransactQueryVolumeInformationKind == Request->Kind)
{
@ -95,7 +100,10 @@ FSP_API NTSTATUS FspFileSystemOpLeave(FSP_FILE_SYSTEM *FileSystem,
(FspFsctlTransactCleanupKind == Request->Kind &&
Request->Req.Cleanup.Delete) ||
(FspFsctlTransactSetInformationKind == Request->Kind &&
10/*FileRenameInformation*/ == Request->Req.SetInformation.FileInformationClass) ||
(10/*FileRenameInformation*/ == Request->Req.SetInformation.FileInformationClass ||
65/*FileRenameInformationEx*/ == Request->Req.SetInformation.FileInformationClass ||
(64/*FileDispositionInformationEx*/ == Request->Req.SetInformation.FileInformationClass &&
3/*DELETE|POSIX_SEMANTICS*/ == (3 & Request->Req.SetInformation.Info.DispositionEx.Flags)))) ||
FspFsctlTransactSetVolumeInformationKind == Request->Kind ||
(FspFsctlTransactFlushBuffersKind == Request->Kind &&
0 == Request->Req.FlushBuffers.UserContext &&
@ -106,7 +114,9 @@ FSP_API NTSTATUS FspFileSystemOpLeave(FSP_FILE_SYSTEM *FileSystem,
else
if (FspFsctlTransactCreateKind == Request->Kind ||
(FspFsctlTransactSetInformationKind == Request->Kind &&
13/*FileDispositionInformation*/ == Request->Req.SetInformation.FileInformationClass) ||
(13/*FileDispositionInformation*/ == Request->Req.SetInformation.FileInformationClass ||
(64/*FileDispositionInformationEx*/ == Request->Req.SetInformation.FileInformationClass &&
3/*DELETE|POSIX_SEMANTICS*/ != (3 & Request->Req.SetInformation.Info.DispositionEx.Flags)))) ||
FspFsctlTransactQueryDirectoryKind == Request->Kind ||
FspFsctlTransactQueryVolumeInformationKind == Request->Kind)
{
@ -978,16 +988,28 @@ FSP_API NTSTATUS FspFileSystemOpOverwrite(FSP_FILE_SYSTEM *FileSystem,
FSP_API NTSTATUS FspFileSystemOpCleanup(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FSCTL_TRANSACT_RSP *Response)
{
ULONG CleanupFlags =
(0 != Request->Req.Cleanup.Delete ? FspCleanupDelete : 0) |
(0 != Request->Req.Cleanup.SetAllocationSize ? FspCleanupSetAllocationSize : 0) |
(0 != Request->Req.Cleanup.SetArchiveBit ? FspCleanupSetArchiveBit : 0) |
(0 != Request->Req.Cleanup.SetLastAccessTime ? FspCleanupSetLastAccessTime : 0) |
(0 != Request->Req.Cleanup.SetLastWriteTime ? FspCleanupSetLastWriteTime : 0) |
(0 != Request->Req.Cleanup.SetChangeTime ? FspCleanupSetChangeTime : 0);
if (Request->Req.Cleanup.Delete && 0 != FileSystem->Interface->Delete)
{
FileSystem->Interface->Delete(FileSystem,
(PVOID)ValOfFileContext(Request->Req.Cleanup),
0 != Request->FileName.Size ? (PWSTR)Request->Buffer : 0,
(ULONG)-1);
CleanupFlags &= ~FspCleanupDelete;
}
if (0 != FileSystem->Interface->Cleanup)
FileSystem->Interface->Cleanup(FileSystem,
(PVOID)ValOfFileContext(Request->Req.Cleanup),
0 != Request->FileName.Size ? (PWSTR)Request->Buffer : 0,
(0 != Request->Req.Cleanup.Delete ? FspCleanupDelete : 0) |
(0 != Request->Req.Cleanup.SetAllocationSize ? FspCleanupSetAllocationSize : 0) |
(0 != Request->Req.Cleanup.SetArchiveBit ? FspCleanupSetArchiveBit : 0) |
(0 != Request->Req.Cleanup.SetLastAccessTime ? FspCleanupSetLastAccessTime : 0) |
(0 != Request->Req.Cleanup.SetLastWriteTime ? FspCleanupSetLastWriteTime : 0) |
(0 != Request->Req.Cleanup.SetChangeTime ? FspCleanupSetChangeTime : 0));
CleanupFlags);
return STATUS_SUCCESS;
}
@ -1134,7 +1156,9 @@ FSP_API NTSTATUS FspFileSystemOpSetInformation(FSP_FILE_SYSTEM *FileSystem,
&FileInfo);
break;
case 13/*FileDispositionInformation*/:
if (0 != FileSystem->Interface->GetFileInfo)
case 64/*FileDispositionInformationEx*/:
if (0 == (0x10/*IGNORE_READONLY_ATTRIBUTE*/ & Request->Req.SetInformation.Info.DispositionEx.Flags) &&
0 != FileSystem->Interface->GetFileInfo)
{
Result = FileSystem->Interface->GetFileInfo(FileSystem,
(PVOID)ValOfFileContext(Request->Req.SetInformation), &FileInfo);
@ -1144,7 +1168,17 @@ FSP_API NTSTATUS FspFileSystemOpSetInformation(FSP_FILE_SYSTEM *FileSystem,
break;
}
}
if (0 != FileSystem->Interface->SetDelete)
if (0 != FileSystem->Interface->Delete)
{
Result = FileSystem->Interface->Delete(FileSystem,
(PVOID)ValOfFileContext(Request->Req.SetInformation),
(PWSTR)Request->Buffer,
Request->Req.SetInformation.Info.DispositionEx.Flags & 3/*DELETE|POSIX_SEMANTICS*/);
}
else if (0 != (2/*POSIX_SEMANTICS*/ & Request->Req.SetInformation.Info.DispositionEx.Flags))
/* only FSP_FILE_SYSTEM_INTERFACE::Delete can do POSIX semantics; return error if unimplemented */
Result = STATUS_INVALID_PARAMETER;
else if (0 != FileSystem->Interface->SetDelete)
{
Result = FileSystem->Interface->SetDelete(FileSystem,
(PVOID)ValOfFileContext(Request->Req.SetInformation),
@ -1162,6 +1196,7 @@ FSP_API NTSTATUS FspFileSystemOpSetInformation(FSP_FILE_SYSTEM *FileSystem,
}
break;
case 10/*FileRenameInformation*/:
case 65/*FileRenameInformationEx*/:
if (0 != FileSystem->Interface->Rename)
{
if (0 != Request->Req.SetInformation.Info.Rename.AccessToken)