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sys: IRP_MN_NOTIFY_CHANGE_DIRECTORY: implementation and related changes

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This commit is contained in:
Bill Zissimopoulos
2016-03-31 16:30:03 -07:00
parent fdb74e60ee
commit aa81e1ffe5
9 changed files with 308 additions and 33 deletions
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120
src/sys/util.c
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@ -32,6 +32,28 @@ NTSTATUS FspCcMdlWriteComplete(PFILE_OBJECT FileObject, PLARGE_INTEGER FileOffse
NTSTATUS FspQuerySecurityDescriptorInfo(SECURITY_INFORMATION SecurityInformation,
PSECURITY_DESCRIPTOR SecurityDescriptor, PULONG PLength,
PSECURITY_DESCRIPTOR ObjectsSecurityDescriptor);
NTSTATUS FspNotifyInitializeSync(PNOTIFY_SYNC *NotifySync);
NTSTATUS FspNotifyFullChangeDirectory(
PNOTIFY_SYNC NotifySync,
PLIST_ENTRY NotifyList,
PVOID FsContext,
PSTRING FullDirectoryName,
BOOLEAN WatchTree,
BOOLEAN IgnoreBuffer,
ULONG CompletionFilter,
PIRP NotifyIrp,
PCHECK_FOR_TRAVERSE_ACCESS TraverseCallback,
PSECURITY_SUBJECT_CONTEXT SubjectContext);
NTSTATUS FspNotifyFullReportChange(
PNOTIFY_SYNC NotifySync,
PLIST_ENTRY NotifyList,
PSTRING FullTargetName,
USHORT TargetNameOffset,
PSTRING StreamName,
PSTRING NormalizedParentName,
ULONG FilterMatch,
ULONG Action,
PVOID TargetContext);
VOID FspInitializeSynchronousWorkItem(FSP_SYNCHRONOUS_WORK_ITEM *SynchronousWorkItem,
PWORKER_THREAD_ROUTINE Routine, PVOID Context);
VOID FspExecuteSynchronousWorkItem(FSP_SYNCHRONOUS_WORK_ITEM *SynchronousWorkItem);
@ -62,6 +84,9 @@ VOID FspSafeMdlDelete(FSP_SAFE_MDL *SafeMdl);
#pragma alloc_text(PAGE, FspCcPrepareMdlWrite)
#pragma alloc_text(PAGE, FspCcMdlWriteComplete)
#pragma alloc_text(PAGE, FspQuerySecurityDescriptorInfo)
#pragma alloc_text(PAGE, FspNotifyInitializeSync)
#pragma alloc_text(PAGE, FspNotifyFullChangeDirectory)
#pragma alloc_text(PAGE, FspNotifyFullReportChange)
#pragma alloc_text(PAGE, FspInitializeSynchronousWorkItem)
#pragma alloc_text(PAGE, FspExecuteSynchronousWorkItem)
#pragma alloc_text(PAGE, FspExecuteSynchronousWorkItemRoutine)
@ -525,6 +550,101 @@ NTSTATUS FspQuerySecurityDescriptorInfo(SECURITY_INFORMATION SecurityInformation
return STATUS_BUFFER_TOO_SMALL == Result ? STATUS_BUFFER_OVERFLOW : Result;
}
NTSTATUS FspNotifyInitializeSync(PNOTIFY_SYNC *NotifySync)
{
PAGED_CODE();
NTSTATUS Result;
try
{
FsRtlNotifyInitializeSync(NotifySync);
Result = STATUS_SUCCESS;
}
except (EXCEPTION_EXECUTE_HANDLER)
{
Result = GetExceptionCode();
}
return Result;
}
NTSTATUS FspNotifyFullChangeDirectory(
PNOTIFY_SYNC NotifySync,
PLIST_ENTRY NotifyList,
PVOID FsContext,
PSTRING FullDirectoryName,
BOOLEAN WatchTree,
BOOLEAN IgnoreBuffer,
ULONG CompletionFilter,
PIRP NotifyIrp,
PCHECK_FOR_TRAVERSE_ACCESS TraverseCallback,
PSECURITY_SUBJECT_CONTEXT SubjectContext)
{
PAGED_CODE();
NTSTATUS Result;
try
{
FsRtlNotifyFullChangeDirectory(
NotifySync,
NotifyList,
FsContext,
FullDirectoryName,
WatchTree,
IgnoreBuffer,
CompletionFilter,
NotifyIrp,
TraverseCallback,
SubjectContext);
Result = STATUS_SUCCESS;
}
except (EXCEPTION_EXECUTE_HANDLER)
{
Result = GetExceptionCode();
}
return Result;
}
NTSTATUS FspNotifyFullReportChange(
PNOTIFY_SYNC NotifySync,
PLIST_ENTRY NotifyList,
PSTRING FullTargetName,
USHORT TargetNameOffset,
PSTRING StreamName,
PSTRING NormalizedParentName,
ULONG FilterMatch,
ULONG Action,
PVOID TargetContext)
{
PAGED_CODE();
NTSTATUS Result;
try
{
FspNotifyFullReportChange(
NotifySync,
NotifyList,
FullTargetName,
TargetNameOffset,
StreamName,
NormalizedParentName,
FilterMatch,
Action,
TargetContext);
Result = STATUS_SUCCESS;
}
except (EXCEPTION_EXECUTE_HANDLER)
{
Result = GetExceptionCode();
}
return Result;
}
VOID FspInitializeSynchronousWorkItem(FSP_SYNCHRONOUS_WORK_ITEM *SynchronousWorkItem,
PWORKER_THREAD_ROUTINE Routine, PVOID Context)
{