ladybird/Kernel/API/InodeWatcherEvent.h
2022-04-01 21:24:45 +01:00

37 lines
841 B
C++

/*
* Copyright (c) 2020-2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/EnumBits.h>
#include <AK/Types.h>
#ifdef KERNEL
# include <LibC/limits.h>
#else
# include <limits.h>
#endif
struct [[gnu::packed]] InodeWatcherEvent {
enum class Type : u32 {
Invalid = 0,
MetadataModified = 1 << 0,
ContentModified = 1 << 1,
Deleted = 1 << 2,
ChildCreated = 1 << 3,
ChildDeleted = 1 << 4,
};
int watch_descriptor { 0 };
Type type { Type::Invalid };
size_t name_length { 0 };
// This is a VLA which is written during the read() from the descriptor.
char const name[];
};
AK_ENUM_BITWISE_OPERATORS(InodeWatcherEvent::Type);
constexpr unsigned MAXIMUM_EVENT_SIZE = sizeof(InodeWatcherEvent) + NAME_MAX + 1;