ladybird/Kernel/API/InodeWatcherEvent.h
Andrew Kaster ddea37b521 Kernel+LibC: Move name length constants to Kernel/API from limits.h
Reduce inclusion of limits.h as much as possible at the same time.

This does mean that kmalloc.h is now including Kernel/API/POSIX/limits.h
instead of LibC/limits.h, but the scope could be limited a lot more.
Basically every file in the kernel includes kmalloc.h, and needs the
limits.h include for PAGE_SIZE.
2023-01-21 10:43:59 -07:00

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/*
* 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 <Kernel/API/POSIX/sys/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;