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Code Issues Projects Releases Packages Wiki Activity Actions 10

Kernel: Use AK::Time for InodeMetadata timestamps instead of time_t

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Before this change, we were truncating the nanosecond part of file
timestamps in many different places.
This commit is contained in:
Andreas Kling 2022-11-22 21:01:45 +01:00
parent f8290e1ad4
commit 10fa72d451
Notes: sideshowbarker 2024-07-17 04:10:17 +09:00
23 changed files with 56 additions and 58 deletions
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22
Kernel/FileSystem/Ext2FS/Inode.cpp
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@ -477,10 +477,10 @@ InodeMetadata Ext2FSInode::metadata() const
metadata.uid = m_raw_inode.i_uid;
metadata.gid = m_raw_inode.i_gid;
metadata.link_count = m_raw_inode.i_links_count;
metadata.atime = m_raw_inode.i_atime;
metadata.ctime = m_raw_inode.i_ctime;
metadata.mtime = m_raw_inode.i_mtime;
metadata.dtime = m_raw_inode.i_dtime;
metadata.atime = Time::from_timespec({ m_raw_inode.i_atime, 0 });
metadata.ctime = Time::from_timespec({ m_raw_inode.i_ctime, 0 });
metadata.mtime = Time::from_timespec({ m_raw_inode.i_mtime, 0 });
metadata.dtime = Time::from_timespec({ m_raw_inode.i_dtime, 0 });
metadata.block_size = fs().block_size();
metadata.block_count = m_raw_inode.i_blocks;
@ -930,23 +930,23 @@ ErrorOr<NonnullLockRefPtr<Inode>> Ext2FSInode::lookup(StringView name)
return fs().get_inode({ fsid(), inode_index });
}
ErrorOr<void> Ext2FSInode::update_timestamps(Optional<time_t> atime, Optional<time_t> ctime, Optional<time_t> mtime)
ErrorOr<void> Ext2FSInode::update_timestamps(Optional<Time> atime, Optional<Time> ctime, Optional<Time> mtime)
{
MutexLocker locker(m_inode_lock);
if (fs().is_readonly())
return EROFS;
if (atime.value_or(0) > INT32_MAX)
if (atime.value_or({}).to_timespec().tv_sec > INT32_MAX)
return EINVAL;
if (ctime.value_or(0) > INT32_MAX)
if (ctime.value_or({}).to_timespec().tv_sec > INT32_MAX)
return EINVAL;
if (mtime.value_or(0) > INT32_MAX)
if (mtime.value_or({}).to_timespec().tv_sec > INT32_MAX)
return EINVAL;
if (atime.has_value())
m_raw_inode.i_atime = atime.value();
m_raw_inode.i_atime = atime.value().to_timespec().tv_sec;
if (ctime.has_value())
m_raw_inode.i_ctime = ctime.value();
m_raw_inode.i_ctime = ctime.value().to_timespec().tv_sec;
if (mtime.has_value())
m_raw_inode.i_mtime = mtime.value();
m_raw_inode.i_mtime = mtime.value().to_timespec().tv_sec;
set_metadata_dirty(true);
return {};
}