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Kernel/LibC: Implement utime* family functions

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This patch adds *working*
 - utime
 - utimes
 - utimensat
 - futimens
This commit is contained in:
Bananymous
2025-05-29 05:01:26 +03:00
parent 8392472bac
commit 1bd454b8fd
13 changed files with 150 additions and 20 deletions
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1
kernel/include/kernel/FS/Ext2/Inode.h
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@@ -46,6 +46,7 @@ namespace Kernel
virtual BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override;
virtual BAN::ErrorOr<void> truncate_impl(size_t) override;
virtual BAN::ErrorOr<void> chmod_impl(mode_t) override;
virtual BAN::ErrorOr<void> utimens_impl(const timespec[2]) override;
virtual BAN::ErrorOr<void> fsync_impl() override;
virtual bool can_read_impl() const override { return true; }

1
kernel/include/kernel/FS/FAT/Inode.h
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@@ -44,6 +44,7 @@ namespace Kernel
//virtual BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override;
//virtual BAN::ErrorOr<void> truncate_impl(size_t) override;
//virtual BAN::ErrorOr<void> chmod_impl(mode_t) override;
//virtual BAN::ErrorOr<void> utimens_impl(const timespec[2]) override;
virtual BAN::ErrorOr<void> fsync_impl() override { return {}; }
virtual bool can_read_impl() const override { return true; }

2
kernel/include/kernel/FS/Inode.h
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@@ -119,6 +119,7 @@ namespace Kernel
BAN::ErrorOr<void> truncate(size_t);
BAN::ErrorOr<void> chmod(mode_t);
BAN::ErrorOr<void> chown(uid_t, gid_t);
BAN::ErrorOr<void> utimens(const timespec[2]);
BAN::ErrorOr<void> fsync();
// Select/Non blocking API
@@ -165,6 +166,7 @@ namespace Kernel
virtual BAN::ErrorOr<void> truncate_impl(size_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> chmod_impl(mode_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> chown_impl(uid_t, gid_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> utimens_impl(const timespec[2]) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> fsync_impl() = 0;
// Select/Non blocking API

4
kernel/include/kernel/FS/TmpFS/Inode.h
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@@ -47,6 +47,8 @@ namespace Kernel
protected:
TmpInode(TmpFileSystem&, ino_t, const TmpInodeInfo&);
virtual BAN::ErrorOr<void> chmod_impl(mode_t) override;
virtual BAN::ErrorOr<void> utimens_impl(const timespec[2]) override;
virtual BAN::ErrorOr<void> fsync_impl() override { return {}; }
void sync();
@@ -75,7 +77,6 @@ namespace Kernel
virtual BAN::ErrorOr<size_t> read_impl(off_t, BAN::ByteSpan) override;
virtual BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override;
virtual BAN::ErrorOr<void> truncate_impl(size_t) override;
virtual BAN::ErrorOr<void> chmod_impl(mode_t) override;
virtual bool can_read_impl() const override { return true; }
virtual bool can_write_impl() const override { return true; }
@@ -98,7 +99,6 @@ namespace Kernel
virtual BAN::ErrorOr<size_t> read_impl(off_t, BAN::ByteSpan) override { return BAN::Error::from_errno(ENODEV); }
virtual BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override { return BAN::Error::from_errno(ENODEV); }
virtual BAN::ErrorOr<void> truncate_impl(size_t) override { return BAN::Error::from_errno(ENODEV); }
virtual BAN::ErrorOr<void> chmod_impl(mode_t) override;
virtual bool can_read_impl() const override { return false; }
virtual bool can_write_impl() const override { return false; }

1
kernel/include/kernel/Process.h
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@@ -116,6 +116,7 @@ namespace Kernel
BAN::ErrorOr<long> sys_fchmodat(int fd, const char* path, mode_t mode, int flag);
BAN::ErrorOr<long> sys_fchownat(int fd, const char* path, uid_t uid, gid_t gid, int flag);
BAN::ErrorOr<long> sys_utimensat(int fd, const char* path, const struct timespec times[2], int flag);
BAN::ErrorOr<long> sys_socket(int domain, int type, int protocol);
BAN::ErrorOr<long> sys_socketpair(int domain, int type, int protocol, int socket_vector[2]);