Bananymous/banan-os
1
1
Fork 1
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Kernel/LibC: Implement fsync

Browse Source
This commit is contained in:
Bananymous
2024-12-02 03:42:49 +02:00
parent cccb4e6d5e
commit 747c3b2a4b
21 changed files with 140 additions and 35 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
kernel/include/kernel/FS/Ext2/FileSystem.h
View File

@@ -67,6 +67,7 @@ namespace Kernel
BAN::ErrorOr<void> read_block(uint32_t, BlockBufferWrapper&);
BAN::ErrorOr<void> write_block(uint32_t, const BlockBufferWrapper&);
BAN::ErrorOr<void> sync_superblock();
BAN::ErrorOr<void> sync_block(uint32_t block);
BlockBufferWrapper get_block_buffer();

1
kernel/include/kernel/FS/Ext2/Inode.h
View File

@@ -42,6 +42,7 @@ 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> fsync_impl() override;
virtual bool can_read_impl() const override { return true; }
virtual bool can_write_impl() const override { return true; }

1
kernel/include/kernel/FS/FAT/Inode.h
View File

@@ -42,6 +42,7 @@ 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> fsync_impl() override { return {}; }
virtual bool can_read_impl() const override { return true; }
virtual bool can_write_impl() const override { return true; }

2
kernel/include/kernel/FS/Inode.h
View File

@@ -111,6 +111,7 @@ 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> fsync();
// Select/Non blocking API
bool can_read() const;
@@ -145,6 +146,7 @@ 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> fsync_impl() = 0;
// Select/Non blocking API
virtual bool can_read_impl() const = 0;

1
kernel/include/kernel/FS/Pipe.h
View File

@@ -33,6 +33,7 @@ namespace Kernel
protected:
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> fsync_impl() final override { return {}; }
virtual bool can_read_impl() const override { return m_buffer_size > 0; }
virtual bool can_write_impl() const override { return true; }

1
kernel/include/kernel/FS/Socket.h
View File

@@ -51,6 +51,7 @@ namespace Kernel
BAN::ErrorOr<size_t> read_impl(off_t, BAN::ByteSpan buffer) override { return recvfrom_impl(buffer, nullptr, nullptr); }
BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan buffer) override { return sendto_impl(buffer, nullptr, 0); }
BAN::ErrorOr<void> fsync_impl() final override { return {}; }
private:
const Info m_info;

2
kernel/include/kernel/FS/TmpFS/Inode.h
View File

@@ -45,6 +45,8 @@ namespace Kernel
protected:
TmpInode(TmpFileSystem&, ino_t, const TmpInodeInfo&);
virtual BAN::ErrorOr<void> fsync_impl() override { return {}; }
void sync();
void free_all_blocks();
virtual BAN::ErrorOr<void> prepare_unlink() { return {}; };