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Kernel: Handle O_DIRECTORY in VFS::open() instead of in each syscall

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Just taking care of some FIXMEs.
This commit is contained in:
Andreas Kling 2020-01-03 02:23:11 +01:00
parent 05653a9189
commit 15f3abc849
Notes: sideshowbarker 2024-07-19 10:24:29 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/15f3abc8490
2 changed files with 3 additions and 4 deletions
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3
Kernel/FileSystem/VirtualFileSystem.cpp
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@ -205,6 +205,9 @@ KResultOr<NonnullRefPtr<FileDescription>> VFS::open(StringView path, int options
auto& inode = custody.inode(); auto& inode = custody.inode();
auto metadata = inode.metadata(); auto metadata = inode.metadata();
if ((options & O_DIRECTORY) && !metadata.is_directory())
return KResult(-ENOTDIR);
bool should_truncate_file = false; bool should_truncate_file = false;
// NOTE: Read permission is a bit weird, since O_RDONLY == 0, // NOTE: Read permission is a bit weird, since O_RDONLY == 0,

4
Kernel/Process.cpp
View File

@ -1589,8 +1589,6 @@ int Process::sys$open(const Syscall::SC_open_params* params)
if (result.is_error()) if (result.is_error())
return result.error(); return result.error();
auto description = result.value(); auto description = result.value();
if (options & O_DIRECTORY && !description->is_directory())
return -ENOTDIR; // FIXME: This should be handled by VFS::open.
description->set_file_flags(options); description->set_file_flags(options);
u32 fd_flags = (options & O_CLOEXEC) ? FD_CLOEXEC : 0; u32 fd_flags = (options & O_CLOEXEC) ? FD_CLOEXEC : 0;
m_fds[fd].set(move(description), fd_flags); m_fds[fd].set(move(description), fd_flags);
@ -1629,8 +1627,6 @@ int Process::sys$openat(const Syscall::SC_openat_params* params)
if (result.is_error()) if (result.is_error())
return result.error(); return result.error();
auto description = result.value(); auto description = result.value();
if (options & O_DIRECTORY && !description->is_directory())
return -ENOTDIR; // FIXME: This should be handled by VFS::open.
description->set_file_flags(options); description->set_file_flags(options);
u32 fd_flags = (options & O_CLOEXEC) ? FD_CLOEXEC : 0; u32 fd_flags = (options & O_CLOEXEC) ? FD_CLOEXEC : 0;
m_fds[fd].set(move(description), fd_flags); m_fds[fd].set(move(description), fd_flags);