mirror of
https://github.com/SerenityOS/serenity
synced 2024-09-19 16:01:40 +00:00
27 lines
803 B
C++
27 lines
803 B
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <AK/StringView.h>
|
|
#include <Kernel/FileSystem/VirtualFileSystem.h>
|
|
#include <Kernel/Process.h>
|
|
|
|
namespace Kernel {
|
|
|
|
ErrorOr<FlatPtr> Process::sys$mknod(Userspace<Syscall::SC_mknod_params const*> user_params)
|
|
{
|
|
VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this)
|
|
TRY(require_promise(Pledge::dpath));
|
|
auto params = TRY(copy_typed_from_user(user_params));
|
|
|
|
if (!is_superuser() && !is_regular_file(params.mode) && !is_fifo(params.mode) && !is_socket(params.mode))
|
|
return EPERM;
|
|
auto path = TRY(get_syscall_path_argument(params.path));
|
|
TRY(VirtualFileSystem::the().mknod(path->view(), params.mode & ~umask(), params.dev, current_directory()));
|
|
return 0;
|
|
}
|
|
|
|
}
|