serenity/Kernel/Syscalls/chown.cpp
Brian Gianforcaro 1682f0b760 Everything: Move to SPDX license identifiers in all files.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.

See: https://spdx.dev/resources/use/#identifiers

This was done with the `ambr` search and replace tool.

 ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
2021-04-22 11:22:27 +02:00

34 lines
871 B
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/FileSystem/FileDescription.h>
#include <Kernel/Process.h>
namespace Kernel {
KResultOr<int> Process::sys$fchown(int fd, uid_t uid, gid_t gid)
{
REQUIRE_PROMISE(chown);
auto description = file_description(fd);
if (!description)
return EBADF;
return description->chown(uid, gid);
}
KResultOr<int> Process::sys$chown(Userspace<const Syscall::SC_chown_params*> user_params)
{
REQUIRE_PROMISE(chown);
Syscall::SC_chown_params params;
if (!copy_from_user(&params, user_params))
return EFAULT;
auto path = get_syscall_path_argument(params.path);
if (path.is_error())
return path.error();
return VFS::the().chown(path.value(), params.uid, params.gid, current_directory());
}
}