ladybird/Kernel/Syscalls/uname.cpp
2021-08-07 11:48:00 +02:00

36 lines
753 B
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Process.h>
namespace Kernel {
KResultOr<FlatPtr> Process::sys$uname(Userspace<utsname*> user_buf)
{
VERIFY_NO_PROCESS_BIG_LOCK(this)
REQUIRE_PROMISE(stdio);
utsname buf {};
memcpy(buf.sysname, "SerenityOS", 11);
memcpy(buf.release, "1.0-dev", 8);
memcpy(buf.version, "FIXME", 6);
#if ARCH(I386)
memcpy(buf.machine, "i686", 5);
#else
memcpy(buf.machine, "x86_64", 7);
#endif
hostname().with_shared([&](const auto& name) {
memcpy(buf.nodename, name.characters(), name.length() + 1);
});
if (!copy_to_user(user_buf, &buf))
return EFAULT;
return 0;
}
}