ladybird/Kernel/Syscalls/get_dir_entries.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

27 lines
708 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<ssize_t> Process::sys$get_dir_entries(int fd, Userspace<void*> user_buffer, ssize_t user_size)
{
REQUIRE_PROMISE(stdio);
if (user_size < 0)
return EINVAL;
auto description = file_description(fd);
if (!description)
return EBADF;
auto buffer = UserOrKernelBuffer::for_user_buffer(user_buffer, static_cast<size_t>(user_size));
if (!buffer.has_value())
return EFAULT;
return description->get_dir_entries(buffer.value(), user_size);
}
}