sapling/eden/fs/utils/BufVec.h
Xavier Deguillard 7b2c803904 fuse: move BufVec.h to utils/
Summary:
This is not per-se fuse related, thus move it to a common location and remove
the duplicated define in FileInode.h

Reviewed By: chadaustin

Differential Revision: D23465192

fbshipit-source-id: 5fa7709f127c2d3372ee5ea3aeb89e793ea5b9f7
2020-09-02 12:15:48 -07:00

28 lines
760 B
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This software may be used and distributed according to the terms of the
* GNU General Public License version 2.
*/
#pragma once
#include <folly/io/IOBuf.h>
namespace facebook {
namespace eden {
/**
* Represents data that may come from a buffer or a file descriptor.
*
* EdenFS does not currently support splicing between the FUSE device
* pipe and the backing files in the overlay, but there's an opportunity
* to improve performance on large files by enabling FUSE_CAP_SPLICE_READ or
* FUSE_CAP_SPLICE_WRITE.
*
* So pretend we have a type that corresponds roughly to libfuse's fuse_bufvec.
*/
using BufVec = std::unique_ptr<folly::IOBuf>;
} // namespace eden
} // namespace facebook