+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-
-#include "rbd_backend.h"
-#include <boost/tuple/tuple.hpp>
-
-typedef boost::tuple<Context*, Context*> arg_type;
-
-void on_complete(void *completion, void *_arg) {
- arg_type *arg = static_cast<arg_type*>(_arg);
- librbd::RBD::AioCompletion *comp =
- static_cast<librbd::RBD::AioCompletion *>(completion);
- ssize_t r = comp->get_return_value();
- assert(r >= 0);
- arg->get<0>()->complete(0);
- if (arg->get<1>())
- arg->get<1>()->complete(0);
- comp->release();
- delete arg;
-}
-
-void RBDBackend::write(
- const string &oid,
- uint64_t offset,
- const bufferlist &bl,
- Context *on_write_applied,
- Context *on_commit)
-{
- bufferlist &bl_non_const = const_cast<bufferlist&>(bl);
- ceph::shared_ptr<librbd::Image> image = (*m_images)[oid];
- void *arg = static_cast<void *>(new arg_type(on_commit, on_write_applied));
- librbd::RBD::AioCompletion *completion =
- new librbd::RBD::AioCompletion(arg, on_complete);
- int r = image->aio_write(offset, (size_t) bl_non_const.length(),
- bl_non_const, completion);
- assert(r >= 0);
-}
-
-void RBDBackend::read(
- const string &oid,
- uint64_t offset,
- uint64_t length,
- bufferlist *bl,
- Context *on_read_complete)
-{
- ceph::shared_ptr<librbd::Image> image = (*m_images)[oid];
- void *arg = static_cast<void *>(new arg_type(on_read_complete, NULL));
- librbd::RBD::AioCompletion *completion =
- new librbd::RBD::AioCompletion(arg, on_complete);
- int r = image->aio_read(offset, (size_t) length, *bl, completion);
- assert(r >= 0);
-}