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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef CEPH_LIBRBD_MIGRATION_STREAM_INTERFACE_H
#define CEPH_LIBRBD_MIGRATION_STREAM_INTERFACE_H
#include "include/buffer_fwd.h"
#include "include/int_types.h"
#include "librbd/io/Types.h"
struct Context;
namespace librbd {
namespace migration {
struct StreamInterface {
virtual ~StreamInterface() {
}
virtual void open(Context* on_finish) = 0;
virtual void close(Context* on_finish) = 0;
virtual void get_size(uint64_t* size, Context* on_finish) = 0;
virtual void read(io::Extents&& byte_extents, bufferlist* data,
Context* on_finish) = 0;
};
} // namespace migration
} // namespace librbd
#endif // CEPH_LIBRBD_MIGRATION_STREAM_INTERFACE_H
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