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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_OSDC_WRITEBACKHANDLER_H
#define CEPH_OSDC_WRITEBACKHANDLER_H
#include "include/Context.h"
#include "include/types.h"
#include "osd/osd_types.h"
class WritebackHandler {
public:
WritebackHandler() {}
virtual ~WritebackHandler() {}
virtual tid_t read(const object_t& oid, const object_locator_t& oloc,
uint64_t off, uint64_t len, snapid_t snapid,
bufferlist *pbl, uint64_t trunc_size, __u32 trunc_seq,
Context *onfinish) = 0;
virtual tid_t write(const object_t& oid, const object_locator_t& oloc,
uint64_t off, uint64_t len, const SnapContext& snapc,
const bufferlist &bl, utime_t mtime, uint64_t trunc_size,
__u32 trunc_seq, Context *oncommit) = 0;
virtual tid_t lock(const object_t& oid, const object_locator_t& oloc, int op,
int flags, Context *onack, Context *oncommit) {
assert(0 == "this WritebackHandler does not support the lock operation");
}
};
#endif
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