initial code repo

[stor4nfv.git] / src / ceph / src / mds / SnapClient.h

diff --git a/src/ceph/src/mds/SnapClient.h b/src/ceph/src/mds/SnapClient.h
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+++ b/src/ceph/src/mds/SnapClient.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software 
+ * Foundation.  See file COPYING.
+ * 
+ */
+
+#ifndef CEPH_SNAPCLIENT_H
+#define CEPH_SNAPCLIENT_H
+
+#include "MDSTableClient.h"
+#include "snap.h"
+
+class MDSInternalContextBase;
+class MDSRank;
+class LogSegment;
+
+class SnapClient : public MDSTableClient {
+public:
+  explicit SnapClient(MDSRank *m) : MDSTableClient(m, TABLE_SNAP) {}
+
+  void resend_queries() override {}
+  void handle_query_result(MMDSTableRequest *m) override {}
+
+  void prepare_create(inodeno_t dirino, const string& name, utime_t stamp,
+                     version_t *pstid, bufferlist *pbl, MDSInternalContextBase *onfinish) {
+    bufferlist bl;
+    __u32 op = TABLE_OP_CREATE;
+    ::encode(op, bl);
+    ::encode(dirino, bl);
+    ::encode(name, bl);
+    ::encode(stamp, bl);
+    _prepare(bl, pstid, pbl, onfinish);
+  }
+
+  void prepare_create_realm(inodeno_t ino, version_t *pstid, bufferlist *pbl, MDSInternalContextBase *onfinish) {
+    bufferlist bl;
+    __u32 op = TABLE_OP_CREATE;
+    ::encode(op, bl);
+    ::encode(ino, bl);
+    _prepare(bl, pstid, pbl, onfinish);
+  }
+
+  void prepare_destroy(inodeno_t ino, snapid_t snapid, version_t *pstid, bufferlist *pbl, MDSInternalContextBase *onfinish) {
+    bufferlist bl;
+    __u32 op = TABLE_OP_DESTROY;
+    ::encode(op, bl);
+    ::encode(ino, bl);
+    ::encode(snapid, bl);
+    _prepare(bl, pstid, pbl, onfinish);
+  }
+
+  void prepare_update(inodeno_t ino, snapid_t snapid, const string& name, utime_t stamp,
+                     version_t *pstid, bufferlist *pbl, MDSInternalContextBase *onfinish) {
+    bufferlist bl;
+    __u32 op = TABLE_OP_UPDATE;
+    ::encode(op, bl);
+    ::encode(ino, bl);
+    ::encode(snapid, bl);
+    ::encode(name, bl);
+    ::encode(stamp, bl);
+    _prepare(bl, pstid, pbl, onfinish);
+  }
+};
+
+#endif