1 files changed, 75 insertions, 0 deletions
diff --git a/src/messages/MDentryLink.h b/src/messages/MDentryLink.h
new file mode 100644
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--- /dev/null
+++ b/src/messages/MDentryLink.h
@@ -0,0 +1,75 @@
+// -*- 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_MDENTRYLINK_H
+#define CEPH_MDENTRYLINK_H
+
+#include <string_view>
+
+#include "msg/Message.h"
+
+class MDentryLink : public MessageInstance<MDentryLink> {
+public:
+  friend factory;
+private:
+  dirfrag_t subtree;
+  dirfrag_t dirfrag;
+  string dn;
+  bool is_primary = false;
+
+ public:
+  dirfrag_t get_subtree() const { return subtree; }
+  dirfrag_t get_dirfrag() const { return dirfrag; }
+  const string& get_dn() const { return dn; }
+  bool get_is_primary() const { return is_primary; }
+
+  bufferlist bl;
+
+protected:
+  MDentryLink() :
+    MessageInstance(MSG_MDS_DENTRYLINK) { }
+  MDentryLink(dirfrag_t r, dirfrag_t df, std::string_view n, bool p) :
+    MessageInstance(MSG_MDS_DENTRYLINK),
+    subtree(r),
+    dirfrag(df),
+    dn(n),
+    is_primary(p) {}
+  ~MDentryLink() override {}
+
+public:
+  std::string_view get_type_name() const override { return "dentry_link";}
+  void print(ostream& o) const override {
+    o << "dentry_link(" << dirfrag << " " << dn << ")";
+  }
+  
+  void decode_payload() override {
+    auto p = payload.cbegin();
+    decode(subtree, p);
+    decode(dirfrag, p);
+    decode(dn, p);
+    decode(is_primary, p);
+    decode(bl, p);
+  }
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    encode(subtree, payload);
+    encode(dirfrag, payload);
+    encode(dn, payload);
+    encode(is_primary, payload);
+    encode(bl, payload);
+  }
+};
+
+#endif