1 files changed, 48 insertions, 0 deletions
diff --git a/src/messages/MKVData.h b/src/messages/MKVData.h
new file mode 100644
index 000000000..f735f79d7
--- /dev/null
+++ b/src/messages/MKVData.h
@@ -0,0 +1,48 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include "msg/Message.h"
+
+class MKVData : public Message {
+public:
+  static constexpr int HEAD_VERSION = 1;
+  static constexpr int COMPAT_VERSION = 1;
+
+  version_t version;
+  std::string prefix;
+  bool incremental = false;
+
+  // use transparent comparator so we can lookup in it by std::string_view keys
+  std::map<std::string,boost::optional<bufferlist>,std::less<>> data;
+
+  MKVData() : Message{MSG_KV_DATA, HEAD_VERSION, COMPAT_VERSION} { }
+
+  std::string_view get_type_name() const override {
+    return "kv_data";
+  }
+  void print(std::ostream& o) const override {
+    o << "kv_data(v" << version
+      << " prefix " << prefix << ", "
+      << (incremental ? "incremental, " : "full, ")
+      << data.size() << " keys" << ")";
+  }
+
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    decode(version, p);
+    decode(prefix, p);
+    decode(incremental, p);
+    decode(data, p);
+  }
+
+  void encode_payload(uint64_t) override {
+    using ceph::encode;
+    encode(version, payload);
+    encode(prefix, payload);
+    encode(incremental, payload);
+    encode(data, payload);
+  }
+};