From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/messages/MWatchNotify.h | 98 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/messages/MWatchNotify.h

(limited to 'src/messages/MWatchNotify.h')

diff --git a/src/messages/MWatchNotify.h b/src/messages/MWatchNotify.h
new file mode 100644
index 000000000..971c860c7
--- /dev/null
+++ b/src/messages/MWatchNotify.h
@@ -0,0 +1,98 @@
+// -*- 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_MWATCHNOTIFY_H
+#define CEPH_MWATCHNOTIFY_H
+
+#include "msg/Message.h"
+
+
+class MWatchNotify final : public Message {
+private:
+  static constexpr int HEAD_VERSION = 3;
+  static constexpr int COMPAT_VERSION = 1;
+
+ public:
+  uint64_t cookie;     ///< client unique id for this watch or notify
+  uint64_t ver;        ///< unused
+  uint64_t notify_id;  ///< osd unique id for a notify notification
+  uint8_t opcode;      ///< CEPH_WATCH_EVENT_*
+  ceph::buffer::list bl;       ///< notify payload (osd->client)
+  errorcode32_t return_code; ///< notify result (osd->client)
+  uint64_t notifier_gid; ///< who sent the notify
+
+  MWatchNotify()
+    : Message{CEPH_MSG_WATCH_NOTIFY, HEAD_VERSION, COMPAT_VERSION} { }
+  MWatchNotify(uint64_t c, uint64_t v, uint64_t i, uint8_t o, ceph::buffer::list b, uint64_t n=0)
+    : Message{CEPH_MSG_WATCH_NOTIFY, HEAD_VERSION, COMPAT_VERSION},
+      cookie(c),
+      ver(v),
+      notify_id(i),
+      opcode(o),
+      bl(b),
+      return_code(0),
+      notifier_gid(n) { }
+private:
+  ~MWatchNotify() final {}
+
+public:
+  void decode_payload() override {
+    using ceph::decode;
+    uint8_t msg_ver;
+    auto p = payload.cbegin();
+    decode(msg_ver, p);
+    decode(opcode, p);
+    decode(cookie, p);
+    decode(ver, p);
+    decode(notify_id, p);
+    if (msg_ver >= 1)
+      decode(bl, p);
+    if (header.version >= 2)
+      decode(return_code, p);
+    else
+      return_code = 0;
+    if (header.version >= 3)
+      decode(notifier_gid, p);
+    else
+      notifier_gid = 0;
+  }
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    uint8_t msg_ver = 1;
+    encode(msg_ver, payload);
+    encode(opcode, payload);
+    encode(cookie, payload);
+    encode(ver, payload);
+    encode(notify_id, payload);
+    encode(bl, payload);
+    encode(return_code, payload);
+    encode(notifier_gid, payload);
+  }
+
+  std::string_view get_type_name() const override { return "watch-notify"; }
+  void print(std::ostream& out) const override {
+    out << "watch-notify("
+	<< ceph_watch_event_name(opcode) << " (" << (int)opcode << ")"
+	<< " cookie " << cookie
+	<< " notify " << notify_id
+	<< " ret " << return_code
+	<< ")";
+  }
+private:
+  template<class T, typename... Args>
+  friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+};
+
+#endif
-- 
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