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/tools/rbd_mirror/image_map/Types.cc | 138 ++++++++++++++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 src/tools/rbd_mirror/image_map/Types.cc

(limited to 'src/tools/rbd_mirror/image_map/Types.cc')

diff --git a/src/tools/rbd_mirror/image_map/Types.cc b/src/tools/rbd_mirror/image_map/Types.cc
new file mode 100644
index 000000000..47de9c3cf
--- /dev/null
+++ b/src/tools/rbd_mirror/image_map/Types.cc
@@ -0,0 +1,138 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "Types.h"
+#include "include/ceph_assert.h"
+#include "include/stringify.h"
+#include "common/Formatter.h"
+#include <iostream>
+
+namespace rbd {
+namespace mirror {
+namespace image_map {
+
+const std::string UNMAPPED_INSTANCE_ID("");
+
+namespace {
+
+template <typename E>
+class GetTypeVisitor : public boost::static_visitor<E> {
+public:
+  template <typename T>
+  inline E operator()(const T&) const {
+    return T::TYPE;
+  }
+};
+
+class EncodeVisitor : public boost::static_visitor<void> {
+public:
+  explicit EncodeVisitor(bufferlist &bl) : m_bl(bl) {
+  }
+
+  template <typename T>
+  inline void operator()(const T& t) const {
+    using ceph::encode;
+    encode(static_cast<uint32_t>(T::TYPE), m_bl);
+    t.encode(m_bl);
+  }
+private:
+  bufferlist &m_bl;
+};
+
+class DecodeVisitor : public boost::static_visitor<void> {
+public:
+  DecodeVisitor(__u8 version, bufferlist::const_iterator &iter)
+    : m_version(version), m_iter(iter) {
+  }
+
+  template <typename T>
+  inline void operator()(T& t) const {
+    t.decode(m_version, m_iter);
+  }
+private:
+  __u8 m_version;
+  bufferlist::const_iterator &m_iter;
+};
+
+class DumpVisitor : public boost::static_visitor<void> {
+public:
+  explicit DumpVisitor(Formatter *formatter, const std::string &key)
+    : m_formatter(formatter), m_key(key) {}
+
+  template <typename T>
+  inline void operator()(const T& t) const {
+    auto type = T::TYPE;
+    m_formatter->dump_string(m_key.c_str(), stringify(type));
+    t.dump(m_formatter);
+  }
+private:
+  ceph::Formatter *m_formatter;
+  std::string m_key;
+};
+
+} // anonymous namespace
+
+PolicyMetaType PolicyData::get_policy_meta_type() const {
+  return boost::apply_visitor(GetTypeVisitor<PolicyMetaType>(), policy_meta);
+}
+
+void PolicyData::encode(bufferlist& bl) const {
+  ENCODE_START(1, 1, bl);
+  boost::apply_visitor(EncodeVisitor(bl), policy_meta);
+  ENCODE_FINISH(bl);
+}
+
+void PolicyData::decode(bufferlist::const_iterator& it) {
+  DECODE_START(1, it);
+
+  uint32_t policy_meta_type;
+  decode(policy_meta_type, it);
+
+  switch (policy_meta_type) {
+  case POLICY_META_TYPE_NONE:
+    policy_meta = PolicyMetaNone();
+    break;
+  default:
+    policy_meta = PolicyMetaUnknown();
+    break;
+  }
+
+  boost::apply_visitor(DecodeVisitor(struct_v, it), policy_meta);
+  DECODE_FINISH(it);
+}
+
+void PolicyData::dump(Formatter *f) const {
+  boost::apply_visitor(DumpVisitor(f, "policy_meta_type"), policy_meta);
+}
+
+void PolicyData::generate_test_instances(std::list<PolicyData *> &o) {
+  o.push_back(new PolicyData(PolicyMetaNone()));
+}
+
+std::ostream &operator<<(std::ostream &os, const ActionType& action_type) {
+  switch (action_type) {
+  case ACTION_TYPE_NONE:
+    os << "NONE";
+    break;
+  case ACTION_TYPE_MAP_UPDATE:
+    os << "MAP_UPDATE";
+    break;
+  case ACTION_TYPE_MAP_REMOVE:
+    os << "MAP_REMOVE";
+    break;
+  case ACTION_TYPE_ACQUIRE:
+    os << "ACQUIRE";
+    break;
+  case ACTION_TYPE_RELEASE:
+    os << "RELEASE";
+    break;
+  default:
+    os << "UNKNOWN (" << static_cast<uint32_t>(action_type) << ")";
+    break;
+  }
+  return os;
+}
+
+} // namespace image_map
+} // namespace mirror
+} // namespace rbd
-- 
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