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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
commite6918187568dbd01842d8d1d2c808ce16a894239 (patch)
tree64f88b554b444a49f656b6c656111a145cbbaa28 /src/journal/Entry.h
parentInitial commit. (diff)
downloadceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz
ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/journal/Entry.h')
-rw-r--r--src/journal/Entry.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/src/journal/Entry.h b/src/journal/Entry.h
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+++ b/src/journal/Entry.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_JOURNAL_ENTRY_H
+#define CEPH_JOURNAL_ENTRY_H
+
+#include "include/int_types.h"
+#include "include/buffer.h"
+#include "include/encoding.h"
+#include <iosfwd>
+#include <string>
+
+namespace ceph {
+class Formatter;
+}
+
+namespace journal {
+
+class Entry {
+public:
+ Entry() : m_tag_tid(0), m_entry_tid() {}
+ Entry(uint64_t tag_tid, uint64_t entry_tid, const bufferlist &data)
+ : m_tag_tid(tag_tid), m_entry_tid(entry_tid), m_data(data)
+ {
+ }
+
+ static uint32_t get_fixed_size();
+
+ inline uint64_t get_tag_tid() const {
+ return m_tag_tid;
+ }
+ inline uint64_t get_entry_tid() const {
+ return m_entry_tid;
+ }
+ inline const bufferlist &get_data() const {
+ return m_data;
+ }
+
+ void encode(bufferlist &bl) const;
+ void decode(bufferlist::const_iterator &iter);
+ void dump(ceph::Formatter *f) const;
+
+ bool operator==(const Entry& rhs) const;
+
+ static bool is_readable(bufferlist::const_iterator iter, uint32_t *bytes_needed);
+ static void generate_test_instances(std::list<Entry *> &o);
+
+private:
+ static const uint64_t preamble = 0x3141592653589793;
+
+ uint64_t m_tag_tid;
+ uint64_t m_entry_tid;
+ bufferlist m_data;
+};
+
+std::ostream &operator<<(std::ostream &os, const Entry &entry);
+WRITE_CLASS_ENCODER(journal::Entry)
+
+} // namespace journal
+
+
+#endif // CEPH_JOURNAL_ENTRY_H