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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:15:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:15:05 +0000
commit46651ce6fe013220ed397add242004d764fc0153 (patch)
tree6e5299f990f88e60174a1d3ae6e48eedd2688b2b /src/include/replication/message.h
parentInitial commit. (diff)
downloadpostgresql-14-46651ce6fe013220ed397add242004d764fc0153.tar.xz
postgresql-14-46651ce6fe013220ed397add242004d764fc0153.zip
Adding upstream version 14.5.upstream/14.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/include/replication/message.h')
-rw-r--r--src/include/replication/message.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/include/replication/message.h b/src/include/replication/message.h
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+/*-------------------------------------------------------------------------
+ * message.h
+ * Exports from replication/logical/message.c
+ *
+ * Copyright (c) 2013-2021, PostgreSQL Global Development Group
+ *
+ * src/include/replication/message.h
+ *-------------------------------------------------------------------------
+ */
+#ifndef PG_LOGICAL_MESSAGE_H
+#define PG_LOGICAL_MESSAGE_H
+
+#include "access/xlog.h"
+#include "access/xlogdefs.h"
+#include "access/xlogreader.h"
+
+/*
+ * Generic logical decoding message wal record.
+ */
+typedef struct xl_logical_message
+{
+ Oid dbId; /* database Oid emitted from */
+ bool transactional; /* is message transactional? */
+ Size prefix_size; /* length of prefix */
+ Size message_size; /* size of the message */
+ /* payload, including null-terminated prefix of length prefix_size */
+ char message[FLEXIBLE_ARRAY_MEMBER];
+} xl_logical_message;
+
+#define SizeOfLogicalMessage (offsetof(xl_logical_message, message))
+
+extern XLogRecPtr LogLogicalMessage(const char *prefix, const char *message,
+ size_t size, bool transactional);
+
+/* RMGR API*/
+#define XLOG_LOGICAL_MESSAGE 0x00
+void logicalmsg_redo(XLogReaderState *record);
+void logicalmsg_desc(StringInfo buf, XLogReaderState *record);
+const char *logicalmsg_identify(uint8 info);
+
+#endif /* PG_LOGICAL_MESSAGE_H */