From 311bcfc6b3acdd6fd152798c7f287ddf74fa2a98 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:46:48 +0200 Subject: Adding upstream version 15.4. Signed-off-by: Daniel Baumann --- src/include/replication/message.h | 41 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 src/include/replication/message.h (limited to 'src/include/replication/message.h') diff --git a/src/include/replication/message.h b/src/include/replication/message.h new file mode 100644 index 0000000..0b396c5 --- /dev/null +++ b/src/include/replication/message.h @@ -0,0 +1,41 @@ +/*------------------------------------------------------------------------- + * message.h + * Exports from replication/logical/message.c + * + * Copyright (c) 2013-2022, 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 +extern void logicalmsg_redo(XLogReaderState *record); +extern void logicalmsg_desc(StringInfo buf, XLogReaderState *record); +extern const char *logicalmsg_identify(uint8 info); + +#endif /* PG_LOGICAL_MESSAGE_H */ -- cgit v1.2.3