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Name	Size	Perms	Modified	Actions
[ .. / .. ]
basebackup.h	833 B	-rw-r--r--	2021-11-10 16:14:46	Edit Del
decode.h	569 B	-rw-r--r--	2021-11-10 16:14:46	Edit Del
logical.h	2.79 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
logicalfuncs.h	967 B	-rw-r--r--	2021-11-10 16:14:46	Edit Del
message.h	1.32 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
origin.h	3.1 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
output_plugin.h	3.24 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
reorderbuffer.h	12.64 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
slot.h	5.61 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
snapbuild.h	2.79 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
syncrep.h	2.75 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
walreceiver.h	5.76 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
walsender.h	1.7 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del
walsender_private.h	2.93 KB	-rw-r--r--	2021-11-10 16:14:46	Edit Del

Editing: logical.h (2.79 KB)

/*-------------------------------------------------------------------------
 * logical.h
 *	   PostgreSQL logical decoding coordination
 *
 * Copyright (c) 2012-2016, PostgreSQL Global Development Group
 *
 *-------------------------------------------------------------------------
 */
#ifndef LOGICAL_H
#define LOGICAL_H

#include "replication/slot.h"

#include "access/xlog.h"
#include "access/xlogreader.h"
#include "replication/output_plugin.h"

struct LogicalDecodingContext;

typedef void (*LogicalOutputPluginWriterWrite) (
										   struct LogicalDecodingContext *lr,
															XLogRecPtr Ptr,
															TransactionId xid,
															bool last_write
);

typedef LogicalOutputPluginWriterWrite LogicalOutputPluginWriterPrepareWrite;

typedef struct LogicalDecodingContext
{
	/* memory context this is all allocated in */
	MemoryContext context;

	/* infrastructure pieces */
	XLogReaderState *reader;
	ReplicationSlot *slot;
	struct ReorderBuffer *reorder;
	struct SnapBuild *snapshot_builder;

	OutputPluginCallbacks callbacks;
	OutputPluginOptions options;

	/*
	 * User specified options
	 */
	List	   *output_plugin_options;

	/*
	 * User-Provided callback for writing/streaming out data.
	 */
	LogicalOutputPluginWriterPrepareWrite prepare_write;
	LogicalOutputPluginWriterWrite write;

	/*
	 * Output buffer.
	 */
	StringInfo	out;

	/*
	 * Private data pointer of the output plugin.
	 */
	void	   *output_plugin_private;

	/*
	 * Private data pointer for the data writer.
	 */
	void	   *output_writer_private;

	/*
	 * State for writing output.
	 */
	bool		accept_writes;
	bool		prepared_write;
	XLogRecPtr	write_location;
	TransactionId write_xid;
} LogicalDecodingContext;

extern void CheckLogicalDecodingRequirements(void);

extern LogicalDecodingContext *CreateInitDecodingContext(char *plugin,
						  List *output_plugin_options,
						  bool need_full_snapshot,
						  XLogPageReadCB read_page,
						  LogicalOutputPluginWriterPrepareWrite prepare_write,
						  LogicalOutputPluginWriterWrite do_write);
extern LogicalDecodingContext *CreateDecodingContext(
					  XLogRecPtr start_lsn,
					  List *output_plugin_options,
					  XLogPageReadCB read_page,
					  LogicalOutputPluginWriterPrepareWrite prepare_write,
					  LogicalOutputPluginWriterWrite do_write);
extern void DecodingContextFindStartpoint(LogicalDecodingContext *ctx);
extern bool DecodingContextReady(LogicalDecodingContext *ctx);
extern void FreeDecodingContext(LogicalDecodingContext *ctx);

extern void LogicalIncreaseXminForSlot(XLogRecPtr lsn, TransactionId xmin);
extern void LogicalIncreaseRestartDecodingForSlot(XLogRecPtr current_lsn,
									  XLogRecPtr restart_lsn);
extern void LogicalConfirmReceivedLocation(XLogRecPtr lsn);

extern bool filter_by_origin_cb_wrapper(LogicalDecodingContext *ctx, RepOriginId origin_id);

#endif