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Make logical decoding a part of the rmgr.

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Add a new rmgr method, rm_decode, and use that rather than a switch
statement.

In preparation for rmgr extensibility.

Reviewed-by: Julien Rouhaud
Discussion: https://postgr.es/m/ed1fb2e22d15d3563ae0eb610f7b61bb15999c0a.camel%40j-davis.com
Discussion: https://postgr.es/m/20220118095332.6xtlcjoyxobv6cbk@jrouhaud
This commit is contained in:
Jeff Davis
2022-01-19 14:58:04 -08:00
parent a3d6264bbc
commit 7a5f6b4748
8 changed files with 69 additions and 112 deletions
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16
src/include/replication/decode.h
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@@ -14,7 +14,21 @@
#include "replication/logical.h"
#include "replication/reorderbuffer.h"
void LogicalDecodingProcessRecord(LogicalDecodingContext *ctx,
typedef struct XLogRecordBuffer
{
XLogRecPtr origptr;
XLogRecPtr endptr;
XLogReaderState *record;
} XLogRecordBuffer;
extern void xlog_decode(LogicalDecodingContext *ctx, XLogRecordBuffer *buf);
extern void heap_decode(LogicalDecodingContext *ctx, XLogRecordBuffer *buf);
extern void heap2_decode(LogicalDecodingContext *ctx, XLogRecordBuffer *buf);
extern void xact_decode(LogicalDecodingContext *ctx, XLogRecordBuffer *buf);
extern void standby_decode(LogicalDecodingContext *ctx, XLogRecordBuffer *buf);
extern void logicalmsg_decode(LogicalDecodingContext *ctx, XLogRecordBuffer *buf);
extern void LogicalDecodingProcessRecord(LogicalDecodingContext *ctx,
XLogReaderState *record);
#endif