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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:17:33 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:17:33 +0000 |
| commit | 5e45211a64149b3c659b90ff2de6fa982a5a93ed (patch) | |
| tree | 739caf8c461053357daa9f162bef34516c7bf452 /src/include/access/generic_xlog.h | |
| parent | Initial commit. (diff) | |
| download | postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.tar.xz postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.zip | |
Adding upstream version 15.5.upstream/15.5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/include/access/generic_xlog.h')
| -rw-r--r-- | src/include/access/generic_xlog.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/include/access/generic_xlog.h b/src/include/access/generic_xlog.h new file mode 100644 index 0000000..c8363a4 --- /dev/null +++ b/src/include/access/generic_xlog.h @@ -0,0 +1,45 @@ +/*------------------------------------------------------------------------- + * + * generic_xlog.h + * Generic xlog API definition. + * + * + * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * src/include/access/generic_xlog.h + * + *------------------------------------------------------------------------- + */ +#ifndef GENERIC_XLOG_H +#define GENERIC_XLOG_H + +#include "access/xlog.h" +#include "access/xlog_internal.h" +#include "access/xloginsert.h" +#include "storage/bufpage.h" +#include "utils/rel.h" + +#define MAX_GENERIC_XLOG_PAGES XLR_NORMAL_MAX_BLOCK_ID + +/* Flag bits for GenericXLogRegisterBuffer */ +#define GENERIC_XLOG_FULL_IMAGE 0x0001 /* write full-page image */ + +/* state of generic xlog record construction */ +struct GenericXLogState; +typedef struct GenericXLogState GenericXLogState; + +/* API for construction of generic xlog records */ +extern GenericXLogState *GenericXLogStart(Relation relation); +extern Page GenericXLogRegisterBuffer(GenericXLogState *state, Buffer buffer, + int flags); +extern XLogRecPtr GenericXLogFinish(GenericXLogState *state); +extern void GenericXLogAbort(GenericXLogState *state); + +/* functions defined for rmgr */ +extern void generic_redo(XLogReaderState *record); +extern const char *generic_identify(uint8 info); +extern void generic_desc(StringInfo buf, XLogReaderState *record); +extern void generic_mask(char *pagedata, BlockNumber blkno); + +#endif /* GENERIC_XLOG_H */ |