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pageinspect.h File Reference

#include "storage/bufpage.h"

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Enumerations

enum pageinspect_version { PAGEINSPECT_V1_8 , PAGEINSPECT_V1_9 }

Functions

Page get_page_from_raw (bytea *raw_page)

Enumeration Type Documentation

◆ pageinspect_version

enum pageinspect_version

Enumerator
PAGEINSPECT_V1_8
PAGEINSPECT_V1_9

Definition at line 21 of file pageinspect.h.

22{

23 PAGEINSPECT_V1_8,

24 PAGEINSPECT_V1_9,

25};

PAGEINSPECT_V1_9

@ PAGEINSPECT_V1_9

Definition: pageinspect.h:24

PAGEINSPECT_V1_8

@ PAGEINSPECT_V1_8

Definition: pageinspect.h:23

Function Documentation

◆ get_page_from_raw()

Page get_page_from_raw ( bytea * raw_page )

Definition at line 218 of file rawpage.c.

219{

220 Page page;

221 int raw_page_size;

222

223 raw_page_size = VARSIZE_ANY_EXHDR(raw_page);

224

225 if (raw_page_size != BLCKSZ)

226 ereport(ERROR,

227 (errcode(ERRCODE_INVALID_PARAMETER_VALUE),

228 errmsg("invalid page size"),

229 errdetail("Expected %d bytes, got %d.",

230 BLCKSZ, raw_page_size)));

231

232 page = palloc(raw_page_size);

233

234 memcpy(page, VARDATA_ANY(raw_page), raw_page_size);

235

236 return page;

237}

Page

PageData * Page

Definition: bufpage.h:82

errdetail

int errdetail(const char *fmt,...)

Definition: elog.c:1207

errcode

int errcode(int sqlerrcode)

Definition: elog.c:854

errmsg

int errmsg(const char *fmt,...)

Definition: elog.c:1071

ERROR

#define ERROR

Definition: elog.h:39

ereport

#define ereport(elevel,...)

Definition: elog.h:150

palloc

void * palloc(Size size)

Definition: mcxt.c:1365

VARSIZE_ANY_EXHDR

static Size VARSIZE_ANY_EXHDR(const void *PTR)

Definition: varatt.h:472

VARDATA_ANY

static char * VARDATA_ANY(const void *PTR)

Definition: varatt.h:486

References ereport, errcode(), errdetail(), errmsg(), ERROR, palloc(), VARDATA_ANY(), and VARSIZE_ANY_EXHDR().

Referenced by brin_page_type(), bt_page_items_bytea(), fsm_page_contents(), gin_leafpage_items(), gin_metapage_info(), gin_page_opaque_info(), page_checksum_internal(), page_header(), verify_brin_page(), verify_gist_page(), and verify_hash_page().