LCOV - code coverage report
Current view: top level - src/backend/access/rmgrdesc - genericdesc.c (source / functions) Hit Total Coverage
Test: PostgreSQL 17devel Lines: 0 15 0.0 %
Date: 2024-04-25 01:13:18 Functions: 0 2 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*-------------------------------------------------------------------------
       2             :  *
       3             :  * genericdesc.c
       4             :  *    rmgr descriptor routines for access/transam/generic_xlog.c
       5             :  *
       6             :  *
       7             :  * Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
       8             :  * Portions Copyright (c) 1994, Regents of the University of California
       9             :  *
      10             :  * src/backend/access/rmgrdesc/genericdesc.c
      11             :  *
      12             :  *-------------------------------------------------------------------------
      13             :  */
      14             : #include "postgres.h"
      15             : 
      16             : #include "access/generic_xlog.h"
      17             : #include "lib/stringinfo.h"
      18             : 
      19             : /*
      20             :  * Description of generic xlog record: write page regions that this record
      21             :  * overrides.
      22             :  */
      23             : void
      24           0 : generic_desc(StringInfo buf, XLogReaderState *record)
      25             : {
      26           0 :     Pointer     ptr = XLogRecGetData(record),
      27           0 :                 end = ptr + XLogRecGetDataLen(record);
      28             : 
      29           0 :     while (ptr < end)
      30             :     {
      31             :         OffsetNumber offset,
      32             :                     length;
      33             : 
      34           0 :         memcpy(&offset, ptr, sizeof(offset));
      35           0 :         ptr += sizeof(offset);
      36           0 :         memcpy(&length, ptr, sizeof(length));
      37           0 :         ptr += sizeof(length);
      38           0 :         ptr += length;
      39             : 
      40           0 :         if (ptr < end)
      41           0 :             appendStringInfo(buf, "offset %u, length %u; ", offset, length);
      42             :         else
      43           0 :             appendStringInfo(buf, "offset %u, length %u", offset, length);
      44             :     }
      45           0 : }
      46             : 
      47             : /*
      48             :  * Identification of generic xlog record: we don't distinguish any subtypes
      49             :  * inside generic xlog records.
      50             :  */
      51             : const char *
      52           0 : generic_identify(uint8 info)
      53             : {
      54           0 :     return "Generic";
      55             : }

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