LCOV - code coverage report
Current view: top level - src/include/access - rmgr.h (source / functions) Hit Total Coverage
Test: PostgreSQL 17devel Lines: 4 4 100.0 %
Date: 2024-02-22 00:11:39 Functions: 2 2 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :  * rmgr.h
       3             :  *
       4             :  * Resource managers definition
       5             :  *
       6             :  * src/include/access/rmgr.h
       7             :  */
       8             : #ifndef RMGR_H
       9             : #define RMGR_H
      10             : 
      11             : typedef uint8 RmgrId;
      12             : 
      13             : /*
      14             :  * Built-in resource managers
      15             :  *
      16             :  * The actual numerical values for each rmgr ID are defined by the order
      17             :  * of entries in rmgrlist.h.
      18             :  *
      19             :  * Note: RM_MAX_ID must fit in RmgrId; widening that type will affect the XLOG
      20             :  * file format.
      21             :  */
      22             : #define PG_RMGR(symname,name,redo,desc,identify,startup,cleanup,mask,decode) \
      23             :     symname,
      24             : 
      25             : typedef enum RmgrIds
      26             : {
      27             : #include "access/rmgrlist.h"
      28             :     RM_NEXT_ID
      29             : }           RmgrIds;
      30             : 
      31             : #undef PG_RMGR
      32             : 
      33             : #define RM_MAX_ID           UINT8_MAX
      34             : #define RM_MAX_BUILTIN_ID   (RM_NEXT_ID - 1)
      35             : #define RM_MIN_CUSTOM_ID    128
      36             : #define RM_MAX_CUSTOM_ID    UINT8_MAX
      37             : #define RM_N_IDS            (UINT8_MAX + 1)
      38             : #define RM_N_BUILTIN_IDS    (RM_MAX_BUILTIN_ID + 1)
      39             : #define RM_N_CUSTOM_IDS     (RM_MAX_CUSTOM_ID - RM_MIN_CUSTOM_ID + 1)
      40             : 
      41             : static inline bool
      42    11820050 : RmgrIdIsBuiltin(int rmid)
      43             : {
      44    11820050 :     return rmid <= RM_MAX_BUILTIN_ID;
      45             : }
      46             : 
      47             : static inline bool
      48        4984 : RmgrIdIsCustom(int rmid)
      49             : {
      50        4984 :     return rmid >= RM_MIN_CUSTOM_ID && rmid <= RM_MAX_CUSTOM_ID;
      51             : }
      52             : 
      53             : #define RmgrIdIsValid(rmid) (RmgrIdIsBuiltin((rmid)) || RmgrIdIsCustom((rmid)))
      54             : 
      55             : /*
      56             :  * RmgrId to use for extensions that require an RmgrId, but are still in
      57             :  * development and have not reserved their own unique RmgrId yet. See:
      58             :  * https://wiki.postgresql.org/wiki/CustomWALResourceManagers
      59             :  */
      60             : #define RM_EXPERIMENTAL_ID      128
      61             : 
      62             : #endif                          /* RMGR_H */

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