qemu

FORK: QEMU emulator
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stats.h (1438B)

      1 /*
      2  * Copyright (c) 2022 Oracle and/or its affiliates.
      3  *
      4  * This work is licensed under the terms of the GNU GPL, version 2.
      5  * See the COPYING file in the top-level directory.
      6  */
      7 
      8 #ifndef STATS_H
      9 #define STATS_H
     10 
     11 #include "qapi/qapi-types-stats.h"
     12 
     13 typedef void StatRetrieveFunc(StatsResultList **result, StatsTarget target,
     14                               strList *names, strList *targets, Error **errp);
     15 typedef void SchemaRetrieveFunc(StatsSchemaList **result, Error **errp);
     16 
     17 /*
     18  * Register callbacks for the QMP query-stats command.
     19  *
     20  * @provider: stats provider checked against QMP command arguments
     21  * @stats_fn: routine to query stats:
     22  * @schema_fn: routine to query stat schemas:
     23  */
     24 void add_stats_callbacks(StatsProvider provider,
     25                          StatRetrieveFunc *stats_fn,
     26                          SchemaRetrieveFunc *schemas_fn);
     27 
     28 /*
     29  * Helper routines for adding stats entries to the results lists.
     30  */
     31 void add_stats_entry(StatsResultList **, StatsProvider, const char *id,
     32                      StatsList *stats_list);
     33 void add_stats_schema(StatsSchemaList **, StatsProvider, StatsTarget,
     34                       StatsSchemaValueList *);
     35 
     36 /*
     37  * True if a string matches the filter passed to the stats_fn callabck,
     38  * false otherwise.
     39  *
     40  * Note that an empty list means no filtering, i.e. all strings will
     41  * return true.
     42  */
     43 bool apply_str_list_filter(const char *string, strList *list);
     44 
     45 #endif /* STATS_H */