formats/ctf-text/types/enum.c

   1 /*
   2  * Common Trace Format
   3  *
   4  * Enumeration mapping strings (quarks) from/to integers.
   5  *
   6  * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a copy
   9  * of this software and associated documentation files (the "Software"), to deal
  10  * in the Software without restriction, including without limitation the rights
  11  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  12  * copies of the Software, and to permit persons to whom the Software is
  13  * furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  */
  18
  19 #include <babeltrace/ctf-text/types.h>
  20 #include <stdio.h>
  21 #include <stdint.h>
  22
  23 int ctf_text_enum_write(struct stream_pos *ppos, struct definition *definition)
  24 {
  25         struct definition_enum *enum_definition =
  26                 container_of(definition, struct definition_enum, p);
  27         struct definition_integer *integer_definition =
  28                 enum_definition->integer;
  29         struct ctf_text_stream_pos *pos = ctf_text_pos(ppos);
  30         GArray *qs;
  31         int i, ret;
  32
  33         if (pos->dummy)
  34                 return 0;
  35
  36         if (pos->field_nr++ != 0)
  37                 fprintf(pos->fp, ",");
  38         fprintf(pos->fp, " ");
  39         if (pos->print_names)
  40                 fprintf(pos->fp, "%s = ",
  41                         g_quark_to_string(definition->name));
  42
  43         fprintf(pos->fp, "(");
  44         pos->depth++;
  45         ret = generic_rw(ppos, &integer_definition->p);
  46         fprintf(pos->fp, " :");
  47
  48         qs = enum_definition->value;
  49         assert(qs);
  50
  51         for (i = 0; i < qs->len; i++) {
  52                 GQuark q = g_array_index(qs, GQuark, i);
  53                 const char *str = g_quark_to_string(q);
  54
  55                 if (i != 0)
  56                         fprintf(pos->fp, ",");
  57                 fprintf(pos->fp, " ");
  58                 fprintf(pos->fp, "%s\n", str);
  59         }
  60         pos->depth--;
  61         fprintf(pos->fp, " )");
  62         return ret;
  63 }