elf/dl-tunable-types.h

   1 /* Tunable type information.
   2
   3    Copyright (C) 2016-2017 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef _TUNABLE_TYPES_H_
  21 # define _TUNABLE_TYPES_H_
  22 #include <stddef.h>
  23
  24 typedef void (*tunable_callback_t) (void *);
  25
  26 typedef enum
  27 {
  28   TUNABLE_TYPE_INT_32,
  29   TUNABLE_TYPE_SIZE_T,
  30   TUNABLE_TYPE_STRING
  31 } tunable_type_code_t;
  32
  33 typedef struct
  34 {
  35   tunable_type_code_t type_code;
  36   int64_t min;
  37   int64_t max;
  38 } tunable_type_t;
  39
  40 typedef union
  41 {
  42   int64_t numval;
  43   const char *strval;
  44 } tunable_val_t;
  45
  46 #endif