lib/roken/parse_units.h

   1 /*
   2  * Copyright (c) 1997 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /* $Id$ */
  35
  36 #ifndef __PARSE_UNITS_H__
  37 #define __PARSE_UNITS_H__
  38
  39 #include <stdio.h>
  40 #include <stddef.h>
  41
  42 struct units {
  43     const char *name;
  44     unsigned mult;
  45 };
  46
  47 typedef struct units units;
  48
  49 int
  50 parse_units (const char *s, const struct units *units,
  51              const char *def_unit);
  52
  53 void
  54 print_units_table (const struct units *units, FILE *f);
  55
  56 int
  57 parse_flags (const char *s, const struct units *units,
  58              int orig);
  59
  60 size_t
  61 unparse_units (int num, const struct units *units, char *s, size_t len);
  62
  63 size_t
  64 unparse_units_approx (int num, const struct units *units, char *s,
  65                       size_t len);
  66
  67 size_t
  68 unparse_flags (int num, const struct units *units, char *s, size_t len);
  69
  70 void
  71 print_flags_table (const struct units *units, FILE *f);
  72
  73 #endif /* __PARSE_UNITS_H__ */