libtu/map.c

   1 /*
   2  * libtu/map.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2002.
   5  *
   6  * You may distribute and modify this library under the terms of either
   7  * the Clarified Artistic License or the GNU LGPL, version 2.1 or later.
   8  */
   9
  10 #include <string.h>
  11 #include "map.h"
  12
  13
  14 int stringintmap_ndx(const StringIntMap *map, const char *str)
  15 {
  16     int i;
  17
  18     for(i=0; map[i].string!=NULL; i++){
  19         if(strcmp(str, map[i].string)==0)
  20             return i;
  21     }
  22
  23     return -1;
  24 }
  25
  26
  27 int stringintmap_value(const StringIntMap *map, const char *str, int dflt)
  28 {
  29     int i=stringintmap_ndx(map, str);
  30     return (i==-1 ? dflt : map[i].value);
  31 }
  32
  33
  34 const char *stringintmap_key(const StringIntMap *map, int value,
  35                              const char *dflt)
  36 {
  37     int i;
  38
  39     for(i=0; map[i].string!=NULL; ++i){
  40         if(map[i].value==value){
  41             return map[i].string;
  42         }
  43     }
  44
  45     return dflt;
  46
  47 }
  48
  49
  50
  51 int stringfunptrmap_ndx(const StringFunPtrMap *map, const char *str)
  52 {
  53     int i;
  54
  55     for(i=0; map[i].string!=NULL; i++){
  56         if(strcmp(str, map[i].string)==0)
  57             return i;
  58     }
  59
  60     return -1;
  61 }
  62
  63
  64 FunPtr stringfunptrmap_value(const StringFunPtrMap *map, const char *str, FunPtr dflt)
  65 {
  66     int i=stringfunptrmap_ndx(map, str);
  67     return (i==-1 ? dflt : map[i].value);
  68 }
  69
  70
  71 const char *stringfunptrmap_key(const StringFunPtrMap *map, FunPtr value,
  72                              const char *dflt)
  73 {
  74     int i;
  75
  76     for(i=0; map[i].string!=NULL; ++i){
  77         if(map[i].value==value){
  78             return map[i].string;
  79         }
  80     }
  81
  82     return dflt;
  83 }