src/shared/set.c

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 /***
   4   This file is part of systemd.
   5
   6   Copyright 2010 Lennart Poettering
   7
   8   systemd is free software; you can redistribute it and/or modify it
   9   under the terms of the GNU Lesser General Public License as published by
  10   the Free Software Foundation; either version 2.1 of the License, or
  11   (at your option) any later version.
  12
  13   systemd is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   Lesser General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20 ***/
  21
  22 #include <stdlib.h>
  23
  24 #include "set.h"
  25 #include "hashmap.h"
  26
  27 #define MAKE_SET(h) ((Set*) (h))
  28 #define MAKE_HASHMAP(s) ((Hashmap*) (s))
  29
  30 /* For now this is not much more than a wrapper around a hashmap */
  31
  32 Set *set_new(hash_func_t hash_func, compare_func_t compare_func) {
  33         return MAKE_SET(hashmap_new(hash_func, compare_func));
  34 }
  35
  36 void set_free(Set* s) {
  37         hashmap_free(MAKE_HASHMAP(s));
  38 }
  39
  40 void set_freep(Set **s) {
  41         if (!s)
  42                 return;
  43
  44         set_free(*s);
  45         *s = NULL;
  46 }
  47
  48 void set_free_free(Set *s) {
  49         hashmap_free_free(MAKE_HASHMAP(s));
  50 }
  51
  52 void set_free_freep(Set **s) {
  53         if (!*s)
  54                 return;
  55
  56         set_free_free(*s);
  57         *s = NULL;
  58 }
  59
  60 int set_ensure_allocated(Set **s, hash_func_t hash_func, compare_func_t compare_func) {
  61         return hashmap_ensure_allocated((Hashmap**) s, hash_func, compare_func);
  62 }
  63
  64 int set_put(Set *s, void *value) {
  65         return hashmap_put(MAKE_HASHMAP(s), value, value);
  66 }
  67
  68 int set_replace(Set *s, void *value) {
  69         return hashmap_replace(MAKE_HASHMAP(s), value, value);
  70 }
  71
  72 void *set_get(Set *s, void *value) {
  73         return hashmap_get(MAKE_HASHMAP(s), value);
  74 }
  75
  76 bool set_contains(Set *s, void *value) {
  77         return hashmap_contains(MAKE_HASHMAP(s), value);
  78 }
  79
  80 void *set_remove(Set *s, void *value) {
  81         return hashmap_remove(MAKE_HASHMAP(s), value);
  82 }
  83
  84 int set_remove_and_put(Set *s, void *old_value, void *new_value) {
  85         return hashmap_remove_and_put(MAKE_HASHMAP(s), old_value, new_value, new_value);
  86 }
  87
  88 unsigned set_size(Set *s) {
  89         return hashmap_size(MAKE_HASHMAP(s));
  90 }
  91
  92 bool set_isempty(Set *s) {
  93         return hashmap_isempty(MAKE_HASHMAP(s));
  94 }
  95
  96 void *set_iterate(Set *s, Iterator *i) {
  97         return hashmap_iterate(MAKE_HASHMAP(s), i, NULL);
  98 }
  99
 100 void *set_iterate_backwards(Set *s, Iterator *i) {
 101         return hashmap_iterate_backwards(MAKE_HASHMAP(s), i, NULL);
 102 }
 103
 104 void *set_iterate_skip(Set *s, void *value, Iterator *i) {
 105         return hashmap_iterate_skip(MAKE_HASHMAP(s), value, i);
 106 }
 107
 108 void *set_steal_first(Set *s) {
 109         return hashmap_steal_first(MAKE_HASHMAP(s));
 110 }
 111
 112 void* set_first(Set *s) {
 113         return hashmap_first(MAKE_HASHMAP(s));
 114 }
 115
 116 void* set_last(Set *s) {
 117         return hashmap_last(MAKE_HASHMAP(s));
 118 }
 119
 120 int set_merge(Set *s, Set *other) {
 121         return hashmap_merge(MAKE_HASHMAP(s), MAKE_HASHMAP(other));
 122 }
 123
 124 void set_move(Set *s, Set *other) {
 125         return hashmap_move(MAKE_HASHMAP(s), MAKE_HASHMAP(other));
 126 }
 127
 128 int set_move_one(Set *s, Set *other, void *value) {
 129         return hashmap_move_one(MAKE_HASHMAP(s), MAKE_HASHMAP(other), value);
 130 }
 131
 132 Set* set_copy(Set *s) {
 133         return MAKE_SET(hashmap_copy(MAKE_HASHMAP(s)));
 134 }
 135
 136 void set_clear(Set *s) {
 137         hashmap_clear(MAKE_HASHMAP(s));
 138 }
 139
 140 void set_clear_free(Set *s) {
 141         hashmap_clear_free(MAKE_HASHMAP(s));
 142 }
 143
 144 char **set_get_strv(Set *s) {
 145         return hashmap_get_strv(MAKE_HASHMAP(s));
 146 }