summaryrefslogtreecommitdiff
path: root/src/basic/set.h
blob: b424f34239217611d1fc9f81b16a04a0a73d29d9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
#pragma once

/***
  This file is part of systemd.

  Copyright 2010 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "extract-word.h"
#include "hashmap.h"
#include "macro.h"

Set *internal_set_new(const struct hash_ops *hash_ops HASHMAP_DEBUG_PARAMS);
#define set_new(ops) internal_set_new(ops HASHMAP_DEBUG_SRC_ARGS)

static inline Set *set_free(Set *s) {
        internal_hashmap_free(HASHMAP_BASE(s));
        return NULL;
}

static inline Set *set_free_free(Set *s) {
        internal_hashmap_free_free(HASHMAP_BASE(s));
        return NULL;
}

/* no set_free_free_free */

static inline Set *set_copy(Set *s) {
        return (Set*) internal_hashmap_copy(HASHMAP_BASE(s));
}

int internal_set_ensure_allocated(Set **s, const struct hash_ops *hash_ops HASHMAP_DEBUG_PARAMS);
#define set_ensure_allocated(h, ops) internal_set_ensure_allocated(h, ops HASHMAP_DEBUG_SRC_ARGS)

int set_put(Set *s, const void *key);
/* no set_update */
/* no set_replace */
static inline void *set_get(Set *s, void *key) {
        return internal_hashmap_get(HASHMAP_BASE(s), key);
}
/* no set_get2 */

static inline bool set_contains(Set *s, const void *key) {
        return internal_hashmap_contains(HASHMAP_BASE(s), key);
}

static inline void *set_remove(Set *s, const void *key) {
        return internal_hashmap_remove(HASHMAP_BASE(s), key);
}

/* no set_remove2 */
/* no set_remove_value */
#if 0 /// UNNEEDED by elogind
int set_remove_and_put(Set *s, const void *old_key, const void *new_key);
#endif // 0
/* no set_remove_and_replace */
int set_merge(Set *s, Set *other);

static inline int set_reserve(Set *h, unsigned entries_add) {
        return internal_hashmap_reserve(HASHMAP_BASE(h), entries_add);
}

static inline int set_move(Set *s, Set *other) {
        return internal_hashmap_move(HASHMAP_BASE(s), HASHMAP_BASE(other));
}

static inline int set_move_one(Set *s, Set *other, const void *key) {
        return internal_hashmap_move_one(HASHMAP_BASE(s), HASHMAP_BASE(other), key);
}

static inline unsigned set_size(Set *s) {
        return internal_hashmap_size(HASHMAP_BASE(s));
}

static inline bool set_isempty(Set *s) {
        return set_size(s) == 0;
}

static inline unsigned set_buckets(Set *s) {
        return internal_hashmap_buckets(HASHMAP_BASE(s));
}

bool set_iterate(Set *s, Iterator *i, void **value);

static inline void set_clear(Set *s) {
        internal_hashmap_clear(HASHMAP_BASE(s));
}

static inline void set_clear_free(Set *s) {
        internal_hashmap_clear_free(HASHMAP_BASE(s));
}

/* no set_clear_free_free */

static inline void *set_steal_first(Set *s) {
        return internal_hashmap_steal_first(HASHMAP_BASE(s));
}

#define set_clear_with_destructor(_s, _f)               \
        ({                                              \
                void *_item;                            \
                while ((_item = set_steal_first(_s)))   \
                        _f(_item);                      \
        })
#define set_free_with_destructor(_s, _f)                \
        ({                                              \
                set_clear_with_destructor(_s, _f);      \
                set_free(_s);                           \
        })

/* no set_steal_first_key */
/* no set_first_key */

static inline void *set_first(Set *s) {
        return internal_hashmap_first(HASHMAP_BASE(s));
}

/* no set_next */

static inline char **set_get_strv(Set *s) {
        return internal_hashmap_get_strv(HASHMAP_BASE(s));
}

int set_consume(Set *s, void *value);
int set_put_strdup(Set *s, const char *p);
#if 0 /// UNNEEDED by elogind
int set_put_strdupv(Set *s, char **l);
int set_put_strsplit(Set *s, const char *v, const char *separators, ExtractFlags flags);
#endif // 0

#define SET_FOREACH(e, s, i) \
        for ((i) = ITERATOR_FIRST; set_iterate((s), &(i), (void**)&(e)); )

#define SET_FOREACH_MOVE(e, d, s)                                       \
        for (; ({ e = set_first(s); assert_se(!e || set_move_one(d, s, e) >= 0); e; }); )

DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, set_free);
DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, set_free_free);

#define _cleanup_set_free_ _cleanup_(set_freep)
#define _cleanup_set_free_free_ _cleanup_(set_free_freep)

int set_make(Set **ret, const struct hash_ops *hash_ops HASHMAP_DEBUG_PARAMS, void *add, ...);