xref: /freebsd/contrib/atf/atf-c/detail/list.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /* Copyright (c) 2008 The NetBSD Foundation, Inc.
2  * All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
14  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
15  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
16  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
18  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
20  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
22  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
24  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  */
25 
26 #if !defined(ATF_C_DETAIL_LIST_H)
27 #define ATF_C_DETAIL_LIST_H
28 
29 #include <stdarg.h>
30 #include <stdbool.h>
31 #include <stddef.h>
32 
33 #include <atf-c/error_fwd.h>
34 
35 /* ---------------------------------------------------------------------
36  * The "atf_list_citer" type.
37  * --------------------------------------------------------------------- */
38 
39 struct atf_list_citer {
40     const struct atf_list *m_list;
41     const void *m_entry;
42 };
43 typedef struct atf_list_citer atf_list_citer_t;
44 
45 /* Getters. */
46 const void *atf_list_citer_data(const atf_list_citer_t);
47 atf_list_citer_t atf_list_citer_next(const atf_list_citer_t);
48 
49 /* Operators. */
50 bool atf_equal_list_citer_list_citer(const atf_list_citer_t,
51                                      const atf_list_citer_t);
52 
53 /* ---------------------------------------------------------------------
54  * The "atf_list_iter" type.
55  * --------------------------------------------------------------------- */
56 
57 struct atf_list_iter {
58     struct atf_list *m_list;
59     void *m_entry;
60 };
61 typedef struct atf_list_iter atf_list_iter_t;
62 
63 /* Getters. */
64 void *atf_list_iter_data(const atf_list_iter_t);
65 atf_list_iter_t atf_list_iter_next(const atf_list_iter_t);
66 
67 /* Operators. */
68 bool atf_equal_list_iter_list_iter(const atf_list_iter_t,
69                                    const atf_list_iter_t);
70 
71 /* ---------------------------------------------------------------------
72  * The "atf_list" type.
73  * --------------------------------------------------------------------- */
74 
75 struct atf_list {
76     void *m_begin;
77     void *m_end;
78 
79     size_t m_size;
80 };
81 typedef struct atf_list atf_list_t;
82 
83 /* Constructors and destructors */
84 atf_error_t atf_list_init(atf_list_t *);
85 void atf_list_fini(atf_list_t *);
86 
87 /* Getters. */
88 atf_list_iter_t atf_list_begin(atf_list_t *);
89 atf_list_citer_t atf_list_begin_c(const atf_list_t *);
90 atf_list_iter_t atf_list_end(atf_list_t *);
91 atf_list_citer_t atf_list_end_c(const atf_list_t *);
92 void *atf_list_index(atf_list_t *, const size_t);
93 const void *atf_list_index_c(const atf_list_t *, const size_t);
94 size_t atf_list_size(const atf_list_t *);
95 char **atf_list_to_charpp(const atf_list_t *);
96 
97 /* Modifiers. */
98 atf_error_t atf_list_append(atf_list_t *, void *, bool);
99 void atf_list_append_list(atf_list_t *, atf_list_t *);
100 
101 /* Macros. */
102 #define atf_list_for_each(iter, list) \
103     for (iter = atf_list_begin(list); \
104          !atf_equal_list_iter_list_iter((iter), atf_list_end(list)); \
105          iter = atf_list_iter_next(iter))
106 #define atf_list_for_each_c(iter, list) \
107     for (iter = atf_list_begin_c(list); \
108          !atf_equal_list_citer_list_citer((iter), atf_list_end_c(list)); \
109          iter = atf_list_citer_next(iter))
110 
111 #endif /* !defined(ATF_C_DETAIL_LIST_H) */
112