external/bsd/atf/dist/atf-c/detail/map.h

   1 /*
   2  * Automated Testing Framework (atf)
   3  *
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  17  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #if !defined(ATF_C_MAP_H)
  31 #define ATF_C_MAP_H
  32
  33 #include <stdarg.h>
  34 #include <stdbool.h>
  35
  36 #include <atf-c/error_fwd.h>
  37
  38 #include "list.h"
  39
  40 /* ---------------------------------------------------------------------
  41  * The "atf_map_citer" type.
  42  * --------------------------------------------------------------------- */
  43
  44 struct atf_map_citer {
  45     const struct atf_map *m_map;
  46     const void *m_entry;
  47     atf_list_citer_t m_listiter;
  48 };
  49 typedef struct atf_map_citer atf_map_citer_t;
  50
  51 /* Getters. */
  52 const char *atf_map_citer_key(const atf_map_citer_t);
  53 const void *atf_map_citer_data(const atf_map_citer_t);
  54 atf_map_citer_t atf_map_citer_next(const atf_map_citer_t);
  55
  56 /* Operators. */
  57 bool atf_equal_map_citer_map_citer(const atf_map_citer_t,
  58                                    const atf_map_citer_t);
  59
  60 /* ---------------------------------------------------------------------
  61  * The "atf_map_iter" type.
  62  * --------------------------------------------------------------------- */
  63
  64 struct atf_map_iter {
  65     struct atf_map *m_map;
  66     void *m_entry;
  67     atf_list_iter_t m_listiter;
  68 };
  69 typedef struct atf_map_iter atf_map_iter_t;
  70
  71 /* Getters. */
  72 const char *atf_map_iter_key(const atf_map_iter_t);
  73 void *atf_map_iter_data(const atf_map_iter_t);
  74 atf_map_iter_t atf_map_iter_next(const atf_map_iter_t);
  75
  76 /* Operators. */
  77 bool atf_equal_map_iter_map_iter(const atf_map_iter_t,
  78                                  const atf_map_iter_t);
  79
  80 /* ---------------------------------------------------------------------
  81  * The "atf_map" type.
  82  * --------------------------------------------------------------------- */
  83
  84 /* A list-based map.  Typically very inefficient, but our maps are small
  85  * enough. */
  86 struct atf_map {
  87     atf_list_t m_list;
  88 };
  89 typedef struct atf_map atf_map_t;
  90
  91 /* Constructors and destructors */
  92 atf_error_t atf_map_init(atf_map_t *);
  93 atf_error_t atf_map_init_charpp(atf_map_t *, const char *const *);
  94 void atf_map_fini(atf_map_t *);
  95
  96 /* Getters. */
  97 atf_map_iter_t atf_map_begin(atf_map_t *);
  98 atf_map_citer_t atf_map_begin_c(const atf_map_t *);
  99 atf_map_iter_t atf_map_end(atf_map_t *);
 100 atf_map_citer_t atf_map_end_c(const atf_map_t *);
 101 atf_map_iter_t atf_map_find(atf_map_t *, const char *);
 102 atf_map_citer_t atf_map_find_c(const atf_map_t *, const char *);
 103 size_t atf_map_size(const atf_map_t *);
 104 char **atf_map_to_charpp(const atf_map_t *);
 105
 106 /* Modifiers. */
 107 atf_error_t atf_map_insert(atf_map_t *, const char *, void *, bool);
 108
 109 /* Macros. */
 110 #define atf_map_for_each(iter, map) \
 111     for (iter = atf_map_begin(map); \
 112          !atf_equal_map_iter_map_iter((iter), atf_map_end(map)); \
 113          iter = atf_map_iter_next(iter))
 114 #define atf_map_for_each_c(iter, map) \
 115     for (iter = atf_map_begin_c(map); \
 116          !atf_equal_map_citer_map_citer((iter), atf_map_end_c(map)); \
 117          iter = atf_map_citer_next(iter))
 118
 119 #endif /* ATF_C_MAP_H */