1 /*-
2  * Copyright (c) 2014 Baptiste Daroussin <bapt@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer
10  *    in this position and unchanged.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #include <assert.h>
28 #include <ucl.h>
29 #include "pkg.h"
30 #include "private/pkg.h"
31 
32 char *
pkg_object_dump(const pkg_object * o)33 pkg_object_dump(const pkg_object *o)
34 {
35 	if (o == NULL)
36 		return xstrdup("");
37 
38 	return (ucl_object_emit(o, UCL_EMIT_CONFIG));
39 }
40 
41 void
pkg_object_free(pkg_object * o)42 pkg_object_free(pkg_object *o)
43 {
44 	ucl_object_unref(o);
45 }
46 
47 const char *
pkg_object_key(const pkg_object * o)48 pkg_object_key(const pkg_object *o)
49 {
50 	if (o == NULL)
51 		return (NULL);
52 
53 	return (ucl_object_key(o));
54 }
55 
56 const pkg_object *
pkg_object_iterate(const pkg_object * o,pkg_iter * it)57 pkg_object_iterate(const pkg_object *o, pkg_iter *it)
58 {
59 	if (o == NULL)
60 		return (NULL);
61 
62 	return (ucl_iterate_object(o, it, true));
63 }
64 
65 pkg_object_t
pkg_object_type(const pkg_object * o)66 pkg_object_type(const pkg_object *o)
67 {
68 
69 	if (o == NULL)
70 		return (PKG_NULL);
71 
72 	switch (o->type) {
73 	case UCL_OBJECT:
74 		return (PKG_OBJECT);
75 	case UCL_BOOLEAN:
76 		return (PKG_BOOL);
77 	case UCL_STRING:
78 		return (PKG_STRING);
79 	case UCL_INT:
80 		return (PKG_INT);
81 	case UCL_ARRAY:
82 		return (PKG_ARRAY);
83 	default:
84 		return (PKG_NULL);
85 	};
86 
87 }
88 
89 bool
pkg_object_bool(const pkg_object * o)90 pkg_object_bool(const pkg_object *o)
91 {
92 	if (o == NULL || o->type != UCL_BOOLEAN)
93 		return (false);
94 
95 	return (ucl_object_toboolean(o));
96 }
97 
98 const char *
pkg_object_string(const pkg_object * o)99 pkg_object_string(const pkg_object *o)
100 {
101 	const char *ret;
102 
103 	if (o == NULL)
104 		return (NULL);
105 
106 	ret = ucl_object_tostring_forced(o);
107 
108 	if (ret && *ret == '\0')
109 		return (NULL);
110 	return (ret);
111 }
112 
113 int64_t
pkg_object_int(const pkg_object * o)114 pkg_object_int(const pkg_object *o)
115 {
116 	if (o == NULL || o->type != UCL_INT)
117 		return (0);
118 
119 	return (ucl_object_toint(o));
120 }
121 
122 unsigned
pkg_object_count(const pkg_object * o)123 pkg_object_count(const pkg_object *o)
124 {
125 	return (UCL_COUNT(o));
126 }
127 
128 const pkg_object *
pkg_object_find(const pkg_object * o,const char * key)129 pkg_object_find(const pkg_object *o, const char *key)
130 {
131 	if (o == NULL)
132 		return (NULL);
133 
134 	return (ucl_object_find_key(o, key));
135 }
136