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1 /***
2   This file is part of PulseAudio.
3 
4   Copyright 2016 Arun Raghavan <mail@arunraghavan.net>
5 
6   PulseAudio is free software; you can redistribute it and/or modify
7   it under the terms of the GNU Lesser General Public License as published
8   by the Free Software Foundation; either version 2.1 of the License,
9   or (at your option) any later version.
10 
11   PulseAudio is distributed in the hope that it will be useful, but
12   WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14   General Public License for more details.
15 
16   You should have received a copy of the GNU Lesser General Public License
17   along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
18 ***/
19 
20 #include <stdbool.h>
21 
22 #define PA_DOUBLE_IS_EQUAL(x, y) (((x) - (y)) < 0.000001 && ((x) - (y)) > -0.000001)
23 
24 typedef enum {
25     PA_JSON_TYPE_INIT = 0,
26     PA_JSON_TYPE_NULL,
27     PA_JSON_TYPE_INT,
28     PA_JSON_TYPE_DOUBLE,
29     PA_JSON_TYPE_BOOL,
30     PA_JSON_TYPE_STRING,
31     PA_JSON_TYPE_ARRAY,
32     PA_JSON_TYPE_OBJECT,
33 } pa_json_type;
34 
35 typedef struct pa_json_object pa_json_object;
36 
37 pa_json_object* pa_json_parse(const char *str);
38 pa_json_type pa_json_object_get_type(const pa_json_object *obj);
39 void pa_json_object_free(pa_json_object *obj);
40 
41 /* All pointer members that are returned are valid while the corresponding object is valid */
42 
43 int pa_json_object_get_int(const pa_json_object *o);
44 double pa_json_object_get_double(const pa_json_object *o);
45 bool pa_json_object_get_bool(const pa_json_object *o);
46 const char* pa_json_object_get_string(const pa_json_object *o);
47 
48 const pa_json_object* pa_json_object_get_object_member(const pa_json_object *o, const char *name);
49 
50 int pa_json_object_get_array_length(const pa_json_object *o);
51 const pa_json_object* pa_json_object_get_array_member(const pa_json_object *o, int index);
52 
53 bool pa_json_object_equal(const pa_json_object *o1, const pa_json_object *o2);
54