4 * (c) 2015 Martin Mares <mj@ucw.cz>
6 * This software may be freely distributed and used according to the terms
7 * of the GNU Lesser General Public License.
10 #ifndef _UCW_JSON_JSON_H
11 #define _UCW_JSON_JSON_H
13 #include <ucw/clists.h>
14 #include <ucw/slists.h>
15 #include <ucw/mempool.h>
16 #include <ucw/fastbuf.h>
18 #ifdef CONFIG_UCW_CLEAN_ABI
28 struct mempool_state init_state;
31 struct fastbuf *in_fb;
34 struct json_node *next_token;
35 struct json_node *trivial_token;
39 struct json_context *json_new(void);
40 void json_delete(struct json_context *js);
41 void json_reset(struct json_context *js);
51 // These are not real nodes, but raw tokens
62 enum json_node_type type;
67 struct json_node **elements; // Growing array
68 struct json_pair *pairs; // Growing array
74 struct json_node *value;
78 struct json_node *json_new_node(struct json_context *js, enum json_node_type type);
80 static inline struct json_node *json_new_null(struct json_context *js)
82 return json_new_node(js, JSON_NULL);
85 static inline struct json_node *json_new_bool(struct json_context *js, bool value)
87 struct json_node *n = json_new_node(js, JSON_BOOLEAN);
92 static inline struct json_node *json_new_number(struct json_context *js, double value)
94 struct json_node *n = json_new_node(js, JSON_NUMBER);
99 static inline struct json_node *json_new_string_ref(struct json_context *js, const char *value)
101 struct json_node *n = json_new_node(js, JSON_STRING);
106 static inline struct json_node *json_new_string(struct json_context *js, const char *value)
108 return json_new_string_ref(js, mp_strdup(js->pool, value));
111 struct json_node *json_new_array(struct json_context *js);
112 void json_array_append(struct json_node *array, struct json_node *elt);
114 struct json_node *json_new_object(struct json_context *js);
115 // FIXME: key must not be freed
116 void json_object_set(struct json_node *n, const char *key, struct json_node *value);
117 struct json_node *json_object_get(struct json_node *n, const char *key);
119 void json_set_input(struct json_context *js, struct fastbuf *in);
120 struct json_node *json_peek_token(struct json_context *js);
121 struct json_node *json_next_token(struct json_context *js);
123 struct json_node *json_next_object(struct json_context *js);
125 struct json_node *json_parse(struct json_context *js, struct fastbuf *fb);