1/*-
2 * Copyright (c) 2010,2011 Alistair Crooks <agc@NetBSD.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 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25#ifndef MJ_H_
26#define MJ_H_ 20110607
27
28enum {
29 MJ_NULL = 1,
30 MJ_FALSE = 2,
31 MJ_TRUE = 3,
32 MJ_NUMBER = 4,
33 MJ_STRING = 5,
34 MJ_ARRAY = 6,
35 MJ_OBJECT = 7,
36
37 MJ_LAST = MJ_OBJECT,
38
39 MJ_HUMAN = 0, /* human readable, not encoded */
40 MJ_JSON_ENCODE = 1 /* encoded JSON */
41};
42
43/* a minimalist JSON node */
44typedef struct mj_t {
45 unsigned type; /* type of JSON node */
46 unsigned c; /* # of chars */
47 unsigned size; /* size of array */
48 union {
49 struct mj_t *v; /* sub-objects */
50 char *s; /* string value */
51 } value;
52} mj_t;
53
54/* creation and deletion */
55int mj_create(mj_t */*atom*/, const char */*type*/, .../*value*/);
56int mj_parse(mj_t */*atom*/, const char */*s*/, int */*from*/,
57 int */*to*/, int */*token*/);
58int mj_append(mj_t */*atom*/, const char */*type*/, .../*value*/);
59int mj_append_field(mj_t */*atom*/, const char */*name*/, const char */*type*/,
60 .../*value*/);
61int mj_deepcopy(mj_t */*dst*/, mj_t */*src*/);
62void mj_delete(mj_t */*atom*/);
63
64/* JSON object access */
65int mj_arraycount(mj_t */*atom*/);
66int mj_object_find(mj_t */*atom*/, const char */*name*/,
67 const unsigned /*from*/, const unsigned /*incr*/);
68mj_t *mj_get_atom(mj_t */*atom*/, ...);
69int mj_lint(mj_t */*atom*/);
70
71/* textual output */
72int mj_snprint(char */*buf*/, size_t /*size*/, mj_t */*atom*/, int /*encoded*/);
73int mj_asprint(char **/*bufp*/, mj_t */*atom*/, int /*encoded*/);
74int mj_string_size(mj_t */*atom*/);
75int mj_pretty(mj_t */*atom*/, void */*fp*/, unsigned /*depth*/,
76 const char */*trailer*/);
77const char *mj_string_rep(mj_t */*atom*/);
78
79#endif
80