1 /*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
15 */
16
17 /**
18 * $Id: dc3e7f6ca215410a327b236615883d1680baacdb $
19 *
20 * @brief Workarounds for missing functions in older json-c libraries.
21 * @file jsonc_missing.c
22 *
23 * @author Aaron Hurt <ahurt@anbcs.com>
24 * @copyright 2013-2014 The FreeRADIUS Server Project.
25 */
26
27 RCSID("$Id: dc3e7f6ca215410a327b236615883d1680baacdb $")
28
29 #include <string.h>
30
31 #include "jsonc_missing.h"
32
33 #ifndef HAVE_JSON_C_VERSION
json_c_version(void)34 const char *json_c_version(void) {
35 return "Unknown (less than 0.10) - Please upgrade";
36 }
37 #endif
38
39 #ifndef HAVE_JSON_OBJECT_GET_STRING_LEN
json_object_get_string_len(json_object * obj)40 int json_object_get_string_len(json_object *obj) {
41 if ((obj == NULL) || (json_object_get_type(obj) != json_type_string))
42 return 0;
43 return (int)strlen(json_object_get_string(obj));
44 }
45 #endif
46
47 #ifndef HAVE_JSON_OBJECT_OBJECT_GET_EX
json_object_object_get_ex(struct json_object * jso,const char * key,struct json_object ** value)48 int json_object_object_get_ex(struct json_object *jso, const char *key, struct json_object **value) {
49 struct json_object *jobj;
50
51 if ((jso == NULL) || (key == NULL)) return 0;
52 if (value != NULL) *value = NULL;
53
54 switch (json_object_get_type(jso)) {
55 case json_type_object:
56 jobj = json_object_object_get(jso, key);
57 if (jobj == NULL) return 0;
58
59 if (value != NULL) *value = jobj;
60 return 1;
61
62 default:
63 if (value != NULL) *value = NULL;
64 return 0;
65 }
66 }
67 #endif
68
69 #ifndef HAVE_JSON_TOKENER_GET_ERROR
json_tokener_get_error(json_tokener * tok)70 enum json_tokener_error json_tokener_get_error(json_tokener *tok) {
71 return tok->err;
72 }
73 #endif
74
75 #ifndef HAVE_JSON_TOKENER_ERROR_DESC
json_tokener_error_desc(enum json_tokener_error jerr)76 const char *json_tokener_error_desc(enum json_tokener_error jerr) {
77 int jerr_int = (int)jerr;
78 if (json_tokener_errors[jerr_int] == NULL)
79 return "Unknown error, invalid json_tokener_error value passed to json_tokener_error_desc()";
80 return json_tokener_errors[jerr_int];
81 }
82 #endif
83