lib/json.c

   1 /* json-c wrapper
   2  * Copyright (C) 2015 Cumulus Networks, Inc.
   3  *
   4  * This file is part of GNU Zebra.
   5  *
   6  * GNU Zebra is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2, or (at your option) any
   9  * later version.
  10  *
  11  * GNU Zebra 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 General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include <zebra.h>
  22
  23 #include "command.h"
  24 #include "lib/json.h"
  25
  26 /*
  27  * This function assumes that the json keyword
  28  * is the *last* keyword on the line no matter
  29  * what.
  30  */
  31 int
  32 use_json (const int argc, struct cmd_token *argv[])
  33 {
  34   if (argc == 0)
  35     return 0;
  36
  37   if (argv[argc-1]->arg && strcmp(argv[argc-1]->arg, "json") == 0)
  38     return 1;
  39
  40   return 0;
  41 }
  42
  43 void
  44 json_object_string_add(struct json_object* obj, const char *key,
  45                        const char *s)
  46 {
  47   json_object_object_add(obj, key, json_object_new_string(s));
  48 }
  49
  50 void
  51 json_object_int_add(struct json_object* obj, const char *key, int32_t i)
  52 {
  53   json_object_object_add(obj, key, json_object_new_int(i));
  54 }
  55
  56 void
  57 json_object_long_add(struct json_object* obj, const char *key, int64_t i)
  58 {
  59 #if defined(HAVE_JSON_C_JSON_H)
  60   json_object_object_add(obj, key, json_object_new_int64(i));
  61 #else
  62   json_object_object_add(obj, key, json_object_new_int((int)i));
  63 #endif
  64 }
  65
  66 void
  67 json_object_boolean_false_add(struct json_object* obj, const char *key)
  68 {
  69   json_object_object_add(obj, key, json_object_new_boolean(0));
  70 }
  71
  72 void
  73 json_object_boolean_true_add(struct json_object* obj, const char *key)
  74 {
  75   json_object_object_add(obj, key, json_object_new_boolean(1));
  76 }
  77
  78 struct json_object*
  79 json_object_lock(struct json_object *obj)
  80 {
  81   return json_object_get(obj);
  82 }
  83
  84 void
  85 json_object_free(struct json_object *obj)
  86 {
  87   json_object_put(obj);
  88 }
  89
  90 #if !defined(HAVE_JSON_C_JSON_H)
  91 int
  92 json_object_object_get_ex(struct json_object *obj,
  93                           const char *key,
  94                           struct json_object **value)
  95 {
  96   *value = json_object_object_get(obj, key);
  97
  98   if (*value)
  99     return 1;
 100
 101   return 0;
 102 }
 103 #endif