2 *------------------------------------------------------------------
5 * Copyright (c) 2015 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
20 #ifndef __JSON_FORMAT_H__
21 #define __JSON_FORMAT_H__
23 #include <vppinfra/clib.h>
24 #include <vppinfra/format.h>
25 #include <netinet/ip.h>
40 } vat_json_val_type_t;
42 typedef struct vat_json_node_s vat_json_node_t;
43 typedef struct vat_json_pair_s vat_json_pair_t;
45 /* JSON object structure */
46 struct vat_json_node_s
48 vat_json_val_type_t type;
51 vat_json_pair_t *pairs;
52 vat_json_node_t *array;
62 struct vat_json_pair_s
65 vat_json_node_t value;
68 void vat_json_print (FILE * ofp, vat_json_node_t * node);
69 void vat_json_free (vat_json_node_t * node);
71 static_always_inline void
72 vat_json_init_object (vat_json_node_t * json)
74 json->type = VAT_JSON_OBJECT;
78 static_always_inline void
79 vat_json_init_array (vat_json_node_t * json)
81 json->type = VAT_JSON_ARRAY;
85 static_always_inline void
86 vat_json_set_string (vat_json_node_t * json, u8 * str)
88 json->type = VAT_JSON_STRING;
92 static_always_inline void
93 vat_json_set_string_copy (vat_json_node_t * json, const u8 * str)
96 int len = strlen ((const char *) str);
97 vec_validate (ns, len);
98 strncpy ((char *) ns, (const char *) str, len + 1);
100 vat_json_set_string (json, ns);
103 static_always_inline void
104 vat_json_set_int (vat_json_node_t * json, i64 num)
106 json->type = VAT_JSON_INT;
110 static_always_inline void
111 vat_json_set_uint (vat_json_node_t * json, u64 num)
113 json->type = VAT_JSON_UINT;
117 static_always_inline void
118 vat_json_set_real (vat_json_node_t * json, f64 real)
120 json->type = VAT_JSON_REAL;
124 static_always_inline void
125 vat_json_set_ip4 (vat_json_node_t * json, struct in_addr ip4)
127 json->type = VAT_JSON_IPV4;
131 static_always_inline void
132 vat_json_set_ip6 (vat_json_node_t * json, struct in6_addr ip6)
134 json->type = VAT_JSON_IPV6;
138 static_always_inline vat_json_node_t *
139 vat_json_object_add (vat_json_node_t * json, const char *name)
141 ASSERT (VAT_JSON_OBJECT == json->type);
142 uword pos = vec_len (json->pairs);
143 vec_validate (json->pairs, pos);
144 json->pairs[pos].name = name;
145 return &json->pairs[pos].value;
148 static_always_inline vat_json_node_t *
149 vat_json_array_add (vat_json_node_t * json)
151 ASSERT (VAT_JSON_ARRAY == json->type);
152 uword pos = vec_len (json->array);
153 vec_validate (json->array, pos);
154 return &json->array[pos];
157 static_always_inline vat_json_node_t *
158 vat_json_object_add_list (vat_json_node_t * json, const char *name)
160 vat_json_node_t *array_node = vat_json_object_add (json, name);
161 vat_json_init_array (array_node);
165 static_always_inline void
166 vat_json_object_add_string_copy (vat_json_node_t * json,
167 const char *name, u8 * str)
169 vat_json_set_string_copy (vat_json_object_add (json, name), str);
172 static_always_inline void
173 vat_json_object_add_uint (vat_json_node_t * json,
174 const char *name, u64 number)
176 vat_json_set_uint (vat_json_object_add (json, name), number);
179 static_always_inline void
180 vat_json_object_add_int (vat_json_node_t * json, const char *name, i64 number)
182 vat_json_set_int (vat_json_object_add (json, name), number);
185 static_always_inline void
186 vat_json_object_add_real (vat_json_node_t * json, const char *name, f64 real)
188 vat_json_set_real (vat_json_object_add (json, name), real);
191 static_always_inline void
192 vat_json_object_add_ip4 (vat_json_node_t * json,
193 const char *name, struct in_addr ip4)
195 vat_json_set_ip4 (vat_json_object_add (json, name), ip4);
198 static_always_inline void
199 vat_json_object_add_ip6 (vat_json_node_t * json,
200 const char *name, struct in6_addr ip6)
202 vat_json_set_ip6 (vat_json_object_add (json, name), ip6);
205 static_always_inline void
206 vat_json_array_add_int (vat_json_node_t * json, i64 number)
208 vat_json_set_int (vat_json_array_add (json), number);
211 static_always_inline void
212 vat_json_array_add_uint (vat_json_node_t * json, u64 number)
214 vat_json_set_uint (vat_json_array_add (json), number);
217 static_always_inline void
218 vat_json_object_add_bytes (vat_json_node_t * json,
219 const char *name, u8 * array, uword size)
221 ASSERT (VAT_JSON_OBJECT == json->type);
222 vat_json_node_t *json_array = vat_json_object_add (json, name);
223 vat_json_init_array (json_array);
225 for (i = 0; i < size; i++)
227 vat_json_array_add_uint (json_array, array[i]);
231 static_always_inline vat_json_node_t *
232 vat_json_object_get_element (vat_json_node_t * json, const char *name)
236 ASSERT (VAT_JSON_OBJECT == json->type);
237 for (i = 0; i < vec_len (json->pairs); i++)
239 if (0 == strcmp (json->pairs[i].name, name))
241 return &json->pairs[i].value;
247 #endif /* __JSON_FORMAT_H__ */
250 * fd.io coding-style-patch-verification: ON
253 * eval: (c-set-style "gnu")