]>
git.proxmox.com Git - ovs.git/blob - tests/test-json.c
c7c01c8e874ef7051b2c6dab665af45a52206ef7
2 * Copyright (c) 2009, 2010 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
28 /* --pretty: If set, the JSON output is pretty-printed, instead of printed as
29 * compactly as possible. */
30 static int pretty
= 0;
32 /* --multiple: If set, the input is a sequence of JSON objects or arrays,
33 * instead of exactly one object or array. */
34 static int multiple
= 0;
37 print_and_free_json(struct json
*json
)
40 if (json
->type
== JSON_STRING
) {
41 printf("error: %s\n", json
->u
.string
);
44 char *s
= json_to_string(json
, JSSF_SORT
| (pretty
? JSSF_PRETTY
: 0));
54 refill(FILE *file
, void *buffer
, size_t buffer_size
, size_t *n
, size_t *used
)
61 *n
= fread(buffer
, 1, buffer_size
, file
);
63 ovs_fatal(errno
, "Error reading input file");
70 parse_multiple(FILE *stream
)
72 struct json_parser
*parser
;
80 while (used
< n
|| refill(stream
, buffer
, sizeof buffer
, &n
, &used
)) {
81 if (!parser
&& isspace((unsigned char) buffer
[used
])) {
82 /* Skip white space. */
86 parser
= json_parser_create(0);
89 used
+= json_parser_feed(parser
, &buffer
[used
], n
- used
);
91 if (!print_and_free_json(json_parser_finish(parser
))) {
99 if (!print_and_free_json(json_parser_finish(parser
))) {
107 main(int argc
, char *argv
[])
109 const char *input_file
;
113 set_program_name(argv
[0]);
116 static const struct option options
[] = {
117 {"pretty", no_argument
, &pretty
, 1},
118 {"multiple", no_argument
, &multiple
, 1},
120 int option_index
= 0;
121 int c
= getopt_long (argc
, argv
, "", options
, &option_index
);
138 if (argc
- optind
!= 1) {
139 ovs_fatal(0, "usage: %s [--pretty] [--multiple] INPUT.json",
143 input_file
= argv
[optind
];
144 stream
= !strcmp(input_file
, "-") ? stdin
: fopen(input_file
, "r");
146 ovs_fatal(errno
, "Cannot open \"%s\"", input_file
);
150 ok
= parse_multiple(stream
);
152 ok
= print_and_free_json(json_from_stream(stream
));