1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/*
*
* Copyright 2015-2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef GRPC_CORE_LIB_JSON_JSON_H
#define GRPC_CORE_LIB_JSON_JSON_H
#include <stdlib.h>
#include "src/core/lib/json/json_common.h"
/* A tree-like structure to hold json values. The key and value pointers
* are not owned by it.
*/
typedef struct grpc_json {
struct grpc_json *next;
struct grpc_json *prev;
struct grpc_json *child;
struct grpc_json *parent;
grpc_json_type type;
const char *key;
const char *value;
} grpc_json;
/* The next two functions are going to parse the input string, and
* modify it in the process, in order to use its space to store
* all of the keys and values for the returned object tree.
*
* They assume UTF-8 input stream, and will output UTF-8 encoded
* strings in the tree. The input stream's UTF-8 isn't validated,
* as in, what you input is what you get as an output.
*
* All the keys and values in the grpc_json objects will be strings
* pointing at your input buffer.
*
* Delete the allocated tree afterward using grpc_json_destroy().
*/
grpc_json *grpc_json_parse_string_with_len(char *input, size_t size);
grpc_json *grpc_json_parse_string(char *input);
/* This function will create a new string using gpr_realloc, and will
* deserialize the grpc_json tree into it. It'll be zero-terminated,
* but will be allocated in chunks of 256 bytes.
*
* The indent parameter controls the way the output is formatted.
* If indent is 0, then newlines will be suppressed as well, and the
* output will be condensed at its maximum.
*/
char *grpc_json_dump_to_string(grpc_json *json, int indent);
/* Use these to create or delete a grpc_json object.
* Deletion is recursive. We will not attempt to free any of the strings
* in any of the objects of that tree.
*/
grpc_json *grpc_json_create(grpc_json_type type);
void grpc_json_destroy(grpc_json *json);
#endif /* GRPC_CORE_LIB_JSON_JSON_H */
|
