1// Copyright 2020 Google Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14//
15////////////////////////////////////////////////////////////////////////////////
16
17// The proto definition for JSON format has been written based on
18// http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf
19
20syntax = "proto2";
21
22package json_proto;
23
24message JsonParseAPI {
25  required int32 settings = 1;
26  required JsonObject object_value = 2;
27}
28
29message JsonObject {
30  required int32 settings = 1;
31  required string name = 2;
32  required JsonValue value = 3;
33}
34
35message JsonValue {
36  oneof value {
37    // Json value types:
38
39    // null: null, will be used when 'oneof' contains nothing
40
41    // object: another json object of any type
42    JsonObject object_value = 1;
43
44    // array: an array of values
45    ArrayValue array_value = 2;
46
47    // number: can be an integer, a float, an exponent
48    NumberValue number_value = 3;
49
50    // string: unicode string
51    StringValue string_value = 4;
52
53    // boolean: true or talse
54    BooleanValue boolean_value = 5;
55  }
56}
57
58message ArrayValue {
59  repeated JsonValue value = 1;
60}
61
62message NumberInteger {
63  required int64 value = 1;
64}
65
66message NumberFloat {
67  required double value = 1;
68}
69
70message NumberExponent {
71  required int32 base = 1;
72  required int32 exponent = 2;
73  required bool use_uppercase = 3;
74}
75
76message NumberExponentFrac {
77  required float base = 1;
78  required int32 exponent = 2;
79  required bool use_uppercase = 3;
80}
81
82message NumberValue {
83  required NumberInteger integer_value = 1;
84
85  // integer_value is used when oneof field below has nothing.
86  oneof value {
87    NumberFloat float_value = 2;
88    NumberExponent exponent_value = 3;
89    NumberExponentFrac exponent_frac_value = 4;
90  }
91}
92
93message StringValue {
94  required string value = 1;
95}
96
97message BooleanValue {
98  required bool value = 1;
99}
100