1syntax = "proto2";
2// package name placeholder
3
4message SubMessage {
5    required string substuff1 = 1 [default = "1"];
6    required int32 substuff2 = 2 [default = 2];
7    optional fixed32 substuff3 = 3 [default = 3];
8}
9
10message EmptyMessage {
11
12}
13
14enum HugeEnum {
15    Negative = -2147483647; /* protoc doesn't accept -2147483648 here */
16    Positive =  2147483647;
17}
18
19message Limits {
20    required int32      int32_min  =  1 [default = 2147483647];
21    required int32      int32_max  =  2 [default = -2147483647];
22    required uint32     uint32_min =  3 [default = 4294967295];
23    required uint32     uint32_max =  4 [default = 0];
24    required HugeEnum   enum_min   =  9 [default = Positive];
25    required HugeEnum   enum_max   = 10 [default = Negative];
26}
27
28enum MyEnum {
29    Zero = 0;
30    First = 1;
31    Second = 2;
32    Truth = 42;
33}
34
35message AllTypes {
36    required int32      req_int32   = 1;
37    required uint32     req_uint32  = 3;
38    required sint32     req_sint32  = 5;
39    required bool       req_bool    = 7;
40    
41    required fixed32    req_fixed32 = 8;
42    required sfixed32   req_sfixed32= 9;
43    required float      req_float   = 10;
44    
45    required string     req_string  = 14;
46    required bytes      req_bytes   = 15;
47    required SubMessage req_submsg  = 16;
48    required MyEnum     req_enum    = 17;
49    required EmptyMessage req_emptymsg = 18;
50    required bytes      req_fbytes  = 19;
51    
52    repeated int32      rep_int32   = 21 [packed = true];
53    repeated uint32     rep_uint32  = 23 [packed = true];
54    repeated sint32     rep_sint32  = 25 [packed = true];
55    repeated bool       rep_bool    = 27 [packed = true];
56    
57    repeated fixed32    rep_fixed32 = 28 [packed = true];
58    repeated sfixed32   rep_sfixed32= 29 [packed = true];
59    repeated float      rep_float   = 30 [packed = true];
60    
61    repeated string     rep_string  = 34;
62    repeated bytes      rep_bytes   = 35;
63    repeated SubMessage rep_submsg  = 36;
64    repeated MyEnum     rep_enum    = 37 [packed = true];
65    repeated EmptyMessage rep_emptymsg = 38;
66    repeated bytes      rep_fbytes  = 39;
67    
68    optional int32      opt_int32   = 41 [default = 4041];
69    optional uint32     opt_uint32  = 43 [default = 4043];
70    optional sint32     opt_sint32  = 45 [default = 4045];
71    optional bool       opt_bool    = 47 [default = false];
72    
73    optional fixed32    opt_fixed32 = 48 [default = 4048];
74    optional sfixed32   opt_sfixed32= 49 [default = 4049];
75    optional float      opt_float   = 50 [default = 4050];
76    
77    optional string     opt_string  = 54 [default = "4054"];
78    optional bytes      opt_bytes   = 55 [default = "4055"];
79    optional SubMessage opt_submsg  = 56;
80    optional MyEnum     opt_enum    = 57 [default = Second];
81    optional EmptyMessage opt_emptymsg = 58;
82    optional bytes      opt_fbytes  = 59 [default = "4059"];
83
84    oneof oneof
85    {
86        SubMessage oneof_msg1 = 60;
87        EmptyMessage oneof_msg2 = 61;
88    }
89    
90    // Check that extreme integer values are handled correctly
91    required Limits     req_limits = 98;
92
93    // Just to make sure that the size of the fields has been calculated
94    // properly, i.e. otherwise a bug in last field might not be detected.
95    required int32      end = 99;
96
97
98    extensions 200 to 255;
99}
100
101