// Copyright 2013 Google Inc.  All rights reserved.

syntax = "proto2";

package proto2;

option java_package = "com.google.protobuf";
option java_outer_classname = "DescriptorProtos";
option optimize_for = SPEED;

message FileDescriptorSet {
  repeated FileDescriptorProto file = 1;
}

message FileDescriptorProto {
  optional string name = 1;
  optional string package = 2;
  repeated string dependency = 3;
  repeated int32 public_dependency = 10;
  repeated int32 weak_dependency = 11;
  repeated DescriptorProto message_type = 4;
  repeated EnumDescriptorProto enum_type = 5;
  repeated ServiceDescriptorProto service = 6;
  repeated FieldDescriptorProto extension = 7;
  optional FileOptions options = 8;
  optional SourceCodeInfo source_code_info = 9;
}

message DescriptorProto {
  optional string name = 1;
  repeated FieldDescriptorProto field = 2;
  repeated FieldDescriptorProto extension = 6;
  repeated DescriptorProto nested_type = 3;
  repeated EnumDescriptorProto enum_type = 4;
  message ExtensionRange {
    optional int32 start = 1;
    optional int32 end = 2;
  }
  repeated ExtensionRange extension_range = 5;
  optional MessageOptions options = 7;
}

message FieldDescriptorProto {
  enum Type {
    TYPE_DOUBLE         = 1;
    TYPE_FLOAT          = 2;
    TYPE_INT64          = 3;
    TYPE_UINT64         = 4;
    TYPE_INT32          = 5;
    TYPE_FIXED64        = 6;
    TYPE_FIXED32        = 7;
    TYPE_BOOL           = 8;
    TYPE_STRING         = 9;
    TYPE_GROUP          = 10;
    TYPE_MESSAGE        = 11;
    TYPE_BYTES          = 12;
    TYPE_UINT32         = 13;
    TYPE_ENUM           = 14;
    TYPE_SFIXED32       = 15;
    TYPE_SFIXED64       = 16;
    TYPE_SINT32         = 17;
    TYPE_SINT64         = 18;
  };
  enum Label {
    LABEL_OPTIONAL      = 1;
    LABEL_REQUIRED      = 2;
    LABEL_REPEATED      = 3;
  };
  optional string name = 1;
  optional int32 number = 3;
  optional Label label = 4;
  optional Type type = 5;
  optional string type_name = 6;
  optional string extendee = 2;
  optional string default_value = 7;
  optional FieldOptions options = 8;
}

message EnumDescriptorProto {
  optional string name = 1;
  repeated EnumValueDescriptorProto value = 2;
  optional EnumOptions options = 3;
}

message EnumValueDescriptorProto {
  optional string name = 1;
  optional int32 number = 2;
  optional EnumValueOptions options = 3;
}

message ServiceDescriptorProto {
  optional string name = 1;
  repeated MethodDescriptorProto method = 2;
  repeated StreamDescriptorProto stream = 4;
  optional ServiceOptions options = 3;
}

message MethodDescriptorProto {
  optional string name = 1;
  optional string input_type = 2;
  optional string output_type = 3;
  optional MethodOptions options = 4;
}

message StreamDescriptorProto {
  optional string name = 1;
  optional string client_message_type = 2;
  optional string server_message_type = 3;
  optional StreamOptions options = 4;
}

message FileOptions {
  optional int32 cc_api_version = 2 [default=2];
  enum CompatibilityLevel {
    NO_COMPATIBILITY = 0;
    PROTO1_COMPATIBLE = 100;
    DEPRECATED_PROTO1_COMPATIBLE = 50;
  }
  optional CompatibilityLevel cc_api_compatibility = 15 [default=NO_COMPATIBILITY];
  optional bool cc_proto_array_compatible = 22 [default=true];
  optional bool cc_utf8_verification = 24 [default=true];
  optional bool cc_proto1_text_format = 25 [default=false];
  optional string java_package = 1;
  optional int32 py_api_version = 4 [default=2];
  optional int32 java_api_version = 5 [default=2];
  optional bool java_use_javaproto2 = 6 [default=true];
  optional bool java_java5_enums = 7 [default=true];
  optional bool java_generate_rpc_baseimpl = 13 [default=false];
  optional bool java_use_javastrings = 21 [default=false];
  optional string java_alt_api_package = 19;
  optional string java_outer_classname = 8;
  optional bool java_multiple_files = 10 [default=false];
  optional bool java_generate_equals_and_hash = 20 [default=false];
  enum OptimizeMode {
    SPEED = 1;
    CODE_SIZE = 2;
    LITE_RUNTIME = 3;
  }
  optional OptimizeMode optimize_for = 9 [default=SPEED];
  optional string go_package = 11;
  optional string javascript_package = 12;
  optional int32 szl_api_version = 14 [default=1];
  optional bool java_generic_services = 17 [default=false];
  optional bool py_generic_services = 18 [default=false];
  optional bool deprecated = 23 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message MessageOptions {
  optional bool message_set_wire_format = 1 [default=false];
  optional bool no_standard_descriptor_accessor = 2 [default=false];
  optional bool deprecated = 3 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message FieldOptions {
  optional CType ctype = 1 [default = STRING];
  enum CType {
    STRING = 0;
    CORD = 1;
    STRING_PIECE = 2;
  }
  optional bool packed = 2;
  optional JType jtype = 4 [default = NORMAL];
  enum JType {
    NORMAL = 0;
    BYTES = 1;
  }
  optional JSType jstype = 6 [default = JS_NORMAL];
  enum JSType {
    JS_NORMAL = 0;
    JS_STRING = 1;
    JS_NUMBER = 2;
  }
  optional bool lazy = 5 [default=false];
  optional bool deprecated = 3 [default=false];
  optional string experimental_map_key = 9;
  optional bool weak = 10 [default=false];
  message UpgradedOption {
    optional string name = 1;
    optional string value = 2;
  };
  repeated UpgradedOption upgraded_option = 11;
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message EnumOptions {
  optional string proto1_name = 1;
  optional bool allow_alias = 2;
  optional bool deprecated = 3 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message EnumValueOptions {
  optional bool deprecated = 1 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message ServiceOptions {
  optional bool multicast_stub = 20 [default=false];
  optional double failure_detection_delay = 16 [default=-1.0];
  optional bool deprecated = 33 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message MethodOptions {
  enum Protocol {
    TCP = 0;
    UDP = 1;
  }
  enum SecurityLevel {
    NONE = 0;
    INTEGRITY = 1;
    PRIVACY_AND_INTEGRITY = 2;
    STRONG_PRIVACY_AND_INTEGRITY = 3;
  }
  enum Format {
    UNCOMPRESSED = 0;
    ZIPPY_COMPRESSED = 1;
  }
  optional double deadline = 8  [default=-1.0];
  optional bool duplicate_suppression = 9  [default=false];
  optional bool fail_fast = 10 [default=false];
  optional sint32 client_logging = 11 [default=256];
  optional sint32 server_logging = 12 [default=256];
  optional SecurityLevel security_level = 13 [default=NONE];
  optional Format response_format = 15 [default=UNCOMPRESSED];
  optional Format request_format = 17 [default=UNCOMPRESSED];
  optional string stream_type = 18;
  optional bool deprecated = 33 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message StreamOptions {
  enum TokenUnit {
    MESSAGE = 0;
    BYTE = 1;
  }
  optional int64 client_initial_tokens = 1 [default=-1];
  optional int64 server_initial_tokens = 2 [default=-1];
  optional TokenUnit token_unit = 3 [default=MESSAGE];
  optional MethodOptions.SecurityLevel security_level = 4 [default=NONE];
  optional string security_label = 5;
  optional int32 client_logging = 6 [default=256];
  optional int32 server_logging = 7 [default=256];
  optional bool deprecated = 33 [default=false];
  repeated UninterpretedOption uninterpreted_option = 999;
  extensions 1000 to max;
}

message UninterpretedOption {
  message NamePart {
    required string name_part = 1;
    required bool is_extension = 2;
  }
  repeated NamePart name = 2;
  optional string identifier_value = 3;
  optional uint64 positive_int_value = 4;
  optional int64 negative_int_value = 5;
  optional double double_value = 6;
  optional bytes string_value = 7;
  optional string aggregate_value = 8;
}

message SourceCodeInfo {
  repeated Location location = 1;
  message Location {
    repeated int32 path = 1 [packed=true];
    repeated int32 span = 2 [packed=true];
    optional string leading_comments = 3;
    optional string trailing_comments = 4;
  }
}