100 lines
3 KiB
Protocol Buffer
100 lines
3 KiB
Protocol Buffer
// Go support for Protocol Buffers - Google's data interchange format
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//
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// Copyright 2010 The Go Authors. All rights reserved.
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// https://github.com/golang/protobuf
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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syntax = "proto2";
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import "extension_base.proto";
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import "extension_extra.proto";
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package extension_user;
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message UserMessage {
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optional string name = 1;
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optional string rank = 2;
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}
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// Extend with a message
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extend extension_base.BaseMessage {
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optional UserMessage user_message = 5;
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}
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// Extend with a foreign message
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extend extension_base.BaseMessage {
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optional extension_extra.ExtraMessage extra_message = 9;
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}
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// Extend with some primitive types
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extend extension_base.BaseMessage {
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optional int32 width = 6;
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optional int64 area = 7;
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}
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// Extend inside the scope of another type
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message LoudMessage {
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extend extension_base.BaseMessage {
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optional uint32 volume = 8;
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}
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extensions 100 to max;
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}
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// Extend inside the scope of another type, using a message.
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message LoginMessage {
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extend extension_base.BaseMessage {
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optional UserMessage user_message = 16;
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}
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}
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// Extend with a repeated field
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extend extension_base.BaseMessage {
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repeated Detail detail = 17;
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}
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message Detail {
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optional string color = 1;
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}
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// An extension of an extension
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message Announcement {
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optional string words = 1;
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extend LoudMessage {
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optional Announcement loud_ext = 100;
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}
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}
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// Something that can be put in a message set.
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message OldStyleParcel {
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extend extension_base.OldStyleMessage {
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optional OldStyleParcel message_set_extension = 2001;
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}
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required string name = 1;
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optional int32 height = 2;
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}
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