67 lines
1.9 KiB
Protocol Buffer
67 lines
1.9 KiB
Protocol Buffer
/**
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* Copyright 2013 Signal Messenger, LLC
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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syntax = "proto2";
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package textsecure;
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option java_package = "org.whispersystems.textsecuregcm.entities";
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option java_outer_classname = "MessageProtos";
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message Envelope {
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enum Type {
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UNKNOWN = 0;
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CIPHERTEXT = 1;
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KEY_EXCHANGE = 2;
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PREKEY_BUNDLE = 3;
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SERVER_DELIVERY_RECEIPT = 5;
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UNIDENTIFIED_SENDER = 6;
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reserved 7;
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PLAINTEXT_CONTENT = 8; // for decryption error receipts
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}
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optional Type type = 1;
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optional string source_uuid = 11;
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optional uint32 source_device = 7;
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optional uint64 timestamp = 5;
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optional bytes content = 8; // Contains an encrypted Content
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optional string server_guid = 9;
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optional uint64 server_timestamp = 10;
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optional bool ephemeral = 12; // indicates that the message should not be persisted if the recipient is offline
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optional string destination_uuid = 13;
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optional bool urgent = 14 [default=true];
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optional string updated_pni = 15;
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optional bool story = 16; // indicates that the content is a story.
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optional bytes report_spam_token = 17; // token sent when reporting spam
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// next: 18
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}
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message ProvisioningUuid {
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optional string uuid = 1;
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}
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message ServerCertificate {
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message Certificate {
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optional uint32 id = 1;
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optional bytes key = 2;
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}
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optional bytes certificate = 1;
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optional bytes signature = 2;
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}
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message SenderCertificate {
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message Certificate {
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optional string sender = 1;
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optional string sender_uuid = 6;
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optional uint32 sender_device = 2;
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optional fixed64 expires = 3;
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optional bytes identity_key = 4;
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optional ServerCertificate signer = 5;
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}
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optional bytes certificate = 1;
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optional bytes signature = 2;
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}
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