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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 // | 4 // |
5 // Sync protocol for attachments. | 5 // Sync protocol for attachments. |
6 | 6 |
7 // Update proto_{value,enum}_conversions{.h,.cc,_unittest.cc} if you change any | 7 // Update proto_{value,enum}_conversions{.h,.cc,_unittest.cc} if you change any |
8 // fields in this file. | 8 // fields in this file. |
9 | 9 |
10 syntax = "proto2"; | 10 syntax = "proto2"; |
11 | 11 |
12 option optimize_for = LITE_RUNTIME; | 12 option optimize_for = LITE_RUNTIME; |
13 option retain_unknown_fields = true; | |
14 | 13 |
15 package sync_pb; | 14 package sync_pb; |
16 | 15 |
17 // Identifies an attachment. | 16 // Identifies an attachment. |
18 message AttachmentIdProto { | 17 message AttachmentIdProto { |
19 // Uniquely identifies the attachment. Two attachments with the same unique_id | 18 // Uniquely identifies the attachment. Two attachments with the same unique_id |
20 // are considered equivalent. | 19 // are considered equivalent. |
21 optional string unique_id = 1; | 20 optional string unique_id = 1; |
22 // Size of the attachment data in bytes. | 21 // Size of the attachment data in bytes. |
23 optional uint64 size_bytes = 2; | 22 optional uint64 size_bytes = 2; |
24 // Crc32c of the attachment data. | 23 // Crc32c of the attachment data. |
25 optional uint32 crc32c = 3; | 24 optional uint32 crc32c = 3; |
26 } | 25 } |
27 | 26 |
28 // Metadata for a single attachment. | 27 // Metadata for a single attachment. |
29 message AttachmentMetadataRecord { | 28 message AttachmentMetadataRecord { |
30 optional AttachmentIdProto id = 1; | 29 optional AttachmentIdProto id = 1; |
31 // Indicates we know this attachment exists on the server. | 30 // Indicates we know this attachment exists on the server. |
32 optional bool is_on_server = 2; | 31 optional bool is_on_server = 2; |
33 } | 32 } |
34 | 33 |
35 // A collection of attachment metadata. This proto is part of EntryKernel's "on | 34 // A collection of attachment metadata. This proto is part of EntryKernel's "on |
36 // disk" representation. Private to sync. | 35 // disk" representation. Private to sync. |
37 message AttachmentMetadata { | 36 message AttachmentMetadata { |
38 // One record per attachment. | 37 // One record per attachment. |
39 repeated AttachmentMetadataRecord record = 1; | 38 repeated AttachmentMetadataRecord record = 1; |
40 } | 39 } |
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