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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 #include "sync/internal_api/public/attachments/on_disk_attachment_store.h" | 5 #include "sync/internal_api/public/attachments/on_disk_attachment_store.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/location.h" | 9 #include "base/location.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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312 std::string data_str; | 312 std::string data_str; |
313 leveldb::Status status = db_->Get( | 313 leveldb::Status status = db_->Get( |
314 MakeNonCachingReadOptions(), key, &data_str); | 314 MakeNonCachingReadOptions(), key, &data_str); |
315 if (!status.ok()) { | 315 if (!status.ok()) { |
316 DVLOG(1) << "DB::Get for data failed: status=" << status.ToString(); | 316 DVLOG(1) << "DB::Get for data failed: status=" << status.ToString(); |
317 return attachment.Pass(); | 317 return attachment.Pass(); |
318 } | 318 } |
319 scoped_refptr<base::RefCountedMemory> data = | 319 scoped_refptr<base::RefCountedMemory> data = |
320 base::RefCountedString::TakeString(&data_str); | 320 base::RefCountedString::TakeString(&data_str); |
321 uint32_t crc32c = ComputeCrc32c(data); | 321 uint32_t crc32c = ComputeCrc32c(data); |
322 if (record_metadata.has_crc32c() && record_metadata.crc32c() != crc32c) { | 322 if (record_metadata.has_crc32c()) { |
323 DVLOG(1) << "Attachment crc does not match"; | 323 if (record_metadata.crc32c() != crc32c) { |
324 return attachment.Pass(); | 324 DVLOG(1) << "Attachment crc32c does not match value read from store"; |
| 325 return attachment.Pass(); |
| 326 } |
| 327 if (record_metadata.crc32c() != attachment_id.GetCrc32c()) { |
| 328 DVLOG(1) << "Attachment crc32c does not match value in AttachmentId"; |
| 329 return attachment.Pass(); |
| 330 } |
325 } | 331 } |
326 attachment.reset( | 332 attachment.reset( |
327 new Attachment(Attachment::CreateFromParts(attachment_id, data, crc32c))); | 333 new Attachment(Attachment::CreateFromParts(attachment_id, data))); |
328 return attachment.Pass(); | 334 return attachment.Pass(); |
329 } | 335 } |
330 | 336 |
331 bool OnDiskAttachmentStore::WriteSingleAttachment( | 337 bool OnDiskAttachmentStore::WriteSingleAttachment( |
332 const Attachment& attachment) { | 338 const Attachment& attachment) { |
333 const std::string metadata_key = | 339 const std::string metadata_key = |
334 MakeMetadataKeyFromAttachmentId(attachment.GetId()); | 340 MakeMetadataKeyFromAttachmentId(attachment.GetId()); |
335 const std::string data_key = MakeDataKeyFromAttachmentId(attachment.GetId()); | 341 const std::string data_key = MakeDataKeyFromAttachmentId(attachment.GetId()); |
336 | 342 |
337 std::string metadata_str; | 343 std::string metadata_str; |
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400 return key; | 406 return key; |
401 } | 407 } |
402 | 408 |
403 AttachmentMetadata OnDiskAttachmentStore::MakeAttachmentMetadata( | 409 AttachmentMetadata OnDiskAttachmentStore::MakeAttachmentMetadata( |
404 const AttachmentId& attachment_id, | 410 const AttachmentId& attachment_id, |
405 const attachment_store_pb::RecordMetadata& record_metadata) { | 411 const attachment_store_pb::RecordMetadata& record_metadata) { |
406 return AttachmentMetadata(attachment_id, record_metadata.attachment_size()); | 412 return AttachmentMetadata(attachment_id, record_metadata.attachment_size()); |
407 } | 413 } |
408 | 414 |
409 } // namespace syncer | 415 } // namespace syncer |
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