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Side by Side Diff: net/disk_cache/simple/simple_version_upgrade.cc

Issue 266243004: Clang format slam. Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 7 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 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 "net/disk_cache/simple/simple_version_upgrade.h" 5 #include "net/disk_cache/simple/simple_version_upgrade.h"
6 6
7 #include <cstring> 7 #include <cstring>
8 8
9 #include "base/file_util.h" 9 #include "base/file_util.h"
10 #include "base/files/file.h" 10 #include "base/files/file.h"
(...skipping 12 matching lines...) Expand all
23 const uint32 kMinVersionAbleToUpgrade = 5; 23 const uint32 kMinVersionAbleToUpgrade = 5;
24 24
25 const char kFakeIndexFileName[] = "index"; 25 const char kFakeIndexFileName[] = "index";
26 const char kIndexFileName[] = "the-real-index"; 26 const char kIndexFileName[] = "the-real-index";
27 27
28 void LogMessageFailedUpgradeFromVersion(int version) { 28 void LogMessageFailedUpgradeFromVersion(int version) {
29 LOG(ERROR) << "Failed to upgrade Simple Cache from version: " << version; 29 LOG(ERROR) << "Failed to upgrade Simple Cache from version: " << version;
30 } 30 }
31 31
32 bool WriteFakeIndexFile(const base::FilePath& file_name) { 32 bool WriteFakeIndexFile(const base::FilePath& file_name) {
33 base::File file(file_name, base::File::FLAG_CREATE | base::File::FLAG_WRITE); 33 base::File file(file_name, base::File::FLAG_CREATE | base::File::FLAG_WRITE);
34 if (!file.IsValid()) 34 if (!file.IsValid())
35 return false; 35 return false;
36 36
37 disk_cache::FakeIndexData file_contents; 37 disk_cache::FakeIndexData file_contents;
38 file_contents.initial_magic_number = 38 file_contents.initial_magic_number =
39 disk_cache::simplecache_v5::kSimpleInitialMagicNumber; 39 disk_cache::simplecache_v5::kSimpleInitialMagicNumber;
40 file_contents.version = disk_cache::kSimpleVersion; 40 file_contents.version = disk_cache::kSimpleVersion;
41 int bytes_written = file.Write(0, reinterpret_cast<char*>(&file_contents), 41 int bytes_written = file.Write(
42 sizeof(file_contents)); 42 0, reinterpret_cast<char*>(&file_contents), sizeof(file_contents));
43 if (bytes_written != sizeof(file_contents)) { 43 if (bytes_written != sizeof(file_contents)) {
44 LOG(ERROR) << "Failed to write fake index file: " 44 LOG(ERROR) << "Failed to write fake index file: "
45 << file_name.LossyDisplayName(); 45 << file_name.LossyDisplayName();
46 return false; 46 return false;
47 } 47 }
48 return true; 48 return true;
49 } 49 }
50 50
51 } // namespace 51 } // namespace
52 52
(...skipping 84 matching lines...) Expand 10 before | Expand all | Expand 10 after
137 base::File::FLAG_OPEN | base::File::FLAG_READ); 137 base::File::FLAG_OPEN | base::File::FLAG_READ);
138 138
139 if (!fake_index_file.IsValid()) { 139 if (!fake_index_file.IsValid()) {
140 if (fake_index_file.error_details() == base::File::FILE_ERROR_NOT_FOUND) { 140 if (fake_index_file.error_details() == base::File::FILE_ERROR_NOT_FOUND) {
141 return WriteFakeIndexFile(fake_index); 141 return WriteFakeIndexFile(fake_index);
142 } 142 }
143 return false; 143 return false;
144 } 144 }
145 145
146 FakeIndexData file_header; 146 FakeIndexData file_header;
147 int bytes_read = fake_index_file.Read(0, 147 int bytes_read = fake_index_file.Read(
148 reinterpret_cast<char*>(&file_header), 148 0, reinterpret_cast<char*>(&file_header), sizeof(file_header));
149 sizeof(file_header));
150 if (bytes_read != sizeof(file_header) || 149 if (bytes_read != sizeof(file_header) ||
151 file_header.initial_magic_number != 150 file_header.initial_magic_number !=
152 disk_cache::simplecache_v5::kSimpleInitialMagicNumber) { 151 disk_cache::simplecache_v5::kSimpleInitialMagicNumber) {
153 LOG(ERROR) << "File structure does not match the disk cache backend."; 152 LOG(ERROR) << "File structure does not match the disk cache backend.";
154 return false; 153 return false;
155 } 154 }
156 fake_index_file.Close(); 155 fake_index_file.Close();
157 156
158 uint32 version_from = file_header.version; 157 uint32 version_from = file_header.version;
159 if (version_from < kMinVersionAbleToUpgrade || 158 if (version_from < kMinVersionAbleToUpgrade ||
(...skipping 30 matching lines...) Expand all
190 } 189 }
191 } 190 }
192 // Verify during the test stage that the upgraders are implemented for all 191 // Verify during the test stage that the upgraders are implemented for all
193 // versions. The release build would cause backend initialization failure 192 // versions. The release build would cause backend initialization failure
194 // which would then later lead to removing all files known to the backend. 193 // which would then later lead to removing all files known to the backend.
195 DCHECK_EQ(kSimpleVersion, version_from); 194 DCHECK_EQ(kSimpleVersion, version_from);
196 return false; 195 return false;
197 } 196 }
198 197
199 } // namespace disk_cache 198 } // namespace disk_cache
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