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Side by Side Diff: net/disk_cache/simple/simple_util.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 (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 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_util.h" 5 #include "net/disk_cache/simple/simple_util.h"
6 6
7 #include <limits> 7 #include <limits>
8 8
9 #include "base/file_util.h" 9 #include "base/file_util.h"
10 #include "base/format_macros.h" 10 #include "base/format_macros.h"
(...skipping 57 matching lines...) Expand 10 before | Expand all | Expand 10 after
68 } 68 }
69 return base::HexStringToUInt64(hash_key, hash_key_out); 69 return base::HexStringToUInt64(hash_key, hash_key_out);
70 } 70 }
71 71
72 uint64 GetEntryHashKey(const std::string& key) { 72 uint64 GetEntryHashKey(const std::string& key) {
73 union { 73 union {
74 unsigned char sha_hash[base::kSHA1Length]; 74 unsigned char sha_hash[base::kSHA1Length];
75 uint64 key_hash; 75 uint64 key_hash;
76 } u; 76 } u;
77 base::SHA1HashBytes(reinterpret_cast<const unsigned char*>(key.data()), 77 base::SHA1HashBytes(reinterpret_cast<const unsigned char*>(key.data()),
78 key.size(), u.sha_hash); 78 key.size(),
79 u.sha_hash);
79 return u.key_hash; 80 return u.key_hash;
80 } 81 }
81 82
82 std::string GetFilenameFromEntryHashAndFileIndex(uint64 entry_hash, 83 std::string GetFilenameFromEntryHashAndFileIndex(uint64 entry_hash,
83 int file_index) { 84 int file_index) {
84 return base::StringPrintf("%016" PRIx64 "_%1d", entry_hash, file_index); 85 return base::StringPrintf("%016" PRIx64 "_%1d", entry_hash, file_index);
85 } 86 }
86 87
87 std::string GetSparseFilenameFromEntryHash(uint64 entry_hash) { 88 std::string GetSparseFilenameFromEntryHash(uint64 entry_hash) {
88 return base::StringPrintf("%016" PRIx64 "_s", entry_hash); 89 return base::StringPrintf("%016" PRIx64 "_s", entry_hash);
89 } 90 }
90 91
91 std::string GetFilenameFromKeyAndFileIndex(const std::string& key, 92 std::string GetFilenameFromKeyAndFileIndex(const std::string& key,
92 int file_index) { 93 int file_index) {
93 return GetEntryHashKeyAsHexString(key) + 94 return GetEntryHashKeyAsHexString(key) +
94 base::StringPrintf("_%1d", file_index); 95 base::StringPrintf("_%1d", file_index);
95 } 96 }
96 97
97 int32 GetDataSizeFromKeyAndFileSize(const std::string& key, int64 file_size) { 98 int32 GetDataSizeFromKeyAndFileSize(const std::string& key, int64 file_size) {
98 int64 data_size = file_size - key.size() - sizeof(SimpleFileHeader) - 99 int64 data_size =
99 sizeof(SimpleFileEOF); 100 file_size - key.size() - sizeof(SimpleFileHeader) - sizeof(SimpleFileEOF);
100 DCHECK_GE(implicit_cast<int64>(std::numeric_limits<int32>::max()), data_size); 101 DCHECK_GE(implicit_cast<int64>(std::numeric_limits<int32>::max()), data_size);
101 return data_size; 102 return data_size;
102 } 103 }
103 104
104 int64 GetFileSizeFromKeyAndDataSize(const std::string& key, int32 data_size) { 105 int64 GetFileSizeFromKeyAndDataSize(const std::string& key, int32 data_size) {
105 return data_size + key.size() + sizeof(SimpleFileHeader) + 106 return data_size + key.size() + sizeof(SimpleFileHeader) +
106 sizeof(SimpleFileEOF); 107 sizeof(SimpleFileEOF);
107 } 108 }
108 109
109 int GetFileIndexFromStreamIndex(int stream_index) { 110 int GetFileIndexFromStreamIndex(int stream_index) {
110 return (stream_index == 2) ? 1 : 0; 111 return (stream_index == 2) ? 1 : 0;
111 } 112 }
112 113
113 // TODO(clamy, gavinp): this should go in base 114 // TODO(clamy, gavinp): this should go in base
114 bool GetMTime(const base::FilePath& path, base::Time* out_mtime) { 115 bool GetMTime(const base::FilePath& path, base::Time* out_mtime) {
115 DCHECK(out_mtime); 116 DCHECK(out_mtime);
116 #if defined(OS_POSIX) 117 #if defined(OS_POSIX)
117 base::ThreadRestrictions::AssertIOAllowed(); 118 base::ThreadRestrictions::AssertIOAllowed();
118 struct stat file_stat; 119 struct stat file_stat;
119 if (stat(path.value().c_str(), &file_stat) != 0) 120 if (stat(path.value().c_str(), &file_stat) != 0)
120 return false; 121 return false;
121 time_t sec; 122 time_t sec;
122 long nsec; 123 long nsec;
123 if (GetNanoSecsFromStat(file_stat, &sec, &nsec)) { 124 if (GetNanoSecsFromStat(file_stat, &sec, &nsec)) {
124 int64 usec = (nsec / base::Time::kNanosecondsPerMicrosecond); 125 int64 usec = (nsec / base::Time::kNanosecondsPerMicrosecond);
125 *out_mtime = base::Time::FromTimeT(sec) 126 *out_mtime =
126 + base::TimeDelta::FromMicroseconds(usec); 127 base::Time::FromTimeT(sec) + base::TimeDelta::FromMicroseconds(usec);
127 return true; 128 return true;
128 } 129 }
129 #endif 130 #endif
130 base::File::Info file_info; 131 base::File::Info file_info;
131 if (!base::GetFileInfo(path, &file_info)) 132 if (!base::GetFileInfo(path, &file_info))
132 return false; 133 return false;
133 *out_mtime = file_info.last_modified; 134 *out_mtime = file_info.last_modified;
134 return true; 135 return true;
135 } 136 }
136 137
137 } // namespace simple_backend 138 } // namespace simple_backend
138 139
139 } // namespace disk_cache 140 } // namespace disk_cache
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