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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 #ifndef NET_DISK_CACHE_SIMPLE_SIMPLE_ENTRY_FORMAT_H_ | 5 #ifndef NET_DISK_CACHE_SIMPLE_SIMPLE_ENTRY_FORMAT_H_ |
| 6 #define NET_DISK_CACHE_SIMPLE_SIMPLE_ENTRY_FORMAT_H_ | 6 #define NET_DISK_CACHE_SIMPLE_SIMPLE_ENTRY_FORMAT_H_ |
| 7 | 7 |
| 8 #include <stdint.h> |
| 8 | 9 |
| 9 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
| 10 #include "base/port.h" | |
| 11 #include "net/base/net_export.h" | 11 #include "net/base/net_export.h" |
| 12 | 12 |
| 13 namespace base { | 13 namespace base { |
| 14 class Time; | 14 class Time; |
| 15 } | 15 } |
| 16 | 16 |
| 17 namespace disk_cache { | 17 namespace disk_cache { |
| 18 | 18 |
| 19 const uint64 kSimpleInitialMagicNumber = GG_UINT64_C(0xfcfb6d1ba7725c30); | 19 const uint64 kSimpleInitialMagicNumber = UINT64_C(0xfcfb6d1ba7725c30); |
| 20 const uint64 kSimpleFinalMagicNumber = GG_UINT64_C(0xf4fa6f45970d41d8); | 20 const uint64 kSimpleFinalMagicNumber = UINT64_C(0xf4fa6f45970d41d8); |
| 21 const uint64 kSimpleSparseRangeMagicNumber = GG_UINT64_C(0xeb97bf016553676b); | 21 const uint64 kSimpleSparseRangeMagicNumber = UINT64_C(0xeb97bf016553676b); |
| 22 | 22 |
| 23 // A file containing stream 0 and stream 1 in the Simple cache consists of: | 23 // A file containing stream 0 and stream 1 in the Simple cache consists of: |
| 24 // - a SimpleFileHeader. | 24 // - a SimpleFileHeader. |
| 25 // - the key. | 25 // - the key. |
| 26 // - the data from stream 1. | 26 // - the data from stream 1. |
| 27 // - a SimpleFileEOF record for stream 1. | 27 // - a SimpleFileEOF record for stream 1. |
| 28 // - the data from stream 0. | 28 // - the data from stream 0. |
| 29 // - a SimpleFileEOF record for stream 0. | 29 // - a SimpleFileEOF record for stream 0. |
| 30 | 30 |
| 31 // A file containing stream 2 in the Simple cache consists of: | 31 // A file containing stream 2 in the Simple cache consists of: |
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| 64 | 64 |
| 65 uint64 sparse_range_magic_number; | 65 uint64 sparse_range_magic_number; |
| 66 int64 offset; | 66 int64 offset; |
| 67 int64 length; | 67 int64 length; |
| 68 uint32 data_crc32; | 68 uint32 data_crc32; |
| 69 }; | 69 }; |
| 70 | 70 |
| 71 } // namespace disk_cache | 71 } // namespace disk_cache |
| 72 | 72 |
| 73 #endif // NET_DISK_CACHE_SIMPLE_SIMPLE_ENTRY_FORMAT_H_ | 73 #endif // NET_DISK_CACHE_SIMPLE_SIMPLE_ENTRY_FORMAT_H_ |
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