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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef NET_TOOLS_DUMP_CACHE_SIMPLE_CACHE_DUMPER_H_ |
| 6 #define NET_TOOLS_DUMP_CACHE_SIMPLE_CACHE_DUMPER_H_ |
| 7 |
| 8 #include "base/file_path.h" |
| 9 #include "base/memory/scoped_ptr.h" |
| 10 #include "base/threading/thread.h" |
| 11 #include "net/base/completion_callback.h" |
| 12 |
| 13 class DiskDumper; |
| 14 |
| 15 namespace disk_cache { |
| 16 class Backend; |
| 17 class Entry; |
| 18 } // namespace disk_cache |
| 19 |
| 20 namespace net { |
| 21 |
| 22 class IOBufferWithSize; |
| 23 |
| 24 // A class for dumping the contents of a disk cache to a series of text |
| 25 // files. The files will contain the response headers, followed by the |
| 26 // response body, as if the HTTP response were written directly to disk. |
| 27 class SimpleCacheDumper { |
| 28 public: |
| 29 SimpleCacheDumper(FilePath input_path, FilePath output_path); |
| 30 ~SimpleCacheDumper(); |
| 31 |
| 32 // Dumps the cache to disk. Returns OK if the operation was successful, |
| 33 // and a net error code otherwise. |
| 34 int Run(); |
| 35 |
| 36 private: |
| 37 enum State { |
| 38 STATE_NONE, |
| 39 STATE_CREATE_CACHE, |
| 40 STATE_CREATE_CACHE_COMPLETE, |
| 41 STATE_OPEN_ENTRY, |
| 42 STATE_OPEN_ENTRY_COMPLETE, |
| 43 STATE_CREATE_ENTRY, |
| 44 STATE_CREATE_ENTRY_COMPLETE, |
| 45 STATE_READ_HEADERS, |
| 46 STATE_READ_HEADERS_COMPLETE, |
| 47 STATE_WRITE_HEADERS, |
| 48 STATE_WRITE_HEADERS_COMPLETE, |
| 49 STATE_READ_BODY, |
| 50 STATE_READ_BODY_COMPLETE, |
| 51 STATE_WRITE_BODY, |
| 52 STATE_WRITE_BODY_COMPLETE, |
| 53 STATE_DONE, |
| 54 }; |
| 55 |
| 56 int DoLoop(int rv); |
| 57 |
| 58 int DoCreateCache(); |
| 59 int DoCreateCacheComplete(int rv); |
| 60 int DoOpenEntry(); |
| 61 int DoOpenEntryComplete(int rv); |
| 62 int DoCreateEntry(); |
| 63 int DoCreateEntryComplete(int rv); |
| 64 int DoReadHeaders(); |
| 65 int DoReadHeadersComplete(int rv); |
| 66 int DoWriteHeaders(); |
| 67 int DoWriteHeadersComplete(int rv); |
| 68 int DoReadBody(); |
| 69 int DoReadBodyComplete(int rv); |
| 70 int DoWriteBody(); |
| 71 int DoWriteBodyComplete(int rv); |
| 72 int DoDone(); |
| 73 |
| 74 void OnIOComplete(int rv); |
| 75 |
| 76 State state_; |
| 77 FilePath input_path_; |
| 78 FilePath output_path_; |
| 79 disk_cache::Backend* cache_; |
| 80 scoped_ptr<DiskDumper> writer_; |
| 81 base::Thread* cache_thread_; |
| 82 void* iter_; |
| 83 disk_cache::Entry* src_entry_; |
| 84 disk_cache::Entry* dst_entry_; |
| 85 CompletionCallback io_callback_; |
| 86 scoped_refptr<IOBufferWithSize> buf_; |
| 87 int rv_; |
| 88 |
| 89 DISALLOW_COPY_AND_ASSIGN(SimpleCacheDumper); |
| 90 }; |
| 91 |
| 92 } // namespace net |
| 93 |
| 94 #endif // NET_TOOLS_DUMP_CACHE_SIMPLE_CACHE_DUMPER_H_ |
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