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