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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 #ifndef COMPONENTS_NACL_BROWSER_PNACL_TRANSLATION_CACHE_H_ | 5 #ifndef COMPONENTS_NACL_BROWSER_PNACL_TRANSLATION_CACHE_H_ |
6 #define COMPONENTS_NACL_BROWSER_PNACL_TRANSLATION_CACHE_H_ | 6 #define COMPONENTS_NACL_BROWSER_PNACL_TRANSLATION_CACHE_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
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32 class PnaclTranslationCacheEntry; | 32 class PnaclTranslationCacheEntry; |
33 extern const int kMaxMemCacheSize; | 33 extern const int kMaxMemCacheSize; |
34 | 34 |
35 class PnaclTranslationCache | 35 class PnaclTranslationCache |
36 : public base::SupportsWeakPtr<PnaclTranslationCache> { | 36 : public base::SupportsWeakPtr<PnaclTranslationCache> { |
37 public: | 37 public: |
38 PnaclTranslationCache(); | 38 PnaclTranslationCache(); |
39 virtual ~PnaclTranslationCache(); | 39 virtual ~PnaclTranslationCache(); |
40 | 40 |
41 // Initialize the translation cache in |cache_dir|. If the return value is | 41 // Initialize the translation cache in |cache_dir|. If the return value is |
42 // net::ERR_IO_PENDING, |callback| will be called with a 0 argument on sucess | 42 // net::ERR_IO_PENDING, |callback| will be called with a 0 argument on success |
43 // and <0 otherwise. | 43 // and <0 otherwise. |
44 int InitOnDisk(const base::FilePath& cache_dir, | 44 int InitOnDisk(const base::FilePath& cache_dir, |
45 const CompletionCallback& callback); | 45 const CompletionCallback& callback); |
46 | 46 |
47 // Initialize the translation cache in memory. If the return value is | 47 // Initialize the translation cache in memory. If the return value is |
48 // net::ERR_IO_PENDING, |callback| will be called with a 0 argument on sucess | 48 // net::ERR_IO_PENDING, |callback| will be called with a 0 argument on success |
49 // and <0 otherwise. | 49 // and <0 otherwise. |
50 int InitInMemory(const CompletionCallback& callback); | 50 int InitInMemory(const CompletionCallback& callback); |
51 | 51 |
52 // Store the nexe in the translation cache, and call |callback| with | 52 // Store the nexe in the translation cache, and call |callback| with |
53 // the result. The result passed to the callback is 0 on success and | 53 // the result. The result passed to the callback is 0 on success and |
54 // <0 otherwise. A reference to |nexe_data| is held until completion | 54 // <0 otherwise. A reference to |nexe_data| is held until completion |
55 // or cancellation. | 55 // or cancellation. |
56 void StoreNexe(const std::string& key, | 56 void StoreNexe(const std::string& key, |
57 net::DrainableIOBuffer* nexe_data, | 57 net::DrainableIOBuffer* nexe_data, |
58 const CompletionCallback& callback); | 58 const CompletionCallback& callback); |
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93 CompletionCallback init_callback_; | 93 CompletionCallback init_callback_; |
94 bool in_memory_; | 94 bool in_memory_; |
95 std::map<void*, scoped_refptr<PnaclTranslationCacheEntry> > open_entries_; | 95 std::map<void*, scoped_refptr<PnaclTranslationCacheEntry> > open_entries_; |
96 | 96 |
97 DISALLOW_COPY_AND_ASSIGN(PnaclTranslationCache); | 97 DISALLOW_COPY_AND_ASSIGN(PnaclTranslationCache); |
98 }; | 98 }; |
99 | 99 |
100 } // namespace pnacl | 100 } // namespace pnacl |
101 | 101 |
102 #endif // COMPONENTS_NACL_BROWSER_PNACL_TRANSLATION_CACHE_H_ | 102 #endif // COMPONENTS_NACL_BROWSER_PNACL_TRANSLATION_CACHE_H_ |
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