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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_RESOURCES_H_ | 5 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_RESOURCES_H_ |
| 6 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_RESOURCES_H_ | 6 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_RESOURCES_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "native_client/src/include/nacl_macros.h" | 11 #include "native_client/src/include/nacl_macros.h" |
| 12 #include "native_client/src/include/nacl_string.h" | 12 #include "native_client/src/include/nacl_string.h" |
| 13 #include "native_client/src/shared/srpc/nacl_srpc.h" | 13 #include "native_client/src/shared/srpc/nacl_srpc.h" |
| 14 #include "native_client/src/trusted/desc/nacl_desc_wrapper.h" | 14 #include "native_client/src/trusted/desc/nacl_desc_wrapper.h" |
| 15 #include "native_client/src/trusted/plugin/delayed_callback.h" | 15 #include "native_client/src/trusted/plugin/delayed_callback.h" |
| 16 #include "native_client/src/trusted/plugin/plugin_error.h" | 16 #include "native_client/src/trusted/plugin/plugin_error.h" |
| 17 | 17 |
| 18 #include "ppapi/cpp/completion_callback.h" | 18 #include "ppapi/cpp/completion_callback.h" |
| 19 | 19 |
| 20 namespace plugin { | 20 namespace plugin { |
| 21 | 21 |
| 22 class Manifest; | |
| 22 class Plugin; | 23 class Plugin; |
| 23 class PnaclCoordinator; | 24 class PnaclCoordinator; |
| 24 | 25 |
| 25 | 26 |
| 26 // Loads a list of remote resources, providing a way to get file descriptors for | 27 // Loads a list of remote resources, providing a way to get file descriptors for |
| 27 // thse resources. All URLs in relative to resource_base_url_. | 28 // thse resources. All URLs in relative to resource_base_url_. |
| 28 class PnaclResources { | 29 class PnaclResources { |
| 29 public: | 30 public: |
| 30 PnaclResources(Plugin* plugin, | 31 PnaclResources(Plugin* plugin, |
| 31 PnaclCoordinator* coordinator, | 32 PnaclCoordinator* coordinator, |
| 32 const nacl::string& resource_base_url, | 33 const Manifest* manifest, |
| 33 const std::vector<nacl::string>& resource_urls, | 34 const std::vector<nacl::string>& resource_urls, |
| 34 const pp::CompletionCallback& all_loaded_callback) | 35 const pp::CompletionCallback& all_loaded_callback) |
| 35 : plugin_(plugin), | 36 : plugin_(plugin), |
| 36 coordinator_(coordinator), | 37 coordinator_(coordinator), |
| 37 resource_base_url_(resource_base_url), | 38 manifest_(manifest), |
| 38 resource_urls_(resource_urls), | 39 resource_urls_(resource_urls), |
| 39 all_loaded_callback_(all_loaded_callback) { | 40 all_loaded_callback_(all_loaded_callback) { |
| 40 callback_factory_.Initialize(this); | 41 callback_factory_.Initialize(this); |
| 41 } | 42 } |
| 42 | 43 |
| 43 virtual ~PnaclResources(); | 44 virtual ~PnaclResources(); |
| 44 | 45 |
| 45 // Start fetching the URLs. After construction, this is the first step. | 46 // Start fetching the URLs. After construction, this is the first step. |
| 46 void StartDownloads(); | 47 void StartDownloads(); |
| 47 // Get the wrapper for the downloaded resource. | 48 // Get the wrapper for the downloaded resource. |
| 48 // Only valid after all_loaded_callback_ has been run. | 49 // Only valid after all_loaded_callback_ has been run. |
| 49 nacl::DescWrapper* WrapperForUrl(const nacl::string& url) { | 50 nacl::DescWrapper* WrapperForUrl(const nacl::string& url) { |
| 50 return resource_wrappers_[url]; | 51 return resource_wrappers_[url]; |
| 51 } | 52 } |
| 52 | 53 |
| 53 private: | 54 private: |
| 54 NACL_DISALLOW_COPY_AND_ASSIGN(PnaclResources); | 55 NACL_DISALLOW_COPY_AND_ASSIGN(PnaclResources); |
| 55 | 56 |
| 56 // Callback invoked each time one resource has been loaded. | 57 // Callback invoked each time one resource has been loaded. |
| 57 void ResourceReady(int32_t pp_error, | 58 void ResourceReady(int32_t pp_error, |
| 58 const nacl::string& url, | 59 const nacl::string& url, |
| 59 const nacl::string& full_url); | 60 const nacl::string& full_url); |
| 60 | 61 |
| 61 // The plugin requesting the resource loading. | 62 // The plugin requesting the resource loading. |
| 62 Plugin* plugin_; | 63 Plugin* plugin_; |
| 63 // The coordinator responsible for reporting errors, etc. | 64 // The coordinator responsible for reporting errors, etc. |
| 64 PnaclCoordinator* coordinator_; | 65 PnaclCoordinator* coordinator_; |
| 65 // The base url for looking up resources. | 66 // The manifest url for looking up resources. |
|
jvoung - send to chromium...
2011/12/19 21:37:08
Comment about "url" may be stale?
sehr (please use chromium)
2011/12/20 01:48:38
Thanks. Done.
| |
| 66 nacl::string resource_base_url_; | 67 const Manifest* manifest_; |
| 67 // The list of resource URLs (relative to resource_base_url_) to load. | 68 // The list of resource URLs (relative to resource_base_url_) to load. |
| 68 std::vector<nacl::string> resource_urls_; | 69 std::vector<nacl::string> resource_urls_; |
| 69 // Callback to be invoked when all resources can be guaranteed available. | 70 // Callback to be invoked when all resources can be guaranteed available. |
| 70 pp::CompletionCallback all_loaded_callback_; | 71 pp::CompletionCallback all_loaded_callback_; |
| 71 // The descriptor wrappers for the downloaded URLs. Only valid | 72 // The descriptor wrappers for the downloaded URLs. Only valid |
| 72 // once all_loaded_callback_ has been invoked. | 73 // once all_loaded_callback_ has been invoked. |
| 73 std::map<nacl::string, nacl::DescWrapper*> resource_wrappers_; | 74 std::map<nacl::string, nacl::DescWrapper*> resource_wrappers_; |
| 74 // Because we may be loading multiple resources, we need a callback that | 75 // Because we may be loading multiple resources, we need a callback that |
| 75 // is invoked each time a resource arrives, and finally invokes | 76 // is invoked each time a resource arrives, and finally invokes |
| 76 // all_loaded_callback_ when done. | 77 // all_loaded_callback_ when done. |
| 77 nacl::scoped_ptr<DelayedCallback> delayed_callback_; | 78 nacl::scoped_ptr<DelayedCallback> delayed_callback_; |
| 78 // Factory for ready callbacks, etc. | 79 // Factory for ready callbacks, etc. |
| 79 pp::CompletionCallbackFactory<PnaclResources> callback_factory_; | 80 pp::CompletionCallbackFactory<PnaclResources> callback_factory_; |
| 80 }; | 81 }; |
| 81 | 82 |
| 82 } // namespace plugin; | 83 } // namespace plugin; |
| 83 #endif // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_RESOURCES_H_ | 84 #endif // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_RESOURCES_H_ |
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