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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 PPAPI_PROXY_ENTER_PROXY_H_ | 5 #ifndef PPAPI_PROXY_ENTER_PROXY_H_ |
6 #define PPAPI_PROXY_ENTER_PROXY_H_ | 6 #define PPAPI_PROXY_ENTER_PROXY_H_ |
7 | 7 |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "ppapi/cpp/completion_callback.h" | 9 #include "ppapi/cpp/completion_callback.h" |
10 #include "ppapi/proxy/host_dispatcher.h" | 10 #include "ppapi/proxy/host_dispatcher.h" |
11 #include "ppapi/proxy/plugin_dispatcher.h" | 11 #include "ppapi/proxy/plugin_dispatcher.h" |
12 #include "ppapi/proxy/plugin_resource_tracker.h" | 12 #include "ppapi/proxy/plugin_resource_tracker.h" |
13 #include "ppapi/thunk/enter.h" | 13 #include "ppapi/thunk/enter.h" |
14 | 14 |
15 namespace ppapi { | 15 namespace ppapi { |
16 | |
17 namespace thunk { | |
18 class ResourceCreationAPI; | |
19 } | |
20 | |
21 namespace proxy { | 16 namespace proxy { |
22 | 17 |
23 // Wrapper around EnterResourceNoLock that takes a host resource. This is used | 18 // Wrapper around EnterResourceNoLock that takes a host resource. This is used |
24 // when handling messages in the plugin from the host and we need to convert to | 19 // when handling messages in the plugin from the host and we need to convert to |
25 // an object in the plugin side corresponding to that. | 20 // an object in the plugin side corresponding to that. |
26 // | 21 // |
27 // This never locks since we assume the host Resource is coming from IPC, and | 22 // This never locks since we assume the host Resource is coming from IPC, and |
28 // never logs errors since we assume the host is doing reasonable things. | 23 // never logs errors since we assume the host is doing reasonable things. |
29 template<typename ResourceT> | 24 template<typename ResourceT> |
30 class EnterPluginFromHostResource | 25 class EnterPluginFromHostResource |
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113 CallbackFactory& factory, | 108 CallbackFactory& factory, |
114 Method method, | 109 Method method, |
115 const A& a) | 110 const A& a) |
116 : EnterHostFromHostResource<ResourceT>(host_resource), | 111 : EnterHostFromHostResource<ResourceT>(host_resource), |
117 needs_running_(true), | 112 needs_running_(true), |
118 callback_(factory.NewOptionalCallback(method, a)) { | 113 callback_(factory.NewOptionalCallback(method, a)) { |
119 if (this->failed()) | 114 if (this->failed()) |
120 RunCallback(PP_ERROR_BADRESOURCE); | 115 RunCallback(PP_ERROR_BADRESOURCE); |
121 } | 116 } |
122 | 117 |
123 // For callbacks that take two extra parameters as a closure. | |
124 template<class CallbackFactory, typename Method, typename A, typename B> | |
125 EnterHostFromHostResourceForceCallback( | |
126 const HostResource& host_resource, | |
127 CallbackFactory& factory, | |
128 Method method, | |
129 const A& a, | |
130 const B& b) | |
131 : EnterHostFromHostResource<ResourceT>(host_resource), | |
132 needs_running_(true), | |
133 callback_(factory.NewOptionalCallback(method, a, b)) { | |
134 if (this->failed()) | |
135 RunCallback(PP_ERROR_BADRESOURCE); | |
136 } | |
137 | |
138 ~EnterHostFromHostResourceForceCallback() { | 118 ~EnterHostFromHostResourceForceCallback() { |
139 if (needs_running_) { | 119 if (needs_running_) { |
140 NOTREACHED() << "Should always call SetResult except in the " | 120 NOTREACHED() << "Should always call SetResult except in the " |
141 "initialization failed case."; | 121 "initialization failed case."; |
142 RunCallback(PP_ERROR_FAILED); | 122 RunCallback(PP_ERROR_FAILED); |
143 } | 123 } |
144 } | 124 } |
145 | 125 |
146 void SetResult(int32_t result) { | 126 void SetResult(int32_t result) { |
147 DCHECK(needs_running_) << "Don't call SetResult when there already is one."; | 127 DCHECK(needs_running_) << "Don't call SetResult when there already is one."; |
(...skipping 14 matching lines...) Expand all Loading... |
162 } | 142 } |
163 | 143 |
164 bool needs_running_; | 144 bool needs_running_; |
165 pp::CompletionCallback callback_; | 145 pp::CompletionCallback callback_; |
166 }; | 146 }; |
167 | 147 |
168 } // namespace proxy | 148 } // namespace proxy |
169 } // namespace ppapi | 149 } // namespace ppapi |
170 | 150 |
171 #endif // PPAPI_PROXY_ENTER_PROXY_H_ | 151 #endif // PPAPI_PROXY_ENTER_PROXY_H_ |
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