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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 #include "content/common/pepper_plugin_list.h" | 5 #include "content/common/pepper_plugin_list.h" |
6 | 6 |
7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
8 #include "base/command_line.h" | 8 #include "base/command_line.h" |
9 #include "base/files/file_util.h" | 9 #include "base/files/file_util.h" |
10 #include "base/strings/string_split.h" | 10 #include "base/strings/string_split.h" |
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24 // Appends any plugins from the command line to the given vector. | 24 // Appends any plugins from the command line to the given vector. |
25 void ComputePluginsFromCommandLine(std::vector<PepperPluginInfo>* plugins) { | 25 void ComputePluginsFromCommandLine(std::vector<PepperPluginInfo>* plugins) { |
26 // On Linux, once we're sandboxed, we can't know if a plugin is available or | 26 // On Linux, once we're sandboxed, we can't know if a plugin is available or |
27 // not. But (on Linux) this function is always called once before we're | 27 // not. But (on Linux) this function is always called once before we're |
28 // sandboxed. So when this function is called for the first time we set a | 28 // sandboxed. So when this function is called for the first time we set a |
29 // flag if the plugin file is available. Then we can skip the check on file | 29 // flag if the plugin file is available. Then we can skip the check on file |
30 // existence in subsequent calls if the flag is set. | 30 // existence in subsequent calls if the flag is set. |
31 // NOTE: In theory we could have unlimited number of plugins registered in | 31 // NOTE: In theory we could have unlimited number of plugins registered in |
32 // command line. But in practice, 64 plugins should be more than enough. | 32 // command line. But in practice, 64 plugins should be more than enough. |
33 static uint64 skip_file_check_flags = 0; | 33 static uint64 skip_file_check_flags = 0; |
34 COMPILE_ASSERT( | 34 static_assert( |
35 kMaxPluginsToRegisterFromCommandLine <= sizeof(skip_file_check_flags) * 8, | 35 kMaxPluginsToRegisterFromCommandLine <= sizeof(skip_file_check_flags) * 8, |
36 max_plugins_to_register_from_command_line_exceeds_limit); | 36 "max plugins to register from command line exceeds limit"); |
37 | 37 |
38 bool out_of_process = true; | 38 bool out_of_process = true; |
39 if (base::CommandLine::ForCurrentProcess()->HasSwitch( | 39 if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
40 switches::kPpapiInProcess)) | 40 switches::kPpapiInProcess)) |
41 out_of_process = false; | 41 out_of_process = false; |
42 | 42 |
43 const std::string value = | 43 const std::string value = |
44 base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII( | 44 base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII( |
45 switches::kRegisterPepperPlugins); | 45 switches::kRegisterPepperPlugins); |
46 if (value.empty()) | 46 if (value.empty()) |
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143 | 143 |
144 return true; | 144 return true; |
145 } | 145 } |
146 | 146 |
147 void ComputePepperPluginList(std::vector<PepperPluginInfo>* plugins) { | 147 void ComputePepperPluginList(std::vector<PepperPluginInfo>* plugins) { |
148 GetContentClient()->AddPepperPlugins(plugins); | 148 GetContentClient()->AddPepperPlugins(plugins); |
149 ComputePluginsFromCommandLine(plugins); | 149 ComputePluginsFromCommandLine(plugins); |
150 } | 150 } |
151 | 151 |
152 } // namespace content | 152 } // namespace content |
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