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1 // Copyright (c) 2010 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 #include "chrome/common/child_process_info.h" | 5 #include "content/common/child_process_info.h" |
6 | 6 |
7 #include <limits> | 7 #include <limits> |
8 | 8 |
9 #include "base/atomicops.h" | 9 #include "base/atomicops.h" |
10 #include "base/i18n/rtl.h" | 10 #include "base/i18n/rtl.h" |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #include "base/process_util.h" | 12 #include "base/process_util.h" |
13 #include "base/rand_util.h" | 13 #include "base/rand_util.h" |
14 #include "base/string_util.h" | 14 #include "base/string_util.h" |
15 #include "base/utf_string_conversions.h" | 15 #include "base/utf_string_conversions.h" |
16 #include "grit/generated_resources.h" | |
17 #include "ui/base/l10n/l10n_util.h" | |
18 | 16 |
19 ChildProcessInfo::ChildProcessInfo(ProcessType type, int id) : | 17 ChildProcessInfo::ChildProcessInfo(ProcessType type, int id) : |
20 type_(type), | 18 type_(type), |
21 renderer_type_(RENDERER_UNKNOWN) { | 19 renderer_type_(RENDERER_UNKNOWN) { |
22 if (id == -1) | 20 if (id == -1) |
23 id_ = GenerateChildProcessUniqueId(); | 21 id_ = GenerateChildProcessUniqueId(); |
24 else | 22 else |
25 id_ = id; | 23 id_ = id; |
26 } | 24 } |
27 | 25 |
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112 | 110 |
113 // static | 111 // static |
114 std::string ChildProcessInfo::GetFullTypeNameInEnglish( | 112 std::string ChildProcessInfo::GetFullTypeNameInEnglish( |
115 ChildProcessInfo::ProcessType type, | 113 ChildProcessInfo::ProcessType type, |
116 ChildProcessInfo::RendererProcessType rtype) { | 114 ChildProcessInfo::RendererProcessType rtype) { |
117 if (type == RENDER_PROCESS) | 115 if (type == RENDER_PROCESS) |
118 return GetRendererTypeNameInEnglish(rtype); | 116 return GetRendererTypeNameInEnglish(rtype); |
119 return GetTypeNameInEnglish(type); | 117 return GetTypeNameInEnglish(type); |
120 } | 118 } |
121 | 119 |
122 | |
123 string16 ChildProcessInfo::GetLocalizedTitle() const { | |
124 string16 title = WideToUTF16Hack(name_); | |
125 if (type_ == ChildProcessInfo::PLUGIN_PROCESS && title.empty()) | |
126 title = l10n_util::GetStringUTF16(IDS_TASK_MANAGER_UNKNOWN_PLUGIN_NAME); | |
127 | |
128 // Explicitly mark name as LTR if there is no strong RTL character, | |
129 // to avoid the wrong concatenation result similar to "!Yahoo! Mail: the | |
130 // best web-based Email: NIGULP", in which "NIGULP" stands for the Hebrew | |
131 // or Arabic word for "plugin". | |
132 base::i18n::AdjustStringForLocaleDirection(&title); | |
133 | |
134 switch (type_) { | |
135 case ChildProcessInfo::UTILITY_PROCESS: | |
136 return l10n_util::GetStringUTF16(IDS_TASK_MANAGER_UTILITY_PREFIX); | |
137 | |
138 case ChildProcessInfo::PROFILE_IMPORT_PROCESS: | |
139 return l10n_util::GetStringUTF16(IDS_TASK_MANAGER_UTILITY_PREFIX); | |
140 | |
141 case ChildProcessInfo::GPU_PROCESS: | |
142 return l10n_util::GetStringUTF16(IDS_TASK_MANAGER_GPU_PREFIX); | |
143 | |
144 case ChildProcessInfo::NACL_BROKER_PROCESS: | |
145 return l10n_util::GetStringUTF16(IDS_TASK_MANAGER_NACL_BROKER_PREFIX); | |
146 | |
147 case ChildProcessInfo::PLUGIN_PROCESS: | |
148 case ChildProcessInfo::PPAPI_PLUGIN_PROCESS: | |
149 return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_PLUGIN_PREFIX, | |
150 title, | |
151 WideToUTF16Hack(version_)); | |
152 | |
153 case ChildProcessInfo::NACL_LOADER_PROCESS: | |
154 return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_NACL_PREFIX, title); | |
155 | |
156 case ChildProcessInfo::WORKER_PROCESS: | |
157 return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_WORKER_PREFIX, title); | |
158 | |
159 // These types don't need display names or get them from elsewhere. | |
160 case BROWSER_PROCESS: | |
161 case RENDER_PROCESS: | |
162 case ZYGOTE_PROCESS: | |
163 case SANDBOX_HELPER_PROCESS: | |
164 NOTREACHED(); | |
165 break; | |
166 | |
167 case UNKNOWN_PROCESS: | |
168 NOTREACHED() << "Need localized name for child process type."; | |
169 } | |
170 | |
171 return title; | |
172 } | |
173 | |
174 std::string ChildProcessInfo::GenerateRandomChannelID(void* instance) { | 120 std::string ChildProcessInfo::GenerateRandomChannelID(void* instance) { |
175 // Note: the string must start with the current process id, this is how | 121 // Note: the string must start with the current process id, this is how |
176 // child processes determine the pid of the parent. | 122 // child processes determine the pid of the parent. |
177 // Build the channel ID. This is composed of a unique identifier for the | 123 // Build the channel ID. This is composed of a unique identifier for the |
178 // parent browser process, an identifier for the child instance, and a random | 124 // parent browser process, an identifier for the child instance, and a random |
179 // component. We use a random component so that a hacked child process can't | 125 // component. We use a random component so that a hacked child process can't |
180 // cause denial of service by causing future named pipe creation to fail. | 126 // cause denial of service by causing future named pipe creation to fail. |
181 return base::StringPrintf("%d.%p.%d", | 127 return base::StringPrintf("%d.%p.%d", |
182 base::GetCurrentProcId(), instance, | 128 base::GetCurrentProcId(), instance, |
183 base::RandInt(0, std::numeric_limits<int>::max())); | 129 base::RandInt(0, std::numeric_limits<int>::max())); |
184 } | 130 } |
185 | 131 |
186 // static | 132 // static |
187 int ChildProcessInfo::GenerateChildProcessUniqueId() { | 133 int ChildProcessInfo::GenerateChildProcessUniqueId() { |
188 // This function must be threadsafe. | 134 // This function must be threadsafe. |
189 static base::subtle::Atomic32 last_unique_child_id = 0; | 135 static base::subtle::Atomic32 last_unique_child_id = 0; |
190 return base::subtle::NoBarrier_AtomicIncrement(&last_unique_child_id, 1); | 136 return base::subtle::NoBarrier_AtomicIncrement(&last_unique_child_id, 1); |
191 } | 137 } |
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