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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "ipc/message_filter_router.h" | 5 #include "ipc/message_filter_router.h" |
6 | 6 |
| 7 #include <stdint.h> |
| 8 |
7 #include "ipc/ipc_message_macros.h" | 9 #include "ipc/ipc_message_macros.h" |
8 #include "ipc/ipc_message_utils.h" | 10 #include "ipc/ipc_message_utils.h" |
9 #include "ipc/message_filter.h" | 11 #include "ipc/message_filter.h" |
10 | 12 |
11 namespace IPC { | 13 namespace IPC { |
12 | 14 |
13 namespace { | 15 namespace { |
14 | 16 |
15 bool TryFiltersImpl(MessageFilterRouter::MessageFilters& filters, | 17 bool TryFiltersImpl(MessageFilterRouter::MessageFilters& filters, |
16 const IPC::Message& message) { | 18 const IPC::Message& message) { |
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38 } | 40 } |
39 | 41 |
40 } // namespace | 42 } // namespace |
41 | 43 |
42 MessageFilterRouter::MessageFilterRouter() {} | 44 MessageFilterRouter::MessageFilterRouter() {} |
43 MessageFilterRouter::~MessageFilterRouter() {} | 45 MessageFilterRouter::~MessageFilterRouter() {} |
44 | 46 |
45 void MessageFilterRouter::AddFilter(MessageFilter* filter) { | 47 void MessageFilterRouter::AddFilter(MessageFilter* filter) { |
46 // Determine if the filter should be applied to all messages, or only | 48 // Determine if the filter should be applied to all messages, or only |
47 // messages of a certain class. | 49 // messages of a certain class. |
48 std::vector<uint32> supported_message_classes; | 50 std::vector<uint32_t> supported_message_classes; |
49 if (filter->GetSupportedMessageClasses(&supported_message_classes)) { | 51 if (filter->GetSupportedMessageClasses(&supported_message_classes)) { |
50 DCHECK(!supported_message_classes.empty()); | 52 DCHECK(!supported_message_classes.empty()); |
51 for (size_t i = 0; i < supported_message_classes.size(); ++i) { | 53 for (size_t i = 0; i < supported_message_classes.size(); ++i) { |
52 const int message_class = supported_message_classes[i]; | 54 const int message_class = supported_message_classes[i]; |
53 DCHECK(ValidMessageClass(message_class)); | 55 DCHECK(ValidMessageClass(message_class)); |
54 // Safely ignore repeated subscriptions to a given message class for the | 56 // Safely ignore repeated subscriptions to a given message class for the |
55 // current filter being added. | 57 // current filter being added. |
56 if (!message_class_filters_[message_class].empty() && | 58 if (!message_class_filters_[message_class].empty() && |
57 message_class_filters_[message_class].back() == filter) { | 59 message_class_filters_[message_class].back() == filter) { |
58 continue; | 60 continue; |
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83 return TryFiltersImpl(message_class_filters_[message_class], message); | 85 return TryFiltersImpl(message_class_filters_[message_class], message); |
84 } | 86 } |
85 | 87 |
86 void MessageFilterRouter::Clear() { | 88 void MessageFilterRouter::Clear() { |
87 global_filters_.clear(); | 89 global_filters_.clear(); |
88 for (size_t i = 0; i < arraysize(message_class_filters_); ++i) | 90 for (size_t i = 0; i < arraysize(message_class_filters_); ++i) |
89 message_class_filters_[i].clear(); | 91 message_class_filters_[i].clear(); |
90 } | 92 } |
91 | 93 |
92 } // namespace IPC | 94 } // namespace IPC |
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