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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 "sandbox/win/src/handle_closer_agent.h" | 5 #include "sandbox/win/src/handle_closer_agent.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "sandbox/win/src/nt_internals.h" | 8 #include "sandbox/win/src/nt_internals.h" |
9 #include "sandbox/win/src/win_utils.h" | 9 #include "sandbox/win/src/win_utils.h" |
10 | 10 |
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42 } | 42 } |
43 | 43 |
44 // Reads g_handles_to_close and creates the lookup map. | 44 // Reads g_handles_to_close and creates the lookup map. |
45 void HandleCloserAgent::InitializeHandlesToClose() { | 45 void HandleCloserAgent::InitializeHandlesToClose() { |
46 CHECK(g_handles_to_close != NULL); | 46 CHECK(g_handles_to_close != NULL); |
47 | 47 |
48 // Grab the header. | 48 // Grab the header. |
49 HandleListEntry* entry = g_handles_to_close->handle_entries; | 49 HandleListEntry* entry = g_handles_to_close->handle_entries; |
50 for (size_t i = 0; i < g_handles_to_close->num_handle_types; ++i) { | 50 for (size_t i = 0; i < g_handles_to_close->num_handle_types; ++i) { |
51 // Set the type name. | 51 // Set the type name. |
52 char16* input = entry->handle_type; | 52 base::char16* input = entry->handle_type; |
53 HandleMap::mapped_type& handle_names = handles_to_close_[input]; | 53 HandleMap::mapped_type& handle_names = handles_to_close_[input]; |
54 input = reinterpret_cast<char16*>(reinterpret_cast<char*>(entry) | 54 input = reinterpret_cast<base::char16*>(reinterpret_cast<char*>(entry) |
55 + entry->offset_to_names); | 55 + entry->offset_to_names); |
56 // Grab all the handle names. | 56 // Grab all the handle names. |
57 for (size_t j = 0; j < entry->name_count; ++j) { | 57 for (size_t j = 0; j < entry->name_count; ++j) { |
58 std::pair<HandleMap::mapped_type::iterator, bool> name | 58 std::pair<HandleMap::mapped_type::iterator, bool> name |
59 = handle_names.insert(input); | 59 = handle_names.insert(input); |
60 CHECK(name.second); | 60 CHECK(name.second); |
61 input += name.first->size() + 1; | 61 input += name.first->size() + 1; |
62 } | 62 } |
63 | 63 |
64 // Move on to the next entry. | 64 // Move on to the next entry. |
65 entry = reinterpret_cast<HandleListEntry*>(reinterpret_cast<char*>(entry) | 65 entry = reinterpret_cast<HandleListEntry*>(reinterpret_cast<char*>(entry) |
66 + entry->record_bytes); | 66 + entry->record_bytes); |
67 | 67 |
68 DCHECK(reinterpret_cast<char16*>(entry) >= input); | 68 DCHECK(reinterpret_cast<base::char16*>(entry) >= input); |
69 DCHECK(reinterpret_cast<char16*>(entry) - input < | 69 DCHECK(reinterpret_cast<base::char16*>(entry) - input < |
70 sizeof(size_t) / sizeof(char16)); | 70 sizeof(size_t) / sizeof(base::char16)); |
71 } | 71 } |
72 | 72 |
73 // Clean up the memory we copied over. | 73 // Clean up the memory we copied over. |
74 ::VirtualFree(g_handles_to_close, 0, MEM_RELEASE); | 74 ::VirtualFree(g_handles_to_close, 0, MEM_RELEASE); |
75 g_handles_to_close = NULL; | 75 g_handles_to_close = NULL; |
76 } | 76 } |
77 | 77 |
78 bool HandleCloserAgent::CloseHandles() { | 78 bool HandleCloserAgent::CloseHandles() { |
79 DWORD handle_count = UINT_MAX; | 79 DWORD handle_count = UINT_MAX; |
80 const int kInvalidHandleThreshold = 100; | 80 const int kInvalidHandleThreshold = 100; |
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136 return false; | 136 return false; |
137 if (!::CloseHandle(handle)) | 137 if (!::CloseHandle(handle)) |
138 return false; | 138 return false; |
139 } | 139 } |
140 } | 140 } |
141 | 141 |
142 return true; | 142 return true; |
143 } | 143 } |
144 | 144 |
145 } // namespace sandbox | 145 } // namespace sandbox |
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