OLD | NEW |
1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 "base/process/memory.h" | 5 #include "base/process/memory.h" |
6 | 6 |
7 #include <new.h> | 7 #include <new.h> |
8 #include <psapi.h> | 8 #include <psapi.h> |
9 #include <stddef.h> | 9 #include <stddef.h> |
10 | 10 |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #include "base/memory/scoped_ptr.h" | |
13 | 12 |
14 // malloc_unchecked is required to implement UncheckedMalloc properly. | 13 // malloc_unchecked is required to implement UncheckedMalloc properly. |
15 // It's provided by allocator_shim_win.cc but since that's not always present, | 14 // It's provided by allocator_shim_win.cc but since that's not always present, |
16 // we provide a default that falls back to regular malloc. | 15 // we provide a default that falls back to regular malloc. |
17 typedef void* (*MallocFn)(size_t); | 16 typedef void* (*MallocFn)(size_t); |
18 extern "C" void* (*const malloc_unchecked)(size_t); | 17 extern "C" void* (*const malloc_unchecked)(size_t); |
19 extern "C" void* (*const malloc_default)(size_t) = &malloc; | 18 extern "C" void* (*const malloc_default)(size_t) = &malloc; |
20 | 19 |
21 #if defined(_M_IX86) | 20 #if defined(_M_IX86) |
22 #pragma comment(linker, "/alternatename:_malloc_unchecked=_malloc_default") | 21 #pragma comment(linker, "/alternatename:_malloc_unchecked=_malloc_default") |
(...skipping 37 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
60 _set_new_mode(1); | 59 _set_new_mode(1); |
61 } | 60 } |
62 | 61 |
63 // Implemented using a weak symbol. | 62 // Implemented using a weak symbol. |
64 bool UncheckedMalloc(size_t size, void** result) { | 63 bool UncheckedMalloc(size_t size, void** result) { |
65 *result = malloc_unchecked(size); | 64 *result = malloc_unchecked(size); |
66 return *result != NULL; | 65 return *result != NULL; |
67 } | 66 } |
68 | 67 |
69 } // namespace base | 68 } // namespace base |
OLD | NEW |