OLD | NEW |
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 #ifndef BASE_ALLOCATOR_ALLOCATOR_EXTENSION_H_ | 5 #ifndef BASE_ALLOCATOR_ALLOCATOR_EXTENSION_H_ |
6 #define BASE_ALLOCATOR_ALLOCATOR_EXTENSION_H_ | 6 #define BASE_ALLOCATOR_ALLOCATOR_EXTENSION_H_ |
7 | 7 |
8 #include <stddef.h> // for size_t | 8 #include <stddef.h> // for size_t |
9 | 9 |
10 #include "base/allocator/allocator_extension_thunks.h" | 10 #include "base/allocator/allocator_extension_thunks.h" |
11 #include "base/base_export.h" | 11 #include "base/base_export.h" |
12 #include "build/build_config.h" | 12 #include "build/build_config.h" |
13 | 13 |
14 namespace base { | 14 namespace base { |
15 namespace allocator { | 15 namespace allocator { |
16 | 16 |
17 // Request that the allocator print a human-readable description of the current | |
18 // state of the allocator into a null-terminated string in the memory segment | |
19 // buffer[0,buffer_length-1]. | |
20 // | |
21 // |buffer| must point to a valid piece of memory | |
22 // |buffer_length| must be > 0. | |
23 BASE_EXPORT void GetStats(char* buffer, int buffer_length); | |
24 | |
25 // Request that the allocator release any free memory it knows about to the | 17 // Request that the allocator release any free memory it knows about to the |
26 // system. | 18 // system. |
27 BASE_EXPORT void ReleaseFreeMemory(); | 19 BASE_EXPORT void ReleaseFreeMemory(); |
28 | 20 |
29 | |
30 // These settings allow specifying a callback used to implement the allocator | 21 // These settings allow specifying a callback used to implement the allocator |
31 // extension functions. These are optional, but if set they must only be set | 22 // extension functions. These are optional, but if set they must only be set |
32 // once. These will typically called in an allocator-specific initialization | 23 // once. These will typically called in an allocator-specific initialization |
33 // routine. | 24 // routine. |
34 // | 25 // |
35 // No threading promises are made. The caller is responsible for making sure | 26 // No threading promises are made. The caller is responsible for making sure |
36 // these pointers are set before any other threads attempt to call the above | 27 // these pointers are set before any other threads attempt to call the above |
37 // functions. | 28 // functions. |
38 | 29 |
39 BASE_EXPORT void SetGetStatsFunction( | |
40 thunks::GetStatsFunction get_stats_function); | |
41 | |
42 BASE_EXPORT void SetReleaseFreeMemoryFunction( | 30 BASE_EXPORT void SetReleaseFreeMemoryFunction( |
43 thunks::ReleaseFreeMemoryFunction release_free_memory_function); | 31 thunks::ReleaseFreeMemoryFunction release_free_memory_function); |
44 | 32 |
45 BASE_EXPORT void SetGetNumericPropertyFunction( | 33 BASE_EXPORT void SetGetNumericPropertyFunction( |
46 thunks::GetNumericPropertyFunction get_numeric_property_function); | 34 thunks::GetNumericPropertyFunction get_numeric_property_function); |
47 | 35 |
48 } // namespace allocator | 36 } // namespace allocator |
49 } // namespace base | 37 } // namespace base |
50 | 38 |
51 #endif // BASE_ALLOCATOR_ALLOCATOR_EXTENSION_H_ | 39 #endif // BASE_ALLOCATOR_ALLOCATOR_EXTENSION_H_ |
OLD | NEW |