| // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #ifndef RUNTIME_VM_MALLOC_HOOKS_H_ |
| #define RUNTIME_VM_MALLOC_HOOKS_H_ |
| |
| #include "vm/allocation.h" |
| #include "vm/globals.h" |
| |
| namespace dart { |
| |
| class JSONObject; |
| class Sample; |
| |
| // The number of frames that are generated by the malloc hooks and collection |
| // of the stack trace. These frames are ignored when collecting the stack |
| // trace for a memory allocation. If this number is incorrect, some tests in |
| // malloc_hook_tests.cc might fail, particularily |
| // StackTraceMallocHookLengthTest. If this value is updated, please make sure |
| // that the MallocHooks test cases pass on all platforms. |
| extern const intptr_t kSkipCount; |
| |
| class MallocHooks : public AllStatic { |
| public: |
| static void Init(); |
| static void Cleanup(); |
| static bool ProfilingEnabled(); |
| static bool stack_trace_collection_enabled(); |
| static void set_stack_trace_collection_enabled(bool enabled); |
| static void ResetStats(); |
| static bool Active(); |
| static bool GetStats(intptr_t* used, |
| intptr_t* capacity, |
| const char** implementation); |
| static Sample* GetSample(const void* ptr); |
| |
| static intptr_t allocation_count(); |
| static intptr_t heap_allocated_memory_in_bytes(); |
| }; |
| |
| } // namespace dart |
| |
| #endif // RUNTIME_VM_MALLOC_HOOKS_H_ |