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1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 /*
17  * Allocation tracking and reporting.
18  */
19 #ifndef DALVIK_ALLOCTRACKER_H_
20 #define DALVIK_ALLOCTRACKER_H_
21 
22 /* initialization */
23 bool dvmAllocTrackerStartup(void);
24 void dvmAllocTrackerShutdown(void);
25 
26 struct AllocRecord;
27 
28 /*
29  * Enable allocation tracking.  Does nothing if tracking is already enabled.
30  */
31 bool dvmEnableAllocTracker(void);
32 
33 /*
34  * Disable allocation tracking.  Does nothing if tracking is not enabled.
35  */
36 void dvmDisableAllocTracker(void);
37 
38 /*
39  * If allocation tracking is enabled, add a new entry to the set.
40  */
41 #define dvmTrackAllocation(_clazz, _size)                                   \
42     {                                                                       \
43         if (gDvm.allocRecords != NULL)                                      \
44             dvmDoTrackAllocation(_clazz, _size);                            \
45     }
46 void dvmDoTrackAllocation(ClassObject* clazz, size_t size);
47 
48 /*
49  * Generate a DDM packet with all of the tracked allocation data.
50  *
51  * On success, returns "true" with "*pData" and "*pDataLen" set.  "*pData"
52  * refers to newly-allocated storage that must be freed by the caller.
53  */
54 bool dvmGenerateTrackedAllocationReport(u1** pData, size_t* pDataLen);
55 
56 /*
57  * Dump the tracked allocations to the log file.  If "enable" is set, this
58  * will enable tracking if it's not already on.
59  */
60 void dvmDumpTrackedAllocations(bool enable);
61 
62 #endif  // DALVIK_ALLOCTRACKER_H_
63