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Side by Side Diff: third_party/tcmalloc/chromium/src/gperftools/heap-profiler.h

Issue 12212157: Get a filename of dumped heap profile in a V8 extension HeapProfilerDump(). (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: addressed the comments Created 7 years, 10 months ago
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1 /* Copyright (c) 2005, Google Inc. 1 /* Copyright (c) 2005, Google Inc.
2 * All rights reserved. 2 * All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
(...skipping 72 matching lines...) Expand 10 before | Expand all | Expand 10 after
83 * but the currently accumulated profiling information will be cleared. 83 * but the currently accumulated profiling information will be cleared.
84 */ 84 */
85 PERFTOOLS_DLL_DECL void HeapProfilerStop(); 85 PERFTOOLS_DLL_DECL void HeapProfilerStop();
86 86
87 /* Dump a profile now - can be used for dumping at a hopefully 87 /* Dump a profile now - can be used for dumping at a hopefully
88 * quiescent state in your program, in order to more easily track down 88 * quiescent state in your program, in order to more easily track down
89 * memory leaks. Will include the reason in the logged message 89 * memory leaks. Will include the reason in the logged message
90 */ 90 */
91 PERFTOOLS_DLL_DECL void HeapProfilerDump(const char *reason); 91 PERFTOOLS_DLL_DECL void HeapProfilerDump(const char *reason);
92 92
93 /* Dump a profile to a file now and store the dumped filename to
94 * "dumped_filename_buffer" which has a length of "filename_buffer_length"
95 * in addition to HeapProfilerDump().
96 */
97 PERFTOOLS_DLL_DECL void HeapProfilerDumpWithFileName(
98 const char *reason,
99 char* dumped_filename_buffer,
100 int filename_buffer_length);
101
93 /* Generate current heap profiling information. 102 /* Generate current heap profiling information.
94 * Returns an empty string when heap profiling is not active. 103 * Returns an empty string when heap profiling is not active.
95 * The returned pointer is a '\0'-terminated string allocated using malloc() 104 * The returned pointer is a '\0'-terminated string allocated using malloc()
96 * and should be free()-ed as soon as the caller does not need it anymore. 105 * and should be free()-ed as soon as the caller does not need it anymore.
97 */ 106 */
98 PERFTOOLS_DLL_DECL char* GetHeapProfile(); 107 PERFTOOLS_DLL_DECL char* GetHeapProfile();
99 108
100 /* Callback function for iterating through all allocated objects. Accepts 109 /* Callback function for iterating through all allocated objects. Accepts
101 * pointer to user data passed into IterateAllocatedObjects and pointer 110 * pointer to user data passed into IterateAllocatedObjects and pointer
102 * to the object being visited. 111 * to the object being visited.
103 */ 112 */
104 typedef void (*AddressVisitor)(void* data, const void* ptr); 113 typedef void (*AddressVisitor)(void* data, const void* ptr);
105 114
106 /* Iterate over all live allocated objects. For each allocation the 115 /* Iterate over all live allocated objects. For each allocation the
107 * callback will be invoked with the data argument and allocation pointer. 116 * callback will be invoked with the data argument and allocation pointer.
108 */ 117 */
109 PERFTOOLS_DLL_DECL void IterateAllocatedObjects(AddressVisitor callback, 118 PERFTOOLS_DLL_DECL void IterateAllocatedObjects(AddressVisitor callback,
110 void* data); 119 void* data);
111 120
112 #ifdef __cplusplus 121 #ifdef __cplusplus
113 } // extern "C" 122 } // extern "C"
114 #endif 123 #endif
115 124
116 #endif /* BASE_HEAP_PROFILER_H_ */ 125 #endif /* BASE_HEAP_PROFILER_H_ */
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