зеркало из https://github.com/mozilla/gecko-dev.git
71 строка
2.7 KiB
C
71 строка
2.7 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is nsTraceMalloc.c/bloatblame.c code, released
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* April 19, 2000.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Brendan Eich, 14-April-2000
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU Public License (the "GPL"), in which case the
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* provisions of the GPL are applicable instead of those above.
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* If you wish to allow use of your version of this file only
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* under the terms of the GPL and not to allow others to use your
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* version of this file under the MPL, indicate your decision by
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* deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL. If you do not delete
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* the provisions above, a recipient may use your version of this
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* file under either the MPL or the GPL.
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*/
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#ifndef nsTraceMalloc_h___
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#define nsTraceMalloc_h___
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#include "prtypes.h"
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PR_BEGIN_EXTERN_C
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#define NS_TRACE_MALLOC_LOGFILE_MAGIC "XPCOM\nTMLog01\r\n\032"
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/**
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* Call NS_TraceMalloc with a valid log file descriptor to enable logging
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* of compressed malloc traces, including callsite chains. Integers are
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* unsigned, at most 32 bits, and encoded as follows:
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* 0-127 0xxxxxxx (binary, one byte)
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* 128-16383 10xxxxxx xxxxxxxx
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* 16384-0x1fffff 110xxxxx xxxxxxxx xxxxxxxx
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* 0x200000-0xfffffff 1110xxxx xxxxxxxx xxxxxxxx xxxxxxxx
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* 0x10000000-0xffffffff 11110000 xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
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* Strings are NUL-terminated ASCII.
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*
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* Event Operands
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* 'L' library_serial shared_object_filename_string
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* 'N' method_serial library_serial demangled_name_string
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* 'S' site_serial parent_serial method_serial calling_pc_offset
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* 'M' site_serial malloc_size
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* 'C' site_serial calloc_size
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* 'R' site_serial realloc_oldsize realloc_size
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* 'F' site_serial free_size
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*
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* See xpcom/base/bloatblame.c for an example log-file reader.
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*/
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PR_EXTERN(void) NS_TraceMalloc(int fd);
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PR_END_EXTERN_C
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#endif /* nsTraceMalloc_h___ */
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