fb4baa688b
WPA_TRACE=y builds will now verify that memory allocation in done
consistently using os_{zalloc,malloc,realloc,strdup,free} (i.e., no
mixing of os_* functions and unwrapper functions). In addition, some
common memory allocation issues (double-free, memory leaks, etc.) are
detected automatically.
46 lines
1 KiB
C
46 lines
1 KiB
C
/*
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* Backtrace debugging
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* Copyright (c) 2009, Jouni Malinen <j@w1.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#include "includes.h"
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#include "common.h"
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#include "trace.h"
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#ifdef WPA_TRACE
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void wpa_trace_dump_func(const char *title, void **btrace, int btrace_num)
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{
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char **sym;
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int i;
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wpa_printf(MSG_INFO, "WPA_TRACE: %s - START", title);
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sym = backtrace_symbols(btrace, btrace_num);
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for (i = 0; i < btrace_num; i++)
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wpa_printf(MSG_INFO, "[%d]: %p: %s",
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i, btrace[i], sym ? sym[i] : "");
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free(sym);
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wpa_printf(MSG_INFO, "WPA_TRACE: %s - END", title);
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}
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void wpa_trace_show(const char *title)
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{
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struct info {
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WPA_TRACE_INFO
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} info;
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wpa_trace_record(&info);
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wpa_trace_dump(title, &info);
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}
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#endif /* WPA_TRACE */
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