hostapd/src/utils/trace.c

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/*
* Backtrace debugging
* Copyright (c) 2009, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* See README and COPYING for more details.
*/
#include "includes.h"
#include "common.h"
#include "trace.h"
#ifdef WPA_TRACE
void wpa_trace_dump_func(const char *title, void **btrace, int btrace_num)
{
char **sym;
int i;
wpa_printf(MSG_INFO, "WPA_TRACE: %s - START", title);
sym = backtrace_symbols(btrace, btrace_num);
for (i = 0; i < btrace_num; i++)
wpa_printf(MSG_INFO, "[%d]: %p: %s",
i, btrace[i], sym ? sym[i] : "");
os_free(sym);
wpa_printf(MSG_INFO, "WPA_TRACE: %s - END", title);
}
void wpa_trace_show(const char *title)
{
struct info {
WPA_TRACE_INFO
} info;
wpa_trace_record(&info);
wpa_trace_dump(title, &info);
}
#endif /* WPA_TRACE */