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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.
*/
#ifndef TRACE_H
#define TRACE_H
#define WPA_TRACE_LEN 16
#ifdef WPA_TRACE
#include <execinfo.h>
#define WPA_TRACE_INFO void *btrace[WPA_TRACE_LEN]; int btrace_num;
#define wpa_trace_dump(title, ptr) \
wpa_trace_dump_func((title), (ptr)->btrace, (ptr)->btrace_num)
void wpa_trace_dump_func(const char *title, void **btrace, int btrace_num);
#define wpa_trace_record(ptr) \
(ptr)->btrace_num = backtrace((ptr)->btrace, WPA_TRACE_LEN)
void wpa_trace_show(const char *title);
#else /* WPA_TRACE */
#define WPA_TRACE_INFO
#define wpa_trace_dump(title, ptr) do { } while (0)
#define wpa_trace_record(ptr) do { } while (0)
#define wpa_trace_show(title) do { } while (0)
#endif /* WPA_TRACE */
#endif /* TRACE_H */
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