trace.h
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00001 /*
00002  * Backtrace debugging
00003  * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License version 2 as
00007  * published by the Free Software Foundation.
00008  *
00009  * Alternatively, this software may be distributed under the terms of BSD
00010  * license.
00011  *
00012  * See README and COPYING for more details.
00013  */
00014 
00015 #ifndef TRACE_H
00016 #define TRACE_H
00017 
00018 #define WPA_TRACE_LEN 16
00019 
00020 #ifdef WPA_TRACE
00021 #include <execinfo.h>
00022 
00023 #include "list.h"
00024 
00025 #define WPA_TRACE_INFO void *btrace[WPA_TRACE_LEN]; int btrace_num;
00026 
00027 struct wpa_trace_ref {
00028         struct dl_list list;
00029         const void *addr;
00030         WPA_TRACE_INFO
00031 };
00032 #define WPA_TRACE_REF(name) struct wpa_trace_ref wpa_trace_ref_##name
00033 
00034 #define wpa_trace_dump(title, ptr) \
00035         wpa_trace_dump_func((title), (ptr)->btrace, (ptr)->btrace_num)
00036 void wpa_trace_dump_func(const char *title, void **btrace, int btrace_num);
00037 #define wpa_trace_record(ptr) \
00038         (ptr)->btrace_num = backtrace((ptr)->btrace, WPA_TRACE_LEN)
00039 void wpa_trace_show(const char *title);
00040 #define wpa_trace_add_ref(ptr, name, addr) \
00041         wpa_trace_add_ref_func(&(ptr)->wpa_trace_ref_##name, (addr))
00042 void wpa_trace_add_ref_func(struct wpa_trace_ref *ref, const void *addr);
00043 #define wpa_trace_remove_ref(ptr, name, addr)   \
00044         do { \
00045                 if ((addr)) \
00046                         dl_list_del(&(ptr)->wpa_trace_ref_##name.list); \
00047         } while (0)
00048 void wpa_trace_check_ref(const void *addr);
00049 
00050 #else /* WPA_TRACE */
00051 
00052 #define WPA_TRACE_INFO
00053 #define WPA_TRACE_REF(n)
00054 #define wpa_trace_dump(title, ptr) do { } while (0)
00055 #define wpa_trace_record(ptr) do { } while (0)
00056 #define wpa_trace_show(title) do { } while (0)
00057 #define wpa_trace_add_ref(ptr, name, addr) do { } while (0)
00058 #define wpa_trace_remove_ref(ptr, name, addr) do { } while (0)
00059 #define wpa_trace_check_ref(addr) do { } while (0)
00060 
00061 #endif /* WPA_TRACE */
00062 
00063 
00064 #ifdef WPA_TRACE_BFD
00065 
00066 void wpa_trace_dump_funcname(const char *title, void *pc);
00067 
00068 #else /* WPA_TRACE_BFD */
00069 
00070 #define wpa_trace_dump_funcname(title, pc) do { } while (0)
00071 
00072 #endif /* WPA_TRACE_BFD */
00073 
00074 #endif /* TRACE_H */


wpa_supplicant_node
Author(s): Package maintained by Blaise Gassend
autogenerated on Thu Jan 2 2014 11:25:15