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- /*
- * Backtrace debugging
- * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
- *
- * This software may be distributed under the terms of the BSD license.
- * See README for more details.
- */
- #ifndef TRACE_H
- #define TRACE_H
- #define FOTA_TRACE_LEN 16
- #ifdef FOTA_TRACE
- #include <execinfo.h>
- #include "list.h"
- #define FOTA_TRACE_INFO void *btrace[FOTA_TRACE_LEN]; int btrace_num;
- struct fota_trace_ref {
- struct dl_list list;
- const void *addr;
- FOTA_TRACE_INFO
- };
- #define FOTA_TRACE_REF(name) struct fota_trace_ref fota_trace_ref_##name
- #define fota_trace_dump(title, ptr) \
- fota_trace_dump_func((title), (ptr)->btrace, (ptr)->btrace_num)
- void fota_trace_dump_func(const char *title, void **btrace, int btrace_num);
- #define fota_trace_record(ptr) \
- (ptr)->btrace_num = backtrace((ptr)->btrace, FOTA_TRACE_LEN)
- void fota_trace_show(const char *title);
- #define fota_trace_add_ref(ptr, name, addr) \
- fota_trace_add_ref_func(&(ptr)->fota_trace_ref_##name, (addr))
- void fota_trace_add_ref_func(struct fota_trace_ref *ref, const void *addr);
- #define fota_trace_remove_ref(ptr, name, addr) \
- do { \
- if ((addr)) \
- dl_list_del(&(ptr)->fota_trace_ref_##name.list); \
- } while (0)
- void fota_trace_check_ref(const void *addr);
- size_t fota_trace_calling_func(const char *buf[], size_t len);
- #else /* FOTA_TRACE */
- #define FOTA_TRACE_INFO
- #define FOTA_TRACE_REF(n)
- #define fota_trace_dump(title, ptr) do { } while (0)
- #define fota_trace_record(ptr) do { } while (0)
- #define fota_trace_show(title) do { } while (0)
- #define fota_trace_add_ref(ptr, name, addr) do { } while (0)
- #define fota_trace_remove_ref(ptr, name, addr) do { } while (0)
- #define fota_trace_check_ref(addr) do { } while (0)
- #endif /* FOTA_TRACE */
- #ifdef FOTA_TRACE_BFD
- void fota_trace_dump_funcname(const char *title, void *pc);
- #else /* FOTA_TRACE_BFD */
- #define fota_trace_dump_funcname(title, pc) do { } while (0)
- #endif /* FOTA_TRACE_BFD */
- void fota_trace_deinit(void);
- #endif /* TRACE_H */
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