/* * Backtrace debugging * Copyright (c) 2009, Jouni Malinen * * 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 #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 */