48 struct db_export {  struct
49 	int (*export_evsel)(struct db_export *dbe, struct perf_evsel *evsel);  argument
50 	int (*export_machine)(struct db_export *dbe, struct machine *machine);  argument
51 	int (*export_thread)(struct db_export *dbe, struct thread *thread,  argument
53 	int (*export_comm)(struct db_export *dbe, struct comm *comm);  argument
54 	int (*export_comm_thread)(struct db_export *dbe, u64 db_id,  argument
56 	int (*export_dso)(struct db_export *dbe, struct dso *dso,  argument
58 	int (*export_symbol)(struct db_export *dbe, struct symbol *sym,  argument
60 	int (*export_branch_type)(struct db_export *dbe, u32 branch_type,  argument
62 	int (*export_sample)(struct db_export *dbe, struct export_sample *es);  argument
63 	int (*export_call_path)(struct db_export *dbe, struct call_path *cp);  argument
64 	int (*export_call_return)(struct db_export *dbe,  argument
80 int db_export__init(struct db_export *dbe);  argument