/* SPDX-License-Identifier: GPL-2.0 */ | |
#ifndef __TRACE_HELPER_H | |
#define __TRACE_HELPER_H | |
#include <bpf/libbpf.h> | |
struct ksym { | |
long addr; | |
char *name; | |
}; | |
int load_kallsyms(void); | |
struct ksym *ksym_search(long key); | |
long ksym_get_addr(const char *name); | |
/* open kallsyms and find addresses on the fly, faster than load + search. */ | |
int kallsyms_find(const char *sym, unsigned long long *addr); | |
void read_trace_pipe(void); | |
ssize_t get_uprobe_offset(const void *addr); | |
ssize_t get_rel_offset(uintptr_t addr); | |
#endif |