trace_helpers.h 521 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef __TRACE_HELPER_H
  3. #define __TRACE_HELPER_H
  4. #include <bpf/libbpf.h>
  5. struct ksym {
  6. long addr;
  7. char *name;
  8. };
  9. int load_kallsyms(void);
  10. struct ksym *ksym_search(long key);
  11. long ksym_get_addr(const char *name);
  12. /* open kallsyms and find addresses on the fly, faster than load + search. */
  13. int kallsyms_find(const char *sym, unsigned long long *addr);
  14. void read_trace_pipe(void);
  15. ssize_t get_uprobe_offset(const void *addr);
  16. ssize_t get_rel_offset(uintptr_t addr);
  17. #endif