1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (c) 2018 Facebook */ 3 4 #ifndef __BPF_BTF_H 5 #define __BPF_BTF_H 6 7 #include <stdint.h> 8 9 #define BTF_ELF_SEC ".BTF" 10 11 struct btf; 12 13 typedef int (*btf_print_fn_t)(const char *, ...) 14 __attribute__((format(printf, 1, 2))); 15 16 void btf__free(struct btf *btf); 17 struct btf *btf__new(uint8_t *data, uint32_t size, btf_print_fn_t err_log); 18 int32_t btf__find_by_name(const struct btf *btf, const char *type_name); 19 int64_t btf__resolve_size(const struct btf *btf, uint32_t type_id); 20 int btf__resolve_type(const struct btf *btf, __u32 type_id); 21 int btf__fd(const struct btf *btf); 22 const char *btf__name_by_offset(const struct btf *btf, __u32 offset); 23 const struct btf_type *btf__type_by_id(const struct btf *btf, __u32 type_id); 24 25 #endif 26