793 struct btf *btf__parse_elf(const char *path, struct btf_ext **btf_ext)  in btf__parse_elf()  argument
854 		} else if (btf_ext && strcmp(name, BTF_EXT_ELF_SEC) == 0) {  in btf__parse_elf()
887 	if (btf_ext && btf_ext_data) {  in btf__parse_elf()
888 		*btf_ext = btf_ext__new(btf_ext_data->d_buf,  in btf__parse_elf()
890 		if (IS_ERR(*btf_ext))  in btf__parse_elf()
892 	} else if (btf_ext) {  in btf__parse_elf()
893 		*btf_ext = NULL;  in btf__parse_elf()
908 	if (btf_ext && IS_ERR(*btf_ext)) {  in btf__parse_elf()
910 		err = PTR_ERR(*btf_ext);  in btf__parse_elf()
979 struct btf *btf__parse(const char *path, struct btf_ext **btf_ext)  in btf__parse()  argument
983 	if (btf_ext)  in btf__parse()
984 		*btf_ext = NULL;  in btf__parse()
990 	return btf__parse_elf(path, btf_ext);  in btf__parse()
2336 static int btf_ext_setup_info(struct btf_ext *btf_ext,  in btf_ext_setup_info()  argument
2354 	info = btf_ext->data + btf_ext->hdr->hdr_len + ext_sec->off;  in btf_ext_setup_info()
2357 	if (btf_ext->data + btf_ext->data_size < info + ext_sec->len) {  in btf_ext_setup_info()
2425 static int btf_ext_setup_func_info(struct btf_ext *btf_ext)  in btf_ext_setup_func_info()  argument
2428 		.off = btf_ext->hdr->func_info_off,  in btf_ext_setup_func_info()
2429 		.len = btf_ext->hdr->func_info_len,  in btf_ext_setup_func_info()
2431 		.ext_info = &btf_ext->func_info,  in btf_ext_setup_func_info()
2435 	return btf_ext_setup_info(btf_ext, &param);  in btf_ext_setup_func_info()
2438 static int btf_ext_setup_line_info(struct btf_ext *btf_ext)  in btf_ext_setup_line_info()  argument
2441 		.off = btf_ext->hdr->line_info_off,  in btf_ext_setup_line_info()
2442 		.len = btf_ext->hdr->line_info_len,  in btf_ext_setup_line_info()
2444 		.ext_info = &btf_ext->line_info,  in btf_ext_setup_line_info()
2448 	return btf_ext_setup_info(btf_ext, &param);  in btf_ext_setup_line_info()
2451 static int btf_ext_setup_core_relos(struct btf_ext *btf_ext)  in btf_ext_setup_core_relos()  argument
2454 		.off = btf_ext->hdr->core_relo_off,  in btf_ext_setup_core_relos()
2455 		.len = btf_ext->hdr->core_relo_len,  in btf_ext_setup_core_relos()
2457 		.ext_info = &btf_ext->core_relo_info,  in btf_ext_setup_core_relos()
2461 	return btf_ext_setup_info(btf_ext, &param);  in btf_ext_setup_core_relos()
2500 void btf_ext__free(struct btf_ext *btf_ext)  in btf_ext__free()  argument
2502 	if (IS_ERR_OR_NULL(btf_ext))  in btf_ext__free()
2504 	free(btf_ext->data);  in btf_ext__free()
2505 	free(btf_ext);  in btf_ext__free()
2508 struct btf_ext *btf_ext__new(__u8 *data, __u32 size)  in btf_ext__new()
2510 	struct btf_ext *btf_ext;  in btf_ext__new()  local
2517 	btf_ext = calloc(1, sizeof(struct btf_ext));  in btf_ext__new()
2518 	if (!btf_ext)  in btf_ext__new()
2521 	btf_ext->data_size = size;  in btf_ext__new()
2522 	btf_ext->data = malloc(size);  in btf_ext__new()
2523 	if (!btf_ext->data) {  in btf_ext__new()
2527 	memcpy(btf_ext->data, data, size);  in btf_ext__new()
2529 	if (btf_ext->hdr->hdr_len <  in btf_ext__new()
2532 	err = btf_ext_setup_func_info(btf_ext);  in btf_ext__new()
2536 	err = btf_ext_setup_line_info(btf_ext);  in btf_ext__new()
2540 	if (btf_ext->hdr->hdr_len < offsetofend(struct btf_ext_header, core_relo_len))  in btf_ext__new()
2542 	err = btf_ext_setup_core_relos(btf_ext);  in btf_ext__new()
2548 		btf_ext__free(btf_ext);  in btf_ext__new()
2552 	return btf_ext;  in btf_ext__new()
2555 const void *btf_ext__get_raw_data(const struct btf_ext *btf_ext, __u32 *size)  in btf_ext__get_raw_data()  argument
2557 	*size = btf_ext->data_size;  in btf_ext__get_raw_data()
2558 	return btf_ext->data;  in btf_ext__get_raw_data()
2610 			     const struct btf_ext *btf_ext,  in btf_ext__reloc_func_info()  argument
2614 	return btf_ext_reloc_info(btf, &btf_ext->func_info, sec_name,  in btf_ext__reloc_func_info()
2619 			     const struct btf_ext *btf_ext,  in btf_ext__reloc_line_info()  argument
2623 	return btf_ext_reloc_info(btf, &btf_ext->line_info, sec_name,  in btf_ext__reloc_line_info()
2627 __u32 btf_ext__func_info_rec_size(const struct btf_ext *btf_ext)  in btf_ext__func_info_rec_size()  argument
2629 	return btf_ext->func_info.rec_size;  in btf_ext__func_info_rec_size()
2632 __u32 btf_ext__line_info_rec_size(const struct btf_ext *btf_ext)  in btf_ext__line_info_rec_size()  argument
2634 	return btf_ext->line_info.rec_size;  in btf_ext__line_info_rec_size()
2639 static struct btf_dedup *btf_dedup_new(struct btf *btf, struct btf_ext *btf_ext,
2786 int btf__dedup(struct btf *btf, struct btf_ext *btf_ext,  in btf__dedup()  argument
2789 	struct btf_dedup *d = btf_dedup_new(btf, btf_ext, opts);  in btf__dedup()
2846 	struct btf_ext *btf_ext;  member
2951 static struct btf_dedup *btf_dedup_new(struct btf *btf, struct btf_ext *btf_ext,  in btf_dedup_new()  argument
2967 	d->btf_ext = btf_ext;  in btf_dedup_new()
3071 	if (!d->btf_ext)  in btf_for_each_str_off()
3074 	line_data_cur = d->btf_ext->line_info.info;  in btf_for_each_str_off()
3075 	line_data_end = d->btf_ext->line_info.info + d->btf_ext->line_info.len;  in btf_for_each_str_off()
3076 	rec_size = d->btf_ext->line_info.rec_size;  in btf_for_each_str_off()