383 struct btf *btf__parse_elf(const char *path, struct btf_ext **btf_ext)  in btf__parse_elf()  argument
448 		} else if (btf_ext && strcmp(name, BTF_EXT_ELF_SEC) == 0) {  in btf__parse_elf()
469 	if (btf_ext && btf_ext_data) {  in btf__parse_elf()
470 		*btf_ext = btf_ext__new(btf_ext_data->d_buf,  in btf__parse_elf()
472 		if (IS_ERR(*btf_ext))  in btf__parse_elf()
474 	} else if (btf_ext) {  in btf__parse_elf()
475 		*btf_ext = NULL;  in btf__parse_elf()
490 	if (btf_ext && IS_ERR(*btf_ext)) {  in btf__parse_elf()
492 		err = PTR_ERR(*btf_ext);  in btf__parse_elf()
776 static int btf_ext_setup_info(struct btf_ext *btf_ext,  in btf_ext_setup_info()  argument
794 	info = btf_ext->data + btf_ext->hdr->hdr_len + ext_sec->off;  in btf_ext_setup_info()
797 	if (btf_ext->data + btf_ext->data_size < info + ext_sec->len) {  in btf_ext_setup_info()
865 static int btf_ext_setup_func_info(struct btf_ext *btf_ext)  in btf_ext_setup_func_info()  argument
868 		.off = btf_ext->hdr->func_info_off,  in btf_ext_setup_func_info()
869 		.len = btf_ext->hdr->func_info_len,  in btf_ext_setup_func_info()
871 		.ext_info = &btf_ext->func_info,  in btf_ext_setup_func_info()
875 	return btf_ext_setup_info(btf_ext, &param);  in btf_ext_setup_func_info()
878 static int btf_ext_setup_line_info(struct btf_ext *btf_ext)  in btf_ext_setup_line_info()  argument
881 		.off = btf_ext->hdr->line_info_off,  in btf_ext_setup_line_info()
882 		.len = btf_ext->hdr->line_info_len,  in btf_ext_setup_line_info()
884 		.ext_info = &btf_ext->line_info,  in btf_ext_setup_line_info()
888 	return btf_ext_setup_info(btf_ext, &param);  in btf_ext_setup_line_info()
891 static int btf_ext_setup_offset_reloc(struct btf_ext *btf_ext)  in btf_ext_setup_offset_reloc()  argument
894 		.off = btf_ext->hdr->offset_reloc_off,  in btf_ext_setup_offset_reloc()
895 		.len = btf_ext->hdr->offset_reloc_len,  in btf_ext_setup_offset_reloc()
897 		.ext_info = &btf_ext->offset_reloc_info,  in btf_ext_setup_offset_reloc()
901 	return btf_ext_setup_info(btf_ext, &param);  in btf_ext_setup_offset_reloc()
937 void btf_ext__free(struct btf_ext *btf_ext)  in btf_ext__free()  argument
939 	if (!btf_ext)  in btf_ext__free()
941 	free(btf_ext->data);  in btf_ext__free()
942 	free(btf_ext);  in btf_ext__free()
945 struct btf_ext *btf_ext__new(__u8 *data, __u32 size)  in btf_ext__new()
947 	struct btf_ext *btf_ext;  in btf_ext__new()  local
954 	btf_ext = calloc(1, sizeof(struct btf_ext));  in btf_ext__new()
955 	if (!btf_ext)  in btf_ext__new()
958 	btf_ext->data_size = size;  in btf_ext__new()
959 	btf_ext->data = malloc(size);  in btf_ext__new()
960 	if (!btf_ext->data) {  in btf_ext__new()
964 	memcpy(btf_ext->data, data, size);  in btf_ext__new()
966 	if (btf_ext->hdr->hdr_len <  in btf_ext__new()
969 	err = btf_ext_setup_func_info(btf_ext);  in btf_ext__new()
973 	err = btf_ext_setup_line_info(btf_ext);  in btf_ext__new()
977 	if (btf_ext->hdr->hdr_len <  in btf_ext__new()
980 	err = btf_ext_setup_offset_reloc(btf_ext);  in btf_ext__new()
986 		btf_ext__free(btf_ext);  in btf_ext__new()
990 	return btf_ext;  in btf_ext__new()
993 const void *btf_ext__get_raw_data(const struct btf_ext *btf_ext, __u32 *size)  in btf_ext__get_raw_data()  argument
995 	*size = btf_ext->data_size;  in btf_ext__get_raw_data()
996 	return btf_ext->data;  in btf_ext__get_raw_data()
1048 			     const struct btf_ext *btf_ext,  in btf_ext__reloc_func_info()  argument
1052 	return btf_ext_reloc_info(btf, &btf_ext->func_info, sec_name,  in btf_ext__reloc_func_info()
1057 			     const struct btf_ext *btf_ext,  in btf_ext__reloc_line_info()  argument
1061 	return btf_ext_reloc_info(btf, &btf_ext->line_info, sec_name,  in btf_ext__reloc_line_info()
1065 __u32 btf_ext__func_info_rec_size(const struct btf_ext *btf_ext)  in btf_ext__func_info_rec_size()  argument
1067 	return btf_ext->func_info.rec_size;  in btf_ext__func_info_rec_size()
1070 __u32 btf_ext__line_info_rec_size(const struct btf_ext *btf_ext)  in btf_ext__line_info_rec_size()  argument
1072 	return btf_ext->line_info.rec_size;  in btf_ext__line_info_rec_size()
1077 static struct btf_dedup *btf_dedup_new(struct btf *btf, struct btf_ext *btf_ext,
1224 int btf__dedup(struct btf *btf, struct btf_ext *btf_ext,  in btf__dedup()  argument
1227 	struct btf_dedup *d = btf_dedup_new(btf, btf_ext, opts);  in btf__dedup()
1281 	struct btf_ext *btf_ext;  member
1386 static struct btf_dedup *btf_dedup_new(struct btf *btf, struct btf_ext *btf_ext,  in btf_dedup_new()  argument
1402 	d->btf_ext = btf_ext;  in btf_dedup_new()
1506 	if (!d->btf_ext)  in btf_for_each_str_off()
1509 	line_data_cur = d->btf_ext->line_info.info;  in btf_for_each_str_off()
1510 	line_data_end = d->btf_ext->line_info.info + d->btf_ext->line_info.len;  in btf_for_each_str_off()
1511 	rec_size = d->btf_ext->line_info.rec_size;  in btf_for_each_str_off()