132 			uint16_t len, uint16_t offset)  in read_str()  argument
134 	return bt_gatt_attr_read(conn, attr, buf, len, offset, attr->user_data,  in read_str()
140 			   uint16_t len, uint16_t offset)  in read_pnp_id()  argument
142 	return bt_gatt_attr_read(conn, attr, buf, len, offset, &dis_pnp_id, sizeof(dis_pnp_id));  in read_pnp_id()
148 			      uint16_t len, uint16_t offset)  in read_system_id()  argument
150 	return bt_gatt_attr_read(conn, attr, buf, len, offset, dis_system_id,  in read_system_id()
170 			    uint16_t *index, uint16_t len, uint16_t offset)  in read_udi_subval()  argument
177 	if (*bytes_read == len) {  in read_udi_subval()
187 		if (*index >= offset && *bytes_read < len) {  in read_udi_subval()
198 			uint16_t len, uint16_t offset)  in read_udi()  argument
213 			&bytes_read, &index, len, offset);  in read_udi()
215 			&bytes_read, &index, len, offset);  in read_udi()
217 			&bytes_read, &index, len, offset);  in read_udi()
219 			buf_i, &bytes_read, &index, len, offset);  in read_udi()
294 	int16_t len = read_cb((void *)new, (void *)old, CONFIG_BT_DIS_STR_MAX);  in dis_update_udi_value()  local
296 	if (len < 0) {  in dis_update_udi_value()
297 		LOG_ERR("Failed to read UDI %s from storage (err %zd)", logkey, len);  in dis_update_udi_value()
299 		old[len] = '\0';  in dis_update_udi_value()
308 	ssize_t len;  in dis_set()  local
314 		len = read_cb(store, &dis_manuf, sizeof(dis_manuf) - 1);  in dis_set()
315 		if (len < 0) {  in dis_set()
316 			LOG_ERR("Failed to read manufacturer from storage (err %zd)", len);  in dis_set()
318 			dis_manuf[len] = '\0';  in dis_set()
325 		len = read_cb(store, &dis_model, sizeof(dis_model) - 1);  in dis_set()
326 		if (len < 0) {  in dis_set()
327 			LOG_ERR("Failed to read model from storage (err %zd)", len);  in dis_set()
329 			dis_model[len] = '\0';  in dis_set()
337 		len = read_cb(store, &dis_serial_number, sizeof(dis_serial_number) - 1);  in dis_set()
338 		if (len < 0) {  in dis_set()
339 			LOG_ERR("Failed to read serial number from storage (err %zd)", len);  in dis_set()
341 			dis_serial_number[len] = '\0';  in dis_set()
350 		len = read_cb(store, &dis_fw_rev, sizeof(dis_fw_rev) - 1);  in dis_set()
351 		if (len < 0) {  in dis_set()
352 			LOG_ERR("Failed to read firmware revision from storage (err %zd)", len);  in dis_set()
354 			dis_fw_rev[len] = '\0';  in dis_set()
363 		len = read_cb(store, &dis_hw_rev, sizeof(dis_hw_rev) - 1);  in dis_set()
364 		if (len < 0) {  in dis_set()
365 			LOG_ERR("Failed to read hardware revision from storage (err %zd)", len);  in dis_set()
367 			dis_hw_rev[len] = '\0';  in dis_set()
376 		len = read_cb(store, &dis_sw_rev, sizeof(dis_sw_rev) - 1);  in dis_set()
377 		if (len < 0) {  in dis_set()
378 			LOG_ERR("Failed to read software revision from storage (err %zd)", len);  in dis_set()
380 			dis_sw_rev[len] = '\0';  in dis_set()
412 		len = read_cb(store, &oui, sizeof(oui));  in dis_set()
413 		if (len < 0) {  in dis_set()
414 			LOG_ERR("Failed to read System ID OUI from storage (err %zd)", len);  in dis_set()
424 		len = read_cb(store, &identifier, sizeof(identifier));  in dis_set()
425 		if (len < 0) {  in dis_set()
426 			LOG_ERR("Failed to read System ID identifier from storage (err %zd)", len);  in dis_set()
436 		len = read_cb(store, &dis_ieee_rcdl, sizeof(dis_ieee_rcdl) - 1);  in dis_set()
437 		if (len < 0) {  in dis_set()
440 				len);  in dis_set()
442 			dis_ieee_rcdl[len] = '\0';  in dis_set()