468 	u8 hex[sizeof(bin) * 2 + 1];  in input_read()  local
476 	bin2hex(hex, bin, n);  in input_read()
478 	hex[2*n] = '\n';  in input_read()
480 	return simple_read_from_buffer(buf, len, ppos, hex, 2*n + 1);  in input_read()
494 	u8 hex[TURRIS_MOX_MAX_MODULES * 2 + 1];  in output_read()  local
495 	u8 *p = hex;  in output_read()
507 	return simple_read_from_buffer(buf, len, ppos, hex, p - hex);  in output_read()
515 	u8 hex[sizeof(bin) * 2 + 1];  in output_write()  local
523 	res = simple_write_to_buffer(hex, sizeof(hex), &dummy, buf, len);  in output_write()
527 	if (len % 2 == 1 && hex[len - 1] != '\n')  in output_write()
530 	err = hex2bin(bin, hex, moxtet->count);  in output_write()