| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| #pragma once |
| |
| /* |
| * Copyright © IBM Corp. 2003 |
| */ |
| |
| #define MAX_PATH_LEN 512 |
| |
| /* |
| * MAX_ATTR_LEN: maximum length of the result of reading a sysfs |
| * attribute. |
| */ |
| #define MAX_ATTR_LEN 256 |
| |
| /* |
| * MAX_SERIAL_LEN: the maximum length of the serial number, including |
| * added prefixes such as vendor and product (model) strings. |
| */ |
| #define MAX_SERIAL_LEN 256 |
| |
| /* |
| * MAX_BUFFER_LEN: maximum buffer size and line length used while reading |
| * the config file. |
| */ |
| #define MAX_BUFFER_LEN 256 |
| |
| struct scsi_id_device { |
| char vendor[9]; |
| char model[17]; |
| char revision[5]; |
| char kernel[64]; |
| char serial[MAX_SERIAL_LEN]; |
| char serial_short[MAX_SERIAL_LEN]; |
| unsigned type; |
| int use_sg; |
| |
| /* Always from page 0x80 e.g. 'B3G1P8500RWT' - may not be unique */ |
| char unit_serial_number[MAX_SERIAL_LEN]; |
| |
| /* NULs if not set - otherwise hex encoding using lower-case e.g. '50014ee0016eb572' */ |
| char wwn[17]; |
| |
| /* NULs if not set - otherwise hex encoding using lower-case e.g. '0xe00000d80000' */ |
| char wwn_vendor_extension[17]; |
| |
| /* NULs if not set - otherwise decimal number */ |
| char tgpt_group[8]; |
| }; |
| |
| int scsi_std_inquiry(struct scsi_id_device *dev_scsi, const char *devname); |
| int scsi_get_serial(struct scsi_id_device *dev_scsi, const char *devname, |
| int page_code, int len); |
| |
| /* |
| * Page code values. |
| */ |
| enum page_code { |
| PAGE_83_PRE_SPC3 = -0x83, |
| PAGE_UNSPECIFIED = 0x00, |
| PAGE_80 = 0x80, |
| PAGE_83 = 0x83, |
| }; |