1597 lines
42 KiB
C
1597 lines
42 KiB
C
/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 2013, 2014, 2015 Spectra Logic Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*
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* Authors: Ken Merry (Spectra Logic Corporation)
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*/
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#ifndef lint
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static const char copyright[] =
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"@(#) Copyright (c) 1980, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)mt.c 8.2 (Berkeley) 5/4/95";
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#endif
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#endif /* not lint */
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#include <sys/cdefs.h>
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/*
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* mt --
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* magnetic tape manipulation program
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*/
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <sys/mtio.h>
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#include <sys/queue.h>
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#include <ctype.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdint.h>
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#include <errno.h>
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#include <bsdxml.h>
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#include <mtlib.h>
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#include <cam/cam.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_periph.h>
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#include <cam/scsi/scsi_all.h>
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#include <cam/scsi/scsi_sa.h>
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/* the appropriate sections of <sys/mtio.h> are also #ifdef'd for FreeBSD */
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/* c_flags */
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#define NEED_2ARGS 0x01
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#define ZERO_ALLOWED 0x02
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#define IS_DENSITY 0x04
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#define DISABLE_THIS 0x08
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#define IS_COMP 0x10
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#define USE_GETOPT 0x20
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifndef MAX
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#define MAX(a, b) (a > b) ? a : b
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#endif
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#define MT_PLURAL(a) (a == 1) ? "" : "s"
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typedef enum {
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MT_CMD_NONE = MTLOAD + 1,
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MT_CMD_PROTECT,
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MT_CMD_GETDENSITY
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} mt_commands;
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static const struct commands {
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const char *c_name;
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unsigned long c_code;
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int c_ronly;
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int c_flags;
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} com[] = {
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{ "bsf", MTBSF, 1, 0 },
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{ "bsr", MTBSR, 1, 0 },
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/* XXX FreeBSD considered "eof" dangerous, since it's being
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confused with "eom" (and is an alias for "weof" anyway) */
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{ "eof", MTWEOF, 0, DISABLE_THIS },
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{ "fsf", MTFSF, 1, 0 },
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{ "fsr", MTFSR, 1, 0 },
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{ "offline", MTOFFL, 1, 0 },
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{ "load", MTLOAD, 1, 0 },
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{ "rewind", MTREW, 1, 0 },
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{ "rewoffl", MTOFFL, 1, 0 },
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{ "ostatus", MTNOP, 1, 0 },
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{ "weof", MTWEOF, 0, ZERO_ALLOWED },
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{ "weofi", MTWEOFI, 0, ZERO_ALLOWED },
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{ "erase", MTERASE, 0, ZERO_ALLOWED},
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{ "blocksize", MTSETBSIZ, 0, NEED_2ARGS|ZERO_ALLOWED },
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{ "density", MTSETDNSTY, 0, NEED_2ARGS|ZERO_ALLOWED|IS_DENSITY },
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{ "eom", MTEOD, 1, 0 },
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{ "eod", MTEOD, 1, 0 },
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{ "smk", MTWSS, 0, 0 },
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{ "wss", MTWSS, 0, 0 },
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{ "fss", MTFSS, 1, 0 },
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{ "bss", MTBSS, 1, 0 },
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{ "comp", MTCOMP, 0, NEED_2ARGS|ZERO_ALLOWED|IS_COMP },
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{ "retension", MTRETENS, 1, 0 },
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{ "rdhpos", MTIOCRDHPOS, 0, 0 },
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{ "rdspos", MTIOCRDSPOS, 0, 0 },
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{ "sethpos", MTIOCHLOCATE, 0, NEED_2ARGS|ZERO_ALLOWED },
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{ "setspos", MTIOCSLOCATE, 0, NEED_2ARGS|ZERO_ALLOWED },
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{ "errstat", MTIOCERRSTAT, 0, 0 },
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{ "setmodel", MTIOCSETEOTMODEL, 0, NEED_2ARGS|ZERO_ALLOWED },
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{ "seteotmodel", MTIOCSETEOTMODEL, 0, NEED_2ARGS|ZERO_ALLOWED },
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{ "getmodel", MTIOCGETEOTMODEL, 0, 0 },
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{ "geteotmodel", MTIOCGETEOTMODEL, 0, 0 },
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{ "rblim", MTIOCRBLIM, 0, 0},
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{ "getdensity", MT_CMD_GETDENSITY, 0, USE_GETOPT},
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{ "status", MTIOCEXTGET, 0, USE_GETOPT },
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{ "locate", MTIOCEXTLOCATE, 0, USE_GETOPT },
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{ "param", MTIOCPARAMGET, 0, USE_GETOPT },
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{ "protect", MT_CMD_PROTECT, 0, USE_GETOPT },
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{ NULL, 0, 0, 0 }
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};
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static const char *getblksiz(int);
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static void printreg(const char *, u_int, const char *);
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static void status(struct mtget *);
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static void usage(void) __dead2;
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const char *get_driver_state_str(int dsreg);
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static void st_status (struct mtget *);
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static int mt_locate(int argc, char **argv, int mtfd, const char *tape);
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static int nstatus_print(int argc, char **argv, char *xml_str,
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struct mt_status_data *status_data);
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static int mt_xml_cmd(unsigned long cmd, int argc, char **argv, int mtfd,
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const char *tape);
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static int mt_print_density_entry(struct mt_status_entry *density_root, int indent);
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static int mt_print_density_report(struct mt_status_entry *report_root, int indent);
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static int mt_print_density(struct mt_status_entry *density_root, int indent);
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static int mt_getdensity(int argc, char **argv, char *xml_str,
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struct mt_status_data *status_data);
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static int mt_set_param(int mtfd, struct mt_status_data *status_data,
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char *param_name, char *param_value);
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static int mt_protect(int argc, char **argv, int mtfd,
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struct mt_status_data *status_data);
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static int mt_param(int argc, char **argv, int mtfd, char *xml_str,
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struct mt_status_data *status_data);
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static const char *denstostring (int d);
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static u_int32_t stringtocomp(const char *s);
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static const char *comptostring(u_int32_t comp);
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static void warn_eof(void);
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int
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main(int argc, char *argv[])
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{
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const struct commands *comp;
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struct mtget mt_status;
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struct mtop mt_com;
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int ch, len, mtfd;
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const char *p, *tape;
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bzero(&mt_com, sizeof(mt_com));
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if ((tape = getenv("TAPE")) == NULL)
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tape = DEFTAPE;
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while ((ch = getopt(argc, argv, "f:t:")) != -1)
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switch(ch) {
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case 'f':
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case 't':
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tape = optarg;
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break;
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case '?':
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usage();
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break;
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default:
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break;
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}
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argc -= optind;
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argv += optind;
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if (argc < 1)
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usage();
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len = strlen(p = *argv++);
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for (comp = com;; comp++) {
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if (comp->c_name == NULL)
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errx(1, "%s: unknown command", p);
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if (strncmp(p, comp->c_name, len) == 0)
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break;
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}
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if((comp->c_flags & NEED_2ARGS) && argc != 2)
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usage();
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if(comp->c_flags & DISABLE_THIS) {
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warn_eof();
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}
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if (comp->c_flags & USE_GETOPT) {
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argc--;
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optind = 0;
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}
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if ((mtfd = open(tape, comp->c_ronly ? O_RDONLY : O_RDWR)) < 0)
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err(1, "%s", tape);
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if (comp->c_code != MTNOP) {
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mt_com.mt_op = comp->c_code;
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if (*argv) {
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if (!isdigit(**argv) &&
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(comp->c_flags & IS_DENSITY)) {
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const char *dcanon;
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mt_com.mt_count = mt_density_num(*argv);
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if (mt_com.mt_count == 0)
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errx(1, "%s: unknown density", *argv);
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dcanon = denstostring(mt_com.mt_count);
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if (strcmp(dcanon, *argv) != 0)
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printf(
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"Using \"%s\" as an alias for %s\n",
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*argv, dcanon);
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p = "";
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} else if (!isdigit(**argv) &&
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(comp->c_flags & IS_COMP)) {
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mt_com.mt_count = stringtocomp(*argv);
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if ((u_int32_t)mt_com.mt_count == 0xf0f0f0f0)
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errx(1, "%s: unknown compression",
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*argv);
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p = "";
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} else if ((comp->c_flags & USE_GETOPT) == 0) {
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char *q;
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/* allow for hex numbers; useful for density */
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mt_com.mt_count = strtol(*argv, &q, 0);
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p = q;
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}
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if (((comp->c_flags & USE_GETOPT) == 0)
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&& (((mt_com.mt_count <=
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((comp->c_flags & ZERO_ALLOWED)? -1: 0))
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&& ((comp->c_flags & IS_COMP) == 0))
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|| *p))
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errx(1, "%s: illegal count", *argv);
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}
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else
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mt_com.mt_count = 1;
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switch (comp->c_code) {
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case MTIOCERRSTAT:
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{
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unsigned int i;
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union mterrstat umn;
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struct scsi_tape_errors *s = &umn.scsi_errstat;
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if (ioctl(mtfd, comp->c_code, (caddr_t)&umn) < 0)
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err(2, "%s", tape);
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(void)printf("Last I/O Residual: %u\n", s->io_resid);
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(void)printf(" Last I/O Command:");
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for (i = 0; i < sizeof (s->io_cdb); i++)
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(void)printf(" %02X", s->io_cdb[i]);
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(void)printf("\n");
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(void)printf(" Last I/O Sense:\n\n\t");
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for (i = 0; i < sizeof (s->io_sense); i++) {
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(void)printf(" %02X", s->io_sense[i]);
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if (((i + 1) & 0xf) == 0) {
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(void)printf("\n\t");
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}
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}
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(void)printf("\n");
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(void)printf("Last Control Residual: %u\n",
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s->ctl_resid);
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(void)printf(" Last Control Command:");
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for (i = 0; i < sizeof (s->ctl_cdb); i++)
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(void)printf(" %02X", s->ctl_cdb[i]);
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(void)printf("\n");
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(void)printf(" Last Control Sense:\n\n\t");
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for (i = 0; i < sizeof (s->ctl_sense); i++) {
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(void)printf(" %02X", s->ctl_sense[i]);
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if (((i + 1) & 0xf) == 0) {
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(void)printf("\n\t");
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}
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}
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(void)printf("\n\n");
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exit(0);
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/* NOTREACHED */
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}
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case MTIOCRDHPOS:
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case MTIOCRDSPOS:
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{
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u_int32_t block;
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if (ioctl(mtfd, comp->c_code, (caddr_t)&block) < 0)
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err(2, "%s", tape);
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(void)printf("%s: %s block location %u\n", tape,
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(comp->c_code == MTIOCRDHPOS)? "hardware" :
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"logical", block);
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exit(0);
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/* NOTREACHED */
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}
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case MTIOCSLOCATE:
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case MTIOCHLOCATE:
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{
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u_int32_t block = (u_int32_t)mt_com.mt_count;
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if (ioctl(mtfd, comp->c_code, (caddr_t)&block) < 0)
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err(2, "%s", tape);
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exit(0);
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/* NOTREACHED */
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}
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case MTIOCGETEOTMODEL:
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{
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u_int32_t om;
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if (ioctl(mtfd, MTIOCGETEOTMODEL, (caddr_t)&om) < 0)
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err(2, "%s", tape);
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(void)printf("%s: the model is %u filemar%s at EOT\n",
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tape, om, (om > 1)? "ks" : "k");
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exit(0);
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/* NOTREACHED */
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}
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case MTIOCSETEOTMODEL:
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{
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u_int32_t om, nm = (u_int32_t)mt_com.mt_count;
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if (ioctl(mtfd, MTIOCGETEOTMODEL, (caddr_t)&om) < 0)
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err(2, "%s", tape);
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if (ioctl(mtfd, comp->c_code, (caddr_t)&nm) < 0)
|
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err(2, "%s", tape);
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|
(void)printf("%s: old model was %u filemar%s at EOT\n",
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tape, om, (om > 1)? "ks" : "k");
|
|
(void)printf("%s: new model is %u filemar%s at EOT\n",
|
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tape, nm, (nm > 1)? "ks" : "k");
|
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exit(0);
|
|
/* NOTREACHED */
|
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}
|
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case MTIOCRBLIM:
|
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{
|
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struct mtrblim rblim;
|
|
|
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bzero(&rblim, sizeof(rblim));
|
|
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if (ioctl(mtfd, MTIOCRBLIM, (caddr_t)&rblim) < 0)
|
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err(2, "%s", tape);
|
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(void)printf("%s:\n"
|
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" min blocksize %u byte%s\n"
|
|
" max blocksize %u byte%s\n"
|
|
" granularity %u byte%s\n",
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tape, rblim.min_block_length,
|
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MT_PLURAL(rblim.min_block_length),
|
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rblim.max_block_length,
|
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MT_PLURAL(rblim.max_block_length),
|
|
(1 << rblim.granularity),
|
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MT_PLURAL((1 << rblim.granularity)));
|
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exit(0);
|
|
/* NOTREACHED */
|
|
}
|
|
case MTIOCPARAMGET:
|
|
case MTIOCEXTGET:
|
|
case MT_CMD_PROTECT:
|
|
case MT_CMD_GETDENSITY:
|
|
{
|
|
int retval = 0;
|
|
|
|
retval = mt_xml_cmd(comp->c_code, argc, argv, mtfd,
|
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tape);
|
|
|
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exit(retval);
|
|
}
|
|
case MTIOCEXTLOCATE:
|
|
{
|
|
int retval = 0;
|
|
|
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retval = mt_locate(argc, argv, mtfd, tape);
|
|
|
|
exit(retval);
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
if (ioctl(mtfd, MTIOCTOP, &mt_com) < 0)
|
|
err(1, "%s: %s", tape, comp->c_name);
|
|
} else {
|
|
if (ioctl(mtfd, MTIOCGET, &mt_status) < 0)
|
|
err(1, NULL);
|
|
status(&mt_status);
|
|
}
|
|
exit(0);
|
|
/* NOTREACHED */
|
|
}
|
|
|
|
static const struct tape_desc {
|
|
short t_type; /* type of magtape device */
|
|
const char *t_name; /* printing name */
|
|
const char *t_dsbits; /* "drive status" register */
|
|
const char *t_erbits; /* "error" register */
|
|
} tapes[] = {
|
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{ MT_ISAR, "SCSI tape drive", 0, 0 },
|
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{ 0, NULL, 0, 0 }
|
|
};
|
|
|
|
/*
|
|
* Interpret the status buffer returned
|
|
*/
|
|
static void
|
|
status(struct mtget *bp)
|
|
{
|
|
const struct tape_desc *mt;
|
|
|
|
for (mt = tapes;; mt++) {
|
|
if (mt->t_type == 0) {
|
|
(void)printf("%d: unknown tape drive type\n",
|
|
bp->mt_type);
|
|
return;
|
|
}
|
|
if (mt->t_type == bp->mt_type)
|
|
break;
|
|
}
|
|
if(mt->t_type == MT_ISAR)
|
|
st_status(bp);
|
|
else {
|
|
(void)printf("%s tape drive, residual=%d\n",
|
|
mt->t_name, bp->mt_resid);
|
|
printreg("ds", (unsigned short)bp->mt_dsreg, mt->t_dsbits);
|
|
printreg("\ner", (unsigned short)bp->mt_erreg, mt->t_erbits);
|
|
(void)putchar('\n');
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Print a register a la the %b format of the kernel's printf.
|
|
*/
|
|
static void
|
|
printreg(const char *s, u_int v, const char *bits)
|
|
{
|
|
int i, any = 0;
|
|
char c;
|
|
|
|
if (bits && *bits == 8)
|
|
printf("%s=%o", s, v);
|
|
else
|
|
printf("%s=%x", s, v);
|
|
if (!bits)
|
|
return;
|
|
bits++;
|
|
if (v && bits) {
|
|
putchar('<');
|
|
while ((i = *bits++)) {
|
|
if (v & (1 << (i-1))) {
|
|
if (any)
|
|
putchar(',');
|
|
any = 1;
|
|
for (; (c = *bits) > 32; bits++)
|
|
putchar(c);
|
|
} else
|
|
for (; *bits > 32; bits++)
|
|
;
|
|
}
|
|
putchar('>');
|
|
}
|
|
}
|
|
|
|
static void
|
|
usage(void)
|
|
{
|
|
(void)fprintf(stderr, "usage: mt [-f device] command [count]\n");
|
|
exit(1);
|
|
}
|
|
|
|
static const struct compression_types {
|
|
u_int32_t comp_number;
|
|
const char *name;
|
|
} comp_types[] = {
|
|
{ 0x00, "none" },
|
|
{ 0x00, "off" },
|
|
{ 0x10, "IDRC" },
|
|
{ 0x20, "DCLZ" },
|
|
{ 0xffffffff, "enable" },
|
|
{ 0xffffffff, "on" },
|
|
{ 0xf0f0f0f0, NULL}
|
|
};
|
|
|
|
static const char *
|
|
denstostring(int d)
|
|
{
|
|
static char buf[20];
|
|
const char *name = mt_density_name(d);
|
|
|
|
if (name == NULL)
|
|
sprintf(buf, "0x%02x", d);
|
|
else
|
|
sprintf(buf, "0x%02x:%s", d, name);
|
|
return buf;
|
|
}
|
|
|
|
static const char *
|
|
getblksiz(int bs)
|
|
{
|
|
static char buf[25];
|
|
if (bs == 0)
|
|
return "variable";
|
|
else {
|
|
sprintf(buf, "%d bytes", bs);
|
|
return buf;
|
|
}
|
|
}
|
|
|
|
static const char *
|
|
comptostring(u_int32_t comp)
|
|
{
|
|
static char buf[20];
|
|
const struct compression_types *ct;
|
|
|
|
if (comp == MT_COMP_DISABLED)
|
|
return "disabled";
|
|
else if (comp == MT_COMP_UNSUPP)
|
|
return "unsupported";
|
|
|
|
for (ct = comp_types; ct->name; ct++)
|
|
if (ct->comp_number == comp)
|
|
break;
|
|
|
|
if (ct->comp_number == 0xf0f0f0f0) {
|
|
sprintf(buf, "0x%x", comp);
|
|
return(buf);
|
|
} else
|
|
return(ct->name);
|
|
}
|
|
|
|
static u_int32_t
|
|
stringtocomp(const char *s)
|
|
{
|
|
const struct compression_types *ct;
|
|
size_t l = strlen(s);
|
|
|
|
for (ct = comp_types; ct->name; ct++)
|
|
if (strncasecmp(ct->name, s, l) == 0)
|
|
break;
|
|
|
|
return(ct->comp_number);
|
|
}
|
|
|
|
static struct driver_state {
|
|
int dsreg;
|
|
const char *desc;
|
|
} driver_states[] = {
|
|
{ MTIO_DSREG_REST, "at rest" },
|
|
{ MTIO_DSREG_RBSY, "Communicating with drive" },
|
|
{ MTIO_DSREG_WR, "Writing" },
|
|
{ MTIO_DSREG_FMK, "Writing Filemarks" },
|
|
{ MTIO_DSREG_ZER, "Erasing" },
|
|
{ MTIO_DSREG_RD, "Reading" },
|
|
{ MTIO_DSREG_FWD, "Spacing Forward" },
|
|
{ MTIO_DSREG_REV, "Spacing Reverse" },
|
|
{ MTIO_DSREG_POS, "Hardware Positioning (direction unknown)" },
|
|
{ MTIO_DSREG_REW, "Rewinding" },
|
|
{ MTIO_DSREG_TEN, "Retensioning" },
|
|
{ MTIO_DSREG_UNL, "Unloading" },
|
|
{ MTIO_DSREG_LD, "Loading" },
|
|
};
|
|
|
|
const char *
|
|
get_driver_state_str(int dsreg)
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < (sizeof(driver_states)/sizeof(driver_states[0])); i++) {
|
|
if (driver_states[i].dsreg == dsreg)
|
|
return (driver_states[i].desc);
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
static void
|
|
st_status(struct mtget *bp)
|
|
{
|
|
printf("Mode Density Blocksize bpi "
|
|
"Compression\n"
|
|
"Current: %-17s %-12s %-7d %s\n"
|
|
"---------available modes---------\n"
|
|
"0: %-17s %-12s %-7d %s\n"
|
|
"1: %-17s %-12s %-7d %s\n"
|
|
"2: %-17s %-12s %-7d %s\n"
|
|
"3: %-17s %-12s %-7d %s\n",
|
|
denstostring(bp->mt_density), getblksiz(bp->mt_blksiz),
|
|
mt_density_bp(bp->mt_density, TRUE), comptostring(bp->mt_comp),
|
|
denstostring(bp->mt_density0), getblksiz(bp->mt_blksiz0),
|
|
mt_density_bp(bp->mt_density0, TRUE), comptostring(bp->mt_comp0),
|
|
denstostring(bp->mt_density1), getblksiz(bp->mt_blksiz1),
|
|
mt_density_bp(bp->mt_density1, TRUE), comptostring(bp->mt_comp1),
|
|
denstostring(bp->mt_density2), getblksiz(bp->mt_blksiz2),
|
|
mt_density_bp(bp->mt_density2, TRUE), comptostring(bp->mt_comp2),
|
|
denstostring(bp->mt_density3), getblksiz(bp->mt_blksiz3),
|
|
mt_density_bp(bp->mt_density3, TRUE), comptostring(bp->mt_comp3));
|
|
|
|
if (bp->mt_dsreg != MTIO_DSREG_NIL) {
|
|
const char sfmt[] = "Current Driver State: %s.\n";
|
|
printf("---------------------------------\n");
|
|
const char *state_str;
|
|
|
|
state_str = get_driver_state_str(bp->mt_dsreg);
|
|
if (state_str == NULL) {
|
|
char foo[32];
|
|
(void) sprintf(foo, "Unknown state 0x%x", bp->mt_dsreg);
|
|
printf(sfmt, foo);
|
|
} else {
|
|
printf(sfmt, state_str);
|
|
}
|
|
}
|
|
if (bp->mt_resid == 0 && bp->mt_fileno == (daddr_t) -1 &&
|
|
bp->mt_blkno == (daddr_t) -1)
|
|
return;
|
|
printf("---------------------------------\n");
|
|
printf("File Number: %d\tRecord Number: %d\tResidual Count %d\n",
|
|
bp->mt_fileno, bp->mt_blkno, bp->mt_resid);
|
|
}
|
|
|
|
static int
|
|
mt_locate(int argc, char **argv, int mtfd, const char *tape)
|
|
{
|
|
struct mtlocate mtl;
|
|
uint64_t logical_id = 0;
|
|
mt_locate_dest_type dest_type = MT_LOCATE_DEST_FILE;
|
|
int eod = 0, explicit = 0, immediate = 0;
|
|
int64_t partition = 0;
|
|
int block_addr_set = 0, partition_set = 0, file_set = 0, set_set = 0;
|
|
int c, retval;
|
|
|
|
retval = 0;
|
|
bzero(&mtl, sizeof(mtl));
|
|
|
|
while ((c = getopt(argc, argv, "b:eEf:ip:s:")) != -1) {
|
|
switch (c) {
|
|
case 'b':
|
|
/* Block address */
|
|
logical_id = strtoull(optarg, NULL, 0);
|
|
dest_type = MT_LOCATE_DEST_OBJECT;
|
|
block_addr_set = 1;
|
|
break;
|
|
case 'e':
|
|
/* end of data */
|
|
eod = 1;
|
|
dest_type = MT_LOCATE_DEST_EOD;
|
|
break;
|
|
case 'E':
|
|
/*
|
|
* XXX KDM explicit address mode. Should we even
|
|
* allow this, since the driver doesn't operate in
|
|
* explicit address mode?
|
|
*/
|
|
explicit = 1;
|
|
break;
|
|
case 'f':
|
|
/* file number */
|
|
logical_id = strtoull(optarg, NULL, 0);
|
|
dest_type = MT_LOCATE_DEST_FILE;
|
|
file_set = 1;
|
|
break;
|
|
case 'i':
|
|
/*
|
|
* Immediate address mode. XXX KDM do we want to
|
|
* implement this? The other commands in the
|
|
* tape driver will need to be able to handle this.
|
|
*/
|
|
immediate = 1;
|
|
break;
|
|
case 'p':
|
|
/*
|
|
* Change partition to the given partition.
|
|
*/
|
|
partition = strtol(optarg, NULL, 0);
|
|
partition_set = 1;
|
|
break;
|
|
case 's':
|
|
/* Go to the given set mark */
|
|
logical_id = strtoull(optarg, NULL, 0);
|
|
dest_type = MT_LOCATE_DEST_SET;
|
|
set_set = 1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* These options are mutually exclusive. The user may only specify
|
|
* one.
|
|
*/
|
|
if ((block_addr_set + file_set + eod + set_set) != 1)
|
|
errx(1, "You must specify only one of -b, -f, -e, or -s");
|
|
|
|
mtl.dest_type = dest_type;
|
|
switch (dest_type) {
|
|
case MT_LOCATE_DEST_OBJECT:
|
|
case MT_LOCATE_DEST_FILE:
|
|
case MT_LOCATE_DEST_SET:
|
|
mtl.logical_id = logical_id;
|
|
break;
|
|
case MT_LOCATE_DEST_EOD:
|
|
break;
|
|
}
|
|
|
|
if (immediate != 0)
|
|
mtl.flags |= MT_LOCATE_FLAG_IMMED;
|
|
|
|
if (partition_set != 0) {
|
|
mtl.flags |= MT_LOCATE_FLAG_CHANGE_PART;
|
|
mtl.partition = partition;
|
|
}
|
|
|
|
if (explicit != 0)
|
|
mtl.block_address_mode = MT_LOCATE_BAM_EXPLICIT;
|
|
else
|
|
mtl.block_address_mode = MT_LOCATE_BAM_IMPLICIT;
|
|
|
|
if (ioctl(mtfd, MTIOCEXTLOCATE, &mtl) == -1)
|
|
err(1, "MTIOCEXTLOCATE ioctl failed on %s", tape);
|
|
|
|
return (retval);
|
|
}
|
|
|
|
typedef enum {
|
|
MT_PERIPH_NAME = 0,
|
|
MT_UNIT_NUMBER = 1,
|
|
MT_VENDOR = 2,
|
|
MT_PRODUCT = 3,
|
|
MT_REVISION = 4,
|
|
MT_COMPRESSION_SUPPORTED = 5,
|
|
MT_COMPRESSION_ENABLED = 6,
|
|
MT_COMPRESSION_ALGORITHM = 7,
|
|
MT_MEDIA_DENSITY = 8,
|
|
MT_MEDIA_BLOCKSIZE = 9,
|
|
MT_CALCULATED_FILENO = 10,
|
|
MT_CALCULATED_REL_BLKNO = 11,
|
|
MT_REPORTED_FILENO = 12,
|
|
MT_REPORTED_BLKNO = 13,
|
|
MT_PARTITION = 14,
|
|
MT_BOP = 15,
|
|
MT_EOP = 16,
|
|
MT_BPEW = 17,
|
|
MT_DSREG = 18,
|
|
MT_RESID = 19,
|
|
MT_FIXED_MODE = 20,
|
|
MT_SERIAL_NUM = 21,
|
|
MT_MAXIO = 22,
|
|
MT_CPI_MAXIO = 23,
|
|
MT_MAX_BLK = 24,
|
|
MT_MIN_BLK = 25,
|
|
MT_BLK_GRAN = 26,
|
|
MT_MAX_EFF_IOSIZE = 27
|
|
} status_item_index;
|
|
|
|
static struct mt_status_items {
|
|
const char *name;
|
|
struct mt_status_entry *entry;
|
|
} req_status_items[] = {
|
|
{ "periph_name", NULL },
|
|
{ "unit_number", NULL },
|
|
{ "vendor", NULL },
|
|
{ "product", NULL },
|
|
{ "revision", NULL },
|
|
{ "compression_supported", NULL },
|
|
{ "compression_enabled", NULL },
|
|
{ "compression_algorithm", NULL },
|
|
{ "media_density", NULL },
|
|
{ "media_blocksize", NULL },
|
|
{ "calculated_fileno", NULL },
|
|
{ "calculated_rel_blkno", NULL },
|
|
{ "reported_fileno", NULL },
|
|
{ "reported_blkno", NULL },
|
|
{ "partition", NULL },
|
|
{ "bop", NULL },
|
|
{ "eop", NULL },
|
|
{ "bpew", NULL },
|
|
{ "dsreg", NULL },
|
|
{ "residual", NULL },
|
|
{ "fixed_mode", NULL },
|
|
{ "serial_num", NULL },
|
|
{ "maxio", NULL },
|
|
{ "cpi_maxio", NULL },
|
|
{ "max_blk", NULL },
|
|
{ "min_blk", NULL },
|
|
{ "blk_gran", NULL },
|
|
{ "max_effective_iosize", NULL }
|
|
};
|
|
|
|
int
|
|
nstatus_print(int argc, char **argv, char *xml_str,
|
|
struct mt_status_data *status_data)
|
|
{
|
|
unsigned int i;
|
|
int64_t calculated_fileno, calculated_rel_blkno;
|
|
int64_t rep_fileno, rep_blkno, partition, resid;
|
|
char block_str[32];
|
|
const char *dens_str;
|
|
int dsreg, bop, eop, bpew;
|
|
int xml_dump = 0;
|
|
size_t dens_len;
|
|
unsigned int field_width;
|
|
int verbose = 0;
|
|
int c;
|
|
|
|
while ((c = getopt(argc, argv, "xv")) != -1) {
|
|
switch (c) {
|
|
case 'x':
|
|
xml_dump = 1;
|
|
break;
|
|
case 'v':
|
|
verbose = 1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (xml_dump != 0) {
|
|
printf("%s", xml_str);
|
|
return (0);
|
|
}
|
|
|
|
for (i = 0; i < (sizeof(req_status_items)/sizeof(req_status_items[0]));
|
|
i++) {
|
|
char *name;
|
|
|
|
name = __DECONST(char *, req_status_items[i].name);
|
|
req_status_items[i].entry = mt_status_entry_find(status_data,
|
|
name);
|
|
if (req_status_items[i].entry == NULL) {
|
|
errx(1, "Cannot find status entry %s",
|
|
req_status_items[i].name);
|
|
}
|
|
}
|
|
|
|
printf("Drive: %s%ju: <%s %s %s> Serial Number: %s\n",
|
|
req_status_items[MT_PERIPH_NAME].entry->value,
|
|
(uintmax_t)req_status_items[MT_UNIT_NUMBER].entry->value_unsigned,
|
|
req_status_items[MT_VENDOR].entry->value,
|
|
req_status_items[MT_PRODUCT].entry->value,
|
|
req_status_items[MT_REVISION].entry->value,
|
|
(req_status_items[MT_SERIAL_NUM].entry->value) ?
|
|
req_status_items[MT_SERIAL_NUM].entry->value : "none");
|
|
printf("---------------------------------\n");
|
|
|
|
/*
|
|
* We check to see whether we're in fixed mode or not, and don't
|
|
* just believe the blocksize. If the SILI bit is turned on, the
|
|
* blocksize will be set to 4, even though we're doing variable
|
|
* length (well, multiples of 4) blocks.
|
|
*/
|
|
if (req_status_items[MT_FIXED_MODE].entry->value_signed == 0)
|
|
snprintf(block_str, sizeof(block_str), "variable");
|
|
else
|
|
snprintf(block_str, sizeof(block_str), "%s",
|
|
getblksiz(req_status_items[
|
|
MT_MEDIA_BLOCKSIZE].entry->value_unsigned));
|
|
|
|
dens_str = denstostring(req_status_items[
|
|
MT_MEDIA_DENSITY].entry->value_unsigned);
|
|
if (dens_str == NULL)
|
|
dens_len = 0;
|
|
else
|
|
dens_len = strlen(dens_str);
|
|
field_width = MAX(dens_len, 17);
|
|
printf("Mode %-*s Blocksize bpi Compression\n"
|
|
"Current: %-*s %-12s %-7d ",
|
|
field_width, "Density", field_width, dens_str, block_str,
|
|
mt_density_bp(req_status_items[
|
|
MT_MEDIA_DENSITY].entry->value_unsigned, TRUE));
|
|
|
|
if (req_status_items[MT_COMPRESSION_SUPPORTED].entry->value_signed == 0)
|
|
printf("unsupported\n");
|
|
else if (req_status_items[
|
|
MT_COMPRESSION_ENABLED].entry->value_signed == 0)
|
|
printf("disabled\n");
|
|
else {
|
|
printf("enabled (%s)\n",
|
|
comptostring(req_status_items[
|
|
MT_COMPRESSION_ALGORITHM].entry->value_unsigned));
|
|
}
|
|
|
|
dsreg = req_status_items[MT_DSREG].entry->value_signed;
|
|
if (dsreg != MTIO_DSREG_NIL) {
|
|
const char sfmt[] = "Current Driver State: %s.\n";
|
|
printf("---------------------------------\n");
|
|
const char *state_str;
|
|
|
|
state_str = get_driver_state_str(dsreg);
|
|
if (state_str == NULL) {
|
|
char foo[32];
|
|
(void) sprintf(foo, "Unknown state 0x%x", dsreg);
|
|
printf(sfmt, foo);
|
|
} else {
|
|
printf(sfmt, state_str);
|
|
}
|
|
}
|
|
resid = req_status_items[MT_RESID].entry->value_signed;
|
|
calculated_fileno = req_status_items[
|
|
MT_CALCULATED_FILENO].entry->value_signed;
|
|
calculated_rel_blkno = req_status_items[
|
|
MT_CALCULATED_REL_BLKNO].entry->value_signed;
|
|
rep_fileno = req_status_items[
|
|
MT_REPORTED_FILENO].entry->value_signed;
|
|
rep_blkno = req_status_items[
|
|
MT_REPORTED_BLKNO].entry->value_signed;
|
|
bop = req_status_items[MT_BOP].entry->value_signed;
|
|
eop = req_status_items[MT_EOP].entry->value_signed;
|
|
bpew = req_status_items[MT_BPEW].entry->value_signed;
|
|
partition = req_status_items[MT_PARTITION].entry->value_signed;
|
|
|
|
printf("---------------------------------\n");
|
|
printf("Partition: %3jd Calc File Number: %3jd "
|
|
" Calc Record Number: %jd\n"
|
|
"Residual: %3jd Reported File Number: %3jd "
|
|
"Reported Record Number: %jd\n", partition, calculated_fileno,
|
|
calculated_rel_blkno, resid, rep_fileno, rep_blkno);
|
|
|
|
printf("Flags: ");
|
|
if (bop > 0 || eop > 0 || bpew > 0) {
|
|
int need_comma = 0;
|
|
|
|
if (bop > 0) {
|
|
printf("BOP");
|
|
need_comma = 1;
|
|
}
|
|
if (eop > 0) {
|
|
if (need_comma != 0)
|
|
printf(",");
|
|
printf("EOP");
|
|
need_comma = 1;
|
|
}
|
|
if (bpew > 0) {
|
|
if (need_comma != 0)
|
|
printf(",");
|
|
printf("BPEW");
|
|
need_comma = 1;
|
|
}
|
|
} else {
|
|
printf("None");
|
|
}
|
|
printf("\n");
|
|
if (verbose != 0) {
|
|
printf("---------------------------------\n");
|
|
printf("Tape I/O parameters:\n");
|
|
for (i = MT_MAXIO; i <= MT_MAX_EFF_IOSIZE; i++) {
|
|
printf(" %s (%s): %ju bytes\n",
|
|
req_status_items[i].entry->desc,
|
|
req_status_items[i].name,
|
|
req_status_items[i].entry->value_unsigned);
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mt_xml_cmd(unsigned long cmd, int argc, char **argv, int mtfd, const char *tape)
|
|
{
|
|
struct mt_status_data status_data;
|
|
#if 0
|
|
struct mt_status_entry *entry;
|
|
#endif
|
|
char *xml_str;
|
|
int retval;
|
|
unsigned long ioctl_cmd;
|
|
|
|
switch (cmd) {
|
|
case MT_CMD_PROTECT:
|
|
case MTIOCPARAMGET:
|
|
ioctl_cmd = MTIOCPARAMGET;
|
|
break;
|
|
default:
|
|
ioctl_cmd = MTIOCEXTGET;
|
|
break;
|
|
}
|
|
|
|
retval = mt_get_xml_str(mtfd, ioctl_cmd, &xml_str);
|
|
if (retval != 0)
|
|
err(1, "Couldn't get mt XML string");
|
|
|
|
retval = mt_get_status(xml_str, &status_data);
|
|
if (retval != XML_STATUS_OK) {
|
|
warn("Couldn't get mt status for %s", tape);
|
|
goto bailout;
|
|
}
|
|
|
|
/*
|
|
* This gets set if there are memory allocation or other errors in
|
|
* our parsing of the XML.
|
|
*/
|
|
if (status_data.error != 0) {
|
|
warnx("%s", status_data.error_str);
|
|
retval = 1;
|
|
goto bailout;
|
|
}
|
|
#if 0
|
|
STAILQ_FOREACH(entry, &status_data.entries, links)
|
|
mt_status_tree_print(entry, 0, NULL);
|
|
#endif
|
|
|
|
switch (cmd) {
|
|
case MTIOCEXTGET:
|
|
retval = nstatus_print(argc, argv, xml_str, &status_data);
|
|
break;
|
|
case MTIOCPARAMGET:
|
|
retval = mt_param(argc, argv, mtfd, xml_str, &status_data);
|
|
break;
|
|
case MT_CMD_PROTECT:
|
|
retval = mt_protect(argc, argv, mtfd, &status_data);
|
|
break;
|
|
case MT_CMD_GETDENSITY:
|
|
retval = mt_getdensity(argc, argv, xml_str, &status_data);
|
|
break;
|
|
}
|
|
|
|
bailout:
|
|
if (xml_str != NULL)
|
|
free(xml_str);
|
|
|
|
mt_status_free(&status_data);
|
|
|
|
return (retval);
|
|
}
|
|
|
|
static int
|
|
mt_set_param(int mtfd, struct mt_status_data *status_data, char *param_name,
|
|
char *param_value)
|
|
{
|
|
struct mt_status_entry *entry;
|
|
struct mtparamset param_set;
|
|
|
|
entry = mt_status_entry_find(status_data,
|
|
__DECONST(char *, "mtparamget"));
|
|
if (entry == NULL)
|
|
errx(1, "Cannot find parameter root node");
|
|
|
|
bzero(¶m_set, sizeof(param_set));
|
|
entry = mt_entry_find(entry, param_name);
|
|
if (entry == NULL)
|
|
errx(1, "Unknown parameter name \"%s\"", param_name);
|
|
|
|
strlcpy(param_set.value_name, param_name, sizeof(param_set.value_name));
|
|
|
|
switch (entry->var_type) {
|
|
case MT_TYPE_INT:
|
|
param_set.value.value_signed = strtoll(param_value, NULL, 0);
|
|
param_set.value_type = MT_PARAM_SET_SIGNED;
|
|
param_set.value_len = entry->size;
|
|
break;
|
|
case MT_TYPE_UINT:
|
|
param_set.value.value_unsigned = strtoull(param_value, NULL, 0);
|
|
param_set.value_type = MT_PARAM_SET_UNSIGNED;
|
|
param_set.value_len = entry->size;
|
|
break;
|
|
case MT_TYPE_STRING: {
|
|
size_t param_len;
|
|
|
|
param_len = strlen(param_value) + 1;
|
|
if (param_len > sizeof(param_set.value.value_fixed_str)) {
|
|
param_set.value_type = MT_PARAM_SET_VAR_STR;
|
|
param_set.value.value_var_str = param_value;
|
|
} else {
|
|
param_set.value_type = MT_PARAM_SET_FIXED_STR;
|
|
strlcpy(param_set.value.value_fixed_str, param_value,
|
|
sizeof(param_set.value.value_fixed_str));
|
|
}
|
|
param_set.value_len = param_len;
|
|
break;
|
|
}
|
|
default:
|
|
errx(1, "Unknown parameter type %d for %s", entry->var_type,
|
|
param_name);
|
|
break;
|
|
}
|
|
|
|
if (ioctl(mtfd, MTIOCPARAMSET, ¶m_set) == -1)
|
|
err(1, "MTIOCPARAMSET");
|
|
|
|
if (param_set.status != MT_PARAM_STATUS_OK)
|
|
errx(1, "Failed to set %s: %s", param_name,
|
|
param_set.error_str);
|
|
|
|
return (0);
|
|
}
|
|
|
|
|
|
typedef enum {
|
|
MT_PP_LBP_R,
|
|
MT_PP_LBP_W,
|
|
MT_PP_RBDP,
|
|
MT_PP_PI_LENGTH,
|
|
MT_PP_PROT_METHOD
|
|
} mt_protect_param;
|
|
|
|
static struct mt_protect_info {
|
|
const char *name;
|
|
struct mt_status_entry *entry;
|
|
uint32_t value;
|
|
} mt_protect_list[] = {
|
|
{ "lbp_r", NULL, 0 },
|
|
{ "lbp_w", NULL, 0 },
|
|
{ "rbdp", NULL, 0 },
|
|
{ "pi_length", NULL, 0 },
|
|
{ "prot_method", NULL, 0 }
|
|
};
|
|
|
|
#define MT_NUM_PROTECT_PARAMS (sizeof(mt_protect_list)/sizeof(mt_protect_list[0]))
|
|
|
|
#define MT_PROT_NAME "protection"
|
|
|
|
static int
|
|
mt_protect(int argc, char **argv, int mtfd, struct mt_status_data *status_data)
|
|
{
|
|
int retval = 0;
|
|
int do_enable = 0, do_disable = 0, do_list = 0;
|
|
int rbdp_set = 0, lbp_w_set = 0, lbp_r_set = 0;
|
|
int prot_method_set = 0, pi_length_set = 0;
|
|
int verbose = 0;
|
|
uint32_t rbdp = 0, lbp_w = 0, lbp_r = 0;
|
|
uint32_t prot_method = 0, pi_length = 0;
|
|
struct mt_status_entry *prot_entry, *supported_entry;
|
|
struct mt_status_entry *entry;
|
|
struct mtparamset params[MT_NUM_PROTECT_PARAMS];
|
|
struct mtsetlist param_list;
|
|
unsigned int i;
|
|
int c;
|
|
|
|
while ((c = getopt(argc, argv, "b:delL:m:r:vw:")) != -1) {
|
|
switch (c) {
|
|
case 'b':
|
|
rbdp_set = 1;
|
|
rbdp = strtoul(optarg, NULL, 0);
|
|
if ((rbdp != 0) && (rbdp != 1))
|
|
errx(1, "valid values for -b are 0 and 1");
|
|
break;
|
|
case 'd':
|
|
do_disable = 1;
|
|
break;
|
|
case 'e':
|
|
do_enable = 1;
|
|
break;
|
|
case 'l':
|
|
do_list = 1;
|
|
break;
|
|
case 'L':
|
|
pi_length_set = 1;
|
|
pi_length = strtoul(optarg, NULL, 0);
|
|
if (pi_length > SA_CTRL_DP_PI_LENGTH_MASK)
|
|
errx(1, "PI length %u > maximum %u",
|
|
pi_length, SA_CTRL_DP_PI_LENGTH_MASK);
|
|
break;
|
|
case 'm':
|
|
prot_method_set = 1;
|
|
prot_method = strtoul(optarg, NULL, 0);
|
|
if (prot_method > SA_CTRL_DP_METHOD_MAX)
|
|
errx(1, "Method %u > maximum %u",
|
|
prot_method, SA_CTRL_DP_METHOD_MAX);
|
|
break;
|
|
case 'r':
|
|
lbp_r_set = 1;
|
|
lbp_r = strtoul(optarg, NULL, 0);
|
|
if ((lbp_r != 0) && (lbp_r != 1))
|
|
errx(1, "valid values for -r are 0 and 1");
|
|
break;
|
|
case 'v':
|
|
verbose = 1;
|
|
break;
|
|
case 'w':
|
|
lbp_w_set = 1;
|
|
lbp_w = strtoul(optarg, NULL, 0);
|
|
if ((lbp_w != 0) && (lbp_r != 1))
|
|
errx(1, "valid values for -r are 0 and 1");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ((rbdp_set + do_disable + do_enable + do_list + pi_length_set +
|
|
prot_method_set + lbp_r_set + lbp_w_set) == 0)
|
|
errx(1, "Need an argument for protect");
|
|
|
|
if ((do_disable + do_enable + do_list) != 1)
|
|
errx(1, "You must specify only one of -e, -d or -l");
|
|
|
|
if (do_list != 0) {
|
|
retval = mt_protect_print(status_data, verbose);
|
|
goto bailout;
|
|
}
|
|
if (do_enable != 0) {
|
|
/*
|
|
* Enable protection, but allow the user to override
|
|
* settings if he doesn't want everything turned on.
|
|
*/
|
|
if (rbdp_set == 0)
|
|
rbdp = 1;
|
|
if (lbp_w_set == 0)
|
|
lbp_w = 1;
|
|
if (lbp_r_set == 0)
|
|
lbp_r = 1;
|
|
/*
|
|
* If the user doesn't override it, we default to enabling
|
|
* Reed-Solomon checkums.
|
|
*/
|
|
if (prot_method_set == 0)
|
|
prot_method = SA_CTRL_DP_REED_SOLOMON;
|
|
if (pi_length_set == 0)
|
|
pi_length = SA_CTRL_DP_RS_LENGTH;
|
|
} else if (do_disable != 0) {
|
|
/*
|
|
* If the user wants to disable protection, we ignore any
|
|
* other parameters he has set. Everything gets set to 0.
|
|
*/
|
|
rbdp = lbp_w = lbp_r = 0;
|
|
prot_method = pi_length = 0;
|
|
}
|
|
|
|
prot_entry = mt_status_entry_find(status_data,
|
|
__DECONST(char *, MT_PROT_NAME));
|
|
if (prot_entry == NULL)
|
|
errx(1, "Unable to find protection information status");
|
|
|
|
supported_entry = mt_entry_find(prot_entry,
|
|
__DECONST(char *, "protection_supported"));
|
|
if (supported_entry == NULL)
|
|
errx(1, "Unable to find protection support information");
|
|
|
|
if (((supported_entry->var_type == MT_TYPE_INT)
|
|
&& (supported_entry->value_signed == 0))
|
|
|| ((supported_entry->var_type == MT_TYPE_UINT)
|
|
&& (supported_entry->value_unsigned == 0)))
|
|
errx(1, "This device does not support protection information");
|
|
|
|
mt_protect_list[MT_PP_LBP_R].value = lbp_r;
|
|
mt_protect_list[MT_PP_LBP_W].value = lbp_w;
|
|
mt_protect_list[MT_PP_RBDP].value = rbdp;
|
|
mt_protect_list[MT_PP_PI_LENGTH].value = pi_length;
|
|
mt_protect_list[MT_PP_PROT_METHOD].value = prot_method;
|
|
|
|
bzero(¶ms, sizeof(params));
|
|
bzero(¶m_list, sizeof(param_list));
|
|
|
|
/*
|
|
* Go through the list and make sure that we have this parameter,
|
|
* and that it is still an unsigned integer. If not, we've got a
|
|
* problem.
|
|
*/
|
|
for (i = 0; i < MT_NUM_PROTECT_PARAMS; i++) {
|
|
entry = mt_entry_find(prot_entry,
|
|
__DECONST(char *, mt_protect_list[i].name));
|
|
if (entry == NULL) {
|
|
errx(1, "Unable to find parameter %s",
|
|
mt_protect_list[i].name);
|
|
}
|
|
mt_protect_list[i].entry = entry;
|
|
|
|
if (entry->var_type != MT_TYPE_UINT)
|
|
errx(1, "Parameter %s is type %d, not unsigned, "
|
|
"cannot proceed", mt_protect_list[i].name,
|
|
entry->var_type);
|
|
snprintf(params[i].value_name, sizeof(params[i].value_name),
|
|
"%s.%s", MT_PROT_NAME, mt_protect_list[i].name);
|
|
/* XXX KDM unify types here */
|
|
params[i].value_type = MT_PARAM_SET_UNSIGNED;
|
|
params[i].value_len = sizeof(mt_protect_list[i].value);
|
|
params[i].value.value_unsigned = mt_protect_list[i].value;
|
|
|
|
}
|
|
param_list.num_params = MT_NUM_PROTECT_PARAMS;
|
|
param_list.param_len = sizeof(params);
|
|
param_list.params = params;
|
|
|
|
if (ioctl(mtfd, MTIOCSETLIST, ¶m_list) == -1)
|
|
err(1, "error issuing MTIOCSETLIST ioctl");
|
|
|
|
for (i = 0; i < MT_NUM_PROTECT_PARAMS; i++) {
|
|
if (params[i].status != MT_PARAM_STATUS_OK) {
|
|
warnx("%s", params[i].error_str);
|
|
retval = 1;
|
|
}
|
|
}
|
|
bailout:
|
|
|
|
return (retval);
|
|
}
|
|
|
|
static int
|
|
mt_param(int argc, char **argv, int mtfd, char *xml_str,
|
|
struct mt_status_data *status_data)
|
|
{
|
|
int list = 0, do_set = 0, xml_dump = 0;
|
|
char *param_name = NULL, *param_value = NULL;
|
|
int retval = 0, quiet = 0;
|
|
int c;
|
|
|
|
while ((c = getopt(argc, argv, "lp:qs:x")) != -1) {
|
|
switch (c) {
|
|
case 'l':
|
|
list = 1;
|
|
break;
|
|
case 'p':
|
|
if (param_name != NULL) {
|
|
warnx("Only one parameter name may be "
|
|
"specified");
|
|
retval = 1;
|
|
goto bailout;
|
|
}
|
|
param_name = strdup(optarg);
|
|
break;
|
|
case 'q':
|
|
quiet = 1;
|
|
break;
|
|
case 's':
|
|
if (param_value != NULL) {
|
|
warnx("Only one parameter value may be "
|
|
"specified");
|
|
retval = 1;
|
|
goto bailout;
|
|
}
|
|
param_value = strdup(optarg);
|
|
do_set = 1;
|
|
break;
|
|
case 'x':
|
|
xml_dump = 1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ((list + do_set + xml_dump) != 1) {
|
|
warnx("You must specify only one of -s, -l or -x");
|
|
retval = 1;
|
|
goto bailout;
|
|
}
|
|
|
|
if (xml_dump != 0) {
|
|
printf("%s", xml_str);
|
|
retval = 0;
|
|
goto bailout;
|
|
}
|
|
|
|
if (do_set != 0) {
|
|
if (param_name == NULL)
|
|
errx(1, "You must specify -p with -s");
|
|
|
|
retval = mt_set_param(mtfd, status_data, param_name,
|
|
param_value);
|
|
} else if (list != 0)
|
|
retval = mt_param_list(status_data, param_name, quiet);
|
|
|
|
bailout:
|
|
free(param_name);
|
|
free(param_value);
|
|
return (retval);
|
|
}
|
|
|
|
int
|
|
mt_print_density_entry(struct mt_status_entry *density_root, int indent)
|
|
{
|
|
struct mt_status_entry *entry;
|
|
int retval = 0;
|
|
|
|
STAILQ_FOREACH(entry, &density_root->child_entries, links) {
|
|
if (entry->var_type == MT_TYPE_NODE) {
|
|
retval = mt_print_density_entry(entry, indent + 2);
|
|
if (retval != 0)
|
|
break;
|
|
else
|
|
continue;
|
|
}
|
|
if ((strcmp(entry->entry_name, "primary_density_code") == 0)
|
|
|| (strcmp(entry->entry_name, "secondary_density_code") == 0)
|
|
|| (strcmp(entry->entry_name, "density_code") == 0)) {
|
|
|
|
printf("%*s%s (%s): %s\n", indent, "", entry->desc ?
|
|
entry->desc : "", entry->entry_name,
|
|
denstostring(entry->value_unsigned));
|
|
} else if (strcmp(entry->entry_name, "density_flags") == 0) {
|
|
printf("%*sMedium Access: ", indent, "");
|
|
if (entry->value_unsigned & MT_DENS_WRITE_OK) {
|
|
printf("Read and Write\n");
|
|
} else {
|
|
printf("Read Only\n");
|
|
}
|
|
printf("%*sDefault Density: %s\n", indent, "",
|
|
(entry->value_unsigned & MT_DENS_DEFLT) ? "Yes" :
|
|
"No");
|
|
printf("%*sDuplicate Density: %s\n", indent, "",
|
|
(entry->value_unsigned & MT_DENS_DUP) ? "Yes" :
|
|
"No");
|
|
} else if (strcmp(entry->entry_name, "media_width") == 0) {
|
|
printf("%*s%s (%s): %.1f mm\n", indent, "",
|
|
entry->desc ? entry->desc : "", entry->entry_name,
|
|
(double)((double)entry->value_unsigned / 10));
|
|
} else if (strcmp(entry->entry_name, "medium_length") == 0) {
|
|
printf("%*s%s (%s): %ju m\n", indent, "",
|
|
entry->desc ? entry->desc : "", entry->entry_name,
|
|
(uintmax_t)entry->value_unsigned);
|
|
} else if (strcmp(entry->entry_name, "capacity") == 0) {
|
|
printf("%*s%s (%s): %ju MB\n", indent, "", entry->desc ?
|
|
entry->desc : "", entry->entry_name,
|
|
(uintmax_t)entry->value_unsigned);
|
|
} else {
|
|
printf("%*s%s (%s): %s\n", indent, "", entry->desc ?
|
|
entry->desc : "", entry->entry_name, entry->value);
|
|
}
|
|
}
|
|
|
|
return (retval);
|
|
}
|
|
|
|
int
|
|
mt_print_density_report(struct mt_status_entry *report_root, int indent)
|
|
{
|
|
struct mt_status_entry *mt_report, *media_report;
|
|
struct mt_status_entry *entry;
|
|
int retval = 0;
|
|
|
|
mt_report = mt_entry_find(report_root,
|
|
__DECONST(char *, MT_MEDIUM_TYPE_REPORT_NAME));
|
|
if (mt_report == NULL)
|
|
return (1);
|
|
|
|
media_report = mt_entry_find(report_root,
|
|
__DECONST(char *, MT_MEDIA_REPORT_NAME));
|
|
if (media_report == NULL)
|
|
return (1);
|
|
|
|
if ((mt_report->value_signed == 0)
|
|
&& (media_report->value_signed == 0)) {
|
|
printf("%*sThis tape drive supports the following "
|
|
"media densities:\n", indent, "");
|
|
} else if ((mt_report->value_signed == 0)
|
|
&& (media_report->value_signed != 0)) {
|
|
printf("%*sThe tape currently in this drive supports "
|
|
"the following media densities:\n", indent, "");
|
|
} else if ((mt_report->value_signed != 0)
|
|
&& (media_report->value_signed == 0)) {
|
|
printf("%*sThis tape drive supports the following "
|
|
"media types:\n", indent, "");
|
|
} else {
|
|
printf("%*sThis tape currently in this drive supports "
|
|
"the following media types:\n", indent, "");
|
|
}
|
|
|
|
STAILQ_FOREACH(entry, &report_root->child_entries, links) {
|
|
struct mt_status_nv *nv;
|
|
|
|
if (strcmp(entry->entry_name, MT_DENSITY_ENTRY_NAME) != 0)
|
|
continue;
|
|
|
|
STAILQ_FOREACH(nv, &entry->nv_list, links) {
|
|
if (strcmp(nv->name, "num") != 0)
|
|
continue;
|
|
|
|
break;
|
|
}
|
|
|
|
indent += 2;
|
|
|
|
printf("%*sDensity Entry", indent, "");
|
|
if (nv != NULL)
|
|
printf(" %s", nv->value);
|
|
printf(":\n");
|
|
|
|
retval = mt_print_density_entry(entry, indent + 2);
|
|
|
|
indent -= 2;
|
|
}
|
|
|
|
return (retval);
|
|
}
|
|
|
|
int
|
|
mt_print_density(struct mt_status_entry *density_root, int indent)
|
|
{
|
|
struct mt_status_entry *entry;
|
|
int retval = 0;
|
|
|
|
/*
|
|
* We should have this entry for every tape drive. This particular
|
|
* value is reported via the mode page block header, not the
|
|
* SCSI REPORT DENSITY SUPPORT command.
|
|
*/
|
|
entry = mt_entry_find(density_root,
|
|
__DECONST(char *, MT_MEDIA_DENSITY_NAME));
|
|
if (entry == NULL)
|
|
errx(1, "Unable to find node %s", MT_MEDIA_DENSITY_NAME);
|
|
|
|
printf("%*sCurrent density: %s\n", indent, "",
|
|
denstostring(entry->value_unsigned));
|
|
|
|
/*
|
|
* It isn't an error if we don't have any density reports. Tape
|
|
* drives that don't support the REPORT DENSITY SUPPORT command
|
|
* won't have any; they will only have the current density entry
|
|
* above.
|
|
*/
|
|
STAILQ_FOREACH(entry, &density_root->child_entries, links) {
|
|
if (strcmp(entry->entry_name, MT_DENSITY_REPORT_NAME) != 0)
|
|
continue;
|
|
|
|
retval = mt_print_density_report(entry, indent);
|
|
}
|
|
|
|
return (retval);
|
|
}
|
|
|
|
int
|
|
mt_getdensity(int argc, char **argv, char *xml_str,
|
|
struct mt_status_data *status_data)
|
|
{
|
|
int retval = 0;
|
|
int xml_dump = 0;
|
|
struct mt_status_entry *density_root = NULL;
|
|
int c;
|
|
|
|
while ((c = getopt(argc, argv, "vx")) != -1) {
|
|
switch (c) {
|
|
case 'v':
|
|
/* Ignore. */
|
|
break;
|
|
case 'x':
|
|
xml_dump = 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (xml_dump != 0) {
|
|
printf("%s", xml_str);
|
|
return (0);
|
|
}
|
|
|
|
density_root = mt_status_entry_find(status_data,
|
|
__DECONST(char *, MT_DENSITY_ROOT_NAME));
|
|
if (density_root == NULL)
|
|
errx(1, "Cannot find density root node %s",
|
|
MT_DENSITY_ROOT_NAME);
|
|
|
|
retval = mt_print_density(density_root, 0);
|
|
|
|
return (retval);
|
|
}
|
|
|
|
static void
|
|
warn_eof(void)
|
|
{
|
|
fprintf(stderr,
|
|
"The \"eof\" command has been disabled.\n"
|
|
"Use \"weof\" if you really want to write end-of-file marks,\n"
|
|
"or \"eom\" if you rather want to skip to the end of "
|
|
"recorded medium.\n");
|
|
exit(1);
|
|
}
|