From 5d81ceb69cecce77c763addb160e5a4c590590a5 Mon Sep 17 00:00:00 2001 From: Kern Sibbald Date: Thu, 10 Dec 2009 14:09:44 +0100 Subject: [PATCH] Attempt to fix mtio.h problem on Mac 10.6 --- bacula/src/lib/bmtio.h | 233 +++++++++++++++++++++++++++++++++++++ bacula/src/stored/stored.h | 3 + 2 files changed, 236 insertions(+) create mode 100644 bacula/src/lib/bmtio.h diff --git a/bacula/src/lib/bmtio.h b/bacula/src/lib/bmtio.h new file mode 100644 index 0000000000..bf3c0b9d53 --- /dev/null +++ b/bacula/src/lib/bmtio.h @@ -0,0 +1,233 @@ +/*- + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mtio.h 8.1 (Berkeley) 6/2/93 + * $FreeBSD: stable/7/sys/sys/mtio.h 139825 2005-01-07 02:29:27Z imp $ + */ + +#ifndef _SYS_MTIO_H_ +#define _SYS_MTIO_H_ + +#ifndef _KERNEL +#include +#endif +#include + +/* + * Structures and definitions for mag tape io control commands + */ + +/* structure for MTIOCTOP - mag tape op command */ +struct mtop { + short mt_op; /* operations defined below */ + int32_t mt_count; /* how many of them */ +}; + +/* operations */ +#define MTWEOF 0 /* write an end-of-file record */ +#define MTFSF 1 /* forward space file */ +#define MTBSF 2 /* backward space file */ +#define MTFSR 3 /* forward space record */ +#define MTBSR 4 /* backward space record */ +#define MTREW 5 /* rewind */ +#define MTOFFL 6 /* rewind and put the drive offline */ +#define MTNOP 7 /* no operation, sets status only */ +#define MTCACHE 8 /* enable controller cache */ +#define MTNOCACHE 9 /* disable controller cache */ + +#if defined(__FreeBSD__) +/* Set block size for device. If device is a variable size dev */ +/* a non zero parameter will change the device to a fixed block size */ +/* device with block size set to that of the parameter passed in. */ +/* Resetting the block size to 0 will restore the device to a variable */ +/* block size device. */ + +#define MTSETBSIZ 10 + +/* Set density values for device. Sets the value for the opened mode only. */ + +#define MTSETDNSTY 11 + +#define MTERASE 12 /* erase to EOM */ +#define MTEOD 13 /* Space to EOM */ +#define MTCOMP 14 /* select compression mode 0=off, 1=def */ +#define MTRETENS 15 /* re-tension tape */ +#define MTWSS 16 /* write setmark(s) */ +#define MTFSS 17 /* forward space setmark */ +#define MTBSS 18 /* backward space setmark */ + +#define MT_COMP_ENABLE 0xffffffff +#define MT_COMP_DISABLED 0xfffffffe +#define MT_COMP_UNSUPP 0xfffffffd + +/* + * Values in mt_dsreg that say what the device is doing + */ +#define MTIO_DSREG_NIL 0 /* Unknown */ +#define MTIO_DSREG_REST 1 /* Doing Nothing */ +#define MTIO_DSREG_RBSY 2 /* Communicating with tape (but no motion) */ +#define MTIO_DSREG_WR 20 /* Writing */ +#define MTIO_DSREG_FMK 21 /* Writing Filemarks */ +#define MTIO_DSREG_ZER 22 /* Erasing */ +#define MTIO_DSREG_RD 30 /* Reading */ +#define MTIO_DSREG_FWD 40 /* Spacing Forward */ +#define MTIO_DSREG_REV 41 /* Spacing Reverse */ +#define MTIO_DSREG_POS 42 /* Hardware Positioning (direction unknown) */ +#define MTIO_DSREG_REW 43 /* Rewinding */ +#define MTIO_DSREG_TEN 44 /* Retensioning */ +#define MTIO_DSREG_UNL 45 /* Unloading */ +#define MTIO_DSREG_LD 46 /* Loading */ + +#endif /* __FreeBSD__ */ + +/* structure for MTIOCGET - mag tape get status command */ + +struct mtget { + short mt_type; /* type of magtape device */ +/* the following two registers are grossly device dependent */ + short mt_dsreg; /* ``drive status'' register */ + short mt_erreg; /* ``error'' register */ +/* end device-dependent registers */ + /* + * Note that the residual count, while maintained, may be + * be nonsense because the size of the residual may (greatly) + * exceed 32 K-bytes. Use the MTIOCERRSTAT ioctl to get a + * more accurate count. + */ + short mt_resid; /* residual count */ +#if defined (__FreeBSD__) + int32_t mt_blksiz; /* presently operating blocksize */ + int32_t mt_density; /* presently operating density */ + u_int32_t mt_comp; /* presently operating compression */ + int32_t mt_blksiz0; /* blocksize for mode 0 */ + int32_t mt_blksiz1; /* blocksize for mode 1 */ + int32_t mt_blksiz2; /* blocksize for mode 2 */ + int32_t mt_blksiz3; /* blocksize for mode 3 */ + int32_t mt_density0; /* density for mode 0 */ + int32_t mt_density1; /* density for mode 1 */ + int32_t mt_density2; /* density for mode 2 */ + int32_t mt_density3; /* density for mode 3 */ +/* the following are not yet implemented */ + u_int32_t mt_comp0; /* compression type for mode 0 */ + u_int32_t mt_comp1; /* compression type for mode 1 */ + u_int32_t mt_comp2; /* compression type for mode 2 */ + u_int32_t mt_comp3; /* compression type for mode 3 */ +/* end not yet implemented */ +#endif + int32_t mt_fileno; /* relative file number of current position */ + int32_t mt_blkno; /* relative block number of current position */ +}; + +/* structure for MTIOCERRSTAT - tape get error status command */ +/* really only supported for SCSI tapes right now */ +struct scsi_tape_errors { + /* + * These are latched from the last command that had a SCSI + * Check Condition noted for these operations. The act + * of issuing an MTIOCERRSTAT unlatches and clears them. + */ + u_int8_t io_sense[32]; /* Last Sense Data For Data I/O */ + int32_t io_resid; /* residual count from last Data I/O */ + u_int8_t io_cdb[16]; /* Command that Caused the Last Data Sense */ + u_int8_t ctl_sense[32]; /* Last Sense Data For Control I/O */ + int32_t ctl_resid; /* residual count from last Control I/O */ + u_int8_t ctl_cdb[16]; /* Command that Caused the Last Control Sense */ + /* + * These are the read and write cumulative error counters. + * (how to reset cumulative error counters is not yet defined). + * (not implemented as yet but space is being reserved for them) + */ + struct { + u_int32_t retries; /* total # retries performed */ + u_int32_t corrected; /* total # corrections performed */ + u_int32_t processed; /* total # corrections successful */ + u_int32_t failures; /* total # corrections/retries failed */ + u_int64_t nbytes; /* total # bytes processed */ + } wterr, rderr; +}; + +union mterrstat { + struct scsi_tape_errors scsi_errstat; + char _reserved_padding[256]; +}; + +/* + * Constants for mt_type byte. These are the same + * for controllers compatible with the types listed. + */ +#define MT_ISTS 0x01 /* TS-11 */ +#define MT_ISHT 0x02 /* TM03 Massbus: TE16, TU45, TU77 */ +#define MT_ISTM 0x03 /* TM11/TE10 Unibus */ +#define MT_ISMT 0x04 /* TM78/TU78 Massbus */ +#define MT_ISUT 0x05 /* SI TU-45 emulation on Unibus */ +#define MT_ISCPC 0x06 /* SUN */ +#define MT_ISAR 0x07 /* SUN */ +#define MT_ISTMSCP 0x08 /* DEC TMSCP protocol (TU81, TK50) */ +#define MT_ISCY 0x09 /* CCI Cipher */ +#define MT_ISCT 0x0a /* HP 1/4 tape */ +#define MT_ISFHP 0x0b /* HP 7980 1/2 tape */ +#define MT_ISEXABYTE 0x0c /* Exabyte */ +#define MT_ISEXA8200 0x0c /* Exabyte EXB-8200 */ +#define MT_ISEXA8500 0x0d /* Exabyte EXB-8500 */ +#define MT_ISVIPER1 0x0e /* Archive Viper-150 */ +#define MT_ISPYTHON 0x0f /* Archive Python (DAT) */ +#define MT_ISHPDAT 0x10 /* HP 35450A DAT drive */ +#define MT_ISMFOUR 0x11 /* M4 Data 1/2 9track drive */ +#define MT_ISTK50 0x12 /* DEC SCSI TK50 */ +#define MT_ISMT02 0x13 /* Emulex MT02 SCSI tape controller */ + +/* mag tape io control commands */ +#define MTIOCTOP _IOW('m', 1, struct mtop) /* do a mag tape op */ +#define MTIOCGET _IOR('m', 2, struct mtget) /* get tape status */ +/* these two do not appear to be used anywhere */ +#define MTIOCIEOT _IO('m', 3) /* ignore EOT error */ +#define MTIOCEEOT _IO('m', 4) /* enable EOT error */ +/* + * When more SCSI-3 SSC (streaming device) devices are out there + * that support the full 32 byte type 2 structure, we'll have to + * rethink these ioctls to support all the entities they haul into + * the picture (64 bit blocks, logical file record numbers, etc..). + */ +#define MTIOCRDSPOS _IOR('m', 5, u_int32_t) /* get logical blk addr */ +#define MTIOCRDHPOS _IOR('m', 6, u_int32_t) /* get hardware blk addr */ +#define MTIOCSLOCATE _IOW('m', 5, u_int32_t) /* seek to logical blk addr */ +#define MTIOCHLOCATE _IOW('m', 6, u_int32_t) /* seek to hardware blk addr */ +#define MTIOCERRSTAT _IOR('m', 7, union mterrstat) /* get tape errors */ +/* + * Set EOT model- argument is number of filemarks to end a tape with. + * Note that not all possible values will be accepted. + */ +#define MTIOCSETEOTMODEL _IOW('m', 8, u_int32_t) +/* Get current EOT model */ +#define MTIOCGETEOTMODEL _IOR('m', 8, u_int32_t) + +#ifndef _KERNEL +#define DEFTAPE "/dev/nsa0" +#endif + +#endif /* !_SYS_MTIO_H_ */ diff --git a/bacula/src/stored/stored.h b/bacula/src/stored/stored.h index 1229ad54d9..f73d746658 100644 --- a/bacula/src/stored/stored.h +++ b/bacula/src/stored/stored.h @@ -54,6 +54,9 @@ const int sd_dbglvl = 300; # include # endif # endif +#else +/* Needed for Mac 10.6 (Snow Leopard) */ +#include "bmtio.h" #endif #include "lock.h" #include "block.h" -- 2.39.5