+++ /dev/null
-/*
- * Copyright (c) 2007, 2008, 2009, 2010 Zmanda, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Contact information: Zmanda Inc., 465 S. Mathilda Ave., Suite 300
- * Sunnyvale, CA 94085, USA, or: http://www.zmanda.com
- */
-
-#include "amanda.h"
-#include "util.h"
-#include "tape-ops.h"
-#include "property.h"
-#include <glob.h>
-
-/* Having one name for every operation would be too easy. */
-#if !defined(MTCOMPRESSION) && defined(MTCOMP)
-# define MTCOMPRESSION MTCOMP
-#endif
-
-#if !defined(MTSETBLK) && defined(MTSETBSIZ)
-# define MTSETBLK MTSETBSIZ
-#endif
-
-#if !defined(MTEOM) && defined(MTEOD)
-# define MTEOM MTEOD
-#endif
-
-#ifdef HAVE_LIMITS_H
-# include <limits.h>
-#endif
-
-gboolean tape_rewind(int fd) {
- int count = 5;
- time_t stop_time;
-
- /* We will retry this for up to 30 seconds or 5 retries,
- whichever is less, because some hardware/software combinations
- (notably EXB-8200 on FreeBSD) can fail to rewind. */
- stop_time = time(NULL) + 30;
-
- while (--count >= 0 && time(NULL) < stop_time) {
- struct mtop mt;
- mt.mt_op = MTREW;
- mt.mt_count = 1;
-
- if (0 == ioctl(fd, MTIOCTOP, &mt))
- return TRUE;
-
- sleep(3);
- }
-
- return FALSE;
-}
-
-gboolean tape_fsf(int fd, guint count) {
- struct mtop mt;
- mt.mt_op = MTFSF;
- mt.mt_count = count;
- return 0 == ioctl(fd, MTIOCTOP, &mt);
-}
-
-gboolean tape_bsf(int fd, guint count) {
- struct mtop mt;
- mt.mt_op = MTBSF;
- mt.mt_count = count;
- return 0 == ioctl(fd, MTIOCTOP, &mt);
-}
-
-gboolean tape_fsr(int fd, guint count) {
- struct mtop mt;
- mt.mt_op = MTFSR;
- mt.mt_count = count;
- return 0 == ioctl(fd, MTIOCTOP, &mt);
-}
-
-gboolean tape_bsr(int fd, guint count) {
- struct mtop mt;
- mt.mt_op = MTBSR;
- mt.mt_count = count;
- return 0 == ioctl(fd, MTIOCTOP, &mt);
-}
-
-gint tape_fileno(int fd) {
- struct mtget get;
-
- if (0 != ioctl(fd, MTIOCGET, &get))
- return TAPE_POSITION_UNKNOWN;
- if (get.mt_fileno < 0)
- return TAPE_POSITION_UNKNOWN;
- else
- return get.mt_fileno;
-}
-
-gint tape_eod(int fd) {
- struct mtop mt;
- struct mtget get;
- mt.mt_op = MTEOM;
- mt.mt_count = 1;
- if (0 != ioctl(fd, MTIOCTOP, &mt))
- return TAPE_OP_ERROR;
-
- /* Ignored result. This is just to flush buffers. */
- mt.mt_op = MTNOP;
- ioctl(fd, MTIOCTOP, &mt);
-
- if (0 != ioctl(fd, MTIOCGET, &get))
- return TAPE_POSITION_UNKNOWN;
- if (get.mt_fileno < 0)
- return TAPE_POSITION_UNKNOWN;
- else
- return get.mt_fileno;
-}
-
-gboolean tape_weof(int fd, guint8 count) {
- struct mtop mt;
- mt.mt_op = MTWEOF;
- mt.mt_count = count;
- return 0 == ioctl(fd, MTIOCTOP, &mt);
-}
-
-gboolean tape_setcompression(int fd G_GNUC_UNUSED,
- gboolean on G_GNUC_UNUSED) {
-#ifdef MTCOMPRESSION
- struct mtop mt;
- mt.mt_op = MTCOMPRESSION;
- mt.mt_count = on;
- return 0 == ioctl(fd, MTIOCTOP, &mt);
-#else
- return 0;
-#endif
-}
-
-gboolean tape_offl(int fd) {
- struct mtop mt;
- int safe_errno;
-
- mt.mt_op = MTOFFL;
- mt.mt_count = 1;
- if (0 == ioctl(fd, MTIOCTOP, &mt))
- return TRUE;
-
- safe_errno = errno;
- g_debug("tape_off: ioctl(MTIOCTOP/MTOFFL) failed: %s", strerror(errno));
- errno = safe_errno;
-
- return FALSE;
-}
-
-DeviceStatusFlags tape_is_tape_device(int fd) {
- struct mtop mt;
- mt.mt_op = MTNOP;
- mt.mt_count = 1;
- if (0 == ioctl(fd, MTIOCTOP, &mt)) {
- return DEVICE_STATUS_SUCCESS;
-#ifdef ENOMEDIUM
- } else if (errno == ENOMEDIUM) {
- return DEVICE_STATUS_VOLUME_MISSING;
-#endif
- } else {
- g_debug("tape_is_tape_device: ioctl(MTIOCTOP/MTNOP) failed: %s",
- strerror(errno));
- if (errno == EIO) {
- /* some devices return EIO while the drive is busy loading */
- return DEVICE_STATUS_DEVICE_ERROR|DEVICE_STATUS_DEVICE_BUSY;
- } else {
- return DEVICE_STATUS_DEVICE_ERROR;
- }
- }
-}
-
-DeviceStatusFlags tape_is_ready(int fd, TapeDevice *t_self G_GNUC_UNUSED) {
- struct mtget get;
- if (0 == ioctl(fd, MTIOCGET, &get)) {
-#if defined(GMT_ONLINE) || defined(GMT_DR_OPEN)
- if (1
-#ifdef GMT_ONLINE
- && (t_self->broken_gmt_online || GMT_ONLINE(get.mt_gstat))
-#endif
-#ifdef GMT_DR_OPEN
- && !GMT_DR_OPEN(get.mt_gstat)
-#endif
- ) {
- return DEVICE_STATUS_SUCCESS;
- } else {
- return DEVICE_STATUS_VOLUME_MISSING;
- }
-#else /* Neither macro is defined. */
- return DEVICE_STATUS_SUCCESS;
-#endif
- } else {
- return DEVICE_STATUS_VOLUME_ERROR;
- }
-}
-
-void tape_device_detect_capabilities(TapeDevice * t_self) {
- tape_device_set_capabilities(t_self,
- TRUE, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* fsf*/
- DEFAULT_FSF_AFTER_FILEMARK, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* fsf_after_filemark*/
- TRUE, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* bsf*/
- TRUE, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* fsr*/
- TRUE, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* bsr*/
- TRUE, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* eom*/
- FALSE, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT, /* bsf_after_eom*/
- 2, PROPERTY_SURETY_BAD, PROPERTY_SOURCE_DEFAULT /* final_filemarks*/
- );
-}
projects / debian / amanda / blobdiff