+++ /dev/null
-/*
- * Amanda, The Advanced Maryland Automatic Network Disk Archiver
- * Copyright (c) 1991-2000 University of Maryland at College Park
- * All Rights Reserved.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of U.M. not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. U.M. makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * U.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL U.M.
- * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Authors: the Amanda Development Team. Its members are listed in a
- * file named AUTHORS, in the root directory of this distribution.
- */
-/*
- * $Id: scsi-solaris.c,v 1.26 2006/05/25 01:47:10 johnfranks Exp $
- *
- * Interface to execute SCSI commands on an Sun Workstation
- *
- * Copyright (c) Thomas Hepper th@ant.han.de
- */
-
-
-#include "amanda.h"
-
-#include <sys/scsi/impl/uscsi.h>
-
-#include <scsi-defs.h>
-#include <sys/mtio.h>
-
-void SCSI_OS_Version(void)
-{
-#ifndef lint
- static char rcsid[] = "$Id: scsi-solaris.c,v 1.26 2006/05/25 01:47:10 johnfranks Exp $";
- DebugPrint(DEBUG_INFO, SECTION_INFO, "scsi-os-layer: %s\n",rcsid);
-#endif
-}
-
-int SCSI_OpenDevice(int ip)
-{
- int DeviceFD;
- int i;
- extern OpenFiles_T *pDev;
-
- if (pDev[ip].inqdone == 0)
- {
- pDev[ip].inqdone = 1;
- if ((DeviceFD = open(pDev[ip].dev, O_RDWR| O_NONBLOCK)) >= 0)
- {
- pDev[ip].avail = 1;
- pDev[ip].fd = DeviceFD;
- pDev[ip].SCSI = 0;
- pDev[ip].devopen = 1;
- pDev[ip].inquiry = (SCSIInquiry_T *)malloc(INQUIRY_SIZE);
-
- if (SCSI_Inquiry(ip, pDev[ip].inquiry, (unsigned char)INQUIRY_SIZE) == 0)
- {
- if (pDev[ip].inquiry->type == TYPE_TAPE || pDev[ip].inquiry->type == TYPE_CHANGER)
- {
- for (i=0;i < 16;i++)
- pDev[ip].ident[i] = pDev[ip].inquiry->prod_ident[i];
- for (i=15; i >= 0 && !isalnum((int)pDev[ip].ident[i]) ; i--)
- {
- pDev[ip].ident[i] = '\0';
- }
- pDev[ip].SCSI = 1;
-
- if (pDev[ip].inquiry->type == TYPE_TAPE)
- {
- pDev[ip].type = stralloc("tape");
- }
-
- if (pDev[ip].inquiry->type == TYPE_CHANGER)
- {
- pDev[ip].type = stralloc("changer");
- }
-
- PrintInquiry(pDev[ip].inquiry);
- return(1);
- } else {
- close(DeviceFD);
- free(pDev[ip].inquiry);
- return(0);
- }
- }
- free(pDev[ip].inquiry);
- pDev[ip].inquiry = NULL;
- return(1);
- } else {
- dbprintf(_("SCSI_OpenDevice %s failed\n"), pDev[ip].dev);
- return(0);
- }
- } else {
- if ((DeviceFD = open(pDev[ip].dev, O_RDWR| O_NDELAY)) >= 0)
- {
- pDev[ip].fd = DeviceFD;
- pDev[ip].devopen = 1;
- return(1);
- }
- }
- return(0);
-}
-
-
-int SCSI_CloseDevice(int DeviceFD)
-{
- int ret;
- extern OpenFiles_T *pDev;
-
- ret = close(pDev[DeviceFD].fd);
- pDev[DeviceFD].devopen = 0;
- return(ret);
-}
-
-
-int SCSI_ExecuteCommand(int DeviceFD,
- Direction_T Direction,
- CDB_T CDB,
- size_t CDB_Length,
- void *DataBuffer,
- size_t DataBufferLength,
- RequestSense_T *RequestSense,
- size_t RequestSenseLength)
-{
- extern OpenFiles_T *pDev;
- extern FILE * debug_file;
- int ret = 0;
- int retries = 1;
- struct uscsi_cmd Command;
- static int depth = 0;
-
- /* Basic sanity checks */
- assert(CDB_Length <= UCHAR_MAX);
- assert(RequestSenseLength <= UCHAR_MAX);
-
- /* Clear buffer for cases where sense is not returned */
- memset(RequestSense, 0, RequestSenseLength);
-
- if (pDev[DeviceFD].avail == 0)
- {
- return(SCSI_ERROR);
- }
-
- if (depth++ > 2)
- {
- --depth;
- SCSI_CloseDevice(DeviceFD);
- return SCSI_ERROR;
- }
- memset(&Command, 0, SIZEOF(struct uscsi_cmd));
- memset(RequestSense, 0, RequestSenseLength);
- switch (Direction)
- {
- case Input:
- if (DataBufferLength > 0)
- memset(DataBuffer, 0, DataBufferLength);
-
- /* Command.uscsi_flags = USCSI_READ | USCSI_RQENABLE; */
- Command.uscsi_flags = USCSI_DIAGNOSE | USCSI_ISOLATE
- | USCSI_READ | USCSI_RQENABLE;
- break;
- case Output:
- /* Command.uscsi_flags = USCSI_WRITE | USCSI_RQENABLE; */
- Command.uscsi_flags = USCSI_DIAGNOSE | USCSI_ISOLATE
- | USCSI_WRITE | USCSI_RQENABLE;
- break;
- }
- /* Set timeout to 5 minutes. */
- Command.uscsi_timeout = 300;
- Command.uscsi_cdb = (caddr_t) CDB;
- Command.uscsi_cdblen = (u_char)CDB_Length;
-
- if (DataBufferLength > 0)
- {
- Command.uscsi_bufaddr = DataBuffer;
- Command.uscsi_buflen = DataBufferLength;
- } else {
-/*
- * If there is no data buffer force the direction to write, read with
- * a null buffer will fail (errno 22)
- */
- Command.uscsi_flags = USCSI_DIAGNOSE | USCSI_ISOLATE
- | USCSI_WRITE | USCSI_RQENABLE;
- }
-
- Command.uscsi_rqbuf = (caddr_t)RequestSense;
- Command.uscsi_rqlen = (u_char)RequestSenseLength;
- DecodeSCSI(CDB, "SCSI_ExecuteCommand : ");
- while (retries > 0)
- {
- if (pDev[DeviceFD].devopen == 0)
- if (SCSI_OpenDevice(DeviceFD) == 0)
- {
- sleep(1);
- continue;
- }
-
- if ((ret = ioctl(pDev[DeviceFD].fd, USCSICMD, &Command)) >= 0)
- {
- ret = Command.uscsi_status;
- break;
- }
- dbprintf(_("ioctl on %d failed, errno %s, ret %d\n"),
- pDev[DeviceFD].fd, strerror(errno), ret);
-#if 0
- RequestSense(DeviceFD, &pExtendedRequestSense, 0);
-#endif
- DecodeSense(RequestSense, "SCSI_ExecuteCommand:", debug_file);
- retries--;
- }
- --depth;
- SCSI_CloseDevice(DeviceFD);
-
- DebugPrint(DEBUG_INFO, SECTION_SCSI,_("ioctl ret (%d)\n"),ret);
- return(SCSI_OK);
-}
-
-/*
- * Send the command to the device with the
- * ioctl interface
- */
-int Tape_Ioctl( int DeviceFD, int command)
-{
- extern OpenFiles_T *pDev;
- struct mtop mtop;
- int ret = 0;
-
- if (pDev[DeviceFD].devopen == 0)
- if (SCSI_OpenDevice(DeviceFD) == 0)
- return(-1);
-
- switch (command)
- {
- case IOCTL_EJECT:
- mtop.mt_op = MTOFFL;
- mtop.mt_count = 1;
- break;
- default:
- break;
- }
-
- if (ioctl(pDev[DeviceFD].fd , MTIOCTOP, &mtop) != 0)
- {
- dbprintf(_("Tape_Ioctl error ioctl %s\n"), strerror(errno));
- SCSI_CloseDevice(DeviceFD);
- return(-1);
- }
-
- SCSI_CloseDevice(DeviceFD);
- return(ret);
-}
-
-int Tape_Status( int DeviceFD)
-{
- extern OpenFiles_T *pDev;
- struct mtget mtget;
- int ret = -1;
-
- memset(&mtget, 0, SIZEOF(mtget));
- if (pDev[DeviceFD].devopen == 0)
- if (SCSI_OpenDevice(DeviceFD) == 0)
- return(-1);
-
- if (ioctl(pDev[DeviceFD].fd , MTIOCGET, &mtget) != 0)
- {
- dbprintf(_("Tape_Status error ioctl %s\n"), strerror(errno));
- SCSI_CloseDevice(DeviceFD);
- return(-1);
- }
-
- /*
- * I have no idea what is the meaning of the bits in mt_erreg
- * I assume that nothing set is tape loaded
- * 0x2 is no tape online
- */
-
- DebugPrint(DEBUG_INFO, SECTION_TAPE, _("ioctl result for mt_dsreg (%d)\n"), mtget.mt_dsreg);
- DebugPrint(DEBUG_INFO, SECTION_TAPE, _("ioctl result for mt_erreg (%d)\n"), mtget.mt_erreg);
-
- if (mtget.mt_erreg == 0)
- {
- ret = ret | TAPE_ONLINE;
- }
-
- if (mtget.mt_erreg & 0x2)
- {
- ret = ret | TAPE_NOT_LOADED;
- }
-
- SCSI_CloseDevice(DeviceFD);
-
- return(ret);
-}
-
-int ScanBus(int print)
-{
- (void)print; /* Quiet unused parameter warning */
- return(-1);
-}
-
-/*
- * Local variables:
- * indent-tabs-mode: nil
- * c-file-style: gnu
- * End:
- */
projects / debian / amanda / blobdiff