Imported Upstream version 0.72
This commit is contained in:
TANIGUCHI Takaki
211
scsi-freebsd.c
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211
scsi-freebsd.c
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/* dvdisaster: Additional error correction for optical media.
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* Copyright (C) 2004-2009 Carsten Gnoerlich.
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* Project home page: http://www.dvdisaster.com
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* Email: carsten@dvdisaster.com -or- cgnoerlich@fsfe.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA,
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* or direct your browser at http://www.gnu.org.
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*/
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#include "dvdisaster.h"
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#include "scsi-layer.h"
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#include "udf.h"
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#ifdef SYS_FREEBSD
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/* SCSI wrappers for FreeBSD are still work in progress. */
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char* DefaultDevice()
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{ DeviceHandle *dh;
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GDir *dir;
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const char* dev;
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int dev_type;
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/*** Look for suitable devices */
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dir = g_dir_open("/dev", 0, NULL);
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if(!dir)
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{ PrintLog(_("Can not access /dev for devices\n"
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"No drives will be pre-selected.\n"));
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return g_strdup("no_drives");
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}
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dh = g_malloc(sizeof(DeviceHandle));
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/* iterate through /dev/pass<n> */
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while((dev = g_dir_read_name(dir)))
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{
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if((strlen(dev) == 5 && !strncmp(dev,"pass",4)))
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{ char buf[80];
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sprintf(buf,"/dev/%s", dev);
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memset(dh, 0, sizeof(DeviceHandle));
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/* see if we can open it */
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dh->camdev = cam_open_pass(buf, O_RDWR, NULL);
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dh->device = buf;
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if(!dh->camdev) /* device not even present */
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continue;
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dh->ccb = cam_getccb(dh->camdev);
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if(!dh->ccb)
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continue;
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/* make sure its a CDROM type drive */
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dev_type = InquireDevice(dh, 1);
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cam_freeccb(dh->ccb);
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cam_close_device(dh->camdev);
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if(dev_type != 5) /* not a CD/DVD ROM */
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continue;
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/* remember it in our device list */
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g_ptr_array_add(Closure->deviceNodes, g_strdup(buf));
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sprintf(buf, "%s (/dev/%s)", dh->devinfo, dev);
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g_ptr_array_add(Closure->deviceNames, g_strdup(buf));
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}
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}
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g_dir_close(dir);
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g_free(dh);
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if(Closure->deviceNodes->len)
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return g_strdup(g_ptr_array_index(Closure->deviceNodes, 0));
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else
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{ PrintLog(_("No CD/DVD drives found in /dev.\n"
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"No drives will be pre-selected.\n"));
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return g_strdup("no_drives");
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}
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}
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DeviceHandle* OpenDevice(char *device)
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{ DeviceHandle *dh;
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dh = g_malloc0(sizeof(DeviceHandle));
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dh->camdev = cam_open_pass(device, O_RDWR, NULL);
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if(!dh->camdev)
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{ g_free(dh);
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Stop(_("Could not open %s: %s"),device, strerror(errno));
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return NULL;
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}
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dh->ccb = cam_getccb(dh->camdev);
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if(!dh->ccb)
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{ cam_close_device(dh->camdev);
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g_free(dh);
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Stop("Could not allocate ccb for %s", device);
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return NULL;
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}
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dh->device = g_strdup(device);
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return dh;
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}
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void CloseDevice(DeviceHandle *dh)
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{
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if(dh->canReadDefective)
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SetRawMode(dh, MODE_PAGE_UNSET);
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if(dh->rawBuffer)
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FreeRawBuffer(dh->rawBuffer);
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if(dh->ccb)
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cam_freeccb(dh->ccb);
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if(dh->camdev)
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cam_close_device(dh->camdev);
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if(dh->device)
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g_free(dh->device);
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if(dh->rs02Header)
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g_free(dh->rs02Header);
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if(dh->typeDescr)
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g_free(dh->typeDescr);
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if(dh->mediumDescr)
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g_free(dh->mediumDescr);
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if(dh->isoInfo)
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FreeIsoInfo(dh->isoInfo);
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if(dh->defects)
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FreeBitmap(dh->defects);
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g_free(dh);
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}
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int SendPacket(DeviceHandle *dh, unsigned char *cmd, int cdb_size, unsigned char *buf, int size, Sense *sense, int data_mode)
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{ union ccb *ccb = dh->ccb;
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u_int32_t flags = 0;
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u_int8_t status;
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bzero(&(&ccb->ccb_h)[1],
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sizeof(struct ccb_scsiio) - sizeof(struct ccb_hdr));
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switch(data_mode)
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{ case DATA_READ:
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flags = CAM_DIR_IN;
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break;
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case DATA_WRITE:
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flags = CAM_DIR_OUT;
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break;
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case DATA_NONE:
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flags = CAM_DIR_NONE;
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break;
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default:
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Stop("illegal data_mode: %d", data_mode);
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}
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cam_fill_csio(&ccb->csio, 1, NULL, flags, CAM_TAG_ACTION_NONE,//MSG_SIMPLE_Q_TAG,
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buf, size, sizeof(struct scsi_sense_data), cdb_size,
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120*1000); /* 120 secs timeout */
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memcpy(ccb->csio.cdb_io.cdb_bytes, cmd, cdb_size);
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/* Send ccb */
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if(cam_send_ccb(dh->camdev, ccb) < 0)
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{ printf("cam_send failed\n");
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cam_error_print(dh->camdev, ccb, CAM_ESF_ALL, CAM_EPF_ALL, stderr);
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return -1;
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}
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/* Extract sense data */
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memcpy(sense, &(ccb->csio.sense_data), sizeof(struct scsi_sense_data));
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if((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP)
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return 0;
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/* See what went wrong (has still to be done; see scsi-win32.c) */
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status = ccb->csio.scsi_status;
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return -1;
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}
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#endif /* SYS_FREEBSD */
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