1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#pragma ident	"%Z%%M%	%I%	%E% SMI"
27
28#include <sys/types.h>
29#include <stdlib.h>
30#include <libintl.h>
31#include <unistd.h>
32#include "trackio.h"
33#include "main.h"
34#include "util.h"
35#include "bstream.h"
36#include "misc_scsi.h"
37#include "msgs.h"
38#include "device.h"
39#include "mmc.h"
40#include "transport.h"
41
42void
43write_image(void)
44{
45	bstreamhandle h;
46	off_t size;
47	int no_size, ret;
48
49	get_media_type(target->d_fd);
50
51	/* DVD+RW does not have blanking and can be overwritten */
52	if (device_type != DVD_PLUS_W) {
53	(void) check_device(target, CHECK_DEVICE_NOT_READY |
54	    CHECK_DEVICE_NOT_WRITABLE | CHECK_MEDIA_IS_NOT_WRITABLE |
55	    EXIT_IF_CHECK_FAILED);
56	} else {
57		(void) check_device(target, CHECK_DEVICE_NOT_READY |
58		    EXIT_IF_CHECK_FAILED);
59	}
60
61	/*
62	 * Simulation writing can't happen on DVD+RW's
63	 * or DVD+R's. According to the MMC spec this
64	 * operation is not supported. So we should
65	 * bail out if the user tries to do a simulation
66	 * write.
67	 */
68	if (simulation && (device_type == DVD_PLUS_W ||
69	    device_type == DVD_PLUS)) {
70		err_msg(gettext("Media does not support simulated writing.\n"));
71		exit(1);
72	}
73
74	write_init(TRACK_MODE_DATA);
75
76	if (image_file) {
77		h = open_iso_read_stream(image_file);
78	} else {
79		h = open_stdin_read_stream();
80	}
81
82	if (h == NULL) {
83		err_msg(gettext("Cannot open %s: %s\n"),
84		    image_file ? image_file : "stdin", get_err_str());
85		exit(1);
86	}
87	no_size = 0;
88	ret = h->bstr_size(h, &size);
89	if (ret == 0) {
90		if ((str_errno == STR_ERR_NO_REG_FILE)) {
91			no_size = 1;
92		} else {
93			err_msg(gettext("Cannot stat input file: %s\n"),
94			    get_err_str());
95			exit(1);
96		}
97	}
98	if ((no_size == 0) && (size == 0)) {
99		err_msg(gettext("Input size(0) not valid\n"));
100		exit(1);
101	}
102	if (no_size == 0) {
103		off_t cap;
104		struct track_info *ti;
105		uint_t bsize;
106
107		ti = (struct track_info *)my_zalloc(sizeof (*ti));
108		if (write_mode == TAO_MODE)
109			if (!build_track_info(target, -1, ti)) {
110				err_msg(
111				    gettext("Unable to find out writable "
112				    "address\n"));
113				exit(1);
114			}
115		if (device_type == CD_RW) {
116			if ((cap = get_last_possible_lba(target)) <= 0) {
117				if ((cap = read_format_capacity(target->d_fd,
118				    &bsize)) <= 0) {
119					err_msg(gettext("Unable to determine "
120					    "media capacity.  Defaulting to "
121					    "650 MB (74 minute) disc.\n"));
122					cap = MAX_CD_BLKS;
123				}
124			}
125		} else {
126			/*
127			 * For DVD drives use read_format_capacity to
128			 * find media size, it can be 3.6, 3.9, 4.2,
129			 * 4.7, 9.2
130			 */
131			cap = read_format_capacity(target->d_fd,
132			    &bsize);
133			/*
134			 * Sanity check; Default to 4.7 GB if cap unreasonable
135			 */
136			if (cap < MAX_CD_BLKS)
137				cap = MAX_DVD_BLKS;
138		}
139
140		if (device_type == CD_RW)
141			cap = (cap + 1 - ti->ti_start_address) * 2048;
142		else
143			cap *= 2048 + 1;
144
145		if (size > cap) {
146			err_msg(gettext("Size required (%lld bytes) is greater "
147			    "than available space (%lld bytes).\n"), size, cap);
148			exit(1);
149		}
150
151		if (device_type == DVD_MINUS) {
152			(void) printf(gettext("Preparing to write DVD\n"));
153
154			/* streamed file, we dont know the size to reserve */
155			if (no_size == 1) {
156				size = cap - 1;
157			}
158
159			/* DAO requires that we reserve the size to write */
160			if (debug)
161				(void) printf(
162				    "DAO_MODE:reserving track size of = 0x%x\n",
163				    (uint32_t)(size/2048));
164
165			if (!set_reservation(target->d_fd, size/2048)) {
166				(void) printf(gettext(
167				    "Setting reservation failed\n"));
168				exit(1);
169			}
170		} else if (device_type == DVD_PLUS_W) {
171			/*
172			 * DVD+RW requires that we format the media before
173			 * writing.
174			 */
175			(void) print_n_flush(gettext("Formatting media..."));
176			if (!format_media(target->d_fd)) {
177				(void) printf(gettext(
178				    "Could not format media\n"));
179				exit(1);
180			} else {
181				int counter;
182				uchar_t *di;
183
184				/* poll until format is done */
185				di = (uchar_t *)my_zalloc(DISC_INFO_BLOCK_SIZE);
186				(void) sleep(10);
187				for (counter = 0; counter < 200; counter++) {
188
189				ret = read_disc_info(target->d_fd, di);
190
191				if ((SENSE_KEY(rqbuf) == 2) &&
192				    (ASC(rqbuf) == 4)) {
193					(void) print_n_flush(".");
194					(void) sleep(5);
195				} else {
196					break;
197					}
198				}
199			}
200
201			(void) printf(gettext("done\n"));
202		}
203
204
205		free(ti);
206	}
207
208	write_next_track(TRACK_MODE_DATA, h);
209
210	h->bstr_close(h);
211	write_fini();
212	fini_device(target);
213	exit(0);
214}
215