0
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1 /*
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2 * CDDL HEADER START
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3 *
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4 * The contents of this file are subject to the terms of the
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5 * Common Development and Distribution License (the "License").
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6 * You may not use this file except in compliance with the License.
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7 *
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8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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9 * or http://www.opensolaris.org/os/licensing.
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10 * See the License for the specific language governing permissions
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11 * and limitations under the License.
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12 *
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13 * When distributing Covered Code, include this CDDL HEADER in each
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14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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15 * If applicable, add the following below this CDDL HEADER, with the
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16 * fields enclosed by brackets "[]" replaced with your own identifying
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17 * information: Portions Copyright [yyyy] [name of copyright owner]
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18 *
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19 * CDDL HEADER END
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20 */
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21 /*
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22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
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23 * Use is subject to license terms.
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24 */
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25
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26 #pragma ident "@(#)copycd.c 1.18 07/10/21 SMI"
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27
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28 #include <stdio.h>
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29 #include <stdlib.h>
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30 #include <sys/types.h>
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31 #include <errno.h>
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32 #include <limits.h>
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33 #include <unistd.h>
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34 #include <libintl.h>
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35 #include <string.h>
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36
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37 #include "main.h"
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38 #include "util.h"
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39 #include "misc_scsi.h"
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40 #include "mmc.h"
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41 #include "bstream.h"
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42 #include "device.h"
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43 #include "msgs.h"
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44 #include "transport.h"
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45
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46 struct t_data {
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47 bstreamhandle h;
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48 struct track_info ti;
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49 };
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50
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51 int read_audio_track(cd_device *dev, struct track_info *ti, bstreamhandle h);
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52
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53 #define READ_BURST 24 /* < 64K in all cases */
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54
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55 /*
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56 * This reads the data off of a cd while updating the progress indicator.
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57 * We want to do this in smaller chunks since some CD drives have
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58 * problems with larger reads.
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59 */
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60 static int
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61 read_data_track(cd_device *dev, struct track_info *ti, bstreamhandle h)
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62 {
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63 int blksize;
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64 uint32_t blks_read, cblk, read_chunk, read_size;
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65 uchar_t *buf;
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66 int ret, sav;
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67 int link_blks_count;
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68
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69 buf = NULL;
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70 ret = 0;
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71
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72 /*
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73 * the last link_blks_count blocks may not exist or be completely
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74 * filled. We need to record the amount to avoid bailing out if
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75 * they cannot be read.
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76 */
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77
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78 if (dev->d_blksize == 512) {
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79 blksize = 512;
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80 link_blks_count = 8;
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81 } else {
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82 blksize = 2048;
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83 link_blks_count = 2;
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84 }
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85
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86 buf = (uchar_t *)my_zalloc(READ_BURST * blksize);
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87
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88 print_n_flush(gettext("Reading track %d..."), ti->ti_track_no);
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89
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90 if (verbose)
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91 print_n_flush("Track size is %u...", ti->ti_track_size);
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92
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93 init_progress();
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94 cblk = ti->ti_start_address;
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95 blks_read = 0;
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96 while (blks_read < ti->ti_track_size) {
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97 /* Last few are special */
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98 read_chunk = ti->ti_track_size - blks_read - link_blks_count;
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99 read_chunk = (read_chunk > READ_BURST) ? READ_BURST :
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100 read_chunk;
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101 if (read_chunk == 0) {
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102 /* Time for last link blocks */
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103 read_chunk = link_blks_count;
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104 }
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105 read_size = read_chunk * blksize;
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106 if (read10(dev->d_fd, cblk, read_chunk, buf, read_size)) {
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107 if (h->bstr_write(h, buf, read_size) != read_size) {
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108 goto read_data_track_failed;
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109 }
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110 } else {
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111 if (blks_read !=
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112 (ti->ti_track_size - link_blks_count)) {
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113 goto read_data_track_failed;
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114 } else {
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115 /* Read can fail for last link sectors */
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116 errno = 0;
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117 }
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118 }
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119 blks_read += read_chunk;
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120 cblk += read_chunk;
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121 (void) progress((ti->ti_track_size), blks_read);
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122 }
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123 /* l10n_NOTE : 'done' as in "Reading track 1...done" */
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124 (void) str_print(gettext("done.\n"), progress_pos);
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125 ret = 1;
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126 read_data_track_failed:
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127 sav = errno;
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128
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129 free(buf);
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130 errno = sav;
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131 return (ret);
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132 }
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133
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134 static void
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135 ensure_media_space(uint32_t total_nblks, uchar_t end_tno)
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136 {
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137 uint32_t nblks_avail;
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138 uint_t bsize;
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139 uint_t leadin_size = 0;
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140
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141 get_media_type(target->d_fd);
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142
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143 if (use_media_stated_capacity) {
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144 nblks_avail = get_last_possible_lba(target);
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145
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146 if (nblks_avail == 0) {
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147
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148 /* most newer drives use READ FORMAT CAPACITY */
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149 nblks_avail = read_format_capacity(target->d_fd,
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150 &bsize);
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151
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152 /* if both methods fail no choice but to bail out */
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153 if (nblks_avail == 0) {
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154
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155 err_msg(gettext(
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156 "Cannot find out media capacity.\n"));
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157 exit(1);
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158 }
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159 leadin_size = end_tno*300;
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160 }
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161 } else {
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162 if (device_type == CD_RW) {
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163 nblks_avail = MAX_CD_BLKS;
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164 } else {
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165 /*
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166 * For DVD drives use read_format_capacity as default
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167 * retrieve the media size, it can be 3.6, 3.9, 4.2,
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168 * 4.7, or 9.2 GB
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169 */
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170 nblks_avail =
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171 read_format_capacity(target->d_fd, &bsize);
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172
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173 /* sanity check. if not reasonable default to 4.7 GB */
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174 if (nblks_avail < MAX_CD_BLKS) {
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175 nblks_avail = MAX_DVD_BLKS;
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176 }
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177 }
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178 }
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179
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180 if ((total_nblks + leadin_size) > nblks_avail) {
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181 err_msg(gettext("Not enough space on the media.\n"));
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182 if (debug) {
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183 (void) printf("Need %u only found %u \n",
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184 (total_nblks + leadin_size),
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185 (uint32_t)nblks_avail);
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186 }
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187
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188 exit(1);
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189 }
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190 }
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191
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192 /*
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193 * This copies both audio and data CDs. It first reads the TOC of the source CD
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194 * and creates a temp file with the CD image. After this is completed it creates
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195 * the target CD using TAO mode.
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196 */
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197 void
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198 copy_cd(void)
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199 {
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200 cd_device *src;
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201 char *p;
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202 uchar_t *toc, end_tno;
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203 int blksize, i;
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204 int audio_cd, data_cd;
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205 uint32_t total_nblks;
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206 int ret;
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207 struct t_data *tlist;
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208
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209 print_n_flush(gettext("Analyzing source CD..."));
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210 (void) check_device(target,
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211 CHECK_DEVICE_NOT_WRITABLE|EXIT_IF_CHECK_FAILED);
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212
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213 /* if source drive is specified on the command line */
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214
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215 if (copy_src) {
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216 p = my_zalloc(PATH_MAX);
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217 if (lookup_device(copy_src, p) == 0) {
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218 err_msg(gettext("Cannot find device %s"), copy_src);
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219 err_msg(gettext(" or no media in the drive\n"));
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220 exit(1);
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221 }
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222 src = get_device(copy_src, p);
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223 if (src == NULL) {
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224 err_msg(gettext("Unable to open %s\n"), copy_src);
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225 exit(1);
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226 }
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227 free(p);
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228 } else {
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229 /* source is same as target drive */
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230 src = target;
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231 }
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232
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233 (void) check_device(src, CHECK_TYPE_NOT_CDROM | CHECK_NO_MEDIA |
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234 CHECK_DEVICE_NOT_READY | EXIT_IF_CHECK_FAILED);
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235
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236 /* What type of media are we working with? */
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237 get_media_type(src->d_fd);
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238
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239 toc = (uchar_t *)my_zalloc(4);
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240 if (!read_toc(src->d_fd, 0, 0, 4, toc)) {
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241 err_msg(gettext("Cannot read table of contents\n"));
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242 exit(1);
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243 }
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244 end_tno = toc[3];
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245 free(toc);
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246 tlist = (struct t_data *)my_zalloc(end_tno * sizeof (struct t_data));
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247
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248 audio_cd = data_cd = 0;
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249 total_nblks = 0;
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250
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251 /* build track information so we can copy it over */
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252 for (i = 1; i <= end_tno; i++) {
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253 struct track_info *ti;
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254
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255 ti = &tlist[i - 1].ti;
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256 if (!build_track_info(src, i, ti)) {
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257 err_msg(gettext(
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258 "Cannot get information for track %d\n"), i);
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259 exit(1);
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260 }
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261 total_nblks += ti->ti_track_size;
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262 if (ti->ti_track_mode & 4)
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263 data_cd = 1;
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264 else
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265 audio_cd = 1;
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266
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267 /* Now some sanity checks on the track information */
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268 if ((ti->ti_flags & TI_SESSION_NO_VALID) &&
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269 (ti->ti_session_no != 1)) {
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270 err_msg(
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271 gettext("Copying multisession CD is not supported\n"));
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272 exit(1);
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273 }
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274 if ((ti->ti_flags & TI_BLANK_TRACK) ||
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275 (ti->ti_flags & TI_DAMAGED_TRACK) ||
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276 (data_cd && audio_cd) || (ti->ti_data_mode == 2)) {
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277
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278 err_msg(gettext("CD format is not supported\n"));
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279 exit(1);
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280 }
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281 if ((ti->ti_flags & TI_NWA_VALID) &&
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282 (ti->ti_nwa != 0xffffffff)) {
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283 err_msg(gettext("Cannot copy incomplete discs\n"));
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284 exit(1);
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285 }
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286 }
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287 /* l10n_NOTE : 'done' as in "Analyzing source CD...done" */
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288 (void) printf(gettext("done.\n"));
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289
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290 if (data_cd) {
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291 blksize = 2048;
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292 } else {
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293 /* audio cd */
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294 blksize = 2352;
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295 }
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296
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297 /* In case of audio CDs, build_track_info() returns 2352 sized nblks */
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298 if (src->d_blksize == 512 && data_cd) {
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299 total_nblks /= 4;
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300 }
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301 (void) printf(gettext("\nCopying %d %s track%s : %ld kbytes\n\n"),
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302 end_tno, (audio_cd == 1) ? gettext("audio") : gettext("data"),
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303 (end_tno > 1) ? "s" : "", (long)((total_nblks*blksize)/1024));
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304
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305 if ((ret = check_avail_temp_space(total_nblks*blksize)) != 0) {
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306 err_msg(gettext("Cannot use temporary directory : %s\n"),
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307 strerror(ret));
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308 err_msg(gettext("Use -m to specify alternate"
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309 " temporary directory\n"));
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310 exit(1);
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311 }
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312
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313 /*
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314 * If we can check available space on the target media at this
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315 * Stage, then it is always better. We cannot check DVD+R(W)
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316 * as this media may be formatted and not blank.
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317 */
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318 if (target && (src != target) && (device_type != DVD_PLUS) &&
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319 (device_type != DVD_PLUS_W) && (!check_device(target,
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320 CHECK_NO_MEDIA|CHECK_MEDIA_IS_NOT_BLANK))) {
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321 ensure_media_space(total_nblks, end_tno);
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322 }
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323
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324 /* for each track */
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325 for (i = 1; i <= end_tno; i++) {
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326 tlist[i - 1].h = open_temp_file_stream();
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327 if (tlist[i - 1].h == NULL) {
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328 err_msg(gettext("Cannot create temporary file : %s\n"),
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329 get_err_str());
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330 exit(1);
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331 }
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332
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333 if (audio_cd)
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334 ret = read_audio_track(src, &tlist[i - 1].ti,
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335 tlist[i - 1].h);
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336 else
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337 ret = read_data_track(src, &tlist[i - 1].ti,
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338 tlist[i - 1].h);
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339 if (ret == 0) {
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340 err_msg(gettext("Error reading track %d : %s\n"), i,
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341 get_err_str());
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342 if (debug)
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343 (void) printf("%x %x %x %x\n", uscsi_status,
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344 SENSE_KEY(rqbuf), ASC(rqbuf), ASCQ(rqbuf));
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345 exit(1);
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346 }
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347 }
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348
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349 /*
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350 * We've finished copying the CD. If source and destination are the same
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351 * or they where not specified then eject the disk and wait for a new
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352 * disk to be inserted.
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353 *
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354 * Since, DVD+RWs are not blanked just reformated, allow the insertion
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355 * of a DVD+RW to be the only condition necessary to complete copying.
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356 */
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357
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358 do {
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359 if (target != NULL) {
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360 (void) eject_media(target);
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361 }
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362
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363 (void) printf("\n");
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364 print_n_flush(
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365 gettext("Insert a blank media in the drive and press Enter."));
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366 (void) fflush(stdin);
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367 if (target) {
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368 fini_device(target);
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369 target = NULL;
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370 }
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371 (void) getchar();
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372 (void) sleep(4);
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373 (void) setup_target(SCAN_WRITERS);
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374 if (target)
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375 get_media_type(target->d_fd);
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376 } while ((target == NULL) ||
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377 ((device_type == DVD_PLUS_W)? check_device(target, CHECK_NO_MEDIA):
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378 check_device(target, CHECK_NO_MEDIA|CHECK_MEDIA_IS_NOT_BLANK)));
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379
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380 (void) printf("\n");
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381 (void) setreuid(ruid, 0);
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382
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383 if ((device_type != DVD_PLUS) && (device_type != DVD_PLUS_W)) {
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384 ensure_media_space(total_nblks, end_tno);
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385 write_init(audio_cd ? TRACK_MODE_AUDIO : TRACK_MODE_DATA);
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386 }
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387
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388 /*
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389 * Simulation writing can't happen on DVD+RW's
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390 * or DVD+R's. According to the MMC spec this
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391 * operation is not supported. So we should
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392 * bail out if the user tries to do a simulation
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393 * write.
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394 */
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395 if (simulation && (device_type == DVD_PLUS_W ||
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396 device_type == DVD_PLUS)) {
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397 err_msg(gettext("Media does not support simulated writing.\n"));
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398 exit(1);
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399 }
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400
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401 if (device_type == DVD_PLUS_W) {
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402 /*
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403 * DVD+RW requires that we format the media before
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404 * writing.
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405 */
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406 (void) print_n_flush(gettext("Formatting media..."));
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407 if (!format_media(target->d_fd)) {
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408 (void) printf(gettext(
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409 "Could not format media\n"));
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410 exit(1);
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411 } else {
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412 int counter;
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413 uchar_t *di;
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414
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415 /* poll until format is done */
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416 di = (uchar_t *)my_zalloc(DISC_INFO_BLOCK_SIZE);
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417 (void) sleep(10);
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418 for (counter = 0; counter < 200; counter++) {
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419 ret = read_disc_info(target->d_fd, di);
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420 if ((SENSE_KEY(rqbuf) == 2) &&
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421 (ASC(rqbuf) == 4)) {
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422 (void) print_n_flush(".");
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423 (void) sleep(5);
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424 } else {
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425 break;
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426 }
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427 }
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428 }
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429 }
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430
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431 /* for each track */
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432 for (i = 0; i < end_tno; i++) {
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433 /*
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434 * DVD's dont contain tracks and need to be written in DAO
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435 * mode.
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436 */
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437 if (device_type != CD_RW) {
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438 if (end_tno > 1) {
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439 err_msg(gettext(
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440 "Media state is not suitable for this"
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441 " write mode.\n"));
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442 }
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443 write_mode = DAO_MODE;
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444
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445 /*
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446 * DVD-R(W) and DVD+R needs to have space reserved
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447 * prior to writing.
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448 */
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449 if ((device_type == DVD_MINUS) ||
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450 (device_type == DVD_PLUS)) {
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451 if (!set_reservation(target->d_fd,
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452 total_nblks + 1)) {
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453 (void) printf(gettext(
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454 "Setting reservation failed\n"));
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455 exit(1);
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456 }
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457 }
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458 }
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459
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460 write_next_track(audio_cd ? TRACK_MODE_AUDIO : TRACK_MODE_DATA,
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461 tlist[i].h);
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462
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463 /*
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464 * Running in simulation mode and writing several tracks is
|
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465 * useless so bail after the first track is done.
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466 */
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467
|
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468 if (simulation && (end_tno != 1)) {
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469 (void) printf(gettext(
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470 "Simulation mode : skipping remaining tracks\n"));
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471 break;
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472 }
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473 }
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474
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475 write_fini();
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476 /* close the temp file handles */
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477 for (i = 0; i < end_tno; i++)
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478 (tlist[i].h)->bstr_close(tlist[i].h);
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479 free(tlist);
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480 fini_device(target);
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481 exit(0);
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482 }
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