1 /* $NetBSD: linux_cdrom.c,v 1.5 1999/10/29 15:02:56 mycroft Exp $ */ 2 3 /* 4 * Copyright (c) 1997 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the NetBSD 18 * Foundation, Inc. and its contributors. 19 * 4. Neither the name of The NetBSD Foundation nor the names of its 20 * contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/ioctl.h> 39 #include <sys/file.h> 40 #include <sys/filedesc.h> 41 #include <sys/mount.h> 42 #include <sys/proc.h> 43 #include <sys/cdio.h> 44 #include <sys/dvdio.h> 45 46 #include <sys/syscallargs.h> 47 48 #include <compat/linux/common/linux_types.h> 49 #include <compat/linux/common/linux_ioctl.h> 50 #include <compat/linux/common/linux_signal.h> 51 #include <compat/linux/common/linux_util.h> 52 #include <compat/linux/common/linux_cdrom.h> 53 54 #include <compat/linux/linux_syscallargs.h> 55 56 #if 0 57 #define DPRINTF(x) printf x 58 #else 59 #define DPRINTF(x) 60 #endif 61 62 int 63 linux_ioctl_cdrom(p, uap, retval) 64 struct proc *p; 65 struct linux_sys_ioctl_args /* { 66 syscallarg(int) fd; 67 syscallarg(u_long) com; 68 syscallarg(caddr_t) data; 69 } */ *uap; 70 register_t *retval; 71 { 72 int error, idata; 73 u_long com, ncom; 74 caddr_t sg; 75 struct file *fp; 76 struct filedesc *fdp; 77 int (*ioctlf) __P((struct file *, u_long, caddr_t, struct proc *)); 78 79 struct linux_cdrom_blk l_blk; 80 struct linux_cdrom_msf l_msf; 81 struct linux_cdrom_ti l_ti; 82 struct linux_cdrom_tochdr l_tochdr; 83 struct linux_cdrom_tocentry l_tocentry; 84 struct linux_cdrom_subchnl l_subchnl; 85 struct linux_cdrom_volctrl l_volctrl; 86 87 struct ioc_play_blocks t_blocks; 88 struct ioc_play_msf t_msf; 89 struct ioc_play_track t_track; 90 struct ioc_toc_header t_header; 91 struct cd_toc_entry *entry, t_entry; 92 struct ioc_read_toc_entry t_toc_entry; 93 struct cd_sub_channel_info *info, t_info; 94 struct ioc_read_subchannel t_subchannel; 95 struct ioc_vol t_vol; 96 97 dvd_struct ds; 98 dvd_authinfo dai; 99 100 fdp = p->p_fd; 101 if ((u_int)SCARG(uap, fd) >= fdp->fd_nfiles || 102 (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL) 103 return (EBADF); 104 105 com = SCARG(uap, com); 106 ioctlf = fp->f_ops->fo_ioctl; 107 retval[0] = 0; 108 109 switch(com) { 110 case LINUX_CDROMPLAYMSF: 111 error = copyin(SCARG(uap, data), &l_msf, sizeof l_msf); 112 if (error) 113 return error; 114 115 t_msf.start_m = l_msf.cdmsf_min0; 116 t_msf.start_s = l_msf.cdmsf_sec0; 117 t_msf.start_f = l_msf.cdmsf_frame0; 118 t_msf.end_m = l_msf.cdmsf_min1; 119 t_msf.end_s = l_msf.cdmsf_sec1; 120 t_msf.end_f = l_msf.cdmsf_frame1; 121 122 return ioctlf(fp, CDIOCPLAYMSF, (caddr_t)&t_msf, p); 123 124 case LINUX_CDROMPLAYTRKIND: 125 error = copyin(SCARG(uap, data), &l_ti, sizeof l_ti); 126 if (error) 127 return error; 128 129 t_track.start_track = l_ti.cdti_trk0; 130 t_track.start_index = l_ti.cdti_ind0; 131 t_track.end_track = l_ti.cdti_trk1; 132 t_track.end_index = l_ti.cdti_ind1; 133 134 return ioctlf(fp, CDIOCPLAYTRACKS, (caddr_t)&t_track, p); 135 136 case LINUX_CDROMREADTOCHDR: 137 error = ioctlf(fp, CDIOREADTOCHEADER, (caddr_t)&t_header, p); 138 if (error) 139 return error; 140 141 l_tochdr.cdth_trk0 = t_header.starting_track; 142 l_tochdr.cdth_trk1 = t_header.ending_track; 143 144 return copyout(&l_tochdr, SCARG(uap, data), sizeof l_tochdr); 145 146 case LINUX_CDROMREADTOCENTRY: 147 error = copyin(SCARG(uap, data), &l_tocentry, 148 sizeof l_tocentry); 149 if (error) 150 return error; 151 152 sg = stackgap_init(p->p_emul); 153 entry = stackgap_alloc(&sg, sizeof *entry); 154 t_toc_entry.address_format = l_tocentry.cdte_format; 155 t_toc_entry.starting_track = l_tocentry.cdte_track; 156 t_toc_entry.data_len = sizeof *entry; 157 t_toc_entry.data = entry; 158 159 error = ioctlf(fp, CDIOREADTOCENTRYS, (caddr_t)&t_toc_entry, 160 p); 161 if (error) 162 return error; 163 164 error = copyin(entry, &t_entry, sizeof t_entry); 165 if (error) 166 return error; 167 168 l_tocentry.cdte_adr = t_entry.addr_type; 169 l_tocentry.cdte_ctrl = t_entry.control; 170 switch (t_toc_entry.address_format) { 171 case CD_LBA_FORMAT: 172 l_tocentry.cdte_addr.lba = t_entry.addr.lba; 173 break; 174 case CD_MSF_FORMAT: 175 l_tocentry.cdte_addr.msf.minute = 176 t_entry.addr.msf.minute; 177 l_tocentry.cdte_addr.msf.second = 178 t_entry.addr.msf.second; 179 l_tocentry.cdte_addr.msf.frame = 180 t_entry.addr.msf.frame; 181 break; 182 default: 183 printf("linux_ioctl: unknown format msf/lba\n"); 184 return EINVAL; 185 } 186 187 return copyout(&l_tocentry, SCARG(uap, data), 188 sizeof l_tocentry); 189 190 case LINUX_CDROMVOLCTRL: 191 error = copyin(SCARG(uap, data), &l_volctrl, sizeof l_volctrl); 192 if (error) 193 return error; 194 195 t_vol.vol[0] = l_volctrl.channel0; 196 t_vol.vol[1] = l_volctrl.channel1; 197 t_vol.vol[2] = l_volctrl.channel2; 198 t_vol.vol[3] = l_volctrl.channel3; 199 200 return ioctlf(fp, CDIOCSETVOL, (caddr_t)&t_vol, p); 201 202 case LINUX_CDROMVOLREAD: 203 error = ioctlf(fp, CDIOCGETVOL, (caddr_t)&t_vol, p); 204 if (error) 205 return error; 206 207 l_volctrl.channel0 = t_vol.vol[0]; 208 l_volctrl.channel1 = t_vol.vol[1]; 209 l_volctrl.channel2 = t_vol.vol[2]; 210 l_volctrl.channel3 = t_vol.vol[3]; 211 212 return copyout(&l_volctrl, SCARG(uap, data), sizeof l_volctrl); 213 214 case LINUX_CDROMSUBCHNL: 215 error = copyin(SCARG(uap, data), &l_subchnl, sizeof l_subchnl); 216 if (error) 217 return error; 218 219 sg = stackgap_init(p->p_emul); 220 info = stackgap_alloc(&sg, sizeof *info); 221 t_subchannel.address_format = l_subchnl.cdsc_format; 222 t_subchannel.data_format = CD_CURRENT_POSITION; 223 t_subchannel.track = l_subchnl.cdsc_trk; 224 t_subchannel.data_len = sizeof *info; 225 t_subchannel.data = info; 226 DPRINTF(("linux_ioctl: CDROMSUBCHNL %d %d\n", 227 l_subchnl.cdsc_format, l_subchnl.cdsc_trk)); 228 229 error = ioctlf(fp, CDIOCREADSUBCHANNEL, (caddr_t)&t_subchannel, 230 p); 231 if (error) 232 return error; 233 234 error = copyin(info, &t_info, sizeof t_info); 235 if (error) 236 return error; 237 238 l_subchnl.cdsc_audiostatus = t_info.header.audio_status; 239 l_subchnl.cdsc_adr = t_info.what.position.addr_type; 240 l_subchnl.cdsc_ctrl = t_info.what.position.control; 241 l_subchnl.cdsc_ind = t_info.what.position.index_number; 242 243 DPRINTF(("linux_ioctl: CDIOCREADSUBCHANNEL %d %d %d\n", 244 t_info.header.audio_status, 245 t_info.header.data_len[0], 246 t_info.header.data_len[1])); 247 DPRINTF(("(more) %d %d %d %d %d\n", 248 t_info.what.position.data_format, 249 t_info.what.position.control, 250 t_info.what.position.addr_type, 251 t_info.what.position.track_number, 252 t_info.what.position.index_number)); 253 254 switch (t_subchannel.address_format) { 255 case CD_LBA_FORMAT: 256 l_subchnl.cdsc_absaddr.lba = 257 t_info.what.position.absaddr.lba; 258 l_subchnl.cdsc_reladdr.lba = 259 t_info.what.position.reladdr.lba; 260 DPRINTF(("LBA: %d %d\n", 261 t_info.what.position.absaddr.lba, 262 t_info.what.position.reladdr.lba)); 263 break; 264 265 case CD_MSF_FORMAT: 266 l_subchnl.cdsc_absaddr.msf.minute = 267 t_info.what.position.absaddr.msf.minute; 268 l_subchnl.cdsc_absaddr.msf.second = 269 t_info.what.position.absaddr.msf.second; 270 l_subchnl.cdsc_absaddr.msf.frame = 271 t_info.what.position.absaddr.msf.frame; 272 273 l_subchnl.cdsc_reladdr.msf.minute = 274 t_info.what.position.reladdr.msf.minute; 275 l_subchnl.cdsc_reladdr.msf.second = 276 t_info.what.position.reladdr.msf.second; 277 l_subchnl.cdsc_reladdr.msf.frame = 278 t_info.what.position.reladdr.msf.frame; 279 DPRINTF(("MSF: %d %d %d %d\n", 280 t_info.what.position.absaddr.msf.minute, 281 t_info.what.position.absaddr.msf.second, 282 t_info.what.position.reladdr.msf.minute, 283 t_info.what.position.reladdr.msf.second)); 284 break; 285 286 default: 287 DPRINTF(("linux_ioctl: unknown format msf/lba\n")); 288 return EINVAL; 289 } 290 291 return copyout(&l_subchnl, SCARG(uap, data), sizeof l_subchnl); 292 293 case LINUX_CDROMPLAYBLK: 294 error = copyin(SCARG(uap, data), &l_blk, sizeof l_blk); 295 if (error) 296 return error; 297 298 t_blocks.blk = l_blk.from; 299 t_blocks.len = l_blk.len; 300 301 return ioctlf(fp, CDIOCPLAYBLOCKS, (caddr_t)&t_blocks, p); 302 303 case LINUX_CDROMEJECT_SW: 304 error = copyin(SCARG(uap, data), &idata, sizeof idata); 305 if (error) 306 return error; 307 308 if (idata == 1) 309 ncom = CDIOCALLOW; 310 else 311 ncom = CDIOCPREVENT; 312 break; 313 314 case LINUX_CDROMPAUSE: 315 ncom = CDIOCPAUSE; 316 break; 317 318 case LINUX_CDROMRESUME: 319 ncom = CDIOCRESUME; 320 break; 321 322 case LINUX_CDROMSTOP: 323 ncom = CDIOCSTOP; 324 break; 325 326 case LINUX_CDROMSTART: 327 ncom = CDIOCSTART; 328 break; 329 330 case LINUX_CDROMEJECT: 331 ncom = CDIOCEJECT; 332 break; 333 334 case LINUX_CDROMRESET: 335 ncom = CDIOCRESET; 336 break; 337 338 case LINUX_DVD_READ_STRUCT: 339 error = copyin(SCARG(uap, data), &ds, sizeof ds); 340 if (error) 341 return (error); 342 error = ioctlf(fp, DVD_READ_STRUCT, (caddr_t)&ds, p); 343 if (error) 344 return (error); 345 error = copyout(&ds, SCARG(uap, data), sizeof ds); 346 if (error) 347 return (error); 348 return (0); 349 350 case LINUX_DVD_WRITE_STRUCT: 351 error = copyin(SCARG(uap, data), &ds, sizeof ds); 352 if (error) 353 return (error); 354 error = ioctlf(fp, DVD_WRITE_STRUCT, (caddr_t)&ds, p); 355 if (error) 356 return (error); 357 error = copyout(&ds, SCARG(uap, data), sizeof ds); 358 if (error) 359 return (error); 360 return (0); 361 362 case LINUX_DVD_AUTH: 363 error = copyin(SCARG(uap, data), &dai, sizeof dai); 364 if (error) 365 return (error); 366 error = ioctlf(fp, DVD_AUTH, (caddr_t)&dai, p); 367 if (error) 368 return (error); 369 error = copyout(&dai, SCARG(uap, data), sizeof dai); 370 if (error) 371 return (error); 372 return (0); 373 374 375 default: 376 DPRINTF(("linux_ioctl: unimplemented ioctl %08lx\n", com)); 377 return EINVAL; 378 } 379 380 return ioctlf(fp, ncom, NULL, p); 381 } 382