diff options
Diffstat (limited to 'src/input/vcd/libcdio/_cdio_linux.c')
| -rw-r--r-- | src/input/vcd/libcdio/_cdio_linux.c | 1153 |
1 files changed, 613 insertions, 540 deletions
diff --git a/src/input/vcd/libcdio/_cdio_linux.c b/src/input/vcd/libcdio/_cdio_linux.c index e5dd47551..86a34133f 100644 --- a/src/input/vcd/libcdio/_cdio_linux.c +++ b/src/input/vcd/libcdio/_cdio_linux.c @@ -1,5 +1,5 @@ /* - $Id: _cdio_linux.c,v 1.2 2004/04/11 12:20:31 miguelfreitas Exp $ + $Id: _cdio_linux.c,v 1.3 2005/01/01 02:43:57 rockyb Exp $ Copyright (C) 2001 Herbert Valerio Riedel <hvr@gnu.org> Copyright (C) 2002, 2003, 2004 Rocky Bernstein <rocky@panix.com> @@ -27,15 +27,18 @@ # include "config.h" #endif -static const char _rcsid[] = "$Id: _cdio_linux.c,v 1.2 2004/04/11 12:20:31 miguelfreitas Exp $"; +static const char _rcsid[] = "$Id: _cdio_linux.c,v 1.3 2005/01/01 02:43:57 rockyb Exp $"; #include <string.h> #include <cdio/sector.h> #include <cdio/util.h> +#include <cdio/types.h> +#include <cdio/scsi_mmc.h> +#include <cdio/cdtext.h> +#include "cdtext_private.h" #include "cdio_assert.h" #include "cdio_private.h" -#include "scsi_mmc.h" #ifdef HAVE_LINUX_CDROM @@ -67,24 +70,25 @@ static const char _rcsid[] = "$Id: _cdio_linux.c,v 1.2 2004/04/11 12:20:31 migue #include <sys/types.h> #include <sys/ioctl.h> -#define TOTAL_TRACKS (_obj->tochdr.cdth_trk1) -#define FIRST_TRACK_NUM (_obj->tochdr.cdth_trk0) +typedef enum { + _AM_NONE, + _AM_IOCTL, + _AM_READ_CD, + _AM_READ_10 +} access_mode_t; typedef struct { /* Things common to all drivers like this. This must be first. */ generic_img_private_t gen; - enum { - _AM_NONE, - _AM_IOCTL, - _AM_READ_CD, - _AM_READ_10 - } access_mode; + access_mode_t access_mode; + + /* Some of the more OS specific things. */ + /* Entry info for each track, add 1 for leadout. */ + struct cdrom_tocentry tocent[CDIO_CD_MAX_TRACKS+1]; - /* Track information */ struct cdrom_tochdr tochdr; - struct cdrom_tocentry tocent[100]; /* entry info for each track */ } _img_private_t; @@ -92,40 +96,39 @@ typedef struct { #define ERRNO_TRAYEMPTY(errno) \ ((errno == EIO) || (errno == ENOENT) || (errno == EINVAL)) - -/* Check a drive to see if it is a CD-ROM - Return 1 if a CD-ROM. 0 if it exists but isn't a CD-ROM drive - and -1 if no device exists . -*/ -static bool -cdio_is_cdrom(char *drive, char *mnttype) +/**** prototypes for static functions ****/ +static bool is_cdrom_linux(const char *drive, char *mnttype); +static bool read_toc_linux (void *p_user_data); +static int run_scsi_cmd_linux( const void *p_user_data, + unsigned int i_timeout, + unsigned int i_cdb, + const scsi_mmc_cdb_t *p_cdb, + scsi_mmc_direction_t e_direction, + unsigned int i_buf, + /*in/out*/ void *p_buf ); +static access_mode_t + +str_to_access_mode_linux(const char *psz_access_mode) { - bool is_cd=false; - int cdfd; - struct cdrom_tochdr tochdr; - - /* If it doesn't exist, return -1 */ - if ( !cdio_is_device_quiet_generic(drive) ) { - return(false); - } + const access_mode_t default_access_mode = _AM_IOCTL; + + if (NULL==psz_access_mode) return default_access_mode; - /* If it does exist, verify that it's an available CD-ROM */ - cdfd = open(drive, (O_RDONLY|O_NONBLOCK), 0); - if ( cdfd >= 0 ) { - if ( ioctl(cdfd, CDROMREADTOCHDR, &tochdr) != -1 ) { - is_cd = true; - } - close(cdfd); - } - /* Even if we can't read it, it might be mounted */ - else if ( mnttype && (strcmp(mnttype, "iso9660") == 0) ) { - is_cd = true; + if (!strcmp(psz_access_mode, "IOCTL")) + return _AM_IOCTL; + else if (!strcmp(psz_access_mode, "READ_CD")) + return _AM_READ_CD; + else if (!strcmp(psz_access_mode, "READ_10")) + return _AM_READ_10; + else { + cdio_warn ("unknown access type: %s. Default IOCTL used.", + psz_access_mode); + return default_access_mode; } - return(is_cd); } static char * -cdio_check_mounts(const char *mtab) +check_mounts_linux(const char *mtab) { FILE *mntfp; struct mntent *mntent; @@ -176,7 +179,7 @@ cdio_check_mounts(const char *mtab) } } if ( strcmp(mnt_type, "iso9660") == 0 ) { - if (cdio_is_cdrom(mnt_dev, mnt_type) > 0) { + if (is_cdrom_linux(mnt_dev, mnt_type) > 0) { free(mnt_type); endmntent(mntfp); return mnt_dev; @@ -190,146 +193,408 @@ cdio_check_mounts(const char *mtab) return NULL; } -static int -_set_bsize (int fd, unsigned int bsize) +/*! + Return the value associated with the key "arg". +*/ +static const char * +get_arg_linux (void *env, const char key[]) { - struct cdrom_generic_command cgc; + _img_private_t *_obj = env; - struct - { - uint8_t reserved1; - uint8_t medium; - uint8_t reserved2; - uint8_t block_desc_length; - uint8_t density; - uint8_t number_of_blocks_hi; - uint8_t number_of_blocks_med; - uint8_t number_of_blocks_lo; - uint8_t reserved3; - uint8_t block_length_hi; - uint8_t block_length_med; - uint8_t block_length_lo; - } mh; - - memset (&mh, 0, sizeof (mh)); - memset (&cgc, 0, sizeof (struct cdrom_generic_command)); + if (!strcmp (key, "source")) { + return _obj->gen.source_name; + } else if (!strcmp (key, "access-mode")) { + switch (_obj->access_mode) { + case _AM_IOCTL: + return "ioctl"; + case _AM_READ_CD: + return "READ_CD"; + case _AM_READ_10: + return "READ_10"; + case _AM_NONE: + return "no access method"; + } + } + return NULL; +} + +#undef USE_LINUX_CAP +#ifdef USE_LINUX_CAP +/*! + Return the the kind of drive capabilities of device. + + Note: string is malloc'd so caller should free() then returned + string when done with it. + + */ +static void +get_drive_cap_linux (const void *p_user_data, + /*out*/ cdio_drive_read_cap_t *p_read_cap, + /*out*/ cdio_drive_write_cap_t *p_write_cap, + /*out*/ cdio_drive_misc_cap_t *p_misc_cap) +{ + const _img_private_t *p_env = p_user_data; + int32_t i_drivetype; + + i_drivetype = ioctl (p_env->gen.fd, CDROM_GET_CAPABILITY, CDSL_CURRENT); + + if (i_drivetype < 0) { + *p_read_cap = CDIO_DRIVE_CAP_ERROR; + *p_write_cap = CDIO_DRIVE_CAP_ERROR; + *p_misc_cap = CDIO_DRIVE_CAP_ERROR; + return; + } - cgc.cmd[0] = 0x15; - cgc.cmd[1] = 1 << 4; - cgc.cmd[4] = 12; + *p_read_cap = 0; + *p_write_cap = 0; + *p_misc_cap = 0; + + /* Reader */ + if (i_drivetype & CDC_PLAY_AUDIO) + *p_read_cap |= CDIO_DRIVE_CAP_READ_AUDIO; + if (i_drivetype & CDC_CD_R) + *p_read_cap |= CDIO_DRIVE_CAP_READ_CD_R; + if (i_drivetype & CDC_CD_RW) + *p_read_cap |= CDIO_DRIVE_CAP_READ_CD_RW; + if (i_drivetype & CDC_DVD) + *p_read_cap |= CDIO_DRIVE_CAP_READ_DVD_ROM; + + /* Writer */ + if (i_drivetype & CDC_CD_RW) + *p_read_cap |= CDIO_DRIVE_CAP_WRITE_CD_RW; + if (i_drivetype & CDC_DVD_R) + *p_read_cap |= CDIO_DRIVE_CAP_WRITE_DVD_R; + if (i_drivetype & CDC_DVD_RAM) + *p_read_cap |= CDIO_DRIVE_CAP_WRITE_DVD_RAM; + + /* Misc */ + if (i_drivetype & CDC_CLOSE_TRAY) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_CLOSE_TRAY; + if (i_drivetype & CDC_OPEN_TRAY) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_EJECT; + if (i_drivetype & CDC_LOCK) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_LOCK; + if (i_drivetype & CDC_SELECT_SPEED) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_SELECT_SPEED; + if (i_drivetype & CDC_SELECT_DISC) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_SELECT_DISC; + if (i_drivetype & CDC_MULTI_SESSION) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_MULTI_SESSION; + if (i_drivetype & CDC_MEDIA_CHANGED) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_MEDIA_CHANGED; + if (i_drivetype & CDC_RESET) + *p_misc_cap |= CDIO_DRIVE_CAP_MISC_RESET; +} +#endif + +/*! + Return the media catalog number MCN. + + Note: string is malloc'd so caller should free() then returned + string when done with it. + + */ +static char * +get_mcn_linux (const void *p_user_data) { + + struct cdrom_mcn mcn; + const _img_private_t *p_env = p_user_data; + memset(&mcn, 0, sizeof(mcn)); + if (ioctl(p_env->gen.fd, CDROM_GET_MCN, &mcn) != 0) + return NULL; + return strdup(mcn.medium_catalog_number); +} + +/*! + Get format of track. +*/ +static track_format_t +get_track_format_linux(void *p_user_data, track_t i_track) +{ + _img_private_t *p_env = p_user_data; - cgc.buflen = sizeof (mh); - cgc.buffer = (void *) &mh; + if ( !p_env ) return TRACK_FORMAT_ERROR; - cgc.data_direction = CGC_DATA_WRITE; + if (!p_env->gen.toc_init) read_toc_linux (p_user_data) ; - mh.block_desc_length = 0x08; - mh.block_length_hi = (bsize >> 16) & 0xff; - mh.block_length_med = (bsize >> 8) & 0xff; - mh.block_length_lo = (bsize >> 0) & 0xff; + if (i_track > (p_env->gen.i_tracks+p_env->gen.i_first_track) + || i_track < p_env->gen.i_first_track) + return TRACK_FORMAT_ERROR; + + i_track -= p_env->gen.i_first_track; - return ioctl (fd, CDROM_SEND_PACKET, &cgc); + /* This is pretty much copied from the "badly broken" cdrom_count_tracks + in linux/cdrom.c. + */ + if (p_env->tocent[i_track].cdte_ctrl & CDIO_CDROM_DATA_TRACK) { + if (p_env->tocent[i_track].cdte_format == CDIO_CDROM_CDI_TRACK) + return TRACK_FORMAT_CDI; + else if (p_env->tocent[i_track].cdte_format == CDIO_CDROM_XA_TRACK) + return TRACK_FORMAT_XA; + else + return TRACK_FORMAT_DATA; + } else + return TRACK_FORMAT_AUDIO; + } -/* Packet driver to read mode2 sectors. - Can read only up to 25 blocks. +/*! + Return true if we have XA data (green, mode2 form1) or + XA data (green, mode2 form2). That is track begins: + sync - header - subheader + 12 4 - 8 + + FIXME: there's gotta be a better design for this and get_track_format? */ -static int -_cdio_mmc_read_sectors (int fd, void *buf, lba_t lba, int sector_type, - unsigned int nblocks) +static bool +get_track_green_linux(void *p_user_data, track_t i_track) { - typedef struct cdrom_generic_command cgc_t; - cgc_t cgc; + _img_private_t *p_env = p_user_data; + + if (!p_env->gen.toc_init) read_toc_linux (p_user_data) ; - memset (&cgc, 0, sizeof (cgc_t)); + if (i_track >= (p_env->gen.i_tracks+p_env->gen.i_first_track) + || i_track < p_env->gen.i_first_track) + return false; - cgc.cmd[0] = CDIO_MMC_GPCMD_READ_CD; - CDIO_MMC_SET_READ_TYPE (cgc.cmd, sector_type); - CDIO_MMC_SET_READ_LBA (cgc.cmd, lba); - CDIO_MMC_SET_READ_LENGTH(cgc.cmd, nblocks); - CDIO_MMC_SET_MAIN_CHANNEL_SELECTION_BITS(cgc.cmd, CDIO_MMC_MCSB_ALL_HEADERS); + i_track -= p_env->gen.i_first_track; - cgc.buflen = CDIO_CD_FRAMESIZE_RAW * nblocks; - cgc.buffer = buf; + /* FIXME: Dunno if this is the right way, but it's what + I was using in cd-info for a while. + */ + return ((p_env->tocent[i_track].cdte_ctrl & 2) != 0); +} -#ifdef HAVE_LINUX_CDROM_TIMEOUT - cgc.timeout = 500; -#endif - cgc.data_direction = CGC_DATA_READ; +/*! + Return the starting MSF (minutes/secs/frames) for track number + track_num in obj. Track numbers usually start at something + greater than 0, usually 1. - return ioctl (fd, CDROM_SEND_PACKET, &cgc); + The "leadout" track is specified either by + using i_track LEADOUT_TRACK or the total tracks+1. + False is returned if there is no track entry. +*/ +static bool +get_track_msf_linux(void *p_user_data, track_t i_track, msf_t *msf) +{ + _img_private_t *p_env = p_user_data; - return 0; + if (NULL == msf) return false; + + if (!p_env->gen.toc_init) read_toc_linux (p_user_data) ; + + if (i_track == CDIO_CDROM_LEADOUT_TRACK) + i_track = p_env->gen.i_tracks + p_env->gen.i_first_track; + + if (i_track > (p_env->gen.i_tracks+p_env->gen.i_first_track) + || i_track < p_env->gen.i_first_track) { + return false; + } else { + struct cdrom_msf0 *msf0= + &p_env->tocent[i_track-p_env->gen.i_first_track].cdte_addr.msf; + msf->m = cdio_to_bcd8(msf0->minute); + msf->s = cdio_to_bcd8(msf0->second); + msf->f = cdio_to_bcd8(msf0->frame); + return true; + } +} + +/*! + Eject media in CD drive. + Return 0 if success and 1 for failure, and 2 if no routine. + */ +static int +eject_media_linux (void *p_user_data) { + + _img_private_t *p_env = p_user_data; + int ret=2; + int status; + int fd; + + if ((fd = open (p_env->gen.source_name, O_RDONLY|O_NONBLOCK)) > -1) { + if((status = ioctl(fd, CDROM_DRIVE_STATUS, CDSL_CURRENT)) > 0) { + switch(status) { + case CDS_TRAY_OPEN: + if((ret = ioctl(fd, CDROMCLOSETRAY)) != 0) { + cdio_warn ("ioctl CDROMCLOSETRAY failed: %s\n", strerror(errno)); + ret = 1; + } + break; + case CDS_DISC_OK: + if((ret = ioctl(fd, CDROMEJECT)) != 0) { + int eject_error = errno; + /* Try ejecting the MMC way... */ + ret = scsi_mmc_eject_media(p_env->gen.cdio); + if (0 != ret) { + cdio_warn("ioctl CDROMEJECT failed: %s\n", + strerror(eject_error)); + ret = 1; + } + } + /* force kernel to reread partition table when new disc inserted */ + ret = ioctl(p_env->gen.fd, BLKRRPART); + break; + default: + cdio_warn ("Unknown CD-ROM (%d)\n", status); + ret = 1; + } + } else { + cdio_warn ("CDROM_DRIVE_STATUS failed: %s\n", strerror(errno)); + ret=1; + } + close(fd); + } else + ret = 2; + close(p_env->gen.fd); + p_env->gen.fd = -1; + return ret; +} + +/*! + Get disc type associated with the cd object. +*/ +static discmode_t +get_discmode_linux (void *p_user_data) +{ + _img_private_t *p_env = p_user_data; + + int32_t i_discmode; + + /* See if this is a DVD. */ + cdio_dvd_struct_t dvd; /* DVD READ STRUCT for layer 0. */ + + dvd.physical.type = CDIO_DVD_STRUCT_PHYSICAL; + dvd.physical.layer_num = 0; + if (0 == ioctl (p_env->gen.fd, DVD_READ_STRUCT, &dvd)) { + switch(dvd.physical.layer[0].book_type) { + case CDIO_DVD_BOOK_DVD_ROM: return CDIO_DISC_MODE_DVD_ROM; + case CDIO_DVD_BOOK_DVD_RAM: return CDIO_DISC_MODE_DVD_RAM; + case CDIO_DVD_BOOK_DVD_R: return CDIO_DISC_MODE_DVD_R; + case CDIO_DVD_BOOK_DVD_RW: return CDIO_DISC_MODE_DVD_RW; + case CDIO_DVD_BOOK_DVD_PR: return CDIO_DISC_MODE_DVD_PR; + case CDIO_DVD_BOOK_DVD_PRW: return CDIO_DISC_MODE_DVD_PRW; + default: return CDIO_DISC_MODE_DVD_OTHER; + } + } + + i_discmode = ioctl (p_env->gen.fd, CDROM_DISC_STATUS); + + if (i_discmode < 0) return CDIO_DISC_MODE_ERROR; + + /* FIXME Need to add getting DVD types. */ + switch(i_discmode) { + case CDS_AUDIO: + return CDIO_DISC_MODE_CD_DA; + case CDS_DATA_1: + case CDS_DATA_2: + return CDIO_DISC_MODE_CD_DATA; + case CDS_MIXED: + return CDIO_DISC_MODE_CD_MIXED; + case CDS_XA_2_1: + case CDS_XA_2_2: + return CDIO_DISC_MODE_CD_XA; + case CDS_NO_INFO: + return CDIO_DISC_MODE_NO_INFO; + default: + return CDIO_DISC_MODE_ERROR; + } +} + +/* Check a drive to see if it is a CD-ROM + Return 1 if a CD-ROM. 0 if it exists but isn't a CD-ROM drive + and -1 if no device exists . +*/ +static bool +is_cdrom_linux(const char *drive, char *mnttype) +{ + bool is_cd=false; + int cdfd; + struct cdrom_tochdr tochdr; + + /* If it doesn't exist, return -1 */ + if ( !cdio_is_device_quiet_generic(drive) ) { + return(false); + } + + /* If it does exist, verify that it's an available CD-ROM */ + cdfd = open(drive, (O_RDONLY|O_NONBLOCK), 0); + if ( cdfd >= 0 ) { + if ( ioctl(cdfd, CDROMREADTOCHDR, &tochdr) != -1 ) { + is_cd = true; + } + close(cdfd); + } + /* Even if we can't read it, it might be mounted */ + else if ( mnttype && (strcmp(mnttype, "iso9660") == 0) ) { + is_cd = true; + } + return(is_cd); } /* MMC driver to read audio sectors. Can read only up to 25 blocks. */ static int -_cdio_read_audio_sectors (void *env, void *buf, lsn_t lsn, - unsigned int nblocks) +_read_audio_sectors_linux (void *p_user_data, void *buf, lsn_t lsn, + unsigned int nblocks) { - _img_private_t *_obj = env; - return _cdio_mmc_read_sectors( _obj->gen.fd, buf, lsn, - CDIO_MMC_READ_TYPE_CDDA, nblocks); + _img_private_t *p_env = p_user_data; + return scsi_mmc_read_sectors( p_env->gen.cdio, buf, lsn, + CDIO_MMC_READ_TYPE_CDDA, nblocks); } /* Packet driver to read mode2 sectors. Can read only up to 25 blocks. */ static int -__read_packet_mode2_sectors (int fd, void *buf, lba_t lba, - unsigned int nblocks, bool use_read_10) +_read_mode2_sectors_mmc (_img_private_t *p_env, void *p_buf, lba_t lba, + unsigned int nblocks, bool b_read_10) { - struct cdrom_generic_command cgc; - - memset (&cgc, 0, sizeof (struct cdrom_generic_command)); - - cgc.cmd[0] = use_read_10 ? GPCMD_READ_10 : CDIO_MMC_GPCMD_READ_CD; - - CDIO_MMC_SET_READ_LBA(cgc.cmd, lba); - CDIO_MMC_SET_READ_LENGTH(cgc.cmd, nblocks); - - if (!use_read_10) - { - cgc.cmd[1] = 0; /* sector size mode2 */ - - cgc.cmd[9] = 0x58; /* 2336 mode2 */ - } + scsi_mmc_cdb_t cdb = {{0, }}; - cgc.buflen = 2336 * nblocks; - cgc.buffer = buf; + CDIO_MMC_SET_READ_LBA(cdb.field, lba); -#ifdef HAVE_LINUX_CDROM_TIMEOUT - cgc.timeout = 500; -#endif - cgc.data_direction = CGC_DATA_READ; - - if (use_read_10) - { - int retval; + if (b_read_10) { + int retval; + + CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_READ_10); + CDIO_MMC_SET_READ_LENGTH16(cdb.field, nblocks); - if ((retval = _set_bsize (fd, 2336))) + if ((retval = scsi_mmc_set_blocksize (p_env->gen.cdio, M2RAW_SECTOR_SIZE))) + return retval; + + if ((retval = run_scsi_cmd_linux (p_env, 0, + scsi_mmc_get_cmd_len(cdb.field[0]), + &cdb, + SCSI_MMC_DATA_READ, + M2RAW_SECTOR_SIZE * nblocks, + p_buf))) + { + scsi_mmc_set_blocksize (p_env->gen.cdio, CDIO_CD_FRAMESIZE); return retval; + } + + if ((retval = scsi_mmc_set_blocksize (p_env->gen.cdio, CDIO_CD_FRAMESIZE))) + return retval; + } else - if ((retval = ioctl (fd, CDROM_SEND_PACKET, &cgc))) - { - _set_bsize (fd, 2048); - return retval; - } + cdb.field[1] = 0; /* sector size mode2 */ + cdb.field[9] = 0x58; /* 2336 mode2 */ - if ((retval = _set_bsize (fd, 2048))) - return retval; - } - else - return ioctl (fd, CDROM_SEND_PACKET, &cgc); + CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_READ_CD); + CDIO_MMC_SET_READ_LENGTH24(cdb.field, nblocks); + return run_scsi_cmd_linux (p_env, 0, + scsi_mmc_get_cmd_len(cdb.field[0]), &cdb, + SCSI_MMC_DATA_READ, + M2RAW_SECTOR_SIZE * nblocks, p_buf); + return 0; } static int -_read_packet_mode2_sectors (int fd, void *buf, lba_t lba, - unsigned int nblocks, bool use_read_10) +_read_mode2_sectors (_img_private_t *p_env, void *p_buf, lba_t lba, + unsigned int nblocks, bool b_read_10) { unsigned int l = 0; int retval = 0; @@ -337,10 +602,10 @@ _read_packet_mode2_sectors (int fd, void *buf, lba_t lba, while (nblocks > 0) { const unsigned nblocks2 = (nblocks > 25) ? 25 : nblocks; - void *buf2 = ((char *)buf ) + (l * 2336); + void *p_buf2 = ((char *)p_buf ) + (l * M2RAW_SECTOR_SIZE); - retval |= __read_packet_mode2_sectors (fd, buf2, lba + l, nblocks2, - use_read_10); + retval |= _read_mode2_sectors_mmc (p_env, p_buf2, lba + l, + nblocks2, b_read_10); if (retval) break; @@ -357,32 +622,32 @@ _read_packet_mode2_sectors (int fd, void *buf, lba_t lba, from lsn. Returns 0 if no error. */ static int -_cdio_read_mode1_sector (void *env, void *data, lsn_t lsn, +_read_mode1_sector_linux (void *p_user_data, void *p_data, lsn_t lsn, bool b_form2) { - char buf[M2RAW_SECTOR_SIZE] = { 0, }; #if FIXED - struct cdrom_msf *msf = (struct cdrom_msf *) &buf; + char buf[M2RAW_SECTOR_SIZE] = { 0, }; + struct cdrom_msf *p_msf = (struct cdrom_msf *) &buf; msf_t _msf; - _img_private_t *_obj = env; + _img_private_t *p_env = p_user_data; cdio_lba_to_msf (cdio_lsn_to_lba(lsn), &_msf); - msf->cdmsf_min0 = from_bcd8(_msf.m); - msf->cdmsf_sec0 = from_bcd8(_msf.s); - msf->cdmsf_frame0 = from_bcd8(_msf.f); + msf->cdmsf_min0 = cdio_from_bcd8(_msf.m); + msf->cdmsf_sec0 = cdio_from_bcd8(_msf.s); + msf->cdmsf_frame0 = cdio_from_bcd8(_msf.f); retry: - switch (_obj->access_mode) + switch (p_env->access_mode) { case _AM_NONE: - cdio_error ("no way to read mode1"); + cdio_warn ("no way to read mode1"); return 1; break; case _AM_IOCTL: - if (ioctl (_obj->gen.fd, CDROMREADMODE1, &buf) == -1) + if (ioctl (p_env->gen.fd, CDROMREADMODE1, &buf) == -1) { perror ("ioctl()"); return 1; @@ -392,20 +657,20 @@ _cdio_read_mode1_sector (void *env, void *data, lsn_t lsn, case _AM_READ_CD: case _AM_READ_10: - if (_read_packet_mode2_sectors (_obj->gen.fd, buf, lsn, 1, - (_obj->access_mode == _AM_READ_10))) + if (_read_mode2_sectors (p_env->gen.fd, buf, lsn, 1, + (p_env->access_mode == _AM_READ_10))) { perror ("ioctl()"); - if (_obj->access_mode == _AM_READ_CD) + if (p_env->access_mode == _AM_READ_CD) { cdio_info ("READ_CD failed; switching to READ_10 mode..."); - _obj->access_mode = _AM_READ_10; + p_env->access_mode = _AM_READ_10; goto retry; } else { cdio_info ("READ_10 failed; switching to ioctl(CDROMREADMODE2) mode..."); - _obj->access_mode = _AM_IOCTL; + p_env->access_mode = _AM_IOCTL; goto retry; } return 1; @@ -417,11 +682,7 @@ _cdio_read_mode1_sector (void *env, void *data, lsn_t lsn, b_form2 ? M2RAW_SECTOR_SIZE: CDIO_CD_FRAMESIZE); #else - if (0 > cdio_generic_lseek(env, CDIO_CD_FRAMESIZE*lsn, SEEK_SET)) - return -1; - if (0 > cdio_generic_read(env, buf, CDIO_CD_FRAMESIZE)) - return -1; - memcpy (data, buf, b_form2 ? M2RAW_SECTOR_SIZE: CDIO_CD_FRAMESIZE); + return cdio_generic_read_form1_sector(p_user_data, p_data, lsn); #endif return 0; } @@ -432,17 +693,17 @@ _cdio_read_mode1_sector (void *env, void *data, lsn_t lsn, Returns 0 if no error. */ static int -_cdio_read_mode1_sectors (void *env, void *data, lsn_t lsn, +_read_mode1_sectors_linux (void *p_user_data, void *p_data, lsn_t lsn, bool b_form2, unsigned int nblocks) { - _img_private_t *_obj = env; + _img_private_t *p_env = p_user_data; unsigned int i; int retval; unsigned int blocksize = b_form2 ? M2RAW_SECTOR_SIZE : CDIO_CD_FRAMESIZE; for (i = 0; i < nblocks; i++) { - if ( (retval = _cdio_read_mode1_sector (_obj, - ((char *)data) + (blocksize * i), + if ( (retval = _read_mode1_sector_linux (p_env, + ((char *)p_data) + (blocksize*i), lsn + i, b_form2)) ) return retval; } @@ -454,30 +715,30 @@ _cdio_read_mode1_sectors (void *env, void *data, lsn_t lsn, from lsn. Returns 0 if no error. */ static int -_cdio_read_mode2_sector (void *env, void *data, lsn_t lsn, - bool b_form2) +_read_mode2_sector_linux (void *p_user_data, void *p_data, lsn_t lsn, + bool b_form2) { char buf[M2RAW_SECTOR_SIZE] = { 0, }; struct cdrom_msf *msf = (struct cdrom_msf *) &buf; msf_t _msf; - _img_private_t *_obj = env; + _img_private_t *p_env = p_user_data; cdio_lba_to_msf (cdio_lsn_to_lba(lsn), &_msf); - msf->cdmsf_min0 = from_bcd8(_msf.m); - msf->cdmsf_sec0 = from_bcd8(_msf.s); - msf->cdmsf_frame0 = from_bcd8(_msf.f); + msf->cdmsf_min0 = cdio_from_bcd8(_msf.m); + msf->cdmsf_sec0 = cdio_from_bcd8(_msf.s); + msf->cdmsf_frame0 = cdio_from_bcd8(_msf.f); retry: - switch (_obj->access_mode) + switch (p_env->access_mode) { case _AM_NONE: - cdio_error ("no way to read mode2"); + cdio_warn ("no way to read mode2"); return 1; break; case _AM_IOCTL: - if (ioctl (_obj->gen.fd, CDROMREADMODE2, &buf) == -1) + if (ioctl (p_env->gen.fd, CDROMREADMODE2, &buf) == -1) { perror ("ioctl()"); return 1; @@ -487,20 +748,20 @@ _cdio_read_mode2_sector (void *env, void *data, lsn_t lsn, case _AM_READ_CD: case _AM_READ_10: - if (_read_packet_mode2_sectors (_obj->gen.fd, buf, lsn, 1, - (_obj->access_mode == _AM_READ_10))) + if (_read_mode2_sectors (p_env, buf, lsn, 1, + (p_env->access_mode == _AM_READ_10))) { perror ("ioctl()"); - if (_obj->access_mode == _AM_READ_CD) + if (p_env->access_mode == _AM_READ_CD) { cdio_info ("READ_CD failed; switching to READ_10 mode..."); - _obj->access_mode = _AM_READ_10; + p_env->access_mode = _AM_READ_10; goto retry; } else { cdio_info ("READ_10 failed; switching to ioctl(CDROMREADMODE2) mode..."); - _obj->access_mode = _AM_IOCTL; + p_env->access_mode = _AM_IOCTL; goto retry; } return 1; @@ -509,9 +770,9 @@ _cdio_read_mode2_sector (void *env, void *data, lsn_t lsn, } if (b_form2) - memcpy (data, buf, M2RAW_SECTOR_SIZE); + memcpy (p_data, buf, M2RAW_SECTOR_SIZE); else - memcpy (((char *)data), buf + CDIO_CD_SUBHEADER_SIZE, CDIO_CD_FRAMESIZE); + memcpy (((char *)p_data), buf + CDIO_CD_SUBHEADER_SIZE, CDIO_CD_FRAMESIZE); return 0; } @@ -522,115 +783,57 @@ _cdio_read_mode2_sector (void *env, void *data, lsn_t lsn, Returns 0 if no error. */ static int -_cdio_read_mode2_sectors (void *env, void *data, lsn_t lsn, +_read_mode2_sectors_linux (void *p_user_data, void *data, lsn_t lsn, bool b_form2, unsigned int nblocks) { - _img_private_t *_obj = env; + _img_private_t *p_env = p_user_data; unsigned int i; - int retval; - unsigned int blocksize = b_form2 ? M2RAW_SECTOR_SIZE : CDIO_CD_FRAMESIZE; + unsigned int i_blocksize = b_form2 ? M2RAW_SECTOR_SIZE : CDIO_CD_FRAMESIZE; + /* For each frame, pick out the data part we need */ for (i = 0; i < nblocks; i++) { - if ( (retval = _cdio_read_mode2_sector (_obj, - ((char *)data) + (blocksize * i), + int retval; + if ( (retval = _read_mode2_sector_linux (p_env, + ((char *)data) + (i_blocksize*i), lsn + i, b_form2)) ) return retval; } return 0; } -/*! - Return the size of the CD in logical block address (LBA) units. - */ -static uint32_t -_cdio_stat_size (void *env) -{ - _img_private_t *_obj = env; - - struct cdrom_tocentry tocent; - uint32_t size; - - tocent.cdte_track = CDIO_CDROM_LEADOUT_TRACK; - tocent.cdte_format = CDROM_LBA; - if (ioctl (_obj->gen.fd, CDROMREADTOCENTRY, &tocent) == -1) - { - perror ("ioctl(CDROMREADTOCENTRY)"); - exit (EXIT_FAILURE); - } - - size = tocent.cdte_addr.lba; - - return size; -} - -/*! - Set the arg "key" with "value" in the source device. - Currently "source" and "access-mode" are valid keys. - "source" sets the source device in I/O operations - "access-mode" sets the the method of CD access - - 0 is returned if no error was found, and nonzero if there as an error. -*/ -static int -_cdio_set_arg (void *env, const char key[], const char value[]) -{ - _img_private_t *_obj = env; - - if (!strcmp (key, "source")) - { - if (!value) - return -2; - - free (_obj->gen.source_name); - - _obj->gen.source_name = strdup (value); - } - else if (!strcmp (key, "access-mode")) - { - if (!strcmp(value, "IOCTL")) - _obj->access_mode = _AM_IOCTL; - else if (!strcmp(value, "READ_CD")) - _obj->access_mode = _AM_READ_CD; - else if (!strcmp(value, "READ_10")) - _obj->access_mode = _AM_READ_10; - else { - cdio_warn ("unknown access type: %s. ignored.", value); - } - } - else - return -1; - - return 0; -} - /*! Read and cache the CD's Track Table of Contents and track info. Return false if successful or true if an error. */ static bool -_cdio_read_toc (_img_private_t *_obj) +read_toc_linux (void *p_user_data) { + _img_private_t *p_env = p_user_data; int i; /* read TOC header */ - if ( ioctl(_obj->gen.fd, CDROMREADTOCHDR, &_obj->tochdr) == -1 ) { - cdio_error("%s: %s\n", + if ( ioctl(p_env->gen.fd, CDROMREADTOCHDR, &p_env->tochdr) == -1 ) { + cdio_warn("%s: %s\n", "error in ioctl CDROMREADTOCHDR", strerror(errno)); return false; } + p_env->gen.i_first_track = p_env->tochdr.cdth_trk0; + p_env->gen.i_tracks = p_env->tochdr.cdth_trk1; + /* read individual tracks */ - for (i= FIRST_TRACK_NUM; i<=TOTAL_TRACKS; i++) { - _obj->tocent[i-1].cdte_track = i; - _obj->tocent[i-1].cdte_format = CDROM_MSF; - if ( ioctl(_obj->gen.fd, CDROMREADTOCENTRY, &_obj->tocent[i-1]) == -1 ) { - cdio_error("%s %d: %s\n", + for (i= p_env->gen.i_first_track; i<=p_env->gen.i_tracks; i++) { + p_env->tocent[i-p_env->gen.i_first_track].cdte_track = i; + p_env->tocent[i-p_env->gen.i_first_track].cdte_format = CDROM_MSF; + if ( ioctl(p_env->gen.fd, CDROMREADTOCENTRY, + &p_env->tocent[i-p_env->gen.i_first_track]) == -1 ) { + cdio_warn("%s %d: %s\n", "error in ioctl CDROMREADTOCENTRY for track", i, strerror(errno)); return false; } /**** - struct cdrom_msf0 *msf= &_obj->tocent[i-1].cdte_addr.msf; + struct cdrom_msf0 *msf= &env->tocent[i-1].cdte_addr.msf; fprintf (stdout, "--- track# %d (msf %2.2x:%2.2x:%2.2x)\n", i, msf->minute, msf->second, msf->frame); @@ -639,282 +842,120 @@ _cdio_read_toc (_img_private_t *_obj) } /* read the lead-out track */ - _obj->tocent[TOTAL_TRACKS].cdte_track = CDIO_CDROM_LEADOUT_TRACK; - _obj->tocent[TOTAL_TRACKS].cdte_format = CDROM_MSF; + p_env->tocent[p_env->gen.i_tracks].cdte_track = CDIO_CDROM_LEADOUT_TRACK; + p_env->tocent[p_env->gen.i_tracks].cdte_format = CDROM_MSF; - if (ioctl(_obj->gen.fd, CDROMREADTOCENTRY, - &_obj->tocent[TOTAL_TRACKS]) == -1 ) { - cdio_error("%s: %s\n", + if (ioctl(p_env->gen.fd, CDROMREADTOCENTRY, + &p_env->tocent[p_env->gen.i_tracks]) == -1 ) { + cdio_warn("%s: %s\n", "error in ioctl CDROMREADTOCENTRY for lead-out", strerror(errno)); return false; } /* - struct cdrom_msf0 *msf= &_obj->tocent[TOTAL_TRACKS].cdte_addr.msf; + struct cdrom_msf0 *msf= &env->tocent[p_env->gen.i_tracks].cdte_addr.msf; fprintf (stdout, "--- track# %d (msf %2.2x:%2.2x:%2.2x)\n", i, msf->minute, msf->second, msf->frame); */ - _obj->gen.toc_init = true; + p_env->gen.toc_init = true; return true; } -/* - * Eject using SCSI commands. Return 1 if successful, 0 otherwise. - */ -static int -_cdio_eject_scsi(int fd) -{ - int status; - struct sdata { - int inlen; - int outlen; - char cmd[256]; - } scsi_cmd; - - scsi_cmd.inlen = 0; - scsi_cmd.outlen = 0; - scsi_cmd.cmd[0] = ALLOW_MEDIUM_REMOVAL; - scsi_cmd.cmd[1] = 0; - scsi_cmd.cmd[2] = 0; - scsi_cmd.cmd[3] = 0; - scsi_cmd.cmd[4] = 0; - scsi_cmd.cmd[5] = 0; - status = ioctl(fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd); - if (status != 0) - return 0; - - scsi_cmd.inlen = 0; - scsi_cmd.outlen = 0; - scsi_cmd.cmd[0] = START_STOP; - scsi_cmd.cmd[1] = 0; - scsi_cmd.cmd[2] = 0; - scsi_cmd.cmd[3] = 0; - scsi_cmd.cmd[4] = 1; - scsi_cmd.cmd[5] = 0; - status = ioctl(fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd); - if (status != 0) - return 0; - - scsi_cmd.inlen = 0; - scsi_cmd.outlen = 0; - scsi_cmd.cmd[0] = START_STOP; - scsi_cmd.cmd[1] = 0; - scsi_cmd.cmd[2] = 0; - scsi_cmd.cmd[3] = 0; - scsi_cmd.cmd[4] = 2; - scsi_cmd.cmd[5] = 0; - status = ioctl(fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd); - if (status != 0) - return 0; - - /* force kernel to reread partition table when new disc inserted */ - status = ioctl(fd, BLKRRPART); - return (status == 0); -} - /*! - Eject media in CD drive. - Return 0 if success and 1 for failure, and 2 if no routine. + Run a SCSI MMC command. + + cdio CD structure set by cdio_open(). + i_timeout time in milliseconds we will wait for the command + to complete. If this value is -1, use the default + time-out value. + p_buf Buffer for data, both sending and receiving + i_buf Size of buffer + e_direction direction the transfer is to go. + cdb CDB bytes. All values that are needed should be set on + input. We'll figure out what the right CDB length should be. + + We return true if command completed successfully and false if not. */ -static int -_cdio_eject_media (void *env) { - - _img_private_t *_obj = env; - int ret=2; - int status; - int fd; - - close(_obj->gen.fd); - _obj->gen.fd = -1; - if ((fd = open (_obj->gen.source_name, O_RDONLY|O_NONBLOCK)) > -1) { - if((status = ioctl(fd, CDROM_DRIVE_STATUS, CDSL_CURRENT)) > 0) { - switch(status) { - case CDS_TRAY_OPEN: - if((ret = ioctl(fd, CDROMCLOSETRAY)) != 0) { - cdio_error ("ioctl CDROMCLOSETRAY failed: %s\n", strerror(errno)); - ret = 1; - } - break; - case CDS_DISC_OK: - if((ret = ioctl(fd, CDROMEJECT)) != 0) { - int eject_error = errno; - /* Try ejecting the SCSI way... */ - ret = _cdio_eject_scsi(fd); - if (0 != ret) { - cdio_error("ioctl CDROMEJECT failed: %s\n", strerror(eject_error)); - ret = 1; - } - } - break; - default: - cdio_error ("Unknown CD-ROM (%d)\n", status); - ret = 1; - } - } else { - cdio_error ("CDROM_DRIVE_STATUS failed: %s\n", strerror(errno)); - ret=1; - } - close(fd); - return ret; - } - return 2; -} - -/*! - Return the value associated with the key "arg". -*/ -static const char * -_cdio_get_arg (void *env, const char key[]) +static int +run_scsi_cmd_linux( const void *p_user_data, + unsigned int i_timeout_ms, + unsigned int i_cdb, const scsi_mmc_cdb_t *p_cdb, + scsi_mmc_direction_t e_direction, + unsigned int i_buf, /*in/out*/ void *p_buf ) { - _img_private_t *_obj = env; - - if (!strcmp (key, "source")) { - return _obj->gen.source_name; - } else if (!strcmp (key, "access-mode")) { - switch (_obj->access_mode) { - case _AM_IOCTL: - return "ioctl"; - case _AM_READ_CD: - return "READ_CD"; - case _AM_READ_10: - return "READ_10"; - case _AM_NONE: - return "no access method"; - } - } - return NULL; -} + const _img_private_t *p_env = p_user_data; + struct cdrom_generic_command cgc; + memset (&cgc, 0, sizeof (struct cdrom_generic_command)); + memcpy(&cgc.cmd, p_cdb, i_cdb); + cgc.buflen = i_buf; + cgc.buffer = p_buf; + cgc.data_direction = (SCSI_MMC_DATA_READ == cgc.data_direction) + ? CGC_DATA_READ : CGC_DATA_WRITE; -/*! - Return the number of of the first track. - CDIO_INVALID_TRACK is returned on error. -*/ -static track_t -_cdio_get_first_track_num(void *env) -{ - _img_private_t *_obj = env; - - if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ; +#ifdef HAVE_LINUX_CDROM_TIMEOUT + cgc.timeout = i_timeout_ms; +#endif - return FIRST_TRACK_NUM; + return ioctl (p_env->gen.fd, CDROM_SEND_PACKET, &cgc); } /*! - Return the media catalog number MCN. - - Note: string is malloc'd so caller should free() then returned - string when done with it. - + Return the size of the CD in logical block address (LBA) units. */ -static char * -_cdio_get_mcn (void *env) { - - struct cdrom_mcn mcn; - _img_private_t *_obj = env; - memset(&mcn, 0, sizeof(mcn)); - if (ioctl(_obj->gen.fd, CDROM_GET_MCN, &mcn) != 0) - return NULL; - return strdup(mcn.medium_catalog_number); -} - -/*! - Return the number of tracks in the current medium. - CDIO_INVALID_TRACK is returned on error. -*/ -static track_t -_cdio_get_num_tracks(void *env) +static uint32_t +stat_size_linux (void *p_user_data) { - _img_private_t *_obj = env; - - if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ; + _img_private_t *p_env = p_user_data; - return TOTAL_TRACKS; -} + struct cdrom_tocentry tocent; + uint32_t size; -/*! - Get format of track. -*/ -static track_format_t -_cdio_get_track_format(void *env, track_t track_num) -{ - _img_private_t *_obj = env; - - if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ; + tocent.cdte_track = CDIO_CDROM_LEADOUT_TRACK; + tocent.cdte_format = CDROM_LBA; + if (ioctl (p_env->gen.fd, CDROMREADTOCENTRY, &tocent) == -1) + { + perror ("ioctl(CDROMREADTOCENTRY)"); + exit (EXIT_FAILURE); + } - if (track_num > TOTAL_TRACKS || track_num == 0) - return TRACK_FORMAT_ERROR; + size = tocent.cdte_addr.lba; - /* This is pretty much copied from the "badly broken" cdrom_count_tracks - in linux/cdrom.c. - */ - if (_obj->tocent[track_num-1].cdte_ctrl & CDROM_DATA_TRACK) { - if (_obj->tocent[track_num-1].cdte_format == 0x10) - return TRACK_FORMAT_CDI; - else if (_obj->tocent[track_num-1].cdte_format == 0x20) - return TRACK_FORMAT_XA; - else - return TRACK_FORMAT_DATA; - } else - return TRACK_FORMAT_AUDIO; - + return size; } /*! - Return true if we have XA data (green, mode2 form1) or - XA data (green, mode2 form2). That is track begins: - sync - header - subheader - 12 4 - 8 - - FIXME: there's gotta be a better design for this and get_track_format? -*/ -static bool -_cdio_get_track_green(void *env, track_t track_num) -{ - _img_private_t *_obj = env; - - if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ; - - if (track_num == CDIO_CDROM_LEADOUT_TRACK) track_num = TOTAL_TRACKS+1; - - if (track_num > TOTAL_TRACKS+1 || track_num == 0) - return false; - - /* FIXME: Dunno if this is the right way, but it's what - I was using in cdinfo for a while. - */ - return ((_obj->tocent[track_num-1].cdte_ctrl & 2) != 0); -} + Set the arg "key" with "value" in the source device. + Currently "source" and "access-mode" are valid keys. + "source" sets the source device in I/O operations + "access-mode" sets the the method of CD access -/*! - Return the starting MSF (minutes/secs/frames) for track number - track_num in obj. Track numbers start at 1. - The "leadout" track is specified either by - using track_num LEADOUT_TRACK or the total tracks+1. - False is returned if there is no track entry. + 0 is returned if no error was found, and nonzero if there as an error. */ -static bool -_cdio_get_track_msf(void *env, track_t track_num, msf_t *msf) +static int +set_arg_linux (void *p_user_data, const char key[], const char value[]) { - _img_private_t *_obj = env; - - if (NULL == msf) return false; + _img_private_t *p_env = p_user_data; - if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ; + if (!strcmp (key, "source")) + { + if (!value) + return -2; - if (track_num == CDIO_CDROM_LEADOUT_TRACK) track_num = TOTAL_TRACKS+1; + free (p_env->gen.source_name); + + p_env->gen.source_name = strdup (value); + } + else if (!strcmp (key, "access-mode")) + { + return str_to_access_mode_linux(value); + } + else + return -1; - if (track_num > TOTAL_TRACKS+1 || track_num == 0) { - return false; - } else { - struct cdrom_msf0 *msf0= &_obj->tocent[track_num-1].cdte_addr.msf; - msf->m = to_bcd8(msf0->minute); - msf->s = to_bcd8(msf0->second); - msf->f = to_bcd8(msf0->frame); - return true; - } + return 0; } /* checklist: /dev/cdrom, /dev/dvd /dev/hd?, /dev/scd? /dev/sr? */ @@ -947,19 +988,19 @@ cdio_get_devices_linux (void) */ for ( i=0; strlen(checklist1[i]) > 0; ++i ) { sprintf(drive, "/dev/%s", checklist1[i]); - if ( (exists=cdio_is_cdrom(drive, NULL)) > 0 ) { + if ( (exists=is_cdrom_linux(drive, NULL)) > 0 ) { cdio_add_device_list(&drives, drive, &num_drives); } } /* Now check the currently mounted CD drives */ - if (NULL != (ret_drive = cdio_check_mounts("/etc/mtab"))) { + if (NULL != (ret_drive = check_mounts_linux("/etc/mtab"))) { cdio_add_device_list(&drives, ret_drive, &num_drives); free(ret_drive); } /* Finally check possible mountable drives in /etc/fstab */ - if (NULL != (ret_drive = cdio_check_mounts("/etc/fstab"))) { + if (NULL != (ret_drive = check_mounts_linux("/etc/fstab"))) { cdio_add_device_list(&drives, ret_drive, &num_drives); free(ret_drive); } @@ -977,7 +1018,7 @@ cdio_get_devices_linux (void) if ( insert != NULL ) { *insert = j; } - if ( (exists=cdio_is_cdrom(drive, NULL)) > 0 ) { + if ( (exists=is_cdrom_linux(drive, NULL)) > 0 ) { cdio_add_device_list(&drives, drive, &num_drives); } } @@ -1006,17 +1047,17 @@ cdio_get_default_device_linux(void) */ for ( i=0; strlen(checklist1[i]) > 0; ++i ) { sprintf(drive, "/dev/%s", checklist1[i]); - if ( (exists=cdio_is_cdrom(drive, NULL)) > 0 ) { + if ( (exists=is_cdrom_linux(drive, NULL)) > 0 ) { return strdup(drive); } } /* Now check the currently mounted CD drives */ - if (NULL != (ret_drive = cdio_check_mounts("/etc/mtab"))) + if (NULL != (ret_drive = check_mounts_linux("/etc/mtab"))) return ret_drive; /* Finally check possible mountable drives in /etc/fstab */ - if (NULL != (ret_drive = cdio_check_mounts("/etc/fstab"))) + if (NULL != (ret_drive = check_mounts_linux("/etc/fstab"))) return ret_drive; /* Scan the system for CD-ROM drives. @@ -1032,7 +1073,7 @@ cdio_get_default_device_linux(void) if ( insert != NULL ) { *insert = j; } - if ( (exists=cdio_is_cdrom(drive, NULL)) > 0 ) { + if ( (exists=is_cdrom_linux(drive, NULL)) > 0 ) { return(strdup(drive)); } } @@ -1046,57 +1087,91 @@ cdio_get_default_device_linux(void) ones to set that up. */ CdIo * -cdio_open_linux (const char *orig_source_name) +cdio_open_linux (const char *psz_source_name) +{ + return cdio_open_am_linux(psz_source_name, NULL); +} + +/*! + Initialization routine. This is the only thing that doesn't + get called via a function pointer. In fact *we* are the + ones to set that up. + */ +CdIo * +cdio_open_am_linux (const char *psz_orig_source, const char *access_mode) { #ifdef HAVE_LINUX_CDROM CdIo *ret; _img_private_t *_data; - char *source_name; + char *psz_source; cdio_funcs _funcs = { - .eject_media = _cdio_eject_media, + .eject_media = eject_media_linux, .free = cdio_generic_free, - .get_arg = _cdio_get_arg, - .get_devices = cdio_get_devices_linux, + .get_arg = get_arg_linux, + .get_cdtext = get_cdtext_generic, .get_default_device = cdio_get_default_device_linux, - .get_first_track_num= _cdio_get_first_track_num, - .get_mcn = _cdio_get_mcn, - .get_num_tracks = _cdio_get_num_tracks, - .get_track_format = _cdio_get_track_format, - .get_track_green = _cdio_get_track_green, + .get_devices = cdio_get_devices_linux, + .get_discmode = get_discmode_linux, +#if USE_LINUX_CAP + .get_drive_cap = get_drive_cap_linux, +#else + .get_drive_cap = scsi_mmc_get_drive_cap_generic, +#endif + .get_first_track_num= get_first_track_num_generic, + .get_hwinfo = NULL, + .get_mcn = get_mcn_linux, + .get_num_tracks = get_num_tracks_generic, + .get_track_format = get_track_format_linux, + .get_track_green = get_track_green_linux, .get_track_lba = NULL, /* This could be implemented if need be. */ - .get_track_msf = _cdio_get_track_msf, + .get_track_msf = get_track_msf_linux, .lseek = cdio_generic_lseek, .read = cdio_generic_read, - .read_audio_sectors = _cdio_read_audio_sectors, - .read_mode1_sector = _cdio_read_mode1_sector, - .read_mode1_sectors = _cdio_read_mode1_sectors, - .read_mode2_sector = _cdio_read_mode2_sector, - .read_mode2_sectors = _cdio_read_mode2_sectors, - .set_arg = _cdio_set_arg, - .stat_size = _cdio_stat_size + .read_audio_sectors = _read_audio_sectors_linux, + .read_mode1_sector = _read_mode1_sector_linux, + .read_mode1_sectors = _read_mode1_sectors_linux, + .read_mode2_sector = _read_mode2_sector_linux, + .read_mode2_sectors = _read_mode2_sectors_linux, + .read_toc = read_toc_linux, + .run_scsi_mmc_cmd = run_scsi_cmd_linux, + .set_arg = set_arg_linux, + .stat_size = stat_size_linux }; _data = _cdio_malloc (sizeof (_img_private_t)); - _data->access_mode = _AM_READ_CD; + + _data->access_mode = str_to_access_mode_linux(access_mode); _data->gen.init = false; + _data->gen.toc_init = false; _data->gen.fd = -1; + _data->gen.b_cdtext_init = false; + _data->gen.b_cdtext_error = false; + + if (NULL == psz_orig_source) { + psz_source=cdio_get_default_device_linux(); + if (NULL == psz_source) return NULL; + set_arg_linux(_data, "source", psz_source); + free(psz_source); + } else { + if (cdio_is_device_generic(psz_orig_source)) + set_arg_linux(_data, "source", psz_orig_source); + else { + /* The below would be okay if all device drivers worked this way. */ +#if 0 + cdio_info ("source %s is not a device", psz_orig_source); +#endif + return NULL; + } + } - if (NULL == orig_source_name) { - source_name=cdio_get_default_device_linux(); - if (NULL == source_name) return NULL; - _cdio_set_arg(_data, "source", source_name); - free(source_name); - } else - _cdio_set_arg(_data, "source", orig_source_name); - - ret = cdio_new (_data, &_funcs); + ret = cdio_new ((void *)_data, &_funcs); if (ret == NULL) return NULL; - if (cdio_generic_init(_data)) + if (cdio_generic_init(_data)) { return ret; - else { + } else { cdio_generic_free (_data); return NULL; } @@ -1116,5 +1191,3 @@ cdio_have_linux (void) return false; #endif /* HAVE_LINUX_CDROM */ } - - |