--- applets/cdplayer/cdrom-freebsd.c.orig Thu Oct 15 04:04:38 1998 +++ applets/cdplayer/cdrom-freebsd.c Thu Oct 15 04:18:21 1998 @@ -0,0 +1,297 @@ +#include +#include +#include +#include + +#include +#include +#include "cdrom-interface.h" + + +#define ASSIGN_MSF(dest, src) \ +{ \ + (dest).minute = (src).minute; \ + (dest).second = (src).second; \ + (dest).frame = (src).frame; \ +} + +int +cdrom_play(cdrom_device_t cdp, int start, int stop) +{ + struct ioc_play_track ti; + + ti.start_track = start; + ti.start_index = 1; + ti.end_track = stop; + ti.end_index = 1; + if(ioctl(cdp->device, CDIOCPLAYTRACKS, &ti) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + return DISC_NO_ERROR; +} + +int +cdrom_play_msf(cdrom_device_t cdp, cdrom_msf_t * start) +{ + struct ioc_play_msf msf; + + if (cdrom_read_track_info(cdp) == DISC_IO_ERROR) + return DISC_IO_ERROR; + msf.start_m = start->minute; + msf.start_s = start->second; + msf.start_f = start->frame; + + msf.end_m = cdp->track_info[cdp->nr_track].address.minute; + msf.end_s = cdp->track_info[cdp->nr_track].address.second; + msf.end_f = cdp->track_info[cdp->nr_track].address.frame; + + if (ioctl(cdp->device, CDIOCPLAYMSF, &msf) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + return DISC_NO_ERROR; +} + +int +cdrom_pause(cdrom_device_t cdp) +{ + if (ioctl(cdp->device, CDIOCPAUSE, 0) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + return DISC_NO_ERROR; +} + +int +cdrom_resume(cdrom_device_t cdp) +{ + if (ioctl(cdp->device, CDIOCRESUME, 0) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + return DISC_NO_ERROR; +} + +int +cdrom_stop(cdrom_device_t cdp) +{ + if (ioctl(cdp->device, CDIOCSTOP, 0) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + return DISC_NO_ERROR; +} + +int +cdrom_read_track_info(cdrom_device_t cdp) +{ + struct ioc_toc_header hdr; + struct ioc_read_toc_entry toc; + struct cd_toc_entry tocentry; + + int i, j, nr_track; + + if (ioctl(cdp->device, CDIOREADTOCHEADER, &hdr) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + cdp->track0 = hdr.starting_track; + cdp->track1 = hdr.ending_track; + nr_track = hdr.ending_track - hdr.starting_track + 1; + if (nr_track <= 0) + return DISC_IO_ERROR; + + if(nr_track != cdp->nr_track) { + if (cdp->track_info) + g_free(cdp->track_info); + cdp->nr_track = nr_track; + cdp->track_info = g_malloc((cdp->nr_track + 1) * sizeof(track_info_t)); + } + for (i = 0, j = cdp->track0; i < cdp->nr_track; i++, j++) { + toc.starting_track = j; + toc.address_format = CD_MSF_FORMAT; + + if (ioctl(cdp->device, CDIOREADTOCENTRY, &toc) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + cdp->track_info[i].track = j; + cdp->track_info[i].audio_track = tocentry.control != + 0 ? 1 : 0; + ASSIGN_MSF(cdp->track_info[i].address, tocentry.addr.msf); + } + +#if 0 +#define LEADOUT = 0xaa + toc.starting_track = LEADOUT; + toc.address_format = CD_MSF_FORMAT; + if (ioctl(cdp->device, CDROMREADTOENTRY, &toc) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } +#endif + cdp->track_info[i].track = j; + cdp->track_info[i].audio_track = 0; + ASSIGN_MSF(cdp->track_info[i].address, tocentry.addr.msf); + + return DISC_NO_ERROR; +} + +int +cdrom_get_status(cdrom_device_t cdp, cdrom_device_status_t * stat) +{ + struct ioc_read_subchannel sc; + struct cd_sub_channel_info scd; + + sc.address_format = CD_MSF_FORMAT; + if (ioctl(cdp->device, CDIOCREADSUBCHANNEL, &sc) == -1) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + switch (scd.header.audio_status) { + case CD_AS_PLAY_IN_PROGRESS: + stat->audio_status = DISC_PLAY; + break; + case CD_AS_PLAY_PAUSED: + stat->audio_status = DISC_PAUSED; + break; + case CD_AS_PLAY_COMPLETED: + stat->audio_status = DISC_COMPLETED; + break; + case CD_AS_AUDIO_INVALID: + case CD_AS_PLAY_ERROR: + case CD_AS_NO_STATUS: + stat->audio_status = DISC_STOP; + break; + default: + stat->audio_status = DISC_ERROR; + } + stat->track = scd.what.position.track_number; + ASSIGN_MSF(stat->relative_address, scd.what.position.reladdr.msf); + ASSIGN_MSF(stat->absolute_address, scd.what.position.absaddr.msf); + return DISC_NO_ERROR; +} + +cdrom_device_t +cdrom_open(char *device, int *errcode) +{ + cdrom_device_t cdp; + + cdp = g_malloc(sizeof(struct cdrom_device)); + + cdp->device = open(device, O_RDONLY); + if (cdp->device == -1) { + *errcode = errno; + g_free(cdp); + return NULL; + } + cdp->nr_track = 0; + cdp->track_info = NULL; + return cdp; +} + +void +cdrom_close(cdrom_device_t cdp) +{ + if (cdp->nr_track) + g_free(cdp->track_info); + close(cdp->device); + g_free(cdp); +} + +int +cdrom_eject(cdrom_device_t cdp) +{ + if (ioctl(cdp->device, CDIOCEJECT, 0) == -1 ) { + cdp->my_errno = errno; + return DISC_IO_ERROR; + } + return DISC_NO_ERROR; +} + +int +cdrom_next(cdrom_device_t cdp) +{ + cdrom_device_status_t stat; + int track; + + if ((cdrom_read_track_info(cdp) == DISC_IO_ERROR) || + (cdrom_get_status(cdp, &stat) == DISC_IO_ERROR)) + return DISC_IO_ERROR; + track = stat.track + 1; + return cdrom_play(cdp, track, cdp->track1); +} + +int +cdrom_prev(cdrom_device_t cdp) +{ + cdrom_device_status_t stat; + int track; + + if ((cdrom_read_track_info(cdp) == DISC_IO_ERROR) || + (cdrom_get_status(cdp, &stat) == DISC_IO_ERROR)) + return DISC_IO_ERROR; + track = stat.track - 1; + return cdrom_play(cdp, track, cdp->track1); +} + +int +cdrom_rewind(cdrom_device_t cdp) +{ + cdrom_device_status_t stat; + int track; + + if ((cdrom_read_track_info(cdp) == DISC_IO_ERROR) || + (cdrom_get_status(cdp, &stat) == DISC_IO_ERROR)) + return DISC_IO_ERROR; + if (stat.absolute_address.second != 0) + stat.absolute_address.second--; + else { + stat.absolute_address.second = 0; + if (stat.absolute_address.minute > 0) + stat.absolute_address.minute--; + } + stat.absolute_address.frame = 0; + return cdrom_play_msf(cdp, &stat.absolute_address); +} + +int +cdrom_ff(cdrom_device_t cdp) +{ + cdrom_device_status_t stat; + int track; + + if ((cdrom_read_track_info(cdp) == DISC_IO_ERROR) || + (cdrom_get_status(cdp, &stat) == DISC_IO_ERROR)) + return DISC_IO_ERROR; + stat.absolute_address.second++; + if (stat.absolute_address.second >= 60) { + stat.absolute_address.minute++; + stat.absolute_address.second = 0; + } + stat.absolute_address.frame = 0; + return cdrom_play_msf(cdp, &stat.absolute_address); +} + +int +cdrom_track_length(cdrom_device_t cdp, int track, cdrom_msf_t * length) +{ + int index, s1, s2, i; + + if ((track < cdp->track0) || (track > cdp->track1)) + return DISC_INDEX_OUT_OF_RANGE; + index = track - cdp->track0; + + s1 = cdp->track_info[index + 1].address.second; + s2 = cdp->track_info[index].address.second; + length->second = s1 = s1 - s2; + if (s1 < 0) { + i = 1; + length->second = s1 + 60; + } else + i = 0; + + length->minute = cdp->track_info[index + 1].address.minute - + cdp->track_info[index].address.minute - i; +}