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#ifdef __gnu_linux__
#include "ext13.h"
#include "m_pd.h"
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <linux/cdrom.h>
#include <errno.h>
#include <string.h>
/* -------------------------- cdplayer ------------------------------ */
static t_class *cdplayer_class;
typedef struct _cdplayer
{
t_object x_obj;
t_symbol* device;
} t_cdplayer;
static void *cdplayer_new()
{
char* devicename;
int fd;
t_cdplayer *x = (t_cdplayer *)pd_new(cdplayer_class);
outlet_new(&x->x_obj, &s_bang);
sprintf(devicename, "%s", "/dev/cdrom");
x->device = gensym(devicename);
/*
fd = open(x->device->s_name, O_RDONLY);
if (fd < 0){
post ("cdplayer: could not open %s",x->device->s_name);
} else close(fd);
*/
return (x);
}
static void cdplayer_play(t_cdplayer *x, t_floatarg f)
{
struct cdrom_tochdr header;
struct cdrom_ti index;
int cdrom;
int childpid;
int maxTrack;
int t = (int)f;
childpid = fork();
if (childpid < 0) {
error ("cdplayer: could not fork!");
}
if (!childpid){
cdrom = open(x->device->s_name,O_RDONLY); // Open device
if (cdrom > -1){
ioctl(cdrom,CDROMREADTOCHDR,(void *) &header); // Get start and end tracks
maxTrack = header.cdth_trk1;
if (t < 1){
post ("track number must be 0 or higher");
}
if (t > maxTrack){
post ("track number too high");
}
index.cdti_trk0=t; // Set first track
index.cdti_ind0=0; // Start of track
index.cdti_trk1=t; // Set final track
index.cdti_ind1=99; // End of track
ioctl(cdrom,CDROMPLAYTRKIND,(void *) &index); // Play the tracks
exit (0);
}else{
error ("cdplayer: could not open %s",x->device->s_name);
}
close (cdrom);
}
}
static void cdplayer_pause(t_cdplayer *x)
{
int cdrom;
int childpid;
childpid = fork();
if (childpid < 0) {
error ("cdplayer: could not fork!");
}
if (!childpid){
cdrom = open(x->device->s_name,O_RDONLY);
if (cdrom > -1){
ioctl(cdrom,CDROMPAUSE,0);
close (cdrom);
exit (0);
}else{
error ("cdplayer: could not open %s",x->device->s_name);
}
}
}
static void cdplayer_resume(t_cdplayer *x)
{
int cdrom;
int childpid;
childpid = fork();
if (childpid < 0) {
error ("cdplayer: could not fork!");
}
if (!childpid){
cdrom = open(x->device->s_name,O_RDONLY);
if (cdrom > -1){
ioctl(cdrom,CDROMRESUME,0);
close (cdrom);
exit (0);
}else{
error ("cdplayer: could not open %s",x->device->s_name);
}
}
}
static void cdplayer_stop(t_cdplayer *x)
{
int cdrom;
int childpid;
childpid = fork();
if (childpid < 0) {
error ("cdplayer: could not fork!");
}
if (!childpid){
cdrom = open(x->device->s_name,O_RDONLY);
if (cdrom > -1){
ioctl(cdrom,CDROMSTOP,0);
close (cdrom);
exit (0);
}else{
error ("cdplayer: could not open %s",x->device->s_name);
}
}
}
static void cdplayer_eject(t_cdplayer *x)
{
int cdrom;
int childpid;
childpid = fork();
if (childpid < 0) {
error ("cdplayer: could not fork!");
}
if (!childpid){
cdrom = open(x->device->s_name,O_RDONLY);
if (cdrom > -1){
ioctl(cdrom,CDROMEJECT,0);
close (cdrom);
exit (0);
}else{
error ("cdplayer: could not open %s",x->device->s_name);
}
}
}
static void cdplayer_float(t_cdplayer *x, t_float f)
{
cdplayer_play(x,f);
}
void cdplayer_setup(void)
{
cdplayer_class = class_new(gensym("cdplayer"), (t_newmethod)cdplayer_new, 0, sizeof(t_cdplayer), 0, 0);
class_addfloat(cdplayer_class, cdplayer_float);
class_addmethod(cdplayer_class, (t_method) cdplayer_play, gensym("play"), A_DEFFLOAT,0);
class_addmethod(cdplayer_class, (t_method) cdplayer_pause, gensym("pause"), 0);
class_addmethod(cdplayer_class, (t_method) cdplayer_resume, gensym("resume"), 0);
class_addmethod(cdplayer_class, (t_method) cdplayer_stop, gensym("stop"), 0);
class_addmethod(cdplayer_class, (t_method) cdplayer_eject, gensym("eject"), 0);
}
#endif
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