$NetBSD: patch-ci,v 1.11 2018/09/27 15:29:06 triaxx Exp $

Support for MacOS.

--- interface/interface.c.orig	2008-09-11 10:43:52.000000000 +0000
+++ interface/interface.c
@@ -35,6 +35,10 @@ int cdda_close(cdrom_drive *d){
 
     _clean_messages(d);
     if(d->cdda_device_name)free(d->cdda_device_name);
+#if !defined(__FreeBSD__)
+#if defined(__APPLE__) && defined(__MACH__)
+    if(d->fd != -1) close(d->fd);
+#else
     if(d->ioctl_device_name)free(d->ioctl_device_name);
     if(d->drive_model)free(d->drive_model);
     if(d->cdda_fd!=-1)close(d->cdda_fd);
@@ -43,6 +47,19 @@ int cdda_close(cdrom_drive *d){
       if(d->private->sg_hd)free(d->private->sg_hd);
       free(d->private);
     }
+#endif
+#else
+    if(d->drive_model)
+	  free(d->drive_model);
+    if(d->ccb)
+	  cam_freeccb(d->ccb);
+    if(d->dev)
+	  cam_close_device(d->dev);
+    if(d->private->sg_buffer)
+	  free(d->private->sg_buffer);
+    if(d->ioctl_fd != -1)
+	  close(d->ioctl_fd);
+#endif
 
     free(d);
   }
@@ -55,22 +72,32 @@ int cdda_open(cdrom_drive *d){
   if(d->opened)return(0);
 
   switch(d->interface){
+#if defined(__APPLE__) && defined(__MACH__)
+  case OSX_IOKIT:
+    if((ret=osx_open_device(d)))
+      return ret;
+    break;
+#elif defined(__sun)
+#else
   case SGIO_SCSI_BUGGY1:  
   case SGIO_SCSI:  
   case GENERIC_SCSI:  
     if((ret=scsi_init_drive(d)))
       return(ret);
     break;
+#if !defined(__NetBSD__) && !defined(__sun)
   case COOKED_IOCTL:  
     if((ret=cooked_init_drive(d)))
       return(ret);
     break;
+#endif
 #ifdef CDDA_TEST
   case TEST_INTERFACE:  
     if((ret=test_init_drive(d)))
       return(ret);
     break;
 #endif
+#endif
   default:
     cderror(d,"100: Interface not supported\n");
     return(-100);
@@ -113,7 +140,7 @@ long cdda_read_timed(cdrom_drive *d, voi
     if(sectors>0){
       sectors=d->read_audio(d,buffer,beginsector,sectors);
 
-      if(sectors>0){
+      if(sectors>0 && buffer != NULL){
 	/* byteswap? */
 	if(d->bigendianp==-1) /* not determined yet */
 	  d->bigendianp=data_bigendianp(d);
@@ -127,7 +154,9 @@ long cdda_read_timed(cdrom_drive *d, voi
 	}
       }	
     }
-    if(ms)*ms=d->private->last_milliseconds;
+    if(ms) {
+      *ms = (d->private == NULL) ? 0 : d->private->last_milliseconds;
+    }
     return(sectors);
   }