From c62c8facd85060edbf844d11fbf384885c8e83ba Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Sat, 23 Sep 2006 08:51:27 +0000
Subject: [PATCH] Introduced new API function burn_drive_obtain_scsi_adr()

---
 trunk/libburn/drive.c   | 13 +++++++++++++
 trunk/libburn/libburn.h | 10 ++++++++++
 2 files changed, 23 insertions(+)

diff --git a/trunk/libburn/drive.c b/trunk/libburn/drive.c
index 45573817..ac9273f1 100644
--- a/trunk/libburn/drive.c
+++ b/trunk/libburn/drive.c
@@ -842,3 +842,16 @@ fprintf(stderr,"libburn experimental: Nothing found for %s \n",path);
 	return 0;
 }
 
+/* ts A60923 */
+/** Try to obtain host,channel,target,lun from path.
+    @return     1 = success , 0 = failure , -1 = severe error
+*/
+int burn_drive_obtain_scsi_adr(char *path, int *host_no, int *channel_no,
+			       int *target_no, int *lun_no)
+{
+	int ret;
+
+	ret = sg_obtain_scsi_adr(path, host_no, channel_no, target_no, lun_no);
+	return ret;
+}
+
diff --git a/trunk/libburn/libburn.h b/trunk/libburn/libburn.h
index 04b2167f..d80511d5 100644
--- a/trunk/libburn/libburn.h
+++ b/trunk/libburn/libburn.h
@@ -610,6 +610,16 @@ int burn_drive_convert_fs_adr(char *path, char adr[]);
 int burn_drive_convert_scsi_adr(int host_no, int channel_no, int target_no,
                                 int lun_no, char adr[]);
 
+/* ts A60923 */
+/** Try to obtain host,channel,target,lun from path. If there is an SCSI
+    address at all, then this call should succeed with a persistent
+    drive address obtained via burn_drive_get_adr(). It is also supposed to
+    succeed with any device file of a (possibly emulated) SCSI device.
+    @return     1 = success , 0 = failure , -1 = severe error
+*/
+int burn_drive_obtain_scsi_adr(char *path, int *host_no, int *channel_no,
+                               int *target_no, int *lun_no);
+
 
 /** Grab a drive. This must be done before the drive can be used (for reading,
     writing, etc).