[Qemu-devel] [6704] block: Introduce bdrv_get_encrypted_filename (Jan Kiszka)

[Qemu-devel] [6704] block: Introduce bdrv_get_encrypted_filename (Jan Kiszka)

[Anthony Liguori]

Revision: 6704
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6704
Author:   aliguori
Date:     2009-03-05 23:00:48 +0000 (Thu, 05 Mar 2009)
Log Message:
-----------
block: Introduce bdrv_get_encrypted_filename (Jan Kiszka)

Introduce bdrv_get_encrypted_filename service to allow more informative
password prompting.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

Modified Paths:
--------------
    trunk/block.c
    trunk/block.h

Modified: trunk/block.c
===================================================================
--- trunk/block.c	2009-03-05 23:00:43 UTC (rev 6703)
+++ trunk/block.c	2009-03-05 23:00:48 UTC (rev 6704)
@@ -1134,6 +1134,16 @@
     }
 }
 
+const char *bdrv_get_encrypted_filename(BlockDriverState *bs)
+{
+    if (bs->backing_hd && bs->backing_hd->encrypted)
+        return bs->backing_file;
+    else if (bs->encrypted)
+        return bs->filename;
+    else
+        return NULL;
+}
+
 void bdrv_get_backing_filename(BlockDriverState *bs,
                                char *filename, int filename_size)
 {

Modified: trunk/block.h
===================================================================
--- trunk/block.h	2009-03-05 23:00:43 UTC (rev 6703)
+++ trunk/block.h	2009-03-05 23:00:48 UTC (rev 6704)
@@ -152,6 +152,7 @@
                           const uint8_t *buf, int nb_sectors);
 int bdrv_get_info(BlockDriverState *bs, BlockDriverInfo *bdi);
 
+const char *bdrv_get_encrypted_filename(BlockDriverState *bs);
 void bdrv_get_backing_filename(BlockDriverState *bs,
                                char *filename, int filename_size);
 int bdrv_snapshot_create(BlockDriverState *bs,