block/raw-posix: bdrv_parse_filename() for cdrom

The "host_cdrom" protocol drivers should strip the "host_cdrom:" prefix
from filenames if present.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Max Reitz 2014-03-08 00:39:43 +01:00 committed by Stefan Hajnoczi
parent d3f4984583
commit 18fa1c42a3
1 changed files with 15 additions and 0 deletions

View File

@ -1983,7 +1983,20 @@ static BlockDriver bdrv_host_floppy = {
.bdrv_media_changed = floppy_media_changed,
.bdrv_eject = floppy_eject,
};
#endif
#if defined(__linux__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
static void cdrom_parse_filename(const char *filename, QDict *options,
Error **errp)
{
/* The prefix is optional, just as for "file". */
strstart(filename, "host_cdrom:", &filename);
qdict_put_obj(options, "filename", QOBJECT(qstring_from_str(filename)));
}
#endif
#ifdef __linux__
static int cdrom_open(BlockDriverState *bs, QDict *options, int flags,
Error **errp)
{
@ -2070,6 +2083,7 @@ static BlockDriver bdrv_host_cdrom = {
.instance_size = sizeof(BDRVRawState),
.bdrv_needs_filename = true,
.bdrv_probe_device = cdrom_probe_device,
.bdrv_parse_filename = cdrom_parse_filename,
.bdrv_file_open = cdrom_open,
.bdrv_close = raw_close,
.bdrv_reopen_prepare = raw_reopen_prepare,
@ -2200,6 +2214,7 @@ static BlockDriver bdrv_host_cdrom = {
.instance_size = sizeof(BDRVRawState),
.bdrv_needs_filename = true,
.bdrv_probe_device = cdrom_probe_device,
.bdrv_parse_filename = cdrom_parse_filename,
.bdrv_file_open = cdrom_open,
.bdrv_close = raw_close,
.bdrv_reopen_prepare = raw_reopen_prepare,