From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40587) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bpLtt-0004f3-Fe for qemu-devel@nongnu.org; Wed, 28 Sep 2016 16:56:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bpLts-0006kD-Jh for qemu-devel@nongnu.org; Wed, 28 Sep 2016 16:56:21 -0400 From: Max Reitz Date: Wed, 28 Sep 2016 22:55:53 +0200 Message-Id: <20160928205602.17275-4-mreitz@redhat.com> In-Reply-To: <20160928205602.17275-1-mreitz@redhat.com> References: <20160928205602.17275-1-mreitz@redhat.com> Subject: [Qemu-devel] [PATCH v4 03/12] block/nbd: Default port in nbd_refresh_filename() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, Max Reitz , Kevin Wolf , Eric Blake , Paolo Bonzini , Markus Armbruster Instead of not emitting the port in nbd_refresh_filename(), just set it to the default if the user did not specify it. This makes the logic a bit simpler. Signed-off-by: Max Reitz --- block/nbd.c | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/block/nbd.c b/block/nbd.c index eaca33c..c77a969 100644 --- a/block/nbd.c +++ b/block/nbd.c @@ -444,6 +444,7 @@ static void nbd_refresh_filename(BlockDriverState *bs, QDict *options) { BDRVNBDState *s = bs->opaque; QDict *opts = qdict_new(); + const char *port = s->port ?: stringify(NBD_DEFAULT_PORT); qdict_put_obj(opts, "driver", QOBJECT(qstring_from_str("nbd"))); @@ -453,27 +454,19 @@ static void nbd_refresh_filename(BlockDriverState *bs, QDict *options) } else if (s->path && !s->export) { snprintf(bs->exact_filename, sizeof(bs->exact_filename), "nbd+unix://?socket=%s", s->path); - } else if (!s->path && s->export && s->port) { + } else if (!s->path && s->export) { snprintf(bs->exact_filename, sizeof(bs->exact_filename), - "nbd://%s:%s/%s", s->host, s->port, s->export); - } else if (!s->path && s->export && !s->port) { + "nbd://%s:%s/%s", s->host, port, s->export); + } else if (!s->path && !s->export) { snprintf(bs->exact_filename, sizeof(bs->exact_filename), - "nbd://%s/%s", s->host, s->export); - } else if (!s->path && !s->export && s->port) { - snprintf(bs->exact_filename, sizeof(bs->exact_filename), - "nbd://%s:%s", s->host, s->port); - } else if (!s->path && !s->export && !s->port) { - snprintf(bs->exact_filename, sizeof(bs->exact_filename), - "nbd://%s", s->host); + "nbd://%s:%s", s->host, port); } if (s->path) { qdict_put_obj(opts, "path", QOBJECT(qstring_from_str(s->path))); - } else if (s->port) { - qdict_put_obj(opts, "host", QOBJECT(qstring_from_str(s->host))); - qdict_put_obj(opts, "port", QOBJECT(qstring_from_str(s->port))); } else { qdict_put_obj(opts, "host", QOBJECT(qstring_from_str(s->host))); + qdict_put_obj(opts, "port", QOBJECT(qstring_from_str(port))); } if (s->export) { qdict_put_obj(opts, "export", QOBJECT(qstring_from_str(s->export))); -- 2.10.0