From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39751) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1evTp2-0004GO-J6 for qemu-devel@nongnu.org; Mon, 12 Mar 2018 16:13:29 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1evTp1-000788-DL for qemu-devel@nongnu.org; Mon, 12 Mar 2018 16:13:28 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:41358 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1evTp1-00077s-8u for qemu-devel@nongnu.org; Mon, 12 Mar 2018 16:13:27 -0400 From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= Date: Mon, 12 Mar 2018 20:13:04 +0000 Message-Id: <20180312201305.16972-9-berrange@redhat.com> In-Reply-To: <20180312201305.16972-1-berrange@redhat.com> References: <20180312201305.16972-1-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL 8/9] char: refactor parsing of socket address information List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Gerd Hoffmann , Markus Armbruster , Eric Blake , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Paolo Bonzini , Peter Maydell From: "Daniel P. Berrange" To prepare for handling more address types, refactor the parsing of socket address information to make it more robust and extensible. Reviewed-by: Eric Blake Reviewed-by: Marc-Andr=C3=A9 Lureau Signed-off-by: Daniel P. Berrange --- chardev/char-socket.c | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) diff --git a/chardev/char-socket.c b/chardev/char-socket.c index 1a371b91ac..a916ef4012 100644 --- a/chardev/char-socket.c +++ b/chardev/char-socket.c @@ -1012,21 +1012,25 @@ static void qemu_chr_parse_socket(QemuOpts *opts,= ChardevBackend *backend, SocketAddressLegacy *addr; ChardevSocket *sock; =20 + if ((!!path + !!host) !=3D 1) { + error_setg(errp, + "Exactly one of 'path' or 'host' required"); + return; + } + backend->type =3D CHARDEV_BACKEND_KIND_SOCKET; - if (!path) { - if (!host) { - error_setg(errp, "chardev: socket: no host given"); + if (path) { + if (tls_creds) { + error_setg(errp, "TLS can only be used over TCP socket"); return; } + } else if (host) { if (!port) { error_setg(errp, "chardev: socket: no port given"); return; } } else { - if (tls_creds) { - error_setg(errp, "TLS can only be used over TCP socket"); - return; - } + g_assert_not_reached(); } =20 sock =3D backend->u.socket.data =3D g_new0(ChardevSocket, 1); @@ -1052,7 +1056,7 @@ static void qemu_chr_parse_socket(QemuOpts *opts, C= hardevBackend *backend, addr->type =3D SOCKET_ADDRESS_LEGACY_KIND_UNIX; q_unix =3D addr->u.q_unix.data =3D g_new0(UnixSocketAddress, 1); q_unix->path =3D g_strdup(path); - } else { + } else if (host) { addr->type =3D SOCKET_ADDRESS_LEGACY_KIND_INET; addr->u.inet.data =3D g_new(InetSocketAddress, 1); *addr->u.inet.data =3D (InetSocketAddress) { @@ -1065,6 +1069,8 @@ static void qemu_chr_parse_socket(QemuOpts *opts, C= hardevBackend *backend, .has_ipv6 =3D qemu_opt_get(opts, "ipv6"), .ipv6 =3D qemu_opt_get_bool(opts, "ipv6", 0), }; + } else { + g_assert_not_reached(); } sock->addr =3D addr; } --=20 2.14.3