From bb6fb7c0857aeda7982ac14460328edf3c29cfc8 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 24 Jun 2013 08:39:54 +0200
Subject: [PATCH] qemu-char: add -chardev mux support
Allow to explicitly create mux chardevs on the command line,
like you can using QMP.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
qemu-char.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/qemu-char.c b/qemu-char.c
index 392de29a91..c097ca16d1 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3115,6 +3115,19 @@ static void qemu_chr_parse_memory(QemuOpts *opts, ChardevBackend *backend,
}
}
+static void qemu_chr_parse_mux(QemuOpts *opts, ChardevBackend *backend,
+ Error **errp)
+{
+ const char *chardev = qemu_opt_get(opts, "chardev");
+
+ if (chardev == NULL) {
+ error_setg(errp, "chardev: mux: no chardev given");
+ return;
+ }
+ backend->mux = g_new0(ChardevMux, 1);
+ backend->mux->chardev = g_strdup(chardev);
+}
+
typedef struct CharDriver {
const char *name;
/* old, pre qapi */
@@ -3481,6 +3494,9 @@ QemuOptsList qemu_chardev_opts = {
},{
.name = "size",
.type = QEMU_OPT_SIZE,
+ },{
+ .name = "chardev",
+ .type = QEMU_OPT_STRING,
},
{ /* end of list */ }
},
@@ -3771,6 +3787,8 @@ static void register_types(void)
register_char_driver_qapi("console", CHARDEV_BACKEND_KIND_CONSOLE, NULL);
register_char_driver_qapi("pipe", CHARDEV_BACKEND_KIND_PIPE,
qemu_chr_parse_pipe);
+ register_char_driver_qapi("mux", CHARDEV_BACKEND_KIND_MUX,
+ qemu_chr_parse_mux);
}
type_init(register_types);
--
2.49.0