[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v3] qmp: expose list of supported character device b
From: |
Martin Kletzander |
Subject: |
[Qemu-devel] [PATCH v3] qmp: expose list of supported character device backends |
Date: |
Sat, 1 Feb 2014 12:52:42 +0100 |
Introduce 'query-chardev-backends' QMP command which lists all
supported character device backends.
Signed-off-by: Martin Kletzander <address@hidden>
---
v3:
- Omit commas at the end of list in JSON
v2:
- Version changed from "1.8.0" to "2.0"
qapi-schema.json | 22 ++++++++++++++++++++++
qemu-char.c | 19 +++++++++++++++++++
qmp-commands.hx | 41 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 82 insertions(+)
diff --git a/qapi-schema.json b/qapi-schema.json
index 05ced9d..ebd278a 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -437,6 +437,28 @@
{ 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
##
+# @ChardevBackendInfo:
+#
+# Information about a character device backend
+#
+# @name: The backend name
+#
+# Since: 2.0
+##
+{ 'type': 'ChardevBackendInfo', 'data': {'name': 'str'} }
+
+##
+# @query-chardev-backends:
+#
+# Returns information about character device backends.
+#
+# Returns: a list of @ChardevBackendInfo
+#
+# Since: 2.0
+##
+{ 'command': 'query-chardev-backends', 'returns': ['ChardevBackendInfo'] }
+
+##
# @DataFormat:
#
# An enumeration of data format.
diff --git a/qemu-char.c b/qemu-char.c
index 30c5a6a..c88f1c4 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3432,6 +3432,25 @@ ChardevInfoList *qmp_query_chardev(Error **errp)
return chr_list;
}
+ChardevBackendInfoList *qmp_query_chardev_backends(Error **errp)
+{
+ ChardevBackendInfoList *backend_list = NULL;
+ CharDriver *c = NULL;
+ GSList *i = NULL;
+
+ for (i = backends; i; i = i->next) {
+ ChardevBackendInfoList *info = g_malloc0(sizeof(*info));
+ c = i->data;
+ info->value = g_malloc0(sizeof(*info->value));
+ info->value->name = g_strdup(c->name);
+
+ info->next = backend_list;
+ backend_list = info;
+ }
+
+ return backend_list;
+}
+
CharDriverState *qemu_chr_find(const char *name)
{
CharDriverState *chr;
diff --git a/qmp-commands.hx b/qmp-commands.hx
index cce6b81..8a0e832 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -1924,6 +1924,47 @@ EQMP
},
SQMP
+query-chardev-backends
+-------------
+
+List available character device backends.
+
+Each backend is represented by a json-object, the returned value is a
json-array
+of all backends.
+
+Each json-object contains:
+
+- "name": backend name (json-string)
+
+Example:
+
+-> { "execute": "query-chardev-backends" }
+<- {
+ "return":[
+ {
+ "name":"udp"
+ },
+ {
+ "name":"tcp"
+ },
+ {
+ "name":"unix"
+ },
+ {
+ "name":"spiceport"
+ }
+ ]
+ }
+
+EQMP
+
+ {
+ .name = "query-chardev-backends",
+ .args_type = "",
+ .mhandler.cmd_new = qmp_marshal_input_query_chardev_backends,
+ },
+
+SQMP
query-block
-----------
--
1.8.5.3
- [Qemu-devel] [PATCH v3] qmp: expose list of supported character device backends,
Martin Kletzander <=
Re: [Qemu-devel] [PATCH v3] qmp: expose list of supported character device backends, Luiz Capitulino, 2014/02/11