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[PULL,3/7] qom: Implement qom-list HMP command

Message ID 1426604892-19293-4-git-send-email-afaerber@suse.de
State New
Headers show

Commit Message

Andreas Färber March 17, 2015, 3:08 p.m. UTC 
Implement it as a wrapper for QMP qom-list, but mimic the behavior of
scripts/qmp/qom-list in making the path argument optional and listing
the root if absent, to hint users what kind of path to pass.

Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 hmp-commands.hx | 13 +++++++++++++
 hmp.c           | 26 ++++++++++++++++++++++++++
 hmp.h           |  1 +
 3 files changed, 40 insertions(+)
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Patch

diff --git a/hmp-commands.hx b/hmp-commands.hx
index 9c1e849..527fa2d 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1674,6 +1674,19 @@  Add CPU with id @var{id}
 ETEXI
 
     {
+        .name       = "qom-list",
+        .args_type  = "path:s?",
+        .params     = "path",
+        .help       = "list QOM properties",
+        .mhandler.cmd  = hmp_qom_list,
+    },
+
+STEXI
+@item qom-list [@var{path}]
+Print QOM properties of object at location @var{path}
+ETEXI
+
+    {
         .name       = "info",
         .args_type  = "item:s?",
         .params     = "[subcommand]",
diff --git a/hmp.c b/hmp.c
index f6cde86..92decae 100644
--- a/hmp.c
+++ b/hmp.c
@@ -1866,3 +1866,29 @@  void hmp_info_memory_devices(Monitor *mon, const QDict *qdict)
 
     qapi_free_MemoryDeviceInfoList(info_list);
 }
+
+void hmp_qom_list(Monitor *mon, const QDict *qdict)
+{
+    const char *path = qdict_get_try_str(qdict, "path");
+    ObjectPropertyInfoList *list;
+    Error *err = NULL;
+
+    if (path == NULL) {
+        monitor_printf(mon, "/\n");
+        return;
+    }
+
+    list = qmp_qom_list(path, &err);
+    if (err == NULL) {
+        ObjectPropertyInfoList *start = list;
+        while (list != NULL) {
+            ObjectPropertyInfo *value = list->value;
+
+            monitor_printf(mon, "%s (%s)\n",
+                           value->name, value->type);
+            list = list->next;
+        }
+        qapi_free_ObjectPropertyInfoList(start);
+    }
+    hmp_handle_error(mon, &err);
+}
diff --git a/hmp.h b/hmp.h
index 371f8d4..c5676e2 100644
--- a/hmp.h
+++ b/hmp.h
@@ -96,6 +96,7 @@  void hmp_object_add(Monitor *mon, const QDict *qdict);
 void hmp_object_del(Monitor *mon, const QDict *qdict);
 void hmp_info_memdev(Monitor *mon, const QDict *qdict);
 void hmp_info_memory_devices(Monitor *mon, const QDict *qdict);
+void hmp_qom_list(Monitor *mon, const QDict *qdict);
 void object_add_completion(ReadLineState *rs, int nb_args, const char *str);
 void object_del_completion(ReadLineState *rs, int nb_args, const char *str);
 void device_add_completion(ReadLineState *rs, int nb_args, const char *str);