[libvirt] [dbus PATCH 01/10] Implement NodeGetCellsFreeMemory method for Connect Interface

[Katerina Koukiou]

Signed-off-by: Katerina Koukiou <kkoukiou at redhat.com>
---
 data/org.libvirt.Connect.xml |  7 +++++++
 src/connect.c                | 39 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)

diff --git a/data/org.libvirt.Connect.xml b/data/org.libvirt.Connect.xml
index ee7bfdc..1502849 100644
--- a/data/org.libvirt.Connect.xml
+++ b/data/org.libvirt.Connect.xml
@@ -166,6 +166,13 @@
       <arg name="uuid" type="s" direction="in"/>
       <arg name="network" type="o" direction="out"/>
     </method>
+    <method name="NodeGetCellsFreeMemory">
+      <annotation name="org.gtk.GDBus.DocString"
+          value="See https://libvirt.org/html/libvirt-libvirt-host.html#virNodeGetCellsFreeMemory"/>
+      <arg name="startCell" type="i" direction="in"/>
+      <arg name="maxCells" type="i" direction="in"/>
+      <arg name="freeMems" type="at" direction="out"/>
+    </method>
     <signal name="DomainEvent">
       <annotation name="org.gtk.GDBus.DocString"
         value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectDomainEventCallback"/>
diff --git a/src/connect.c b/src/connect.c
index 5e577e4..78b438e 100644
--- a/src/connect.c
+++ b/src/connect.c
@@ -842,6 +842,44 @@ virtDBusConnectNetworkLookupByUUID(GVariant *inArgs,
     *outArgs = g_variant_new("(o)", path);
 }
 
+static void
+virtDBusConnectNodeGetCellsFreeMemory(GVariant *inArgs,
+                                      GUnixFDList *inFDs G_GNUC_UNUSED,
+                                      const gchar *objectPath G_GNUC_UNUSED,
+                                      gpointer userData,
+                                      GVariant **outArgs,
+                                      GUnixFDList **outFDs G_GNUC_UNUSED,
+                                      GError **error)
+{
+    virtDBusConnect *connect = userData;
+    gint startCell;
+    gint maxCells;
+    g_autofree guint64 *freeMems = NULL;
+    gint ret;
+    GVariantBuilder builder;
+    GVariant *res;
+
+    g_variant_get(inArgs, "(ii)", &startCell, &maxCells);
+
+    if (!virtDBusConnectOpen(connect, error))
+        return;
+
+    freeMems = g_new0(guint64, maxCells);
+
+    ret = virNodeGetCellsFreeMemory(connect->connection,
+                                    (unsigned long long *)freeMems,
+                                    startCell, maxCells);
+    if (ret < 0)
+        return virtDBusUtilSetLastVirtError(error);
+
+    g_variant_builder_init(&builder, G_VARIANT_TYPE("at"));
+    for (gint i = 0; i < ret; i++)
+        g_variant_builder_add(&builder, "t", freeMems[i]);
+    res = g_variant_builder_end(&builder);
+
+    *outArgs = g_variant_new_tuple(&res, 1);
+}
+
 static virtDBusGDBusPropertyTable virtDBusConnectPropertyTable[] = {
     { "Encrypted", virtDBusConnectGetEncrypted, NULL },
     { "Hostname", virtDBusConnectGetHostname, NULL },
@@ -873,6 +911,7 @@ static virtDBusGDBusMethodTable virtDBusConnectMethodTable[] = {
     { "NetworkDefineXML", virtDBusConnectNetworkDefineXML },
     { "NetworkLookupByName", virtDBusConnectNetworkLookupByName },
     { "NetworkLookupByUUID", virtDBusConnectNetworkLookupByUUID },
+    { "NodeGetCellsFreeMemory", virtDBusConnectNodeGetCellsFreeMemory },
     { 0 }
 };
 
-- 
2.15.0