nexus: Add ListCmd to CommandListener

Signed-off-by: San Mehat <san@google.com>

nexus: Add InterfaceConfig and flesh out some more flow

Signed-off-by: San Mehat <san@google.com>
diff --git a/nexus/InterfaceConfig.cpp b/nexus/InterfaceConfig.cpp
new file mode 100644
index 0000000..89936f8
--- /dev/null
+++ b/nexus/InterfaceConfig.cpp
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <string.h>
+
+#define LOG_TAG "InterfaceConfig"
+#include <cutils/log.h>
+
+#include "InterfaceConfig.h"
+
+InterfaceConfig::InterfaceConfig(const char *name) {
+    mName = strdup(name);
+    mUseDhcp = true;
+}
+
+InterfaceConfig::~InterfaceConfig() {
+    free(mName);
+}
+
+InterfaceConfig::InterfaceConfig(const char *name, const char *ip, const char *nm,
+                    const char *gw, const char *dns1, const char *dns2,
+                    const char *dns3) {
+    mName = strdup(name);
+    mUseDhcp = false;
+
+    if (!inet_aton(ip, &mIp))
+        LOGW("Unable to parse ip (%s)", ip);
+    if (!inet_aton(nm, &mIp))
+        LOGW("Unable to parse netmask (%s)", nm);
+    if (!inet_aton(gw, &mIp))
+        LOGW("Unable to parse gateway (%s)", gw);
+    if (!inet_aton(dns1, &mIp))
+        LOGW("Unable to parse dns1 (%s)", dns1);
+    if (!inet_aton(dns2, &mIp))
+        LOGW("Unable to parse dns2 (%s)", dns2);
+    if (!inet_aton(dns3, &mIp))
+        LOGW("Unable to parse dns3 (%s)", dns3);
+}
+
+InterfaceConfig::InterfaceConfig(const char *name, const struct in_addr *ip,
+                    const struct in_addr *nm, const struct in_addr *gw,
+                    const struct in_addr *dns1, const struct in_addr *dns2,
+                    const struct in_addr *dns3) {
+    mName = strdup(name);
+    mUseDhcp = false;
+
+    memcpy(&mIp, ip, sizeof(struct in_addr));
+    memcpy(&mNetmask, nm, sizeof(struct in_addr));
+    memcpy(&mGateway, gw, sizeof(struct in_addr));
+    memcpy(&mDns1, dns1, sizeof(struct in_addr));
+    memcpy(&mDns2, dns2, sizeof(struct in_addr));
+    memcpy(&mDns3, dns3, sizeof(struct in_addr));
+}
+