wifi: create interface before running hostapd vts

Adding to support creating interface in hostapd vts.

Bug: 230008250
Test: 1. setprop ro.vendor.wifi.sap.interface swlan0
2. vts-tradefed run commandAndExit vts
--skip-all-system-status-check --primary-abi-only
--skip-preconditions --module VtsHalWifiHostapdV1_2Target
-l INFO

Change-Id: I483671cb01b68bc6f5ac4840c61b10f4c31f10e4
diff --git a/wifi/1.4/vts/functional/Android.bp b/wifi/1.4/vts/functional/Android.bp
index c1618a4..d6496d2 100644
--- a/wifi/1.4/vts/functional/Android.bp
+++ b/wifi/1.4/vts/functional/Android.bp
@@ -35,6 +35,27 @@
     ],
 }
 
+cc_library_static {
+    name: "VtsHalWifiV1_4TargetTestUtil",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: [
+        "wifi_hidl_test_utils_1_4.cpp",
+    ],
+    export_include_dirs: [
+        ".",
+    ],
+    shared_libs: [
+        "libnativehelper",
+    ],
+    static_libs: [
+        "VtsHalWifiV1_0TargetTestUtil",
+        "android.hardware.wifi@1.0",
+        "android.hardware.wifi@1.3",
+        "android.hardware.wifi@1.4",
+        "libwifi-system-iface",
+    ],
+}
+
 // SoftAP-specific tests, similar to VtsHalWifiApV1_0TargetTest.
 cc_test {
     name: "VtsHalWifiApV1_4TargetTest",
diff --git a/wifi/1.4/vts/functional/wifi_hidl_test_utils_1_4.cpp b/wifi/1.4/vts/functional/wifi_hidl_test_utils_1_4.cpp
new file mode 100644
index 0000000..02e8320
--- /dev/null
+++ b/wifi/1.4/vts/functional/wifi_hidl_test_utils_1_4.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2022 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 <VtsHalHidlTargetCallbackBase.h>
+#include <android-base/logging.h>
+
+#undef NAN  // NAN is defined in bionic/libc/include/math.h:38
+
+#include <android/hardware/wifi/1.4/IWifi.h>
+#include <android/hardware/wifi/1.4/IWifiApIface.h>
+#include <android/hardware/wifi/1.4/IWifiChip.h>
+#include <gtest/gtest.h>
+#include <hidl/GtestPrinter.h>
+#include <hidl/ServiceManagement.h>
+
+#include "wifi_hidl_call_util.h"
+#include "wifi_hidl_test_utils.h"
+
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::wifi::V1_0::ChipModeId;
+using ::android::hardware::wifi::V1_0::IfaceType;
+using ::android::hardware::wifi::V1_4::IWifiApIface;
+using ::android::hardware::wifi::V1_4::IWifiChip;
+
+sp<IWifiChip> getWifiChip_1_4(const std::string& instance_name) {
+    return IWifiChip::castFrom(getWifiChip(instance_name));
+}
+
+sp<IWifiApIface> getWifiApIface_1_4(const std::string& instance_name) {
+    LOG(INFO) << "getWifiApIface_1_4";
+    ChipModeId mode_id;
+    sp<IWifiChip> wifi_chip_ = getWifiChip_1_4(instance_name);
+    configureChipToSupportIfaceType(wifi_chip_, IfaceType::AP, &mode_id);
+    const auto& status_and_iface = HIDL_INVOKE(wifi_chip_, createApIface);
+    LOG(INFO) << "getWifiApIface_1_4 done to status_and_iface";
+    return IWifiApIface::castFrom(status_and_iface.second);
+}
diff --git a/wifi/1.4/vts/functional/wifi_hidl_test_utils_1_4.h b/wifi/1.4/vts/functional/wifi_hidl_test_utils_1_4.h
new file mode 100644
index 0000000..ca7b57a
--- /dev/null
+++ b/wifi/1.4/vts/functional/wifi_hidl_test_utils_1_4.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+
+#pragma once
+
+#include <android/hardware/wifi/1.4/IWifi.h>
+#include <android/hardware/wifi/1.4/IWifiApIface.h>
+#include <android/hardware/wifi/1.4/IWifiChip.h>
+
+#include <getopt.h>
+
+#include <VtsHalHidlTargetTestEnvBase.h>
+// Helper functions to obtain references to the various HIDL interface objects.
+// Note: We only have a single instance of each of these objects currently.
+// These helper functions should be modified to return vectors if we support
+// multiple instances.
+android::sp<android::hardware::wifi::V1_4::IWifiChip> getWifiChip_1_4(
+    const std::string& instance_name);
+android::sp<android::hardware::wifi::V1_4::IWifiApIface> getWifiApIface_1_4(
+    const std::string& instance_name);