More native work.

Implement save/restore of state, and add native APIs for
configuration information.

Change-Id: I2a3ddc2ba605db58d7c8b2b31b9215fb323f90b5
diff --git a/native/android/configuration.cpp b/native/android/configuration.cpp
new file mode 100644
index 0000000..d76164f
--- /dev/null
+++ b/native/android/configuration.cpp
@@ -0,0 +1,202 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+#define LOG_TAG "Configuration"
+#include <utils/Log.h>
+
+#include <utils/AssetManager.h>
+
+#include <android_runtime/android_content_res_Configuration.h>
+
+using namespace android;
+
+AConfiguration* AConfiguration_new() {
+    AConfiguration* config = new AConfiguration;
+    memset(config, 0, sizeof(AConfiguration));
+    return config;
+}
+
+void AConfiguration_delete(AConfiguration* config) {
+    delete config;
+}
+
+void AConfiguration_fromAssetManager(AConfiguration* out, AAssetManager* am) {
+    ((AssetManager*)am)->getConfiguration(out);
+}
+
+void AConfiguration_copy(AConfiguration* dest, AConfiguration* src) {
+    *dest = *src;
+}
+
+int32_t AConfiguration_getMcc(AConfiguration* config) {
+    return config->mcc;
+}
+
+int32_t AConfiguration_getMnc(AConfiguration* config) {
+    return config->mnc;
+}
+
+void AConfiguration_getLanguage(AConfiguration* config, char* outLanguage) {
+    outLanguage[0] = config->language[0];
+    outLanguage[1] = config->language[1];
+}
+
+void AConfiguration_getCountry(AConfiguration* config, char* outCountry) {
+    outCountry[0] = config->country[0];
+    outCountry[1] = config->country[1];
+}
+
+int32_t AConfiguration_getOrientation(AConfiguration* config) {
+    return config->orientation;
+}
+
+int32_t AConfiguration_getTouchscreen(AConfiguration* config) {
+    return config->touchscreen;
+}
+
+int32_t AConfiguration_getDensity(AConfiguration* config) {
+    return config->density;
+}
+
+int32_t AConfiguration_getKeyboard(AConfiguration* config) {
+    return config->keyboard;
+}
+
+int32_t AConfiguration_getNavigation(AConfiguration* config) {
+    return config->navigation;
+}
+
+int32_t AConfiguration_getKeysHidden(AConfiguration* config) {
+    return config->inputFlags&ResTable_config::MASK_KEYSHIDDEN;
+}
+
+int32_t AConfiguration_getNavHidden(AConfiguration* config) {
+    return (config->inputFlags&ResTable_config::MASK_NAVHIDDEN)
+            >> ResTable_config::SHIFT_NAVHIDDEN;
+}
+
+int32_t AConfiguration_getSdkVersion(AConfiguration* config) {
+    return config->sdkVersion;
+}
+
+int32_t AConfiguration_getScreenSize(AConfiguration* config) {
+    return config->screenLayout&ResTable_config::MASK_SCREENSIZE;
+}
+
+int32_t AConfiguration_getScreenLong(AConfiguration* config) {
+    return (config->screenLayout&ResTable_config::MASK_SCREENLONG)
+            >> ResTable_config::SHIFT_SCREENLONG;
+}
+
+int32_t AConfiguration_getUiModeType(AConfiguration* config) {
+    return config->uiMode&ResTable_config::MASK_UI_MODE_TYPE;
+}
+
+int32_t AConfiguration_getUiModeNight(AConfiguration* config) {
+    return (config->uiMode&ResTable_config::MASK_UI_MODE_NIGHT)
+            >> ResTable_config::SHIFT_UI_MODE_NIGHT;
+
+}
+
+// ----------------------------------------------------------------------
+
+void AConfiguration_setMcc(AConfiguration* config, int32_t mcc) {
+    config->mcc = mcc;
+}
+
+void AConfiguration_setMnc(AConfiguration* config, int32_t mnc) {
+    config->mnc = mnc;
+}
+
+void AConfiguration_setLanguage(AConfiguration* config, const char* language) {
+    config->language[0] = language[0];
+    config->language[1] = language[1];
+}
+
+void AConfiguration_setCountry(AConfiguration* config, const char* country) {
+    config->country[0] = country[0];
+    config->country[1] = country[1];
+}
+
+void AConfiguration_setOrientation(AConfiguration* config, int32_t orientation) {
+    config->orientation = orientation;
+}
+
+void AConfiguration_setTouchscreen(AConfiguration* config, int32_t touchscreen) {
+    config->touchscreen = touchscreen;
+}
+
+void AConfiguration_setDensity(AConfiguration* config, int32_t density) {
+    config->density = density;
+}
+
+void AConfiguration_setKeyboard(AConfiguration* config, int32_t keyboard) {
+    config->keyboard = keyboard;
+}
+
+void AConfiguration_setNavigation(AConfiguration* config, int32_t navigation) {
+    config->navigation = navigation;
+}
+
+void AConfiguration_setKeysHidden(AConfiguration* config, int32_t keysHidden) {
+    config->inputFlags = (config->inputFlags&~ResTable_config::MASK_KEYSHIDDEN)
+            | (keysHidden&ResTable_config::MASK_KEYSHIDDEN);
+}
+
+void AConfiguration_setNavHidden(AConfiguration* config, int32_t navHidden) {
+    config->inputFlags = (config->inputFlags&~ResTable_config::MASK_NAVHIDDEN)
+            | ((navHidden<<ResTable_config::SHIFT_NAVHIDDEN)&ResTable_config::MASK_NAVHIDDEN);
+}
+
+void AConfiguration_setSdkVersion(AConfiguration* config, int32_t sdkVersion) {
+    config->sdkVersion = sdkVersion;
+}
+
+void AConfiguration_setScreenSize(AConfiguration* config, int32_t screenSize) {
+    config->screenLayout = (config->screenLayout&~ResTable_config::MASK_SCREENSIZE)
+            | (screenSize&ResTable_config::MASK_SCREENSIZE);
+}
+
+void AConfiguration_setScreenLong(AConfiguration* config, int32_t screenLong) {
+    config->screenLayout = (config->screenLayout&~ResTable_config::MASK_SCREENLONG)
+            | ((screenLong<<ResTable_config::SHIFT_SCREENLONG)&ResTable_config::MASK_SCREENLONG);
+}
+
+void AConfiguration_setUiModeType(AConfiguration* config, int32_t uiModeType) {
+    config->uiMode = (config->uiMode&~ResTable_config::MASK_UI_MODE_TYPE)
+            | (uiModeType&ResTable_config::MASK_UI_MODE_TYPE);
+}
+
+void AConfiguration_setUiModeNight(AConfiguration* config, int32_t uiModeNight) {
+    config->uiMode = (config->uiMode&~ResTable_config::MASK_UI_MODE_NIGHT)
+            | ((uiModeNight<<ResTable_config::SHIFT_UI_MODE_NIGHT)&ResTable_config::MASK_UI_MODE_NIGHT);
+
+}
+
+// ----------------------------------------------------------------------
+
+int32_t AConfiguration_diff(AConfiguration* config1, AConfiguration* config2) {
+    return (config1->diff(*config2));
+}
+
+int32_t AConfiguration_match(AConfiguration* base, AConfiguration* requested) {
+    return base->match(*requested);
+}
+
+int32_t AConfiguration_isBetterThan(AConfiguration* base, AConfiguration* test,
+        AConfiguration* requested) {
+    return base->isBetterThan(*test, requested);
+}