suzuran: Add libinit module

* To set correct device model.

Change-Id: I326b46c595b8053127464877c368ad6f140f771e

BoardConfig.mk

@@ -54,5 +54,8 @@ WIFI_BUS := SDIO
 # FDroid
 WITH_FDROID := true
 
+# Init
+TARGET_INIT_VENDOR_LIB := libinit_suzuran
+
 # Inherit from the proprietary version
 -include vendor/sony/suzuran/BoardConfigVendor.mk

init_suzuran/Android.bp

+//
+// Copyright (C) 2019 The LineageOS 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.
+//
+
+cc_library_static {
+    name: "libinit_suzuran",
+    recovery_available: true,
+    srcs: ["init_suzuran.cpp"],
+    include_dirs: [
+        "system/core/init",
+        "external/selinux/libselinux/include",
+        "external/libcap/libcap/include"
+    ],
+    shared_libs: ["libbase"],
+}

init_suzuran/init_suzuran.cpp

+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * Copyright (C) 2014 The CyanogenMod Project
+ * Copyright (C) 2017 The LineageOS 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 <stdlib.h>
+
+#include <android-base/logging.h>
+
+#include <fcntl.h>
+#include <fstream>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string>
+#include <unistd.h>
+#include <sys/stat.h>
+#define _REALLY_INCLUDE_SYS__SYSTEM_PROPERTIES_H_
+#include <sys/_system_properties.h>
+#include <sys/types.h>
+
+#include "vendor_init.h"
+#include "property_service.h"
+#include "util.h"
+
+using android::init::ImportKernelCmdline;
+
+constexpr auto LTALABEL_PATH = "/dev/block/platform/soc.0/f9824900.sdhci/by-name/LTALabel";
+
+void property_override(char const prop[], char const value[], bool add = true)
+{
+    auto pi = (prop_info *) __system_property_find(prop);
+
+    if (pi != nullptr) {
+        __system_property_update(pi, value, strlen(value));
+    } else if (add) {
+        __system_property_add(prop, strlen(prop), value, strlen(value));
+    }
+}
+
+void property_override_dual(char const system_prop[], char const vendor_prop[], char const value[])
+{
+    property_override(system_prop, value);
+    property_override(vendor_prop, value);
+}
+
+void property_override_triple(char const product_prop[], char const system_prop[], char const vendor_prop[], char const value[])
+{
+    property_override(product_prop, value);
+    property_override(system_prop, value);
+    property_override(vendor_prop, value);
+}
+
+static void import_kernel_nv(const std::string& key,
+        const std::string& value, bool for_emulator __attribute__((unused)))
+{
+    if (key.empty()) return;
+
+    if (std::ifstream file = std::ifstream(LTALABEL_PATH, std::ios::binary)) {
+        std::string str((std::istreambuf_iterator<char>(file)), std::istreambuf_iterator<char>());
+        size_t offset = str.find("Model: ");
+
+        if (offset != std::string::npos) {
+            std::string model = str.substr(offset + strlen("Model: "), 5);
+            property_override("ro.semc.product.model", model.c_str());
+            property_override_triple("ro.product.model", "ro.product.system.model", "ro.product.vendor.model", model.c_str());
+            property_override_triple("ro.product.name", "ro.product.system.name", "ro.product.vendor.name", model.c_str());
+        }
+    }
+
+    if (key == "oemandroidboot.phoneid") {
+        // Dual Sim variant contains two IMEIs separated by comma.
+        if ((count(value.begin(), value.end(),',')) > 0) {
+            property_override("persist.multisim.config", "dsds");
+            property_override("persist.radio.multisim.config", "dsds");
+            property_override("ro.telephony.default_network", "9,1");
+        } else {
+            property_override("ro.telephony.default_network", "9");
+        }
+    }
+}
+
+void vendor_load_properties()
+{
+    ImportKernelCmdline([&](const std::string& key, const std::string& value) {
+        import_kernel_nv(key, value, false);
+    });
+}