1 files changed, 49 insertions, 0 deletions
diff --git a/libinit/libinit_variant.cpp b/libinit/libinit_variant.cpp
new file mode 100644
index 0000000..99babbf
--- /dev/null
+++ b/libinit/libinit_variant.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2022 The LineageOS Project
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <android-base/logging.h>
+#include <android-base/properties.h>
+#include <libinit_utils.h>
+
+#include <libinit_variant.h>
+
+using android::base::GetProperty;
+
+
+#define HWC_PROP "ro.boot.hwc"
+#define MODEL_PROP "ro.boot.board_id"
+#define SKU_PROP "ro.boot.product.hardware.sku"
+
+void search_variant(const std::vector<variant_info_t> variants) {
+    std::string hwc_value = GetProperty(HWC_PROP, "");
+    std::string model_value = GetProperty(MODEL_PROP, "");
+
+    for (const auto& variant : variants) {
+        if ((variant.hwc_value == "" || variant.hwc_value == hwc_value) &&
+            (variant.model_value == "" || variant.model_value == model_value)) {
+            set_variant_props(variant);
+            break;
+        }
+    }
+}
+
+void set_variant_props(const variant_info_t variant) {
+    set_ro_build_prop("brand", variant.brand, true);
+    set_ro_build_prop("device", variant.device, true);
+    set_ro_build_prop("marketname", variant.marketname, true);
+    set_ro_build_prop("model", variant.model, true);
+    set_ro_build_prop("name", variant.name, true);
+
+    if (access("/system/bin/recovery", F_OK) != 0) {
+        set_ro_build_prop("fingerprint", variant.build_fingerprint);
+        property_override("ro.bootimage.build.fingerprint", variant.build_fingerprint);
+
+        property_override("ro.build.description", fingerprint_to_description(variant.build_fingerprint));
+    }
+
+    if (variant.nfc)
+        property_override(SKU_PROP, "nfc");
+}