land: Releasetool extension to remove fp blobs

board/releasetools.mk

@@ -0,0 +1,2 @@
+# Releasetools
+TARGET_RELEASETOOLS_EXTENSIONS := device/xiaomi/land

configs/check_features.sh

@@ -0,0 +1,27 @@
+#!/sbin/sh
+board_id="";
+for e in $(cat /proc/cmdline);
+do
+    tmp=$(echo $e | grep "board_id" > /dev/null);
+    if [ "0" == "$?" ]; then
+        board_id=$(echo $e |cut -d":" -f0 |cut -d"=" -f2);
+    fi
+done
+
+if [ "$board_id" = "S88537AC1" ]; || [ "$board_id" = "S88537EC1"]; then
+    # Redmi 3S Don't have FP
+    rm /firmware/image/fpc*
+    rm /firmware/image/goodix*
+    rm /system/bin/fingerprintd
+    rm /system/bin/gx_fpcmd
+    rm /system/bin/gx_fpd
+    rm /system/etc/permissions/android.hardware.fingerprint.xml
+    rm /system/lib/hw/fingerprint.msm8937.so
+    rm /system/lib/libcom_fingerprints_service.so
+    rm /system/lib64/hw/fingerprint.msm8937.so
+    rm /system/lib64/hw/fingerprint.goodix.so
+    rm /system/lib64/hw/gxfingerprint.default.so
+    rm /system/lib64/libcom_fingerprints_service.so
+    rm /system/lib64/libfp_client.so
+    rm /system/lib64/libfpservice.so
+fi

product/fingerprint.mk

@@ -5,3 +5,7 @@ PRODUCT_PACKAGES += \
 # Permissions
 PRODUCT_COPY_FILES += \
     frameworks/native/data/etc/android.hardware.fingerprint.xml:system/etc/permissions/android.hardware.fingerprint.xml
+
+# Non-fp patch
+PRODUCT_COPY_FILES += \
+    $(LOCAL_PATH)/configs/check_features.sh:install/bin/check_features.sh

releasetools.py

@@ -0,0 +1,29 @@
+# Copyright (C) 2016 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.
+
+
+def IncrementalOTA_InstallEnd(info):
+  ReplaceDeviceConfig(info)
+
+def FullOTA_InstallEnd(info):
+  ReplaceDeviceConfig(info)
+
+def ReplaceDeviceConfig(info):
+  info.script.Mount("/firmware")
+  info.script.Mount("/system")
+  info.script.AppendExtra('ui_print("Checking FP support");')
+  info.script.AppendExtra('run_program("/sbin/sh", "/tmp/install/bin/check_features.sh");')
+  info.script.Unmount("/firmware")
+  info.script.Unmount("/system")

rootdir/init.qcom.rc

@@ -595,7 +595,7 @@ service poweroffhandler /system/bin/poweroffhandler
 service fingerprintd /system/bin/fingerprintd
     class late_start
     socket fpce stream 0666 system system
-    user  system
+    user system
     group system sdcard_rw
     disabled