a5xelte: Add libbauthtzcommon shim

Change-Id: I35eacdf9ac2fece47afb1bfcacb8ae2114cae7c6

diff --git a/BoardConfig.mk b/BoardConfig.mk
index e3e6d7489ef914e025a6e235261c17678535454f..429542528b4ff21cde234c3a7ea4d66ad149eedc 100644 (file)
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -53,4 +53,5 @@ TARGET_KERNEL_CONFIG := lineageos_a5xelte_defconfig
 TARGET_LD_SHIM_LIBS += \
     /system/lib/libcamera_client.so|/vendor/lib/libcamera_client_shim.so \
     /system/lib/libstagefright.so|/vendor/lib/libstagefright_shim.so \
-    /system/lib/libexynoscamera.so|/vendor/lib/libexynoscamera_shim.so
+    /system/lib/libexynoscamera.so|/vendor/lib/libexynoscamera_shim.so \
+    /system/lib/libbauthserver.so|/system/lib/libbauthtzcommon_shim.so

diff --git a/device.mk b/device.mk
index ba67e525a349dd8db9009dcfaaf74cf54cec0b02..4d9a8d138a210d20e7ebb3dad465f6254444cded 100644 (file)
--- a/device.mk
+++ b/device.mk
@@ -44,6 +44,7 @@ PRODUCT_PACKAGES += \
 # Fingerprint
 PRODUCT_PACKAGES += \
     fingerprint.exynos5 \
+    libbauthtzcommon_shim \
     android.hardware.biometrics.fingerprint@2.1-impl \
     android.hardware.biometrics.fingerprint@2.1-service
 

diff --git a/shims/Android.mk b/shims/Android.mk
new file mode 100644 (file)
index 0000000..9c7eebe
--- /dev/null
+++ b/shims/Android.mk
@@ -0,0 +1,19 @@
+#
+# 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.
+#
+
+LOCAL_PATH := $(call my-dir)
+
+include $(call all-makefiles-under,$(LOCAL_PATH))

diff --git a/shims/libbauthtzcommon/Android.mk b/shims/libbauthtzcommon/Android.mk
new file mode 100644 (file)
index 0000000..10a2f24
--- /dev/null
+++ b/shims/libbauthtzcommon/Android.mk
@@ -0,0 +1,27 @@
+# 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.
+
+LOCAL_PATH := $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+    libbauthtzcommon.c
+
+LOCAL_SHARED_LIBRARIES := liblog
+
+LOCAL_MODULE := libbauthtzcommon_shim
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_CLASS := SHARED_LIBRARIES
+
+include $(BUILD_SHARED_LIBRARY)

diff --git a/shims/libbauthtzcommon/libbauthtzcommon.c b/shims/libbauthtzcommon/libbauthtzcommon.c
new file mode 100644 (file)
index 0000000..b1115b7
--- /dev/null
+++ b/shims/libbauthtzcommon/libbauthtzcommon.c
@@ -0,0 +1,32 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "libbauthtzcommon_shim"
+#define LOG_NDEBUG 0
+
+#include <cutils/log.h>
+
+int BAuth_Hat_OP(int arg0, int arg1, int arg2, int arg3, int arg4, int arg5)
+{
+    ALOGW("SHIM: hijacking %s!", __func__);
+
+    /*
+     * This function is supposed to pass the hardware authentication token
+     * (HAT) to the mobicore trustlet.
+     */
+
+    return 0;
+}