diff --git a/avbImpl/src/avbVerifier/cpp/main.cpp b/avbImpl/src/avbVerifier/cpp/main.cpp
index a0a924c..901745f 100644
--- a/avbImpl/src/avbVerifier/cpp/main.cpp
+++ b/avbImpl/src/avbVerifier/cpp/main.cpp
@@ -1,9 +1,16 @@
-/*
- * main.cpp
- * Copyright (C) 2020 yu <yu@X.local>
- *
- * Distributed under terms of the MIT license.
- */
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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 <cstdio>
 #include <iostream>
diff --git a/avbImpl/src/avbx/cpp/CfigAvbOps.cpp b/avbImpl/src/avbx/cpp/CfigAvbOps.cpp
index 5669a06..a1d4c1d 100644
--- a/avbImpl/src/avbx/cpp/CfigAvbOps.cpp
+++ b/avbImpl/src/avbx/cpp/CfigAvbOps.cpp
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 //
 // Created by yu on 8/30/19.
 //
diff --git a/avbImpl/src/avbx/cpp/helper.cpp b/avbImpl/src/avbx/cpp/helper.cpp
index 9568215..bb67d1e 100644
--- a/avbImpl/src/avbx/cpp/helper.cpp
+++ b/avbImpl/src/avbx/cpp/helper.cpp
@@ -1,9 +1,16 @@
-/*
- * helper.cpp
- * Copyright (C) 2020 yu <yu@X.local>
- *
- * Distributed under terms of the MIT license.
- */
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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 "helper.hpp"
 #include <sstream>
diff --git a/avbImpl/src/avbx/headers/CfigAvbOps.h b/avbImpl/src/avbx/headers/CfigAvbOps.h
index 9189dea..315a7b9 100644
--- a/avbImpl/src/avbx/headers/CfigAvbOps.h
+++ b/avbImpl/src/avbx/headers/CfigAvbOps.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2021 yuyezhong@gmail.com
+ *
+ * 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.
+ */
+
 //
 // Created by yu on 8/30/19.
 //
diff --git a/avbImpl/src/avbx/headers/helper.hpp b/avbImpl/src/avbx/headers/helper.hpp
index a7d8bdd..c0fafe0 100644
--- a/avbImpl/src/avbx/headers/helper.hpp
+++ b/avbImpl/src/avbx/headers/helper.hpp
@@ -1,9 +1,16 @@
-/*
- * helper.h
- * Copyright (C) 2020 yu <yu@X.local>
- *
- * Distributed under terms of the MIT license.
- */
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
 
 #ifndef HELPER_H
 #define HELPER_H
diff --git a/bbootimg/build.gradle.kts b/bbootimg/build.gradle.kts
index 14f49fd..417e656 100644
--- a/bbootimg/build.gradle.kts
+++ b/bbootimg/build.gradle.kts
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
diff --git a/bbootimg/src/main/kotlin/EnvironmentVerifier.kt b/bbootimg/src/main/kotlin/EnvironmentVerifier.kt
index 4dc7bfe..8715c6c 100644
--- a/bbootimg/src/main/kotlin/EnvironmentVerifier.kt
+++ b/bbootimg/src/main/kotlin/EnvironmentVerifier.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig
 
 import org.apache.commons.exec.CommandLine
diff --git a/bbootimg/src/main/kotlin/avb/AVBInfo.kt b/bbootimg/src/main/kotlin/avb/AVBInfo.kt
index 4a75b3e..08bfdad 100644
--- a/bbootimg/src/main/kotlin/avb/AVBInfo.kt
+++ b/bbootimg/src/main/kotlin/avb/AVBInfo.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb
 
 import avb.blob.AuthBlob
diff --git a/bbootimg/src/main/kotlin/avb/Avb.kt b/bbootimg/src/main/kotlin/avb/Avb.kt
index 5414e71..6488c96 100644
--- a/bbootimg/src/main/kotlin/avb/Avb.kt
+++ b/bbootimg/src/main/kotlin/avb/Avb.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig
 
 import avb.AVBInfo
diff --git a/bbootimg/src/main/kotlin/avb/alg/Algorithm.kt b/bbootimg/src/main/kotlin/avb/alg/Algorithm.kt
index 33dd92a..03308ff 100644
--- a/bbootimg/src/main/kotlin/avb/alg/Algorithm.kt
+++ b/bbootimg/src/main/kotlin/avb/alg/Algorithm.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.alg
 
 data class Algorithm(
diff --git a/bbootimg/src/main/kotlin/avb/alg/Algorithms.kt b/bbootimg/src/main/kotlin/avb/alg/Algorithms.kt
index dfff847..7fbeac6 100644
--- a/bbootimg/src/main/kotlin/avb/alg/Algorithms.kt
+++ b/bbootimg/src/main/kotlin/avb/alg/Algorithms.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.alg
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/avb/blob/AuthBlob.kt b/bbootimg/src/main/kotlin/avb/blob/AuthBlob.kt
index 87e6c1d..a388561 100644
--- a/bbootimg/src/main/kotlin/avb/blob/AuthBlob.kt
+++ b/bbootimg/src/main/kotlin/avb/blob/AuthBlob.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.blob
 
 import avb.alg.Algorithms
diff --git a/bbootimg/src/main/kotlin/avb/blob/AuxBlob.kt b/bbootimg/src/main/kotlin/avb/blob/AuxBlob.kt
index fde02eb..0001205 100644
--- a/bbootimg/src/main/kotlin/avb/blob/AuxBlob.kt
+++ b/bbootimg/src/main/kotlin/avb/blob/AuxBlob.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.blob
 
 import avb.alg.Algorithm
diff --git a/bbootimg/src/main/kotlin/avb/blob/Footer.kt b/bbootimg/src/main/kotlin/avb/blob/Footer.kt
index 6a1a525..eed3a72 100644
--- a/bbootimg/src/main/kotlin/avb/blob/Footer.kt
+++ b/bbootimg/src/main/kotlin/avb/blob/Footer.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.blob
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/avb/blob/Header.kt b/bbootimg/src/main/kotlin/avb/blob/Header.kt
index d025d5b..b3c549c 100644
--- a/bbootimg/src/main/kotlin/avb/blob/Header.kt
+++ b/bbootimg/src/main/kotlin/avb/blob/Header.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.blob
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/avb/desc/ChainPartitionDescriptor.kt b/bbootimg/src/main/kotlin/avb/desc/ChainPartitionDescriptor.kt
index 4866a64..8bfe48a 100644
--- a/bbootimg/src/main/kotlin/avb/desc/ChainPartitionDescriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/ChainPartitionDescriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/avb/desc/Descriptor.kt b/bbootimg/src/main/kotlin/avb/desc/Descriptor.kt
index e31dc02..8751b0d 100644
--- a/bbootimg/src/main/kotlin/avb/desc/Descriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/Descriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 @OptIn(ExperimentalUnsignedTypes::class)
diff --git a/bbootimg/src/main/kotlin/avb/desc/HashDescriptor.kt b/bbootimg/src/main/kotlin/avb/desc/HashDescriptor.kt
index 9b5f63d..1bc3ca4 100644
--- a/bbootimg/src/main/kotlin/avb/desc/HashDescriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/HashDescriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import avb.blob.Header
diff --git a/bbootimg/src/main/kotlin/avb/desc/HashTreeDescriptor.kt b/bbootimg/src/main/kotlin/avb/desc/HashTreeDescriptor.kt
index ff554b6..c052bab 100644
--- a/bbootimg/src/main/kotlin/avb/desc/HashTreeDescriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/HashTreeDescriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import avb.blob.Header
diff --git a/bbootimg/src/main/kotlin/avb/desc/KernelCmdlineDescriptor.kt b/bbootimg/src/main/kotlin/avb/desc/KernelCmdlineDescriptor.kt
index 4d4fb4a..738ecf4 100644
--- a/bbootimg/src/main/kotlin/avb/desc/KernelCmdlineDescriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/KernelCmdlineDescriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/main/kotlin/avb/desc/PropertyDescriptor.kt b/bbootimg/src/main/kotlin/avb/desc/PropertyDescriptor.kt
index c34da6d..1686449 100644
--- a/bbootimg/src/main/kotlin/avb/desc/PropertyDescriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/PropertyDescriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/main/kotlin/avb/desc/UnknownDescriptor.kt b/bbootimg/src/main/kotlin/avb/desc/UnknownDescriptor.kt
index 0447609..f066847 100644
--- a/bbootimg/src/main/kotlin/avb/desc/UnknownDescriptor.kt
+++ b/bbootimg/src/main/kotlin/avb/desc/UnknownDescriptor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/main/kotlin/bootimg/Common.kt b/bbootimg/src/main/kotlin/bootimg/Common.kt
index 8a158aa..76cfa2b 100644
--- a/bbootimg/src/main/kotlin/bootimg/Common.kt
+++ b/bbootimg/src/main/kotlin/bootimg/Common.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg
 
 import cfig.EnvironmentVerifier
diff --git a/bbootimg/src/main/kotlin/bootimg/Signer.kt b/bbootimg/src/main/kotlin/bootimg/Signer.kt
index f3500f9..86c9505 100644
--- a/bbootimg/src/main/kotlin/bootimg/Signer.kt
+++ b/bbootimg/src/main/kotlin/bootimg/Signer.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg
 
 import avb.AVBInfo
diff --git a/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt b/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt
index bc1706e..df00f53 100644
--- a/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt
+++ b/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.cpio
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpioEntry.kt b/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpioEntry.kt
index 8455d73..0afbd5b 100644
--- a/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpioEntry.kt
+++ b/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpioEntry.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.cpio
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/main/kotlin/bootimg/cpio/NewAsciiCpio.kt b/bbootimg/src/main/kotlin/bootimg/cpio/NewAsciiCpio.kt
index 20f8658..55e57e4 100644
--- a/bbootimg/src/main/kotlin/bootimg/cpio/NewAsciiCpio.kt
+++ b/bbootimg/src/main/kotlin/bootimg/cpio/NewAsciiCpio.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.cpio
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/bootimg/v2/BootHeaderV2.kt b/bbootimg/src/main/kotlin/bootimg/v2/BootHeaderV2.kt
index b194c38..edc068c 100644
--- a/bbootimg/src/main/kotlin/bootimg/v2/BootHeaderV2.kt
+++ b/bbootimg/src/main/kotlin/bootimg/v2/BootHeaderV2.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.v2
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/main/kotlin/bootimg/v2/BootV2.kt b/bbootimg/src/main/kotlin/bootimg/v2/BootV2.kt
index 509ed6b..0bd326e 100644
--- a/bbootimg/src/main/kotlin/bootimg/v2/BootV2.kt
+++ b/bbootimg/src/main/kotlin/bootimg/v2/BootV2.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.v2
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/bootimg/v3/BootHeaderV3.kt b/bbootimg/src/main/kotlin/bootimg/v3/BootHeaderV3.kt
index 4cabbee..001a394 100644
--- a/bbootimg/src/main/kotlin/bootimg/v3/BootHeaderV3.kt
+++ b/bbootimg/src/main/kotlin/bootimg/v3/BootHeaderV3.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.v3
 
 import cfig.bootimg.Common
diff --git a/bbootimg/src/main/kotlin/bootimg/v3/BootV3.kt b/bbootimg/src/main/kotlin/bootimg/v3/BootV3.kt
index 357aa24..7e47feb 100644
--- a/bbootimg/src/main/kotlin/bootimg/v3/BootV3.kt
+++ b/bbootimg/src/main/kotlin/bootimg/v3/BootV3.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.v3
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/bootimg/v3/VendorBoot.kt b/bbootimg/src/main/kotlin/bootimg/v3/VendorBoot.kt
index b8d9e9c..94ea75b 100644
--- a/bbootimg/src/main/kotlin/bootimg/v3/VendorBoot.kt
+++ b/bbootimg/src/main/kotlin/bootimg/v3/VendorBoot.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.v3
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/bootimg/v3/VendorBootHeader.kt b/bbootimg/src/main/kotlin/bootimg/v3/VendorBootHeader.kt
index 90dae45..4312369 100644
--- a/bbootimg/src/main/kotlin/bootimg/v3/VendorBootHeader.kt
+++ b/bbootimg/src/main/kotlin/bootimg/v3/VendorBootHeader.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootimg.v3
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/bootloader_message/BootControl.kt b/bbootimg/src/main/kotlin/bootloader_message/BootControl.kt
index 9b9d0e1..6985fa4 100644
--- a/bbootimg/src/main/kotlin/bootloader_message/BootControl.kt
+++ b/bbootimg/src/main/kotlin/bootloader_message/BootControl.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootloader_message
 
 class BootControl {
diff --git a/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsg.kt b/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsg.kt
index 70c728b..2f62cc3 100644
--- a/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsg.kt
+++ b/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsg.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootloader_message
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsgAB.kt b/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsgAB.kt
index b176bff..df5c427 100644
--- a/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsgAB.kt
+++ b/bbootimg/src/main/kotlin/bootloader_message/BootloaderMsgAB.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootloader_message
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/bootloader_message/VirtualABMsg.kt b/bbootimg/src/main/kotlin/bootloader_message/VirtualABMsg.kt
index 6e739af..21d1bd8 100644
--- a/bbootimg/src/main/kotlin/bootloader_message/VirtualABMsg.kt
+++ b/bbootimg/src/main/kotlin/bootloader_message/VirtualABMsg.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.bootloader_message
 
 import cfig.io.Struct3
diff --git a/bbootimg/src/main/kotlin/dtb_util/DTC.kt b/bbootimg/src/main/kotlin/dtb_util/DTC.kt
index 7a05d12..65f40b6 100644
--- a/bbootimg/src/main/kotlin/dtb_util/DTC.kt
+++ b/bbootimg/src/main/kotlin/dtb_util/DTC.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.dtb_util
 
 import org.apache.commons.exec.CommandLine
diff --git a/bbootimg/src/main/kotlin/init/Reboot.kt b/bbootimg/src/main/kotlin/init/Reboot.kt
index 7001931..bbed6fb 100644
--- a/bbootimg/src/main/kotlin/init/Reboot.kt
+++ b/bbootimg/src/main/kotlin/init/Reboot.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.init
 
 import cfig.bootloader_message.BootloaderMsg
diff --git a/bbootimg/src/main/kotlin/kernel_util/KernelExtractor.kt b/bbootimg/src/main/kotlin/kernel_util/KernelExtractor.kt
index e1bb47b..f4eab1d 100644
--- a/bbootimg/src/main/kotlin/kernel_util/KernelExtractor.kt
+++ b/bbootimg/src/main/kotlin/kernel_util/KernelExtractor.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.kernel_util
 
 import cfig.EnvironmentVerifier
diff --git a/bbootimg/src/main/kotlin/packable/BootImgParser.kt b/bbootimg/src/main/kotlin/packable/BootImgParser.kt
index 19c951c..9d62f85 100644
--- a/bbootimg/src/main/kotlin/packable/BootImgParser.kt
+++ b/bbootimg/src/main/kotlin/packable/BootImgParser.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.packable
 
 import avb.blob.Footer
diff --git a/bbootimg/src/main/kotlin/packable/DtboParser.kt b/bbootimg/src/main/kotlin/packable/DtboParser.kt
index 217ff6c..8480375 100644
--- a/bbootimg/src/main/kotlin/packable/DtboParser.kt
+++ b/bbootimg/src/main/kotlin/packable/DtboParser.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.packable
 
 import avb.blob.Footer
diff --git a/bbootimg/src/main/kotlin/packable/IPackable.kt b/bbootimg/src/main/kotlin/packable/IPackable.kt
index b84a349..4c57ff3 100644
--- a/bbootimg/src/main/kotlin/packable/IPackable.kt
+++ b/bbootimg/src/main/kotlin/packable/IPackable.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.packable
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/packable/PackableLauncher.kt b/bbootimg/src/main/kotlin/packable/PackableLauncher.kt
index 5851073..9cbcc80 100644
--- a/bbootimg/src/main/kotlin/packable/PackableLauncher.kt
+++ b/bbootimg/src/main/kotlin/packable/PackableLauncher.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.packable
 
 import cfig.sparse_util.SparseImgParser
diff --git a/bbootimg/src/main/kotlin/packable/VBMetaParser.kt b/bbootimg/src/main/kotlin/packable/VBMetaParser.kt
index 2cc8fe7..c2d7864 100644
--- a/bbootimg/src/main/kotlin/packable/VBMetaParser.kt
+++ b/bbootimg/src/main/kotlin/packable/VBMetaParser.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.packable
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/packable/VendorBootParser.kt b/bbootimg/src/main/kotlin/packable/VendorBootParser.kt
index 1ef8daf..495de6e 100644
--- a/bbootimg/src/main/kotlin/packable/VendorBootParser.kt
+++ b/bbootimg/src/main/kotlin/packable/VendorBootParser.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.packable
 
 import cfig.Avb
diff --git a/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt b/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt
index 767b6fb..b11e3d4 100644
--- a/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt
+++ b/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.sparse_util
 
 import cfig.EnvironmentVerifier
diff --git a/bbootimg/src/test/kotlin/AvbTest.kt b/bbootimg/src/test/kotlin/AvbTest.kt
index 7919f93..b97c7c4 100644
--- a/bbootimg/src/test/kotlin/AvbTest.kt
+++ b/bbootimg/src/test/kotlin/AvbTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import avb.desc.UnknownDescriptor
 import avb.desc.HashDescriptor
 import org.apache.commons.codec.binary.Hex
diff --git a/bbootimg/src/test/kotlin/CVEtest.kt b/bbootimg/src/test/kotlin/CVEtest.kt
index 6a064ff..3f18ede 100644
--- a/bbootimg/src/test/kotlin/CVEtest.kt
+++ b/bbootimg/src/test/kotlin/CVEtest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import org.junit.Test
 import java.math.BigInteger
 import java.util.concurrent.Callable
diff --git a/bbootimg/src/test/kotlin/EnvironmentVerifierTest.kt b/bbootimg/src/test/kotlin/EnvironmentVerifierTest.kt
index 05e14d5..9fba771 100644
--- a/bbootimg/src/test/kotlin/EnvironmentVerifierTest.kt
+++ b/bbootimg/src/test/kotlin/EnvironmentVerifierTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import cfig.EnvironmentVerifier
 import org.junit.Test
 
diff --git a/bbootimg/src/test/kotlin/KeyUtilTest.kt b/bbootimg/src/test/kotlin/KeyUtilTest.kt
index d32c548..5e513ee 100644
--- a/bbootimg/src/test/kotlin/KeyUtilTest.kt
+++ b/bbootimg/src/test/kotlin/KeyUtilTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import avb.alg.Algorithms
 import cfig.helper.Helper
 import cfig.helper.KeyHelper
diff --git a/bbootimg/src/test/kotlin/ReadTest.kt b/bbootimg/src/test/kotlin/ReadTest.kt
index b833528..e3a507a 100644
--- a/bbootimg/src/test/kotlin/ReadTest.kt
+++ b/bbootimg/src/test/kotlin/ReadTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import org.junit.Test
 import java.io.File
 import java.util.regex.Matcher
diff --git a/bbootimg/src/test/kotlin/avb/BlobTest.kt b/bbootimg/src/test/kotlin/avb/BlobTest.kt
index 3740a7a..3343f08 100644
--- a/bbootimg/src/test/kotlin/avb/BlobTest.kt
+++ b/bbootimg/src/test/kotlin/avb/BlobTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb
 
 import avb.alg.Algorithms
diff --git a/bbootimg/src/test/kotlin/avb/FooterTest.kt b/bbootimg/src/test/kotlin/avb/FooterTest.kt
index e884637..d417ec4 100644
--- a/bbootimg/src/test/kotlin/avb/FooterTest.kt
+++ b/bbootimg/src/test/kotlin/avb/FooterTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb
 
 import avb.blob.Footer
diff --git a/bbootimg/src/test/kotlin/avb/HeaderTest.kt b/bbootimg/src/test/kotlin/avb/HeaderTest.kt
index ee28ed6..7cd0e03 100644
--- a/bbootimg/src/test/kotlin/avb/HeaderTest.kt
+++ b/bbootimg/src/test/kotlin/avb/HeaderTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb
 
 import avb.blob.Header
diff --git a/bbootimg/src/test/kotlin/avb/alg/AlgorithmTest.kt b/bbootimg/src/test/kotlin/avb/alg/AlgorithmTest.kt
index 060d0f6..99d448b 100644
--- a/bbootimg/src/test/kotlin/avb/alg/AlgorithmTest.kt
+++ b/bbootimg/src/test/kotlin/avb/alg/AlgorithmTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.alg
 
 import org.junit.Test
diff --git a/bbootimg/src/test/kotlin/avb/alg/AlgorithmsTest.kt b/bbootimg/src/test/kotlin/avb/alg/AlgorithmsTest.kt
index 2fcf2b2..68c6797 100644
--- a/bbootimg/src/test/kotlin/avb/alg/AlgorithmsTest.kt
+++ b/bbootimg/src/test/kotlin/avb/alg/AlgorithmsTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.alg
 
 import cfig.helper.Helper
diff --git a/bbootimg/src/test/kotlin/avb/desc/HashDescriptorTest.kt b/bbootimg/src/test/kotlin/avb/desc/HashDescriptorTest.kt
index 63f2604..db1a497 100644
--- a/bbootimg/src/test/kotlin/avb/desc/HashDescriptorTest.kt
+++ b/bbootimg/src/test/kotlin/avb/desc/HashDescriptorTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import org.apache.commons.codec.binary.Hex
diff --git a/bbootimg/src/test/kotlin/avb/desc/HashTreeDescriptorTest.kt b/bbootimg/src/test/kotlin/avb/desc/HashTreeDescriptorTest.kt
index 70fa27a..026062f 100644
--- a/bbootimg/src/test/kotlin/avb/desc/HashTreeDescriptorTest.kt
+++ b/bbootimg/src/test/kotlin/avb/desc/HashTreeDescriptorTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import cfig.helper.KeyHelper2
diff --git a/bbootimg/src/test/kotlin/avb/desc/KernelCmdlineDescriptorTest.kt b/bbootimg/src/test/kotlin/avb/desc/KernelCmdlineDescriptorTest.kt
index 703f7e6..7188d2d 100644
--- a/bbootimg/src/test/kotlin/avb/desc/KernelCmdlineDescriptorTest.kt
+++ b/bbootimg/src/test/kotlin/avb/desc/KernelCmdlineDescriptorTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import org.apache.commons.codec.binary.Hex
diff --git a/bbootimg/src/test/kotlin/avb/desc/UnknownDescriptorTest.kt b/bbootimg/src/test/kotlin/avb/desc/UnknownDescriptorTest.kt
index 660de11..287cf9a 100644
--- a/bbootimg/src/test/kotlin/avb/desc/UnknownDescriptorTest.kt
+++ b/bbootimg/src/test/kotlin/avb/desc/UnknownDescriptorTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package avb.desc
 
 import org.apache.commons.codec.binary.Hex
diff --git a/bbootimg/src/test/kotlin/bootimg/AndroidCpioEntryTest.kt b/bbootimg/src/test/kotlin/bootimg/AndroidCpioEntryTest.kt
index ac3cb80..d01b645 100644
--- a/bbootimg/src/test/kotlin/bootimg/AndroidCpioEntryTest.kt
+++ b/bbootimg/src/test/kotlin/bootimg/AndroidCpioEntryTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package bootimg
 
 import cfig.bootimg.cpio.AndroidCpio
diff --git a/bbootimg/src/test/kotlin/bootloader_message/BootloaderMsgTest.kt b/bbootimg/src/test/kotlin/bootloader_message/BootloaderMsgTest.kt
index ec2b55f..cd7969e 100644
--- a/bbootimg/src/test/kotlin/bootloader_message/BootloaderMsgTest.kt
+++ b/bbootimg/src/test/kotlin/bootloader_message/BootloaderMsgTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package bootloader_message
 
 import cfig.bootimg.Common.Companion.deleleIfExists
diff --git a/bbootimg/src/test/kotlin/init/RebootTest.kt b/bbootimg/src/test/kotlin/init/RebootTest.kt
index 5d79513..463cd0d 100644
--- a/bbootimg/src/test/kotlin/init/RebootTest.kt
+++ b/bbootimg/src/test/kotlin/init/RebootTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package init
 
 import org.junit.Test
diff --git a/helper/build.gradle.kts b/helper/build.gradle.kts
index c687fff..ca0992f 100644
--- a/helper/build.gradle.kts
+++ b/helper/build.gradle.kts
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
diff --git a/helper/src/main/kotlin/cfig/helper/AndroidHelper.kt b/helper/src/main/kotlin/cfig/helper/AndroidHelper.kt
index 4a3b004..367b7ad 100644
--- a/helper/src/main/kotlin/cfig/helper/AndroidHelper.kt
+++ b/helper/src/main/kotlin/cfig/helper/AndroidHelper.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import org.apache.commons.exec.CommandLine
diff --git a/helper/src/main/kotlin/cfig/helper/Helper.kt b/helper/src/main/kotlin/cfig/helper/Helper.kt
index f44c412..a8398d6 100644
--- a/helper/src/main/kotlin/cfig/helper/Helper.kt
+++ b/helper/src/main/kotlin/cfig/helper/Helper.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import cfig.io.Struct3
diff --git a/helper/src/main/kotlin/cfig/helper/KeyHelper.kt b/helper/src/main/kotlin/cfig/helper/KeyHelper.kt
index 431f416..97a1a6c 100644
--- a/helper/src/main/kotlin/cfig/helper/KeyHelper.kt
+++ b/helper/src/main/kotlin/cfig/helper/KeyHelper.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import cfig.io.Struct3
diff --git a/helper/src/main/kotlin/cfig/helper/KeyHelper2.kt b/helper/src/main/kotlin/cfig/helper/KeyHelper2.kt
index 1330c8e..40a43a9 100644
--- a/helper/src/main/kotlin/cfig/helper/KeyHelper2.kt
+++ b/helper/src/main/kotlin/cfig/helper/KeyHelper2.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import org.apache.commons.exec.CommandLine
diff --git a/helper/src/main/kotlin/cfig/helper/OpenSslHelper.kt b/helper/src/main/kotlin/cfig/helper/OpenSslHelper.kt
index bc93c96..eb60d21 100644
--- a/helper/src/main/kotlin/cfig/helper/OpenSslHelper.kt
+++ b/helper/src/main/kotlin/cfig/helper/OpenSslHelper.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import org.apache.commons.exec.CommandLine
diff --git a/helper/src/main/kotlin/cfig/helper/ZipHelper.kt b/helper/src/main/kotlin/cfig/helper/ZipHelper.kt
index 5224454..0085c46 100644
--- a/helper/src/main/kotlin/cfig/helper/ZipHelper.kt
+++ b/helper/src/main/kotlin/cfig/helper/ZipHelper.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import cfig.helper.Helper.Companion.check_call
diff --git a/helper/src/main/kotlin/cfig/io/Struct3.kt b/helper/src/main/kotlin/cfig/io/Struct3.kt
index e9d21fc..3cdc008 100644
--- a/helper/src/main/kotlin/cfig/io/Struct3.kt
+++ b/helper/src/main/kotlin/cfig/io/Struct3.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.io
 
 import cfig.io.Struct3.ByteArrayExt.Companion.toCString
diff --git a/helper/src/test/kotlin/cfig/helper/OpenSslHelperTest.kt b/helper/src/test/kotlin/cfig/helper/OpenSslHelperTest.kt
index bfaa568..68dc8ba 100644
--- a/helper/src/test/kotlin/cfig/helper/OpenSslHelperTest.kt
+++ b/helper/src/test/kotlin/cfig/helper/OpenSslHelperTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import cfig.helper.OpenSslHelper.Companion.decodePem
diff --git a/helper/src/test/kotlin/cfig/helper/ZipHelperTest.kt b/helper/src/test/kotlin/cfig/helper/ZipHelperTest.kt
index 46bf771..87d5bd3 100644
--- a/helper/src/test/kotlin/cfig/helper/ZipHelperTest.kt
+++ b/helper/src/test/kotlin/cfig/helper/ZipHelperTest.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 package cfig.helper
 
 import cfig.helper.ZipHelper.Companion.dumpEntry
diff --git a/helper/src/test/kotlin/cfig/io/Struct3Test.kt b/helper/src/test/kotlin/cfig/io/Struct3Test.kt
index c69934f..aa04eec 100644
--- a/helper/src/test/kotlin/cfig/io/Struct3Test.kt
+++ b/helper/src/test/kotlin/cfig/io/Struct3Test.kt
@@ -1,3 +1,17 @@
+// Copyright 2021 yuyezhong@gmail.com
+//
+// 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.
+
 import cfig.helper.Helper
 import cfig.io.Struct3
 import com.fasterxml.jackson.databind.ObjectMapper