From ee62d03b5f0e4c14d9cf2b1ce838c582fd6481c4 Mon Sep 17 00:00:00 2001
From: Pushkar Kulkarni <pushkar.kulkarni@canonical.com>
Date: Thu, 1 Aug 2024 14:54:02 +0530
Subject: [PATCH] Add copyright headers to source files

---
 Makefile                                        | 17 +++++++++++++++++
 gen/gen-classes.sh                              | 16 ++++++++++++++++
 gen/template.java                               | 16 ++++++++++++++++
 pom.xml                                         | 17 +++++++++++++++++
 ...com_canonical_openssl_cipher_OpenSSLCipher.h | 16 ++++++++++++++++
 .../com_canonical_openssl_drbg_OpenSSLDrbg.h    | 16 ++++++++++++++++
 .../com_canonical_openssl_kdf_OpenSSLPBKDF2.h   | 16 ++++++++++++++++
 ...l_openssl_keyagreement_OpenSSLKeyAgreement.h | 16 ++++++++++++++++
 ...psulation_OpenSSLKEMRSA_RSAKEMDecapsulator.h | 16 ++++++++++++++++
 ...psulation_OpenSSLKEMRSA_RSAKEMEncapsulator.h | 16 ++++++++++++++++
 .../jni/com_canonical_openssl_mac_OpenSSLMAC.h  | 16 ++++++++++++++++
 .../jni/com_canonical_openssl_md_OpenSSLMD.h    | 16 ++++++++++++++++
 ...nonical_openssl_signature_OpenSSLSignature.h | 16 ++++++++++++++++
 src/include/native/cipher.h                     | 16 ++++++++++++++++
 src/include/native/drbg.h                       | 16 ++++++++++++++++
 src/include/native/evp_utils.h                  | 16 ++++++++++++++++
 src/include/native/jni_utils.h                  | 16 ++++++++++++++++
 src/include/native/jssl.h                       | 16 ++++++++++++++++
 src/include/native/kdf.h                        | 16 ++++++++++++++++
 src/include/native/keyagreement.h               | 16 ++++++++++++++++
 src/include/native/keyencapsulation.h           | 16 ++++++++++++++++
 src/include/native/mac.h                        | 16 ++++++++++++++++
 src/include/native/md.h                         | 16 ++++++++++++++++
 src/include/native/signature.h                  | 16 ++++++++++++++++
 .../com/canonical/openssl/cipher/CipherAes.java | 16 ++++++++++++++++
 .../canonical/openssl/cipher/OpenSSLCipher.java | 16 ++++++++++++++++
 .../canonical/openssl/drbg/DrbgAES256CTR.java   | 16 ++++++++++++++++
 .../canonical/openssl/drbg/DrbgHMACSHA256.java  | 16 ++++++++++++++++
 .../canonical/openssl/drbg/DrbgHashSHA512.java  | 16 ++++++++++++++++
 .../com/canonical/openssl/drbg/OpenSSLDrbg.java | 16 ++++++++++++++++
 .../canonical/openssl/kdf/OpenSSLPBKDF2.java    | 16 ++++++++++++++++
 .../canonical/openssl/kdf/PBKDF2withSHA512.java | 16 ++++++++++++++++
 .../com/canonical/openssl/key/OpenSSLKey.java   | 16 ++++++++++++++++
 .../openssl/key/OpenSSLPrivateKey.java          | 16 ++++++++++++++++
 .../canonical/openssl/key/OpenSSLPublicKey.java | 16 ++++++++++++++++
 .../openssl/keyagreement/DHKeyAgreement.java    | 16 ++++++++++++++++
 .../openssl/keyagreement/ECDHKeyAgreement.java  | 16 ++++++++++++++++
 .../keyagreement/OpenSSLKeyAgreement.java       | 16 ++++++++++++++++
 .../openssl/keyencapsulation/OpenSSLKEMRSA.java | 16 ++++++++++++++++
 .../openssl/mac/CMACwithAes256CBC.java          | 16 ++++++++++++++++
 .../openssl/mac/GMACWithAes128GCM.java          | 16 ++++++++++++++++
 .../com/canonical/openssl/mac/HMACwithSHA1.java | 16 ++++++++++++++++
 .../canonical/openssl/mac/HMACwithSHA3_512.java | 16 ++++++++++++++++
 src/java/com/canonical/openssl/mac/KMAC128.java | 16 ++++++++++++++++
 src/java/com/canonical/openssl/mac/KMAC256.java | 16 ++++++++++++++++
 .../com/canonical/openssl/mac/OpenSSLMAC.java   | 16 ++++++++++++++++
 .../canonical/openssl/md/MDKeccakKemak128.java  | 16 ++++++++++++++++
 .../canonical/openssl/md/MDKeccakKemak256.java  | 16 ++++++++++++++++
 src/java/com/canonical/openssl/md/MDSHA1.java   | 16 ++++++++++++++++
 src/java/com/canonical/openssl/md/MDSHA224.java | 16 ++++++++++++++++
 src/java/com/canonical/openssl/md/MDSHA256.java | 16 ++++++++++++++++
 src/java/com/canonical/openssl/md/MDSHA384.java | 16 ++++++++++++++++
 .../com/canonical/openssl/md/MDSHA3_224.java    | 16 ++++++++++++++++
 .../com/canonical/openssl/md/MDSHA3_256.java    | 16 ++++++++++++++++
 .../com/canonical/openssl/md/MDSHA3_384.java    | 16 ++++++++++++++++
 .../com/canonical/openssl/md/MDSHA3_512.java    | 16 ++++++++++++++++
 src/java/com/canonical/openssl/md/MDSHA512.java | 16 ++++++++++++++++
 .../com/canonical/openssl/md/OpenSSLMD.java     | 16 ++++++++++++++++
 .../openssl/provider/OpenSSLFIPSProvider.java   | 16 ++++++++++++++++
 .../openssl/signature/OpenSSLSignature.java     | 16 ++++++++++++++++
 .../openssl/signature/SignatureED25519.java     | 16 ++++++++++++++++
 .../openssl/signature/SignatureED448.java       | 16 ++++++++++++++++
 .../openssl/signature/SignatureRSA.java         | 16 ++++++++++++++++
 .../openssl/util/NativeLibraryLoader.java       | 16 ++++++++++++++++
 .../openssl/util/NativeMemoryCleaner.java       | 16 ++++++++++++++++
 ...com_canonical_openssl_cipher_OpenSSLCipher.c | 16 ++++++++++++++++
 .../com_canonical_openssl_drbg_OpenSSLDrbg.c    | 16 ++++++++++++++++
 .../com_canonical_openssl_kdf_OpenSSLPBKDF2.c   | 16 ++++++++++++++++
 ...l_openssl_keyagreement_OpenSSLKeyAgreement.c | 16 ++++++++++++++++
 ...psulation_OpenSSLKEMRSA_RSAKEMDecapsulator.c | 16 ++++++++++++++++
 ...psulation_OpenSSLKEMRSA_RSAKEMEncapsulator.c | 16 ++++++++++++++++
 src/jni/com_canonical_openssl_mac_OpenSSLMAC.c  | 16 ++++++++++++++++
 src/jni/com_canonical_openssl_md_OpenSSLMD.c    | 16 ++++++++++++++++
 ...nonical_openssl_signature_OpenSSLSignature.c | 16 ++++++++++++++++
 src/jni/jni_utils.c                             | 16 ++++++++++++++++
 src/native/cipher.c                             | 16 ++++++++++++++++
 src/native/drbg.c                               | 16 ++++++++++++++++
 src/native/evp_utils.c                          | 16 ++++++++++++++++
 src/native/init.c                               | 16 ++++++++++++++++
 src/native/kdf.c                                | 16 ++++++++++++++++
 src/native/keyagreement.c                       | 16 ++++++++++++++++
 src/native/keyencapsulation.c                   | 16 ++++++++++++++++
 src/native/mac.c                                | 16 ++++++++++++++++
 src/native/md.c                                 | 16 ++++++++++++++++
 src/native/signature.c                          | 16 ++++++++++++++++
 test/java/CipherApiTest.java                    | 16 ++++++++++++++++
 test/java/CipherTest.java                       | 16 ++++++++++++++++
 test/java/DrbgTest.java                         | 16 ++++++++++++++++
 test/java/KeyAgreementApiTest.java              | 16 ++++++++++++++++
 test/java/KeyAgreementTest.java                 | 16 ++++++++++++++++
 test/java/KeyEncapsulationApiTest.java          | 16 ++++++++++++++++
 test/java/KeyEncapsulationTest.java             | 16 ++++++++++++++++
 test/java/MDApiTest.java                        | 16 ++++++++++++++++
 test/java/MDTest.java                           | 16 ++++++++++++++++
 test/java/MacApiTest.java                       | 16 ++++++++++++++++
 test/java/MacTest.java                          | 16 ++++++++++++++++
 test/java/PBKDFTest.java                        | 16 ++++++++++++++++
 test/java/ProviderSanityTest.java               | 16 ++++++++++++++++
 test/java/SecretKeyFactoryApiTest.java          | 16 ++++++++++++++++
 test/java/SecureRandomApiTest.java              | 16 ++++++++++++++++
 test/java/SignatureApiTest.java                 | 16 ++++++++++++++++
 test/java/SignatureTest.java                    | 16 ++++++++++++++++
 test/java/native/EdDSAPrivateKey.c              | 16 ++++++++++++++++
 test/java/native/EdDSAPrivateKey.h              | 16 ++++++++++++++++
 test/java/native/EdDSAPublicKey.c               | 16 ++++++++++++++++
 test/java/native/EdDSAPublicKey.h               | 16 ++++++++++++++++
 test/java/native/RSAKeyPairGenerator.c          | 16 ++++++++++++++++
 test/java/native/RSAKeyPairGenerator.h          | 16 ++++++++++++++++
 test/native/cipher_test.c                       | 16 ++++++++++++++++
 test/native/drbg_test.c                         | 16 ++++++++++++++++
 test/native/kdf.c                               | 16 ++++++++++++++++
 test/native/keyagreement.c                      | 16 ++++++++++++++++
 test/native/keyencapsulation.c                  | 16 ++++++++++++++++
 test/native/mac.c                               | 16 ++++++++++++++++
 test/native/md.c                                | 16 ++++++++++++++++
 test/native/signature.c                         | 16 ++++++++++++++++
 test/runner.py                                  | 17 +++++++++++++++++
 117 files changed, 1875 insertions(+)

diff --git a/Makefile b/Makefile
index 1dd99e7..f961a86 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,20 @@
+#
+#  Copyright (C) Canonical, Ltd.
+#
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; version 3.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+#
+
 JAVA_HOME := /usr/lib/jvm/java-21-openjdk-amd64/
 BUILD     := ${PWD}/build
 
diff --git a/gen/gen-classes.sh b/gen/gen-classes.sh
index a89dd21..046980e 100755
--- a/gen/gen-classes.sh
+++ b/gen/gen-classes.sh
@@ -1,3 +1,19 @@
+#
+#  Copyright (C) Canonical, Ltd.
+#
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; version 3.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+#
 while IFS= read -r line
 do 
   ks=$(echo $line | cut -d'-' -f2)
diff --git a/gen/template.java b/gen/template.java
index 46eeab4..1f4686c 100644
--- a/gen/template.java
+++ b/gen/template.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.cipher;
 
 final public class AES__KS__with__MODE__padding__PADC__ extends CipherAes {
diff --git a/pom.xml b/pom.xml
index f24c261..46c49eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright (C) Canonical, Ltd.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 3.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program.  If not, see http://www.gnu.org/licenses/.
+-->
+
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
diff --git a/src/include/jni/com_canonical_openssl_cipher_OpenSSLCipher.h b/src/include/jni/com_canonical_openssl_cipher_OpenSSLCipher.h
index 03cd6b2..d3f72b8 100644
--- a/src/include/jni/com_canonical_openssl_cipher_OpenSSLCipher.h
+++ b/src/include/jni/com_canonical_openssl_cipher_OpenSSLCipher.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_cipher_OpenSSLCipher */
diff --git a/src/include/jni/com_canonical_openssl_drbg_OpenSSLDrbg.h b/src/include/jni/com_canonical_openssl_drbg_OpenSSLDrbg.h
index 193817e..6480389 100644
--- a/src/include/jni/com_canonical_openssl_drbg_OpenSSLDrbg.h
+++ b/src/include/jni/com_canonical_openssl_drbg_OpenSSLDrbg.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_drbg_OpenSSLDrbg */
diff --git a/src/include/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.h b/src/include/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.h
index 4339df4..3d51fb5 100644
--- a/src/include/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.h
+++ b/src/include/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class OpenSSLPBKDF2Spi */
diff --git a/src/include/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.h b/src/include/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.h
index 17dfcef..3d9a0cf 100644
--- a/src/include/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.h
+++ b/src/include/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_keyagreement_OpenSSLKeyAgreement */
diff --git a/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.h b/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.h
index d621423..b221e8b 100644
--- a/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.h
+++ b/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator */
diff --git a/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.h b/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.h
index 6531b61..fc4656e 100644
--- a/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.h
+++ b/src/include/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator */
diff --git a/src/include/jni/com_canonical_openssl_mac_OpenSSLMAC.h b/src/include/jni/com_canonical_openssl_mac_OpenSSLMAC.h
index 3e4a826..b13442d 100644
--- a/src/include/jni/com_canonical_openssl_mac_OpenSSLMAC.h
+++ b/src/include/jni/com_canonical_openssl_mac_OpenSSLMAC.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_mac_OpenSSLMAC */
diff --git a/src/include/jni/com_canonical_openssl_md_OpenSSLMD.h b/src/include/jni/com_canonical_openssl_md_OpenSSLMD.h
index ccb59c0..9a76b88 100644
--- a/src/include/jni/com_canonical_openssl_md_OpenSSLMD.h
+++ b/src/include/jni/com_canonical_openssl_md_OpenSSLMD.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_md_OpenSSLMD */
diff --git a/src/include/jni/com_canonical_openssl_signature_OpenSSLSignature.h b/src/include/jni/com_canonical_openssl_signature_OpenSSLSignature.h
index 9be40df..dbe974e 100644
--- a/src/include/jni/com_canonical_openssl_signature_OpenSSLSignature.h
+++ b/src/include/jni/com_canonical_openssl_signature_OpenSSLSignature.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class com_canonical_openssl_signature_OpenSSLSignature */
diff --git a/src/include/native/cipher.h b/src/include/native/cipher.h
index 44c110f..b9dbd1f 100644
--- a/src/include/native/cipher.h
+++ b/src/include/native/cipher.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/evp.h>
 #include <openssl/types.h>
 #include <jssl.h>
diff --git a/src/include/native/drbg.h b/src/include/native/drbg.h
index c4baab8..4a5a500 100644
--- a/src/include/native/drbg.h
+++ b/src/include/native/drbg.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/rand.h>
 #include <openssl/evp.h>
 #include <openssl/core_names.h>
diff --git a/src/include/native/evp_utils.h b/src/include/native/evp_utils.h
index a756f0c..486b8bd 100644
--- a/src/include/native/evp_utils.h
+++ b/src/include/native/evp_utils.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/evp.h>
 #include "jssl.h"
 
diff --git a/src/include/native/jni_utils.h b/src/include/native/jni_utils.h
index 97a858a..3432e4b 100644
--- a/src/include/native/jni_utils.h
+++ b/src/include/native/jni_utils.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 
diff --git a/src/include/native/jssl.h b/src/include/native/jssl.h
index 2e8421f..f71b614 100644
--- a/src/include/native/jssl.h
+++ b/src/include/native/jssl.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/provider.h>
 #include <string.h>
 #include <stdlib.h>
diff --git a/src/include/native/kdf.h b/src/include/native/kdf.h
index 5528f14..0575591 100644
--- a/src/include/native/kdf.h
+++ b/src/include/native/kdf.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 
 typedef enum kdf_type { PBKDF2, HKDF } kdf_type;
diff --git a/src/include/native/keyagreement.h b/src/include/native/keyagreement.h
index 885729c..58bde97 100644
--- a/src/include/native/keyagreement.h
+++ b/src/include/native/keyagreement.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include <openssl/evp.h>
 
diff --git a/src/include/native/keyencapsulation.h b/src/include/native/keyencapsulation.h
index 53b2818..681541b 100644
--- a/src/include/native/keyencapsulation.h
+++ b/src/include/native/keyencapsulation.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include <openssl/evp.h>
 
diff --git a/src/include/native/mac.h b/src/include/native/mac.h
index 4f5818b..42d32ab 100644
--- a/src/include/native/mac.h
+++ b/src/include/native/mac.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/evp.h>
 #include <openssl/params.h>
 
diff --git a/src/include/native/md.h b/src/include/native/md.h
index c8fd22e..b16283e 100644
--- a/src/include/native/md.h
+++ b/src/include/native/md.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/evp.h>
 #include "jssl.h"
 
diff --git a/src/include/native/signature.h b/src/include/native/signature.h
index d823749..5697575 100644
--- a/src/include/native/signature.h
+++ b/src/include/native/signature.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include <openssl/evp.h>
 
diff --git a/src/java/com/canonical/openssl/cipher/CipherAes.java b/src/java/com/canonical/openssl/cipher/CipherAes.java
index 22193ff..bf1a113 100644
--- a/src/java/com/canonical/openssl/cipher/CipherAes.java
+++ b/src/java/com/canonical/openssl/cipher/CipherAes.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.cipher;
 
 public abstract class CipherAes extends OpenSSLCipher {
diff --git a/src/java/com/canonical/openssl/cipher/OpenSSLCipher.java b/src/java/com/canonical/openssl/cipher/OpenSSLCipher.java
index cc082f1..bd68996 100644
--- a/src/java/com/canonical/openssl/cipher/OpenSSLCipher.java
+++ b/src/java/com/canonical/openssl/cipher/OpenSSLCipher.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.cipher;
 
 import com.canonical.openssl.util.NativeMemoryCleaner;
diff --git a/src/java/com/canonical/openssl/drbg/DrbgAES256CTR.java b/src/java/com/canonical/openssl/drbg/DrbgAES256CTR.java
index 6be55a6..4f357bc 100644
--- a/src/java/com/canonical/openssl/drbg/DrbgAES256CTR.java
+++ b/src/java/com/canonical/openssl/drbg/DrbgAES256CTR.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.drbg;
 
 import java.security.SecureRandomParameters;
diff --git a/src/java/com/canonical/openssl/drbg/DrbgHMACSHA256.java b/src/java/com/canonical/openssl/drbg/DrbgHMACSHA256.java
index b1ab9af..0be165f 100644
--- a/src/java/com/canonical/openssl/drbg/DrbgHMACSHA256.java
+++ b/src/java/com/canonical/openssl/drbg/DrbgHMACSHA256.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.drbg;
 
 import java.security.SecureRandomParameters;
diff --git a/src/java/com/canonical/openssl/drbg/DrbgHashSHA512.java b/src/java/com/canonical/openssl/drbg/DrbgHashSHA512.java
index 1fb5fba..2c4b0a1 100644
--- a/src/java/com/canonical/openssl/drbg/DrbgHashSHA512.java
+++ b/src/java/com/canonical/openssl/drbg/DrbgHashSHA512.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.drbg;
 
 import java.security.SecureRandomParameters;
diff --git a/src/java/com/canonical/openssl/drbg/OpenSSLDrbg.java b/src/java/com/canonical/openssl/drbg/OpenSSLDrbg.java
index 527313f..6127f75 100644
--- a/src/java/com/canonical/openssl/drbg/OpenSSLDrbg.java
+++ b/src/java/com/canonical/openssl/drbg/OpenSSLDrbg.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.drbg;
 
 import com.canonical.openssl.util.NativeMemoryCleaner;
diff --git a/src/java/com/canonical/openssl/kdf/OpenSSLPBKDF2.java b/src/java/com/canonical/openssl/kdf/OpenSSLPBKDF2.java
index 56e4f4d..4362328 100644
--- a/src/java/com/canonical/openssl/kdf/OpenSSLPBKDF2.java
+++ b/src/java/com/canonical/openssl/kdf/OpenSSLPBKDF2.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.kdf;
 
 import com.canonical.openssl.util.NativeLibraryLoader;
diff --git a/src/java/com/canonical/openssl/kdf/PBKDF2withSHA512.java b/src/java/com/canonical/openssl/kdf/PBKDF2withSHA512.java
index 63cbb3e..14aae93 100644
--- a/src/java/com/canonical/openssl/kdf/PBKDF2withSHA512.java
+++ b/src/java/com/canonical/openssl/kdf/PBKDF2withSHA512.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.kdf;
 
 // Temporary, bad hack to maintain testability while preparing
diff --git a/src/java/com/canonical/openssl/key/OpenSSLKey.java b/src/java/com/canonical/openssl/key/OpenSSLKey.java
index 9bc8199..f50a72b 100644
--- a/src/java/com/canonical/openssl/key/OpenSSLKey.java
+++ b/src/java/com/canonical/openssl/key/OpenSSLKey.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.key;
 
 public interface OpenSSLKey {
diff --git a/src/java/com/canonical/openssl/key/OpenSSLPrivateKey.java b/src/java/com/canonical/openssl/key/OpenSSLPrivateKey.java
index e75617b..9c63414 100644
--- a/src/java/com/canonical/openssl/key/OpenSSLPrivateKey.java
+++ b/src/java/com/canonical/openssl/key/OpenSSLPrivateKey.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.key;
 
 import java.security.PrivateKey;
diff --git a/src/java/com/canonical/openssl/key/OpenSSLPublicKey.java b/src/java/com/canonical/openssl/key/OpenSSLPublicKey.java
index 2198194..961343b 100644
--- a/src/java/com/canonical/openssl/key/OpenSSLPublicKey.java
+++ b/src/java/com/canonical/openssl/key/OpenSSLPublicKey.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.key;
 
 import java.security.PublicKey;
diff --git a/src/java/com/canonical/openssl/keyagreement/DHKeyAgreement.java b/src/java/com/canonical/openssl/keyagreement/DHKeyAgreement.java
index 200411f..2bfd713 100644
--- a/src/java/com/canonical/openssl/keyagreement/DHKeyAgreement.java
+++ b/src/java/com/canonical/openssl/keyagreement/DHKeyAgreement.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.keyagreement;
 
 import java.security.Key;
diff --git a/src/java/com/canonical/openssl/keyagreement/ECDHKeyAgreement.java b/src/java/com/canonical/openssl/keyagreement/ECDHKeyAgreement.java
index ab7d4b1..69151ca 100644
--- a/src/java/com/canonical/openssl/keyagreement/ECDHKeyAgreement.java
+++ b/src/java/com/canonical/openssl/keyagreement/ECDHKeyAgreement.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.keyagreement;
 
 import java.security.Key;
diff --git a/src/java/com/canonical/openssl/keyagreement/OpenSSLKeyAgreement.java b/src/java/com/canonical/openssl/keyagreement/OpenSSLKeyAgreement.java
index 0c2ca95..425ac96 100644
--- a/src/java/com/canonical/openssl/keyagreement/OpenSSLKeyAgreement.java
+++ b/src/java/com/canonical/openssl/keyagreement/OpenSSLKeyAgreement.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.keyagreement;
 
 import com.canonical.openssl.util.NativeMemoryCleaner;
diff --git a/src/java/com/canonical/openssl/keyencapsulation/OpenSSLKEMRSA.java b/src/java/com/canonical/openssl/keyencapsulation/OpenSSLKEMRSA.java
index 7dec9a8..b621bc3 100644
--- a/src/java/com/canonical/openssl/keyencapsulation/OpenSSLKEMRSA.java
+++ b/src/java/com/canonical/openssl/keyencapsulation/OpenSSLKEMRSA.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.keyencapsulation;
 
 import com.canonical.openssl.util.NativeMemoryCleaner;
diff --git a/src/java/com/canonical/openssl/mac/CMACwithAes256CBC.java b/src/java/com/canonical/openssl/mac/CMACwithAes256CBC.java
index 9beb45f..451bc1a 100644
--- a/src/java/com/canonical/openssl/mac/CMACwithAes256CBC.java
+++ b/src/java/com/canonical/openssl/mac/CMACwithAes256CBC.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 public final class CMACwithAes256CBC extends OpenSSLMAC {
diff --git a/src/java/com/canonical/openssl/mac/GMACWithAes128GCM.java b/src/java/com/canonical/openssl/mac/GMACWithAes128GCM.java
index 464b9ac..6aef10c 100644
--- a/src/java/com/canonical/openssl/mac/GMACWithAes128GCM.java
+++ b/src/java/com/canonical/openssl/mac/GMACWithAes128GCM.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 public final class GMACWithAes128GCM extends OpenSSLMAC {
diff --git a/src/java/com/canonical/openssl/mac/HMACwithSHA1.java b/src/java/com/canonical/openssl/mac/HMACwithSHA1.java
index 8cf320d..78a0e6e 100644
--- a/src/java/com/canonical/openssl/mac/HMACwithSHA1.java
+++ b/src/java/com/canonical/openssl/mac/HMACwithSHA1.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 public final class HMACwithSHA1 extends OpenSSLMAC {
diff --git a/src/java/com/canonical/openssl/mac/HMACwithSHA3_512.java b/src/java/com/canonical/openssl/mac/HMACwithSHA3_512.java
index 453c343..f829439 100644
--- a/src/java/com/canonical/openssl/mac/HMACwithSHA3_512.java
+++ b/src/java/com/canonical/openssl/mac/HMACwithSHA3_512.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 public final class HMACwithSHA3_512 extends OpenSSLMAC {
diff --git a/src/java/com/canonical/openssl/mac/KMAC128.java b/src/java/com/canonical/openssl/mac/KMAC128.java
index 715e7d7..9c2f22f 100644
--- a/src/java/com/canonical/openssl/mac/KMAC128.java
+++ b/src/java/com/canonical/openssl/mac/KMAC128.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 public final class KMAC128 extends OpenSSLMAC {
diff --git a/src/java/com/canonical/openssl/mac/KMAC256.java b/src/java/com/canonical/openssl/mac/KMAC256.java
index a2ab11d..2d8b6db 100644
--- a/src/java/com/canonical/openssl/mac/KMAC256.java
+++ b/src/java/com/canonical/openssl/mac/KMAC256.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 public final class KMAC256 extends OpenSSLMAC {
diff --git a/src/java/com/canonical/openssl/mac/OpenSSLMAC.java b/src/java/com/canonical/openssl/mac/OpenSSLMAC.java
index 623c2cb..c1e7a17 100644
--- a/src/java/com/canonical/openssl/mac/OpenSSLMAC.java
+++ b/src/java/com/canonical/openssl/mac/OpenSSLMAC.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.mac;
 
 import com.canonical.openssl.util.NativeMemoryCleaner;
diff --git a/src/java/com/canonical/openssl/md/MDKeccakKemak128.java b/src/java/com/canonical/openssl/md/MDKeccakKemak128.java
index d87eddd..519001e 100644
--- a/src/java/com/canonical/openssl/md/MDKeccakKemak128.java
+++ b/src/java/com/canonical/openssl/md/MDKeccakKemak128.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDKeccakKemak128 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDKeccakKemak256.java b/src/java/com/canonical/openssl/md/MDKeccakKemak256.java
index 4299356..0229f08 100644
--- a/src/java/com/canonical/openssl/md/MDKeccakKemak256.java
+++ b/src/java/com/canonical/openssl/md/MDKeccakKemak256.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDKeccakKemak256 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA1.java b/src/java/com/canonical/openssl/md/MDSHA1.java
index 0be6cdb..f3c33fd 100644
--- a/src/java/com/canonical/openssl/md/MDSHA1.java
+++ b/src/java/com/canonical/openssl/md/MDSHA1.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA1 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA224.java b/src/java/com/canonical/openssl/md/MDSHA224.java
index 6b4940c..c8680de 100644
--- a/src/java/com/canonical/openssl/md/MDSHA224.java
+++ b/src/java/com/canonical/openssl/md/MDSHA224.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA224 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA256.java b/src/java/com/canonical/openssl/md/MDSHA256.java
index a63daf1..9242933 100644
--- a/src/java/com/canonical/openssl/md/MDSHA256.java
+++ b/src/java/com/canonical/openssl/md/MDSHA256.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA256 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA384.java b/src/java/com/canonical/openssl/md/MDSHA384.java
index d04acb0..d3e7e3a 100644
--- a/src/java/com/canonical/openssl/md/MDSHA384.java
+++ b/src/java/com/canonical/openssl/md/MDSHA384.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA384 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA3_224.java b/src/java/com/canonical/openssl/md/MDSHA3_224.java
index a069302..232c97e 100644
--- a/src/java/com/canonical/openssl/md/MDSHA3_224.java
+++ b/src/java/com/canonical/openssl/md/MDSHA3_224.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA3_224 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA3_256.java b/src/java/com/canonical/openssl/md/MDSHA3_256.java
index 7f8efae..a65b7eb 100644
--- a/src/java/com/canonical/openssl/md/MDSHA3_256.java
+++ b/src/java/com/canonical/openssl/md/MDSHA3_256.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA3_256 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA3_384.java b/src/java/com/canonical/openssl/md/MDSHA3_384.java
index 5bdffac..b8363c3 100644
--- a/src/java/com/canonical/openssl/md/MDSHA3_384.java
+++ b/src/java/com/canonical/openssl/md/MDSHA3_384.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA3_384 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA3_512.java b/src/java/com/canonical/openssl/md/MDSHA3_512.java
index 0d6e500..07ce04c 100644
--- a/src/java/com/canonical/openssl/md/MDSHA3_512.java
+++ b/src/java/com/canonical/openssl/md/MDSHA3_512.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA3_512 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/MDSHA512.java b/src/java/com/canonical/openssl/md/MDSHA512.java
index 8d1f164..7532f26 100644
--- a/src/java/com/canonical/openssl/md/MDSHA512.java
+++ b/src/java/com/canonical/openssl/md/MDSHA512.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 final public class MDSHA512 extends OpenSSLMD {
diff --git a/src/java/com/canonical/openssl/md/OpenSSLMD.java b/src/java/com/canonical/openssl/md/OpenSSLMD.java
index 44a1c68..e63b8f2 100644
--- a/src/java/com/canonical/openssl/md/OpenSSLMD.java
+++ b/src/java/com/canonical/openssl/md/OpenSSLMD.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.md;
 
 import com.canonical.openssl.util.NativeMemoryCleaner;
diff --git a/src/java/com/canonical/openssl/provider/OpenSSLFIPSProvider.java b/src/java/com/canonical/openssl/provider/OpenSSLFIPSProvider.java
index eb502db..81d4da1 100644
--- a/src/java/com/canonical/openssl/provider/OpenSSLFIPSProvider.java
+++ b/src/java/com/canonical/openssl/provider/OpenSSLFIPSProvider.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.provider;
 
 import java.security.Provider;
diff --git a/src/java/com/canonical/openssl/signature/OpenSSLSignature.java b/src/java/com/canonical/openssl/signature/OpenSSLSignature.java
index 3a057df..5d8c707 100644
--- a/src/java/com/canonical/openssl/signature/OpenSSLSignature.java
+++ b/src/java/com/canonical/openssl/signature/OpenSSLSignature.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.signature;
 
 import com.canonical.openssl.key.*;
diff --git a/src/java/com/canonical/openssl/signature/SignatureED25519.java b/src/java/com/canonical/openssl/signature/SignatureED25519.java
index 287004c..d4c7f08 100644
--- a/src/java/com/canonical/openssl/signature/SignatureED25519.java
+++ b/src/java/com/canonical/openssl/signature/SignatureED25519.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.signature;
 
 public final class SignatureED25519 extends OpenSSLSignature {
diff --git a/src/java/com/canonical/openssl/signature/SignatureED448.java b/src/java/com/canonical/openssl/signature/SignatureED448.java
index 6293521..b8089d0 100644
--- a/src/java/com/canonical/openssl/signature/SignatureED448.java
+++ b/src/java/com/canonical/openssl/signature/SignatureED448.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.signature;
 
 public final class SignatureED448 extends OpenSSLSignature {
diff --git a/src/java/com/canonical/openssl/signature/SignatureRSA.java b/src/java/com/canonical/openssl/signature/SignatureRSA.java
index 9ea724e..6425b2f 100644
--- a/src/java/com/canonical/openssl/signature/SignatureRSA.java
+++ b/src/java/com/canonical/openssl/signature/SignatureRSA.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.signature;
 
 public final class SignatureRSA extends OpenSSLSignature {
diff --git a/src/java/com/canonical/openssl/util/NativeLibraryLoader.java b/src/java/com/canonical/openssl/util/NativeLibraryLoader.java
index 0fe005e..5a82973 100644
--- a/src/java/com/canonical/openssl/util/NativeLibraryLoader.java
+++ b/src/java/com/canonical/openssl/util/NativeLibraryLoader.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.util;
 
 import java.io.File;
diff --git a/src/java/com/canonical/openssl/util/NativeMemoryCleaner.java b/src/java/com/canonical/openssl/util/NativeMemoryCleaner.java
index bbdf3db..575de6b 100644
--- a/src/java/com/canonical/openssl/util/NativeMemoryCleaner.java
+++ b/src/java/com/canonical/openssl/util/NativeMemoryCleaner.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package com.canonical.openssl.util;
 
 import java.lang.ref.Cleaner;
diff --git a/src/jni/com_canonical_openssl_cipher_OpenSSLCipher.c b/src/jni/com_canonical_openssl_cipher_OpenSSLCipher.c
index 8c3654f..12c130c 100644
--- a/src/jni/com_canonical_openssl_cipher_OpenSSLCipher.c
+++ b/src/jni/com_canonical_openssl_cipher_OpenSSLCipher.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include "cipher.h"
diff --git a/src/jni/com_canonical_openssl_drbg_OpenSSLDrbg.c b/src/jni/com_canonical_openssl_drbg_OpenSSLDrbg.c
index e6f546f..5edc5ee 100644
--- a/src/jni/com_canonical_openssl_drbg_OpenSSLDrbg.c
+++ b/src/jni/com_canonical_openssl_drbg_OpenSSLDrbg.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "com_canonical_openssl_drbg_OpenSSLDrbg.h"
 #include "drbg.h"
 
diff --git a/src/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.c b/src/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.c
index 3540b52..913a994 100644
--- a/src/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.c
+++ b/src/jni/com_canonical_openssl_kdf_OpenSSLPBKDF2.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jni_utils.h" 
 #include "kdf.h"
 #include "com_canonical_openssl_kdf_OpenSSLPBKDF2.h"
diff --git a/src/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.c b/src/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.c
index 2797481..95deaf3 100644
--- a/src/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.c
+++ b/src/jni/com_canonical_openssl_keyagreement_OpenSSLKeyAgreement.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include "keyagreement.h"
diff --git a/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.c b/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.c
index 466c133..59a05f2 100644
--- a/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.c
+++ b/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMDecapsulator.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include "keyencapsulation.h"
diff --git a/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.c b/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.c
index 87dbf25..ef92ac0 100644
--- a/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.c
+++ b/src/jni/com_canonical_openssl_keyencapsulation_OpenSSLKEMRSA_RSAKEMEncapsulator.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include "keyencapsulation.h"
diff --git a/src/jni/com_canonical_openssl_mac_OpenSSLMAC.c b/src/jni/com_canonical_openssl_mac_OpenSSLMAC.c
index a3e5af6..acea3e0 100644
--- a/src/jni/com_canonical_openssl_mac_OpenSSLMAC.c
+++ b/src/jni/com_canonical_openssl_mac_OpenSSLMAC.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "mac.h"
 #include "com_canonical_openssl_mac_OpenSSLMAC.h"
diff --git a/src/jni/com_canonical_openssl_md_OpenSSLMD.c b/src/jni/com_canonical_openssl_md_OpenSSLMD.c
index 153dd20..7aaf359 100644
--- a/src/jni/com_canonical_openssl_md_OpenSSLMD.c
+++ b/src/jni/com_canonical_openssl_md_OpenSSLMD.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "com_canonical_openssl_md_OpenSSLMD.h"
 #include "jssl.h"
 #include "md.h"
diff --git a/src/jni/com_canonical_openssl_signature_OpenSSLSignature.c b/src/jni/com_canonical_openssl_signature_OpenSSLSignature.c
index 092f7e0..dd8aba6 100644
--- a/src/jni/com_canonical_openssl_signature_OpenSSLSignature.c
+++ b/src/jni/com_canonical_openssl_signature_OpenSSLSignature.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "com_canonical_openssl_signature_OpenSSLSignature.h"
 #include "signature.h"
diff --git a/src/jni/jni_utils.c b/src/jni/jni_utils.c
index 1e8200b..ed8abb4 100644
--- a/src/jni/jni_utils.c
+++ b/src/jni/jni_utils.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 
diff --git a/src/native/cipher.c b/src/native/cipher.c
index 72a97c5..6beff10 100644
--- a/src/native/cipher.c
+++ b/src/native/cipher.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "cipher.h"
 #include <openssl/err.h>
 #include <stdio.h>
diff --git a/src/native/drbg.c b/src/native/drbg.c
index 2115236..592b6f8 100644
--- a/src/native/drbg.c
+++ b/src/native/drbg.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <drbg.h>
 #include <stdio.h>
 #include <unistd.h>
diff --git a/src/native/evp_utils.c b/src/native/evp_utils.c
index 780af1d..82856cc 100644
--- a/src/native/evp_utils.c
+++ b/src/native/evp_utils.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <openssl/evp.h>
 #include <openssl/x509.h>
 
diff --git a/src/native/init.c b/src/native/init.c
index 68e5750..90599ed 100644
--- a/src/native/init.c
+++ b/src/native/init.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h" 
 #include <openssl/crypto.h>
 #include <openssl/err.h>
diff --git a/src/native/kdf.c b/src/native/kdf.c
index 51ec85f..918aebf 100644
--- a/src/native/kdf.c
+++ b/src/native/kdf.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "kdf.h"
 #include <stdlib.h>
diff --git a/src/native/keyagreement.c b/src/native/keyagreement.c
index e5b5d24..336e230 100644
--- a/src/native/keyagreement.c
+++ b/src/native/keyagreement.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "keyagreement.h"
 
 key_agreement* init_key_agreement(key_agreement_algorithm algo, OSSL_LIB_CTX *libctx) {
diff --git a/src/native/keyencapsulation.c b/src/native/keyencapsulation.c
index 8653cab..4226ccf 100644
--- a/src/native/keyencapsulation.c
+++ b/src/native/keyencapsulation.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "keyencapsulation.h"
 #include <openssl/pem.h>
 #include <openssl/encoder.h>
diff --git a/src/native/mac.c b/src/native/mac.c
index 9bed3e6..e900a56 100644
--- a/src/native/mac.c
+++ b/src/native/mac.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "mac.h"
 #include <openssl/evp.h>
diff --git a/src/native/md.c b/src/native/md.c
index b320ebf..42d46e8 100644
--- a/src/native/md.c
+++ b/src/native/md.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "md.h"
 
 md_context *md_init(OSSL_LIB_CTX *libctx, const char *algorithm) {
diff --git a/src/native/signature.c b/src/native/signature.c
index 167a107..048c680 100644
--- a/src/native/signature.c
+++ b/src/native/signature.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "signature.h"
 #include "jssl.h"
 #include <openssl/rsa.h>
diff --git a/test/java/CipherApiTest.java b/test/java/CipherApiTest.java
index f8703a9..9f38efa 100644
--- a/test/java/CipherApiTest.java
+++ b/test/java/CipherApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import javax.crypto.CipherSpi;
 import javax.crypto.Cipher;
 import java.security.Key;
diff --git a/test/java/CipherTest.java b/test/java/CipherTest.java
index b833cfd..8b46f25 100644
--- a/test/java/CipherTest.java
+++ b/test/java/CipherTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.cipher.*;
 import javax.crypto.CipherSpi;
 import javax.crypto.Cipher;
diff --git a/test/java/DrbgTest.java b/test/java/DrbgTest.java
index 7b03c0b..99fad0c 100644
--- a/test/java/DrbgTest.java
+++ b/test/java/DrbgTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.drbg.OpenSSLDrbg;
 import java.util.Arrays;
 import java.security.*;
diff --git a/test/java/KeyAgreementApiTest.java b/test/java/KeyAgreementApiTest.java
index ce403da..27d2d7d 100644
--- a/test/java/KeyAgreementApiTest.java
+++ b/test/java/KeyAgreementApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.security.Key;
 import java.security.SecureRandom;
 import java.security.Security;
diff --git a/test/java/KeyAgreementTest.java b/test/java/KeyAgreementTest.java
index 36511cf..97ad2a9 100644
--- a/test/java/KeyAgreementTest.java
+++ b/test/java/KeyAgreementTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.keyagreement.*;
 import java.security.Key;
 import java.security.SecureRandom;
diff --git a/test/java/KeyEncapsulationApiTest.java b/test/java/KeyEncapsulationApiTest.java
index 581d5ba..3574fb5 100644
--- a/test/java/KeyEncapsulationApiTest.java
+++ b/test/java/KeyEncapsulationApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.security.KeyPair;
 import java.security.PublicKey;
 import java.security.PrivateKey;
diff --git a/test/java/KeyEncapsulationTest.java b/test/java/KeyEncapsulationTest.java
index 1bca1da..0e775dd 100644
--- a/test/java/KeyEncapsulationTest.java
+++ b/test/java/KeyEncapsulationTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.keyencapsulation.*;
 
 import java.security.KeyPair;
diff --git a/test/java/MDApiTest.java b/test/java/MDApiTest.java
index a32a1e8..23fc0c2 100644
--- a/test/java/MDApiTest.java
+++ b/test/java/MDApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.nio.ByteBuffer;
 import java.security.DigestException;
 import java.util.Arrays;
diff --git a/test/java/MDTest.java b/test/java/MDTest.java
index 59cbb87..ee12c2b 100644
--- a/test/java/MDTest.java
+++ b/test/java/MDTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.nio.ByteBuffer;
 import java.security.DigestException;
 import java.util.Arrays;
diff --git a/test/java/MacApiTest.java b/test/java/MacApiTest.java
index 88e30d4..5da24c9 100644
--- a/test/java/MacApiTest.java
+++ b/test/java/MacApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.lang.FunctionalInterface;
 import java.util.Arrays;
 import java.util.function.*;
diff --git a/test/java/MacTest.java b/test/java/MacTest.java
index d40018c..6e01622 100644
--- a/test/java/MacTest.java
+++ b/test/java/MacTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.mac.*;
 import java.lang.FunctionalInterface;
 import java.util.Arrays;
diff --git a/test/java/PBKDFTest.java b/test/java/PBKDFTest.java
index 4b98628..df562fd 100644
--- a/test/java/PBKDFTest.java
+++ b/test/java/PBKDFTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.kdf.*;
 import java.util.Arrays;
 import java.security.spec.KeySpec;
diff --git a/test/java/ProviderSanityTest.java b/test/java/ProviderSanityTest.java
index ab5778c..ee62162 100644
--- a/test/java/ProviderSanityTest.java
+++ b/test/java/ProviderSanityTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.provider.OpenSSLFIPSProvider;
 import java.security.Security;
 import java.security.SecureRandom;
diff --git a/test/java/SecretKeyFactoryApiTest.java b/test/java/SecretKeyFactoryApiTest.java
index 126c0bd..4497e69 100644
--- a/test/java/SecretKeyFactoryApiTest.java
+++ b/test/java/SecretKeyFactoryApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.util.Arrays;
 import java.security.spec.KeySpec;
 import java.security.spec.InvalidKeySpecException;
diff --git a/test/java/SecureRandomApiTest.java b/test/java/SecureRandomApiTest.java
index e4ad459..f8f53a7 100644
--- a/test/java/SecureRandomApiTest.java
+++ b/test/java/SecureRandomApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import java.util.Arrays;
 import java.security.*;
 import java.security.DrbgParameters;
diff --git a/test/java/SignatureApiTest.java b/test/java/SignatureApiTest.java
index 468a9a7..b36300e 100644
--- a/test/java/SignatureApiTest.java
+++ b/test/java/SignatureApiTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.signature.*;
 import com.canonical.openssl.key.OpenSSLKey;
 import com.canonical.openssl.key.OpenSSLPublicKey;
diff --git a/test/java/SignatureTest.java b/test/java/SignatureTest.java
index dcab18b..5bd785c 100644
--- a/test/java/SignatureTest.java
+++ b/test/java/SignatureTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 import com.canonical.openssl.signature.*;
 import com.canonical.openssl.key.OpenSSLKey;
 import com.canonical.openssl.key.OpenSSLPublicKey;
diff --git a/test/java/native/EdDSAPrivateKey.c b/test/java/native/EdDSAPrivateKey.c
index 3620918..4dda747 100644
--- a/test/java/native/EdDSAPrivateKey.c
+++ b/test/java/native/EdDSAPrivateKey.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include <openssl/pem.h>
diff --git a/test/java/native/EdDSAPrivateKey.h b/test/java/native/EdDSAPrivateKey.h
index d393813..56f25cf 100644
--- a/test/java/native/EdDSAPrivateKey.h
+++ b/test/java/native/EdDSAPrivateKey.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class EdDSAPrivateKey */
diff --git a/test/java/native/EdDSAPublicKey.c b/test/java/native/EdDSAPublicKey.c
index 9c66873..280e9c8 100644
--- a/test/java/native/EdDSAPublicKey.c
+++ b/test/java/native/EdDSAPublicKey.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include <openssl/pem.h>
diff --git a/test/java/native/EdDSAPublicKey.h b/test/java/native/EdDSAPublicKey.h
index f194aba..433b9f7 100644
--- a/test/java/native/EdDSAPublicKey.h
+++ b/test/java/native/EdDSAPublicKey.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class EdDSAPublicKey */
diff --git a/test/java/native/RSAKeyPairGenerator.c b/test/java/native/RSAKeyPairGenerator.c
index 41c2e44..2301e1a 100644
--- a/test/java/native/RSAKeyPairGenerator.c
+++ b/test/java/native/RSAKeyPairGenerator.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include <jni.h>
 #include "jssl.h"
 #include <openssl/evp.h>
diff --git a/test/java/native/RSAKeyPairGenerator.h b/test/java/native/RSAKeyPairGenerator.h
index 83a1f07..311e6e0 100644
--- a/test/java/native/RSAKeyPairGenerator.h
+++ b/test/java/native/RSAKeyPairGenerator.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class RSAKeyPairGenerator */
diff --git a/test/native/cipher_test.c b/test/native/cipher_test.c
index 4a96245..9d95d80 100644
--- a/test/native/cipher_test.c
+++ b/test/native/cipher_test.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "cipher.h"
 
diff --git a/test/native/drbg_test.c b/test/native/drbg_test.c
index c153c69..d170d7e 100644
--- a/test/native/drbg_test.c
+++ b/test/native/drbg_test.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include <drbg.h>
 
diff --git a/test/native/kdf.c b/test/native/kdf.c
index f364fd9..4a7c8b7 100644
--- a/test/native/kdf.c
+++ b/test/native/kdf.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "kdf.h"
 #include <stdio.h>
 
diff --git a/test/native/keyagreement.c b/test/native/keyagreement.c
index af5d5aa..f44efbb 100644
--- a/test/native/keyagreement.c
+++ b/test/native/keyagreement.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "keyagreement.h"
 
diff --git a/test/native/keyencapsulation.c b/test/native/keyencapsulation.c
index 49376a1..bb93c9a 100644
--- a/test/native/keyencapsulation.c
+++ b/test/native/keyencapsulation.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "keyencapsulation.h"
 
diff --git a/test/native/mac.c b/test/native/mac.c
index 307834b..2615973 100644
--- a/test/native/mac.c
+++ b/test/native/mac.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "jssl.h"
 #include "mac.h"
 
diff --git a/test/native/md.c b/test/native/md.c
index ba78311..b16977e 100644
--- a/test/native/md.c
+++ b/test/native/md.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "md.h"
 #include <openssl/evp.h>
 
diff --git a/test/native/signature.c b/test/native/signature.c
index a925e92..1aa6d09 100644
--- a/test/native/signature.c
+++ b/test/native/signature.c
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) Canonical, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 #include "signature.h"
 #include "md.h"
 #include "keyencapsulation.h"
diff --git a/test/runner.py b/test/runner.py
index 6a74615..468344f 100755
--- a/test/runner.py
+++ b/test/runner.py
@@ -1,5 +1,22 @@
 #!/usr/bin/python3 -u
 
+#
+#  Copyright (C) Canonical, Ltd.
+#
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; version 3.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+#
+
 import os
 
 JAVA_HOME = os.environ["JAVA_HOME"]