1 files changed, 97 insertions, 0 deletions
diff --git a/support/src/test/java/libcore/tlswire/util/TlsProtocolVersion.java b/support/src/test/java/libcore/tlswire/util/TlsProtocolVersion.java
new file mode 100644
index 0000000..f58faf2
--- /dev/null
+++ b/support/src/test/java/libcore/tlswire/util/TlsProtocolVersion.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package libcore.tlswire.util;
+
+import java.io.DataInput;
+import java.io.IOException;
+
+/**
+ * {@code ProtovolVersion} struct from TLS 1.2 RFC 5246.
+ */
+public class TlsProtocolVersion {
+    public static final TlsProtocolVersion SSLV3 = new TlsProtocolVersion(3, 0, "SSLv3");
+    public static final TlsProtocolVersion TLSv1_0 = new TlsProtocolVersion(3, 1, "TLSv1.0");
+    public static final TlsProtocolVersion TLSv1_1 = new TlsProtocolVersion(3, 2, "TLSv1.1");
+    public static final TlsProtocolVersion TLSv1_2 = new TlsProtocolVersion(3, 3, "TLSv1.2");
+
+    public final int major;
+    public final int minor;
+    public final String name;
+
+    private TlsProtocolVersion(int major, int minor, String name) {
+        this.major = major;
+        this.minor = minor;
+        this.name = name;
+    }
+
+    public static TlsProtocolVersion valueOf(int major, int minor) {
+        if (major == 3) {
+            switch (minor) {
+                case 0:
+                    return SSLV3;
+                case 1:
+                    return TLSv1_0;
+                case 2:
+                    return TLSv1_1;
+                case 3:
+                    return TLSv1_2;
+            }
+        }
+        return new TlsProtocolVersion(major, minor, major + "." + minor);
+    }
+
+    public static TlsProtocolVersion read(DataInput in) throws IOException {
+        int major = in.readUnsignedByte();
+        int minor = in.readUnsignedByte();
+        return TlsProtocolVersion.valueOf(major, minor);
+    }
+
+    @Override
+    public String toString() {
+        return name;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + major;
+        result = prime * result + minor;
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        TlsProtocolVersion other = (TlsProtocolVersion) obj;
+        if (major != other.major) {
+            return false;
+        }
+        if (minor != other.minor) {
+            return false;
+        }
+        return true;
+    }
+}