1 files changed, 149 insertions, 0 deletions
diff --git a/src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/utils/Hexdump.java b/src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/utils/Hexdump.java
new file mode 100755
index 0000000..02cf5c6
--- /dev/null
+++ b/src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/utils/Hexdump.java
@@ -0,0 +1,149 @@
+/*
+ * Java Hexdump Library
+ *
+ * Copyright (c) Matthew Johnson 2005
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ * 
+ * To Contact the author, please email src@matthew.ath.cx
+ *
+ */
+
+package cx.ath.matthew.utils;
+
+import java.io.PrintStream;
+
+public class Hexdump
+{
+   public static final char[] hexchars = new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
+   public static String toHex(byte[] buf)
+   {
+      return toHex(buf, 0, buf.length);
+   }
+   public static String toHex(byte[] buf, int ofs, int len)
+   {
+      StringBuffer sb = new StringBuffer();
+      int j = ofs+len;
+      for (int i = ofs; i < j; i++) {
+         if (i < buf.length) {
+            sb.append(hexchars[(buf[i] & 0xF0) >> 4]);
+            sb.append(hexchars[buf[i] & 0x0F]);
+            sb.append(' ');
+         } else {
+            sb.append(' ');
+            sb.append(' ');
+            sb.append(' ');
+         }
+      }
+      return sb.toString();
+   }
+   
+   public static String toAscii(byte[] buf)
+   {
+      return toAscii(buf, 0, buf.length);
+   }
+   public static String toAscii(byte[] buf, int ofs, int len)
+   {
+      StringBuffer sb = new StringBuffer();
+      int j = ofs+len;
+      for (int i = ofs; i < j ; i++) {
+         if (i < buf.length) {
+            if (20 <= buf[i] && 126 >= buf[i])
+               sb.append((char) buf[i]);
+            else
+               sb.append('.');
+         } else
+            sb.append(' ');
+      }
+      return sb.toString();
+   }
+   public static String format(byte[] buf)
+   {
+      return format(buf, 80);
+   }
+   public static String format(byte[] buf, int width)
+   {
+      int bs = (width - 8) / 4;
+      int i = 0;
+      StringBuffer sb = new StringBuffer();
+      do {
+         for (int j = 0; j < 6; j++) {
+            sb.append(hexchars[(i << (j*4)  & 0xF00000) >> 20]);
+         }
+         sb.append('\t');
+         sb.append(toHex(buf, i, bs));
+         sb.append(' ');
+         sb.append(toAscii(buf, i, bs));
+         sb.append('\n');
+         i += bs;
+      } while (i < buf.length);
+      return sb.toString();
+   }
+   public static void print(byte[] buf)
+   {
+      print(buf, System.err);
+   }
+   public static void print(byte[] buf, int width)
+   {
+      print(buf, width, System.err);
+   }
+   public static void print(byte[] buf, int width, PrintStream out)
+   {
+      out.print(format(buf, width));
+   }
+   public static void print(byte[] buf, PrintStream out)
+   {
+      out.print(format(buf));
+   }
+   /**
+    * Returns a string which can be written to a Java source file as part
+    * of a static initializer for a byte array. 
+    * Returns data in the format 0xAB, 0xCD, ....
+    * use like:
+    * javafile.print("byte[] data = {")
+    * javafile.print(Hexdump.toByteArray(data));
+    * javafile.println("};");
+    */
+   public static String toByteArray(byte[] buf)
+   {
+      return toByteArray(buf, 0, buf.length);
+   }
+   /**
+    * Returns a string which can be written to a Java source file as part
+    * of a static initializer for a byte array. 
+    * Returns data in the format 0xAB, 0xCD, ....
+    * use like:
+    * javafile.print("byte[] data = {")
+    * javafile.print(Hexdump.toByteArray(data));
+    * javafile.println("};");
+    */
+   public static String toByteArray(byte[] buf, int ofs, int len)
+   {
+      StringBuffer sb = new StringBuffer();
+      for (int i = ofs; i < len && i < buf.length; i++) {
+         sb.append('0');
+         sb.append('x');
+         sb.append(hexchars[(buf[i] & 0xF0) >> 4]);
+         sb.append(hexchars[buf[i] & 0x0F]);
+         if ((i+1) < len && (i+1) < buf.length)
+            sb.append(',');
+      }
+      return sb.toString();
+   }
+}