Changeset 5803 for lang/java

Timestamp:

01/29/08 20:48:51 (5 years ago)

Author:

nori090

Message:

lang/java/jimmy: make checksum util

Location:

lang/java/jimmy/trunk/jimmy

Files:

• .classpath (modified) (1 prop)
• .project (modified) (1 prop)
• .settings/org.eclipse.jdt.apt.core.prefs (modified) (1 prop)
• .settings/org.eclipse.jdt.core.prefs (modified) (1 prop)
• .settings/org.eclipse.jdt.ui.prefs (modified) (1 prop)
• .settings/org.eclipse.ltk.core.refactoring.prefs (modified) (1 prop)
• .settings/org.eclipse.wst.sse.core.prefs (modified) (1 prop)
• .settings/org.eclipse.wst.validation.prefs (modified) (1 prop)
• pom.xml (modified) (1 prop)
• src/main/java/jimmy/Checksum.java (added)
• src/main/java/jimmy/Node.java (modified) (4 diffs, 1 prop)
• src/test/resources/jimmy (added)
• src/test/resources/jimmy/python (added)
• src/test/resources/jimmy/python/__init__.py (added)
• src/test/resources/jimmy/python/checksum.py (added)
• src/test/resources/jimmy/python/config.py (added)
• src/test/resources/jimmy/python/conv.py (added)
• src/test/resources/jimmy/python/node.py (added)
• src/test/resources/jimmy/python/nodelist.py (added)
• src/test/resources/jimmy/python/nycommand.py (added)
• src/test/resources/jimmy/python/nyconnection.py (added)
• src/test/resources/jimmy/python/nyexcept.py (added)
• src/test/resources/jimmy/python/nykey.py (added)
• src/test/resources/jimmy/python/rc4.py (added)
• src/test/resources/jimmy/python/server.py (added)

lang/java/jimmy/trunk/jimmy/src/main/java/jimmy/Node.java

@@ -27 +27 @@
 import org.apache.commons.codec.DecoderException;
 import org.apache.commons.codec.binary.Hex;
-
+import static jimmy.Checksum.sum8;
 /**
  * winny node
@@ -87 +87 @@
             c.init( Cipher.DECRYPT_MODE, keyspec );
             byte[] unpack = c.doFinal( target );
-            byte unpack_sum = sum( unpack );
+            byte unpack_sum = sum8( unpack );
             if ( checksum != unpack_sum ) {
                 throw new RuntimeException( "sum check error" );
@@ -133 +133 @@
         byte[] src = target.getBytes();
         byte[] key = NODE_KEY.getBytes();
-        byte checksum = sum( src );
+        byte checksum = sum8( src );
         key[0] = checksum;
         Cipher c;
@@ -166 +166 @@
     }
 
-    /**
-     * byte array sum
-     * @param src
-     * @return
-     */
-    byte sum( byte[] src ) {
-        long sum = 0;
-        for ( byte b : src ) {
-            sum += b;
-        }
-        return (byte) ( sum & 0xFF );
-    }
-
     public static void main( String[] args ) {
         // TODO テストを追加する。