Bug fix (#408)

Bug fix for win32 jna access

bindings/java/src/main/java/keystone/natives/DirectMappingKeystoneNative.java

@@ -81,7 +81,7 @@ public final class DirectMappingKeystoneNative {
      * @param numberOfStatements number of statements successfully processed
      * @return 0 on success, or -1 on failure.
      */
-    public static native int ks_asm(Pointer engine, String assembly, int address, PointerByReference machineCodeBuffer,
+    public static native int ks_asm(Pointer engine, String assembly, long address, PointerByReference machineCodeBuffer,
                                     IntByReference machineCodeSize, IntByReference numberOfStatements);
 
     /**
@@ -176,4 +176,4 @@ public final class DirectMappingKeystoneNative {
      * @return An hexadecimal number as (major << 8 | minor), which encodes both major & minor versions.
      */
     public static native int ks_version(IntByReference major, IntByReference minor);
-}
\ No newline at end of file
+}