mjc2wsl - process start of bytecode proper

diff --git a/src/mjc2wsl.java b/src/mjc2wsl.java
index 0adf8f9..512d238 100644 (file)
--- a/src/mjc2wsl.java
+++ b/src/mjc2wsl.java
@@ -270,9 +270,14 @@ public class mjc2wsl{
 
        public void convertStream(InputStream ins) throws Exception{
                mainIn = ins;
-               //skip start TODO make better
-               for (int i = 0; i < 14; i++)
-                       get();
+               //process start 
+               byte m = (byte) get();
+               byte j = (byte) get();
+               if (m!='M' || j !='J') 
+                               throw new Exception("Wrong start of bytecode file");
+               int codesize = get4();
+               int numberOfWords = get4();
+               int mainAdr = get4();
                
                prl(getStandardStart());
                prl("SKIP;\n ACTIONS A_S_start:\n A_S_start == CALL a14 END");