tag parser

diff --git a/loader.js b/loader.js
index 6ae2c10..ee19d38 100644 (file)
--- a/loader.js
+++ b/loader.js
@@ -31,26 +31,27 @@
            if (this.header === null) {
                this.header = FlappSWFHeader.load(ibit);
                this.flapp.header = this.header;
+               console.debug(this.header);
            }
-           headPos = ibit.getBytePos();
-           if (ibit.hasNext(2) === false) {
-               return ;
-           }
-           tal = ibit.ui16(); // tag and length
-           code = tal >>> 6;
-           length = tal & 0x3f;
-           if (length === 0x3f) {
-               if (ibit.hasNext(4) === false) {
+           while (ibit.a(), ibit.hasNext(2)) {
+               var headPos = ibit.getBytePos();
+               var tag_and_length = ibit.ui16(); // tag and length
+               var code = tag_and_length >>> 6;
+               var length = tag_and_length & 0x3f;
+               if (length === 0x3f) {
+                   if (ibit.hasNext(4) === false) {
+                       ibit.setPos(headPos);
+                       break;
+                   }
+                   length = ibit.ui32();
+               }
+               if (ibit.hasNext(length) === false) {
                    ibit.setPos(headPos);
-                   return ;
+                   break;
                }
-               length = ibit.ui32();
-           }
-           if (ibit.hasNext(length) === false) {
-               ibit.setPos(headPos);
-               return ;
+               var content = ibit.sub(length);
+               console.log("swf tag code:"+code+" length:"+length);
            }
-           console.log("swf tag code:"+code+" length:"+length);
        }
     };
     global.FlappLoader = FlappLoader;