From b762bebe70c13cc3d663888eda7b63ca915d3237 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jindra=20Pet=C5=99=C3=ADk?= <jindra.petrik@gmail.com>
Date: Sun, 5 Mar 2023 17:16:58 +0100
Subject: [PATCH] Added FileAttributes tag - SWF relative Urls flag

---
 CHANGELOG.md                                  |  1 +
 .../flash/importers/SwfXmlImporter.java       | 14 ++++++++++
 .../flash/tags/FileAttributesTag.java         | 27 +++++++++----------
 3 files changed, 28 insertions(+), 14 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1328009b7..1ee278cab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ All notable changes to this project will be documented in this file.
 - AS3 support for logical AND/OR compound operator
 - AS3 Display missing namespaces along traits as §§namespace("url")
 - [#1888], [#1892] AS3 option to select SWF dependencies to properly resolve namespaces, types, etc. (currently in GUI only)
+- FileAttributes tag - SWF relative Urls flag
 
 ### Fixed
 - [#1981] AS3 fully qualified (colliding) types in submethods
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/importers/SwfXmlImporter.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/importers/SwfXmlImporter.java
index 9ad31d800..d619ae079 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/importers/SwfXmlImporter.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/importers/SwfXmlImporter.java
@@ -39,6 +39,7 @@ import com.jpexs.decompiler.flash.abc.types.traits.TraitSlotConst;
 import com.jpexs.decompiler.flash.abc.types.traits.Traits;
 import com.jpexs.decompiler.flash.amf.amf3.Amf3Value;
 import com.jpexs.decompiler.flash.tags.DefineSpriteTag;
+import com.jpexs.decompiler.flash.tags.FileAttributesTag;
 import com.jpexs.decompiler.flash.tags.Tag;
 import com.jpexs.decompiler.flash.tags.TagTypeInfo;
 import com.jpexs.decompiler.flash.tags.UnknownTag;
@@ -313,6 +314,19 @@ public class SwfXmlImporter {
                 ((SWF) obj).setCharset(val);
                 continue;
             }
+            
+            //backwards compatibility
+            if (name.equals("reserved1") && "FileAttributesTag".equals(attributes.get("type"))) {
+                name = "reservedA";
+            }            
+            if (name.equals("reserved2") && "FileAttributesTag".equals(attributes.get("type"))) {
+                name = "swfRelativeUrls";
+            }
+            if (name.equals("reserved3") && "FileAttributesTag".equals(attributes.get("type"))) {
+                name = "reservedB";
+            }
+            
+            
             if (!name.equals("type")) {
                 try {
                     Field field = getField(cls, name);
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/FileAttributesTag.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/FileAttributesTag.java
index 9eacc5670..5c13da755 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/FileAttributesTag.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/FileAttributesTag.java
@@ -37,6 +37,9 @@ public class FileAttributesTag extends Tag {
 
     public static final String NAME = "FileAttributes";
 
+    @Reserved
+    public boolean reservedA;   
+    
     public boolean useDirectBlit;
 
     public boolean useGPU;
@@ -48,16 +51,12 @@ public class FileAttributesTag extends Tag {
     public boolean useNetwork;
 
     public boolean noCrossDomainCache;
-
-    @Reserved
-    public boolean reserved1;
-
-    @Reserved
-    public boolean reserved2;
-
+    
+    public boolean swfRelativeUrls;
+    
     @SWFType(value = BasicType.UB, count = 24)
     @Reserved
-    public int reserved3;
+    public int reservedB;
 
     /**
      * Constructor
@@ -75,14 +74,14 @@ public class FileAttributesTag extends Tag {
 
     @Override
     public final void readData(SWFInputStream sis, ByteArrayRange data, int level, boolean parallel, boolean skipUnusualTags, boolean lazy) throws IOException {
-        reserved1 = sis.readUB(1, "reserved1") == 1; // reserved
+        reservedA = sis.readUB(1, "reservedA") == 1; // reserved
         // UB[1] == 0  (reserved)
         useDirectBlit = sis.readUB(1, "useDirectBlit") != 0;
         useGPU = sis.readUB(1, "useGPU") != 0;
         hasMetadata = sis.readUB(1, "hasMetadata") != 0;
         actionScript3 = sis.readUB(1, "actionScript3") != 0;
         noCrossDomainCache = sis.readUB(1, "noCrossDomainCache") != 0;
-        reserved2 = sis.readUB(1, "reserved2") == 1; // reserved
+        swfRelativeUrls = sis.readUB(1, "swfRelativeUrls") == 1;
         useNetwork = sis.readUB(1, "useNetwork") != 0;
         // UB[24] == 0 (reserved)
         int bitCount = 24;
@@ -90,7 +89,7 @@ public class FileAttributesTag extends Tag {
             bitCount = sis.available() * 8;
         }
 
-        reserved3 = (int) sis.readUB(bitCount, "reserved3"); //reserved
+        reservedB = (int) sis.readUB(bitCount, "reservedB"); //reserved
     }
 
     /**
@@ -101,14 +100,14 @@ public class FileAttributesTag extends Tag {
      */
     @Override
     public void getData(SWFOutputStream sos) throws IOException {
-        sos.writeUB(1, reserved1 ? 1 : 0); //reserved
+        sos.writeUB(1, reservedA ? 1 : 0); //reserved
         sos.writeUB(1, useDirectBlit ? 1 : 0);
         sos.writeUB(1, useGPU ? 1 : 0);
         sos.writeUB(1, hasMetadata ? 1 : 0);
         sos.writeUB(1, actionScript3 ? 1 : 0);
         sos.writeUB(1, noCrossDomainCache ? 1 : 0);
-        sos.writeUB(1, reserved2 ? 1 : 0); //reserved
+        sos.writeUB(1, swfRelativeUrls ? 1 : 0);
         sos.writeUB(1, useNetwork ? 1 : 0);
-        sos.writeUB(24, reserved3); //reserved
+        sos.writeUB(24, reservedB); //reserved
     }
 }