zCCSLib: fix improper reading of contents in binary archives

This is necessary for (at least) Gothic 1 Patch 1.08k from GOG.
Previously the parser would fail at various stages and would omit
the first three chars of the messages text as they were considered
to be part of the 'subType'.

Author: lmichaelis

zenload/zCCSLib.cpp

@@ -77,10 +77,21 @@ void zCCSLib::readObjectData(ZenParser& parser)
         {
         ZenParser::ChunkHeader messageHeader;
         parser.readChunkStart(messageHeader);
-        ReadObjectProperties(parser,
-                             Prop("subType", blk.atomicBlockData.command.subType),
-                             Prop("text", blk.atomicBlockData.command.text),
-                             Prop("name", blk.atomicBlockData.command.name));
+
+        if (parser.getZenHeader().fileType == ZenParser::FT_BINARY) {
+            uint8_t subType;
+            ReadObjectProperties(parser,
+                                 Prop("subType", subType),
+                                 Prop("text", blk.atomicBlockData.command.text),
+                                 Prop("name", blk.atomicBlockData.command.name));
+            blk.atomicBlockData.command.subType = subType;
+        } else {
+            ReadObjectProperties(parser,
+                                 Prop("subType", blk.atomicBlockData.command.subType),
+                                 Prop("text", blk.atomicBlockData.command.text),
+                                 Prop("name", blk.atomicBlockData.command.name));
+        }
+
 
         //LogInfo() << "Read message: " << blk.atomicBlockData.command.name;
         if(!parser.readChunkEnd())