diff --git a/include/interfaces/reader/eas3.h b/include/interfaces/reader/eas3.h
index 9fe0d20..e75dfa2 100644
--- a/include/interfaces/reader/eas3.h
+++ b/include/interfaces/reader/eas3.h
@@ -199,15 +199,22 @@
   \*----------------------------------------------------------------------------------------------*/
   typedef struct
   {
+    //TODO: remove
     uchar                       error;                    // Error flag used during streaming.
 
+    uint64                      size;
+    uint64                      position;
+    //TODO: remove
     uint64                      L;                        // Number of bytes written to/from stream.
+    //TODO: remove
     uint64                      Lmax;                     // Size of packed stream.
     uint64                      size_incr;                // Size incrmnt used for stream assembly.
 
+    //TODO: remove
     uint8                       T;                        // Byte buffer.
     int8                        t;                        // Byte buffer counter.
 
+    uchar                      *access;                   // Pointer used to parse packed stream.
     uchar                      *memory;                   // Memory handle for packed stream chunck.
   } bitstream;
 
@@ -303,7 +310,7 @@
   {
     uint64_t              file_type;
     uint64_t              accuracy;
-    uint64_t              nzs;
+    uint64_t              nts;
     uint64_t              npar;
     uint64_t              ndim1;
     uint64_t              ndim2;
@@ -324,6 +331,27 @@
     uint64_t              udef_int_size;
     uint64_t              udef_real_size;
   } eas3_std_params;
+
+  /*----------------------------------------------------------------------------------------------*\
+  !                                                                                                !
+  !   DESCRIPTION:                                                                                 !
+  !   ------------                                                                                 !
+  !                                                                                                !
+  !         This structure is used to read eas3 stuff.                                             !
+  !                                                                                                !
+  \*----------------------------------------------------------------------------------------------*/
+  typedef struct
+  {
+    eas3_std_params       params;
+
+    struct field
+    {
+      double             *d;
+      float              *f;
+    } field;
+
+    bitstream            *aux;
+  } eas3_data;
   
   /************************************************************************************************************\
   ||                  ___  _  _ ___  _    _ ____    ____ _  _ _  _ ____ ___ _ ____ _  _ ____                  ||