compiler2/asn1/OCSV.hh

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Copyright (c) 2000-2014 Ericsson Telecom AB
   3 // All rights reserved. This program and the accompanying materials
   4 // are made available under the terms of the Eclipse Public License v1.0
   5 // which accompanies this distribution, and is available at
   6 // http://www.eclipse.org/legal/epl-v10.html
   7 ///////////////////////////////////////////////////////////////////////////////
   8 #ifndef _Asn_OCSV_HH
   9 #define _Asn_OCSV_HH
  10
  11 #include "Object.hh"
  12 #include "Block.hh"
  13
  14 namespace Asn {
  15
  16   using namespace Common;
  17
  18   class OCSV_Builder;
  19   class OCSV_Parser;
  20
  21   /**
  22    * OCS visitor to build the OCS. :) It's clear and simple, isn't it?
  23    */
  24   class OCSV_Builder : public OCS_Visitor {
  25   private:
  26     TokenBuf *tb;
  27     FieldSpecs *fss; // ref.
  28
  29     OCSV_Builder(const OCSV_Builder& p);
  30     void visit0(OCS_Node& p);
  31   public:
  32     OCSV_Builder(TokenBuf *p_tb, FieldSpecs *p_fss);
  33     virtual ~OCSV_Builder();
  34     virtual void visit_root(OCS_root& p);
  35     virtual void visit_seq(OCS_seq& p);
  36     virtual void visit_literal(OCS_literal& p);
  37     virtual void visit_setting(OCS_setting& p);
  38   };
  39
  40   /**
  41    * OCS visitor to parse an object definition.
  42    */
  43   class OCSV_Parser : public OCS_Visitor {
  44   private:
  45     TokenBuf *tb;
  46     Obj_defn *my_obj;
  47     /** Stores whether the parsing was successful. If it is false, the
  48      *  parsing cannot be continued. */
  49     bool success;
  50     /** Stores whether the previous parsing was successful. */
  51     bool prev_success;
  52
  53     OCSV_Parser(const OCSV_Parser& p);
  54   public:
  55     OCSV_Parser(TokenBuf *p_tb, Obj_defn *p_my_obj);
  56     virtual ~OCSV_Parser();
  57     virtual void visit_root(OCS_root& p);
  58     virtual void visit_seq(OCS_seq& p);
  59     virtual void visit_literal(OCS_literal& p);
  60     virtual void visit_setting(OCS_setting& p);
  61   private:
  62     size_t is_ref(size_t pos);
  63     size_t is_tag(size_t pos);
  64     size_t is_constraint(size_t pos);
  65     size_t is_constraints(size_t pos);
  66     size_t is_nakedtype(size_t pos);
  67     size_t is_type(size_t pos);
  68     size_t is_value(size_t pos);
  69     size_t is_object(size_t pos);
  70     size_t is_objectset(size_t pos);
  71     Block* get_first_n(size_t n);
  72     Type* parse_type();
  73     Value* parse_value();
  74     Object* parse_object();
  75     ObjectSet* parse_objectset();
  76   };
  77
  78 } // namespace Asn
  79
  80 #endif // _Asn_OCSV_HH