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// This may look like C, but it's really -*- C++ -*-
// $Id$
// ============================================================================
//
// = LIBRARY
// TAO
//
// = FILENAME
// Marshal.h
//
// = DESCRIPTION
// Classes that marshal various IDL data types.
//
// = AUTHOR
// Aniruddha S. Gokhale
//
// ============================================================================
#ifndef TAO_MARSHAL_H
#include "ace/pre.h"
#define TAO_MARSHAL_H
#include "tao/corbafwd.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "tao/Typecode.h"
#include "tao/Principal.h"
#include "tao/Any.h"
#include "tao/ORB.h"
class TAO_OutputCDR;
class TAO_InputCDR;
// = Forward declarations.
class TAO_Marshal_Object;
class TAO_Marshal_Primitive;
class TAO_Marshal_Any;
class TAO_Marshal_TypeCode;
class TAO_Marshal_Principal;
class TAO_Marshal_ObjRef;
class TAO_Marshal_Struct;
class TAO_Marshal_Union;
class TAO_Marshal_String;
class TAO_Marshal_Sequence;
class TAO_Marshal_Array;
class TAO_Marshal_Alias;
class TAO_Marshal_Except;
class TAO_Marshal_WString;
class TAO_Export TAO_Marshal_Factory
{
// = TITLE
// A Factory for generating specialized marshaling objects
//
// = DESCRIPTION
public:
TAO_Marshal_Factory (void);
// constructor
virtual ~TAO_Marshal_Factory (void);
// destructor
virtual TAO_Marshal_Object *make_marshal_object (CORBA::TypeCode_ptr tc,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// Factory method that returns the appropriate marshal object.
private:
struct TAO_Marshal_Object_Entry
{
TAO_Marshal_Object *obj_;
};
TAO_Marshal_Object_Entry mobj_table_[CORBA::TC_KIND_COUNT];
// A table of specialized marshal objects indexed by the kind_ field
};
class TAO_Export TAO_Marshal
{
// = TITLE
// Namespace in which to put otherwise "global" methods like
// initialize, etc.
public:
static void init (void);
// initializaton method to initialize all the marshaling objects and
// populating them in the Factory.
static TAO_Marshal_Factory* DEFAULT_MARSHAL_FACTORY;
// default marshaling factory that uses the interpretive marshaling engine of
// TAO.
};
class TAO_Export TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Object
//
// = DESCRIPTION
// The Marshaling object that provides a common interface to the
// CDR object for marshaling different IDL data types
//
// Provides a set of virtual methods for appending and skipping
// data over a CDR stream.
public:
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ()) = 0;
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ()) = 0;
// append operation
TAO_Marshal_Object (void);
// constructor
virtual ~TAO_Marshal_Object (void);
// destructor
};
class TAO_Export TAO_Marshal_Primitive: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Primitive
// = DESCRIPTION
// marshaling primitives
public:
TAO_Marshal_Primitive (void);
virtual ~TAO_Marshal_Primitive (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Any: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Any
// = DESCRIPTION
// Marshal an Any
public:
TAO_Marshal_Any (void);
virtual ~TAO_Marshal_Any (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_TypeCode: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_TypeCode
// = DESCRIPTION
// marshal a typecode
public:
TAO_Marshal_TypeCode (void);
virtual ~TAO_Marshal_TypeCode (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Principal: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Principal
// = DESCRIPTION
// marshal a principal
public:
TAO_Marshal_Principal (void);
virtual ~TAO_Marshal_Principal (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_ObjRef: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_ObjRef
// = DESCRIPTION
// marshal an object reference
public:
TAO_Marshal_ObjRef (void);
virtual ~TAO_Marshal_ObjRef (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Struct: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Struct
// = DESCRIPTION
// marshal a struct
public:
TAO_Marshal_Struct (void);
virtual ~TAO_Marshal_Struct (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Union: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Union
// = DESCRIPTION
// marshal a union
public:
TAO_Marshal_Union (void);
virtual ~TAO_Marshal_Union (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_String: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_String
// = DESCRIPTION
// marshal a string
public:
TAO_Marshal_String (void);
virtual ~TAO_Marshal_String (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Sequence: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Sequence
// = DESCRIPTION
// marshal a sequence
public:
TAO_Marshal_Sequence (void);
virtual ~TAO_Marshal_Sequence (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Array: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Array
// = DESCRIPTION
// marshal an array
public:
TAO_Marshal_Array (void);
virtual ~TAO_Marshal_Array (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Alias: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Alias
// = DESCRIPTION
// marshal an alias
public:
TAO_Marshal_Alias (void);
virtual ~TAO_Marshal_Alias (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_Except: public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_Except
// = DESCRIPTION
// marshal an exception
public:
TAO_Marshal_Except (void);
~TAO_Marshal_Except (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
class TAO_Export TAO_Marshal_WString : public TAO_Marshal_Object
{
// = TITLE
// TAO_Marshal_WString
// = DESCRIPTION
// marshal a wide string
public:
TAO_Marshal_WString (void);
~TAO_Marshal_WString (void);
virtual CORBA::TypeCode::traverse_status skip (CORBA::TypeCode_ptr tc,
void *context,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// skip operation
virtual CORBA::TypeCode::traverse_status append (CORBA::TypeCode_ptr tc,
TAO_InputCDR *src,
TAO_OutputCDR *dest,
CORBA_Environment &ACE_TRY_ENV = TAO_default_environment ());
// append operation
};
#if defined (__ACE_INLINE__)
# include "tao/Marshal.i"
#endif /* __ACE_INLINE__ */
#include "ace/post.h"
#endif /* TAO_MARSHAL_H */
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