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// -*- Mode: C++; -*-
// Package : omniORB
// tcParser.h Created on: 8/1998
// Author1 : James Weatherall (jnw)
// Author2 : David Riddoch (djr)
//
// Copyright (C) 2004 Apasphere Ltd
// Copyright (C) 1996-1999 AT&T Laboratories Cambridge
//
// This file is part of the omniORB library
//
// The omniORB library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library. If not, see http://www.gnu.org/licenses/
//
//
// Description:
//
// TypeCode-oriented data parser.
//
// The tcParser is used to maniuplate data described by TypeCodes.
//
// Functions are provided to copy from one stream to another, driven
// by the the TypeCode.
//
#ifndef __TCPARSER_H__
#define __TCPARSER_H__
#include <omniORB4/anyStream.h>
OMNI_NAMESPACE_BEGIN(omni)
class TypeCode_base;
_CORBA_MODULE tcParser
_CORBA_MODULE_BEG
// -=- Core functions
// All functions affect in/out pointers in streams
_CORBA_MODULE_FN
void copyStreamToStream(const CORBA::TypeCode_ptr tc,
cdrStream& src,
cdrStream& dest);
// Copy data from src stream to dest stream, using tc
// to control marshalling/unmarshalling. Does not
// rewind or reset either stream. tc must not be nil.
_CORBA_MODULE_FN
void skip(const CORBA::TypeCode_ptr tc, cdrStream &s);
// Read and discard data of type <tc> from the stream.
// Throws a CORBA::MARSHAL exception if a marshalling error
// is encountered.
// -=- cdrMemoryStream helper functions
inline _CORBA_MODULE_FN
void copyStreamToMemStream_flush(const CORBA::TypeCode_ptr tc,
cdrStream& src,
cdrAnyMemoryStream& dest) {
dest.rewindPtrs();
copyStreamToStream(tc, src, dest);
}
// Read data of type <tc> from a cdrStream but flush the memory
// stream first.
// Same exception behaviour as copyStreamToStream.
inline _CORBA_MODULE_FN
void copyMemStreamToStream_rdonly(const CORBA::TypeCode_ptr tc,
const cdrAnyMemoryStream& src,
cdrStream& dest) {
cdrAnyMemoryStream tmp_mbs(src, 1);
copyStreamToStream(tc, tmp_mbs, dest);
}
// Read data of type <tc> from a memory stream to a cdrStream.
// Data will be read through a read-only memory stream.
// Same exception behaviour as copyStreamToStream.
_CORBA_MODULE_END
OMNI_NAMESPACE_END(omni)
#endif // __TCPARSER_H__
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