/usr/include/omniORB4/valueType.h is in libomniorb4-dev 4.1.6-1.
This file is owned by root:root, with mode 0o644.
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// Package : omniORB
// valueType.h Created on: 2003/08/22
// Author : Duncan Grisby
//
// Copyright (C) 2003-2004 Apasphere Ltd.
//
// 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 Library General Public
// License as published by the Free Software Foundation; either
// version 2 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free
// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA
//
//
// Description:
// ValueType definitions
//
/*
$Log$
Revision 1.1.2.4 2004/10/13 17:58:19 dgrisby
Abstract interfaces support; values support interfaces; value bug fixes.
Revision 1.1.2.3 2004/07/26 22:56:38 dgrisby
Support valuetypes in Anys.
Revision 1.1.2.2 2004/07/04 23:53:35 dgrisby
More ValueType TypeCode and Any support.
Revision 1.1.2.1 2003/09/26 16:12:53 dgrisby
Start of valuetype support.
*/
#ifndef __OMNI_VALUETYPE_H__
#define __OMNI_VALUETYPE_H__
#include <omniORB4/CORBA.h>
#include <omniORB4/valueFactoryManager.h>
struct _omni_ValueId {
const char* repoId;
CORBA::ULong hashval;
};
struct _omni_ValueIds {
CORBA::Long idcount;
CORBA::ULong hashval;
_omni_ValueId* repoIds;
};
class omniValueType {
public:
static void marshal(CORBA::ValueBase* val,
const char* repoId,
cdrStream& stream);
// Marshal the value, in a context where the IDL specifies the value
// has type given by <repoId>.
static CORBA::ValueBase* unmarshal(const char* repoId, CORBA::ULong hashval,
CORBA::TypeCode_ptr tc,
cdrStream& stream);
// Unmarshal a value, in a context where the IDL specifies the value
// has type given by <repoId>, with hash <hashval>.
//
// If the TypeCode is present, it is the TypeCode of a value inside
// an Any. When this function is called by static stubs, the
// TypeCode pointer is zero, not nil, for efficiency and cleanliness
// in the stubs.
static CORBA::ValueBase*
handleIncompatibleValue(const char* repoId,
CORBA::ULong hashval,
CORBA::ValueBase* val,
CORBA::CompletionStatus completion);
// When the stubs unmarshal a value, the value returned by unmarshal
// above may not downcast to the required valuetype class. This can
// happen for two reasons. One, the application registered a factory
// that did the wrong thing, in which case we throw BAD_PARAM. Two,
// the value has already been unmarshalled in an Any at a time when
// no factory was registered, meaning that it is an instance of
// UnknownValue. By the time the application tries to extract if
// from the Any, it may have registered a suitable factory, so we
// can now convert the UnknownValue into a suitable value. If that
// succeeds, we return a new value that can be downcast to the
// required valuetype class. If that fails, we throw MARSHAL.
//
// Whatever happens, the input value is consumed.
static inline CORBA::ULong hash_id(const char* id)
{
CORBA::ULong n = 0;
while (*id) n = ((n << 5) ^ (n >> 27)) ^ *id++;
return n;
}
static inline CORBA::ULong hash_ids(const _omni_ValueIds* ids)
{
CORBA::ULong n = 0;
for (CORBA::Long i=0; i < ids->idcount; i++)
n = ((n << 5) ^ (n >> 27)) ^ ids->repoIds[i].hashval;
return n;
}
};
#endif // __OMNI_VALUETYPE_H__
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