/usr/include/omniORB4/internal/localIdentity.h is in libomniorb4-dev 4.2.2-0.8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Package : omniORB2
// localIdentity.h Created on: 16/6/99
// Author : David Riddoch (djr)
//
// Copyright (C) 2003-2010 Apasphere Ltd
// Copyright (C) 1996-1999 AT&T Research 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:
// Encapsulation of the identity of a local object implementation.
//
#ifndef __OMNIORB_LOCALIDENTITY_H__
#define __OMNIORB_LOCALIDENTITY_H__
#include <omniIdentity.h>
#ifdef _core_attr
# error "A local CPP macro _core_attr has already been defined."
#endif
#if defined(_OMNIORB_LIBRARY)
# define _core_attr
#else
# define _core_attr _OMNIORB_NTDLL_IMPORT
#endif
class omniServant;
class omniObjRef;
class omniCallHandle;
OMNI_NAMESPACE_BEGIN(omni)
class omniObjAdapter;
class omniLocalIdentity_RefHolder;
OMNI_NAMESPACE_END(omni)
class omniLocalIdentity : public omniIdentity {
public:
inline ~omniLocalIdentity() {}
inline omniLocalIdentity(omniObjKey& key,
omniServant* servant,
_OMNI_NS(omniObjAdapter)* adapter)
: omniIdentity(key),
pd_nInvocations(1),
pd_servant(servant),
pd_adapter(adapter),
pd_deactivated(0)
{}
// May consume <key> (if it is bigger than inline key buffer).
// Constructs an identity with ref count of 1.
inline omniLocalIdentity(const _CORBA_Octet* key, int keysize,
omniServant* servant,
_OMNI_NS(omniObjAdapter)* adapter)
: omniIdentity(key, keysize),
pd_nInvocations(1),
pd_servant(servant),
pd_adapter(adapter),
pd_deactivated(0)
{}
// Copies <key>. Constructs an identity with ref count
// of 1.
virtual void dispatch(omniCallDescriptor&);
virtual void gainRef(omniObjRef* obj = 0);
virtual void loseRef(omniObjRef* obj = 0);
protected:
virtual omniIdentity::equivalent_fn get_real_is_equivalent() const;
// Override omniIdentity.
public:
void dispatch(omniCallHandle&);
// Dispatches a remote invocation. Grabs a reference
// to this identity, and dispatches the call to the
// object adapter (releasing the reference before
// returning).
// Must hold <omni::internalLock> on entry. It is not held
// on exit.
inline omniServant* servant() const { return pd_servant; }
inline _OMNI_NS(omniObjAdapter)* adapter() const { return pd_adapter; }
inline int is_idle() const { return !pd_nInvocations;}
inline _CORBA_Boolean deactivated() const { return pd_deactivated; }
// For each of the above the ownership of the returned value
// is the responsibility of this object. No reference counts
// are incremented.
inline void setServant(omniServant* servant, _OMNI_NS(omniObjAdapter)* oa) {
OMNIORB_ASSERT(!pd_servant); OMNIORB_ASSERT(servant);
OMNIORB_ASSERT(!pd_adapter && oa);
pd_servant = servant;
pd_adapter = oa;
}
virtual _CORBA_Boolean inThisAddressSpace();
// Override omniIdentity.
virtual void* ptrToClass(int* cptr);
static inline omniLocalIdentity* downcast(omniIdentity* i) {
return (omniLocalIdentity*)i->ptrToClass(&_classid);
}
static _core_attr int _classid;
// Dynamic casting mechanism.
inline const _CORBA_Boolean* p_deactivated() const { return &pd_deactivated;}
// This evil construction is used in the local shortcut
// implementation to detect when the local identity has been
// deactivated and the local shortcut can no longer be used. It is,
// of course, totally unthreadsafe.
static _CORBA_Boolean real_is_equivalent(const omniIdentity*,
const omniIdentity*);
protected:
int pd_nInvocations;
// This count gives the number of method calls in progress
// on this object. When it goes to zero, we check to see
// if anyone is interested in such an event.
// To prevent this overhead when we are not interested in
// invocations being finished, we add one to this value, so
// that it never goes to zero. The initial value is 1 for
// this reason. deactivate() decrements this value, so that
// the adapter will be told when there are no invocations.
omniServant* pd_servant;
// Nil if this object is not yet incarnated, but once set
// is immutable.
// The object adapter is responsible for managing the
// etherealisation of the servant.
_OMNI_NS(omniObjAdapter)* pd_adapter;
// Nil if this object is not yet incarnated, but once set
// is immutable. We cannot have a pointer to the adapter
// before the object is incarnated, since the adapter itself
// may not yet exist either.
// We do not hold a reference to this adapter, since it will
// (must!) outlive this object.
_CORBA_Boolean pd_deactivated;
// True if this localIdentity is no longer active, and cannot be
// used for invocations.
private:
friend class _OMNI_NS(omniLocalIdentity_RefHolder);
omniLocalIdentity(const omniLocalIdentity&);
omniLocalIdentity& operator = (const omniLocalIdentity&);
// Not implemented.
};
#undef _core_attr
#endif // __OMNIORB_LOCALIDENTITY_H__
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