170 lines
3.7 KiB
C++
170 lines
3.7 KiB
C++
/*************************************************************************\
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* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
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* National Laboratory.
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* Copyright (c) 2002 The Regents of the University of California, as
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* Operator of Los Alamos National Laboratory.
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* EPICS BASE Versions 3.13.7
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* and higher are distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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\*************************************************************************/
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/*
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*
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* L O S A L A M O S
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* Los Alamos National Laboratory
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* Los Alamos, New Mexico 87545
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*
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* Copyright, 1986, The Regents of the University of California.
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*
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* Author: Jeff Hill
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*/
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#include <stdexcept>
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#include <limits.h>
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#include <float.h>
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#define epicsAssertAuthor "Jeff Hill johill@lanl.gov"
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#include "iocinf.h"
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#include "cac.h"
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#include "netiiu.h"
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netiiu::~netiiu ()
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{
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}
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bool netiiu::ca_v42_ok (
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epicsGuard < epicsMutex > & ) const
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{
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return false;
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}
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bool netiiu::ca_v41_ok (
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epicsGuard < epicsMutex > & ) const
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{
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return false;
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}
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void netiiu::writeRequest (
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epicsGuard < epicsMutex > &, nciu &,
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unsigned, arrayElementCount, const void * )
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{
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throw cacChannel::notConnected();
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}
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void netiiu::writeNotifyRequest (
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epicsGuard < epicsMutex > &,
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nciu &, netWriteNotifyIO &, unsigned,
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arrayElementCount, const void * )
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{
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throw cacChannel::notConnected();
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}
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void netiiu::readNotifyRequest (
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epicsGuard < epicsMutex > &,
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nciu &, netReadNotifyIO &, unsigned, arrayElementCount )
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{
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throw cacChannel::notConnected();
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}
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void netiiu::clearChannelRequest (
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epicsGuard < epicsMutex > &, ca_uint32_t, ca_uint32_t )
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{
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}
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void netiiu::subscriptionRequest (
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epicsGuard < epicsMutex > &, nciu &, netSubscription & )
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{
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}
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void netiiu::subscriptionCancelRequest (
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epicsGuard < epicsMutex > &, nciu &, netSubscription & )
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{
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}
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void netiiu::subscriptionUpdateRequest (
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epicsGuard < epicsMutex > &, nciu &, netSubscription & )
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{
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}
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static const char * const pHostNameNetIIU = "<disconnected>";
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unsigned netiiu::getHostName (
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epicsGuard < epicsMutex > & guard,
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char * pBuf, unsigned bufLen ) const throw ()
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{
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if ( bufLen ) {
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unsigned len = strlen ( pHostNameNetIIU );
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strncpy ( pBuf, pHostNameNetIIU, bufLen );
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if ( len < bufLen ) {
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return len;
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}
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else {
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unsigned reducedSize = bufLen - 1u;
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pBuf[reducedSize] = '\0';
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return reducedSize;
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}
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}
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return 0u;
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}
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const char * netiiu::pHostName (
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epicsGuard < epicsMutex > & ) const
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{
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return pHostNameNetIIU;
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}
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osiSockAddr netiiu::getNetworkAddress (
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epicsGuard < epicsMutex > & ) const
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{
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osiSockAddr addr;
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addr.sa.sa_family = AF_UNSPEC;
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return addr;
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}
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void netiiu::flushRequest (
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epicsGuard < epicsMutex > & )
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{
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}
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void netiiu::eliminateExcessiveSendBacklog (
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epicsGuard < epicsMutex > *,
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epicsGuard < epicsMutex > & )
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{
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}
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void netiiu::requestRecvProcessPostponedFlush (
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epicsGuard < epicsMutex > & )
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{
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}
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void netiiu::uninstallChan (
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epicsGuard < epicsMutex > &, nciu & )
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{
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throw cacChannel::notConnected();
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}
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double netiiu::receiveWatchdogDelay (
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epicsGuard < epicsMutex > & guard ) const
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{
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return - DBL_MAX;
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}
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void netiiu::uninstallChanDueToSuccessfulSearchResponse (
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epicsGuard < epicsMutex > &, nciu &,
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const epicsTime & currentTime )
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{
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throw std::runtime_error (
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"search response occured when not attached to udpiiu?" );
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}
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bool netiiu::searchMsg (
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epicsGuard < epicsMutex > &, ca_uint32_t id,
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const char * pName, unsigned nameLength )
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{
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return false;
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}
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