Files
epics-base/src/ca/hostNameCache.cpp
2001-09-07 23:02:32 +00:00

70 lines
1.7 KiB
C++

/*
* $Id$
*
*
* L O S A L A M O S
* Los Alamos National Laboratory
* Los Alamos, New Mexico 87545
*
* Copyright, 1986, The Regents of the University of California.
*
*
* Author Jeffrey O. Hill
* johill@lanl.gov
*/
#define epicsAssertAuthor "Jeff Hill johill@lanl.gov"
#include "iocinf.h"
#include "hostNameCache.h"
tsFreeList < hostNameCache, 16 > hostNameCache::freeList;
epicsMutex hostNameCache::freeListMutex;
hostNameCache::hostNameCache ( const osiSockAddr &addr, ipAddrToAsciiEngine &engine ) :
ipAddrToAsciiAsynchronous ( addr ),
ioComplete ( false )
{
this->ioInitiate ( engine );
}
void hostNameCache::destroy ()
{
delete this;
}
hostNameCache::~hostNameCache ()
{
}
void hostNameCache::ioCompletionNotify ( const char *pHostNameIn )
{
if ( ! this->ioComplete ) {
strncpy ( this->hostNameBuf, pHostNameIn, sizeof ( this->hostNameBuf ) );
this->hostNameBuf[ sizeof ( this->hostNameBuf ) - 1 ] = '\0';
}
}
void hostNameCache::hostName ( char *pBuf, unsigned bufSize ) const
{
if ( this->ioComplete ) {
strncpy ( pBuf, this->hostNameBuf, bufSize);
pBuf [ bufSize - 1u ] = '\0';
}
else {
osiSockAddr tmpAddr = this->address ();
sockAddrToDottedIP ( &tmpAddr.sa, pBuf, bufSize );
}
}
void * hostNameCache::operator new ( size_t size )
{
return hostNameCache::freeList.allocate ( size );
}
void hostNameCache::operator delete ( void *pCadaver, size_t size )
{
hostNameCache::freeList.release ( pCadaver, size );
}