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detect beacons duplicated by redundant routes

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This commit is contained in:
Jeff Hill
2002-02-11 19:23:46 +00:00
parent bb307159d9
commit 5c73a4fa91
6 changed files with 50 additions and 19 deletions
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18
src/ca/casw.cpp
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@@ -121,8 +121,15 @@ int main ( int, char ** )
continue;
}
unsigned byteCount = static_cast <unsigned> ( status );
pCurMsg = reinterpret_cast < const caHdr * > ( ( pCurBuf = buf ) );
while ( status >= static_cast < int > ( sizeof ( *pCurMsg ) ) ) {
while ( byteCount ) {
size_t msgSize = epicsNTOH32 ( pCurMsg->m_postsize ) + sizeof (*pCurMsg) ;
if ( msgSize > byteCount ) {
errlogPrintf ( "CASW: udp input protocol violation\n" );
break;
}
if ( epicsNTOH16 ( pCurMsg->m_cmmd ) == CA_PROTO_RSRV_IS_UP ) {
struct sockaddr_in ina;
@@ -154,6 +161,9 @@ int main ( int, char ** )
ina.sin_port = epicsNTOH16 ( serverPort );
}
unsigned beaconNumber = ntohl ( pCurMsg->m_cid );
unsigned protocolRevision = ntohs ( pCurMsg->m_dataType );
bool netChange;
epicsTime currentTime = epicsTime::getCurrent();
@@ -162,7 +172,7 @@ int main ( int, char ** )
*/
bhe *pBHE = beaconTable.lookup ( ina );
if ( pBHE ) {
netChange = pBHE->updatePeriod ( programBeginTime, currentTime );
netChange = pBHE->updatePeriod ( programBeginTime, currentTime, beaconNumber, protocolRevision );
}
else {
/*
@@ -189,9 +199,9 @@ int main ( int, char ** )
errlogPrintf ("CA server beacon anomaly: %s %s\n", date, host );
}
}
pCurBuf += sizeof ( *pCurMsg ) + epicsNTOH32 ( pCurMsg->m_postsize );
pCurBuf += msgSize;
pCurMsg = reinterpret_cast < const caHdr * > ( pCurBuf );
status -= sizeof ( *pCurMsg ) + epicsNTOH32 ( pCurMsg->m_postsize );
byteCount -= msgSize;
}
}
}