// PD_TRACE_DECLARE_FUNCTION ( SDB_PMDLOGGWENTPNT, "pmdLoggWEntryPoint" )
INT32 pmdLoggWEntryPoint ( pmdEDUCB *cb, void *pData )
{
INT32 rc = SDB_OK ;
PD_TRACE_ENTRY ( SDB_PMDLOGGWENTPNT );
pmdEDUMgr * eduMgr = cb->getEDUMgr() ;
SDB_DPSCB *dpsCb = ( SDB_DPSCB* )pData ;
rc = eduMgr->activateEDU ( cb ) ;
if ( rc )
{
PD_LOG ( PDERROR, "Failed to activate EDU" ) ;
goto error ;
}
while ( !cb->isDisconnected() )
{
rc = dpsCb->run( cb );
if ( rc )
{
PD_LOG ( PDSEVERE, "Failed to run dpsCB, rc = %d", rc ) ;
ossPanic () ;
}
}
rc = dpsCb->tearDown();
if ( rc )
{
PD_LOG ( PDSEVERE, "Failed to run tearDown(), rc = %d", rc ) ;
ossPanic() ;
}
done :
PD_TRACE_EXITRC ( SDB_PMDLOGGWENTPNT, rc );
return rc;
error :
switch ( rc )
{
case SDB_SYS :
PD_LOG ( PDSEVERE, "System error occured" ) ;
break ;
default :
PD_LOG ( PDSEVERE, "Internal error, rc = %d", rc ) ;
}
goto done ;
}
// write data into log file
// PD_TRACE_DECLARE_FUNCTION ( SDB__DPSLOGFILE_WRITE, "_dpsLogFile::write" )
INT32 _dpsLogFile::write( const CHAR *content, UINT32 len )
{
INT32 rc = SDB_OK;
PD_TRACE_ENTRY ( SDB__DPSLOGFILE_WRITE );
_dirty = TRUE ;
if ( len <= _idleSize && _idleSize <= _fileSize )
{
SINT64 writtenLen = 0 ;
UINT32 written = 0 ;
while ( written < len )
{
// write data into the file
// _fileSize - _idleSize is the offset for the current position
rc = ossSeekAndWrite( _file, DPS_LOG_HEAD_LEN + _fileSize -
_idleSize + written, &content[written],
len - written, &writtenLen ) ;
if ( SDB_OK == rc )
{
written += (UINT32)writtenLen ;
}
else
{
PD_LOG ( PDERROR, "Failed to write page data into file[%s], "
"written: %u, len: %u, rc = %d",
toString().c_str(), written, len, rc ) ;
goto error;
}
}
_idleSize -= len ;
}
else if ( len > _idleSize )
{
PD_LOG( PDERROR, "Write page data failed, len[%u] grater than "
"idle size in log file[%s]", len, toString().c_str() ) ;
rc = SDB_SYS ;
goto error ;
}
else
{
PD_LOG( PDERROR, "Wrong idle in log file[%s]", toString().c_str() ) ;
rc = SDB_SYS ;
goto error ;
}
_writeEvent.signalAll() ;
done:
PD_TRACE_EXITRC ( SDB__DPSLOGFILE_WRITE, rc );
return rc;
error:
ossPanic() ;
goto done;
}
