src/usr/diag/attn/attn.C


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/*  IBM_PROLOG_BEGIN_TAG
 *  This is an automatically generated prolog.
 *
 *  $Source: src/usr/diag/attn/attn.C $
 *
 *  IBM CONFIDENTIAL
 *
 *  COPYRIGHT International Business Machines Corp. 2012
 *
 *  p1
 *
 *  Object Code Only (OCO) source materials
 *  Licensed Internal Code Source Materials
 *  IBM HostBoot Licensed Internal Code
 *
 *  The source code for this program is not published or other-
 *  wise divested of its trade secrets, irrespective of what has
 *  been deposited with the U.S. Copyright Office.
 *
 *  Origin: 30
 *
 *  IBM_PROLOG_END_TAG
 */
/**
 * @file attn.C
 *
 * @brief HBATTN utility function definitions.
 */

#include "attnprd.H"
#include "attnresolv.H"
#include "attnops.H"
#include "attnlist.H"
#include "attntrace.H"
#include "attnsvc.H"

using namespace std;
using namespace PRDF;
using namespace TARGETING;

namespace ATTN
{

errlHndl_t startService()
{
    return Singleton<Service>::instance().start();
}

errlHndl_t stopService()
{
    return Singleton<Service>::instance().stop();
}

void PrdImpl::installPrd()
{
    getPrdWrapper().setImpl(*this);
}

errlHndl_t PrdImpl::callPrd(const AttentionList & i_attentions)
{
    // forward call to the real PRD

    errlHndl_t err = 0;

    // convert attention list to PRD type

    AttnList attnList;

    i_attentions.getAttnList(attnList);

    if(!attnList.empty())
    {
        err = PrdMain(INVALID_ATTENTION_TYPE, attnList);
    }

    return err;
}

PrdWrapper & getPrdWrapper()
{
    // prd wrapper singleton access

    static PrdWrapper w;

    return w;
}

PrdWrapper::PrdWrapper()
    : iv_impl(&Singleton<PrdImpl>::instance())
{
    // default call the real PRD
}

errlHndl_t PrdWrapper::callPrd(const AttentionList & i_attentions)
{
    // forward call to the installed PRD implementation.

    ATTN_DBG("call PRD with %d using: %p", i_attentions.size(), iv_impl);

    return iv_impl->callPrd(i_attentions);
}

errlHndl_t Resolver::resolve(
        TARGETING::TargetHandle_t i_proc,
        AttentionList & o_attentions)
{
    // default resolver.  determine what attentions are unmasked
    // in the ipoll mask register and query the proc & mem
    // resolvers for active attentions

    return 0;
}

ResolverWrapper & getResolverWrapper()
{
    // resolver wrapper singleton access

    static ResolverWrapper w;

    return w;
}

ResolverWrapper::ResolverWrapper()
    : iv_impl(&Singleton<Resolver>::instance())
{
    // default call the real resolver
}

errlHndl_t ResolverWrapper::resolve(
        TARGETING::TargetHandle_t i_proc,
        AttentionList & o_attentions)
{
    // forward call to the installed resolver implementation

    errlHndl_t err = iv_impl->resolve(i_proc, o_attentions);

    if(!err)
    {
        ATTN_DBG("resolved %d using: %p", o_attentions.size(), iv_impl);
    }

    return err;
}

int64_t Attention::compare(const Attention & i_rhs) const
{
    return ATTN::compare(iv_data, i_rhs.iv_data);
}

int64_t compare(const AttnData & i_l, const AttnData & i_r)
{
    if(i_l.attnType < i_r.attnType)
    {
        return -1;
    }

    if(i_r.attnType < i_l.attnType)
    {
        return 1;
    }

    if(i_l.targetHndl < i_r.targetHndl)
    {
        return -1;
    }

    if(i_r.targetHndl < i_l.targetHndl)
    {
        return 1;
    }

    return 0;
}
}