/* Copyright (C) 2007-2010 Open Information Security Foundation

 *

 * You can copy, redistribute or modify this Program under the terms of

 * the GNU General Public License version 2 as published by the Free

 * Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * version 2 along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

 * 02110-1301, USA.

 */

#include "suricata-common.h"

#include "tm-threads.h"

#include "conf.h"

#include "runmodes.h"

#include "runmode-erf-dag.h"

#include "output.h"

#include "detect-engine.h"

#include "util-debug.h"

#include "util-time.h"

#include "util-cpu.h"

#include "util-affinity.h"

#include "util-runmodes.h"

static int DagConfigGetThreadCount(void *conf)

{

    return 1;

}

static void *ParseDagConfig(const char *iface)

{

    return (void *)iface;

}

const char *RunModeErfDagGetDefaultMode(void)

{

    return "autofp";

}

void RunModeErfDagRegister(void)

{

    RunModeRegisterNewRunMode(RUNMODE_DAG, "autofp",

            "Multi threaded DAG mode.  Packets from "

            "each flow are assigned to a single detect "

            "thread, unlike \"dag_auto\" where packets "

            "from the same flow can be processed by any "

            "detect thread",

            RunModeIdsErfDagAutoFp, NULL);

    RunModeRegisterNewRunMode(

            RUNMODE_DAG, "single", "Singled threaded DAG mode", RunModeIdsErfDagSingle, NULL);

    RunModeRegisterNewRunMode(RUNMODE_DAG, "workers",

            "Workers DAG mode, each thread does all "

            " tasks from acquisition to logging",

            RunModeIdsErfDagWorkers, NULL);

    return;

}

int RunModeIdsErfDagSingle(void)

{

    int ret;

    SCEnter();

    TimeModeSetLive();

    ret = RunModeSetLiveCaptureSingle(ParseDagConfig,

        DagConfigGetThreadCount,

        "ReceiveErfDag",

        "DecodeErfDag",

        thread_name_single,

        NULL);

    if (ret != 0) {

        FatalError("DAG single runmode failed to start");

    }

    SCLogInfo("RunModeIdsDagSingle initialised");

    SCReturnInt(0);

}

int RunModeIdsErfDagAutoFp(void)

{

    int ret;

    SCEnter();

    TimeModeSetLive();

    ret = RunModeSetLiveCaptureAutoFp(ParseDagConfig, DagConfigGetThreadCount, "ReceiveErfDag",

            "DecodeErfDag", thread_name_autofp, NULL);

    if (ret != 0) {

        FatalError("DAG autofp runmode failed to start");

    }

    SCLogInfo("RunModeIdsDagAutoFp initialised");

    SCReturnInt(0);

}

int RunModeIdsErfDagWorkers(void)

{

    int ret;

    SCEnter();

    TimeModeSetLive();

    ret = RunModeSetLiveCaptureWorkers(ParseDagConfig, DagConfigGetThreadCount, "ReceiveErfDag",

            "DecodeErfDag", thread_name_workers, NULL);

    if (ret != 0) {

        FatalError("DAG workers runmode failed to start");

    }

    SCLogInfo("RunModeIdsErfDagWorkers initialised");

    SCReturnInt(0);

}