/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef TCPMON_SESSION_H
#define TCPMON_SESSION_H

#include <axutil_env.h>
#include <tcpmon_entry.h>
#include <axutil_string.h>

/**
 * @file tcpmon_session.h
 * @brief represent session of tcpmon
 */

#ifdef __cplusplus
extern "C"
{
#endif

    /**
     * @defgroup represent session of tcpmon
     * @ingroup tcpmon
     * @{
     */

    typedef struct tcpmon_session_ops tcpmon_session_ops_t;
    typedef struct tcpmon_session tcpmon_session_t;

    /**
     * callback functions for the tcpmon session
     */
    typedef int(
        *TCPMON_SESSION_NEW_ENTRY_FUNCT)(
            const axutil_env_t * env,
            tcpmon_entry_t * entry,
            int status);            /* 0-started, 1-finished */

    typedef int(
        *TCPMON_SESSION_TRANS_ERROR_FUNCT)(
            const axutil_env_t * env,
            axis2_char_t * error_message);

    struct tcpmon_session_ops
    {

        /**
         * free the tcpmon_session.
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         * @return AXIS2_SUCCESS on success, else AXIS2_FAILURE.
         */
        axis2_status_t(
            AXIS2_CALL
            * free)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        axis2_status_t(
            AXIS2_CALL
            * set_test_bit)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                int test_bit);

        axis2_status_t(
            AXIS2_CALL
            * get_test_bit)(
                tcpmon_session_t * session,
                const axutil_env_t * env);
        axis2_status_t(
            AXIS2_CALL
            * set_format_bit)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                int format_bit);

        int(
            AXIS2_CALL
            * get_format_bit)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        /**
         * configure the listening port.
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         * @param listen_port listening port ( port of a localhost).
         * @return AXIS2_SUCCESS on success, else AXIS2_FAILURE.
         */
        axis2_status_t(
            AXIS2_CALL
            * set_listen_port)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                int listen_port);

        /**
         * retrieve the listening port
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         */
        int(
            AXIS2_CALL
            * get_listen_port)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        /**
         * configure the target port
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         * @param target_port tartet port
         * @return AXIS2_SUCCESS on success, else AXIS2_FAILURE.
         */
        axis2_status_t(
            AXIS2_CALL
            * set_target_port)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                int target_port);

        /**
         * retrieve the target port
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         */
        int(
            AXIS2_CALL
            * get_target_port)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        /**
         * configure the target host
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         * @param target_host url of the target host
         * @return AXIS2_SUCCESS on success, else AXIS2_FAILURE.
         */
        axis2_status_t(
            AXIS2_CALL
            * set_target_host)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                axis2_char_t * target_host);

        /**
         * retrieve the base uri of the target host
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         */
        axis2_char_t *(
            AXIS2_CALL
            * get_target_host)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        /**
         * start the session
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         */
        axis2_status_t(
            AXIS2_CALL
            * start)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        /**
         * stop the session.
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         */
        axis2_status_t(
            AXIS2_CALL
            * stop)(
                tcpmon_session_t * session,
                const axutil_env_t * env);

        /**
         * set on new entry.
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         * @param on_new_entry_funct function to triger on new entry
         */
        axis2_status_t(
            AXIS2_CALL
            * on_new_entry)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                TCPMON_SESSION_NEW_ENTRY_FUNCT on_new_entry_funct);

        /**
         * set on new entry.
         * @param session represet the type object.
         * @param env pointer to environment struct. MUST NOT be NULL.
         * @param on_new_entry function to triger on new entry
         */
        axis2_status_t(
            AXIS2_CALL
            * on_trans_fault)(
                tcpmon_session_t * session,
                const axutil_env_t * env,
                TCPMON_SESSION_TRANS_ERROR_FUNCT on_trans_fault_funct);

    };

    struct tcpmon_session
    {
        tcpmon_session_ops_t *ops;
    };

    /**
     * Creates tcpmon_session struct
     * @param env double pointer to environment struct. MUST NOT be NULL
     * @return pointer to newly created tcpmon_session struct
     */
    tcpmon_session_t *AXIS2_CALL
    tcpmon_session_create(
        const axutil_env_t * env);

    /*************************** Function macros **********************************/

#define TCPMON_SESSION_FREE(session, env) \
        ((session)->ops->free (session, env))

#define TCPMON_SESSION_SET_TEST_BIT(session, env, test_bit) \
        ((session)->ops->set_test_bit(session, env, test_bit))

#define TCPMON_SESSION_GET_TEST_BIT(session, env) \
        ((session)->ops->get_test_bit(session, env))

#define TCPMON_SESSION_SET_FORMAT_BIT(session, env, format_bit) \
        ((session)->ops->set_format_bit(session, env, format_bit))

#define TCPMON_SESSION_GET_FORMAT_BIT(session, env) \
        ((session)->ops->get_format_bit(session, env))

#define TCPMON_SESSION_SET_LISTEN_PORT(session, env, listen_port) \
        ((session)->ops->set_listen_port(session, env, listen_port))

#define TCPMON_SESSION_GET_LISTEN_PORT(session, env) \
        ((session)->ops->get_listen_port(session, env))

#define TCPMON_SESSION_SET_TARGET_PORT(session, env, target_port) \
        ((session)->ops->set_target_port(session, env, target_port))

#define TCPMON_SESSION_GET_TARGET_PORT(session, env) \
        ((session)->ops->get_target_port(session, env))

#define TCPMON_SESSION_SET_TARGET_HOST(session, env, target_host) \
        ((session)->ops->set_target_host(session, env, target_host))

#define TCPMON_SESSION_GET_TARGET_HOST(session, env) \
        ((session)->ops->get_target_host(session, env))

#define TCPMON_SESSION_START(session, env) \
        ((session)->ops->start(session, env))

#define TCPMON_SESSION_STOP(session, env) \
        ((session)->ops->stop(session, env))

#define TCPMON_SESSION_ON_TRANS_FAULT(session, env, funct) \
        ((session)->ops->on_trans_fault(session, env, funct))

#define TCPMON_SESSION_ON_NEW_ENTRY(session, env, funct) \
        ((session)->ops->on_new_entry(session, env, funct))

    /** @} */

#ifdef __cplusplus
}
#endif

#endif                          /* TCPMON_SESSION_H */