session_internal.h

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/* -*- C -*- */
/*
 * Copyright (c) 2012-2020 Seagate Technology LLC and/or its Affiliates
 *
 * Licensed 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.
 *
 * For any questions about this software or licensing,
 * please email opensource@seagate.com or cortx-questions@seagate.com.
 *
 */


#pragma once

#ifndef __MOTR_RPC_SESSION_INT_H__
#define __MOTR_RPC_SESSION_INT_H__

#include "rpc/session.h"

/* Imports */
struct m0_rpc_item;

enum {
        SESSION_ID_0             = 0,
        SESSION_ID_INVALID       = UINT64_MAX,
        SESSION_ID_MIN           = SESSION_ID_0 + 1,
        SESSION_ID_MAX           = SESSION_ID_INVALID - 1,
};

M0_INTERNAL bool m0_rpc_session_invariant(const struct m0_rpc_session *session);

M0_INTERNAL void m0_rpc_session_hold_busy(struct m0_rpc_session *session);

M0_INTERNAL void m0_rpc_session_release(struct m0_rpc_session *session);

M0_INTERNAL void session_state_set(struct m0_rpc_session *session, int state);
M0_INTERNAL int session_state(const struct m0_rpc_session *session);

M0_INTERNAL int m0_rpc_session_init_locked(struct m0_rpc_session *session,
                                           struct m0_rpc_conn *conn);
M0_INTERNAL void m0_rpc_session_fini_locked(struct m0_rpc_session *session);

M0_INTERNAL int m0_rpc_rcv_session_terminate(struct m0_rpc_session *session);

M0_INTERNAL void m0_rpc_session_establish_reply_received(struct m0_rpc_item
                                                         *req);

M0_INTERNAL void m0_rpc_session_terminate_reply_received(struct m0_rpc_item
                                                         *req);

M0_INTERNAL bool m0_rpc_session_is_idle(const struct m0_rpc_session *session);

M0_INTERNAL void m0_rpc_session_item_failed(struct m0_rpc_item *item);

M0_INTERNAL struct m0_rpc_machine *session_machine(const struct m0_rpc_session
                                                   *s);

M0_TL_DESCR_DECLARE(rpc_session, M0_EXTERN);
M0_TL_DECLARE(rpc_session, M0_INTERNAL, struct m0_rpc_session);

#endif

/*
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 */