msu_state.h

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/*
START OF LICENSE STUB
    DeDOS: Declarative Dispersion-Oriented Software
    Copyright (C) 2017 University of Pennsylvania, Georgetown University

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    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
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
END OF LICENSE STUB
*/
#ifndef MSU_STATE_H_
#define MSU_STATE_H_
#include "msu_message.h"

// Forward declaration to avoid circular dependency
struct local_msu;

int msu_num_states(struct local_msu *msu);

void *msu_init_state(struct local_msu *msu, struct msu_msg_key *key, size_t size);

void *msu_get_state(struct local_msu *msu, struct msu_msg_key *key, size_t *size);

int msu_free_state(struct local_msu *msu, struct msu_msg_key *key);

int msu_free_all_state(struct local_msu *msu);
#endif