prime_hash.h

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/*
 * $Id$
 *
 * Copyright (C) 2007 1&1 Internet AG
 *
 * This file is part of SIP-router, a free SIP server.
 *
 * SIP-router 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 2 of the License, or
 * (at your option) any later version
 *
 * SIP-router 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, write to the Free Software 
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef PRIME_HASH_H
#define PRIME_HASH_H 1

#include "../../parser/msg_parser.h"


enum hash_source {
        shs_call_id = 1,
        shs_from_uri,
        shs_from_user,
        shs_to_uri,
        shs_to_user,
        shs_rand,
        shs_error
};

typedef int (*hash_func_t)(struct sip_msg * msg,
        enum hash_source source, int denominator);


int hash_func (struct sip_msg * msg,
                         enum hash_source source, int denominator);

#endif