totemudp.h

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/*
 * Copyright (c) 2005 MontaVista Software, Inc.
 * Copyright (c) 2006-2011 Red Hat, Inc.
 *
 * All rights reserved.
 *
 * Author: Steven Dake (sdake@redhat.com)
 *
 * This software licensed under BSD license, the text of which follows:
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * - Neither the name of the MontaVista Software, Inc. nor the names of its
 *   contributors may be used to endorse or promote products derived from this
 *   software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef TOTEMUDP_H_DEFINED
#define TOTEMUDP_H_DEFINED
 
#include <sys/types.h>
#include <sys/socket.h>
#include <qb/qbloop.h>
 
#include <corosync/totem/totem.h>
 
extern int totemudp_initialize (
        qb_loop_t* poll_handle,
        void **udp_context,
        struct totem_config *totem_config,
        totemsrp_stats_t *stats,
        void *context,
 
        void (*deliver_fn) (
                void *context,
                const void *msg,
                unsigned int msg_len,
                const struct sockaddr_storage *system_from),
 
        void (*iface_change_fn) (
                void *context,
                const struct totem_ip_address *iface_address,
                unsigned int ring_no),
 
        void (*mtu_changed) (
                void *context,
                int net_mtu),
 
        void (*target_set_completed) (
                void *context));
 
extern void *totemudp_buffer_alloc (void);
 
extern void totemudp_buffer_release (void *ptr);
 
extern int totemudp_processor_count_set (
        void *udp_context,
        int processor_count);
 
extern int totemudp_token_send (
        void *udp_context,
        const void *msg,
        unsigned int msg_len);
 
extern int totemudp_mcast_flush_send (
        void *udp_context,
        const void *msg,
        unsigned int msg_len);
 
extern int totemudp_mcast_noflush_send (
        void *udp_context,
        const void *msg,
        unsigned int msg_len);
 
extern int totemudp_nodestatus_get (void *net_context, unsigned int nodeid,
                                    struct totem_node_status *node_status);
 
extern int totemudp_ifaces_get (void *net_context,
        char ***status,
        unsigned int *iface_count);
 
extern int totemudp_recv_flush (void *udp_context);
 
extern int totemudp_send_flush (void *udp_context);
 
extern int totemudp_iface_set (void *net_context,
       const struct totem_ip_address *local_addr,
       unsigned short ip_port,
       unsigned int iface_no);
 
extern int totemudp_iface_check (void *udp_context);
 
extern int totemudp_finalize (void *udp_context);
 
extern void totemudp_net_mtu_adjust (void *udp_context, struct totem_config *totem_config);
 
extern int totemudp_token_target_set (
        void *udp_context,
        unsigned int nodeid);
 
extern int totemudp_crypto_set (
        void *udp_context,
        const char *cipher_type,
        const char *hash_type);
 
extern int totemudp_recv_mcast_empty (
        void *udp_context);
 
extern int totemudp_member_add (
        void *udpu_context,
        const struct totem_ip_address *local,
        const struct totem_ip_address *member,
        int ring_no);
 
extern int totemudp_member_remove (
        void *udpu_context,
        const struct totem_ip_address *member,
        int ring_no);
 
extern int totemudp_reconfigure (
        void *udp_context,
        struct totem_config *totem_config);
 
#endif /* TOTEMUDP_H_DEFINED */