xref: /openbmc/qemu/net/colo.h (revision ccf0426c09f0989d9874f7c63aff58376e1d972a)
159509ec1SZhang Chen /*
259509ec1SZhang Chen  * COarse-grain LOck-stepping Virtual Machines for Non-stop Service (COLO)
359509ec1SZhang Chen  * (a.k.a. Fault Tolerance or Continuous Replication)
459509ec1SZhang Chen  *
559509ec1SZhang Chen  * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO., LTD.
659509ec1SZhang Chen  * Copyright (c) 2016 FUJITSU LIMITED
759509ec1SZhang Chen  * Copyright (c) 2016 Intel Corporation
859509ec1SZhang Chen  *
959509ec1SZhang Chen  * Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com>
1059509ec1SZhang Chen  *
1159509ec1SZhang Chen  * This work is licensed under the terms of the GNU GPL, version 2 or
1259509ec1SZhang Chen  * later.  See the COPYING file in the top-level directory.
1359509ec1SZhang Chen  */
1459509ec1SZhang Chen 
1559509ec1SZhang Chen #ifndef QEMU_COLO_PROXY_H
1659509ec1SZhang Chen #define QEMU_COLO_PROXY_H
1759509ec1SZhang Chen 
1859509ec1SZhang Chen #include "slirp/slirp.h"
19*ccf0426cSZhang Chen #include "qemu/jhash.h"
2059509ec1SZhang Chen 
2159509ec1SZhang Chen #define HASHTABLE_MAX_SIZE 16384
2259509ec1SZhang Chen 
2359509ec1SZhang Chen typedef struct Packet {
2459509ec1SZhang Chen     void *data;
2559509ec1SZhang Chen     union {
2659509ec1SZhang Chen         uint8_t *network_header;
2759509ec1SZhang Chen         struct ip *ip;
2859509ec1SZhang Chen     };
2959509ec1SZhang Chen     uint8_t *transport_header;
3059509ec1SZhang Chen     int size;
3159509ec1SZhang Chen } Packet;
3259509ec1SZhang Chen 
3359509ec1SZhang Chen int parse_packet_early(Packet *pkt);
3459509ec1SZhang Chen void connection_hashtable_reset(GHashTable *connection_track_table);
3559509ec1SZhang Chen Packet *packet_new(const void *data, int size);
3659509ec1SZhang Chen void packet_destroy(void *opaque, void *user_data);
3759509ec1SZhang Chen 
3859509ec1SZhang Chen #endif /* QEMU_COLO_PROXY_H */
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