Ben Pfaff
6b617bac12
This makes it easier to install the headers, or to use them directly from another software package with -I$(openflow)/include, without invading the top-level include file namespace.
40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
#ifdef SUPPORT_SNAT
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#ifndef ACT_SNAT_H
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#define ACT_SNAT_H
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#include <linux/list.h>
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#include <linux/skbuff.h>
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#include <linux/rcupdate.h>
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#include "openflow/nicira-ext.h"
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#include "datapath.h"
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/* Cache of IP->MAC mappings on the side hidden by the SNAT */
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struct snat_mapping {
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struct list_head node;
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uint32_t ip_addr; /* Stored in network-order */
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uint8_t hw_addr[ETH_ALEN];
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unsigned long used; /* Last used time (in jiffies). */
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struct rcu_head rcu;
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};
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struct snat_conf {
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uint32_t ip_addr_start; /* Stored in host-order */
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uint32_t ip_addr_end; /* Stored in host-order */
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uint16_t mac_timeout;
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struct list_head mappings; /* List of snat_mapping entries */
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};
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#define MAC_TIMEOUT_DEFAULT 120
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void snat_local_in(struct sk_buff *skb);
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int snat_pre_route(struct sk_buff *skb);
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void snat_skb(struct datapath *dp, struct sk_buff *skb, int out_port);
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void snat_maint(struct net_bridge_port *p);
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int snat_mod_config(struct datapath *, const struct nx_act_config *);
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int snat_free_conf(struct net_bridge_port *p);
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#endif
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#endif
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