37 lines
949 B
C
37 lines
949 B
C
#ifndef CHAIN_H
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#define CHAIN_H 1
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#include <linux/types.h>
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struct sw_flow;
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struct sw_flow_key;
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struct datapath;
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#define TABLE_LINEAR_MAX_FLOWS 100
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#define TABLE_HASH_MAX_FLOWS 65536
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/* Set of tables chained together in sequence from cheap to expensive. */
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#define CHAIN_MAX_TABLES 4
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struct sw_chain {
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int n_tables;
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struct sw_table *tables[CHAIN_MAX_TABLES];
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struct datapath *dp;
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struct module *owner;
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};
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struct sw_chain *chain_create(struct datapath *);
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struct sw_flow *chain_lookup(struct sw_chain *, const struct sw_flow_key *);
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int chain_insert(struct sw_chain *, struct sw_flow *);
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int chain_delete(struct sw_chain *, const struct sw_flow_key *, uint16_t, int);
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int chain_timeout(struct sw_chain *);
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void chain_destroy(struct sw_chain *);
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void chain_print_stats(struct sw_chain *);
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int chain_set_hw_hook(struct sw_table *(*create_hw_table)(void),
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struct module *owner);
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void chain_clear_hw_hook(void);
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#endif /* chain.h */
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