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68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/* Copyright (c) 2008 Victor Julien <victor@inliniac.net> */
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#ifndef __FLOW_PRIVATE_H__
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#define __FLOW_PRIVATE_H__
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#include "flow-hash.h"
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#include "flow-queue.h"
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/* per flow flags */
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#define FLOW_TO_SRC_SEEN 0x01
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#define FLOW_TO_DST_SEEN 0x02
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#define FLOW_NEW_LIST 0x04
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#define FLOW_EST_LIST 0x08
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#define FLOW_TOSERVER_IPONLY_SET 0x10
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#define FLOW_TOCLIENT_IPONLY_SET 0x20
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/* global flow flags */
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#define FLOW_EMERGENCY 0x01
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/* Flow Time out values */
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#define FLOW_DEFAULT_NEW_TIMEOUT 30
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#define FLOW_DEFAULT_EST_TIMEOUT 300
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#define FLOW_IPPROTO_TCP_NEW_TIMEOUT 30
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#define FLOW_IPPROTO_TCP_EST_TIMEOUT 300
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#define FLOW_IPPROTO_UDP_NEW_TIMEOUT 30
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#define FLOW_IPPROTO_UDP_EST_TIMEOUT 300
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#define FLOW_IPPROTO_ICMP_NEW_TIMEOUT 30
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#define FLOW_IPPROTO_ICMP_EST_TIMEOUT 300
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#define FLOW_DEFAULT_EMERG_NEW_TIMEOUT 10
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#define FLOW_DEFAULT_EMERG_EST_TIMEOUT 100
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#define FLOW_IPPROTO_TCP_EMERG_NEW_TIMEOUT 10
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#define FLOW_IPPROTO_TCP_EMERG_EST_TIMEOUT 100
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#define FLOW_IPPROTO_UDP_EMERG_NEW_TIMEOUT 10
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#define FLOW_IPPROTO_UDP_EMERG_EST_TIMEOUT 100
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#define FLOW_IPPROTO_ICMP_EMERG_NEW_TIMEOUT 10
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#define FLOW_IPPROTO_ICMP_EMERG_EST_TIMEOUT 100
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/*
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* Variables
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*/
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FlowQueue flow_spare_q; /* Spare flow's. Prealloced flows in here */
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FlowQueue flow_new_q; /* Flows in the unreplied state live here */
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FlowQueue flow_est_q; /* All other flows live here, the top holds the
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* last recently used (lru) flow, so we can remove
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* that in case of memory problems and check it for
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* timeouts. */
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FlowBucket *flow_hash;
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FlowConfig flow_config;
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uint8_t flow_flags;
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uint32_t flow_memuse;
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pthread_mutex_t flow_memuse_mutex;
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#define FLOWBITS_STATS
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#ifdef FLOWBITS_STATS
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uint32_t flowbits_memuse;
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uint32_t flowbits_memuse_max;
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uint32_t flowbits_added;
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uint32_t flowbits_removed;
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pthread_mutex_t flowbits_mutex;
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#endif /* FLOWBITS_STATS */
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#endif /* __FLOW_PRIVATE_H__ */
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