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author | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:21:41 -0700 |
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committer | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:21:41 -0700 |
commit | 8879b125d26e8db1a5633de5a9c692eb2d1c4f83 (patch) | |
tree | c7259d85a991b83dfa85ab2e339360669fc1f58e /framework/src/suricata/src/flow-private.h | |
parent | 13d05bc8458758ee39cb829098241e89616717ee (diff) |
suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a
Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f
Diffstat (limited to 'framework/src/suricata/src/flow-private.h')
-rw-r--r-- | framework/src/suricata/src/flow-private.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/framework/src/suricata/src/flow-private.h b/framework/src/suricata/src/flow-private.h new file mode 100644 index 00000000..bd25960b --- /dev/null +++ b/framework/src/suricata/src/flow-private.h @@ -0,0 +1,100 @@ +/* Copyright (C) 2007-2012 Open Information Security Foundation + * + * You can copy, redistribute or modify this Program under the terms of + * the GNU General Public License version 2 as published by the Free + * Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +/** + * \file + * + * \author Victor Julien <victor@inliniac.net> + */ + +#ifndef __FLOW_PRIVATE_H__ +#define __FLOW_PRIVATE_H__ + +#include "flow-hash.h" +#include "flow-queue.h" + +#include "util-atomic.h" + +/* global flow flags */ + +/** Flow engine is in emergency mode. This means it doesn't have enough spare + * flows for new flows and/or it's memcap limit it reached. In this state the + * flow engine with evaluate flows with lower timeout settings. */ +#define FLOW_EMERGENCY 0x01 + +/* Flow Time out values */ +#define FLOW_DEFAULT_NEW_TIMEOUT 30 +#define FLOW_DEFAULT_EST_TIMEOUT 300 +#define FLOW_DEFAULT_CLOSED_TIMEOUT 0 +#define FLOW_IPPROTO_TCP_NEW_TIMEOUT 30 +#define FLOW_IPPROTO_TCP_EST_TIMEOUT 300 +#define FLOW_IPPROTO_UDP_NEW_TIMEOUT 30 +#define FLOW_IPPROTO_UDP_EST_TIMEOUT 300 +#define FLOW_IPPROTO_ICMP_NEW_TIMEOUT 30 +#define FLOW_IPPROTO_ICMP_EST_TIMEOUT 300 + +#define FLOW_DEFAULT_EMERG_NEW_TIMEOUT 10 +#define FLOW_DEFAULT_EMERG_EST_TIMEOUT 100 +#define FLOW_DEFAULT_EMERG_CLOSED_TIMEOUT 0 +#define FLOW_IPPROTO_TCP_EMERG_NEW_TIMEOUT 10 +#define FLOW_IPPROTO_TCP_EMERG_EST_TIMEOUT 100 +#define FLOW_IPPROTO_UDP_EMERG_NEW_TIMEOUT 10 +#define FLOW_IPPROTO_UDP_EMERG_EST_TIMEOUT 100 +#define FLOW_IPPROTO_ICMP_EMERG_NEW_TIMEOUT 10 +#define FLOW_IPPROTO_ICMP_EMERG_EST_TIMEOUT 100 + +enum { + FLOW_PROTO_TCP = 0, + FLOW_PROTO_UDP, + FLOW_PROTO_ICMP, + FLOW_PROTO_SCTP, + FLOW_PROTO_DEFAULT, + + /* should be last */ + FLOW_PROTO_MAX, +}; + +/* + * Variables + */ + +/** FlowProto specific timeouts and free/state functions */ +FlowProto flow_proto[FLOW_PROTO_MAX]; + +/** spare/unused/prealloced flows live here */ +FlowQueue flow_spare_q; + +/** queue to pass flows to cleanup/log thread(s) */ +FlowQueue flow_recycle_q; + +FlowBucket *flow_hash; +FlowConfig flow_config; + +/** flow memuse counter (atomic), for enforcing memcap limit */ +SC_ATOMIC_DECLARE(long long unsigned int, flow_memuse); + +//#define FLOWBITS_STATS +#ifdef FLOWBITS_STATS +uint64_t flowbits_memuse; +uint64_t flowbits_memuse_max; +uint32_t flowbits_added; +uint32_t flowbits_removed; +SCMutex flowbits_mutex; +#endif /* FLOWBITS_STATS */ + +#endif /* __FLOW_PRIVATE_H__ */ + |