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- /*
- * Copyright (c) 2001-2010 Aaron Turner <aturner at synfin dot net>
- * Copyright (c) 2013-2018 Fred Klassen <tcpreplay at appneta dot com> - AppNeta
- *
- * The Tcpreplay Suite of tools is free software: you can redistribute it
- * and/or modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or with the authors permission any later version.
- *
- * The Tcpreplay Suite 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
- * along with the Tcpreplay Suite. If not, see <http://www.gnu.org/licenses/>.
- */
- #ifndef FLOWS_H_
- #define FLOWS_H_
- #include "defines.h"
- #include "common.h"
- #define DEFAULT_FLOW_HASH_BUCKET_SIZE (1 << 16) /* 64K - must be a power of two */
- typedef enum flow_entry_type_e {
- FLOW_ENTRY_INVALID, /* unknown packet type */
- FLOW_ENTRY_NON_IP, /* is a flow, but non-IP */
- FLOW_ENTRY_NEW, /* flow never seen before */
- FLOW_ENTRY_EXISTING, /* flow already seen */
- FLOW_ENTRY_EXPIRED, /* flow existed but was expired */
- } flow_entry_type_t;
- typedef struct flow_hash_table flow_hash_table_t;
- flow_hash_table_t *flow_hash_table_init(size_t n);
- void flow_hash_table_release(flow_hash_table_t * table);
- flow_entry_type_t flow_decode(flow_hash_table_t *fht, const struct pcap_pkthdr *pkthdr,
- const u_char *pktdata, const int datalink, const int expiry);
- #endif /* FLOWS_H_ */
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