yafrag.h

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/*
 *  Copyright 2006-2025 Carnegie Mellon University
 *  See license information in LICENSE.txt.
 */
/*
 *  yafrag.h
 *  YAF Active Fragment Table
 *
 *  ------------------------------------------------------------------------
 *  Authors: Brian Trammell
 *  ------------------------------------------------------------------------
 *  @DISTRIBUTION_STATEMENT_BEGIN@
 *  YAF 2.18
 *
 *  Copyright 2025 Carnegie Mellon University.
 *
 *  NO WARRANTY. THIS CARNEGIE MELLON UNIVERSITY AND SOFTWARE ENGINEERING
 *  INSTITUTE MATERIAL IS FURNISHED ON AN "AS-IS" BASIS. CARNEGIE MELLON
 *  UNIVERSITY MAKES NO WARRANTIES OF ANY KIND, EITHER EXPRESSED OR IMPLIED,
 *  AS TO ANY MATTER INCLUDING, BUT NOT LIMITED TO, WARRANTY OF FITNESS FOR
 *  PURPOSE OR MERCHANTABILITY, EXCLUSIVITY, OR RESULTS OBTAINED FROM USE OF
 *  THE MATERIAL. CARNEGIE MELLON UNIVERSITY DOES NOT MAKE ANY WARRANTY OF
 *  ANY KIND WITH RESPECT TO FREEDOM FROM PATENT, TRADEMARK, OR COPYRIGHT
 *  INFRINGEMENT.
 *
 *  Licensed under a GNU GPL 2.0-style license, please see LICENSE.txt or
 *  contact permission@sei.cmu.edu for full terms.
 *
 *  [DISTRIBUTION STATEMENT A] This material has been approved for public
 *  release and unlimited distribution.  Please see Copyright notice for
 *  non-US Government use and distribution.
 *
 *  This Software includes and/or makes use of Third-Party Software each
 *  subject to its own license.
 *
 *  DM25-1281
 *  @DISTRIBUTION_STATEMENT_END@
 *  ------------------------------------------------------------------------
 */

 
#ifndef _YAF_FRAG_H_
#define _YAF_FRAG_H_
 
#include <yaf/autoinc.h>
#include <yaf/decode.h>
#include <yaf/yafcore.h>
 
struct yfFragTab_st;
typedef struct yfFragTab_st yfFragTab_t;

yfFragTab_t *
yfFragTabAlloc(
    uint32_t   idle_ms,
    uint32_t   max_frags,
    uint32_t   max_payload);

void
yfFragTabFree(
    yfFragTab_t  *fragtab);

gboolean
yfDefragPBuf(
    yfFragTab_t     *fragtab,
    yfIPFragInfo_t  *fraginfo,
    size_t           pbuflen,
    yfPBuf_t        *pbuf,
    const uint8_t   *pkt,
    size_t           hdr_len);

void
yfFragDumpStats(
    yfFragTab_t  *fragtab,
    uint64_t      packetTotal);

void
yfGetFragTabStats(
    yfFragTab_t  *fragtab,
    uint32_t     *dropped,
    uint32_t     *assembled,
    uint32_t     *frags);
 
#endif /* ifndef _YAF_FRAG_H_ */