match.h

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00001 /*
00002  ** match.h
00003  ** NAF first-stage flow table (matches and prefilters biflows)
00004  **
00005  ** ------------------------------------------------------------------------
00006  ** Copyright (C) 2005-2007 Carnegie Mellon University. All Rights Reserved.
00007  ** ------------------------------------------------------------------------
00008  ** Authors: Brian Trammell <bht@cert.org>
00009  ** ------------------------------------------------------------------------
00010  ** GNU General Public License (GPL) Rights pursuant to Version 2, June 1991
00011  ** Government Purpose License Rights (GPLR) pursuant to DFARS 252.225-7013
00012  ** ------------------------------------------------------------------------
00013  */
00014 
00015 #ifndef _NAF_MATCH_H_
00016 #define _NAF_MATCH_H_
00017 
00018 #include <naf/autoinc.h>
00019 #include <naf/nafcore.h>
00020 #include <naf/exparse.h>
00021 
00035 typedef struct _NAFMultiBin {
00037     GQueue          *binqueue;
00039     GHashTable      *bintables;
00041     NAFAggConfig    *conf;
00043     NAFTimeSec      minbin;
00045     NAFTimeSec      maxbin;
00047     uint32_t        raw_count;
00049     uint32_t        hit_count;
00051     uint32_t        match_count;
00053     uint32_t        miss_count;
00055     uint32_t        predrop_count;
00057     uint32_t        peridrop_count;
00059     uint32_t        perirev_count;
00061     uint32_t        horizon_count;
00063     uint32_t        active_count;
00065     uint32_t        active_max;
00066 } NAFMultiBin;
00067 
00071 typedef struct _NAFBinTable {
00073     NAFMultiBin     *mtab;
00075     NAFTimeSec      bin;
00077     GHashTable      *table;
00079     GMemChunk       *keychunk;
00081     GMemChunk       *valchunk;
00082 } NAFBinTable;
00083 
00084 
00094 void naf_mtab_init(
00095     NAFMultiBin         *mtab,
00096     NAFAggConfig        *conf);
00097 
00109 gboolean naf_mtab_add(
00110     NAFMultiBin         *mtab,
00111     NAFlowKey           *key,
00112     NAFlowVal           *val,
00113     GError              **err);
00114 
00125 gboolean naf_mtab_add_raw(
00126     NAFMultiBin         *mtab,
00127     NAFlowRaw           *raw,
00128     GError              **err);
00129 
00140 NAFBinTable *naf_mtab_dequeue(
00141     NAFMultiBin         *mtab,
00142     NAFTimeSec          horizon);
00143 
00152 void naf_mtab_bintable_complete(
00153     NAFBinTable      *bintab);
00154 
00155 #endif