1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2002 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _IPP_DSCPMK_DSCPMK_IMPL_H 28 #define _IPP_DSCPMK_DSCPMK_IMPL_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/types.h> 33 #include <sys/cmn_err.h> 34 #include <ipp/ipp.h> 35 #include <ipp/dscpmk/dscpmk.h> 36 #include <inet/ipp_common.h> 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 /* Header file for implementation of DS/ToS dscp marker ipp action module */ 43 44 #define _DSCPMK_DEBUG 45 46 /* Mask out all but the Traffic class for IPv6 header */ 47 #ifdef _BIG_ENDIAN 48 #define TCLASS_MASK 0xF00FFFFF 49 #else 50 #define TCLASS_MASK 0xFFFF0FF0 51 #endif 52 53 /* Array count for dscp_policed_array 0-63 */ 54 #define DSCPMK_ARRAY_COUNT 64 55 /* During modification, entries that are unchanged are signified with -1 */ 56 #define DSCPMK_UNCHANGED_DSCP -1 57 58 #ifdef _DSCPMK_DEBUG 59 #include <sys/debug.h> 60 #define dscpmk0dbg(a) printf a 61 #define dscpmk1dbg(a) if (dscpmk_debug > 2) printf a 62 #define dscpmk2dbg(a) if (dscpmk_debug > 3) printf a 63 #else 64 #define dscpmk0dbg(a) 65 #define dscpmk1dbg(a) 66 #define dscpmk2dbg(a) 67 #endif /* _DSCPMK_DEBUG */ 68 69 /* dscpmk stats information available using kstats */ 70 typedef struct dscpmk_stat_s { 71 ipp_named_t npackets; /* no. of pkts seen by this instance */ 72 ipp_named_t dscp_changed; /* no. of pkts. with dscp changed */ 73 ipp_named_t dscp_unchanged; /* no. of pkts. with dscp unchanged */ 74 ipp_named_t ipackets; /* no. of pkts. not processed */ 75 ipp_named_t epackets; /* no. of pkts. in error */ 76 } dscpmk_stat_t; 77 78 typedef struct dscpmk_dscp_stats_s { 79 ipp_named_t dscp; /* dscp value */ 80 ipp_named_t npackets; /* no. of packets for this dscp */ 81 } dscpmk_dscp_stats_t; 82 83 /* 84 * If the above structure is changed, the count will have to be updated 85 * accordingly. 86 */ 87 #define DSCPMK_STATS_COUNT 5 88 #define DSCPMK_STATS_STRING "dscpmk_stats" 89 90 #define DSCPMK_DSCP_STATS_COUNT 2 91 92 typedef struct dscp_stats_s { 93 boolean_t present; /* Stats present for this DSCP */ 94 uint64_t npackets; /* no. of packets for this DSCP */ 95 ipp_stat_t *stats; /* stats for this DSCP */ 96 } dscp_stats_t; 97 98 /* Per-instance structure */ 99 typedef struct dscpmk_data_s { 100 101 ipp_action_id_t next_action; /* action id of next action */ 102 ipp_stat_t *stats; /* structure for storing stats */ 103 104 /* inbound DSCP -> outbound DSCP mapping table */ 105 uint8_t dscp_map[DSCPMK_ARRAY_COUNT]; 106 107 /* Minimal stats */ 108 boolean_t summary_stats; 109 uint64_t npackets; /* no. of packets processed by action */ 110 uint64_t changed; /* packets with DSCP changed */ 111 uint64_t unchanged; /* packets with DSCP unchanged */ 112 uint64_t ipackets; /* packets not processed */ 113 uint64_t epackets; /* packets in error */ 114 115 /* per-DSCP stats */ 116 boolean_t detailed_stats; 117 /* Stats count per DSCP value 0-63 */ 118 dscp_stats_t dscp_stats[DSCPMK_ARRAY_COUNT]; 119 } dscpmk_data_t; 120 121 #define DSCPMK_DATA_SZ sizeof (dscpmk_data_t) 122 123 #ifdef _KERNEL 124 extern int dscpmk_process(mblk_t **, dscpmk_data_t *, ip_proc_t); 125 #endif /* _KERNEL */ 126 127 #ifdef __cplusplus 128 } 129 #endif 130 131 #endif /* _IPP_DSCPMK_DSCPMK_IMPL_H */ 132