196 lines
7.1 KiB
C
Executable File
196 lines
7.1 KiB
C
Executable File
/**
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* @file
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* MIB2 callback functions called from throughout the stack to integrate a MIB2
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* into lwIP (together with MIB2_STATS).
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*/
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/*
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* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Dirk Ziegelmeier <dziegel@gmx.de>
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*
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*/
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#ifndef LWIP_HDR_SNMP_H
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#define LWIP_HDR_SNMP_H
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#include "lwip/opt.h"
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#include "lwip/ip_addr.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct udp_pcb;
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struct netif;
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/* MIB2 statistics functions */
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#if MIB2_STATS /* don't build if not configured for use in lwipopts.h */
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/**
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* @see RFC1213, "MIB-II, 6. Definitions"
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*/
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enum snmp_ifType {
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snmp_ifType_other=1, /* none of the following */
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snmp_ifType_regular1822,
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snmp_ifType_hdh1822,
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snmp_ifType_ddn_x25,
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snmp_ifType_rfc877_x25,
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snmp_ifType_ethernet_csmacd,
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snmp_ifType_iso88023_csmacd,
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snmp_ifType_iso88024_tokenBus,
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snmp_ifType_iso88025_tokenRing,
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snmp_ifType_iso88026_man,
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snmp_ifType_starLan,
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snmp_ifType_proteon_10Mbit,
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snmp_ifType_proteon_80Mbit,
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snmp_ifType_hyperchannel,
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snmp_ifType_fddi,
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snmp_ifType_lapb,
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snmp_ifType_sdlc,
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snmp_ifType_ds1, /* T-1 */
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snmp_ifType_e1, /* european equiv. of T-1 */
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snmp_ifType_basicISDN,
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snmp_ifType_primaryISDN, /* proprietary serial */
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snmp_ifType_propPointToPointSerial,
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snmp_ifType_ppp,
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snmp_ifType_softwareLoopback,
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snmp_ifType_eon, /* CLNP over IP [11] */
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snmp_ifType_ethernet_3Mbit,
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snmp_ifType_nsip, /* XNS over IP */
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snmp_ifType_slip, /* generic SLIP */
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snmp_ifType_ultra, /* ULTRA technologies */
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snmp_ifType_ds3, /* T-3 */
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snmp_ifType_sip, /* SMDS */
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snmp_ifType_frame_relay
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};
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/* This macro has a precision of ~49 days because sys_now returns u32_t. #define your own if you want ~490 days. */
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#ifndef MIB2_COPY_SYSUPTIME_TO
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#define MIB2_COPY_SYSUPTIME_TO(ptrToVal) (*(ptrToVal) = (sys_now() / 10))
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#endif
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#define MIB2_STATS_NETIF_INC(n, x) do { ++(n)->mib2_counters.x; } while(0)
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#define MIB2_STATS_NETIF_ADD(n, x, val) do { (n)->mib2_counters.x += (val); } while(0)
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#define MIB2_INIT_NETIF(netif, type, speed) do { \
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/* use "snmp_ifType" enum from snmp_mib2.h for "type", snmp_ifType_ethernet_csmacd by example */ \
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(netif)->link_type = (type); \
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/* your link speed here (units: bits per second) */ \
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(netif)->link_speed = (speed);\
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(netif)->ts = 0; \
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(netif)->mib2_counters.ifinoctets = 0; \
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(netif)->mib2_counters.ifinucastpkts = 0; \
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(netif)->mib2_counters.ifinnucastpkts = 0; \
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(netif)->mib2_counters.ifindiscards = 0; \
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(netif)->mib2_counters.ifinerrors = 0; \
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(netif)->mib2_counters.ifinunknownprotos = 0; \
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(netif)->mib2_counters.ifoutoctets = 0; \
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(netif)->mib2_counters.ifoutucastpkts = 0; \
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(netif)->mib2_counters.ifoutnucastpkts = 0; \
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(netif)->mib2_counters.ifoutdiscards = 0; \
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(netif)->mib2_counters.ifouterrors = 0; } while(0)
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#else /* MIB2_STATS */
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#ifndef MIB2_COPY_SYSUPTIME_TO
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#define MIB2_COPY_SYSUPTIME_TO(ptrToVal)
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#endif
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#define MIB2_INIT_NETIF(netif, type, speed)
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#define MIB2_STATS_NETIF_INC(n, x)
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#define MIB2_STATS_NETIF_ADD(n, x, val)
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#endif /* MIB2_STATS */
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/* LWIP MIB2 callbacks */
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#if LWIP_MIB2_CALLBACKS /* don't build if not configured for use in lwipopts.h */
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/* network interface */
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void mib2_netif_added(struct netif *ni);
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void mib2_netif_removed(struct netif *ni);
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#if LWIP_IPV4 && LWIP_ARP
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/* ARP (for atTable and ipNetToMediaTable) */
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void mib2_add_arp_entry(struct netif *ni, ip4_addr_t *ip);
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void mib2_remove_arp_entry(struct netif *ni, ip4_addr_t *ip);
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#else /* LWIP_IPV4 && LWIP_ARP */
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#define mib2_add_arp_entry(ni,ip)
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#define mib2_remove_arp_entry(ni,ip)
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#endif /* LWIP_IPV4 && LWIP_ARP */
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/* IP */
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#if LWIP_IPV4
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void mib2_add_ip4(struct netif *ni);
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void mib2_remove_ip4(struct netif *ni);
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void mib2_add_route_ip4(u8_t dflt, struct netif *ni);
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void mib2_remove_route_ip4(u8_t dflt, struct netif *ni);
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#endif /* LWIP_IPV4 */
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/* UDP */
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#if LWIP_UDP
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void mib2_udp_bind(struct udp_pcb *pcb);
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void mib2_udp_unbind(struct udp_pcb *pcb);
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#endif /* LWIP_UDP */
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#else /* LWIP_MIB2_CALLBACKS */
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/* LWIP_MIB2_CALLBACKS support not available */
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/* define everything to be empty */
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/* network interface */
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#define mib2_netif_added(ni)
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#define mib2_netif_removed(ni)
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/* ARP */
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#define mib2_add_arp_entry(ni,ip)
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#define mib2_remove_arp_entry(ni,ip)
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/* IP */
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#define mib2_add_ip4(ni)
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#define mib2_remove_ip4(ni)
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#define mib2_add_route_ip4(dflt, ni)
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#define mib2_remove_route_ip4(dflt, ni)
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/* UDP */
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#define mib2_udp_bind(pcb)
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#define mib2_udp_unbind(pcb)
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#endif /* LWIP_MIB2_CALLBACKS */
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/* for source-code compatibility reasons only, can be removed (not used internally) */
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#define NETIF_INIT_SNMP MIB2_INIT_NETIF
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#define snmp_add_ifinoctets(ni,value) MIB2_STATS_NETIF_ADD(ni, ifinoctets, value)
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#define snmp_inc_ifinucastpkts(ni) MIB2_STATS_NETIF_INC(ni, ifinucastpkts)
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#define snmp_inc_ifinnucastpkts(ni) MIB2_STATS_NETIF_INC(ni, ifinnucastpkts)
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#define snmp_inc_ifindiscards(ni) MIB2_STATS_NETIF_INC(ni, ifindiscards)
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#define snmp_inc_ifinerrors(ni) MIB2_STATS_NETIF_INC(ni, ifinerrors)
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#define snmp_inc_ifinunknownprotos(ni) MIB2_STATS_NETIF_INC(ni, ifinunknownprotos)
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#define snmp_add_ifoutoctets(ni,value) MIB2_STATS_NETIF_ADD(ni, ifoutoctets, value)
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#define snmp_inc_ifoutucastpkts(ni) MIB2_STATS_NETIF_INC(ni, ifoutucastpkts)
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#define snmp_inc_ifoutnucastpkts(ni) MIB2_STATS_NETIF_INC(ni, ifoutnucastpkts)
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#define snmp_inc_ifoutdiscards(ni) MIB2_STATS_NETIF_INC(ni, ifoutdiscards)
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#define snmp_inc_ifouterrors(ni) MIB2_STATS_NETIF_INC(ni, ifouterrors)
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_HDR_SNMP_H */
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