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lwip/src/core/snmp/mib2.c
christiaans c3f82acf7a Pacified GCC warnings.
2006-08-21 11:50:03 +00:00

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/**
* @file
* [EXPERIMENTAL] Management Information Base II (RFC1213) objects and functions
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "arch/cc.h"
#include "lwip/opt.h"
#if LWIP_SNMP
#include "lwip/snmp.h"
#include "lwip/netif.h"
#include "netif/etharp.h"
#include "lwip/ip.h"
#include "lwip/ip_frag.h"
#include "lwip/tcp.h"
#include "lwip/udp.h"
#include "lwip/snmp_asn1.h"
#include "lwip/snmp_structs.h"
/**
* IANA assigned enterprise ID for lwIP is 26381
* @see http://www.iana.org/assignments/enterprise-numbers
*
* @note this enterprise ID is assigned to the lwIP project,
* all object identifiers living under this ID are assigned
* by the lwIP maintainers (contact Christiaan Simons)!
* @note don't change this define, use snmp_set_sysobjid()
*
* If you need to create your own private MIB you'll need
* to apply for your own enterprise ID with IANA:
* http://www.iana.org/numbers.html
*/
#define SNMP_ENTERPRISE_ID 26381
#define SNMP_SYSOBJID_LEN 7
#define SNMP_SYSOBJID {1, 3, 6, 1, 4, 1, SNMP_ENTERPRISE_ID}
#ifndef SNMP_SYSSERVICES
#define SNMP_SYSSERVICES ((1 << 6) | (1 << 3) | ((IP_FORWARD) << 2))
#endif
/**
* @todo
* table entry availability test in struct mib_node {},
* also we need to be able to expand entry from a partial index
* ifTable, use netif_cnt
* atTable, use ?
* ipAddrTable, use ?
* ipRouteTable, use ?
* ipNetToMediaTable, use ?
* tcpConnTable, use ?
* udpTable, use ?
*/
static void system_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void system_get_value(struct obj_def *od, u16_t len, void *value);
static void interfaces_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void interfaces_get_value(struct obj_def *od, u16_t len, void *value);
static void ifentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void ifentry_get_value(struct obj_def *od, u16_t len, void *value);
static void atentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void atentry_get_value(struct obj_def *od, u16_t len, void *value);
static void ip_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void ip_get_value(struct obj_def *od, u16_t len, void *value);
static void ip_addrentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void ip_addrentry_get_value(struct obj_def *od, u16_t len, void *value);
static void ip_rteentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void ip_rteentry_get_value(struct obj_def *od, u16_t len, void *value);
static void ip_ntomentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void ip_ntomentry_get_value(struct obj_def *od, u16_t len, void *value);
static void icmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void icmp_get_value(struct obj_def *od, u16_t len, void *value);
#if LWIP_TCP
static void tcp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void tcp_get_value(struct obj_def *od, u16_t len, void *value);
static void tcpconnentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void tcpconnentry_get_value(struct obj_def *od, u16_t len, void *value);
#endif
static void udp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void udp_get_value(struct obj_def *od, u16_t len, void *value);
static void udpentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void udpentry_get_value(struct obj_def *od, u16_t len, void *value);
static void snmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
static void snmp_get_value(struct obj_def *od, u16_t len, void *value);
/* snmp .1.3.6.1.2.1.11 */
const s32_t snmp_ids[28] = {
1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30
};
struct mib_node* const snmp_nodes[28] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
const struct mib_array_node snmp = {
&snmp_get_object_def,
&snmp_get_value,
MIB_NODE_AR,
28,
snmp_ids,
snmp_nodes
};
/* dot3 and EtherLike MIB not planned. (transmission .1.3.6.1.2.1.10) */
/* historical (some say hysterical). (cmot .1.3.6.1.2.1.9) */
/* lwIP has no EGP, thus may not implement it. (egp .1.3.6.1.2.1.8) */
/* udp .1.3.6.1.2.1.7 */
const s32_t udpentry_ids[2] = { 1, 2 };
struct mib_node* const udpentry_nodes[2] = {
NULL, NULL,
};
const struct mib_array_node udpentry = {
&udpentry_get_object_def,
&udpentry_get_value,
MIB_NODE_AR,
2,
udpentry_ids,
udpentry_nodes
};
const s32_t udptable_id = 1;
struct mib_node* const udptable_node = (struct mib_node* const)&udpentry;
const struct mib_array_node udptable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&udptable_id,
&udptable_node
};
const s32_t udp_ids[5] = { 1, 2, 3, 4, 5 };
struct mib_node* const udp_nodes[5] = {
NULL, NULL, NULL, NULL, (struct mib_node* const)&udptable
};
const struct mib_array_node udp = {
&udp_get_object_def,
&udp_get_value,
MIB_NODE_AR,
5,
udp_ids,
udp_nodes
};
/* tcp .1.3.6.1.2.1.6 */
#if LWIP_TCP
/* only if the TCP protocol is available may implement this group */
const s32_t tcpconnentry_ids[5] = { 1, 2, 3, 4, 5 };
struct mib_node* const tcpconnentry_nodes[5] = {
NULL, NULL, NULL, NULL, NULL
};
const struct mib_array_node tcpconnentry = {
&tcpconnentry_get_object_def,
&tcpconnentry_get_value,
MIB_NODE_AR,
5,
tcpconnentry_ids,
tcpconnentry_nodes
};
const s32_t tcpconntable_id = 1;
struct mib_node* const tcpconntable_node = (struct mib_node* const)&tcpconnentry;
const struct mib_array_node tcpconntable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&tcpconntable_id,
&tcpconntable_node
};
const s32_t tcp_ids[15] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
struct mib_node* const tcp_nodes[15] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
(struct mib_node* const)&tcpconntable, NULL, NULL
};
const struct mib_array_node tcp = {
&tcp_get_object_def,
&tcp_get_value,
MIB_NODE_AR,
15,
tcp_ids,
tcp_nodes
};
#endif
/* icmp .1.3.6.1.2.1.5 */
const s32_t icmp_ids[26] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26 };
struct mib_node* const icmp_nodes[26] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
const struct mib_array_node icmp = {
&icmp_get_object_def,
&icmp_get_value,
MIB_NODE_AR,
26,
icmp_ids,
icmp_nodes
};
const s32_t ipntomentry_ids[4] = { 1, 2, 3, 4 };
struct mib_node* const ipntomentry_nodes[4] = {
NULL, NULL, NULL, NULL
};
const struct mib_array_node ipntomentry = {
&ip_ntomentry_get_object_def,
&ip_ntomentry_get_value,
MIB_NODE_AR,
4,
ipntomentry_ids,
ipntomentry_nodes
};
const s32_t ipntomtable_id = 1;
struct mib_node* const ipntomtable_node = (struct mib_node* const)&ipntomentry;
const struct mib_array_node ipntomtable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&ipntomtable_id,
&ipntomtable_node
};
const s32_t iprteentry_ids[13] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 };
struct mib_node* const iprteentry_nodes[13] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL
};
const struct mib_array_node iprteentry = {
&ip_rteentry_get_object_def,
&ip_rteentry_get_value,
MIB_NODE_AR,
13,
iprteentry_ids,
iprteentry_nodes
};
const s32_t iprtetable_id = 1;
struct mib_node* const iprtetable_node = (struct mib_node* const)&iprteentry;
const struct mib_array_node iprtetable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&iprtetable_id,
&iprtetable_node
};
const s32_t ipaddrentry_ids[5] = { 1, 2, 3, 4, 5 };
struct mib_node* const ipaddrentry_nodes[5] = {
NULL, NULL, NULL, NULL, NULL
};
const struct mib_array_node ipaddrentry = {
&ip_addrentry_get_object_def,
&ip_addrentry_get_value,
MIB_NODE_AR,
5,
ipaddrentry_ids,
ipaddrentry_nodes
};
const s32_t ipaddrtable_id = 1;
struct mib_node* const ipaddrtable_node = (struct mib_node* const)&ipaddrentry;
const struct mib_array_node ipaddrtable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&ipaddrtable_id,
&ipaddrtable_node
};
/* ip .1.3.6.1.2.1.4 */
const s32_t ip_ids[23] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 };
struct mib_node* const ip_nodes[23] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, (struct mib_node* const)&ipaddrtable,
(struct mib_node* const)&iprtetable, (struct mib_node* const)&ipntomtable, NULL
};
const struct mib_array_node ip = {
&ip_get_object_def,
&ip_get_value,
MIB_NODE_AR,
23,
ip_ids,
ip_nodes
};
const s32_t atentry_ids[3] = { 1, 2, 3 };
struct mib_node* const atentry_nodes[3] = {
NULL, NULL, NULL
};
const struct mib_array_node atentry = {
&atentry_get_object_def,
&atentry_get_value,
MIB_NODE_AR,
3,
atentry_ids,
atentry_nodes
};
const s32_t attable_id = 1;
struct mib_node* const attable_node = (struct mib_node* const)&atentry;
const struct mib_array_node attable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&attable_id,
&attable_node
};
/* at .1.3.6.1.2.1.3 */
const s32_t at_id = 1;
struct mib_node* const at_node = (struct mib_node* const)&attable;
const struct mib_array_node at = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&at_id,
&at_node
};
const s32_t ifentry_ids[22] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 };
struct mib_node* const ifentry_nodes[22] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
const struct mib_array_node ifentry = {
&ifentry_get_object_def,
&ifentry_get_value,
MIB_NODE_AR,
22,
ifentry_ids,
ifentry_nodes
};
const s32_t iftable_id = 1;
struct mib_node* const iftable_node = (struct mib_node* const)&ifentry;
const struct mib_array_node iftable = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
&iftable_id,
&iftable_node
};
/* interfaces .1.3.6.1.2.1.2 */
const s32_t interfaces_ids[2] = { 1, 2 };
struct mib_node* const interfaces_nodes[2] = { NULL, (struct mib_node* const)&iftable };
const struct mib_array_node interfaces = {
&interfaces_get_object_def,
&interfaces_get_value,
MIB_NODE_AR,
2,
interfaces_ids,
interfaces_nodes
};
/* 0 1 2 3 4 5 6 */
/* system .1.3.6.1.2.1.1 */
const s32_t sys_tem_ids[7] = { 1, 2, 3, 4, 5, 6, 7 };
struct mib_node* const sys_tem_nodes[7] = { NULL, NULL, NULL, NULL, NULL, NULL, NULL };
/* work around name issue with 'sys_tem', some compiler(s?) seem to reserve 'system' */
const struct mib_array_node sys_tem = {
&system_get_object_def,
&system_get_value,
MIB_NODE_AR,
7,
sys_tem_ids,
sys_tem_nodes
};
/* mib-2 .1.3.6.1.2.1 */
#if LWIP_TCP
#define MIB2_GROUPS 8
#else
#define MIB2_GROUPS 7
#endif
const s32_t mib2_ids[MIB2_GROUPS] =
{
1,
2,
3,
4,
5,
#if LWIP_TCP
6,
#endif
7,
11
};
struct mib_node* const mib2_nodes[MIB2_GROUPS] = {
(struct mib_node* const)&sys_tem,
(struct mib_node* const)&interfaces,
(struct mib_node* const)&at,
(struct mib_node* const)&ip,
(struct mib_node* const)&icmp,
#if LWIP_TCP
(struct mib_node* const)&tcp,
#endif
(struct mib_node* const)&udp,
(struct mib_node* const)&snmp
};
const struct mib_array_node mib2 = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
MIB2_GROUPS,
mib2_ids,
mib2_nodes
};
/* mgmt .1.3.6.1.2 */
const s32_t mgmt_ids[1] = { 1 };
struct mib_node* const mgmt_nodes[1] = { (struct mib_node* const)&mib2 };
const struct mib_array_node mgmt = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
mgmt_ids,
mgmt_nodes
};
/* internet .1.3.6.1 */
#if SNMP_PRIVATE_MIB
s32_t internet_ids[2] = { 2, 4 };
struct mib_node* const internet_nodes[2] = { (struct mib_node* const)&mgmt, (struct mib_node* const)&private };
const struct mib_array_node internet = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
2,
internet_ids,
internet_nodes
};
#else
const s32_t internet_ids[1] = { 2 };
struct mib_node* const internet_nodes[1] = { (struct mib_node* const)&mgmt };
const struct mib_array_node internet = {
&noleafs_get_object_def,
&noleafs_get_value,
MIB_NODE_AR,
1,
internet_ids,
internet_nodes
};
#endif
/** mib-2.system.sysObjectID */
static struct snmp_obj_id sysobjid = {SNMP_SYSOBJID_LEN, SNMP_SYSOBJID};
/** enterprise ID for generic TRAPs, .iso.org.dod.internet.mgmt.mib-2.snmp */
static struct snmp_obj_id snmpgrp_id = {7,{1,3,6,1,2,1,11}};
/** mib-2.system.sysServices */
static const s32_t sysservices = SNMP_SYSSERVICES;
/** mib-2.system.sysDescr */
static const u8_t sysdescr_len_default = 4;
static const u8_t sysdescr_default[] = "lwIP";
static u8_t* sysdescr_len_ptr = (u8_t*)&sysdescr_len_default;
static u8_t* sysdescr_ptr = (u8_t*)&sysdescr_default[0];
/** mib-2.system.sysContact */
static const u8_t syscontact_len_default = 0;
static const u8_t syscontact_default[] = "";
static u8_t* syscontact_len_ptr = (u8_t*)&syscontact_len_default;
static u8_t* syscontact_ptr = (u8_t*)&syscontact_default[0];
/** mib-2.system.sysName */
static const u8_t sysname_len_default = 8;
static const u8_t sysname_default[] = "FQDN-unk";
static u8_t* sysname_len_ptr = (u8_t*)&sysname_len_default;
static u8_t* sysname_ptr = (u8_t*)&sysname_default[0];
/** mib-2.system.sysLocation */
static const u8_t syslocation_len_default = 0;
static const u8_t syslocation_default[] = "";
static u8_t* syslocation_len_ptr = (u8_t*)&syslocation_len_default;
static u8_t* syslocation_ptr = (u8_t*)&syslocation_default[0];
/** mib-2.snmp.snmpEnableAuthenTraps */
static const u8_t snmpenableauthentraps_default = 2; /* disabled */
static u8_t* snmpenableauthentraps_ptr = (u8_t*)&snmpenableauthentraps_default;
/** mib-2.interfaces.ifTable.ifEntry.ifSpecific (zeroDotZero) */
static const struct snmp_obj_id ifspecific = {2, {0, 0}};
/** mib-2.ip.ipRouteTable.ipRouteEntry.ipRouteInfo (zeroDotZero) */
static const struct snmp_obj_id iprouteinfo = {2, {0, 0}};
/** mib-2.snmp.snmpEnableAuthenTraps 1 = enabled 2 = disabled */
/* mib-2.system counter(s) */
static u32_t sysuptime = 0;
/* mib-2.ip counter(s) */
static u32_t ipinreceives = 0,
ipinhdrerrors = 0,
ipinaddrerrors = 0,
ipforwdatagrams = 0,
ipinunknownprotos = 0,
ipindiscards = 0,
ipindelivers = 0,
ipoutrequests = 0,
ipoutdiscards = 0,
ipoutnoroutes = 0,
ipreasmreqds = 0,
ipreasmoks = 0,
ipreasmfails = 0,
ipfragoks = 0,
ipfragfails = 0,
ipfragcreates = 0,
iproutingdiscards = 0;
/* mib-2.icmp counter(s) */
static u32_t icmpinmsgs = 0,
icmpinerrors = 0,
icmpindestunreachs = 0,
icmpintimeexcds = 0,
icmpinparmprobs = 0,
icmpinsrcquenchs = 0,
icmpinredirects = 0,
icmpinechos = 0,
icmpinechoreps = 0,
icmpintimestamps = 0,
icmpintimestampreps = 0,
icmpinaddrmasks = 0,
icmpinaddrmaskreps = 0,
icmpoutmsgs = 0,
icmpouterrors = 0,
icmpoutdestunreachs = 0,
icmpouttimeexcds = 0,
icmpoutparmprobs = 0,
icmpoutsrcquenchs = 0,
icmpoutredirects = 0,
icmpoutechos = 0,
icmpoutechoreps = 0,
icmpouttimestamps = 0,
icmpouttimestampreps = 0,
icmpoutaddrmasks = 0,
icmpoutaddrmaskreps = 0;
/* mib-2.tcp counter(s) */
static u32_t tcpactiveopens = 0,
tcppassiveopens = 0,
tcpattemptfails = 0,
tcpestabresets = 0,
tcpinsegs = 0,
tcpoutsegs = 0,
tcpretranssegs = 0,
tcpinerrs = 0,
tcpoutrsts = 0;
/* mib-2.udp counter(s) */
static u32_t udpindatagrams = 0,
udpnoports = 0,
udpinerrors = 0,
udpoutdatagrams = 0;
/* mib-2.snmp counter(s) */
static u32_t snmpinpkts = 0,
snmpoutpkts = 0,
snmpinbadversions = 0,
snmpinbadcommunitynames = 0,
snmpinbadcommunityuses = 0,
snmpinasnparseerrs = 0,
snmpintoobigs = 0,
snmpinnosuchnames = 0,
snmpinbadvalues = 0,
snmpinreadonlys = 0,
snmpingenerrs = 0,
snmpintotalreqvars = 0,
snmpintotalsetvars = 0,
snmpingetrequests = 0,
snmpingetnexts = 0,
snmpinsetrequests = 0,
snmpingetresponses = 0,
snmpintraps = 0,
snmpouttoobigs = 0,
snmpoutnosuchnames = 0,
snmpoutbadvalues = 0,
snmpoutgenerrs = 0,
snmpoutgetrequests = 0,
snmpoutgetnexts = 0,
snmpoutsetrequests = 0,
snmpoutgetresponses = 0,
snmpouttraps = 0;
/* prototypes of the following functions are in lwip/src/include/lwip/snmp.h */
/**
* Copy octet string.
*
* @param dst points to destination
* @param src points to source
* @param n number of octets to copy.
*/
void ocstrncpy(u8_t *dst, u8_t *src, u8_t n)
{
while (n > 0)
{
n--;
*dst++ = *src++;
}
}
/**
* Copy object identifier (s32_t) array.
*
* @param dst points to destination
* @param src points to source
* @param n number of sub identifiers to copy.
*/
void objectidncpy(s32_t *dst, s32_t *src, u8_t n)
{
while(n > 0)
{
n--;
*dst++ = *src++;
}
}
/**
* Initializes sysDescr pointers.
*
* @param str if non-NULL then copy str pointer
* @param strlen points to string length, excluding zero terminator
*/
void snmp_set_sysdesr(u8_t *str, u8_t *strlen)
{
if (str != NULL)
{
sysdescr_ptr = str;
sysdescr_len_ptr = strlen;
}
}
void snmp_get_sysobjid_ptr(struct snmp_obj_id **oid)
{
*oid = &sysobjid;
}
/**
* Initializes sysObjectID value.
*
* @param oid points to stuct snmp_obj_id to copy
*/
void snmp_set_sysobjid(struct snmp_obj_id *oid)
{
sysobjid = *oid;
}
/**
* Must be called at regular 10 msec interval from a timer interrupt
* or signal handler depending on your runtime environment.
*/
void snmp_inc_sysuptime(void)
{
sysuptime++;
}
void snmp_get_sysuptime(u32_t *value)
{
*value = sysuptime;
}
/**
* Initializes sysContact pointers,
* e.g. ptrs to non-volatile memory external to lwIP.
*
* @param str if non-NULL then copy str pointer
* @param strlen points to string length, excluding zero terminator
*/
void snmp_set_syscontact(u8_t *ocstr, u8_t *ocstrlen)
{
if (ocstr != NULL)
{
syscontact_ptr = ocstr;
syscontact_len_ptr = ocstrlen;
}
}
/**
* Initializes sysName pointers,
* e.g. ptrs to non-volatile memory external to lwIP.
*
* @param str if non-NULL then copy str pointer
* @param strlen points to string length, excluding zero terminator
*/
void snmp_set_sysname(u8_t *ocstr, u8_t *ocstrlen)
{
if (ocstr != NULL)
{
sysname_ptr = ocstr;
sysname_len_ptr = ocstrlen;
}
}
/**
* Initializes sysLocation pointers,
* e.g. ptrs to non-volatile memory external to lwIP.
*
* @param str if non-NULL then copy str pointer
* @param strlen points to string length, excluding zero terminator
*/
void snmp_set_syslocation(u8_t *ocstr, u8_t *ocstrlen)
{
if (ocstr != NULL)
{
syslocation_ptr = ocstr;
syslocation_len_ptr = ocstrlen;
}
}
void snmp_add_ifinoctets(struct netif *ni, u32_t value)
{
ni->ifinoctets += value;
}
void snmp_inc_ifinucastpkts(struct netif *ni)
{
(ni->ifinucastpkts)++;
}
void snmp_inc_ifinnucastpkts(struct netif *ni)
{
(ni->ifinnucastpkts)++;
}
void snmp_inc_ifindiscards(struct netif *ni)
{
(ni->ifindiscards)++;
}
void snmp_add_ifoutoctets(struct netif *ni, u32_t value)
{
ni->ifoutoctets += value;
}
void snmp_inc_ifoutucastpkts(struct netif *ni)
{
(ni->ifoutucastpkts)++;
}
void snmp_inc_ifoutnucastpkts(struct netif *ni)
{
(ni->ifoutnucastpkts)++;
}
void snmp_inc_ifoutdiscards(struct netif *ni)
{
(ni->ifoutdiscards)++;
}
void snmp_inc_ipinreceives(void)
{
ipinreceives++;
}
void snmp_inc_ipinhdrerrors(void)
{
ipinhdrerrors++;
}
void snmp_inc_ipinaddrerrors(void)
{
ipinaddrerrors++;
}
void snmp_inc_ipforwdatagrams(void)
{
ipforwdatagrams++;
}
void snmp_inc_ipinunknownprotos(void)
{
ipinunknownprotos++;
}
void snmp_inc_ipindiscards(void)
{
ipindiscards++;
}
void snmp_inc_ipindelivers(void)
{
ipindelivers++;
}
void snmp_inc_ipoutrequests(void)
{
ipoutrequests++;
}
void snmp_inc_ipoutdiscards(void)
{
ipoutdiscards++;
}
void snmp_inc_ipoutnoroutes(void)
{
ipoutnoroutes++;
}
void snmp_inc_ipreasmreqds(void)
{
ipreasmreqds++;
}
void snmp_inc_ipreasmoks(void)
{
ipreasmoks++;
}
void snmp_inc_ipreasmfails(void)
{
ipreasmfails++;
}
void snmp_inc_ipfragoks(void)
{
ipfragoks++;
}
void snmp_inc_ipfragfails(void)
{
ipfragfails++;
}
void snmp_inc_ipfragcreates(void)
{
ipfragcreates++;
}
void snmp_inc_iproutingdiscards(void)
{
iproutingdiscards++;
}
void snmp_inc_icmpinmsgs(void)
{
icmpinmsgs++;
}
void snmp_inc_icmpinerrors(void)
{
icmpinerrors++;
}
void snmp_inc_icmpindestunreachs(void)
{
icmpindestunreachs++;
}
void snmp_inc_icmpintimeexcds(void)
{
icmpintimeexcds++;
}
void snmp_inc_icmpinparmprobs(void)
{
icmpinparmprobs++;
}
void snmp_inc_icmpinsrcquenchs(void)
{
icmpinsrcquenchs++;
}
void snmp_inc_icmpinredirects(void)
{
icmpinredirects++;
}
void snmp_inc_icmpinechos(void)
{
icmpinechos++;
}
void snmp_inc_icmpinechoreps(void)
{
icmpinechoreps++;
}
void snmp_inc_icmpintimestamps(void)
{
icmpintimestamps++;
}
void snmp_inc_icmpintimestampreps(void)
{
icmpintimestampreps++;
}
void snmp_inc_icmpinaddrmasks(void)
{
icmpinaddrmasks++;
}
void snmp_inc_icmpinaddrmaskreps(void)
{
icmpinaddrmaskreps++;
}
void snmp_inc_icmpoutmsgs(void)
{
icmpoutmsgs++;
}
void snmp_inc_icmpouterrors(void)
{
icmpouterrors++;
}
void snmp_inc_icmpoutdestunreachs(void)
{
icmpoutdestunreachs++;
}
void snmp_inc_icmpouttimeexcds(void)
{
icmpouttimeexcds++;
}
void snmp_inc_icmpoutparmprobs(void)
{
icmpoutparmprobs++;
}
void snmp_inc_icmpoutsrcquenchs(void)
{
icmpoutsrcquenchs++;
}
void snmp_inc_icmpoutredirects(void)
{
icmpoutredirects++;
}
void snmp_inc_icmpoutechos(void)
{
icmpoutechos++;
}
void snmp_inc_icmpoutechoreps(void)
{
icmpoutechoreps++;
}
void snmp_inc_icmpouttimestamps(void)
{
icmpouttimestamps++;
}
void snmp_inc_icmpouttimestampreps(void)
{
icmpouttimestampreps++;
}
void snmp_inc_icmpoutaddrmasks(void)
{
icmpoutaddrmasks++;
}
void snmp_inc_icmpoutaddrmaskreps(void)
{
icmpoutaddrmaskreps++;
}
void snmp_inc_tcpactiveopens(void)
{
tcpactiveopens++;
}
void snmp_inc_tcppassiveopens(void)
{
tcppassiveopens++;
}
void snmp_inc_tcpattemptfails(void)
{
tcpattemptfails++;
}
void snmp_inc_tcpestabresets(void)
{
tcpestabresets++;
}
void snmp_inc_tcpinsegs(void)
{
tcpinsegs++;
}
void snmp_inc_tcpoutsegs(void)
{
tcpoutsegs++;
}
void snmp_inc_tcpretranssegs(void)
{
tcpretranssegs++;
}
void snmp_inc_tcpinerrs(void)
{
tcpinerrs++;
}
void snmp_inc_tcpoutrsts(void)
{
tcpoutrsts++;
}
void snmp_inc_udpindatagrams(void)
{
udpindatagrams++;
}
void snmp_inc_udpnoports(void)
{
udpnoports++;
}
void snmp_inc_udpinerrors(void)
{
udpinerrors++;
}
void snmp_inc_udpoutdatagrams(void)
{
udpoutdatagrams++;
}
void snmp_inc_snmpinpkts(void)
{
snmpinpkts++;
}
void snmp_inc_snmpoutpkts(void)
{
snmpoutpkts++;
}
void snmp_inc_snmpinbadversions(void)
{
snmpinbadversions++;
}
void snmp_inc_snmpinbadcommunitynames(void)
{
snmpinbadcommunitynames++;
}
void snmp_inc_snmpinbadcommunityuses(void)
{
snmpinbadcommunityuses++;
}
void snmp_inc_snmpinasnparseerrs(void)
{
snmpinasnparseerrs++;
}
void snmp_inc_snmpintoobigs(void)
{
snmpintoobigs++;
}
void snmp_inc_snmpinnosuchnames(void)
{
snmpinnosuchnames++;
}
void snmp_inc_snmpinbadvalues(void)
{
snmpinbadvalues++;
}
void snmp_inc_snmpinreadonlys(void)
{
snmpinreadonlys++;
}
void snmp_inc_snmpingenerrs(void)
{
snmpingenerrs++;
}
void snmp_add_snmpintotalreqvars(u8_t value)
{
snmpintotalreqvars += value;
}
void snmp_add_snmpintotalsetvars(u8_t value)
{
snmpintotalsetvars += value;
}
void snmp_inc_snmpingetrequests(void)
{
snmpingetrequests++;
}
void snmp_inc_snmpingetnexts(void)
{
snmpingetnexts++;
}
void snmp_inc_snmpinsetrequests(void)
{
snmpinsetrequests++;
}
void snmp_inc_snmpingetresponses(void)
{
snmpingetresponses++;
}
void snmp_inc_snmpintraps(void)
{
snmpintraps++;
}
void snmp_inc_snmpouttoobigs(void)
{
snmpouttoobigs++;
}
void snmp_inc_snmpoutnosuchnames(void)
{
snmpoutnosuchnames++;
}
void snmp_inc_snmpoutbadvalues(void)
{
snmpoutbadvalues++;
}
void snmp_inc_snmpoutgenerrs(void)
{
snmpoutgenerrs++;
}
void snmp_inc_snmpoutgetrequests(void)
{
snmpoutgetrequests++;
}
void snmp_inc_snmpoutgetnexts(void)
{
snmpoutgetnexts++;
}
void snmp_inc_snmpoutsetrequests(void)
{
snmpoutsetrequests++;
}
void snmp_inc_snmpoutgetresponses(void)
{
snmpoutgetresponses++;
}
void snmp_inc_snmpouttraps(void)
{
snmpouttraps++;
}
void snmp_get_snmpgrpid_ptr(struct snmp_obj_id **oid)
{
*oid = &snmpgrp_id;
}
void snmp_set_snmpenableauthentraps(u8_t *value)
{
if (value != NULL)
{
snmpenableauthentraps_ptr = value;
}
}
void
noleafs_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if (ident_len){}
if (ident){}
od->instance = MIB_OBJECT_NONE;
}
void
noleafs_get_value(struct obj_def *od, u16_t len, void *value)
{
if (od){}
if (len){}
if (value){}
}
/**
* Returns systems object definitions.
*
* @param ident_len the address length (2)
* @param ident points to objectname.0 (object id trailer)
* @param od points to object definition.
*/
static void
system_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
u8_t id;
if ((ident_len == 2) && (ident[1] == 0))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def system.%"U16_F".0",(u16_t)id));
switch (id)
{
case 1: /* sysDescr */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = *sysdescr_len_ptr;
break;
case 2: /* sysObjectID */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OBJ_ID);
od->v_len = SNMP_SYSOBJID_LEN * sizeof(s32_t);
break;
case 3: /* sysUpTime */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_TIMETICKS);
od->v_len = sizeof(u32_t);
break;
case 4: /* sysContact */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = *syscontact_len_ptr;
break;
case 5: /* sysName */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = *sysname_len_ptr;
break;
case 6: /* sysLocation */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = *syslocation_len_ptr;
break;
case 7: /* sysServices */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("system_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
};
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("system_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
/**
* Returns system object value.
*
* @param ident_len the address length (2)
* @param ident points to objectname.0 (object id trailer)
* @param len return value space (in bytes)
* @param value points to (varbind) space to copy value into.
*/
static void
system_get_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* sysDescr */
ocstrncpy(value,sysdescr_ptr,len);
break;
case 2: /* sysObjectID */
objectidncpy((s32_t*)value,(s32_t*)sysobjid.id,len / sizeof(s32_t));
break;
case 3: /* sysUpTime */
{
u32_t *uint_ptr = value;
*uint_ptr = sysuptime;
}
break;
case 4: /* sysContact */
ocstrncpy(value,syscontact_ptr,len);
break;
case 5: /* sysName */
ocstrncpy(value,sysname_ptr,len);
break;
case 6: /* sysLocation */
ocstrncpy(value,syslocation_ptr,len);
break;
case 7: /* sysServices */
{
s32_t *sint_ptr = value;
*sint_ptr = sysservices;
}
break;
};
}
/**
* Returns interfaces.ifnumber object definition.
*
* @param ident_len the address length (2)
* @param ident points to objectname.index
* @param od points to object definition.
*/
static void
interfaces_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if ((ident_len == 2) && (ident[0] == 1) && (ident[1] == 0))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("interfaces_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
/**
* Returns interfaces.ifnumber object value.
*
* @param ident_len the address length (2)
* @param ident points to objectname.0 (object id trailer)
* @param len return value space (in bytes)
* @param value points to (varbind) space to copy value into.
*/
static void
interfaces_get_value(struct obj_def *od, u16_t len, void *value)
{
if (len){}
if (od->id_inst_ptr[0] == 1)
{
s32_t *sint_ptr = value;
*sint_ptr = netif_cnt;
}
}
/**
* Returns ifentry object definitions.
*
* @param ident_len the address length (2)
* @param ident points to objectname.index
* @param od points to object definition.
*/
static void
ifentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
u8_t id;
if ((ident_len == 2) && (ident[1] > 0) && (ident[1] <= netif_cnt))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def ifentry.%"U16_F".",(u16_t)id));
switch (id)
{
case 1: /* ifIndex */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 2: /* ifDescr */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
/** @todo this should be some sort of sizeof(struct netif.name) */
od->v_len = 2;
break;
case 3: /* ifType */
case 4: /* ifMtu */
case 8: /* ifOperStatus */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 5: /* ifSpeed */
case 21: /* ifOutQLen */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_GAUGE);
od->v_len = sizeof(u32_t);
break;
case 6: /* ifPhysAddress */
{
struct netif *netif = netif_list;
u16_t i, ifidx;
ifidx = ident[1] - 1;
i = 0;
while ((netif != NULL) && (i < ifidx))
{
netif = netif->next;
i++;
}
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = netif->hwaddr_len;
}
break;
case 7: /* ifAdminStatus */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 9: /* ifLastChange */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_TIMETICKS);
od->v_len = sizeof(u32_t);
break;
case 10: /* ifInOctets */
case 11: /* ifInUcastPkts */
case 12: /* ifInNUcastPkts */
case 13: /* ifInDiscarts */
case 14: /* ifInErrors */
case 15: /* ifInUnkownProtos */
case 16: /* ifOutOctets */
case 17: /* ifOutUcastPkts */
case 18: /* ifOutNUcastPkts */
case 19: /* ifOutDiscarts */
case 20: /* ifOutErrors */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
od->v_len = sizeof(u32_t);
break;
case 22: /* ifSpecific */
/** @note returning zeroDotZero (0.0) no media specific MIB support */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OBJ_ID);
od->v_len = ifspecific.len * sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ifentry_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
};
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ifentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
/**
* Returns ifentry object value.
*
* @param ident_len the address length (2)
* @param ident points to objectname.0 (object id trailer)
* @param len return value space (in bytes)
* @param value points to (varbind) space to copy value into.
*/
static void
ifentry_get_value(struct obj_def *od, u16_t len, void *value)
{
struct netif *netif = netif_list;
u16_t i, ifidx;
u8_t id;
ifidx = od->id_inst_ptr[1] - 1;
i = 0;
while ((netif != NULL) && (i < ifidx))
{
netif = netif->next;
i++;
}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* ifIndex */
{
s32_t *sint_ptr = value;
*sint_ptr = od->id_inst_ptr[1];
}
break;
case 2: /* ifDescr */
ocstrncpy(value,(u8_t*)netif->name,len);
break;
case 3: /* ifType */
{
s32_t *sint_ptr = value;
*sint_ptr = netif->link_type;
}
break;
case 4: /* ifMtu */
{
s32_t *sint_ptr = value;
*sint_ptr = netif->mtu;
}
break;
case 5: /* ifSpeed */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->link_speed;
}
break;
case 6: /* ifPhysAddress */
ocstrncpy(value,netif->hwaddr,len);
break;
case 7: /* ifAdminStatus */
case 8: /* ifOperStatus */
{
s32_t *sint_ptr = value;
if (netif_is_up(netif))
{
*sint_ptr = 1;
}
else
{
*sint_ptr = 2;
}
}
break;
case 9: /* ifLastChange */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ts;
}
break;
case 10: /* ifInOctets */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifinoctets;
}
break;
case 11: /* ifInUcastPkts */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifinucastpkts;
}
break;
case 12: /* ifInNUcastPkts */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifinnucastpkts;
}
break;
case 13: /* ifInDiscarts */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifindiscards;
}
break;
case 14: /* ifInErrors */
case 15: /* ifInUnkownProtos */
/** @todo add these counters! */
{
u32_t *uint_ptr = value;
*uint_ptr = 0;
}
break;
case 16: /* ifOutOctets */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifoutoctets;
}
break;
case 17: /* ifOutUcastPkts */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifoutucastpkts;
}
break;
case 18: /* ifOutNUcastPkts */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifoutnucastpkts;
}
break;
case 19: /* ifOutDiscarts */
{
u32_t *uint_ptr = value;
*uint_ptr = netif->ifoutdiscards;
}
break;
case 20: /* ifOutErrors */
/** @todo add this counter! */
{
u32_t *uint_ptr = value;
*uint_ptr = 0;
}
break;
case 21: /* ifOutQLen */
/** @todo figure out if this must be 0 (no queue) or 1? */
{
u32_t *uint_ptr = value;
*uint_ptr = 0;
}
break;
case 22: /* ifSpecific */
objectidncpy((s32_t*)value,(s32_t*)ifspecific.id,len / sizeof(s32_t));
break;
};
}
/**
* Returns atentry object definitions.
*
* @param ident_len the address length (6)
* @param ident points to objectname.atifindex.atnetaddress
* @param od points to object definition.
*
* @todo std says objects are writeable, can we ignore it?
*/
static void
atentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if ((ident_len == 6) &&
(ident[1] > 0) && (ident[1] <= netif_cnt))
{
struct eth_addr* ethaddr_ret;
struct ip_addr* ipaddr_ret;
struct ip_addr ip;
struct netif *netif = netif_list;
u16_t i, ifidx;
ifidx = ident[1] - 1;
i = 0;
while ((netif != NULL) && (i < ifidx))
{
netif = netif->next;
i++;
}
ip.addr = ident[2];
ip.addr <<= 8;
ip.addr |= ident[3];
ip.addr <<= 8;
ip.addr |= ident[4];
ip.addr <<= 8;
ip.addr |= ident[5];
ip.addr = htonl(ip.addr);
if (etharp_find_addr(netif, &ip, &ethaddr_ret, &ipaddr_ret) > -1)
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
switch (ident[0])
{
case 1: /* atIfIndex */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
od->addr = NULL;
break;
case 2: /* atPhysAddress */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = sizeof(struct eth_addr);
od->addr = ethaddr_ret;
break;
case 3: /* atNetAddress */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
od->v_len = 4;
od->addr = ipaddr_ret;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("atentry_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("atentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("atentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
atentry_get_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
if (len) {}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* atIfIndex */
{
s32_t *sint_ptr = value;
*sint_ptr = od->id_inst_ptr[1];
}
break;
case 2: /* atPhysAddress */
{
struct eth_addr *dst = value;
struct eth_addr *src = od->addr;
*dst = *src;
}
break;
case 3: /* atNetAddress */
{
struct ip_addr *dst = value;
struct ip_addr *src = od->addr;
*dst = *src;
}
break;
}
}
static void
ip_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
u8_t id;
if ((ident_len == 2) && (ident[1] == 0))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def ip.%"U16_F".0",(u16_t)id));
switch (id)
{
case 1: /* ipForwarding */
case 2: /* ipDefaultTTL */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 3: /* ipInReceives */
case 4: /* ipInHdrErrors */
case 5: /* ipInAddrErrors */
case 6: /* ipForwDatagrams */
case 7: /* ipInUnknownProtos */
case 8: /* ipInDiscards */
case 9: /* ipInDelivers */
case 10: /* ipOutRequests */
case 11: /* ipOutDiscards */
case 12: /* ipOutNoRoutes */
case 14: /* ipReasmReqds */
case 15: /* ipReasmOKs */
case 16: /* ipReasmFails */
case 17: /* ipFragOKs */
case 18: /* ipFragFails */
case 19: /* ipFragCreates */
case 23: /* ipRoutingDiscards */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
od->v_len = sizeof(u32_t);
break;
case 13: /* ipReasmTimeout */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
};
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
/** @todo ipForwarding is writeable, but we may return badValue,
in lwIP this is a compile-time switch
we will also return a badvalue for wring a default TTL
which differs from our compile time default */
static void
ip_get_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
if (len) {}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipForwarding */
{
s32_t *sint_ptr = value;
#if IP_FORWARD
/* forwarding */
*sint_ptr = 1;
#else
/* not-forwarding */
*sint_ptr = 2;
#endif
}
break;
case 2: /* ipDefaultTTL */
{
s32_t *sint_ptr = value;
*sint_ptr = IP_DEFAULT_TTL;
}
break;
case 3: /* ipInReceives */
{
u32_t *uint_ptr = value;
*uint_ptr = ipinreceives;
}
break;
case 4: /* ipInHdrErrors */
{
u32_t *uint_ptr = value;
*uint_ptr = ipinhdrerrors;
}
break;
case 5: /* ipInAddrErrors */
{
u32_t *uint_ptr = value;
*uint_ptr = ipinaddrerrors;
}
break;
case 6: /* ipForwDatagrams */
{
u32_t *uint_ptr = value;
*uint_ptr = ipforwdatagrams;
}
break;
case 7: /* ipInUnknownProtos */
{
u32_t *uint_ptr = value;
*uint_ptr = ipinunknownprotos;
}
break;
case 8: /* ipInDiscards */
{
u32_t *uint_ptr = value;
*uint_ptr = ipindiscards;
}
break;
case 9: /* ipInDelivers */
{
u32_t *uint_ptr = value;
*uint_ptr = ipindelivers;
}
break;
case 10: /* ipOutRequests */
{
u32_t *uint_ptr = value;
*uint_ptr = ipoutrequests;
}
break;
case 11: /* ipOutDiscards */
{
u32_t *uint_ptr = value;
*uint_ptr = ipoutdiscards;
}
break;
case 12: /* ipOutNoRoutes */
{
u32_t *uint_ptr = value;
*uint_ptr = ipoutnoroutes;
}
break;
case 13: /* ipReasmTimeout */
{
s32_t *sint_ptr = value;
#if IP_REASSEMBLY
*sint_ptr = IP_REASS_MAXAGE;
#else
*sint_ptr = 0;
#endif
}
break;
case 14: /* ipReasmReqds */
{
u32_t *uint_ptr = value;
*uint_ptr = ipreasmreqds;
}
break;
case 15: /* ipReasmOKs */
{
u32_t *uint_ptr = value;
*uint_ptr = ipreasmoks;
}
break;
case 16: /* ipReasmFails */
{
u32_t *uint_ptr = value;
*uint_ptr = ipreasmfails;
}
break;
case 17: /* ipFragOKs */
{
u32_t *uint_ptr = value;
*uint_ptr = ipfragoks;
}
break;
case 18: /* ipFragFails */
{
u32_t *uint_ptr = value;
*uint_ptr = ipfragfails;
}
break;
case 19: /* ipFragCreates */
{
u32_t *uint_ptr = value;
*uint_ptr = ipfragcreates;
}
break;
case 23: /* ipRoutingDiscards */
/** @todo can lwIP discard routes at all?? hardwire this to 0?? */
{
u32_t *uint_ptr = value;
*uint_ptr = iproutingdiscards;
}
break;
};
}
static void
ip_addrentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if (ident_len == 5)
{
struct ip_addr ip;
struct netif *netif = netif_list;
ip.addr = ident[1];
ip.addr <<= 8;
ip.addr |= ident[2];
ip.addr <<= 8;
ip.addr |= ident[3];
ip.addr <<= 8;
ip.addr |= ident[4];
ip.addr = htonl(ip.addr);
while ((netif != NULL) && !ip_addr_cmp(&ip, &netif->ip_addr))
{
netif = netif->next;
}
if (netif != NULL)
{
u8_t id;
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
od->addr = netif;
id = ident[0];
switch (id)
{
case 1: /* ipAdEntAddr */
case 3: /* ipAdEntNetMask */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
od->v_len = 4;
break;
case 2: /* ipAdEntIfIndex */
case 4: /* ipAdEntBcastAddr */
case 5: /* ipAdEntReasmMaxSize */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_addrentry_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_addrentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_addrentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
ip_addrentry_get_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
if (len) {}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipAdEntAddr */
{
struct ip_addr *dst = value;
struct netif *netif;
struct ip_addr *src;
netif = od->addr;
src = &netif->ip_addr;
*dst = *src;
}
break;
case 2: /* ipAdEntIfIndex */
{
s32_t *sint_ptr = value;
struct netif *netif = netif_list;
u16_t i;
i = 0;
while ((netif != NULL) && (netif != od->addr))
{
netif = netif->next;
i++;
}
*sint_ptr = i + 1;
}
break;
case 3: /* ipAdEntNetMask */
{
struct ip_addr *dst = value;
struct netif *netif;
struct ip_addr *src;
netif = od->addr;
src = &netif->netmask;
*dst = *src;
}
break;
case 4: /* ipAdEntBcastAddr */
{
s32_t *sint_ptr = value;
/* lwIP oddity, there's no broadcast
address in the netif we can rely on */
*sint_ptr = ip_addr_broadcast.addr & 1;
}
break;
case 5: /* ipAdEntReasmMaxSize */
{
s32_t *sint_ptr = value;
#if IP_REASSEMBLY
*sint_ptr = (IP_HLEN + IP_REASS_BUFSIZE);
#else
/** @todo returning MTU would be a bad thing and
returning a wild guess like '576' isn't good either */
*sint_ptr = 0;
#endif
}
break;
}
}
/**
* @note
* lwIP IP routing is currently using the network addresses in netif_list.
* if no suitable network IP is found in netif_list, the default_netif is used.
*/
static void
ip_rteentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
u8_t id;
if (ident_len == 5)
{
struct ip_addr dest;
struct netif *netif;
dest.addr = ident[1];
dest.addr <<= 8;
dest.addr |= ident[2];
dest.addr <<= 8;
dest.addr |= ident[3];
dest.addr <<= 8;
dest.addr |= ident[4];
dest.addr = htonl(dest.addr);
if (dest.addr == 0)
{
/* ip_route() uses default netif for default route */
netif = netif_default;
}
else
{
/* not using ip_route(), need exact match! */
netif = netif_list;
while ((netif != NULL) &&
!ip_addr_netcmp(&dest, &(netif->ip_addr), &(netif->netmask)) )
{
netif = netif->next;
}
}
if (netif != NULL)
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
od->addr = netif;
id = ident[0];
switch (id)
{
case 1: /* ipRouteDest */
case 7: /* ipRouteNextHop */
case 11: /* ipRouteMask */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
od->v_len = 4;
break;
case 2: /* ipRouteIfIndex */
case 3: /* ipRouteMetric1 */
case 4: /* ipRouteMetric2 */
case 5: /* ipRouteMetric3 */
case 6: /* ipRouteMetric4 */
case 8: /* ipRouteType */
case 10: /* ipRouteAge */
case 12: /* ipRouteMetric5 */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 9: /* ipRouteProto */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 13: /* ipRouteInfo */
/** @note returning zeroDotZero (0.0) no routing protocol specific MIB */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OBJ_ID);
od->v_len = iprouteinfo.len * sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_rteentry_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_rteentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_rteentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
ip_rteentry_get_value(struct obj_def *od, u16_t len, void *value)
{
struct netif *netif;
struct ip_addr dest;
s32_t *ident;
u8_t id;
netif = od->addr;
ident = od->id_inst_ptr;
dest.addr = ident[1];
dest.addr <<= 8;
dest.addr |= ident[2];
dest.addr <<= 8;
dest.addr |= ident[3];
dest.addr <<= 8;
dest.addr |= ident[4];
dest.addr = htonl(dest.addr);
id = ident[0];
switch (id)
{
case 1: /* ipRouteDest */
{
struct ip_addr *dst = value;
if (dest.addr == 0)
{
/* default rte has 0.0.0.0 dest */
dst->addr = 0;
}
else
{
/* netifs have netaddress dest */
dst->addr = netif->ip_addr.addr & netif->netmask.addr;
}
}
break;
case 2: /* ipRouteIfIndex */
{
struct netif *ni = netif_list;
s32_t *sint_ptr = value;
u16_t i;
i = 0;
while ((ni != NULL) && (ni != netif))
{
ni = ni->next;
i++;
}
*sint_ptr = i + 1;
}
break;
case 3: /* ipRouteMetric1 */
{
s32_t *sint_ptr = value;
if (dest.addr == 0)
{
/* default rte has metric 1 */
*sint_ptr = 1;
}
else
{
/* other rtes have metric 0 */
*sint_ptr = 0;
}
}
break;
case 4: /* ipRouteMetric2 */
case 5: /* ipRouteMetric3 */
case 6: /* ipRouteMetric4 */
case 12: /* ipRouteMetric5 */
{
s32_t *sint_ptr = value;
/* not used */
*sint_ptr = -1;
}
break;
case 7: /* ipRouteNextHop */
{
struct ip_addr *dst = value;
if (dest.addr == 0)
{
/* default rte: gateway */
*dst = netif->gw;
}
else
{
/* other rtes: netif ip_addr */
*dst = netif->ip_addr;
}
}
break;
case 8: /* ipRouteType */
{
s32_t *sint_ptr = value;
if (dest.addr == 0)
{
/* default rte is indirect */
*sint_ptr = 4;
}
else
{
/* other rtes are direct */
*sint_ptr = 3;
}
}
break;
case 9: /* ipRouteProto */
{
s32_t *sint_ptr = value;
/* locally defined routes */
*sint_ptr = 2;
}
break;
case 10: /* ipRouteAge */
{
s32_t *sint_ptr = value;
/** @todo (sysuptime - timestamp last change) / 100 */
*sint_ptr = 0;
}
break;
case 11: /* ipRouteMask */
{
struct ip_addr *dst = value;
if (dest.addr == 0)
{
/* default rte use 0.0.0.0 mask */
dst->addr = 0;
}
else
{
/* other rtes use netmask */
*dst = netif->netmask;
}
}
break;
case 13: /* ipRouteInfo */
objectidncpy((s32_t*)value,(s32_t*)iprouteinfo.id,len / sizeof(s32_t));
break;
}
}
static void
ip_ntomentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if ((ident_len == 6) &&
(ident[1] > 0) && (ident[1] <= netif_cnt))
{
struct eth_addr* ethaddr_ret;
struct ip_addr* ipaddr_ret;
struct ip_addr ip;
struct netif *netif = netif_list;
u16_t i, ifidx;
ifidx = ident[1] - 1;
i = 0;
while ((netif != NULL) && (i < ifidx))
{
netif = netif->next;
i++;
}
ip.addr = ident[2];
ip.addr <<= 8;
ip.addr |= ident[3];
ip.addr <<= 8;
ip.addr |= ident[4];
ip.addr <<= 8;
ip.addr |= ident[5];
ip.addr = htonl(ip.addr);
if (etharp_find_addr(netif, &ip, &ethaddr_ret, &ipaddr_ret) > -1)
{
u8_t id;
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
switch (id)
{
case 1: /* ipNetToMediaIfIndex */
case 4: /* ipNetToMediaType */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
od->addr = NULL;
break;
case 2: /* ipNetToMediaPhysAddress */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
od->v_len = sizeof(struct eth_addr);
od->addr = ethaddr_ret;
break;
case 3: /* ipNetToMediaNetAddress */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
od->v_len = 4;
od->addr = ipaddr_ret;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_ntomentry_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_ntomentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_ntomentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
ip_ntomentry_get_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
if (len){}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipNetToMediaIfIndex */
{
s32_t *sint_ptr = value;
*sint_ptr = od->id_inst_ptr[1];
}
break;
case 2: /* ipNetToMediaPhysAddress */
{
struct eth_addr *dst = value;
struct eth_addr *src = od->addr;
*dst = *src;
}
break;
case 3: /* ipNetToMediaNetAddress */
{
struct ip_addr *dst = value;
struct ip_addr *src = od->addr;
*dst = *src;
}
break;
case 4: /* ipNetToMediaType */
{
s32_t *sint_ptr = value;
/* dynamic (?) */
*sint_ptr = 3;
}
break;
}
}
static void
icmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if ((ident_len == 2) && (ident[1] == 0) &&
(ident[0] > 0) && (ident[0] < 27))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
od->v_len = sizeof(u32_t);
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("icmp_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
icmp_get_value(struct obj_def *od, u16_t len, void *value)
{
u32_t *uint_ptr = value;
u8_t id;
if (len){}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* icmpInMsgs */
*uint_ptr = icmpinmsgs;
break;
case 2: /* icmpInErrors */
*uint_ptr = icmpinerrors;
break;
case 3: /* icmpInDestUnreachs */
*uint_ptr = icmpindestunreachs;
break;
case 4: /* icmpInTimeExcds */
*uint_ptr = icmpintimeexcds;
break;
case 5: /* icmpInParmProbs */
*uint_ptr = icmpinparmprobs;
break;
case 6: /* icmpInSrcQuenchs */
*uint_ptr = icmpinsrcquenchs;
break;
case 7: /* icmpInRedirects */
*uint_ptr = icmpinredirects;
break;
case 8: /* icmpInEchos */
*uint_ptr = icmpinechos;
break;
case 9: /* icmpInEchoReps */
*uint_ptr = icmpinechoreps;
break;
case 10: /* icmpInTimestamps */
*uint_ptr = icmpintimestamps;
break;
case 11: /* icmpInTimestampReps */
*uint_ptr = icmpintimestampreps;
break;
case 12: /* icmpInAddrMasks */
*uint_ptr = icmpinaddrmasks;
break;
case 13: /* icmpInAddrMaskReps */
*uint_ptr = icmpinaddrmaskreps;
break;
case 14: /* icmpOutMsgs */
*uint_ptr = icmpoutmsgs;
break;
case 15: /* icmpOutErrors */
*uint_ptr = icmpouterrors;
break;
case 16: /* icmpOutDestUnreachs */
*uint_ptr = icmpoutdestunreachs;
break;
case 17: /* icmpOutTimeExcds */
*uint_ptr = icmpouttimeexcds;
break;
case 18: /* icmpOutParmProbs */
*uint_ptr = icmpoutparmprobs;
break;
case 19: /* icmpOutSrcQuenchs */
*uint_ptr = icmpoutsrcquenchs;
break;
case 20: /* icmpOutRedirects */
*uint_ptr = icmpoutredirects;
break;
case 21: /* icmpOutEchos */
*uint_ptr = icmpoutechos;
break;
case 22: /* icmpOutEchoReps */
*uint_ptr = icmpoutechoreps;
break;
case 23: /* icmpOutTimestamps */
*uint_ptr = icmpouttimestamps;
break;
case 24: /* icmpOutTimestampReps */
*uint_ptr = icmpouttimestampreps;
break;
case 25: /* icmpOutAddrMasks */
*uint_ptr = icmpoutaddrmasks;
break;
case 26: /* icmpOutAddrMaskReps */
*uint_ptr = icmpoutaddrmaskreps;
break;
}
}
#if LWIP_TCP
/** @todo tcp grp */
static void
tcp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
u8_t id;
if ((ident_len == 2) && (ident[1] == 0))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def tcp.%"U16_F".0",(u16_t)id));
switch (id)
{
case 1: /* tcpRtoAlgorithm */
case 2: /* tcpRtoMin */
case 3: /* tcpRtoMax */
case 4: /* tcpMaxConn */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
case 5: /* tcpActiveOpens */
case 6: /* tcpPassiveOpens */
case 7: /* tcpAttemptFails */
case 8: /* tcpEstabResets */
case 10: /* tcpInSegs */
case 11: /* tcpOutSegs */
case 12: /* tcpRetransSegs */
case 14: /* tcpInErrs */
case 15: /* tcpOutRsts */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
od->v_len = sizeof(u32_t);
break;
case 9: /* tcpCurrEstab */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_GAUGE);
od->v_len = sizeof(u32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("tcp_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
};
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("tcp_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
tcp_get_value(struct obj_def *od, u16_t len, void *value)
{
u32_t *uint_ptr = value;
s32_t *sint_ptr = value;
u8_t id;
if (len){}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* tcpRtoAlgorithm, vanj(4) */
*sint_ptr = 4;
break;
case 2: /* tcpRtoMin */
/* @todo need value */
*sint_ptr = 0;
break;
case 3: /* tcpRtoMax */
/* @todo need value */
*sint_ptr = 0;
break;
case 4: /* tcpMaxConn */
*sint_ptr = MEMP_NUM_TCP_PCB_LISTEN;
break;
case 5: /* tcpActiveOpens */
*uint_ptr = tcpactiveopens;
break;
case 6: /* tcpPassiveOpens */
*uint_ptr = tcppassiveopens;
break;
case 7: /* tcpAttemptFails */
*uint_ptr = tcpattemptfails;
break;
case 8: /* tcpEstabResets */
*uint_ptr = tcpestabresets;
break;
case 9: /* tcpCurrEstab */
{
u16_t tcpcurrestab = 0;
struct tcp_pcb *pcb = tcp_active_pcbs;
while (pcb != NULL)
{
if ((pcb->state == ESTABLISHED) ||
(pcb->state == CLOSE_WAIT))
{
tcpcurrestab++;
}
pcb = pcb->next;
}
*uint_ptr = tcpcurrestab;
}
break;
case 10: /* tcpInSegs */
*uint_ptr = tcpinsegs;
break;
case 11: /* tcpOutSegs */
*uint_ptr = tcpoutsegs;
break;
case 12: /* tcpRetransSegs */
*uint_ptr = tcpretranssegs;
break;
case 14: /* tcpInErrs */
*uint_ptr = tcpinerrs;
break;
case 15: /* tcpOutRsts */
*uint_ptr = tcpoutrsts;
break;
}
}
static void
tcpconnentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
}
static void
tcpconnentry_get_value(struct obj_def *od, u16_t len, void *value)
{
}
#endif
static void
udp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if ((ident_len == 2) && (ident[1] == 0) &&
(ident[0] > 0) && (ident[0] < 6))
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
od->v_len = sizeof(u32_t);
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("udp_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
udp_get_value(struct obj_def *od, u16_t len, void *value)
{
u32_t *uint_ptr = value;
u8_t id;
if (len){}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* udpInDatagrams */
*uint_ptr = udpindatagrams;
break;
case 2: /* udpNoPorts */
*uint_ptr = udpnoports;
break;
case 3: /* udpInErrors */
*uint_ptr = udpinerrors;
break;
case 4: /* udpOutDatagrams */
*uint_ptr = udpoutdatagrams;
break;
}
}
static void
udpentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if (ident_len == 6)
{
struct udp_pcb *pcb;
struct ip_addr ip;
u16_t port;
ip.addr = ident[1];
ip.addr <<= 8;
ip.addr |= ident[2];
ip.addr <<= 8;
ip.addr |= ident[3];
ip.addr <<= 8;
ip.addr |= ident[4];
ip.addr = htonl(ip.addr);
port = ident[5];
pcb = udp_pcbs;
while ((pcb != NULL) &&
(pcb->local_ip.addr != ip.addr) &&
(pcb->local_port != port))
{
pcb = pcb->next;
}
if (pcb != NULL)
{
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
od->addr = pcb;
switch (ident[0])
{
case 1: /* udpLocalAddress */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
od->v_len = 4;
break;
case 2: /* udpLocalPort */
od->instance = MIB_OBJECT_TAB;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("udpentry_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("udpentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("udpentry_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
udpentry_get_value(struct obj_def *od, u16_t len, void *value)
{
struct udp_pcb *pcb;
u8_t id;
if (len){}
pcb = od->addr;
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* udpLocalAddress */
{
struct ip_addr *dst = value;
struct ip_addr *src = &pcb->local_ip;
*dst = *src;
}
break;
case 2: /* udpLocalPort */
{
s32_t *sint_ptr = value;
*sint_ptr = pcb->local_port;
}
break;
}
}
static void
snmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
{
if ((ident_len == 2) && (ident[1] == 0))
{
u8_t id;
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
switch (id)
{
case 1: /* snmpInPkts */
case 2: /* snmpOutPkts */
case 3: /* snmpInBadVersions */
case 4: /* snmpInBadCommunityNames */
case 5: /* snmpInBadCommunityUses */
case 6: /* snmpInASNParseErrs */
case 8: /* snmpInTooBigs */
case 9: /* snmpInNoSuchNames */
case 10: /* snmpInBadValues */
case 11: /* snmpInReadOnlys */
case 12: /* snmpInGenErrs */
case 13: /* snmpInTotalReqVars */
case 14: /* snmpInTotalSetVars */
case 15: /* snmpInGetRequests */
case 16: /* snmpInGetNexts */
case 17: /* snmpInSetRequests */
case 18: /* snmpInGetResponses */
case 19: /* snmpInTraps */
case 20: /* snmpOutTooBigs */
case 21: /* snmpOutNoSuchNames */
case 22: /* snmpOutBadValues */
case 24: /* snmpOutGenErrs */
case 25: /* snmpOutGetRequests */
case 26: /* snmpOutGetNexts */
case 27: /* snmpOutSetRequests */
case 28: /* snmpOutGetResponses */
case 29: /* snmpOutTraps */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_ONLY;
od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
od->v_len = sizeof(u32_t);
break;
case 30: /* snmpEnableAuthenTraps */
od->instance = MIB_OBJECT_SCALAR;
od->access = MIB_OBJECT_READ_WRITE;
od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
od->v_len = sizeof(s32_t);
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_get_object_def: no such object"));
od->instance = MIB_OBJECT_NONE;
break;
};
}
else
{
LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_get_object_def: no scalar"));
od->instance = MIB_OBJECT_NONE;
}
}
static void
snmp_get_value(struct obj_def *od, u16_t len, void *value)
{
u32_t *uint_ptr = value;
u8_t id;
if (len){}
id = od->id_inst_ptr[0];
switch (id)
{
case 1: /* snmpInPkts */
*uint_ptr = snmpinpkts;
break;
case 2: /* snmpOutPkts */
*uint_ptr = snmpoutpkts;
break;
case 3: /* snmpInBadVersions */
*uint_ptr = snmpinbadversions;
break;
case 4: /* snmpInBadCommunityNames */
*uint_ptr = snmpinbadcommunitynames;
break;
case 5: /* snmpInBadCommunityUses */
*uint_ptr = snmpinbadcommunityuses;
break;
case 6: /* snmpInASNParseErrs */
*uint_ptr = snmpinasnparseerrs;
break;
case 8: /* snmpInTooBigs */
*uint_ptr = snmpintoobigs;
break;
case 9: /* snmpInNoSuchNames */
*uint_ptr = snmpinnosuchnames;
break;
case 10: /* snmpInBadValues */
*uint_ptr = snmpinbadvalues;
break;
case 11: /* snmpInReadOnlys */
*uint_ptr = snmpinreadonlys;
break;
case 12: /* snmpInGenErrs */
*uint_ptr = snmpingenerrs;
break;
case 13: /* snmpInTotalReqVars */
*uint_ptr = snmpintotalreqvars;
break;
case 14: /* snmpInTotalSetVars */
*uint_ptr = snmpintotalsetvars;
break;
case 15: /* snmpInGetRequests */
*uint_ptr = snmpingetrequests;
break;
case 16: /* snmpInGetNexts */
*uint_ptr = snmpingetnexts;
break;
case 17: /* snmpInSetRequests */
*uint_ptr = snmpinsetrequests;
break;
case 18: /* snmpInGetResponses */
*uint_ptr = snmpingetresponses;
break;
case 19: /* snmpInTraps */
*uint_ptr = snmpintraps;
break;
case 20: /* snmpOutTooBigs */
*uint_ptr = snmpouttoobigs;
break;
case 21: /* snmpOutNoSuchNames */
*uint_ptr = snmpoutnosuchnames;
break;
case 22: /* snmpOutBadValues */
*uint_ptr = snmpoutbadvalues;
break;
case 24: /* snmpOutGenErrs */
*uint_ptr = snmpoutgenerrs;
break;
case 25: /* snmpOutGetRequests */
*uint_ptr = snmpoutgetrequests;
break;
case 26: /* snmpOutGetNexts */
*uint_ptr = snmpoutgetnexts;
break;
case 27: /* snmpOutSetRequests */
*uint_ptr = snmpoutsetrequests;
break;
case 28: /* snmpOutGetResponses */
*uint_ptr = snmpoutgetresponses;
break;
case 29: /* snmpOutTraps */
*uint_ptr = snmpouttraps;
break;
case 30: /* snmpEnableAuthenTraps */
*uint_ptr = *snmpenableauthentraps_ptr;
break;
};
}
#endif /* LWIP_SNMP */
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