BadVPN – Rev 1
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/**
* @file
* SNMP server options list
*/
/*
* Copyright (c) 2015 Dirk Ziegelmeier
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Dirk Ziegelmeier
*
*/
#ifndef LWIP_HDR_SNMP_OPTS_H
#define LWIP_HDR_SNMP_OPTS_H
#include "lwip/opt.h"
/**
* @defgroup snmp_opts Options
* @ingroup snmp
* @{
*/
/**
* LWIP_SNMP==1: This enables the lwIP SNMP agent. UDP must be available
* for SNMP transport.
* If you want to use your own SNMP agent, leave this disabled.
* To integrate MIB2 of an external agent, you need to enable
* LWIP_MIB2_CALLBACKS and MIB2_STATS. This will give you the callbacks
* and statistics counters you need to get MIB2 working.
*/
#if !defined LWIP_SNMP || defined __DOXYGEN__
#define LWIP_SNMP 0
#endif
/**
* SNMP_USE_NETCONN: Use netconn API instead of raw API.
* Makes SNMP agent run in a worker thread, so blocking operations
* can be done in MIB calls.
*/
#if !defined SNMP_USE_NETCONN || defined __DOXYGEN__
#define SNMP_USE_NETCONN 0
#endif
/**
* SNMP_USE_RAW: Use raw API.
* SNMP agent does not run in a worker thread, so blocking operations
* should not be done in MIB calls.
*/
#if !defined SNMP_USE_RAW || defined __DOXYGEN__
#define SNMP_USE_RAW 1
#endif
#if SNMP_USE_NETCONN && SNMP_USE_RAW
#error SNMP stack can use only one of the APIs {raw, netconn}
#endif
#if LWIP_SNMP && !SNMP_USE_NETCONN && !SNMP_USE_RAW
#error SNMP stack needs a receive API and UDP {raw, netconn}
#endif
#if SNMP_USE_NETCONN
/**
* SNMP_STACK_SIZE: Stack size of SNMP netconn worker thread
*/
#if !defined SNMP_STACK_SIZE || defined __DOXYGEN__
#define SNMP_STACK_SIZE DEFAULT_THREAD_STACKSIZE
#endif
/**
* SNMP_THREAD_PRIO: SNMP netconn worker thread priority
*/
#if !defined SNMP_THREAD_PRIO || defined __DOXYGEN__
#define SNMP_THREAD_PRIO DEFAULT_THREAD_PRIO
#endif
#endif /* SNMP_USE_NETCONN */
/**
* SNMP_TRAP_DESTINATIONS: Number of trap destinations. At least one trap
* destination is required
*/
#if !defined SNMP_TRAP_DESTINATIONS || defined __DOXYGEN__
#define SNMP_TRAP_DESTINATIONS 1
#endif
/**
* Only allow SNMP write actions that are 'safe' (e.g. disabling netifs is not
* a safe action and disabled when SNMP_SAFE_REQUESTS = 1).
* Unsafe requests are disabled by default!
*/
#if !defined SNMP_SAFE_REQUESTS || defined __DOXYGEN__
#define SNMP_SAFE_REQUESTS 1
#endif
/**
* The maximum length of strings used.
*/
#if !defined SNMP_MAX_OCTET_STRING_LEN || defined __DOXYGEN__
#define SNMP_MAX_OCTET_STRING_LEN 127
#endif
/**
* The maximum number of Sub ID's inside an object identifier.
* Indirectly this also limits the maximum depth of SNMP tree.
*/
#if !defined SNMP_MAX_OBJ_ID_LEN || defined __DOXYGEN__
#define SNMP_MAX_OBJ_ID_LEN 50
#endif
#if !defined SNMP_MAX_VALUE_SIZE || defined __DOXYGEN__
/**
* The maximum size of a value.
*/
#define SNMP_MIN_VALUE_SIZE (2 * sizeof(u32_t*)) /* size required to store the basic types (8 bytes for counter64) */
/**
* The minimum size of a value.
*/
#define SNMP_MAX_VALUE_SIZE LWIP_MAX(LWIP_MAX((SNMP_MAX_OCTET_STRING_LEN), sizeof(u32_t)*(SNMP_MAX_OBJ_ID_LEN)), SNMP_MIN_VALUE_SIZE)
#endif
/**
* The snmp read-access community. Used for write-access and traps, too
* unless SNMP_COMMUNITY_WRITE or SNMP_COMMUNITY_TRAP are enabled, respectively.
*/
#if !defined SNMP_COMMUNITY || defined __DOXYGEN__
#define SNMP_COMMUNITY "public"
#endif
/**
* The snmp write-access community.
* Set this community to "" in order to disallow any write access.
*/
#if !defined SNMP_COMMUNITY_WRITE || defined __DOXYGEN__
#define SNMP_COMMUNITY_WRITE "private"
#endif
/**
* The snmp community used for sending traps.
*/
#if !defined SNMP_COMMUNITY_TRAP || defined __DOXYGEN__
#define SNMP_COMMUNITY_TRAP "public"
#endif
/**
* The maximum length of community string.
* If community names shall be adjusted at runtime via snmp_set_community() calls,
* enter here the possible maximum length (+1 for terminating null character).
*/
#if !defined SNMP_MAX_COMMUNITY_STR_LEN || defined __DOXYGEN__
#define SNMP_MAX_COMMUNITY_STR_LEN LWIP_MAX(LWIP_MAX(sizeof(SNMP_COMMUNITY), sizeof(SNMP_COMMUNITY_WRITE)), sizeof(SNMP_COMMUNITY_TRAP))
#endif
/**
* The OID identifiying the device. This may be the enterprise OID itself or any OID located below it in tree.
*/
#if !defined SNMP_DEVICE_ENTERPRISE_OID || defined __DOXYGEN__
#define SNMP_LWIP_ENTERPRISE_OID 26381
/**
* 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!
* @note don't change this define, use snmp_set_device_enterprise_oid()
*
* 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_DEVICE_ENTERPRISE_OID {1, 3, 6, 1, 4, 1, SNMP_LWIP_ENTERPRISE_OID}
/**
* Length of SNMP_DEVICE_ENTERPRISE_OID
*/
#define SNMP_DEVICE_ENTERPRISE_OID_LEN 7
#endif
/**
* SNMP_DEBUG: Enable debugging for SNMP messages.
*/
#if !defined SNMP_DEBUG || defined __DOXYGEN__
#define SNMP_DEBUG LWIP_DBG_OFF
#endif
/**
* SNMP_MIB_DEBUG: Enable debugging for SNMP MIBs.
*/
#if !defined SNMP_MIB_DEBUG || defined __DOXYGEN__
#define SNMP_MIB_DEBUG LWIP_DBG_OFF
#endif
/**
* Indicates if the MIB2 implementation of LWIP SNMP stack is used.
*/
#if !defined SNMP_LWIP_MIB2 || defined __DOXYGEN__
#define SNMP_LWIP_MIB2 LWIP_SNMP
#endif
/**
* Value return for sysDesc field of MIB2.
*/
#if !defined SNMP_LWIP_MIB2_SYSDESC || defined __DOXYGEN__
#define SNMP_LWIP_MIB2_SYSDESC "lwIP"
#endif
/**
* Value return for sysName field of MIB2.
* To make sysName field settable, call snmp_mib2_set_sysname() to provide the necessary buffers.
*/
#if !defined SNMP_LWIP_MIB2_SYSNAME || defined __DOXYGEN__
#define SNMP_LWIP_MIB2_SYSNAME "FQDN-unk"
#endif
/**
* Value return for sysContact field of MIB2.
* To make sysContact field settable, call snmp_mib2_set_syscontact() to provide the necessary buffers.
*/
#if !defined SNMP_LWIP_MIB2_SYSCONTACT || defined __DOXYGEN__
#define SNMP_LWIP_MIB2_SYSCONTACT ""
#endif
/**
* Value return for sysLocation field of MIB2.
* To make sysLocation field settable, call snmp_mib2_set_syslocation() to provide the necessary buffers.
*/
#if !defined SNMP_LWIP_MIB2_SYSLOCATION || defined __DOXYGEN__
#define SNMP_LWIP_MIB2_SYSLOCATION ""
#endif
/**
* This value is used to limit the repetitions processed in GetBulk requests (value == 0 means no limitation).
* This may be useful to limit the load for a single request.
* According to SNMP RFC 1905 it is allowed to not return all requested variables from a GetBulk request if system load would be too high.
* so the effect is that the client will do more requests to gather all data.
* For the stack this could be useful in case that SNMP processing is done in TCP/IP thread. In this situation a request with many
* repetitions could block the thread for a longer time. Setting limit here will keep the stack more responsive.
*/
#if !defined SNMP_LWIP_GETBULK_MAX_REPETITIONS || defined __DOXYGEN__
#define SNMP_LWIP_GETBULK_MAX_REPETITIONS 0
#endif
/**
* @}
*/
/*
------------------------------------
---------- SNMPv3 options ----------
------------------------------------
*/
/**
* LWIP_SNMP_V3==1: This enables EXPERIMENTAL SNMPv3 support. LWIP_SNMP must
* also be enabled.
* THIS IS UNDER DEVELOPMENT AND SHOULD NOT BE ENABLED IN PRODUCTS.
*/
#ifndef LWIP_SNMP_V3
#define LWIP_SNMP_V3 0
#endif
#ifndef LWIP_SNMP_V3_MBEDTLS
#define LWIP_SNMP_V3_MBEDTLS LWIP_SNMP_V3
#endif
#ifndef LWIP_SNMP_V3_CRYPTO
#define LWIP_SNMP_V3_CRYPTO LWIP_SNMP_V3_MBEDTLS
#endif
#ifndef LWIP_SNMP_CONFIGURE_VERSIONS
#define LWIP_SNMP_CONFIGURE_VERSIONS 0
#endif
#endif /* LWIP_HDR_SNMP_OPTS_H */