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114 lines
4.4 KiB
C
114 lines
4.4 KiB
C
/**
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* @file
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* SNMP server MIB API to implement scalar nodes
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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: Martin Hentschel <info@cl-soft.de>
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*
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*/
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#ifndef LWIP_HDR_APPS_SNMP_SCALAR_H
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#define LWIP_HDR_APPS_SNMP_SCALAR_H
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#include "lwip/apps/snmp_opts.h"
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#include "lwip/apps/snmp_core.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
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/** basic scalar node */
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struct snmp_scalar_node
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{
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/** inherited "base class" members */
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struct snmp_leaf_node node;
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u8_t asn1_type;
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snmp_access_t access;
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node_instance_get_value_method get_value;
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node_instance_set_test_method set_test;
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node_instance_set_value_method set_value;
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};
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snmp_err_t snmp_scalar_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
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snmp_err_t snmp_scalar_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
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#define SNMP_SCALAR_CREATE_NODE(oid, access, asn1_type, get_value_method, set_test_method, set_value_method) \
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{{{ SNMP_NODE_SCALAR, (oid) }, \
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snmp_scalar_get_instance, \
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snmp_scalar_get_next_instance }, \
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(asn1_type), (access), (get_value_method), (set_test_method), (set_value_method) }
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#define SNMP_SCALAR_CREATE_NODE_READONLY(oid, asn1_type, get_value_method) SNMP_SCALAR_CREATE_NODE(oid, SNMP_NODE_INSTANCE_READ_ONLY, asn1_type, get_value_method, NULL, NULL)
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/** scalar array node - a tree node which contains scalars only as children */
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struct snmp_scalar_array_node_def
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{
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u32_t oid;
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u8_t asn1_type;
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snmp_access_t access;
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};
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typedef s16_t (*snmp_scalar_array_get_value_method)(const struct snmp_scalar_array_node_def*, void*);
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typedef snmp_err_t (*snmp_scalar_array_set_test_method)(const struct snmp_scalar_array_node_def*, u16_t, void*);
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typedef snmp_err_t (*snmp_scalar_array_set_value_method)(const struct snmp_scalar_array_node_def*, u16_t, void*);
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/** basic scalar array node */
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struct snmp_scalar_array_node
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{
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/** inherited "base class" members */
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struct snmp_leaf_node node;
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u16_t array_node_count;
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const struct snmp_scalar_array_node_def* array_nodes;
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snmp_scalar_array_get_value_method get_value;
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snmp_scalar_array_set_test_method set_test;
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snmp_scalar_array_set_value_method set_value;
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};
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snmp_err_t snmp_scalar_array_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
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snmp_err_t snmp_scalar_array_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
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#define SNMP_SCALAR_CREATE_ARRAY_NODE(oid, array_nodes, get_value_method, set_test_method, set_value_method) \
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{{{ SNMP_NODE_SCALAR_ARRAY, (oid) }, \
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snmp_scalar_array_get_instance, \
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snmp_scalar_array_get_next_instance }, \
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(u16_t)LWIP_ARRAYSIZE(array_nodes), (array_nodes), (get_value_method), (set_test_method), (set_value_method) }
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#endif /* LWIP_SNMP */
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_HDR_APPS_SNMP_SCALAR_H */
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