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<div class="title">snmp_node_instance Struct Reference</div> </div>
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<p><code>#include &lt;snmp_core.h&gt;</code></p>
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Data Fields</h2></td></tr>
<tr class="memitem:a4136f44404b25f4d4dacc6b6b76e77ac"><td class="memItemLeft" align="right" valign="top">const struct <a class="el" href="structsnmp__node.html">snmp_node</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a4136f44404b25f4d4dacc6b6b76e77ac">node</a></td></tr>
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<tr class="memitem:aedb358729c310c8e5b391dd256726a23"><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="structsnmp__obj__id.html">snmp_obj_id</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#aedb358729c310c8e5b391dd256726a23">instance_oid</a></td></tr>
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<tr class="memitem:af51206e0912a8402c395dcf3b623f8b9"><td class="memItemLeft" align="right" valign="top">u8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#af51206e0912a8402c395dcf3b623f8b9">asn1_type</a></td></tr>
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<tr class="memitem:a4af17d17a971f1d11a186e6e1fc4411c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="snmp__core_8h.html#ad5a33687d1a6fcf970266b41b0633760">snmp_access_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a4af17d17a971f1d11a186e6e1fc4411c">access</a></td></tr>
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<tr class="memitem:a17aa954aa34672f4a399bf0d91c0a649"><td class="memItemLeft" align="right" valign="top">node_instance_get_value_method&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a17aa954aa34672f4a399bf0d91c0a649">get_value</a></td></tr>
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<tr class="memitem:a03c1fec3764f6b48337238b3355ee5bd"><td class="memItemLeft" align="right" valign="top">node_instance_set_test_method&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a03c1fec3764f6b48337238b3355ee5bd">set_test</a></td></tr>
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<tr class="memitem:a55fb4cadefcab9c74c3fb529c2560834"><td class="memItemLeft" align="right" valign="top">node_instance_set_value_method&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a55fb4cadefcab9c74c3fb529c2560834">set_value</a></td></tr>
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<tr class="memitem:a20a256c54fab19a455ecf6deff76c6de"><td class="memItemLeft" align="right" valign="top">node_instance_release_method&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a20a256c54fab19a455ecf6deff76c6de">release_instance</a></td></tr>
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<tr class="memitem:a55f53419cd5b369b771153ca2598ebc5"><td class="memItemLeft" align="right" valign="top">union <a class="el" href="unionsnmp__variant__value.html">snmp_variant_value</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#a55f53419cd5b369b771153ca2598ebc5">reference</a></td></tr>
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<tr class="memitem:ad289957b34b4e55915fa79f37c4d9d54"><td class="memItemLeft" align="right" valign="top">u32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structsnmp__node__instance.html#ad289957b34b4e55915fa79f37c4d9d54">reference_len</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>SNMP node instance </p>
</div><h2 class="groupheader">Field Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a4af17d17a971f1d11a186e6e1fc4411c">&#9670;&nbsp;</a></span>access</h2>
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<td class="memname"><a class="el" href="snmp__core_8h.html#ad5a33687d1a6fcf970266b41b0633760">snmp_access_t</a> snmp_node_instance::access</td>
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<p>one out of instance access types defined above (SNMP_NODE_INSTANCE_READ_ONLY,...) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#af51206e0912a8402c395dcf3b623f8b9">&#9670;&nbsp;</a></span>asn1_type</h2>
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<td class="memname">u8_t snmp_node_instance::asn1_type</td>
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<p>ASN type for this object (see <a class="el" href="snmp__asn1_8h.html">snmp_asn1.h</a> for definitions) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a17aa954aa34672f4a399bf0d91c0a649">&#9670;&nbsp;</a></span>get_value</h2>
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<td class="memname">node_instance_get_value_method snmp_node_instance::get_value</td>
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<p>returns object value for the given object identifier. Return values &lt;0 to indicate an error </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aedb358729c310c8e5b391dd256726a23">&#9670;&nbsp;</a></span>instance_oid</h2>
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<td class="memname">struct <a class="el" href="structsnmp__obj__id.html">snmp_obj_id</a> snmp_node_instance::instance_oid</td>
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<p>prefilled with the instance id requested; for get_instance() this is the exact oid requested; for get_next_instance() this is the relative starting point, stack expects relative oid of next node here </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a4136f44404b25f4d4dacc6b6b76e77ac">&#9670;&nbsp;</a></span>node</h2>
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<td class="memname">const struct <a class="el" href="structsnmp__node.html">snmp_node</a>* snmp_node_instance::node</td>
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<p>prefilled with the node, get_instance() is called on; may be changed by user to any value to pass an arbitrary node between calls to get_instance() and get_value/test_value/set_value </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a55f53419cd5b369b771153ca2598ebc5">&#9670;&nbsp;</a></span>reference</h2>
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<td class="memname">union <a class="el" href="unionsnmp__variant__value.html">snmp_variant_value</a> snmp_node_instance::reference</td>
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<p>reference to pass arbitrary value between calls to get_instance() and get_value/test_value/set_value </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad289957b34b4e55915fa79f37c4d9d54">&#9670;&nbsp;</a></span>reference_len</h2>
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<td class="memname">u32_t snmp_node_instance::reference_len</td>
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<p>see reference (if reference is a pointer, the length of underlying data may be stored here or anything else) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a20a256c54fab19a455ecf6deff76c6de">&#9670;&nbsp;</a></span>release_instance</h2>
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<td class="memname">node_instance_release_method snmp_node_instance::release_instance</td>
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<p>called in any case when the instance is not required anymore by stack (useful for freeing memory allocated in get_instance/get_next_instance methods) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a03c1fec3764f6b48337238b3355ee5bd">&#9670;&nbsp;</a></span>set_test</h2>
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<td class="memname">node_instance_set_test_method snmp_node_instance::set_test</td>
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<p>tests length and/or range BEFORE setting </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a55fb4cadefcab9c74c3fb529c2560834">&#9670;&nbsp;</a></span>set_value</h2>
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<td class="memname">node_instance_set_value_method snmp_node_instance::set_value</td>
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<p>sets object value, only called when <a class="el" href="structsnmp__node__instance.html#a03c1fec3764f6b48337238b3355ee5bd">set_test()</a> was successful </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>src/include/lwip/apps/<a class="el" href="snmp__core_8h.html">snmp_core.h</a></li>
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