+ /* Initialize the variable list to be retrieved by m_Query */
+ varBindList.list = varBind;
+ varBind[0].name = MIB_NULL;
+ varBind[1].name = MIB_NULL;
+
+ // Copy in the OID to find the number of entries in the
+ // Inteface table
+ varBindList.len = 1; // Only retrieving one item
+ SNMP_oidcpy(&varBind[0].name, &MIB_ifEntryNum);
+ ret = m_Query(ASN_RFC1157_GETNEXTREQUEST, &varBindList, &errorStatus,
+ &errorIndex);
+// printf("# of adapters in this system : %i\n",
+// varBind[0].value.asnValue.number);
+ varBindList.len = 2;
+
+ // Copy in the OID of ifType, the type of interface
+ SNMP_oidcpy(&varBind[0].name, &MIB_ifEntryType);
+
+ // Copy in the OID of ifPhysAddress, the address
+ SNMP_oidcpy(&varBind[1].name, &MIB_ifMACEntAddr);
+
+ do
+ {
+ // Submit the query. Responses will be loaded into varBindList.
+ // We can expect this call to succeed a # of times corresponding
+ // to the # of adapters reported to be in the system
+ ret = m_Query(ASN_RFC1157_GETNEXTREQUEST, &varBindList, &errorStatus,
+ &errorIndex);
+ if (!ret)
+ {
+ ret = 1;
+ }
+ else
+ {
+ // Confirm that the proper type has been returned
+ ret = SNMP_oidncmp(&varBind[0].name, &MIB_ifEntryType,
+ MIB_ifEntryType.idLength);
+ }
+ if (!ret)
+ {
+ j++;
+ dtmp = varBind[0].value.asnValue.number;
+ std::cerr << "Interface #" << j << " type : " << dtmp << std::endl;
+
+ // Type 6 describes ethernet interfaces
+ if (dtmp == 6)
+ {
+ // Confirm that we have an address here
+ ret = SNMP_oidncmp(&varBind[1].name, &MIB_ifMACEntAddr,
+ MIB_ifMACEntAddr.idLength);
+ if ( !ret && varBind[1].value.asnValue.address.stream != NULL )
+ {
+ if ( (varBind[1].value.asnValue.address.stream[0] == 0x44)
+ && (varBind[1].value.asnValue.address.stream[1] == 0x45)
+ && (varBind[1].value.asnValue.address.stream[2] == 0x53)
+ && (varBind[1].value.asnValue.address.stream[3] == 0x54)
+ && (varBind[1].value.asnValue.address.stream[4] == 0x00) )
+ {
+ // Ignore all dial-up networking adapters
+ std::cerr << "Interface #" << j << " is a DUN adapter\n";
+ continue;
+ }
+ if ( (varBind[1].value.asnValue.address.stream[0] == 0x00)
+ && (varBind[1].value.asnValue.address.stream[1] == 0x00)
+ && (varBind[1].value.asnValue.address.stream[2] == 0x00)
+ && (varBind[1].value.asnValue.address.stream[3] == 0x00)
+ && (varBind[1].value.asnValue.address.stream[4] == 0x00)
+ && (varBind[1].value.asnValue.address.stream[5] == 0x00) )
+ {
+ // Ignore NULL addresses returned by other network
+ // interfaces
+ std::cerr << "Interface #" << j << " is a NULL address\n";
+ continue;
+ }
+ memcpy( addr, varBind[1].value.asnValue.address.stream, 6);
+ }
+ }
+ }
+ } while (!ret);
+
+ // Free the bindings
+ SNMP_FreeVarBind(&varBind[0]);
+ SNMP_FreeVarBind(&varBind[1]);
+ return 0;
+#endif //Win32 version