public SnmpSession[] snmpInquriy_new()
{
StringBuilder tempIP = new StringBuilder();
StringBuilder tempOID = new StringBuilder();
StringBuilder tempContent = new StringBuilder();
tempIP.Append(inquiryIP);
tempOID.Append(inquiryOID);
tempContent.Append(content);
switch (operation)
{
case "get":
string t = Marshal.PtrToStringAnsi(snmpGet(tempIP, tempOID));
SnmpSession[] s = new SnmpSession[1];
s[0] = new SnmpSession("2c:" + inquiryIP + ":" + inquiryOID + ":" + t);
return(s);
// break;
case "set":
string t1 = Marshal.PtrToStringAnsi(snmpSet(tempIP, tempOID, tempContent));
SnmpSession[] s1 = new SnmpSession[1];
s1[0] = new SnmpSession("2c:" + inquiryIP + ":" + inquiryOID + ":" + t1);
return(s1);
// break;
case "walk":
return(snmpWalk_i());
default:
return(null);
}
}
public SnmpSession[] snmpWalk_i()
{
string[] tempresult;
tempresult = snmpWalk(inquiryIP, inquiryOID);
SnmpSession[] result = new SnmpSession[tempresult.Length - 1];
uint i = 0;
for (i = 0; i < tempresult.Length - 1; i++)
{
result[i] = new SnmpSession(tempresult[i]);
}
return(result);
}
public string get(string ip, string community, string oid, int timeout, int retry)
{
IPAddress ipaddr = IPAddress.Parse(ip);
SnmpAPI api = new SnmpAPI();
api.Debug = false;
SnmpSession session = new SnmpSession(api);
try
{
session.Open();
}
catch (SnmpException e)
{
error = "Error opening socket: " + e;
return "false";
}
SnmpPDU pdu = new SnmpPDU();
UDPProtocolOptions option = new UDPProtocolOptions(ipaddr, 161);
pdu.ProtocolOptions = option;
pdu.Community = community;
pdu.Timeout = timeout;
pdu.Retries = retry;
pdu.Command = SnmpAPI.GET_REQ_MSG;
SnmpOID send_oid = new SnmpOID(oid);
pdu.AddNull(send_oid);
SnmpPDU result = null;
try
{
result = session.SyncSend(pdu);
}
catch (SnmpException e)
{
error = "Error sending SNMP request: " + e;
return "false";
}
if (result == null)
{
error = "Request timed out!";
return "false";
}
else
{
if (result.Errstat == 0)
{
session.Close();
api.Close();
return result.GetVariable(0).ToString();
}
else
{
session.Close();
api.Close();
error = result.Error;
return "false";
}
}
}
