/// <summary>
/// Five Types of supported indexes:
/// 1. single digit
/// 2. string values separated by '&'
/// 3. JobId that signals using the SNMP Get Next
/// 4. string with more than 1 digit
/// 5. empty string
/// </summary>
/// <param name="oi">OidInfo</param>
/// <param name="supportedIdx">string</param>
private void ParseSupportedIndexes(OidInfo oi, string supportedIdx)
{
string value = supportedIdx.Trim();
if (value.Length == 1)
{
oi.SupportedIndexes.Add(value);
}
else if (value.Contains('&'))
{
GetIndexes(oi.SupportedIndexes, value);
}
else if (value.ToUpper().Contains("JOBID"))
{
GetJobIdIndex(oi, value);
}
else if (value.Length > 0)
{
oi.SupportedIndexes.Add(value);
}
else // no index to add to OID but empty string required for processing
{
oi.SupportedIndexes.Add("");
}
}
/// <summary>
/// does the initial work of parsing the input file
/// </summary>
/// <param name="lstOidInfo">OidInfoList</param>
private void ProcessFile(OidInfoList lstOidInfo)
{
FileStream fs = null;
// NAME, OID, INDEXES_SUPPORTED, INDEXES_NOT_SUPPORTED, EXPECTED_VALUE,READABLE, WRITABLE, DATA_TYPE, VALID_SET_VALUE, INVALID_SET_VALUE, IMPLEMENTATION, CAPABILITY
try
{
fs = new FileStream(FileName, FileMode.Open, FileAccess.Read);
StreamReader sr = new StreamReader(fs);
if (IsHeaderLine(sr.ReadLine()))
{
while (sr.Peek() != -1)
{
string line = sr.ReadLine();
string[] buffer = line.Split(',');
if (buffer.Length == (int)SNMP_TITLES.Count)
{
OidInfo oi = new OidInfo();
oi.NameOid = buffer[(int)SNMP_TITLES.Name];
oi.OIDValue = buffer[(int)SNMP_TITLES.OID];
ParseSupportedIndexes(oi, buffer[(int)SNMP_TITLES.SupportedIndexes]);
ParseNonSupportedIndexes(oi, buffer[(int)SNMP_TITLES.NonSupportedIndexes]);
oi.ExpectedValue = buffer[(int)SNMP_TITLES.ExpectedValues];
oi.IsReadable = GetIsReadWriteable(buffer[(int)SNMP_TITLES.Readable]);
oi.IsWriteable = GetIsReadWriteable(buffer[(int)SNMP_TITLES.Writeable]);
oi.DataType = GetDataType(buffer[(int)SNMP_TITLES.DataType]);
ParseValidSetValues(oi, buffer[(int)SNMP_TITLES.ValidSetValue]);
oi.InvalidSetValue = buffer[(int)SNMP_TITLES.InvalidSetValue];
oi.Implementation = buffer[(int)SNMP_TITLES.Implementation];
oi.Capability = GetCapability(buffer[(int)SNMP_TITLES.Capability]);
if (!IsError)
{
lstOidInfo.Add(oi);
}
}
}
}
}
catch (FileNotFoundException fe) { GetLastError = fe.JoinAllErrorMessages(); }
catch (DirectoryNotFoundException fe) { GetLastError = fe.JoinAllErrorMessages(); }
catch (IOException e) { GetLastError = e.JoinAllErrorMessages(); }
finally
{
if (fs != null)
{
fs.Close();
}
}
}
/// <summary>
/// GetNext calls start with an index of JobID.0
/// </summary>
/// <param name="oi">OidInfo</param>
/// <param name="value">string</param>
private void GetJobIdIndex(OidInfo oi, string value)
{
string[] indexes = value.Split('.');
if (indexes.Count() == 2)
{
oi.SnmpCallType = SNMP_CALL.GetNext;
oi.SupportedIndexes.Add(indexes[1]);
}
else
{
GetLastError = "GetJobIdIndex: Unexpected number of values for JobID: " + indexes.Count().ToString();
}
}
/// <summary>
/// Four types of non supported indexes
/// 1. Single digit
/// 2. String values separated by '&'
/// 4. string with more than one digit
/// 3. empty string
/// </summary>
/// <param name="oi">OidInfo</param>
/// <param name="nonSupportedIdx">string</param>
private void ParseNonSupportedIndexes(OidInfo oi, string nonSupportedIdx)
{
string value = nonSupportedIdx.Trim();
if (value.Length == 1)
{
oi.NonSupportedIndexes.Add(value);
}
else if (value.Contains('&'))
{
GetIndexes(oi.NonSupportedIndexes, value);
}
else if (value.Length > 0)
{
oi.NonSupportedIndexes.Add(value);
}
}
/// <summary>
/// parses the valid set of values to be used for the SNMP set call
/// </summary>
/// <param name="oi"></param>
/// <param name="validSet"></param>
private void ParseValidSetValues(OidInfo oi, string validSet)
{
string value = validSet.Trim();
if (value.Length == 1)
{
oi.ValidSetValues.Add(value);
}
else if (value.Contains('&'))
{
GetIndexes(oi.ValidSetValues, value);
}
else if (value.Length > 0)
{
oi.ValidSetValues.Add(value);
}
}
public OidInfo(OidInfo oi)
{
// TODO: Complete member initialization
this.NameOid = oi.NameOid;
this.OIDValue = oi.OIDValue;
this.ExpectedValue = oi.ExpectedValue;
this.InvalidSetValue = oi.InvalidSetValue;
this.Implementation = oi.Implementation;
this.SupportedIndexes = SetStringList(oi.SupportedIndexes);
this.NonSupportedIndexes = SetStringList(oi.NonSupportedIndexes);
this.ValidSetValues = SetStringList(oi.ValidSetValues);
this.IsReadable = oi.IsReadable;
this.IsWriteable = oi.IsWriteable;
this.DataType = oi.DataType;
this.SnmpCallType = oi.SnmpCallType;
}
