299 lines
7.3 KiB
C#
299 lines
7.3 KiB
C#
using System;
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using System.Runtime.InteropServices;
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namespace IEC61850
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{
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namespace Common
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{
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public class LibIEC61850
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{
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[DllImport("iec61850", CallingConvention = CallingConvention.Cdecl)]
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static extern IntPtr LibIEC61850_getVersionString();
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/// <summary>
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/// Get the version string of the native libiec61850 library
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/// </summary>
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/// <returns>The version string in format MAJOR.MINOR.PATCH</returns>
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public static string GetVersionString()
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{
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return Marshal.PtrToStringAnsi (LibIEC61850_getVersionString ());
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}
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/// <summary>
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/// Converts millisecond timestamp to a DateTime object
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/// </summary>
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/// <returns>The DateTime object representing the value of the timestamp</returns>
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/// <param name="msTime">The timestamp in milliseconds since epoch (UTC)</param>
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public static DateTime MsTimestampToDateTime(ulong msTime)
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{
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DateTime dateTime = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
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ulong seconds = msTime / 1000;
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ulong millies = msTime % 1000;
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dateTime.AddSeconds ((double) seconds);
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dateTime.AddMilliseconds((double) millies);
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return dateTime;
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}
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/// <summary>
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/// Converts a DateTime object in milliseconds since epoch timestamp (UTC)
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/// </summary>
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/// <returns>The timestamp in ms</returns>
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/// <param name="msTime">The DateTime object to convert</param>
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public static ulong DateTimeToMsTimestamp(DateTime dateTime)
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{
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return (ulong) (dateTime.ToUniversalTime ().Subtract (new DateTime (1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds);
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}
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}
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/// <summary>
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/// MMS data access error for MmsValue type MMS_DATA_ACCESS_ERROR
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/// </summary>
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public enum MmsDataAccessError {
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NO_RESPONSE = -2, /* for server internal purposes only! */
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SUCCESS = -1,
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OBJECT_INVALIDATED = 0,
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HARDWARE_FAULT = 1,
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TEMPORARILY_UNAVAILABLE = 2,
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OBJECT_ACCESS_DENIED = 3,
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OBJECT_UNDEFINED = 4,
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INVALID_ADDRESS = 5,
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TYPE_UNSUPPORTED = 6,
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TYPE_INCONSISTENT = 7,
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OBJECT_ATTRIBUTE_INCONSISTENT = 8,
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OBJECT_ACCESS_UNSUPPORTED = 9,
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OBJECT_NONE_EXISTENT = 10,
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OBJECT_VALUE_INVALID = 11,
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UNKNOWN = 12,
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}
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[Flags]
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public enum TriggerOptions {
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NONE = 0,
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/** send report when value of data changed */
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DATA_CHANGED = 1,
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/** send report when quality of data changed */
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QUALITY_CHANGED = 2,
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/** send report when data or quality is updated */
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DATA_UPDATE = 4,
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/** periodic transmission of all data set values */
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INTEGRITY = 8,
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/** general interrogation (on client request) */
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GI = 16
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}
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[Flags]
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public enum ReportOptions {
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NONE = 0,
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SEQ_NUM = 1,
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TIME_STAMP = 2,
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REASON_FOR_INCLUSION = 4,
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DATA_SET = 8,
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DATA_REFERENCE = 16,
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BUFFER_OVERFLOW = 32,
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ENTRY_ID = 64,
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CONF_REV = 128,
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ALL = 255
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}
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public enum Validity
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{
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GOOD = 0,
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RESERVED = 1,
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INVALID = 2,
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QUESTIONABLE = 3
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}
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/// <summary>
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/// The quality of a data object.
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/// </summary>
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public class Quality
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{
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private UInt16 value;
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public Quality (int bitStringValue)
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{
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value = (UInt16)bitStringValue;
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}
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public Quality ()
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{
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value = 0;
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}
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public Validity GetValidity ()
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{
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int qualityVal = value & 0x3;
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return (Validity)qualityVal;
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}
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public void SetValidity (Validity validity)
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{
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value = (UInt16)(value & 0xfffc);
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value += (ushort)validity;
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}
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}
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public enum ACSIClass
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{
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/** data objects */
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ACSI_CLASS_DATA_OBJECT,
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/** data sets (container for multiple data objects) */
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ACSI_CLASS_DATA_SET,
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/** buffered report control blocks */
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ACSI_CLASS_BRCB,
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/** unbuffered report control blocks */
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ACSI_CLASS_URCB,
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/** log control blocks */
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ACSI_CLASS_LCB,
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/** logs (journals) */
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ACSI_CLASS_LOG,
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/** setting group control blocks */
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ACSI_CLASS_SGCB,
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/** GOOSE control blocks */
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ACSI_CLASS_GoCB,
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/** GSE control blocks */
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ACSI_CLASS_GsCB,
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/** multicast sampled values control blocks */
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ACSI_CLASS_MSVCB,
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/** unicast sampled values control blocks */
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ACSI_CLASS_USVCB
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}
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public enum FunctionalConstraint
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{
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/** Status information */
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ST = 0,
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/** Measurands - analog values */
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MX = 1,
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/** Setpoint */
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SP = 2,
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/** Substitution */
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SV = 3,
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/** Configuration */
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CF = 4,
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/** Description */
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DC = 5,
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/** Setting group */
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SG = 6,
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/** Setting group editable */
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SE = 7,
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/** Service response / Service tracking */
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SR = 8,
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/** Operate received */
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OR = 9,
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/** Blocking */
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BL = 10,
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/** Extended definition */
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EX = 11,
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/** Control */
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CO = 12,
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/** Unicast SV */
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US = 13,
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/** Multicast SV */
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MS = 14,
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/** Unbuffered report */
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RP = 15,
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/** Buffered report */
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BR = 16,
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/** Log control blocks */
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LG = 17,
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/** All FCs - wildcard value */
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ALL = 99,
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NONE = -1
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}
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public enum ControlAddCause {
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ADD_CAUSE_UNKNOWN = 0,
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ADD_CAUSE_NOT_SUPPORTED = 1,
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ADD_CAUSE_BLOCKED_BY_SWITCHING_HIERARCHY = 2,
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ADD_CAUSE_SELECT_FAILED = 3,
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ADD_CAUSE_INVALID_POSITION = 4,
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ADD_CAUSE_POSITION_REACHED = 5,
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ADD_CAUSE_PARAMETER_CHANGE_IN_EXECUTION = 6,
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ADD_CAUSE_STEP_LIMIT = 7,
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ADD_CAUSE_BLOCKED_BY_MODE = 8,
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ADD_CAUSE_BLOCKED_BY_PROCESS = 9,
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ADD_CAUSE_BLOCKED_BY_INTERLOCKING = 10,
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ADD_CAUSE_BLOCKED_BY_SYNCHROCHECK = 11,
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ADD_CAUSE_COMMAND_ALREADY_IN_EXECUTION = 12,
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ADD_CAUSE_BLOCKED_BY_HEALTH = 13,
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ADD_CAUSE_1_OF_N_CONTROL = 14,
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ADD_CAUSE_ABORTION_BY_CANCEL = 15,
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ADD_CAUSE_TIME_LIMIT_OVER = 16,
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ADD_CAUSE_ABORTION_BY_TRIP = 17,
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ADD_CAUSE_OBJECT_NOT_SELECTED = 18,
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ADD_CAUSE_OBJECT_ALREADY_SELECTED = 19,
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ADD_CAUSE_NO_ACCESS_AUTHORITY = 20,
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ADD_CAUSE_ENDED_WITH_OVERSHOOT = 21,
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ADD_CAUSE_ABORTION_DUE_TO_DEVIATION = 22,
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ADD_CAUSE_ABORTION_BY_COMMUNICATION_LOSS = 23,
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ADD_CAUSE_ABORTION_BY_COMMAND = 24,
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ADD_CAUSE_NONE = 25,
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ADD_CAUSE_INCONSISTENT_PARAMETERS = 26,
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ADD_CAUSE_LOCKED_BY_OTHER_CLIENT = 27
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}
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/// <summary>
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/// Object reference. Helper function to handle object reference strings.
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/// </summary>
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public static class ObjectReference {
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/// <summary>
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/// Get the name part of an object reference with appended FC
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/// </summary>
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/// <returns>
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/// The element name.
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/// </returns>
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/// <param name='objectReferenceWithFc'>
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/// Object reference with appended fc.
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/// </param>
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public static string getElementName (string objectReferenceWithFc)
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{
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int fcPartStartIndex = objectReferenceWithFc.IndexOf('[');
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if (fcPartStartIndex == -1)
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return objectReferenceWithFc;
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return objectReferenceWithFc.Substring(0, fcPartStartIndex);
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}
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/// <summary>
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/// Get the FC of an object reference with appended FC.
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/// </summary>
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/// <returns>
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/// The FC
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/// </returns>
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/// <param name='objectReferenceWithFc'>
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/// Object reference with FC.
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/// </param>
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public static FunctionalConstraint getFC (string objectReferenceWithFc)
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{
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int fcPartStartIndex = objectReferenceWithFc.IndexOf('[');
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if (fcPartStartIndex == -1)
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return FunctionalConstraint.NONE;
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string fcString = objectReferenceWithFc.Substring(fcPartStartIndex + 1 , 2);
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try
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{
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return (FunctionalConstraint) Enum.Parse(typeof(FunctionalConstraint), fcString);
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}
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catch(ArgumentException)
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{
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return FunctionalConstraint.NONE;
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}
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}
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}
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}
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}
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