KeePass.Ecas.EcasUtil.GetParamEnum C# (CSharp) Method

        public static uint GetParamEnum(List<string> vParams, int iIndex,
            uint uDefault, EcasEnum enumItems)
        {
            if(enumItems == null) { Debug.Assert(false); return uDefault; }

            string str = GetParamString(vParams, iIndex, null);
            if(string.IsNullOrEmpty(str)) { Debug.Assert(false); return uDefault; }

            uint uID;
            if(!uint.TryParse(str, out uID)) { Debug.Assert(false); return uDefault; }

            // Make sure the enumeration contains the value
            if(enumItems.GetItemString(uID, null) == null) { Debug.Assert(false); return uDefault; }

            return uID;
        }

        private static bool IsMatchEnvironmentVar(EcasCondition c, EcasContext ctx)
        {
            string strName      = EcasUtil.GetParamString(c.Parameters, 0, true);
            uint   uCompareType = EcasUtil.GetParamEnum(c.Parameters, 1,
                                                        EcasUtil.StdStringCompareEquals, EcasUtil.StdStringCompare);
            string strValue = EcasUtil.GetParamString(c.Parameters, 2, true);

            if (string.IsNullOrEmpty(strName) || (strValue == null))
            {
                return(false);
            }

            try
            {
                string strVar = Environment.GetEnvironmentVariable(strName);
                if (strVar == null)
                {
                    return(false);
                }

                return(EcasUtil.CompareStrings(strVar, strValue, uCompareType));
            }
            catch (Exception) { Debug.Assert(false); }

            return(false);
        }