private static void ParseValue(MimeStringList list, out DateTime utcDateTime, out TimeSpan timeZoneOffset)
{
MimeStringList mimeStringList = default(MimeStringList);
ValueParser valueParser = new ValueParser(list, false);
DateHeader.ParseStage parseStage = DateHeader.ParseStage.DayOfWeek;
int[] array = new int[8];
byte b = 32;
while (parseStage != DateHeader.ParseStage.Count)
{
valueParser.ParseCFWS(false, ref mimeStringList, true);
byte b2 = valueParser.ParseGet();
if (b2 == 0)
{
break;
}
if (!MimeScan.IsToken(b2) || b2 == 45 || b2 == 43)
{
b = b2;
valueParser.ParseCFWS(false, ref mimeStringList, true);
}
else
{
if (MimeScan.IsDigit(b2))
{
if (parseStage == DateHeader.ParseStage.DayOfWeek)
{
parseStage = DateHeader.ParseStage.DayOfMonth;
}
if (parseStage == DateHeader.ParseStage.Second && b != 58)
{
parseStage = DateHeader.ParseStage.Zone;
}
int num = 0;
do
{
num++;
array[(int)parseStage] *= 10;
array[(int)parseStage] += (int)(b2 - 48);
b2 = valueParser.ParseGet();
}while (b2 != 0 && MimeScan.IsDigit(b2));
if (b2 != 0)
{
valueParser.ParseUnget();
}
if (parseStage == DateHeader.ParseStage.Year && num <= 2)
{
array[(int)parseStage] += ((array[(int)parseStage] < 30) ? 2000 : 1900);
}
if (parseStage == DateHeader.ParseStage.Zone && num <= 2)
{
array[(int)parseStage] *= 100;
}
if (parseStage == DateHeader.ParseStage.Zone && b == 45)
{
array[(int)parseStage] = -array[(int)parseStage];
}
parseStage++;
}
else if (MimeScan.IsAlpha(b2))
{
valueParser.ParseUnget();
MimeString mimeString = valueParser.ParseToken(MimeScan.Token.Alpha);
if (parseStage == DateHeader.ParseStage.DayOfWeek)
{
parseStage = DateHeader.ParseStage.DayOfMonth;
}
else if (parseStage == DateHeader.ParseStage.Month)
{
array[(int)parseStage] = DateHeader.MapMonthToInt(mimeString.Data, mimeString.Offset, mimeString.Length);
parseStage = DateHeader.ParseStage.Year;
}
else if (parseStage >= DateHeader.ParseStage.Second)
{
if (mimeString.Length == 2 && 65 == DateHeader.MakeUpper(mimeString[0]) && 77 == DateHeader.MakeUpper(mimeString[1]))
{
if (array[4] == 12)
{
array[4] = 0;
}
parseStage = DateHeader.ParseStage.Zone;
}
else if (mimeString.Length == 2 && 80 == DateHeader.MakeUpper(mimeString[0]) && 77 == DateHeader.MakeUpper(mimeString[1]))
{
if (array[4] < 12)
{
array[4] += 12;
}
parseStage = DateHeader.ParseStage.Zone;
}
else
{
array[7] = (int)DateHeader.MapZoneToInt(mimeString.Data, mimeString.Offset, mimeString.Length);
parseStage = DateHeader.ParseStage.Count;
}
}
}
b = 32;
}
}
if (parseStage > DateHeader.ParseStage.Year)
{
int num2 = array[3];
int num3 = array[2];
int num4 = array[1];
int num5 = array[4];
int num6 = array[5];
int num7 = array[6];
if (num5 == 23 && num6 == 59 && num7 == 60)
{
num7 = 59;
}
if (num2 >= 1900 && num2 <= 9999 && num3 >= 1 && num3 <= 12 && num4 >= 1 && num4 <= DateTime.DaysInMonth(num2, num3) && num5 >= 0 && num5 < 24 && num6 >= 0 && num6 < 60 && num7 >= 0 && num7 < 60)
{
try
{
utcDateTime = new DateTime(num2, num3, num4, num5, num6, num7, 0, DateTimeKind.Utc);
goto IL_319;
}
catch (ArgumentException)
{
utcDateTime = DateHeader.minDateTime;
goto IL_319;
}
}
utcDateTime = DateHeader.minDateTime;
}
else
{
utcDateTime = DateHeader.minDateTime;
}
IL_319:
if (parseStage != DateHeader.ParseStage.Count || !(utcDateTime > DateHeader.minDateTime))
{
timeZoneOffset = TimeSpan.Zero;
return;
}
int num8 = array[7] / 100;
int num9 = array[7] % 100;
if (num8 > 99 || num8 < -99)
{
num8 = 0;
num9 = 0;
}
if (num9 > 59 || num9 < -59)
{
num9 = 0;
}
timeZoneOffset = new TimeSpan(num8, num9, 0);
if (utcDateTime.Ticks >= timeZoneOffset.Ticks && DateTime.MaxValue.Ticks >= utcDateTime.Ticks - timeZoneOffset.Ticks)
{
utcDateTime -= timeZoneOffset;
return;
}
utcDateTime = DateHeader.minDateTime;
timeZoneOffset = TimeSpan.Zero;
}
// Token: 0x06000246 RID: 582 RVA: 0x0000A13C File Offset: 0x0000833C
public static bool IsValidDomain(string address, int offset, bool checkLength, bool allowUTF8 = false)
{
if (string.IsNullOrEmpty(address) || (checkLength && address.Length - offset > 255))
{
return(false);
}
MimeAddressParser.ValidationStage validationStage = MimeAddressParser.ValidationStage.DOMAIN;
int num = 0;
int num2 = 0;
int num3 = 0;
bool flag = false;
int num4 = 0;
while (offset < address.Length && validationStage != MimeAddressParser.ValidationStage.ERROR)
{
char c = address[offset];
offset++;
switch (validationStage)
{
case MimeAddressParser.ValidationStage.DOMAIN:
if (c == '[')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL;
continue;
}
if ((c < '\u0080' && MimeScan.IsAlphaOrDigit((byte)c)) || (c >= '\u0080' && allowUTF8) || c == '-' || c == '_')
{
num4 = offset;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_SUB;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_SUB:
if (c == '.')
{
if (checkLength && offset - num4 > 63)
{
return(false);
}
validationStage = MimeAddressParser.ValidationStage.DOMAIN_DOT;
continue;
}
else if ((c < '\u0080' && MimeScan.IsAlphaOrDigit((byte)c)) || (c >= '\u0080' && allowUTF8) || c == '-' || c == '_')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_SUB;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_DOT:
if ((c < '\u0080' && MimeScan.IsAlphaOrDigit((byte)c)) || (c >= '\u0080' && allowUTF8) || c == '-' || c == '_')
{
num4 = offset;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_SUB;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL:
if (c < '\u0080' && MimeScan.IsDigit((byte)c))
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4;
num = 1;
num2 = 1;
num3 = (int)(c - '0');
continue;
}
if (c == 'I' || c == 'i')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_I;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4:
if (c < '\u0080' && MimeScan.IsDigit((byte)c) && num2 < 3)
{
num2++;
num3 = num3 * 10 + (int)(c - '0');
if (num3 <= 255)
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4;
continue;
}
}
else
{
if (c == '.')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4_DOT;
continue;
}
if (c == ']' && num == 4)
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_END;
continue;
}
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4_DOT:
if (c < '\u0080' && MimeScan.IsDigit((byte)c) && num < 4)
{
num++;
num2 = 1;
num3 = (int)(c - '0');
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_I:
if (c == 'P' || c == 'p')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IP;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IP:
if (c == 'v' || c == 'V')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV:
if (c == '6')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6:
if (c == ':')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_:
if (c < '\u0080' && MimeScan.IsHex((byte)c))
{
flag = false;
num = 1;
num2 = 1;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP;
continue;
}
if (c == ':')
{
num = 0;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_STARTCOLON;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_STARTCOLON:
if (c == ':')
{
flag = true;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_COMP;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP:
if (c < '\u0080' && MimeScan.IsHex((byte)c) && num2 < 4)
{
num2++;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP;
continue;
}
if (c == ':')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_COLON;
continue;
}
if (c == ']' && ((!flag && num == 8) || (flag && num <= 6)))
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_END;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_V4GRP:
if (c < '\u0080' && MimeScan.IsDigit((byte)c) && num2 < 3)
{
num2++;
num3 = num3 * 10 + (int)(c - '0');
validationStage = ((num3 <= 255) ? MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_V4GRP : MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP);
continue;
}
if (c < '\u0080' && MimeScan.IsHex((byte)c) && num2 < 4)
{
num2++;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP;
continue;
}
if (c == ':')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_COLON;
continue;
}
if (c == '.')
{
num = 1;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV4_DOT;
continue;
}
if (c == ']' && flag && num <= 6)
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_END;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_COLON:
if ((c < '\u0080' && MimeScan.IsDigit((byte)c) && !flag && num == 6) || (flag && num <= 4))
{
num++;
num2 = 1;
num3 = (int)(c - '0');
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_V4GRP;
continue;
}
if ((c < '\u0080' && MimeScan.IsHex((byte)c) && !flag && num < 8) || (flag && num < 6))
{
num++;
num2 = 1;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP;
continue;
}
if (c == ':' && !flag && num <= 6)
{
flag = true;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_COMP;
continue;
}
break;
case MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_COMP:
if (c < '\u0080' && MimeScan.IsHex((byte)c) && num < 6)
{
num++;
num2 = 1;
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_IPV6_GRP;
continue;
}
if (c == ']')
{
validationStage = MimeAddressParser.ValidationStage.DOMAIN_LITERAL_END;
continue;
}
break;
}
validationStage = MimeAddressParser.ValidationStage.ERROR;
}
return(validationStage == MimeAddressParser.ValidationStage.DOMAIN_LITERAL_END || (validationStage == MimeAddressParser.ValidationStage.DOMAIN_SUB && (!checkLength || offset - num4 < 63)));
}