private void Parse()
{
this.Reset();
parsed = true;
var headerDecodingOptions = this.GetHeaderDecodingOptions();
var valueParser = new ValueParser(this.Lines, headerDecodingOptions.AllowUTF8);
var mimeStringList1 = new MimeStringList();
var mimeStringList2 = new MimeStringList();
var mimeString1 = new MimeString();
var mimeString2 = MimeString.Empty;
var parseState1 = ParseState.None;
while (true) {
valueParser.ParseWhitespace(true, ref mimeStringList1);
var num1 = valueParser.ParseGet();
if (num1 != 0) {
if (59 == num1)
parseState1 = ParseState.Date;
else if (40 == num1 && parseState1 == ParseState.DomainValue)
parseState1 = ParseState.DomainAddress;
else {
valueParser.ParseUnget();
mimeString1 = valueParser.ParseToken();
if (mimeString1.Length == 0) {
int num2 = valueParser.ParseGet();
mimeStringList2.TakeOverAppend(ref mimeStringList1);
valueParser.ParseAppendLastByte(ref mimeStringList2);
continue;
}
var parseState2 = this.StateFromToken(mimeString1);
if (ParseState.None != parseState2)
parseState1 = parseState2;
}
switch (parseState1) {
case ParseState.Domain:
case ParseState.OptInfo:
if (mimeString2.Length != 0)
this.FinishClause(ref mimeString2, ref mimeStringList2, headerDecodingOptions.AllowUTF8);
else
mimeStringList2.Reset();
mimeString2 = mimeString1;
valueParser.ParseWhitespace(false, ref mimeStringList1);
mimeStringList1.Reset();
++parseState1;
continue;
case ParseState.DomainValue:
mimeStringList2.TakeOverAppend(ref mimeStringList1);
mimeStringList2.AppendFragment(mimeString1);
continue;
case ParseState.DomainAddress:
var flag = mimeString2.CompareEqI(ParamFrom);
this.FinishClause(ref mimeString2, ref mimeStringList2, headerDecodingOptions.AllowUTF8);
mimeStringList1.Reset();
valueParser.ParseUnget();
valueParser.ParseComment(true, false, ref mimeStringList2, true);
var sz1 = mimeStringList2.GetSz();
var str = sz1 == null ? null : Internal.ByteString.BytesToString(sz1, headerDecodingOptions.AllowUTF8);
if (flag)
fromTcpInfoValue = str;
else
byTcpInfoValue = str;
mimeStringList2.Reset();
parseState1 = ParseState.None;
continue;
case ParseState.OptInfoValue:
mimeStringList2.TakeOverAppend(ref mimeStringList1);
mimeStringList2.AppendFragment(mimeString1);
continue;
case ParseState.Date:
this.FinishClause(ref mimeString2, ref mimeStringList2, headerDecodingOptions.AllowUTF8);
mimeStringList1.Reset();
valueParser.ParseWhitespace(false, ref mimeStringList1);
valueParser.ParseToEnd(ref mimeStringList2);
var sz2 = mimeStringList2.GetSz();
dateValue = sz2 == null ? null : Internal.ByteString.BytesToString(sz2, false);
continue;
case ParseState.None:
mimeStringList2.Reset();
continue;
default:
continue;
}
}
break;
}
this.FinishClause(ref mimeString2, ref mimeStringList2, headerDecodingOptions.AllowUTF8);
}
public MimeString ParseToken(MimeScan.Token token)
{
var mimeStringList = new MimeStringList();
while (position != end || this.ParseNextLine()) {
var characterCount = 0;
var endOf = MimeScan.FindEndOf(token, bytes, position, end - position, out characterCount, allowUTF8);
if (endOf != 0) {
mimeStringList.AppendFragment(new MimeString(bytes, position, endOf));
position += endOf;
} else
break;
}
if (mimeStringList.Count == 0)
return new MimeString();
if (mimeStringList.Count == 1)
return mimeStringList[0];
var sz = mimeStringList.GetSz();
return new MimeString(sz, 0, sz.Length);
}
private void FinishClause(ref MimeString param, ref MimeStringList value, bool allowUTF8)
{
if (param.Length == 0)
return;
var sz = value.GetSz();
var str = sz == null ? null : Internal.ByteString.BytesToString(sz, allowUTF8);
var crcI = param.ComputeCrcI();
if (crcI <= 2556329580U) {
if ((int) crcI != 271896810) {
if ((int) crcI != 2115158205) {
if ((int) crcI == -1738637716)
fromValue = str;
} else
byValue = str;
} else
forValue = str;
} else if ((int) crcI != -1177273070) {
if ((int) crcI != -554265150) {
if ((int) crcI == -18844241)
idValue = str;
} else
viaValue = str;
} else
withValue = str;
value.Reset();
param = MimeString.Empty;
}