// Token: 0x060004A5 RID: 1189 RVA: 0x0001A840 File Offset: 0x00018A40
public MimeStringList Clone()
{
MimeStringList result = default(MimeStringList);
result.first = this.first;
if (this.overflow != null && this.overflow[0].HeaderCount > 1)
{
result.overflow = new MimeStringList.ListEntry[this.overflow.Length];
int length = Math.Min(this.Count, 4096);
Array.Copy(this.overflow, 0, result.overflow, 0, length);
if (this.Count > 4096)
{
int num = 4096;
int i = 4096;
while (i < this.Count)
{
result.overflow[num].Secondary = new MimeString[4096];
length = Math.Min(this.Count - i, 4096);
Array.Copy(this.overflow[num].Secondary, 0, result.overflow[num].Secondary, 0, length);
i += 4096;
num++;
}
}
}
return(result);
}
public void ParseSkipToNextDelimiterByte(byte delimiter)
{
MimeStringList mimeStringList = default(MimeStringList);
for (;;)
{
if (this.position != this.end)
{
byte b = this.bytes[this.position];
if (b == delimiter)
{
break;
}
if (b == 34)
{
this.ParseQString(false, ref mimeStringList, true);
}
else if (b == 40)
{
this.ParseComment(false, false, ref mimeStringList, true);
}
else
{
this.position++;
this.ParseCFWS(false, ref mimeStringList, true);
int num = 0;
this.position += MimeScan.FindEndOf(MimeScan.Token.Atom, this.bytes, this.position, this.end - this.position, out num, this.allowUTF8);
}
}
else if (!this.ParseNextLine())
{
return;
}
}
}
// Token: 0x0600018E RID: 398 RVA: 0x000071C0 File Offset: 0x000053C0
internal override void CheckChildrenLimit(int countLimit, int bytesLimit)
{
if (this.parser == null)
{
this.parser = new MimeAddressParser();
}
if (!this.parser.Initialized)
{
DecodingOptions headerDecodingOptions = base.GetHeaderDecodingOptions();
this.parser.Initialize(base.Lines, false, false, headerDecodingOptions.AllowUTF8);
}
int i;
for (i = 0; i <= countLimit; i++)
{
MimeStringList mimeStringList = default(MimeStringList);
MimeStringList mimeStringList2 = default(MimeStringList);
if (AddressParserResult.End == this.parser.ParseNextMailbox(ref mimeStringList, ref mimeStringList2))
{
this.parser.Reset();
return;
}
if (mimeStringList.Length > bytesLimit)
{
throw new MimeException(Strings.TooManyTextValueBytes(mimeStringList.Length, bytesLimit));
}
}
throw new MimeException(Strings.TooManyAddressItems(i, countLimit));
}
private void ParseEscapedString(bool save, ref MimeStringList outStr, out bool singleByte)
{
bool flag = this.bytes[this.position] == 27;
if (save)
{
outStr.AppendFragment(new MimeString(this.bytes, this.position, 1, 536870912U));
}
this.position++;
if (flag && !this.ParseEscapeSequence(save, ref outStr))
{
singleByte = true;
return;
}
singleByte = false;
do
{
int num = MimeScan.ScanJISString(this.bytes, this.position, this.end - this.position, ref singleByte);
if (save && num != 0)
{
outStr.AppendFragment(new MimeString(this.bytes, this.position, num, 536870912U));
}
this.position += num;
}while (!singleByte && this.ParseNextLine());
if (!flag && this.position != this.end && this.bytes[this.position] == 15)
{
if (save)
{
outStr.AppendFragment(new MimeString(this.bytes, this.position, 1, 536870912U));
}
this.position++;
}
}
public MimeString ParseToken(MimeScan.Token token)
{
MimeStringList mimeStringList = default(MimeStringList);
while (this.position != this.end || this.ParseNextLine())
{
int num = 0;
int num2 = MimeScan.FindEndOf(token, this.bytes, this.position, this.end - this.position, out num, this.allowUTF8);
if (num2 == 0)
{
break;
}
mimeStringList.AppendFragment(new MimeString(this.bytes, this.position, num2));
this.position += num2;
}
if (mimeStringList.Count == 0)
{
return(default(MimeString));
}
if (mimeStringList.Count == 1)
{
return(mimeStringList[0]);
}
byte[] sz = mimeStringList.GetSz();
return(new MimeString(sz, 0, sz.Length));
}
internal override long WriteTo(Stream stream, EncodingOptions encodingOptions, MimeOutputFilter filter, ref MimeStringLength currentLineLength, ref byte[] scratchBuffer)
{
long num = this.WriteName(stream, ref scratchBuffer);
currentLineLength.IncrementBy((int)num);
bool flag = false;
if (!this.IsDirty && this.RawLength != 0)
{
if (this.IsProtected)
{
num += Header.WriteLines(this.lines, stream);
currentLineLength.SetAs(0);
return(num);
}
if (!this.IsHeaderLineTooLong(num, out flag))
{
num += Header.WriteLines(this.lines, stream);
currentLineLength.SetAs(0);
return(num);
}
}
MimeStringList fragments = this.lines;
if (flag)
{
fragments = Header.MergeLines(fragments);
}
num += Header.QuoteAndFold(stream, fragments, 4026531840U, false, fragments.Length > 0, encodingOptions.AllowUTF8, 0, ref currentLineLength, ref scratchBuffer);
return(num + Header.WriteLineEnd(stream, ref currentLineLength));
}
internal static long WriteLines(MimeStringList lines, Stream stream)
{
if (lines.Count == 0)
{
MimeStringLength mimeStringLength = new MimeStringLength(0);
return(Header.WriteLineEnd(stream, ref mimeStringLength));
}
long num = 0L;
for (int i = 0; i < lines.Count; i++)
{
int num2;
int num3;
byte[] data = lines[i].GetData(out num2, out num3);
if (num3 != 0)
{
if (!MimeScan.IsLWSP(data[num2]))
{
stream.Write(MimeString.Space, 0, MimeString.Space.Length);
num += (long)MimeString.Space.Length;
}
stream.Write(data, num2, num3);
num += (long)num3;
}
MimeStringLength mimeStringLength2 = new MimeStringLength(0);
num += Header.WriteLineEnd(stream, ref mimeStringLength2);
}
return(num);
}
// Token: 0x06000247 RID: 583 RVA: 0x0000A5D6 File Offset: 0x000087D6
public void Initialize(MimeStringList lines, bool ignoreComments, bool useSquareBrackets, bool allowUTF8)
{
this.Reset();
this.ignoreComments = ignoreComments;
this.useSquareBrackets = useSquareBrackets;
this.valueParser = new ValueParser(lines, allowUTF8);
this.parserInit = true;
}
// Token: 0x06000242 RID: 578 RVA: 0x00009EE8 File Offset: 0x000080E8
public MimeAddressParser(MimeStringList lines, MimeAddressParser source)
{
this.parserInit = source.parserInit;
this.ignoreComments = source.ignoreComments;
this.useSquareBrackets = source.useSquareBrackets;
this.valueParser = new ValueParser(lines, source.valueParser);
this.groupInProgress = source.groupInProgress;
}
internal void SetRawValue(MimeStringList newLines, bool markDirty)
{
this.RawValueAboutToChange();
this.lines = newLines;
if (markDirty)
{
this.SetDirty();
}
}
// Token: 0x060001DD RID: 477 RVA: 0x000085B4 File Offset: 0x000067B4
internal override void ParseValue(ValueParser parser, bool storeValue)
{
MimeStringList empty = MimeStringList.Empty;
parser.ParseCFWS(false, ref empty, true);
MimeString mimeString = parser.ParseToken();
MimeString mimeString2 = MimeString.Empty;
parser.ParseCFWS(false, ref empty, true);
byte b = parser.ParseGet();
if (b == 47)
{
parser.ParseCFWS(false, ref empty, true);
mimeString2 = parser.ParseToken();
}
else if (b != 0)
{
parser.ParseUnget();
}
if (storeValue)
{
if (mimeString.Length == 0)
{
this.type = "text";
}
else
{
this.type = Header.NormalizeString(mimeString.Data, mimeString.Offset, mimeString.Length, false);
}
if (mimeString2.Length == 0)
{
if (this.type == "multipart")
{
this.subType = "mixed";
}
else if (this.type == "text")
{
this.subType = "plain";
}
else
{
this.type = "application";
this.subType = "octet-stream";
}
}
else
{
this.subType = Header.NormalizeString(mimeString2.Data, mimeString2.Offset, mimeString2.Length, false);
}
this.value = ContentTypeHeader.ComposeContentTypeValue(this.type, this.subType);
}
if (this.type == "multipart")
{
this.handleISO2022 = false;
}
}
public void ParseAppendSpace(ref MimeStringList phrase)
{
if (this.position == this.start || this.bytes[this.position - 1] != 32)
{
phrase.AppendFragment(ValueParser.SpaceLine);
return;
}
phrase.AppendFragment(new MimeString(this.bytes, this.position - 1, 1));
}
// Token: 0x06000544 RID: 1348 RVA: 0x0001CD90 File Offset: 0x0001AF90
internal override long WriteTo(Stream stream, EncodingOptions encodingOptions, MimeOutputFilter filter, ref MimeStringLength currentLineLength, ref byte[] scratchBuffer)
{
MimeStringList displayNameToWrite = base.GetDisplayNameToWrite(encodingOptions);
long num = 0L;
int num2 = 0;
if (base.NextSibling != null)
{
num2++;
}
else if (base.Parent is MimeGroup)
{
num2++;
if (base.Parent.NextSibling != null)
{
num2++;
}
}
byte[] sz = this.emailAddressFragments.GetSz();
int num3 = ByteString.BytesToCharCount(sz, encodingOptions.AllowUTF8);
if (displayNameToWrite.GetLength(4026531839U) != 0)
{
num += Header.QuoteAndFold(stream, displayNameToWrite, 4026531839U, base.IsQuotingRequired(displayNameToWrite, encodingOptions.AllowUTF8), true, encodingOptions.AllowUTF8, (num3 == 0) ? num2 : 0, ref currentLineLength, ref scratchBuffer);
}
if (num3 != 0)
{
int num4 = (1 < currentLineLength.InChars) ? 1 : 0;
if (1 < currentLineLength.InChars)
{
if (currentLineLength.InChars + num3 + 2 + num2 + num4 > 78)
{
num += Header.WriteLineEnd(stream, ref currentLineLength);
stream.Write(Header.LineStartWhitespace, 0, Header.LineStartWhitespace.Length);
num += (long)Header.LineStartWhitespace.Length;
currentLineLength.IncrementBy(Header.LineStartWhitespace.Length);
}
else
{
stream.Write(MimeString.Space, 0, MimeString.Space.Length);
num += (long)MimeString.Space.Length;
currentLineLength.IncrementBy(MimeString.Space.Length);
}
}
stream.Write(MimeString.LessThan, 0, MimeString.LessThan.Length);
num += (long)MimeString.LessThan.Length;
currentLineLength.IncrementBy(MimeString.LessThan.Length);
stream.Write(sz, 0, sz.Length);
num += (long)sz.Length;
currentLineLength.IncrementBy(num3, sz.Length);
stream.Write(MimeString.GreaterThan, 0, MimeString.GreaterThan.Length);
num += (long)MimeString.GreaterThan.Length;
currentLineLength.IncrementBy(MimeString.GreaterThan.Length);
}
return(num);
}
public void ParseParameterValue(ref MimeStringList value, ref bool goodValue, bool handleISO2022)
{
MimeStringList mimeStringList = default(MimeStringList);
goodValue = true;
while (this.position != this.end || this.ParseNextLine())
{
byte b = this.bytes[this.position];
if (b == 34)
{
value.Reset();
mimeStringList.Reset();
this.ParseQString(true, ref value, handleISO2022);
return;
}
if (b == 40 || MimeScan.IsLWSP(b))
{
this.ParseCFWS(true, ref mimeStringList, handleISO2022);
}
else
{
if (b == 59)
{
return;
}
int num = this.position;
do
{
int num2 = 1;
if (!MimeScan.IsToken(b))
{
if (this.allowUTF8 && b >= 128)
{
if (!MimeScan.IsUTF8NonASCII(this.bytes, this.position, this.end, out num2))
{
num2 = 1;
goodValue = false;
}
}
else
{
goodValue = false;
}
}
this.position += num2;
if (this.position == this.end)
{
break;
}
b = this.bytes[this.position];
}while (b != 59 && b != 40 && !MimeScan.IsLWSP(b));
value.TakeOverAppend(ref mimeStringList);
value.AppendFragment(new MimeString(this.bytes, num, this.position - num));
}
}
}
public void ParseQString(bool save, ref MimeStringList phrase, bool handleISO2022)
{
bool flag = false;
if (save)
{
phrase.AppendFragment(new MimeString(this.bytes, this.position, 1, 268435456U));
}
this.position++;
bool flag2 = true;
for (;;)
{
int num = MimeScan.ScanQuotedString(this.bytes, this.position, this.end - this.position, handleISO2022, ref flag);
if (num != 0)
{
if (save)
{
phrase.AppendFragment(new MimeString(this.bytes, this.position, num));
}
this.position += num;
}
if (this.position != this.end)
{
if (this.bytes[this.position] == 14 || this.bytes[this.position] == 27)
{
this.ParseEscapedString(save, ref phrase, out flag2);
}
else
{
if (save)
{
phrase.AppendFragment(new MimeString(this.bytes, this.position, 1, 268435456U));
}
this.position++;
if (this.bytes[this.position - 1] == 34)
{
break;
}
flag = true;
}
}
else if (!this.ParseNextLine())
{
goto Block_8;
}
}
return;
Block_8:
if (save && flag2)
{
phrase.AppendFragment(new MimeString(MimeString.DoubleQuote, 0, MimeString.DoubleQuote.Length, 268435456U));
}
}
public ValueParser(MimeStringList lines, bool allowUTF8)
{
this.lines = lines;
this.allowUTF8 = allowUTF8;
this.nextLine = 0;
this.bytes = null;
this.start = 0;
this.end = 0;
this.position = 0;
this.ParseNextLine();
}
// Token: 0x060001A0 RID: 416 RVA: 0x00007640 File Offset: 0x00005840
internal bool IsQuotingRequired(MimeStringList displayNameFragments, bool allowUTF8)
{
for (int num = 0; num != displayNameFragments.Count; num++)
{
MimeString mimeStr = displayNameFragments[num];
if ((mimeStr.Mask & 4026531839U) != 0U && this.IsQuotingRequired(mimeStr, allowUTF8))
{
return(true);
}
}
return(false);
}
// Token: 0x06000542 RID: 1346 RVA: 0x0001CD50 File Offset: 0x0001AF50
internal static void ConvertDisplayNameBack(AddressItem addressItem, MimeStringList displayNameFragments, bool allowUTF8)
{
byte[] sz = displayNameFragments.GetSz(4026531839U);
if (sz == null)
{
addressItem.DecodedDisplayName = null;
return;
}
string decodedDisplayName = ByteString.BytesToString(sz, allowUTF8);
addressItem.DecodedDisplayName = decodedDisplayName;
}
public void ParseToEnd(ref MimeStringList phrase)
{
if (this.position != this.end)
{
phrase.AppendFragment(new MimeString(this.bytes, this.position, this.end - this.position));
this.position = this.end;
}
while (this.ParseNextLine())
{
phrase.AppendFragment(new MimeString(this.bytes, this.start, this.end - this.start));
this.position = this.end;
}
}
// Token: 0x0600049C RID: 1180 RVA: 0x0001A4B4 File Offset: 0x000186B4
public void TakeOver(ref MimeStringList list, uint mask)
{
if (mask == 4026531840U)
{
this.first = list.first;
this.overflow = list.overflow;
list.first = default(MimeString);
list.overflow = null;
return;
}
this.Reset();
this.TakeOverAppend(ref list, mask);
}
private void FinishClause(ref MimeString param, ref MimeStringList value, bool allowUTF8)
{
if (param.Length != 0)
{
byte[] sz = value.GetSz();
string text = (sz == null) ? null : ByteString.BytesToString(sz, allowUTF8);
uint num = param.ComputeCrcI();
if (num <= 2556329580U)
{
if (num != 271896810U)
{
if (num != 2115158205U)
{
if (num == 2556329580U)
{
this.fromValue = text;
}
}
else
{
this.byValue = text;
}
}
else
{
this.forValue = text;
}
}
else if (num != 3117694226U)
{
if (num != 3740702146U)
{
if (num == 4276123055U)
{
this.idValue = text;
}
}
else
{
this.viaValue = text;
}
}
else
{
this.withValue = text;
}
value.Reset();
param = MimeString.Empty;
}
}
public static bool IsPureASCII(MimeStringList str)
{
bool result = true;
for (int i = 0; i < str.Count; i++)
{
MimeString str2 = str[i];
if (!MimeString.IsPureASCII(str2))
{
result = false;
break;
}
}
return(result);
}
// Token: 0x0600053D RID: 1341 RVA: 0x0001CC64 File Offset: 0x0001AE64
public static MimeRecipient Parse(string address, AddressParserFlags flags)
{
MimeRecipient mimeRecipient = new MimeRecipient();
if (!string.IsNullOrEmpty(address))
{
byte[] array = ByteString.StringToBytes(address, true);
MimeAddressParser mimeAddressParser = new MimeAddressParser();
mimeAddressParser.Initialize(new MimeStringList(array, 0, array.Length), AddressParserFlags.None != (flags & AddressParserFlags.IgnoreComments), AddressParserFlags.None != (flags & AddressParserFlags.AllowSquareBrackets), true);
MimeStringList displayNameFragments = default(MimeStringList);
mimeAddressParser.ParseNextMailbox(ref displayNameFragments, ref mimeRecipient.emailAddressFragments);
MimeRecipient.ConvertDisplayNameBack(mimeRecipient, displayNameFragments, true);
}
return(mimeRecipient);
}
// Token: 0x0600049E RID: 1182 RVA: 0x0001A514 File Offset: 0x00018714
public void TakeOverAppend(ref MimeStringList list, uint mask)
{
if (this.Count == 0 && mask == 4026531840U)
{
this.TakeOver(ref list, mask);
return;
}
for (int i = 0; i < list.Count; i++)
{
MimeString refLine = list[i];
if (mask == 4026531840U || (refLine.Mask & mask) != 0U)
{
this.AppendFragment(refLine);
}
}
list.Reset();
}
internal static MimeStringList MergeLines(MimeStringList lines)
{
if (lines.Length != 0)
{
byte[] array = new byte[lines.Length];
int num = 0;
for (int i = 0; i < lines.Count; i++)
{
MimeString mimeString = lines[i];
mimeString.CopyTo(array, num);
num += mimeString.Length;
}
MimeStringList result = new MimeStringList(array);
return(result);
}
return(lines);
}
internal override void ParseValue(ValueParser parser, bool storeValue)
{
MimeStringList mimeStringList = default(MimeStringList);
parser.ParseCFWS(false, ref mimeStringList, true);
MimeString mimeString = parser.ParseToken();
if (storeValue)
{
if (mimeString.Length == 0)
{
this.disp = string.Empty;
return;
}
this.disp = Header.NormalizeString(mimeString.Data, mimeString.Offset, mimeString.Length, false);
}
}
internal static DateTime ParseDateHeaderValue(string value)
{
byte[] array;
if (value != null)
{
array = ByteString.StringToBytes(value, false);
}
else
{
array = MimeString.EmptyByteArray;
}
MimeStringList list = new MimeStringList(array, 0, array.Length);
DateTime result;
TimeSpan timeSpan;
DateHeader.ParseValue(list, out result, out timeSpan);
return(result);
}
public ValueIterator(MimeStringList lines, uint linesMask, ValuePosition startPosition, ValuePosition endPosition)
{
this.lines = lines;
this.linesMask = linesMask;
this.currentLine = startPosition.Line;
this.currentOffset = startPosition.Offset;
this.endLine = endPosition.Line;
this.endOffset = endPosition.Offset;
if (startPosition != endPosition)
{
int num;
this.lineBytes = this.lines[this.currentLine].GetData(out this.lineStart, out num);
this.lineEnd = ((this.currentLine == this.endLine) ? this.endOffset : (this.lineStart + num));
return;
}
this.lineStart = (this.lineEnd = this.currentOffset);
this.lineBytes = null;
}
// Token: 0x0600024C RID: 588 RVA: 0x0000AD74 File Offset: 0x00008F74
internal static bool TryDecodeValue(MimeStringList lines, uint linesMask, DecodingOptions decodingOptions, out DecodingResults decodingResults, out string value)
{
decodingResults = default(DecodingResults);
if (lines.GetLength(linesMask) == 0)
{
value = string.Empty;
return(true);
}
DecodingFlags decodingFlags = decodingOptions.DecodingFlags;
bool flag = DecodingFlags.None != (DecodingFlags.FallbackToRaw & decodingFlags);
bool allowControlCharacters = DecodingFlags.None != (DecodingFlags.AllowControlCharacters & decodingFlags);
bool enable = false;
bool enableJisDetection = false;
bool enableUtf8Detection = false;
bool enableDbcsDetection = false;
Charset defaultCharset = null;
ValueDecoder valueDecoder = new ValueDecoder(lines, linesMask);
if ((decodingFlags & DecodingFlags.AllEncodings) == DecodingFlags.None)
{
if (!flag)
{
defaultCharset = Charset.ASCII;
}
}
else
{
enable = (DecodingFlags.None != (DecodingFlags.Rfc2047 & decodingFlags));
enableJisDetection = (DecodingFlags.None != (DecodingFlags.Jis & decodingFlags));
enableUtf8Detection = (DecodingFlags.None != (DecodingFlags.Utf8 & decodingFlags));
enableDbcsDetection = (DecodingFlags.None != (DecodingFlags.Dbcs & decodingFlags));
defaultCharset = decodingOptions.Charset;
}
string charsetName;
string cultureName;
EncodingScheme encodingScheme;
bool flag2 = valueDecoder.TryDecodeValue(defaultCharset, flag, allowControlCharacters, enable, enableJisDetection, enableUtf8Detection, enableDbcsDetection, out charsetName, out cultureName, out encodingScheme, out value);
decodingResults.EncodingScheme = encodingScheme;
decodingResults.CharsetName = charsetName;
decodingResults.CultureName = cultureName;
decodingResults.DecodingFailed = !flag2;
return(flag2);
}
public ValueParser(MimeStringList lines, ValueParser valueParser)
{
this.lines = lines;
this.allowUTF8 = valueParser.allowUTF8;
this.nextLine = valueParser.nextLine;
if (this.nextLine > 0 && this.nextLine <= this.lines.Count)
{
int num;
this.bytes = this.lines[this.nextLine - 1].GetData(out this.start, out num);
this.start = valueParser.start;
this.position = valueParser.position;
this.end = valueParser.end;
return;
}
this.bytes = null;
this.start = 0;
this.end = 0;
this.position = 0;
}
