internal AttachmentBase(Stream contentStream, string name, string mediaType)
{
this.part = new System.Net.Mime.MimePart();
this.part.SetContent(contentStream, name, mediaType);
}
protected AttachmentBase(string fileName, string mediaType)
{
this.part = new System.Net.Mime.MimePart();
this.SetContentFromFile(fileName, mediaType);
}
protected AttachmentBase(Stream contentStream, string mediaType)
{
this.part = new System.Net.Mime.MimePart();
this.part.SetContent(contentStream, null, mediaType);
}
protected AttachmentBase(Stream contentStream, System.Net.Mime.ContentType contentType)
{
this.part = new System.Net.Mime.MimePart();
this.part.SetContent(contentStream, contentType);
}
internal AttachmentBase()
{
this.part = new System.Net.Mime.MimePart();
}
private bool GetPart(string boundary, byte[] buffer, long offset, out MimePart part)
{
int num;
string str;
part = new MimePart();
part.Header = "";
part.HdList = new List<string>();
part.BodyOffset = offset;
part.BodyLength = 0;
part.LastPart = false;
part.NextOffset = offset;
bool flag = false;
bool flag2 = false;
while ((num = this.MemReadToLine(buffer, part.NextOffset)) > 0)
{
str = Encoding.ASCII.GetString(buffer, (int) part.NextOffset, num);
part.NextOffset += num;
if (str.StartsWith("--") && (str.IndexOf(boundary) >= 0))
{
break;
}
}
while ((num = this.MemReadToLine(buffer, part.NextOffset)) > 0)
{
str = Encoding.ASCII.GetString(buffer, (int) part.NextOffset, num);
if (str.StartsWith("--") && (str.IndexOf(boundary) >= 0))
{
flag2 = true;
part.LastPart = str.EndsWith("--");
return flag2;
}
if (!flag)
{
if (str == "\r\n")
{
flag = true;
part.BodyOffset = part.NextOffset + num;
}
else
{
part.Header = part.Header + str;
if (str.StartsWith(" ") || str.StartsWith("\t"))
{
List<string> list;
int num2;
part.HdList[part.HdList.Count - 1] = part.HdList[part.HdList.Count - 1].TrimEnd(new char[0]);
(list = part.HdList)[num2 = part.HdList.Count - 1] = list[num2] + str.TrimStart(new char[0]);
}
else
{
part.HdList.Add(str);
}
}
}
else
{
part.BodyLength += num;
}
part.NextOffset += num;
}
return flag2;
}