public uint AddBlob(byte [] data)
{
if (data == null || data.Length == 0)
{
return(0);
}
object cached = m_blobCache [data];
if (cached != null)
{
return((uint)cached);
}
uint pointer = (uint)m_blobWriter.BaseStream.Position;
m_blobCache [data] = pointer;
Utilities.WriteCompressedInteger(m_blobWriter, data.Length);
m_blobWriter.Write(data);
return(pointer);
}
public uint AddUserString(string str)
{
if (str == null)
{
return(0);
}
if (m_usCache.Contains(str))
{
return((uint)m_usCache [str]);
}
uint pointer = (uint)m_usWriter.BaseStream.Position;
m_usCache [str] = pointer;
byte [] us = Encoding.Unicode.GetBytes(str);
Utilities.WriteCompressedInteger(m_usWriter, us.Length + 1);
m_usWriter.Write(us);
m_usWriter.Write((byte)(RequiresSpecialHandling(us) ? 1 : 0));
return(pointer);
}
public uint AddBlob(byte [] data)
{
if (data == null || data.Length == 0)
{
return(0);
}
// using CompactFramework compatible version of
// Convert.ToBase64String
string key = Convert.ToBase64String(data, 0, data.Length);
if (m_blobCache.Contains(key))
{
return((uint)m_blobCache [key]);
}
uint pointer = (uint)m_blobWriter.BaseStream.Position;
m_blobCache [key] = pointer;
Utilities.WriteCompressedInteger(m_blobWriter, data.Length);
m_blobWriter.Write(data);
return(pointer);
}
