internal MirandaContactSettings(MirandaDB db, BinaryReader reader, int ofs)
{
Guard.NullArgument(db, "db");
Guard.NullArgument(reader, "reader");
if (reader.BaseStream == null)
{
throw new InvalidOperationException("Trying to load contact settings after Miranda DB has been closed");
}
_reader = reader;
reader.BaseStream.Position = ofs;
int signature = _reader.ReadInt32();
if (signature != SIGNATURE_CONTACT_SETTINGS)
{
throw new MirandaDatabaseCorruptedException("Database corrupted: invalid contact settings signature");
}
_ofsNext = reader.ReadInt32();
int ofsModuleName = reader.ReadInt32();
_moduleName = db.GetModuleName(ofsModuleName);
_cbBlob = reader.ReadInt32();
_ofsData = reader.BaseStream.Position;
}
internal MirandaEnumerator(MirandaDB db, BinaryReader reader, int ofsFirst)
{
_db = db;
_reader = reader;
_ofsFirst = ofsFirst;
_ofsCurrent = 0;
_currentObject = null;
}
internal MirandaEvent(MirandaDB db, BinaryReader reader, int ofs)
{
reader.BaseStream.Position = ofs;
int signature = reader.ReadInt32();
if (signature != SIGNATURE_EVENT)
{
throw new MirandaDatabaseCorruptedException("Database corrupted: invalid event signature");
}
reader.ReadInt32(); // skip _ofsPrev
_ofsNext = reader.ReadInt32();
int ofsModuleName = reader.ReadInt32();
_moduleName = db.GetModuleName(ofsModuleName);
int timestamp = reader.ReadInt32();
_timestamp = new DateTime(1970, 1, 1).AddDays((double )timestamp / (24 * 60 * 60));
_flags = reader.ReadInt16();
_eventType = reader.ReadInt32();
int cbBlob = reader.ReadInt32();
if (cbBlob == 0)
{
_eventData = "";
}
else
{
byte[] eventData = reader.ReadBytes(cbBlob);
int nullIndex = Array.IndexOf(eventData, (byte)0);
if (_eventType == 0 && nullIndex < cbBlob - 3)
{
_eventData = Encoding.Unicode.GetString(eventData, nullIndex + 1, cbBlob - nullIndex - 3);
}
else
{
_eventData = Encoding.Default.GetString(eventData, 0, cbBlob - 1);
}
}
}
internal MirandaContact(MirandaDB db, BinaryReader reader, int ofs)
{
Debug.Assert(ofs != 0);
_db = db;
_reader = reader;
_ofs = ofs;
reader.BaseStream.Position = ofs;
int signature = _reader.ReadInt32();
if (signature != SIGNATURE_CONTACT)
{
throw new MirandaDatabaseCorruptedException("Database corrupted: invalid contact signature");
}
_ofsNext = reader.ReadInt32();
_ofsFirstSettings = reader.ReadInt32();
_eventCount = reader.ReadInt32();
_ofsFirstEvent = reader.ReadInt32();
_ofsLastEvent = reader.ReadInt32();
_ofsFirstUnreadEvent = reader.ReadInt32();
_timestampFirstUnread = reader.ReadInt32();
}
public override void EnumerationStarting()
{
_completed = false;
_startTicks = DateTime.Now.Ticks;
if (Core.State == CoreState.ShuttingDown)
{
Interrupted = true;
return;
}
if (!File.Exists(_dbPath))
{
Trace.WriteLine("Failed to open Miranda DB " + _dbPath);
Interrupted = true;
return;
}
MirandaDB db;
try
{
db = new MirandaDB(_dbPath);
}
catch (IOException)
{
CheckReportDBError("Failed to open database " + _dbPath);
return;
}
catch (MirandaDatabaseCorruptedException ex)
{
CheckReportDBError("Database " + _dbPath + " is corrupted: " + ex.Message);
return;
}
ImportDB(db);
}
internal MirandaEventEnumerator(MirandaDB db, BinaryReader reader, int ofsFirst)
: base(db, reader, ofsFirst)
{
}
internal ContactSettingsEnumerator(MirandaDB db, BinaryReader reader, int ofsFirst)
: base(db, reader, ofsFirst)
{
}