/// <summary>
/// Processes a notification of e-mail information change -- SNAC(18,07)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(18,07)</param>
public static void ProcessEmailInformation(DataPacket dp)
{
// There are 24 bytes of cookies prior to the TLV list, an 8-byte cookie
// and a 16-byte cookie. The 16 byte cookie is identifying information
// that may be useful
byte[] cookie = dp.Data.ReadByteArray(8);
byte[] idcookie = dp.Data.ReadByteArray(16);
TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd());
string alertTitle = tlvs.ReadString(0x0005, Encoding.ASCII);
string url = tlvs.ReadString(0x0007, Encoding.ASCII);
string alertUrl = tlvs.ReadString(0x000D, Encoding.ASCII);
ushort numMessages = tlvs.ReadUshort(0x0080);
byte unread = tlvs.ReadByte(0x0081);
if (unread == 0)
{
numMessages = 0;
}
string domain = tlvs.ReadString(0x0082, Encoding.ASCII);
ushort flags = tlvs.ReadUshort(0x0084);
if (numMessages == 0xFFFF)
{
// If this message was received, at least one email message is available
// even if TLV 0x0080 wasn't in the message
numMessages = 1;
}
}
/// <summary>
/// Processes a popup message sent by the server -- SNAC(08,02)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object with a buffer containing SNAC(08,02)</param>
public static void ProcessPopupMessage(DataPacket dp)
{
TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd());
string message = tlvs.ReadString(0x0001, Encoding.ASCII);
string url = tlvs.ReadString(0x0002, Encoding.ASCII);
ushort width = tlvs.ReadUshort(0x0003);
ushort height = tlvs.ReadUshort(0x0004);
ushort delay = tlvs.ReadUshort(0x0005);
dp.ParentSession.OnPopupMessage(width, height, delay, url, message);
}
/// <summary>
/// Processes a popup message sent by the server -- SNAC(08,02)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object with a buffer containing SNAC(08,02)</param>
public static void ProcessPopupMessage(DataPacket dp)
{
TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd());
string message = tlvs.ReadString(0x0001, Encoding.ASCII);
string url = tlvs.ReadString(0x0002, Encoding.ASCII);
ushort width = tlvs.ReadUshort(0x0003);
ushort height = tlvs.ReadUshort(0x0004);
ushort delay = tlvs.ReadUshort(0x0005);
dp.ParentSession.OnPopupMessage(width, height, delay, url, message);
}
/// <summary>
/// Processes the server response to a new family request -- SNAC(01,05)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(01,05)</param>
public static void ProcessNewServiceResponse(DataPacket dp)
{
int startIndex = 0;
byte[] SNACData = dp.Data.ReadByteArrayToEnd();
if (SNACData[0] == 0x00 && SNACData[1] == 0x06)
{
startIndex += 2; // What the heck is this...0x0006, some families, some of the time?
}
using (TlvBlock tlvs = new TlvBlock(SNACData, startIndex))
{
ushort family = tlvs.ReadUshort(SERVICE_RESPONSE_FAMILY);
string BOSaddress = tlvs.ReadString(SERVICE_RESPONSE_ADDRESS, Encoding.ASCII);
byte[] cookie = tlvs.ReadByteArray(SERVICE_RESPONSE_COOKIE);
Connection newconn = null;
object store = dp.ParentSession.RetrieveRequestID(dp.SNAC.RequestID);
if (family != 0x000E)
{
newconn = dp.ParentSession.Connections.CreateNewConnection(family);
}
else
{
ChatRoom roominfo = (ChatRoom)store;
dp.ParentSession.Connections.CreateNewChatConnection(roominfo);
newconn = roominfo.Connection;
}
string[] bosinfo = BOSaddress.Split(':');
int port = 0;
if (bosinfo.Length == 2)
{
port = Int32.Parse(bosinfo[1]);
}
else
{
port = dp.ParentSession.LoginPort;
}
newconn.ServerConnectionCompleted +=
new ServerConnectionCompletedHandler(newconn_ServerConnnectionCompleted);
newconn.Server = bosinfo[0];
newconn.Port = port;
newconn.Cookie = new Cookie(cookie);
newconn.ConnectToServer();
}
// The connection process continues when the server sends SNAC(01,03)
}
/// <summary>
/// Reads the error code and subcode from a SNAC(XX,01) packet
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(XX,01)</param>
/// <param name="errorCode">The main error code contained in the SNAC</param>
/// <param name="subCode">The subcode contained in the SNAC, or 0 if there is no subcode present</param>
public static void GetSNACErrorCodes(DataPacket dp, out ushort errorCode, out ushort subCode)
{
errorCode = dp.Data.ReadUshort();
subCode = 0;
if (dp.Data.HasMoreData)
{
using (TlvBlock tlvs = dp.Data.ReadTlvBlockByLength(dp.Data.GetRemainingByteCount()))
{
if (tlvs.HasTlv(0x0008))
{
subCode = tlvs.ReadUshort(0x0008);
}
}
}
}
/// <summary>
/// Reads a <see cref="UserInfo"/> from the stream
/// </summary>
public UserInfo ReadUserInfo()
{
UserInfo retval = new UserInfo();
byte screenNameLength = ReadByte();
if (screenNameLength == 0)
{
return(null);
}
retval.ScreenName = ReadString(screenNameLength, Encoding.ASCII);
retval.WarningLevel = ReadUshort();
using (TlvBlock tlvBlock = ReadTlvBlock(ReadUshort()))
{
retval.Class = (UserClass)tlvBlock.ReadUshort(0x0001);
retval.CreateTime = tlvBlock.ReadDateTime(0x0002);
retval.SignonTime = tlvBlock.ReadDateTime(0x0003);
retval.IdleTime = tlvBlock.ReadUshort(0x0004);
if (retval.IdleTime == 0xFFFF)
{
retval.IdleTime = 0;
}
retval.RegisterTime = tlvBlock.ReadDateTime(0x0005);
retval.ICQUserStatus = tlvBlock.ReadUint(0x0006);
retval.ExternalIPAddress = tlvBlock.ReadUint(0x000A);
// Read the DC info from 0x000C
retval.ClientCapabilities = CapabilityProcessor.ProcessCLSIDList(tlvBlock.ReadByteArray(0x000D));
retval.OnlineTime = tlvBlock.ReadUint(0x000F);
if (tlvBlock.HasTlv(0x001D))
{
ReadIconInfo(tlvBlock.ReadByteArray(0x001D), retval);
}
}
return(retval);
}
/// <summary>
/// Processes a login response -- SNAC(17,03)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(17,03)</param>
public static void ProcessLoginResponse(DataPacket dp)
{
// Pull apart SNAC(17,03)
Cookie cookie;
string BOSaddress;
using (TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd()))
{
if (tlvs.HasTlv(0x0008))
{
ushort errorcode = tlvs.ReadUshort(0x0008);
dp.ParentSession.OnLoginFailed((LoginErrorCode)errorcode);
return;
}
BOSaddress = tlvs.ReadString(0x0005, Encoding.ASCII);
cookie = Cookie.GetReceivedCookie(tlvs.ReadByteArray(0x0006));
}
// Shut down the authorization connection
// Socket shutdown is initiated by the server
dp.ParentSession.OnLoginStatusUpdate("Authorized", 0.33);
dp.ParentConnection.DisconnectFromServer(false);
// Create a new connection to the BOS server
Connection newconn = dp.ParentSession.Connections.CreateNewConnection(0x0001);
string[] bosinfo = BOSaddress.Split(':');
newconn.ServerConnectionCompleted +=
new ServerConnectionCompletedHandler(newconn_ServerConnnectionCompleted);
newconn.Server = bosinfo[0];
newconn.Port = Int32.Parse(bosinfo[1]);
newconn.Cookie = cookie;
newconn.ConnectToServer();
// The connection process continues when the server sends SNAC(01,03)
}
/// <summary>
/// Processes a login response -- SNAC(17,03)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(17,03)</param>
public static void ProcessLoginResponse(DataPacket dp)
{
// Pull apart SNAC(17,03)
Cookie cookie;
string BOSaddress;
using (TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd()))
{
if (tlvs.HasTlv(0x0008))
{
ushort errorcode = tlvs.ReadUshort(0x0008);
dp.ParentSession.OnLoginFailed((LoginErrorCode)errorcode);
return;
}
BOSaddress = tlvs.ReadString(0x0005, Encoding.ASCII);
cookie = Cookie.GetReceivedCookie(tlvs.ReadByteArray(0x0006));
}
// Shut down the authorization connection
// Socket shutdown is initiated by the server
dp.ParentSession.OnLoginStatusUpdate("Authorized", 0.33);
dp.ParentConnection.DisconnectFromServer(false);
// Create a new connection to the BOS server
Connection newconn = dp.ParentSession.Connections.CreateNewConnection(0x0001);
string[] bosinfo = BOSaddress.Split(':');
newconn.ServerConnectionCompleted +=
new ServerConnectionCompletedHandler(newconn_ServerConnnectionCompleted);
newconn.Server = bosinfo[0];
newconn.Port = Int32.Parse(bosinfo[1]);
newconn.Cookie = cookie;
newconn.ConnectToServer();
// The connection process continues when the server sends SNAC(01,03)
}
/// <summary>
/// Processes a login response -- SNAC(17,03)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(17,03)</param>
internal void ProcessLoginResponse(DataPacket dp)
{
// Pull apart SNAC(17,03)
Cookie cookie;
string BOSaddress;
using (TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd()))
{
if (tlvs.HasTlv(0x0008))
{
ushort errorcode = tlvs.ReadUshort(0x0008);
parent.OnLoginFailed((LoginErrorCode)errorcode);
return;
}
BOSaddress = tlvs.ReadString(0x0005, Encoding.ASCII);
cookie = Cookie.GetReceivedCookie(tlvs.ReadByteArray(0x0006));
}
// Shut down the authorization connection
// Socket shutdown is initiated by the server
parent.OnLoginStatusUpdate("Authorized", 0.33);
dp.ParentConnection.DisconnectFromServer(false);
// Create a new connection to the BOS server
Connection newconn = parent.Connections.CreateNewConnection(0x0001);
string[] bosinfo = BOSaddress.Split(':');
newconn.ServerConnectionCompleted += delegate(Connection conn) { conn.ReadyForData = true; conn.ReadHeader(); };
newconn.Server = bosinfo[0];
if (bosinfo.Length == 2)
newconn.Port = Int32.Parse(bosinfo[1]);
else
newconn.Port = dp.ParentConnection.Port;
Logging.WriteString("Connect to Server after auth. Address from dp: {0} - Address to connect: {1}:{2}", BOSaddress, newconn.Server, newconn.Port);
newconn.Cookie = cookie;
newconn.ConnectToServer();
// The login process continues when the server sends SNAC(01,03) on the new connection
}
/// <summary>
/// Processes the server response to a new family request -- SNAC(01,05)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object containing SNAC(01,05)</param>
private void ProcessNewServiceResponse(DataPacket dp)
{
int startIndex = 0;
byte[] SNACData = dp.Data.ReadByteArrayToEnd();
if (SNACData[0] == 0x00 && SNACData[1] == 0x06)
{
startIndex += 2; // What the heck is this...0x0006, some families, some of the time?
}
using (TlvBlock tlvs = new TlvBlock(SNACData, startIndex))
{
ushort family = tlvs.ReadUshort(NEW_SERVICE_FAMILY);
string BOSaddress = tlvs.ReadString(NEW_SERVICE_ADDRESS, Encoding.ASCII);
byte[] cookie = tlvs.ReadByteArray(NEW_SERVICE_COOKIE);
Connection newconn = null;
object store = dp.ParentSession.RetrieveRequestID(dp.SNAC.RequestID);
if (family != 0x000E)
{
newconn = dp.ParentSession.Connections.CreateNewConnection(family);
}
else
{
ChatRoom roominfo = (ChatRoom)store;
newconn = dp.ParentSession.Connections.CreateNewChatConnection(roominfo);
}
string[] bosinfo = BOSaddress.Split(':');
int port = 0;
if (bosinfo.Length == 2)
{
port = Int32.Parse(bosinfo[1]);
}
else
{
port = dp.ParentSession.ServerSettings.LoginPort;
}
newconn.ServerConnectionCompleted += delegate { newconn.ReadHeader(); };
newconn.Server = bosinfo[0];
newconn.Port = port;
newconn.Cookie = new Cookie(cookie);
newconn.ConnectToServer();
}
// The connection process continues when the server sends SNAC(01,03)
}
/// <summary>
/// Processes the parameter information sent by the server -- SNAC(02,03)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object with a buffer containing SNAC(02,03)</param>
private void ProcessLocationParameterList(DataPacket dp)
{
using (TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd()))
{
maxCapabilities = tlvs.ReadUshort(PARAMETER_MAXCAPABILITIES);
maxProfileLength = tlvs.ReadUshort(PARAMETER_PROFILELENGTH);
}
ReportClientCapabilities();
parent.ParameterSetArrived();
}
/// <summary>
/// Processes the parameter information sent by the server -- SNAC(03,03)
/// </summary>
/// <param name="dp">A <see cref="DataPacket"/> object with a buffer containing SNAC(03,03)</param>
private void ProcessBuddyParameterList(DataPacket dp)
{
using (TlvBlock tlvs = new TlvBlock(dp.Data.ReadByteArrayToEnd()))
{
maxBuddyListEntries = tlvs.ReadUshort(PARAMETER_MAXBUDDIES);
maxWatcherListEntries = tlvs.ReadUshort(PARAMETER_MAXWATCHERS);
maxNotifications = tlvs.ReadUshort(PARAMETER_MAXNOTIFICATIONS);
}
parent.ParameterSetArrived();
}
/// <summary>
/// Processes the inner TLV list in TLV 0x0005 and returns a new DirectConnection
/// </summary>
private DirectConnection ProcessChannel2Tlv05(ByteStream stream, UserInfo ui, DataPacket dp)
{
byte[] invitemessage;
Encoding encoding = Encoding.ASCII;
string language = "en";
DirectConnection directconn = null;
// Pull the type, cookie, and capability array
RendezvousType rtype = RendezvousData.TypeFromUshort(stream.ReadUshort());
Cookie cookie = Cookie.GetReceivedCookie(stream.ReadByteArray(8));
byte[] capabilitiesArray = stream.ReadByteArray(16);
Capabilities capabilities = CapabilityProcessor.ProcessCLSIDList(capabilitiesArray);
// Create the correct type of connection based on the capability
if (capabilities == Capabilities.SendFiles)
{
if ((directconn = parent.Connections.GetDirectConnectionByCookie(cookie)) == null)
{
directconn = parent.Connections.CreateNewFileTransferConnection(
DirectConnectionMethod.Direct, DirectConnectRole.Receiver);
}
}
else if (capabilities == Capabilities.DirectIM)
{
if ((directconn = parent.Connections.GetDirectConnectionByCookie(cookie)) == null)
{
directconn = parent.Connections.CreateNewDirectIMConnection(
DirectConnectionMethod.Direct, DirectConnectRole.Receiver);
}
}
else if (capabilities == Capabilities.Chat)
{
directconn = parent.Connections.CreateNewChatInvitationConnection(DirectConnectRole.Receiver);
}
else
{
// Currently unsupported
parent.OnWarning(ServerErrorCode.UnknownRendezvousChannel, dp);
return null;
}
directconn.Other = ui;
directconn.Cookie = cookie;
directconn.Type = rtype;
ByteStream serviceData = null;
Encoding serviceDataEncoding = Encoding.ASCII;
// Process the inner TLV list
using (TlvBlock tlvs = new TlvBlock(stream.ReadByteArrayToEnd()))
{
directconn.AOLProxyIP = tlvs.ReadIPAddress(DC_PROXY_IP_ADDRESS); // proxy ip
directconn.ClientIP = tlvs.ReadIPAddress(DC_CLIENT_IP_ADDRESS); // internal ip
directconn.VerifiedIP = tlvs.ReadIPAddress(0x0004); // external ip
directconn.Port = tlvs.ReadUshort(DC_PORT);
directconn.Sequence = RendezvousData.SequenceFromUshort(tlvs.ReadUshort(DC_SEQUENCE_NUMBER));
invitemessage = tlvs.ReadByteArray(DC_MESSAGE);
if (tlvs.HasTlv(0x000D))
{
encoding = Encoding.GetEncoding(tlvs.ReadString(0x000D, Encoding.ASCII));
}
language = tlvs.ReadString(0x000E, Encoding.ASCII);
directconn.Method = (tlvs.HasTlv(DC_USE_PROXY_FLAG))
?
DirectConnectionMethod.Proxied
: DirectConnectionMethod.Direct;
serviceData = new ByteStream(tlvs.ReadByteArray(0x2711));
if (tlvs.HasTlv(0x2712))
{
serviceDataEncoding = Encoding.GetEncoding(tlvs.ReadString(0x2712, Encoding.ASCII));
}
}
if (invitemessage != null)
{
directconn.Message = encoding.GetString(invitemessage, 0, invitemessage.Length);
}
// Process the extra data, if necessary
if (directconn is FileTransferConnection || directconn is DirectIMConnection)
{
ProcessDirectConnectionRequest(directconn, serviceData);
}
else if (directconn is ChatInvitationConnection)
{
ChatInvitationConnection cic = directconn as ChatInvitationConnection;
cic.ChatInvite = new ChatInvitation();
cic.ChatInvite.Message = directconn.Message;
cic.ChatInvite.Encoding = encoding;
cic.ChatInvite.Language = language;
ProcessChatInvitationRequest(cic, serviceData);
}
return directconn;
}
