/// <summary>
/// Decodes a user data header into information elements.
/// </summary>
/// <param name="userDataHeader">The user data header to be decoded.</param>
/// <returns>The elements found as an array of <see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.InformationElement" /> objects.</returns>
/// <remarks>
/// <para>Known information elements are decoded into their respective objects, while unknown
/// information elements are stored in generic <see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.UnknownInformationElement" /> objects.</para>
/// <para>The list of known information elements consists of elements used within Smart Messaging,
/// and does not aim to be a complete set of all existing elements.</para>
/// <para>The currently recognized elements are:</para>
/// <list type="bullet">
/// <item><description><see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.ConcatMessageElement8" /></description></item>
/// <item><description><see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.ConcatMessageElement16" /></description></item>
/// <item><description><see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.PortAddressElement16" /></description></item>
/// </list>
/// </remarks>
public static InformationElement[] DecodeUserDataHeader(byte[] userDataHeader)
{
InformationElement unknownInformationElement;
List <InformationElement> informationElements = new List <InformationElement>();
byte num = 0;
byte num1 = userDataHeader[0];
if (num1 > 0)
{
num = (byte)(num + 1);
do
{
byte num2 = num;
num = (byte)(num2 + 1);
byte num3 = userDataHeader[num2];
byte num4 = num;
num = (byte)(num4 + 1);
byte num5 = userDataHeader[num4];
byte[] numArray = new byte[num5 + 2];
Array.Copy(userDataHeader, num - 2, numArray, 0, num5 + 2);
num = (byte)(num + num5);
if (num3 != 0)
{
if (num3 != 8)
{
if (num3 != 5)
{
unknownInformationElement = new UnknownInformationElement(numArray);
}
else
{
unknownInformationElement = new PortAddressElement16(numArray);
}
}
else
{
unknownInformationElement = new ConcatMessageElement16(numArray);
}
}
else
{
unknownInformationElement = new ConcatMessageElement8(numArray);
}
informationElements.Add(unknownInformationElement);
}while (num < num1);
}
return(informationElements.ToArray());
}
/// <summary>
/// Creates an operator logo message.
/// </summary>
/// <param name="operatorLogo">The operator logo. Use <see cref="M:GSMCommunication.PDUDecoder.SmartMessaging.SmartMessageFactory.CreateOperatorLogo(GSMCommunication.PDUDecoder.SmartMessaging.OtaBitmap,System.String,System.String)" /> to create one.</param>
/// <param name="destinationAddress">The message's destination address.</param>
/// <returns>A set of <see cref="T:GSMCommunication.PDUDecoder.SmsSubmitPdu" /> objects that represent the message.</returns>
/// <exception cref="T:System.ArgumentNullException">operatorLogo is null.</exception>
/// <exception cref="T:System.ArgumentException"><para>operatorLogo is an empty array.</para>
/// <para> -or- </para><para>destinationAddress is an empty string.</para>
/// <para> -or- </para><para>operatorLogo is so big that it would create more than 255 message parts.</para></exception>
public static SmsSubmitPdu[] CreateOperatorLogoMessage(byte[] operatorLogo, string destinationAddress)
{
int length;
if (operatorLogo != null)
{
if ((int)operatorLogo.Length != 0)
{
PortAddressElement16 portAddressElement16 = new PortAddressElement16(5506, 0);
byte num = (byte)((int)portAddressElement16.ToByteArray().Length);
int num1 = num + 1;
bool flag = (int)operatorLogo.Length > 140 - num1;
if (flag)
{
ConcatMessageElement8 concatMessageElement8 = new ConcatMessageElement8(0, 0, 0);
num = (byte)((int)portAddressElement16.ToByteArray().Length + (int)concatMessageElement8.ToByteArray().Length);
num1 = num + 1;
}
ArrayList arrayLists = new ArrayList();
int num2 = 0;
byte num3 = (byte)Math.Ceiling((double)((int)operatorLogo.Length) / (double)(140 - num1));
if (arrayLists.Count <= 255)
{
ushort num4 = 1;
if (flag)
{
num4 = SmartMessageFactory.CalcNextRefNumber();
}
for (byte i = 1; i <= num3; i = (byte)(i + 1))
{
if ((int)operatorLogo.Length - num2 < 140 - num1)
{
length = (int)operatorLogo.Length - num2;
}
else
{
length = 140 - num1;
}
byte[] numArray = new byte[num1];
int length1 = 0;
int num5 = length1;
length1 = num5 + 1;
numArray[num5] = num;
portAddressElement16.ToByteArray().CopyTo(numArray, length1);
length1 = length1 + (int)portAddressElement16.ToByteArray().Length;
if (flag)
{
ConcatMessageElement8 concatMessageElement81 = new ConcatMessageElement8((byte)(num4 % 256), num3, i);
concatMessageElement81.ToByteArray().CopyTo(numArray, length1);
length1 = length1 + (int)concatMessageElement81.ToByteArray().Length;
}
byte[] numArray1 = new byte[(int)numArray.Length + length];
numArray.CopyTo(numArray1, 0);
Array.Copy(operatorLogo, num2, numArray1, length1, length);
SmsSubmitPdu smsSubmitPdu = new SmsSubmitPdu();
smsSubmitPdu.MessageFlags.UserDataHeaderPresent = true;
smsSubmitPdu.DataCodingScheme = 21;
smsSubmitPdu.DestinationAddress = destinationAddress;
smsSubmitPdu.SetUserData(numArray1, (byte)((int)numArray1.Length));
arrayLists.Add(smsSubmitPdu);
num2 = num2 + length;
}
SmsSubmitPdu[] smsSubmitPduArray = new SmsSubmitPdu[arrayLists.Count];
arrayLists.CopyTo(smsSubmitPduArray, 0);
return(smsSubmitPduArray);
}
else
{
throw new ArgumentException("A concatenated message must not have more than 255 parts.", "operatorLogo");
}
}
else
{
throw new ArgumentException("operatorLogo must not be an empty array.", "operatorLogo");
}
}
else
{
throw new ArgumentNullException("operatorLogo");
}
}
/// <summary>
/// Decodes a user data header into information elements.
/// </summary>
/// <param name="userDataHeader">The user data header to be decoded.</param>
/// <returns>The elements found as an array of <see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.InformationElement" /> objects.</returns>
/// <remarks>
/// <para>Known information elements are decoded into their respective objects, while unknown
/// information elements are stored in generic <see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.UnknownInformationElement" /> objects.</para>
/// <para>The list of known information elements consists of elements used within Smart Messaging,
/// and does not aim to be a complete set of all existing elements.</para>
/// <para>The currently recognized elements are:</para>
/// <list type="bullet">
/// <item><description><see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.ConcatMessageElement8" /></description></item>
/// <item><description><see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.ConcatMessageElement16" /></description></item>
/// <item><description><see cref="T:GSMCommunication.PDUDecoder.SmartMessaging.PortAddressElement16" /></description></item>
/// </list>
/// </remarks>
public static InformationElement[] DecodeUserDataHeader(byte[] userDataHeader)
{
InformationElement unknownInformationElement;
List<InformationElement> informationElements = new List<InformationElement>();
byte num = 0;
byte num1 = userDataHeader[0];
if (num1 > 0)
{
num = (byte)(num + 1);
do
{
byte num2 = num;
num = (byte)(num2 + 1);
byte num3 = userDataHeader[num2];
byte num4 = num;
num = (byte)(num4 + 1);
byte num5 = userDataHeader[num4];
byte[] numArray = new byte[num5 + 2];
Array.Copy(userDataHeader, num - 2, numArray, 0, num5 + 2);
num = (byte)(num + num5);
if (num3 != 0)
{
if (num3 != 8)
{
if (num3 != 5)
{
unknownInformationElement = new UnknownInformationElement(numArray);
}
else
{
unknownInformationElement = new PortAddressElement16(numArray);
}
}
else
{
unknownInformationElement = new ConcatMessageElement16(numArray);
}
}
else
{
unknownInformationElement = new ConcatMessageElement8(numArray);
}
informationElements.Add(unknownInformationElement);
}
while (num < num1);
}
return informationElements.ToArray();
}
/// <summary>
/// Creates an operator logo message.
/// </summary>
/// <param name="operatorLogo">The operator logo. Use <see cref="M:GSMCommunication.PDUDecoder.SmartMessaging.SmartMessageFactory.CreateOperatorLogo(GSMCommunication.PDUDecoder.SmartMessaging.OtaBitmap,System.String,System.String)" /> to create one.</param>
/// <param name="destinationAddress">The message's destination address.</param>
/// <returns>A set of <see cref="T:GSMCommunication.PDUDecoder.SmsSubmitPdu" /> objects that represent the message.</returns>
/// <exception cref="T:System.ArgumentNullException">operatorLogo is null.</exception>
/// <exception cref="T:System.ArgumentException"><para>operatorLogo is an empty array.</para>
/// <para> -or- </para><para>destinationAddress is an empty string.</para>
/// <para> -or- </para><para>operatorLogo is so big that it would create more than 255 message parts.</para></exception>
public static SmsSubmitPdu[] CreateOperatorLogoMessage(byte[] operatorLogo, string destinationAddress)
{
int length;
if (operatorLogo != null)
{
if ((int)operatorLogo.Length != 0)
{
PortAddressElement16 portAddressElement16 = new PortAddressElement16(5506, 0);
byte num = (byte)((int)portAddressElement16.ToByteArray().Length);
int num1 = num + 1;
bool flag = (int)operatorLogo.Length > 140 - num1;
if (flag)
{
ConcatMessageElement8 concatMessageElement8 = new ConcatMessageElement8(0, 0, 0);
num = (byte)((int)portAddressElement16.ToByteArray().Length + (int)concatMessageElement8.ToByteArray().Length);
num1 = num + 1;
}
ArrayList arrayLists = new ArrayList();
int num2 = 0;
byte num3 = (byte)Math.Ceiling((double)((int)operatorLogo.Length) / (double)(140 - num1));
if (arrayLists.Count <= 255)
{
ushort num4 = 1;
if (flag)
{
num4 = SmartMessageFactory.CalcNextRefNumber();
}
for (byte i = 1; i <= num3; i = (byte)(i + 1))
{
if ((int)operatorLogo.Length - num2 < 140 - num1)
{
length = (int)operatorLogo.Length - num2;
}
else
{
length = 140 - num1;
}
byte[] numArray = new byte[num1];
int length1 = 0;
int num5 = length1;
length1 = num5 + 1;
numArray[num5] = num;
portAddressElement16.ToByteArray().CopyTo(numArray, length1);
length1 = length1 + (int)portAddressElement16.ToByteArray().Length;
if (flag)
{
ConcatMessageElement8 concatMessageElement81 = new ConcatMessageElement8((byte)(num4 % 256), num3, i);
concatMessageElement81.ToByteArray().CopyTo(numArray, length1);
length1 = length1 + (int)concatMessageElement81.ToByteArray().Length;
}
byte[] numArray1 = new byte[(int)numArray.Length + length];
numArray.CopyTo(numArray1, 0);
Array.Copy(operatorLogo, num2, numArray1, length1, length);
SmsSubmitPdu smsSubmitPdu = new SmsSubmitPdu();
smsSubmitPdu.MessageFlags.UserDataHeaderPresent = true;
smsSubmitPdu.DataCodingScheme = 21;
smsSubmitPdu.DestinationAddress = destinationAddress;
smsSubmitPdu.SetUserData(numArray1, (byte)((int)numArray1.Length));
arrayLists.Add(smsSubmitPdu);
num2 = num2 + length;
}
SmsSubmitPdu[] smsSubmitPduArray = new SmsSubmitPdu[arrayLists.Count];
arrayLists.CopyTo(smsSubmitPduArray, 0);
return smsSubmitPduArray;
}
else
{
throw new ArgumentException("A concatenated message must not have more than 255 parts.", "operatorLogo");
}
}
else
{
throw new ArgumentException("operatorLogo must not be an empty array.", "operatorLogo");
}
}
else
{
throw new ArgumentNullException("operatorLogo");
}
}