📄 pduutils.java
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package org.ajwcc.pduUtils.gsm3040;
import java.io.*;
import java.lang.reflect.*;
import java.util.*;
//PduUtils Library - A Java library for generating GSM 3040 Protocol Data Units (PDUs)
//
//Copyright (C) 2008, Ateneo Java Wireless Competency Center/Blueblade Technologies, Philippines.
//PduUtils is distributed under the terms of the Apache License version 2.0
//
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//
//http://www.apache.org/licenses/LICENSE-2.0
//
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
public class PduUtils
{
// ==================================================
// GSM ALPHABET
// ==================================================
private static final char[][] grcAlphabetRemapping = { { '\u0386', '\u0041' }, // GREEK CAPITAL LETTER ALPHA WITH TONOS
{ '\u0388', '\u0045' }, // GREEK CAPITAL LETTER EPSILON WITH TONOS
{ '\u0389', '\u0048' }, // GREEK CAPITAL LETTER ETA WITH TONOS
{ '\u038A', '\u0049' }, // GREEK CAPITAL LETTER IOTA WITH TONOS
{ '\u038C', '\u004F' }, // GREEK CAPITAL LETTER OMICRON WITH TONOS
{ '\u038E', '\u0059' }, // GREEK CAPITAL LETTER UPSILON WITH TONOS
{ '\u038F', '\u03A9' }, // GREEK CAPITAL LETTER OMEGA WITH TONOS
{ '\u0390', '\u0049' }, // GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS
{ '\u0391', '\u0041' }, // GREEK CAPITAL LETTER ALPHA
{ '\u0392', '\u0042' }, // GREEK CAPITAL LETTER BETA
{ '\u0393', '\u0393' }, // GREEK CAPITAL LETTER GAMMA
{ '\u0394', '\u0394' }, // GREEK CAPITAL LETTER DELTA
{ '\u0395', '\u0045' }, // GREEK CAPITAL LETTER EPSILON
{ '\u0396', '\u005A' }, // GREEK CAPITAL LETTER ZETA
{ '\u0397', '\u0048' }, // GREEK CAPITAL LETTER ETA
{ '\u0398', '\u0398' }, // GREEK CAPITAL LETTER THETA
{ '\u0399', '\u0049' }, // GREEK CAPITAL LETTER IOTA
{ '\u039A', '\u004B' }, // GREEK CAPITAL LETTER KAPPA
{ '\u039B', '\u039B' }, // GREEK CAPITAL LETTER LAMDA
{ '\u039C', '\u004D' }, // GREEK CAPITAL LETTER MU
{ '\u039D', '\u004E' }, // GREEK CAPITAL LETTER NU
{ '\u039E', '\u039E' }, // GREEK CAPITAL LETTER XI
{ '\u039F', '\u004F' }, // GREEK CAPITAL LETTER OMICRON
{ '\u03A0', '\u03A0' }, // GREEK CAPITAL LETTER PI
{ '\u03A1', '\u0050' }, // GREEK CAPITAL LETTER RHO
{ '\u03A3', '\u03A3' }, // GREEK CAPITAL LETTER SIGMA
{ '\u03A4', '\u0054' }, // GREEK CAPITAL LETTER TAU
{ '\u03A5', '\u0059' }, // GREEK CAPITAL LETTER UPSILON
{ '\u03A6', '\u03A6' }, // GREEK CAPITAL LETTER PHI
{ '\u03A7', '\u0058' }, // GREEK CAPITAL LETTER CHI
{ '\u03A8', '\u03A8' }, // GREEK CAPITAL LETTER PSI
{ '\u03A9', '\u03A9' }, // GREEK CAPITAL LETTER OMEGA
{ '\u03AA', '\u0049' }, // GREEK CAPITAL LETTER IOTA WITH DIALYTIKA
{ '\u03AB', '\u0059' }, // GREEK CAPITAL LETTER UPSILON WITH DIALYTIKA
{ '\u03AC', '\u0041' }, // GREEK SMALL LETTER ALPHA WITH TONOS
{ '\u03AD', '\u0045' }, // GREEK SMALL LETTER EPSILON WITH TONOS
{ '\u03AE', '\u0048' }, // GREEK SMALL LETTER ETA WITH TONOS
{ '\u03AF', '\u0049' }, // GREEK SMALL LETTER IOTA WITH TONOS
{ '\u03B0', '\u0059' }, // GREEK SMALL LETTER UPSILON WITH DIALYTIKA AND TONOS
{ '\u03B1', '\u0041' }, // GREEK SMALL LETTER ALPHA
{ '\u03B2', '\u0042' }, // GREEK SMALL LETTER BETA
{ '\u03B3', '\u0393' }, // GREEK SMALL LETTER GAMMA
{ '\u03B4', '\u0394' }, // GREEK SMALL LETTER DELTA
{ '\u03B5', '\u0045' }, // GREEK SMALL LETTER EPSILON
{ '\u03B6', '\u005A' }, // GREEK SMALL LETTER ZETA
{ '\u03B7', '\u0048' }, // GREEK SMALL LETTER ETA
{ '\u03B8', '\u0398' }, // GREEK SMALL LETTER THETA
{ '\u03B9', '\u0049' }, // GREEK SMALL LETTER IOTA
{ '\u03BA', '\u004B' }, // GREEK SMALL LETTER KAPPA
{ '\u03BB', '\u039B' }, // GREEK SMALL LETTER LAMDA
{ '\u03BC', '\u004D' }, // GREEK SMALL LETTER MU
{ '\u03BD', '\u004E' }, // GREEK SMALL LETTER NU
{ '\u03BE', '\u039E' }, // GREEK SMALL LETTER XI
{ '\u03BF', '\u004F' }, // GREEK SMALL LETTER OMICRON
{ '\u03C0', '\u03A0' }, // GREEK SMALL LETTER PI
{ '\u03C1', '\u0050' }, // GREEK SMALL LETTER RHO
{ '\u03C2', '\u03A3' }, // GREEK SMALL LETTER FINAL SIGMA
{ '\u03C3', '\u03A3' }, // GREEK SMALL LETTER SIGMA
{ '\u03C4', '\u0054' }, // GREEK SMALL LETTER TAU
{ '\u03C5', '\u0059' }, // GREEK SMALL LETTER UPSILON
{ '\u03C6', '\u03A6' }, // GREEK SMALL LETTER PHI
{ '\u03C7', '\u0058' }, // GREEK SMALL LETTER CHI
{ '\u03C8', '\u03A8' }, // GREEK SMALL LETTER PSI
{ '\u03C9', '\u03A9' }, // GREEK SMALL LETTER OMEGA
{ '\u03CA', '\u0049' }, // GREEK SMALL LETTER IOTA WITH DIALYTIKA
{ '\u03CB', '\u0059' }, // GREEK SMALL LETTER UPSILON WITH DIALYTIKA
{ '\u03CC', '\u004F' }, // GREEK SMALL LETTER OMICRON WITH TONOS
{ '\u03CD', '\u0059' }, // GREEK SMALL LETTER UPSILON WITH TONOS
{ '\u03CE', '\u03A9' } // GREEK SMALL LETTER OMEGA WITH TONOS
};
private static final char[] extAlphabet = { '\u000c', // FORM FEED
'\u005e', // CIRCUMFLEX ACCENT
'\u007b', // LEFT CURLY BRACKET
'\u007d', // RIGHT CURLY BRACKET
'\\', // REVERSE SOLIDUS
'\u005b', // LEFT SQUARE BRACKET
'\u007e', // TILDE
'\u005d', // RIGHT SQUARE BRACKET
'\u007c', // VERTICAL LINES
'\u20ac', // EURO SIGN
};
private static final String[] extBytes = { "1b0a", // FORM FEED
"1b14", // CIRCUMFLEX ACCENT
"1b28", // LEFT CURLY BRACKET
"1b29", // RIGHT CURLY BRACKET
"1b2f", // REVERSE SOLIDUS
"1b3c", // LEFT SQUARE BRACKET
"1b3d", // TILDE
"1b3e", // RIGHT SQUARE BRACKET
"1b40", // VERTICAL LINES
"1b65", // EURO SIGN
};
private static final char[] stdAlphabet = { '\u0040', // COMMERCIAL AT
'\u00A3', // POUND SIGN
'\u0024', // DOLLAR SIGN
'\u00A5', // YEN SIGN
'\u00E8', // LATIN SMALL LETTER E WITH GRAVE
'\u00E9', // LATIN SMALL LETTER E WITH ACUTE
'\u00F9', // LATIN SMALL LETTER U WITH GRAVE
'\u00EC', // LATIN SMALL LETTER I WITH GRAVE
'\u00F2', // LATIN SMALL LETTER O WITH GRAVE
'\u00E7', // LATIN SMALL LETTER C WITH CEDILLA
'\n', // LINE FEED
'\u00D8', // LATIN CAPITAL LETTER O WITH STROKE
'\u00F8', // LATIN SMALL LETTER O WITH STROKE
'\r', // CARRIAGE RETURN
'\u00C5', // LATIN CAPITAL LETTER A WITH RING ABOVE
'\u00E5', // LATIN SMALL LETTER A WITH RING ABOVE
'\u0394', // GREEK CAPITAL LETTER DELTA
'\u005F', // LOW LINE
'\u03A6', // GREEK CAPITAL LETTER PHI
'\u0393', // GREEK CAPITAL LETTER GAMMA
'\u039B', // GREEK CAPITAL LETTER LAMDA
'\u03A9', // GREEK CAPITAL LETTER OMEGA
'\u03A0', // GREEK CAPITAL LETTER PI
'\u03A8', // GREEK CAPITAL LETTER PSI
'\u03A3', // GREEK CAPITAL LETTER SIGMA
'\u0398', // GREEK CAPITAL LETTER THETA
'\u039E', // GREEK CAPITAL LETTER XI
'\u00A0', // ESCAPE TO EXTENSION TABLE (or displayed as NBSP, see
// note
// above)
'\u00C6', // LATIN CAPITAL LETTER AE
'\u00E6', // LATIN SMALL LETTER AE
'\u00DF', // LATIN SMALL LETTER SHARP S (German)
'\u00C9', // LATIN CAPITAL LETTER E WITH ACUTE
'\u0020', // SPACE
'\u0021', // EXCLAMATION MARK
'\u0022', // QUOTATION MARK
'\u0023', // NUMBER SIGN
'\u00A4', // CURRENCY SIGN
'\u0025', // PERCENT SIGN
'\u0026', // AMPERSAND
'\'', // APOSTROPHE
'\u0028', // LEFT PARENTHESIS
'\u0029', // RIGHT PARENTHESIS
'\u002A', // ASTERISK
'\u002B', // PLUS SIGN
'\u002C', // COMMA
'\u002D', // HYPHEN-MINUS
'\u002E', // FULL STOP
'\u002F', // SOLIDUS
'\u0030', // DIGIT ZERO
'\u0031', // DIGIT ONE
'\u0032', // DIGIT TWO
'\u0033', // DIGIT THREE
'\u0034', // DIGIT FOUR
'\u0035', // DIGIT FIVE
'\u0036', // DIGIT SIX
'\u0037', // DIGIT SEVEN
'\u0038', // DIGIT EIGHT
'\u0039', // DIGIT NINE
'\u003A', // COLON
'\u003B', // SEMICOLON
'\u003C', // LESS-THAN SIGN
'\u003D', // EQUALS SIGN
'\u003E', // GREATER-THAN SIGN
'\u003F', // QUESTION MARK
'\u00A1', // INVERTED EXCLAMATION MARK
'\u0041', // LATIN CAPITAL LETTER A
'\u0042', // LATIN CAPITAL LETTER B
'\u0043', // LATIN CAPITAL LETTER C
'\u0044', // LATIN CAPITAL LETTER D
'\u0045', // LATIN CAPITAL LETTER E
'\u0046', // LATIN CAPITAL LETTER F
'\u0047', // LATIN CAPITAL LETTER G
'\u0048', // LATIN CAPITAL LETTER H
'\u0049', // LATIN CAPITAL LETTER I
'\u004A', // LATIN CAPITAL LETTER J
'\u004B', // LATIN CAPITAL LETTER K
'\u004C', // LATIN CAPITAL LETTER L
'\u004D', // LATIN CAPITAL LETTER M
'\u004E', // LATIN CAPITAL LETTER N
'\u004F', // LATIN CAPITAL LETTER O
'\u0050', // LATIN CAPITAL LETTER P
'\u0051', // LATIN CAPITAL LETTER Q
'\u0052', // LATIN CAPITAL LETTER R
'\u0053', // LATIN CAPITAL LETTER S
'\u0054', // LATIN CAPITAL LETTER T
'\u0055', // LATIN CAPITAL LETTER U
'\u0056', // LATIN CAPITAL LETTER V
'\u0057', // LATIN CAPITAL LETTER W
'\u0058', // LATIN CAPITAL LETTER X
'\u0059', // LATIN CAPITAL LETTER Y
'\u005A', // LATIN CAPITAL LETTER Z
'\u00C4', // LATIN CAPITAL LETTER A WITH DIAERESIS
'\u00D6', // LATIN CAPITAL LETTER O WITH DIAERESIS
'\u00D1', // LATIN CAPITAL LETTER N WITH TILDE
'\u00DC', // LATIN CAPITAL LETTER U WITH DIAERESIS
'\u00A7', // SECTION SIGN
'\u00BF', // INVERTED QUESTION MARK
'\u0061', // LATIN SMALL LETTER A
'\u0062', // LATIN SMALL LETTER B
'\u0063', // LATIN SMALL LETTER C
'\u0064', // LATIN SMALL LETTER D
'\u0065', // LATIN SMALL LETTER E
'\u0066', // LATIN SMALL LETTER F
'\u0067', // LATIN SMALL LETTER G
'\u0068', // LATIN SMALL LETTER H
'\u0069', // LATIN SMALL LETTER I
'\u006A', // LATIN SMALL LETTER J
'\u006B', // LATIN SMALL LETTER K
'\u006C', // LATIN SMALL LETTER L
'\u006D', // LATIN SMALL LETTER M
'\u006E', // LATIN SMALL LETTER N
'\u006F', // LATIN SMALL LETTER O
'\u0070', // LATIN SMALL LETTER P
'\u0071', // LATIN SMALL LETTER Q
'\u0072', // LATIN SMALL LETTER R
'\u0073', // LATIN SMALL LETTER S
'\u0074', // LATIN SMALL LETTER T
'\u0075', // LATIN SMALL LETTER U
'\u0076', // LATIN SMALL LETTER V
'\u0077', // LATIN SMALL LETTER W
'\u0078', // LATIN SMALL LETTER X
'\u0079', // LATIN SMALL LETTER Y
'\u007A', // LATIN SMALL LETTER Z
'\u00E4', // LATIN SMALL LETTER A WITH DIAERESIS
'\u00F6', // LATIN SMALL LETTER O WITH DIAERESIS
'\u00F1', // LATIN SMALL LETTER N WITH TILDE
'\u00FC', // LATIN SMALL LETTER U WITH DIAERESIS
'\u00E0', // LATIN SMALL LETTER A WITH GRAVE
};
// ==================================================
// FIRST OCTET CONSTANTS
// ==================================================
// to add, use the & with MASK to clear bits on original value
// and | this cleared value with constant specified
// TP-MTI xxxxxx00 = SMS-DELIVER
// xxxxxx10 = SMS-STATUS-REPORT
// xxxxxx01 = SMS-SUBMIT
public static final int TP_MTI_MASK = 0xFC;
public static final int TP_MTI_SMS_DELIVER = 0x00;
public static final int TP_MTI_SMS_SUBMIT = 0x01;
public static final int TP_MTI_SMS_STATUS_REPORT = 0x02;
// TP-RD xxxxx0xx = accept duplicate messages
// xxxxx1xx = reject duplicate messages
// for SMS-SUBMIT only
public static final int TP_RD_MASK = 0xFB;
public static final int TP_RD_ACCEPT_DUPLICATES = 0x00;
public static final int TP_RD_REJECT_DUPLICATES = 0x04;
// TP-MMS xxxxx0xx = more messages for the MS
// xxxxx1xx = no more messages for the MS
// for SMS-DELIVER and SMS-STATUS-REPORT only
public static final int TP_MMS_MASK = 0xFB;
public static final int TP_MMS_NO_MESSAGES = 0x00;
public static final int TP_MMS_MORE_MESSAGES = 0x04;
// TP-VPF xxx00xxx = no validity period
// xxx10xxx = validity period integer-representation
// xxx11xxx = validity period timestamp-representation
public static final int TP_VPF_MASK = 0xE7;
public static final int TP_VPF_NONE = 0x00;
public static final int TP_VPF_INTEGER = 0x10;
public static final int TP_VPF_TIMESTAMP = 0x18;
// TP-SRI xx0xxxxx = no status report to SME (for SMS-DELIVER only)
// xx1xxxxx = status report to SME
public static final int TP_SRI_MASK = 0xDF;
public static final int TP_SRI_NO_REPORT = 0x00;
public static final int TP_SRI_REPORT = 0x20;
// TP-SRR xx0xxxxx = no status report (for SMS-SUBMIT only)
// xx1xxxxx = status report
public static final int TP_SRR_MASK = 0xDF;
public static final int TP_SRR_NO_REPORT = 0x00;
public static final int TP_SRR_REPORT = 0x20;
// TP-UDHI x0xxxxxx = no UDH
// x1xxxxxx = UDH present
public static final int TP_UDHI_MASK = 0xBF;
public static final int TP_UDHI_NO_UDH = 0x00;
public static final int TP_UDHI_WITH_UDH = 0x40;
// ==================================================
// ADDRESS-TYPE CONSTANTS
// ==================================================
// some typical ones used for sending, though receiving may get other types
// usually 1 001 0001 (0x91) international format
// 1 000 0001 (0x81) (unknown) short number (e.g. access codes)
// 1 101 0000 (0xD0) alphanumeric (e.g. access code names like PasaLoad)
public static final int ADDRESS_NUMBER_PLAN_ID_MASK = 0x0F;
public static final int ADDRESS_NUMBER_PLAN_ID_UNKNOWN = 0x00;
public static final int ADDRESS_NUMBER_PLAN_ID_TELEPHONE = 0x01;
public static final int ADDRESS_TYPE_MASK = 0x70;
public static final int ADDRESS_TYPE_UNKNOWN = 0x00;
public static final int ADDRESS_TYPE_INTERNATIONAL = 0x10;
public static final int ADDRESS_TYPE_ALPHANUMERIC = 0x50;
public static int getAddressTypeFor(String address)
{
boolean international = false;
// strip any + to simplify checks
// but presence of + automatically assumes an
// international style address
if (address.startsWith("+"))
{
international = true;
address = address.substring(1);
}
for (int i = 0; i < address.length(); i++)
{
if (!Character.isDigit(address.charAt(i)))
{
// check if alphanumeric
return createAddressType(ADDRESS_TYPE_ALPHANUMERIC);
}
}
// check if 12 digits or plus is used
// 12 digits is the max length and anything number
// with this length is already international format
// if the length is less, the presence of the plus
// will determine international format or not
if ((address.length() == 12) || (international))
{
return createAddressType(ADDRESS_TYPE_INTERNATIONAL | ADDRESS_NUMBER_PLAN_ID_TELEPHONE);
}
else
{
return createAddressType(ADDRESS_TYPE_UNKNOWN | ADDRESS_NUMBER_PLAN_ID_TELEPHONE);
}
}
public static int extractAddressType(int addressType)
{
return addressType & ADDRESS_TYPE_MASK;
}
public static int extractNumberPlan(int addressType)
{
return addressType & ADDRESS_NUMBER_PLAN_ID_MASK;
}
public static int createAddressType(int addressType)
{
// last bit is always set
return 0x80 | addressType;
}
// ==================================================
// DCS ENCODING CONSTANTS
// ==================================================
public static final int DCS_CODING_GROUP_MASK = 0x0F;
public static final int DCS_CODING_GROUP_DATA = 0xF0;
public static final int DCS_CODING_GROUP_GENERAL = 0xC0;
public static final int DCS_ENCODING_MASK = 0xF3;
public static final int DCS_ENCODING_7BIT = 0x00;
public static final int DCS_ENCODING_8BIT = 0x04;
public static final int DCS_ENCODING_UCS2 = 0x08;
public static final int DCS_MESSAGE_CLASS_MASK = 0xEC;
public static final int DCS_MESSAGE_CLASS_FLASH = 0x10;
public static int extractDcsEncoding(int dataCodingScheme)
{
return dataCodingScheme & ~PduUtils.DCS_ENCODING_MASK;
}
public static int extractDcsFlash(int dataCodingScheme)
{
// this is only useful if DCS != 0
return dataCodingScheme & ~DCS_MESSAGE_CLASS_MASK;
}
public static int extractDcsCodingGroup(int dataCodingScheme)
{
return dataCodingScheme & ~DCS_CODING_GROUP_MASK;
}
// ==================================================
// ENCODING/DECODING utility methods
// ==================================================
private static Integer getTpField(Pdu pdu, String fieldName)
{
try
{
Method m = pdu.getClass().getMethod("get" + fieldName);
return (Integer) m.invoke(pdu);
}
catch (Exception e)
{
}
return null;
}
private static Boolean hasTpField(Pdu pdu, String fieldName)
{
try
{
Method m = pdu.getClass().getMethod("has" + fieldName);
return (Boolean) m.invoke(pdu);
}
catch (Exception e)
{
}
return null;
}
public static String decodeFirstOctet(Pdu pdu)
{
// Use reflection to check for method signatures hasTpXXX() and getTpXXX()
// that are specific to a particular type in actual object
StringBuffer sb = new StringBuffer();
sb.append("First Octet: " + PduUtils.byteToPdu(pdu.getFirstOctet()));
sb.append(" [");
// TP-MTI
switch (pdu.getTpMti())
{
case PduUtils.TP_MTI_SMS_DELIVER:
sb.append("TP-MTI: (SMS-DELIVER)");
break;
case PduUtils.TP_MTI_SMS_STATUS_REPORT:
sb.append("TP-MTI: (SMS-STATUS REPORT)");
break;
case PduUtils.TP_MTI_SMS_SUBMIT:
sb.append("TP-MTI: (SMS-SUBMIT)");
break;
default:
throw new RuntimeException("Invalid message type");
}
// TP-MMS
if (hasTpField(pdu, "TpMms") != null)
{
if (hasTpField(pdu, "TpMms"))
{
sb.append(", TP-MMS: (Has more messages)");
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