Adding support for parsing of SMS-CB pdus in UMTS format.

This enables RIL to dispatch pdus in both GSM or UMTS format.
The RAT that was used will be transparent to clients.

Change-Id: I57c53ec79496d274e18b3fee196551af97c0857d

3 files changed, 512 insertions, 28 deletions

diff --git a/telephony/java/android/telephony/SmsCbMessage.java b/telephony/java/android/telephony/SmsCbMessage.java
index 3543275..5608402 100644
--- a/telephony/java/android/telephony/SmsCbMessage.java
+++ b/telephony/java/android/telephony/SmsCbMessage.java
@@ -16,6 +16,8 @@
 
 package android.telephony;
 
+import android.util.Log;
+
 import com.android.internal.telephony.GsmAlphabet;
 import com.android.internal.telephony.gsm.SmsCbHeader;
 
@@ -58,10 +60,13 @@ public class SmsCbMessage {
         try {
             return new SmsCbMessage(pdu);
         } catch (IllegalArgumentException e) {
+            Log.w(LOG_TAG, "Failed parsing SMS-CB pdu", e);
             return null;
         }
     }
 
+    private static final String LOG_TAG = "SMSCB";
+
     /**
      * Languages in the 0000xxxx DCS group as defined in 3GPP TS 23.038, section 5.
      */
@@ -80,6 +85,8 @@ public class SmsCbMessage {
 
     private static final char CARRIAGE_RETURN = 0x0d;
 
+    private static final int PDU_BODY_PAGE_LENGTH = 82;
+
     private SmsCbHeader mHeader;
 
     private String mLanguage;
@@ -149,6 +156,13 @@ public class SmsCbMessage {
         return mHeader.updateNumber;
     }
 
+    /**
+     * Parse and unpack the body text according to the encoding in the DCS.
+     * After completing successfully this method will have assigned the body
+     * text into mBody, and optionally the language code into mLanguage
+     *
+     * @param pdu The pdu
+     */
     private void parseBody(byte[] pdu) {
         int encoding;
         boolean hasLanguageIndicator = false;
@@ -221,28 +235,81 @@ public class SmsCbMessage {
                 break;
         }
 
+        if (mHeader.format == SmsCbHeader.FORMAT_UMTS) {
+            // Payload may contain multiple pages
+            int nrPages = pdu[SmsCbHeader.PDU_HEADER_LENGTH];
+
+            if (pdu.length < SmsCbHeader.PDU_HEADER_LENGTH + 1 + (PDU_BODY_PAGE_LENGTH + 1)
+                    * nrPages) {
+                throw new IllegalArgumentException("Pdu length " + pdu.length + " does not match "
+                        + nrPages + " pages");
+            }
+
+            StringBuilder sb = new StringBuilder();
+
+            for (int i = 0; i < nrPages; i++) {
+                // Each page is 82 bytes followed by a length octet indicating
+                // the number of useful octets within those 82
+                int offset = SmsCbHeader.PDU_HEADER_LENGTH + 1 + (PDU_BODY_PAGE_LENGTH + 1) * i;
+                int length = pdu[offset + PDU_BODY_PAGE_LENGTH];
+
+                if (length > PDU_BODY_PAGE_LENGTH) {
+                    throw new IllegalArgumentException("Page length " + length
+                            + " exceeds maximum value " + PDU_BODY_PAGE_LENGTH);
+                }
+
+                sb.append(unpackBody(pdu, encoding, offset, length, hasLanguageIndicator));
+            }
+            mBody = sb.toString();
+        } else {
+            // Payload is one single page
+            int offset = SmsCbHeader.PDU_HEADER_LENGTH;
+            int length = pdu.length - offset;
+
+            mBody = unpackBody(pdu, encoding, offset, length, hasLanguageIndicator);
+        }
+    }
+
+    /**
+     * Unpack body text from the pdu using the given encoding, position and
+     * length within the pdu
+     *
+     * @param pdu The pdu
+     * @param encoding The encoding, as derived from the DCS
+     * @param offset Position of the first byte to unpack
+     * @param length Number of bytes to unpack
+     * @param hasLanguageIndicator true if the body text is preceded by a
+     *            language indicator. If so, this method will as a side-effect
+     *            assign the extracted language code into mLanguage
+     * @return Body text
+     */
+    private String unpackBody(byte[] pdu, int encoding, int offset, int length,
+            boolean hasLanguageIndicator) {
+        String body = null;
+
         switch (encoding) {
             case SmsMessage.ENCODING_7BIT:
-                mBody = GsmAlphabet.gsm7BitPackedToString(pdu, SmsCbHeader.PDU_HEADER_LENGTH,
-                        (pdu.length - SmsCbHeader.PDU_HEADER_LENGTH) * 8 / 7);
+                body = GsmAlphabet.gsm7BitPackedToString(pdu, offset, length * 8 / 7);
 
-                if (hasLanguageIndicator && mBody != null && mBody.length() > 2) {
-                    mLanguage = mBody.substring(0, 2);
-                    mBody = mBody.substring(3);
+                if (hasLanguageIndicator && body != null && body.length() > 2) {
+                    // Language is two GSM characters followed by a CR.
+                    // The actual body text is offset by 3 characters.
+                    mLanguage = body.substring(0, 2);
+                    body = body.substring(3);
                 }
                 break;
 
             case SmsMessage.ENCODING_16BIT:
-                int offset = SmsCbHeader.PDU_HEADER_LENGTH;
-
-                if (hasLanguageIndicator && pdu.length >= SmsCbHeader.PDU_HEADER_LENGTH + 2) {
-                    mLanguage = GsmAlphabet.gsm7BitPackedToString(pdu,
-                            SmsCbHeader.PDU_HEADER_LENGTH, 2);
+                if (hasLanguageIndicator && pdu.length >= offset + 2) {
+                    // Language is two GSM characters.
+                    // The actual body text is offset by 2 bytes.
+                    mLanguage = GsmAlphabet.gsm7BitPackedToString(pdu, offset, 2);
                     offset += 2;
+                    length -= 2;
                 }
 
                 try {
-                    mBody = new String(pdu, offset, (pdu.length & 0xfffe) - offset, "utf-16");
+                    body = new String(pdu, offset, (length & 0xfffe), "utf-16");
                 } catch (UnsupportedEncodingException e) {
                     // Eeeek
                 }
@@ -252,16 +319,18 @@ public class SmsCbMessage {
                 break;
         }
 
-        if (mBody != null) {
+        if (body != null) {
             // Remove trailing carriage return
-            for (int i = mBody.length() - 1; i >= 0; i--) {
-                if (mBody.charAt(i) != CARRIAGE_RETURN) {
-                    mBody = mBody.substring(0, i + 1);
+            for (int i = body.length() - 1; i >= 0; i--) {
+                if (body.charAt(i) != CARRIAGE_RETURN) {
+                    body = body.substring(0, i + 1);
                     break;
                 }
             }
         } else {
-            mBody = "";
+            body = "";
         }
+
+        return body;
     }
 }
diff --git a/telephony/java/com/android/internal/telephony/gsm/SmsCbHeader.java b/telephony/java/com/android/internal/telephony/gsm/SmsCbHeader.java
index 5f27cfc..0945a38 100644
--- a/telephony/java/com/android/internal/telephony/gsm/SmsCbHeader.java
+++ b/telephony/java/com/android/internal/telephony/gsm/SmsCbHeader.java
@@ -17,8 +17,31 @@
 package com.android.internal.telephony.gsm;
 
 public class SmsCbHeader {
+    /**
+     * Length of SMS-CB header
+     */
     public static final int PDU_HEADER_LENGTH = 6;
 
+    /**
+     * GSM pdu format, as defined in 3gpp TS 23.041, section 9.4.1
+     */
+    public static final int FORMAT_GSM = 1;
+
+    /**
+     * UMTS pdu format, as defined in 3gpp TS 23.041, section 9.4.2
+     */
+    public static final int FORMAT_UMTS = 2;
+
+    /**
+     * Message type value as defined in 3gpp TS 25.324, section 11.1.
+     */
+    private static final int MESSAGE_TYPE_CBS_MESSAGE = 1;
+
+    /**
+     * Length of GSM pdus
+     */
+    private static final int PDU_LENGTH_GSM = 88;
+
     public final int geographicalScope;
 
     public final int messageCode;
@@ -33,27 +56,55 @@ public class SmsCbHeader {
 
     public final int nrOfPages;
 
+    public final int format;
+
     public SmsCbHeader(byte[] pdu) throws IllegalArgumentException {
         if (pdu == null || pdu.length < PDU_HEADER_LENGTH) {
             throw new IllegalArgumentException("Illegal PDU");
         }
 
-        geographicalScope = (pdu[0] & 0xc0) >> 6;
-        messageCode = ((pdu[0] & 0x3f) << 4) | ((pdu[1] & 0xf0) >> 4);
-        updateNumber = pdu[1] & 0x0f;
-        messageIdentifier = (pdu[2] << 8) | pdu[3];
-        dataCodingScheme = pdu[4];
+        if (pdu.length <= PDU_LENGTH_GSM) {
+            // GSM pdus are no more than 88 bytes
+            format = FORMAT_GSM;
+            geographicalScope = (pdu[0] & 0xc0) >> 6;
+            messageCode = ((pdu[0] & 0x3f) << 4) | ((pdu[1] & 0xf0) >> 4);
+            updateNumber = pdu[1] & 0x0f;
+            messageIdentifier = ((pdu[2] & 0xff) << 8) | (pdu[3] & 0xff);
+            dataCodingScheme = pdu[4] & 0xff;
+
+            // Check for invalid page parameter
+            int pageIndex = (pdu[5] & 0xf0) >> 4;
+            int nrOfPages = pdu[5] & 0x0f;
 
-        // Check for invalid page parameter
-        int pageIndex = (pdu[5] & 0xf0) >> 4;
-        int nrOfPages = pdu[5] & 0x0f;
+            if (pageIndex == 0 || nrOfPages == 0 || pageIndex > nrOfPages) {
+                pageIndex = 1;
+                nrOfPages = 1;
+            }
 
-        if (pageIndex == 0 || nrOfPages == 0 || pageIndex > nrOfPages) {
+            this.pageIndex = pageIndex;
+            this.nrOfPages = nrOfPages;
+        } else {
+            // UMTS pdus are always at least 90 bytes since the payload includes
+            // a number-of-pages octet and also one length octet per page
+            format = FORMAT_UMTS;
+
+            int messageType = pdu[0];
+
+            if (messageType != MESSAGE_TYPE_CBS_MESSAGE) {
+                throw new IllegalArgumentException("Unsupported message type " + messageType);
+            }
+
+            messageIdentifier = ((pdu[1] & 0xff) << 8) | pdu[2] & 0xff;
+            geographicalScope = (pdu[3] & 0xc0) >> 6;
+            messageCode = ((pdu[3] & 0x3f) << 4) | ((pdu[4] & 0xf0) >> 4);
+            updateNumber = pdu[4] & 0x0f;
+            dataCodingScheme = pdu[5] & 0xff;
+
+            // We will always consider a UMTS message as having one single page
+            // since there's only one instance of the header, even though the
+            // actual payload may contain several pages.
             pageIndex = 1;
             nrOfPages = 1;
         }
-
-        this.pageIndex = pageIndex;
-        this.nrOfPages = nrOfPages;
     }
 }
diff --git a/telephony/tests/telephonytests/src/com/android/internal/telephony/GsmSmsCbTest.java b/telephony/tests/telephonytests/src/com/android/internal/telephony/GsmSmsCbTest.java
index 7136ea0..b131a01 100644
--- a/telephony/tests/telephonytests/src/com/android/internal/telephony/GsmSmsCbTest.java
+++ b/telephony/tests/telephonytests/src/com/android/internal/telephony/GsmSmsCbTest.java
@@ -69,6 +69,36 @@ public class GsmSmsCbTest extends AndroidTestCase {
         doTestGeographicalScopeValue(pdu, (byte)0xC0, SmsCbMessage.GEOGRAPHICAL_SCOPE_CELL_WIDE);
     }
 
+    public void testGetGeographicalScopeUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x40,
+
+                (byte)0x01,
+
+                (byte)0x41, (byte)0xD0, (byte)0x71, (byte)0xDA, (byte)0x04, (byte)0x91,
+                (byte)0xCB, (byte)0xE6, (byte)0x70, (byte)0x9D, (byte)0x4D, (byte)0x07,
+                (byte)0x85, (byte)0xD9, (byte)0x70, (byte)0x74, (byte)0x58, (byte)0x5C,
+                (byte)0xA6, (byte)0x83, (byte)0xDA, (byte)0xE5, (byte)0xF9, (byte)0x3C,
+                (byte)0x7C, (byte)0x2E, (byte)0x83, (byte)0xEE, (byte)0x69, (byte)0x3A,
+                (byte)0x1A, (byte)0x34, (byte)0x0E, (byte)0xCB, (byte)0xE5, (byte)0xE9,
+                (byte)0xF0, (byte)0xB9, (byte)0x0C, (byte)0x92, (byte)0x97, (byte)0xE9,
+                (byte)0x75, (byte)0xB9, (byte)0x1B, (byte)0x04, (byte)0x0F, (byte)0x93,
+                (byte)0xC9, (byte)0x69, (byte)0xF7, (byte)0xB9, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x34
+        };
+
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected geographical scope decoded",
+                SmsCbMessage.GEOGRAPHICAL_SCOPE_CELL_WIDE, msg.getGeographicalScope());
+    }
+
     public void testGetMessageBody7Bit() {
         byte[] pdu = {
                 (byte)0xC0, (byte)0x00, (byte)0x00, (byte)0x32, (byte)0x40, (byte)0x11, (byte)0x41,
@@ -92,6 +122,83 @@ public class GsmSmsCbTest extends AndroidTestCase {
                 msg.getMessageBody());
     }
 
+    public void testGetMessageBody7BitUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x40,
+
+                (byte)0x01,
+
+                (byte)0x41, (byte)0xD0, (byte)0x71, (byte)0xDA, (byte)0x04, (byte)0x91,
+                (byte)0xCB, (byte)0xE6, (byte)0x70, (byte)0x9D, (byte)0x4D, (byte)0x07,
+                (byte)0x85, (byte)0xD9, (byte)0x70, (byte)0x74, (byte)0x58, (byte)0x5C,
+                (byte)0xA6, (byte)0x83, (byte)0xDA, (byte)0xE5, (byte)0xF9, (byte)0x3C,
+                (byte)0x7C, (byte)0x2E, (byte)0x83, (byte)0xEE, (byte)0x69, (byte)0x3A,
+                (byte)0x1A, (byte)0x34, (byte)0x0E, (byte)0xCB, (byte)0xE5, (byte)0xE9,
+                (byte)0xF0, (byte)0xB9, (byte)0x0C, (byte)0x92, (byte)0x97, (byte)0xE9,
+                (byte)0x75, (byte)0xB9, (byte)0x1B, (byte)0x04, (byte)0x0F, (byte)0x93,
+                (byte)0xC9, (byte)0x69, (byte)0xF7, (byte)0xB9, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x34
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected 7-bit string decoded",
+                "A GSM default alphabet message with carriage return padding",
+                msg.getMessageBody());
+    }
+
+    public void testGetMessageBody7BitMultipageUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x01, (byte)0xC0, (byte)0x00, (byte)0x40,
+
+                (byte)0x02,
+
+                (byte)0xC6, (byte)0xB4, (byte)0x7C, (byte)0x4E, (byte)0x07, (byte)0xC1,
+                (byte)0xC3, (byte)0xE7, (byte)0xF2, (byte)0xAA, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A,
+                (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34,
+                (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x0A,
+
+                (byte)0xD3, (byte)0xF2, (byte)0xF8, (byte)0xED, (byte)0x26, (byte)0x83,
+                (byte)0xE0, (byte)0xE1, (byte)0x73, (byte)0xB9, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A,
+                (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34,
+                (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x0A
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected multipage 7-bit string decoded",
+                "First page+Second page",
+                msg.getMessageBody());
+    }
+
     public void testGetMessageBody7BitFull() {
         byte[] pdu = {
                 (byte)0xC0, (byte)0x00, (byte)0x00, (byte)0x32, (byte)0x40, (byte)0x11, (byte)0x41,
@@ -117,6 +224,38 @@ public class GsmSmsCbTest extends AndroidTestCase {
                 msg.getMessageBody());
     }
 
+    public void testGetMessageBody7BitFullUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x40,
+
+                (byte)0x01,
+
+                (byte)0x41, (byte)0xD0, (byte)0x71, (byte)0xDA, (byte)0x04, (byte)0x91,
+                (byte)0xCB, (byte)0xE6, (byte)0x70, (byte)0x9D, (byte)0x4D, (byte)0x07,
+                (byte)0x85, (byte)0xD9, (byte)0x70, (byte)0x74, (byte)0x58, (byte)0x5C,
+                (byte)0xA6, (byte)0x83, (byte)0xDA, (byte)0xE5, (byte)0xF9, (byte)0x3C,
+                (byte)0x7C, (byte)0x2E, (byte)0x83, (byte)0xC4, (byte)0xE5, (byte)0xB4,
+                (byte)0xFB, (byte)0x0C, (byte)0x2A, (byte)0xE3, (byte)0xC3, (byte)0x63,
+                (byte)0x3A, (byte)0x3B, (byte)0x0F, (byte)0xCA, (byte)0xCD, (byte)0x40,
+                (byte)0x63, (byte)0x74, (byte)0x58, (byte)0x1E, (byte)0x1E, (byte)0xD3,
+                (byte)0xCB, (byte)0xF2, (byte)0x39, (byte)0x88, (byte)0xFD, (byte)0x76,
+                (byte)0x9F, (byte)0x59, (byte)0xA0, (byte)0x76, (byte)0x39, (byte)0xEC,
+                (byte)0x4E, (byte)0xBB, (byte)0xCF, (byte)0x20, (byte)0x3A, (byte)0xBA,
+                (byte)0x2C, (byte)0x2F, (byte)0x83, (byte)0xD2, (byte)0x73, (byte)0x90,
+                (byte)0xFB, (byte)0x0D, (byte)0x82, (byte)0x87, (byte)0xC9, (byte)0xE4,
+                (byte)0xB4, (byte)0xFB, (byte)0x1C, (byte)0x02,
+
+                (byte)0x52
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals(
+                "Unexpected 7-bit string decoded",
+                "A GSM default alphabet message being exactly 93 characters long, " +
+                "meaning there is no padding!",
+                msg.getMessageBody());
+    }
+
     public void testGetMessageBody7BitWithLanguage() {
         byte[] pdu = {
                 (byte)0xC0, (byte)0x00, (byte)0x00, (byte)0x32, (byte)0x04, (byte)0x11, (byte)0x41,
@@ -167,6 +306,38 @@ public class GsmSmsCbTest extends AndroidTestCase {
         assertEquals("Unexpected language indicator decoded", "sv", msg.getLanguageCode());
     }
 
+    public void testGetMessageBody7BitWithLanguageInBodyUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x10,
+
+                (byte)0x01,
+
+                (byte)0x73, (byte)0x7B, (byte)0x23, (byte)0x08, (byte)0x3A, (byte)0x4E,
+                (byte)0x9B, (byte)0x20, (byte)0x72, (byte)0xD9, (byte)0x1C, (byte)0xAE,
+                (byte)0xB3, (byte)0xE9, (byte)0xA0, (byte)0x30, (byte)0x1B, (byte)0x8E,
+                (byte)0x0E, (byte)0x8B, (byte)0xCB, (byte)0x74, (byte)0x50, (byte)0xBB,
+                (byte)0x3C, (byte)0x9F, (byte)0x87, (byte)0xCF, (byte)0x65, (byte)0xD0,
+                (byte)0x3D, (byte)0x4D, (byte)0x47, (byte)0x83, (byte)0xC6, (byte)0x61,
+                (byte)0xB9, (byte)0x3C, (byte)0x1D, (byte)0x3E, (byte)0x97, (byte)0x41,
+                (byte)0xF2, (byte)0x32, (byte)0xBD, (byte)0x2E, (byte)0x77, (byte)0x83,
+                (byte)0xE0, (byte)0x61, (byte)0x32, (byte)0x39, (byte)0xED, (byte)0x3E,
+                (byte)0x37, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x37
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected 7-bit string decoded",
+                "A GSM default alphabet message with carriage return padding",
+                msg.getMessageBody());
+
+        assertEquals("Unexpected language indicator decoded", "sv", msg.getLanguageCode());
+    }
+
     public void testGetMessageBody8Bit() {
         byte[] pdu = {
                 (byte)0xC0, (byte)0x00, (byte)0x00, (byte)0x32, (byte)0x44, (byte)0x11, (byte)0x41,
@@ -210,6 +381,81 @@ public class GsmSmsCbTest extends AndroidTestCase {
                 "A UCS2 message containing a \u0434 character", msg.getMessageBody());
     }
 
+    public void testGetMessageBodyUcs2Umts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x48,
+
+                (byte)0x01,
+
+                (byte)0x00, (byte)0x41, (byte)0x00, (byte)0x20, (byte)0x00, (byte)0x55,
+                (byte)0x00, (byte)0x43, (byte)0x00, (byte)0x53, (byte)0x00, (byte)0x32,
+                (byte)0x00, (byte)0x20, (byte)0x00, (byte)0x6D, (byte)0x00, (byte)0x65,
+                (byte)0x00, (byte)0x73, (byte)0x00, (byte)0x73, (byte)0x00, (byte)0x61,
+                (byte)0x00, (byte)0x67, (byte)0x00, (byte)0x65, (byte)0x00, (byte)0x20,
+                (byte)0x00, (byte)0x63, (byte)0x00, (byte)0x6F, (byte)0x00, (byte)0x6E,
+                (byte)0x00, (byte)0x74, (byte)0x00, (byte)0x61, (byte)0x00, (byte)0x69,
+                (byte)0x00, (byte)0x6E, (byte)0x00, (byte)0x69, (byte)0x00, (byte)0x6E,
+                (byte)0x00, (byte)0x67, (byte)0x00, (byte)0x20, (byte)0x00, (byte)0x61,
+                (byte)0x00, (byte)0x20, (byte)0x04, (byte)0x34, (byte)0x00, (byte)0x20,
+                (byte)0x00, (byte)0x63, (byte)0x00, (byte)0x68, (byte)0x00, (byte)0x61,
+                (byte)0x00, (byte)0x72, (byte)0x00, (byte)0x61, (byte)0x00, (byte)0x63,
+                (byte)0x00, (byte)0x74, (byte)0x00, (byte)0x65, (byte)0x00, (byte)0x72,
+                (byte)0x00, (byte)0x0D, (byte)0x00, (byte)0x0D,
+
+                (byte)0x4E
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected 7-bit string decoded",
+                "A UCS2 message containing a \u0434 character", msg.getMessageBody());
+    }
+
+    public void testGetMessageBodyUcs2MultipageUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x48,
+
+                (byte)0x02,
+
+                (byte)0x00, (byte)0x41, (byte)0x00, (byte)0x41, (byte)0x00, (byte)0x41,
+                (byte)0x00, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+
+                (byte)0x06,
+
+                (byte)0x00, (byte)0x42, (byte)0x00, (byte)0x42, (byte)0x00, (byte)0x42,
+                (byte)0x00, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+                (byte)0x0D, (byte)0x0D, (byte)0x0D, (byte)0x0D,
+
+                (byte)0x06
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected multipage UCS2 string decoded",
+                "AAABBB", msg.getMessageBody());
+    }
+
     public void testGetMessageBodyUcs2WithLanguageInBody() {
         byte[] pdu = {
                 (byte)0xC0, (byte)0x00, (byte)0x00, (byte)0x32, (byte)0x11, (byte)0x11, (byte)0x78,
@@ -234,6 +480,37 @@ public class GsmSmsCbTest extends AndroidTestCase {
         assertEquals("Unexpected language indicator decoded", "xx", msg.getLanguageCode());
     }
 
+    public void testGetMessageBodyUcs2WithLanguageInBodyUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x00, (byte)0x32, (byte)0xC0, (byte)0x00, (byte)0x11,
+
+                (byte)0x01,
+
+                (byte)0x78, (byte)0x3C, (byte)0x00, (byte)0x41, (byte)0x00, (byte)0x20,
+                (byte)0x00, (byte)0x55, (byte)0x00, (byte)0x43, (byte)0x00, (byte)0x53,
+                (byte)0x00, (byte)0x32, (byte)0x00, (byte)0x20, (byte)0x00, (byte)0x6D,
+                (byte)0x00, (byte)0x65, (byte)0x00, (byte)0x73, (byte)0x00, (byte)0x73,
+                (byte)0x00, (byte)0x61, (byte)0x00, (byte)0x67, (byte)0x00, (byte)0x65,
+                (byte)0x00, (byte)0x20, (byte)0x00, (byte)0x63, (byte)0x00, (byte)0x6F,
+                (byte)0x00, (byte)0x6E, (byte)0x00, (byte)0x74, (byte)0x00, (byte)0x61,
+                (byte)0x00, (byte)0x69, (byte)0x00, (byte)0x6E, (byte)0x00, (byte)0x69,
+                (byte)0x00, (byte)0x6E, (byte)0x00, (byte)0x67, (byte)0x00, (byte)0x20,
+                (byte)0x00, (byte)0x61, (byte)0x00, (byte)0x20, (byte)0x04, (byte)0x34,
+                (byte)0x00, (byte)0x20, (byte)0x00, (byte)0x63, (byte)0x00, (byte)0x68,
+                (byte)0x00, (byte)0x61, (byte)0x00, (byte)0x72, (byte)0x00, (byte)0x61,
+                (byte)0x00, (byte)0x63, (byte)0x00, (byte)0x74, (byte)0x00, (byte)0x65,
+                (byte)0x00, (byte)0x72, (byte)0x00, (byte)0x0D,
+
+                (byte)0x50
+        };
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected 7-bit string decoded",
+                "A UCS2 message containing a \u0434 character", msg.getMessageBody());
+
+        assertEquals("Unexpected language indicator decoded", "xx", msg.getLanguageCode());
+    }
+
     public void testGetMessageIdentifier() {
         byte[] pdu = {
                 (byte)0xC0, (byte)0x00, (byte)0x30, (byte)0x39, (byte)0x40, (byte)0x11, (byte)0x41,
@@ -256,6 +533,35 @@ public class GsmSmsCbTest extends AndroidTestCase {
         assertEquals("Unexpected message identifier decoded", 12345, msg.getMessageIdentifier());
     }
 
+    public void testGetMessageIdentifierUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x30, (byte)0x39, (byte)0x2A, (byte)0xA5, (byte)0x40,
+
+                (byte)0x01,
+
+                (byte)0x41, (byte)0xD0, (byte)0x71, (byte)0xDA, (byte)0x04, (byte)0x91,
+                (byte)0xCB, (byte)0xE6, (byte)0x70, (byte)0x9D, (byte)0x4D, (byte)0x07,
+                (byte)0x85, (byte)0xD9, (byte)0x70, (byte)0x74, (byte)0x58, (byte)0x5C,
+                (byte)0xA6, (byte)0x83, (byte)0xDA, (byte)0xE5, (byte)0xF9, (byte)0x3C,
+                (byte)0x7C, (byte)0x2E, (byte)0x83, (byte)0xEE, (byte)0x69, (byte)0x3A,
+                (byte)0x1A, (byte)0x34, (byte)0x0E, (byte)0xCB, (byte)0xE5, (byte)0xE9,
+                (byte)0xF0, (byte)0xB9, (byte)0x0C, (byte)0x92, (byte)0x97, (byte)0xE9,
+                (byte)0x75, (byte)0xB9, (byte)0x1B, (byte)0x04, (byte)0x0F, (byte)0x93,
+                (byte)0xC9, (byte)0x69, (byte)0xF7, (byte)0xB9, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x34
+        };
+
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected message identifier decoded", 12345, msg.getMessageIdentifier());
+    }
+
     public void testGetMessageCode() {
         byte[] pdu = {
                 (byte)0x2A, (byte)0xA5, (byte)0x30, (byte)0x39, (byte)0x40, (byte)0x11, (byte)0x41,
@@ -278,6 +584,35 @@ public class GsmSmsCbTest extends AndroidTestCase {
         assertEquals("Unexpected message code decoded", 682, msg.getMessageCode());
     }
 
+    public void testGetMessageCodeUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x30, (byte)0x39, (byte)0x2A, (byte)0xA5, (byte)0x40,
+
+                (byte)0x01,
+
+                (byte)0x41, (byte)0xD0, (byte)0x71, (byte)0xDA, (byte)0x04, (byte)0x91,
+                (byte)0xCB, (byte)0xE6, (byte)0x70, (byte)0x9D, (byte)0x4D, (byte)0x07,
+                (byte)0x85, (byte)0xD9, (byte)0x70, (byte)0x74, (byte)0x58, (byte)0x5C,
+                (byte)0xA6, (byte)0x83, (byte)0xDA, (byte)0xE5, (byte)0xF9, (byte)0x3C,
+                (byte)0x7C, (byte)0x2E, (byte)0x83, (byte)0xEE, (byte)0x69, (byte)0x3A,
+                (byte)0x1A, (byte)0x34, (byte)0x0E, (byte)0xCB, (byte)0xE5, (byte)0xE9,
+                (byte)0xF0, (byte)0xB9, (byte)0x0C, (byte)0x92, (byte)0x97, (byte)0xE9,
+                (byte)0x75, (byte)0xB9, (byte)0x1B, (byte)0x04, (byte)0x0F, (byte)0x93,
+                (byte)0xC9, (byte)0x69, (byte)0xF7, (byte)0xB9, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x34
+        };
+
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected message code decoded", 682, msg.getMessageCode());
+    }
+
     public void testGetUpdateNumber() {
         byte[] pdu = {
                 (byte)0x2A, (byte)0xA5, (byte)0x30, (byte)0x39, (byte)0x40, (byte)0x11, (byte)0x41,
@@ -299,4 +634,33 @@ public class GsmSmsCbTest extends AndroidTestCase {
 
         assertEquals("Unexpected update number decoded", 5, msg.getUpdateNumber());
     }
+
+    public void testGetUpdateNumberUmts() {
+        byte[] pdu = {
+                (byte)0x01, (byte)0x30, (byte)0x39, (byte)0x2A, (byte)0xA5, (byte)0x40,
+
+                (byte)0x01,
+
+                (byte)0x41, (byte)0xD0, (byte)0x71, (byte)0xDA, (byte)0x04, (byte)0x91,
+                (byte)0xCB, (byte)0xE6, (byte)0x70, (byte)0x9D, (byte)0x4D, (byte)0x07,
+                (byte)0x85, (byte)0xD9, (byte)0x70, (byte)0x74, (byte)0x58, (byte)0x5C,
+                (byte)0xA6, (byte)0x83, (byte)0xDA, (byte)0xE5, (byte)0xF9, (byte)0x3C,
+                (byte)0x7C, (byte)0x2E, (byte)0x83, (byte)0xEE, (byte)0x69, (byte)0x3A,
+                (byte)0x1A, (byte)0x34, (byte)0x0E, (byte)0xCB, (byte)0xE5, (byte)0xE9,
+                (byte)0xF0, (byte)0xB9, (byte)0x0C, (byte)0x92, (byte)0x97, (byte)0xE9,
+                (byte)0x75, (byte)0xB9, (byte)0x1B, (byte)0x04, (byte)0x0F, (byte)0x93,
+                (byte)0xC9, (byte)0x69, (byte)0xF7, (byte)0xB9, (byte)0xD1, (byte)0x68,
+                (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3, (byte)0xD1,
+                (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46, (byte)0xA3,
+                (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D, (byte)0x46,
+                (byte)0xA3, (byte)0xD1, (byte)0x68, (byte)0x34, (byte)0x1A, (byte)0x8D,
+                (byte)0x46, (byte)0xA3, (byte)0xD1, (byte)0x00,
+
+                (byte)0x34
+        };
+
+        SmsCbMessage msg = SmsCbMessage.createFromPdu(pdu);
+
+        assertEquals("Unexpected update number decoded", 5, msg.getUpdateNumber());
+    }
 }