Merge "Preprocessing Teleservice Id 0xFDEA SMS WAP" (597234f1) · Commits · e / os / android_frameworks_base

telephony/java/com/android/internal/telephony/cdma/SmsMessage.java

+83 −0

Original line number	Diff line number	Diff line
		@@ -677,6 +677,89 @@ public class SmsMessage extends SmsMessageBase {
		parseSms();
		}

		/**
		* Pre-processes an SMS WAP for Teleservice Id 0xFDEA(65002).
		*
		* It requires an additional header parsing to extract new Message Identifier and new User Data
		* from WDP SMS User Data.
		*
		* - WDP SMS User Data Subparameter =
		* \|User Data SUBPARAMETER_ID ~ NUM_FIELDS\| + \|CHARi\| + \|RESERVED\|
		*
		* - WDP SMS User Data Subparameter CHARi =
		* \|New Message Identifier Subparameter(HEADER_IND = 0)\| +
		* \|New User Data Subparameter(MSG_ENCODING = ENCODING_OCTET)\|
		*
		* @return true if preprocessing is successful, false otherwise.
		*/
		public boolean preprocessCdmaFdeaWap() {
		try {
		BitwiseInputStream inStream = new BitwiseInputStream(mUserData);

		// Message Identifier SUBPARAMETER_ID(0x00)
		if (inStream.read(8) != 0x00) {
		Rlog.e(LOG_TAG, "Invalid FDEA WDP Header Message Identifier SUBPARAMETER_ID");
		return false;
		}

		// Message Identifier SUBPARAM_LEN(0x03)
		if (inStream.read(8) != 0x03) {
		Rlog.e(LOG_TAG, "Invalid FDEA WDP Header Message Identifier SUBPARAM_LEN");
		return false;
		}

		// Message Identifier MESSAGE_TYPE
		mBearerData.messageType = inStream.read(4);

		// Message Identifier MESSAGE_ID
		int msgId = inStream.read(8) << 8;
		msgId \|= inStream.read(8);
		mBearerData.messageId = msgId;
		mMessageRef = msgId;

		// Message Identifier HEADER_IND
		mBearerData.hasUserDataHeader = (inStream.read(1) == 1);
		if (mBearerData.hasUserDataHeader) {
		Rlog.e(LOG_TAG, "Invalid FDEA WDP Header Message Identifier HEADER_IND");
		return false;
		}

		// Message Identifier RESERVED
		inStream.skip(3);

		// User Data SUBPARAMETER_ID(0x01)
		if (inStream.read(8) != 0x01) {
		Rlog.e(LOG_TAG, "Invalid FDEA WDP Header User Data SUBPARAMETER_ID");
		return false;
		}

		// User Data SUBPARAM_LEN
		int userDataLen = inStream.read(8) * 8;

		// User Data MSG_ENCODING
		mBearerData.userData.msgEncoding = inStream.read(5);
		int consumedBits = 5;
		if (mBearerData.userData.msgEncoding != UserData.ENCODING_OCTET) {
		Rlog.e(LOG_TAG, "Invalid FDEA WDP Header User Data MSG_ENCODING");
		return false;
		}

		// User Data NUM_FIELDS
		mBearerData.userData.numFields = inStream.read(8);
		consumedBits += 8;

		int remainingBits = userDataLen - consumedBits;
		int dataBits = mBearerData.userData.numFields * 8;
		dataBits = dataBits < remainingBits ? dataBits : remainingBits;
		mBearerData.userData.payload = inStream.readByteArray(dataBits);
		mUserData = mBearerData.userData.payload;
		return true;
		} catch (BitwiseInputStream.AccessException ex) {
		Rlog.e(LOG_TAG, "Fail to preprocess FDEA WAP: " + ex);
		}
		return false;
		}

		/**
		* Parses a SMS message from its BearerData stream.
		*/

telephony/java/com/android/internal/telephony/cdma/sms/SmsEnvelope.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,9 @@ public final class SmsEnvelope {
		static public final int TELESERVICE_WEMT = 0x1005;
		static public final int TELESERVICE_SCPT = 0x1006;

		/** Carriers specific Teleservice IDs. */
		public static final int TELESERVICE_FDEA_WAP = 0xFDEA; // 65002

		/**
		* The following are defined as extensions to the standard teleservices
		*/