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/*
* Mobius Software LTD
* Copyright 2019, Mobius Software LTD and individual contributors
* by the @authors tag.
*
* This program is free software: you can redistribute it and/or modify
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see
*/
package org.restcomm.protocols.ss7.map.smstpdu;
import java.nio.charset.Charset;
import org.restcomm.protocols.ss7.commonapp.api.smstpdu.AbsoluteTimeStamp;
import org.restcomm.protocols.ss7.commonapp.smstpu.AbsoluteTimeStampImpl;
import org.restcomm.protocols.ss7.map.api.MAPException;
import org.restcomm.protocols.ss7.map.api.smstpdu.AddressField;
import org.restcomm.protocols.ss7.map.api.smstpdu.DataCodingScheme;
import org.restcomm.protocols.ss7.map.api.smstpdu.ParameterIndicator;
import org.restcomm.protocols.ss7.map.api.smstpdu.ProtocolIdentifier;
import org.restcomm.protocols.ss7.map.api.smstpdu.SmsStatusReportTpdu;
import org.restcomm.protocols.ss7.map.api.smstpdu.SmsTpduType;
import org.restcomm.protocols.ss7.map.api.smstpdu.Status;
import org.restcomm.protocols.ss7.map.api.smstpdu.StatusReportQualifier;
import org.restcomm.protocols.ss7.map.api.smstpdu.UserData;
import com.mobius.software.telco.protocols.ss7.asn.exceptions.ASNParsingException;
import io.netty.buffer.ByteBuf;
/**
*
* @author sergey vetyutnev
* @author yulianoifa
*
*/
public class SmsStatusReportTpduImpl extends SmsTpduImpl implements SmsStatusReportTpdu {
private boolean userDataHeaderIndicator;
private boolean moreMessagesToSend;
private boolean forwardedOrSpawned;
private StatusReportQualifier statusReportQualifier;
private int messageReference;
private AddressField recipientAddress;
private AbsoluteTimeStamp serviceCentreTimeStamp;
private AbsoluteTimeStamp dischargeTime;
private Status status;
private ParameterIndicator parameterIndicator;
private ProtocolIdentifier protocolIdentifier;
private DataCodingScheme dataCodingScheme;
private int userDataLength;
private UserData userData;
private SmsStatusReportTpduImpl() {
this.tpduType = SmsTpduType.SMS_STATUS_REPORT;
this.mobileOriginatedMessage = false;
}
public SmsStatusReportTpduImpl(boolean moreMessagesToSend, boolean forwardedOrSpawned,
StatusReportQualifier statusReportQualifier, int messageReference, AddressField recipientAddress,
AbsoluteTimeStamp serviceCentreTimeStamp, AbsoluteTimeStamp dischargeTime, Status status,
ProtocolIdentifier protocolIdentifier, UserData userData) {
this();
this.moreMessagesToSend = moreMessagesToSend;
this.forwardedOrSpawned = forwardedOrSpawned;
this.statusReportQualifier = statusReportQualifier;
this.messageReference = messageReference;
this.recipientAddress = recipientAddress;
this.serviceCentreTimeStamp = serviceCentreTimeStamp;
this.dischargeTime = dischargeTime;
this.status = status;
this.protocolIdentifier = protocolIdentifier;
this.userData = userData;
}
public SmsStatusReportTpduImpl(ByteBuf stm, Charset gsm8Charset) throws MAPException {
this();
if (stm == null)
throw new MAPException("Error creating a new SmsStatusReport instance: data is empty");
if (stm.readableBytes() < 1)
throw new MAPException("Error creating a new SmsStatusReport instance: data length is equal zero");
int bt = stm.readByte() & 0x0FF;
if ((bt & _MASK_TP_UDHI) != 0)
this.userDataHeaderIndicator = true;
if ((bt & _MASK_TP_MMS) == 0)
this.moreMessagesToSend = true;
if ((bt & _MASK_TP_LP) != 0)
this.forwardedOrSpawned = true;
int code = (bt & _MASK_TP_SRQ) >> 5;
this.statusReportQualifier = StatusReportQualifier.getInstance(code);
this.messageReference = stm.readByte() & 0x0FF;
if (this.messageReference == -1)
throw new MAPException("Error creating a new SmsStatusReport instance: messageReference field has not been found");
this.recipientAddress = AddressFieldImpl.createMessage(stm);
try {
this.serviceCentreTimeStamp = AbsoluteTimeStampImpl.createMessage(stm);
this.dischargeTime = AbsoluteTimeStampImpl.createMessage(stm);
}
catch(ASNParsingException ex) {
throw new MAPException(ex.getMessage(),ex.getCause());
}
bt = stm.readByte() & 0x0FF;
if (bt == -1)
throw new MAPException("Error creating a new SmsStatusReport instance: Status field has not been found");
this.status = new StatusImpl(bt);
bt = -1;
if(stm.readableBytes()>0)
bt = stm.readByte() & 0x0FF;
if (bt == -1)
this.parameterIndicator = new ParameterIndicatorImpl(0);
else
this.parameterIndicator = new ParameterIndicatorImpl(bt);
if (this.parameterIndicator.getTP_PIDPresence()) {
bt = stm.readByte() & 0x0FF;
if (bt == -1)
throw new MAPException(
"Error creating a new SmsStatusReport instance: protocolIdentifier field has not been found");
this.protocolIdentifier = new ProtocolIdentifierImpl(bt);
}
if (this.parameterIndicator.getTP_DCSPresence()) {
bt = stm.readByte() & 0x0FF;
if (bt == -1)
throw new MAPException(
"Error creating a new SmsStatusReport instance: dataCodingScheme field has not been found");
this.dataCodingScheme = new DataCodingSchemeImpl(bt);
}
if (this.parameterIndicator.getTP_UDLPresence()) {
this.userDataLength = stm.readByte() & 0x0FF;
if (this.userDataLength == -1)
throw new MAPException("Error creating a new SmsStatusReport instance: userDataLength field has not been found");
userData = new UserDataImpl(stm.readSlice(stm.readableBytes()), dataCodingScheme, userDataLength, userDataHeaderIndicator, gsm8Charset);
}
}
public boolean getUserDataHeaderIndicator() {
return this.userDataHeaderIndicator;
}
public boolean getMoreMessagesToSend() {
return this.moreMessagesToSend;
}
public boolean getForwardedOrSpawned() {
return this.forwardedOrSpawned;
}
public StatusReportQualifier getStatusReportQualifier() {
return this.statusReportQualifier;
}
public int getMessageReference() {
return messageReference;
}
public AddressField getRecipientAddress() {
return recipientAddress;
}
public AbsoluteTimeStamp getServiceCentreTimeStamp() {
return serviceCentreTimeStamp;
}
public AbsoluteTimeStamp getDischargeTime() {
return dischargeTime;
}
public Status getStatus() {
return status;
}
public ParameterIndicator getParameterIndicator() {
return parameterIndicator;
}
public ProtocolIdentifier getProtocolIdentifier() {
return protocolIdentifier;
}
public DataCodingScheme getDataCodingScheme() {
return dataCodingScheme;
}
public int getUserDataLength() {
return userDataLength;
}
public UserData getUserData() {
return userData;
}
public void encodeData(ByteBuf buf) throws MAPException {
if (statusReportQualifier == null || this.recipientAddress == null || this.serviceCentreTimeStamp == null
|| this.dischargeTime == null || this.status == null)
throw new MAPException(
"Error encoding a SmsStatusReportTpdu: statusReportQualifier, recipientAddress, serviceCentreTimeStamp, dischargeTime and status must no be null");
if (this.userData != null) {
this.userData.encode();
this.userDataHeaderIndicator = this.userData.getEncodedUserDataHeaderIndicator();
this.userDataLength = this.userData.getUserDataLength();
this.dataCodingScheme = this.userData.getDataCodingScheme();
if (this.userData.getEncodedData().readableBytes() > _UserDataStatusReportLimit)
throw new MAPException("User data field length may not increase " + _UserDataStatusReportLimit);
}
// byte 0
buf.writeByte(SmsTpduType.SMS_COMMAND.getEncodedValue() | (this.userDataHeaderIndicator ? _MASK_TP_UDHI : 0)
| (!this.moreMessagesToSend ? _MASK_TP_MMS : 0) | (this.forwardedOrSpawned ? _MASK_TP_LP : 0)
| (this.statusReportQualifier.getCode() << 5));
buf.writeByte(this.messageReference);
this.recipientAddress.encodeData(buf);
try {
this.serviceCentreTimeStamp.encodeData(buf);
this.dischargeTime.encodeData(buf);
}
catch(ASNParsingException ex) {
throw new MAPException(ex.getMessage(),ex.getCause());
}
buf.writeByte(this.status.getCode());
this.parameterIndicator = new ParameterIndicatorImpl(this.userData != null, this.dataCodingScheme != null,
this.protocolIdentifier != null);
if (this.parameterIndicator.getCode() != 0) {
buf.writeByte(this.parameterIndicator.getCode());
}
if (this.protocolIdentifier != null) {
buf.writeByte(this.protocolIdentifier.getCode());
}
if (this.dataCodingScheme != null) {
buf.writeByte(this.dataCodingScheme.getCode());
}
if (this.userData != null) {
buf.writeByte(this.userDataLength);
buf.writeBytes(this.userData.getEncodedData());
}
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("SMS-STATUS-REPORT tpdu [");
boolean started = false;
if (this.userDataHeaderIndicator) {
sb.append("userDataHeaderIndicator");
started = true;
}
if (this.moreMessagesToSend) {
if (started)
sb.append(", ");
sb.append("moreMessagesToSend");
started = true;
}
if (this.forwardedOrSpawned) {
if (started)
sb.append(", ");
sb.append("forwardedOrSpawned");
started = true;
}
if (this.statusReportQualifier != null) {
if (started)
sb.append(", ");
sb.append("statusReportQualifier=");
sb.append(this.statusReportQualifier);
}
sb.append(", messageReference=");
sb.append(this.messageReference);
if (this.recipientAddress != null) {
sb.append(", recipientAddress [");
sb.append(this.recipientAddress.toString());
sb.append("]");
}
if (this.serviceCentreTimeStamp != null) {
sb.append(", serviceCentreTimeStamp [");
sb.append(this.serviceCentreTimeStamp.toString());
sb.append("]");
}
if (this.dischargeTime != null) {
sb.append(", dischargeTime [");
sb.append(this.dischargeTime.toString());
sb.append("]");
}
if (this.status != null) {
sb.append(", ");
sb.append(this.status.toString());
}
if (this.parameterIndicator != null) {
sb.append(", ");
sb.append(this.parameterIndicator.toString());
}
if (this.protocolIdentifier != null) {
sb.append(", ");
sb.append(this.protocolIdentifier.toString());
}
if (this.userData != null) {
sb.append("\nMSG [");
sb.append(this.userData.toString());
sb.append("]");
}
sb.append("]");
return sb.toString();
}
}
