what-the-bank/sources/org/jmrtd/MRTDFileSystem.java

package org.jmrtd;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.Serializable;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Logger;
import net.sf.scuba.smartcards.CardServiceException;
import net.sf.scuba.smartcards.FileInfo;
import net.sf.scuba.smartcards.FileSystemStructured;
import net.sf.scuba.tlv.TLVInputStream;
import org.jmrtd.io.FragmentBuffer;

/* JADX INFO: Access modifiers changed from: package-private */
/* loaded from: classes6.dex */
public class MRTDFileSystem implements FileSystemStructured, Serializable {
    static final boolean $assertionsDisabled = false;
    private static final Logger LOGGER = Logger.getLogger("org.jmrtd");
    private static final int READ_AHEAD_LENGTH = 8;
    private static final long serialVersionUID = -4357282016708205020L;
    private PassportService service;
    private Map<Short, MRTDFileInfo> fileInfos = new HashMap();
    private short selectedFID = 0;
    private boolean isSelected = false;

    public MRTDFileSystem(PassportService passportService) {
        this.service = passportService;
    }

    @Override // net.sf.scuba.smartcards.FileSystemStructured
    public FileInfo[] getSelectedPath() throws CardServiceException {
        synchronized (this) {
            MRTDFileInfo fileInfo = getFileInfo();
            if (fileInfo == null) {
                return null;
            }
            return new MRTDFileInfo[]{fileInfo};
        }
    }

    @Override // net.sf.scuba.smartcards.FileSystemStructured
    public void selectFile(short s) throws CardServiceException {
        synchronized (this) {
            if (this.selectedFID == s) {
                return;
            }
            this.selectedFID = s;
            this.isSelected = false;
        }
    }

    @Override // net.sf.scuba.smartcards.FileSystemStructured
    public byte[] readBinary(int i, int i2) throws CardServiceException {
        byte[] bArr;
        synchronized (this) {
            try {
                try {
                    short s = this.selectedFID;
                    if (s <= 0) {
                        throw new CardServiceException("No file selected");
                    }
                    boolean z = i > 32767;
                    if (!this.isSelected) {
                        this.service.sendSelectFile(s);
                        this.isSelected = true;
                    }
                    MRTDFileInfo fileInfo = getFileInfo();
                    FragmentBuffer.Fragment smallestUnbufferedFragment = fileInfo.getSmallestUnbufferedFragment(i, i2);
                    if (smallestUnbufferedFragment.getLength() > 0) {
                        byte[] sendReadBinary = this.service.sendReadBinary(smallestUnbufferedFragment.getOffset(), smallestUnbufferedFragment.getLength(), z);
                        fileInfo.addFragment(smallestUnbufferedFragment.getOffset(), sendReadBinary);
                        i2 = sendReadBinary.length;
                    }
                    bArr = new byte[i2];
                    System.arraycopy(fileInfo.getBuffer(), i, bArr, 0, i2);
                } catch (Exception unused) {
                    StringBuilder sb = new StringBuilder("Read binary failed on file ");
                    sb.append((Object) (0 == 0 ? Integer.toHexString(this.selectedFID) : null));
                    throw new CardServiceException(sb.toString());
                }
            } catch (CardServiceException e) {
                StringBuilder sb2 = new StringBuilder("Read binary failed on file ");
                sb2.append((Object) (0 == 0 ? Integer.toHexString(this.selectedFID) : null));
                sb2.append(": ");
                sb2.append(e.getMessage());
                throw new CardServiceException(sb2.toString(), e.getSW());
            }
        }
        return bArr;
    }

    private MRTDFileInfo getFileInfo() throws CardServiceException {
        int length;
        synchronized (this) {
            short s = this.selectedFID;
            if (s <= 0) {
                throw new CardServiceException("No file selected");
            }
            MRTDFileInfo mRTDFileInfo = this.fileInfos.get(Short.valueOf(s));
            if (mRTDFileInfo != null) {
                return mRTDFileInfo;
            }
            try {
                if (!this.isSelected) {
                    this.service.sendSelectFile(this.selectedFID);
                    this.isSelected = true;
                }
                byte[] sendReadBinary = this.service.sendReadBinary(0, 8, false);
                if (sendReadBinary != null && sendReadBinary.length == 8) {
                    ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(sendReadBinary);
                    TLVInputStream tLVInputStream = new TLVInputStream(byteArrayInputStream);
                    if (tLVInputStream.b() == 66) {
                        length = 36;
                    } else {
                        length = (sendReadBinary.length - byteArrayInputStream.available()) + tLVInputStream.c();
                    }
                    MRTDFileInfo mRTDFileInfo2 = new MRTDFileInfo(this.selectedFID, length);
                    mRTDFileInfo2.addFragment(0, sendReadBinary);
                    this.fileInfos.put(Short.valueOf(this.selectedFID), mRTDFileInfo2);
                    return mRTDFileInfo2;
                }
                Logger logger = LOGGER;
                StringBuilder sb = new StringBuilder("Something is wrong with prefix, prefix = ");
                sb.append(Arrays.toString(sendReadBinary));
                logger.severe(sb.toString());
                return null;
            } catch (IOException e) {
                StringBuilder sb2 = new StringBuilder();
                sb2.append(e.toString());
                sb2.append(" getting file info for ");
                sb2.append(Integer.toHexString(this.selectedFID));
                throw new CardServiceException(sb2.toString());
            }
        }
    }

    /* JADX INFO: Access modifiers changed from: package-private */
    /* loaded from: classes6.dex */
    public static class MRTDFileInfo extends FileInfo implements Serializable {
        private static final long serialVersionUID = 6727369753765119839L;
        private FragmentBuffer buffer;
        private short fid;

        public MRTDFileInfo(short s, int i) {
            this.fid = s;
            this.buffer = new FragmentBuffer(i);
        }

        public byte[] getBuffer() {
            return this.buffer.getBuffer();
        }

        @Override // net.sf.scuba.smartcards.FileInfo
        public int getFileLength() {
            return this.buffer.getLength();
        }

        public String toString() {
            return Integer.toHexString(this.fid);
        }

        public FragmentBuffer.Fragment getSmallestUnbufferedFragment(int i, int i2) {
            return this.buffer.getSmallestUnbufferedFragment(i, i2);
        }

        public void addFragment(int i, byte[] bArr) {
            this.buffer.addFragment(i, bArr);
        }

        @Override // net.sf.scuba.smartcards.FileInfo
        public short getFID() {
            return this.fid;
        }
    }
}