a7firm/src/sega/a7/PlayCountIncrement.java

package sega.a7;

import javacard.security.MessageDigest;

public class PlayCountIncrement extends AuthCommand {
    private static final short RECV_PACKET_SIZE = 47;
    private static final byte AUTH_LEVEL = 2;
    private static final short PARAM_SIZE = 46;

    public PlayCountIncrement(short cmd, AppData data, MakePacket packet, MessageDigest sha1, HmacSha1 hmacSha1,
            Crypt crypt) {
        super(cmd, RECV_PACKET_SIZE, PARAM_SIZE, AUTH_LEVEL, data, packet, sha1, hmacSha1, crypt);
    }

    public short core(byte[] data, short dataOffset, short dataLength) {
        byte[] arrayOfByte = this.m_ee_data.getGeneralBuffer_ramD();
        if (arrayOfByte.length < 1)
            return AppConfig.A7_FAIL;

        if (dataLength < (short) (6 + dataOffset + 1))
            return AppConfig.A7_BAD_DATASIZE;

        arrayOfByte[0] = data[(short) (6 + dataOffset)];
        this.m_ee_data.addValuePlayCounter_ee(arrayOfByte[0]);
        return AppConfig.A7_SUCCESS;
    }
}