a7firm/src/sega/a7/AppData.java

package sega.a7;

import javacard.framework.JCSystem;
import javacard.framework.Util;
import javacard.security.RandomData;

public class AppData {
    /**
     * 9FD0A43A697329C54BAEC33CF07303BB25F4EB0F366B214633D48ABF639C1057
     * 55BD87F4071A20E5A139DCF283C86DE5E4D13DA34A023E21AC1B27A452C49044
     * 97E625C32F6F9762BB80235D11D592965EA6F5839586C3066F2079E70C96055A
     * FC5A7FC25789B54DB0833D3625B8DAE173A127A681CCE210103BB72FD0205CD3
     * F024C1BB26E261664D638390F8EF7D512DCF2BC72A826EEC413F233788BA1309
     * 264018EFDBD8CB748E08917C992A67B7B2C0357E45AB9C9E51CF308EFCC0256F
     * 28999B079BBB3ADF67D7221A1DE8F3F587A1A49662E0DFE6F5FA557351F04779
     * 3FCE52641D2C7DC6B0EABA8AE529D1DFF4DC793BB82994CB49B6E4EFD80F142B
     */
    private static final byte[] m_ee_defaultPriModulus = new byte[] {
            -97, -48, -92, 58, 105, 115, 41, -59, 75, -82,
            -61, 60, -16, 115, 3, -69, 37, -12, -21, 15,
            54, 107, 33, 70, 51, -44, -118, -65, 99, -100,
            16, 87, 85, -67, -121, -12, 7, 26, 32, -27,
            -95, 57, -36, -14, -125, -56, 109, -27, -28, -47,
            61, -93, 74, 2, 62, 33, -84, 27, 39, -92,
            82, -60, -112, 68, -105, -26, 37, -61, 47, 111,
            -105, 98, -69, -128, 35, 93, 17, -43, -110, -106,
            94, -90, -11, -125, -107, -122, -61, 6, 111, 32,
            121, -25, 12, -106, 5, 90, -4, 90, 127, -62,
            87, -119, -75, 77, -80, -125, 61, 54, 37, -72,
            -38, -31, 115, -95, 39, -90, -127, -52, -30, 16,
            16, 59, -73, 47, -48, 32, 92, -45, -16, 36,
            -63, -69, 38, -30, 97, 102, 77, 99, -125, -112,
            -8, -17, 125, 81, 45, -49, 43, -57, 42, -126,
            110, -20, 65, 63, 35, 55, -120, -70, 19, 9,
            38, 64, 24, -17, -37, -40, -53, 116, -114, 8,
            -111, 124, -103, 42, 103, -73, -78, -64, 53, 126,
            69, -85, -100, -98, 81, -49, 48, -114, -4, -64,
            37, 111, 40, -103, -101, 7, -101, -69, 58, -33,
            103, -41, 34, 26, 29, -24, -13, -11, -121, -95,
            -92, -106, 98, -32, -33, -26, -11, -6, 85, 115,
            81, -16, 71, 121, 63, -50, 82, 100, 29, 44,
            125, -58, -80, -22, -70, -118, -27, 41, -47, -33,
            -12, -36, 121, 59, -72, 41, -108, -53, 73, -74,
            -28, -17, -40, 15, 20, 43
    };

    /**
     * 310A06BADDCCB6CE91B0A8BC3454369AE0C4CCB438509B3F3D7C44AF01D3CBB7
     * E0D96DB455D190B2A5CC699E090E219ADFA1CD3623E9984320DA9C4972145AE8
     * 916BCFBE9AF9B50C58D8B301460DB1136F2BF03E564DA9DE798F0F98F465BC72
     * F4E898377C41075F3580AFF1C3957BA49EA49ED41B145171F8693A86F3685AD3
     * 39BEFDA3188141990787977FD8BE7D588886A67E4EEBEB38FBB09FAF44468FF9
     * EF74BB7961ED1063714CCA6ECAEC8389CE4A6F315C3069EA4BF2F6CAEF2028A2
     * 09B0307200475F775CCAD248E2E93C42C312F954183D233EB1B29409388C03E6
     * 2961A8833F5A508305B7D8013AABE6CD1A01034A18E4438DCD46A52825F539F1
     */
    private static final byte[] m_ee_defaultPriExponent = new byte[] {
            49, 10, 6, -70, -35, -52, -74, -50, -111, -80,
            -88, -68, 52, 84, 54, -102, -32, -60, -52, -76,
            56, 80, -101, 63, 61, 124, 68, -81, 1, -45,
            -53, -73, -32, -39, 109, -76, 85, -47, -112, -78,
            -91, -52, 105, -98, 9, 14, 33, -102, -33, -95,
            -51, 54, 35, -23, -104, 67, 32, -38, -100, 73,
            114, 20, 90, -24, -111, 107, -49, -66, -102, -7,
            -75, 12, 88, -40, -77, 1, 70, 13, -79, 19,
            111, 43, -16, 62, 86, 77, -87, -34, 121, -113,
            15, -104, -12, 101, -68, 114, -12, -24, -104, 55,
            124, 65, 7, 95, 53, -128, -81, -15, -61, -107,
            123, -92, -98, -92, -98, -44, 27, 20, 81, 113,
            -8, 105, 58, -122, -13, 104, 90, -45, 57, -66,
            -3, -93, 24, -127, 65, -103, 7, -121, -105, 127,
            -40, -66, 125, 88, -120, -122, -90, 126, 78, -21,
            -21, 56, -5, -80, -97, -81, 68, 70, -113, -7,
            -17, 116, -69, 121, 97, -19, 16, 99, 113, 76,
            -54, 110, -54, -20, -125, -119, -50, 74, 111, 49,
            92, 48, 105, -22, 75, -14, -10, -54, -17, 32,
            40, -94, 9, -80, 48, 114, 0, 71, 95, 119,
            92, -54, -46, 72, -30, -23, 60, 66, -61, 18,
            -7, 84, 24, 61, 35, 62, -79, -78, -108, 9,
            56, -116, 3, -26, 41, 97, -88, -125, 63, 90,
            80, -125, 5, -73, -40, 1, 58, -85, -26, -51,
            26, 1, 3, 74, 24, -28, 67, -115, -51, 70,
            -91, 40, 37, -11, 57, -15
    };

    private static final byte VALUE_AUTH_LEVEL = 0;
    private static final byte VALUE_SESSION = 1;
    private static final byte VALUE_ERROR_RESULT_H = 2;
    private static final byte VALUE_ERROR_COUNT = 4;
    private static final byte VALUE_WRITE_FLAG = 5;
    private static final byte VALUE_SIZE = 6;

    private byte[] m_ee_sflag = new byte[1];
    private byte[] m_ramD_rsa_update_status;
    private byte[] m_ramD_value;
    private byte[] m_ramD_kh;
    private byte[] m_ramD_cryptBuffer;
    private byte[] m_ee_gkeyIv;
    private byte[] m_ramD_cKeyIv;
    private byte[] m_ramD_newNonceEvent;
    private byte[] m_ramD_lastNonceEvent;
    private byte[] m_ramD_generalBuffer;
    private byte[] m_ramD_sendOutBuffer;
    private short[] m_ramD_sendOutInfo;
    private byte[] m_ramD_footerBuffer;
    private byte[] m_ramD_nonceOddBuffer;
    private byte[] m_ee_priModulus = new byte[AppConfig.RSA_PRI_MODULUS_SIZE];
    private byte[] m_ee_priExponent = new byte[AppConfig.RSA_PRI_EXPONENT_SIZE];
    private byte[] m_ee_udata = new byte[AppConfig.UDATA_SIZE];
    private byte[] m_ee_storage = new byte[AppConfig.STORAGE_SIZE];
    private byte[] m_ee_keychipInfo = new byte[AppConfig.KEYCHIP_INFO_SIZE];
    private byte[] m_ee_traceDataInfo = new byte[AppConfig.TRACE_DATA_INFO_SIZE];
    private byte[] m_ee_playCount = new byte[AppConfig.PLAY_COUNT_VALUE_SIZE];
    private RandomData m_ee_rand;

    public static final byte SESSION_DISABLE = 0;
    public static final byte SESSION_ENABLE = 1;
    public static final byte SHIPMENT_FLAG = 0x04;
    public static final byte BLOCK_FLAG = 0x20;
    public static final byte RSA_UPDATE_FLAG = 1;
    public static final byte RSA_UPDATE_STATUS_SIZE = 1;
    public static final byte RSA_UPDATE_EXPONENT = 0x08;
    public static final byte RSA_UPDATE_MODULUS = 0x40;

    public AppData(RandomData rand) {
        this.m_ee_rand = rand;
        this.m_ee_gkeyIv = new byte[16];
        Util.arrayCopy(m_ee_defaultPriModulus, (short) 0, this.m_ee_priModulus, (short) 0,
                (short) this.m_ee_priModulus.length);
        Util.arrayCopy(m_ee_defaultPriExponent, (short) 0, this.m_ee_priExponent, (short) 0,
                (short) this.m_ee_priExponent.length);
        this.m_ee_sflag[0] = 0;

        Util.arrayFillNonAtomic(this.m_ee_keychipInfo, (short) 0, (short) this.m_ee_keychipInfo.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_udata, (short) 0, (short) this.m_ee_udata.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_storage, (short) 0, (short) this.m_ee_storage.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_traceDataInfo, (short) 0, (short) this.m_ee_traceDataInfo.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_playCount, (short) 0, (short) this.m_ee_playCount.length, (byte) 0);
        Util.arrayFillNonAtomic(this.m_ee_gkeyIv, (short) 0, (short) this.m_ee_gkeyIv.length, (byte) -1);

        this.m_ramD_value = JCSystem.makeTransientByteArray(VALUE_SIZE, (byte) 1);
        this.m_ramD_rsa_update_status = JCSystem.makeTransientByteArray(RSA_UPDATE_STATUS_SIZE, (byte) 1);
        this.m_ramD_kh = JCSystem.makeTransientByteArray((short) 20, (byte) 1);
        this.m_ramD_newNonceEvent = JCSystem.makeTransientByteArray((short) 20, (byte) 1);
        this.m_ramD_lastNonceEvent = JCSystem.makeTransientByteArray((short) 20, (byte) 1);
        this.m_ramD_cKeyIv = JCSystem.makeTransientByteArray(AppConfig.AES_IV_SIZE, (byte) 1);
        this.m_ramD_generalBuffer = JCSystem.makeTransientByteArray(AppConfig.GENERAL_BUFFER_SIZE, (byte) 1);
        this.m_ramD_footerBuffer = JCSystem.makeTransientByteArray(AppConfig.FOOTER_BUFFER_SIZE, (byte) 1);
        this.m_ramD_nonceOddBuffer = JCSystem.makeTransientByteArray(AppConfig.NONCE_ODD_BUFFER_SIZE, (byte) 1);
        this.m_ramD_sendOutBuffer = JCSystem.makeTransientByteArray(AppConfig.SEND_OUT_BUFFER_SIZE, (byte) 1);
        this.m_ramD_sendOutInfo = JCSystem.makeTransientShortArray(AppConfig.SEND_BUUFER_INFO_ARRAY_SIZE, (byte) 1);
        this.m_ramD_cryptBuffer = JCSystem.makeTransientByteArray((short) 16, (byte) 1);
    }

    public void init() {
        if (getBlockFlag_ee()) {
            this.m_ramD_value[VALUE_AUTH_LEVEL] = -1;
        } else {
            this.m_ramD_value[VALUE_AUTH_LEVEL] = 0;
        }
        this.m_ramD_value[VALUE_SESSION] = SESSION_DISABLE;
        this.m_ramD_value[VALUE_ERROR_COUNT] = 0;
    }

    public void reset() {
        this.m_ee_sflag[0] = 0;
        Util.arrayFillNonAtomic(this.m_ee_keychipInfo, (short) 0, (short) this.m_ee_keychipInfo.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_udata, (short) 0, (short) this.m_ee_udata.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_storage, (short) 0, (short) this.m_ee_storage.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_traceDataInfo, (short) 0, (short) this.m_ee_traceDataInfo.length, (byte) -1);
        Util.arrayFillNonAtomic(this.m_ee_playCount, (short) 0, (short) this.m_ee_playCount.length, (byte) 0);
        Util.arrayFillNonAtomic(this.m_ee_gkeyIv, (short) 0, (short) this.m_ee_gkeyIv.length, (byte) -1);
    }

    public void setLevel_ramD(byte setLevel) {
        this.m_ramD_value[VALUE_AUTH_LEVEL] = setLevel;
    }

    public byte getLevel_ramD() {
        return this.m_ramD_value[VALUE_AUTH_LEVEL];
    }

    public void setSession_ramD(byte setSession) {
        this.m_ramD_value[VALUE_SESSION] = setSession;
    }

    public void addValuePlayCounter_ee(byte value) {
        short ramD_tmp = 0;
        short ramD_setValue = (short) value;
        short ramD_ii = 0;

        while (ramD_ii < this.m_ee_playCount.length) {
            short ramD_index = (short) ((this.m_ee_playCount.length - ramD_ii) - 1);
            ramD_tmp = (short) ((ramD_setValue & 0xFF) + (this.m_ee_playCount[ramD_index] & 0xFF));
            this.m_ee_playCount[ramD_index] = (byte) (ramD_tmp & 0xFF);

            if (ramD_tmp > 255) {
                ramD_setValue = 1;
                ramD_ii++;
                continue;
            }
            break;
        }
    }

    public boolean getPlayCounter_ee(byte[] playCount, short offset, short length) {
        if (length < this.m_ee_playCount.length)
            return false;

        Util.arrayCopyNonAtomic(this.m_ee_playCount, (short) 0, playCount, offset, (short) this.m_ee_playCount.length);
        return true;
    }

    public byte getSession_ramD() {
        return this.m_ramD_value[VALUE_SESSION];
    }

    public final byte[] getNewNonceEvent_ramD() {
        this.m_ee_rand.generateData(this.m_ramD_newNonceEvent, (short) 0,
                (short) this.m_ramD_newNonceEvent.length);
        return this.m_ramD_newNonceEvent;
    }

    public final byte[] getLastNonceEvent_ramD() {
        return this.m_ramD_lastNonceEvent;
    }

    public boolean setLastNonceEvent_ramD(byte[] lastNonceEvent, short offset, short length) {
        if (length > this.m_ramD_lastNonceEvent.length)
            return false;

        short ramD_writeSize = Util.arrayCopyNonAtomic(lastNonceEvent, offset, this.m_ramD_lastNonceEvent, (short) 0,
                length);
        return ramD_writeSize == length;
    }

    public final byte[] getKh_ramD() {
        return this.m_ramD_kh;
    }

    public boolean setKh_ramD(byte[] kh, short offset, short length) {
        if (length > this.m_ramD_kh.length)
            return false;

        short ramD_writeSize = Util.arrayCopyNonAtomic(kh, offset, this.m_ramD_kh, (short) 0, length);
        return ramD_writeSize == length;
    }

    public final byte[] getGkeyIv_ee() {
        return this.m_ee_gkeyIv;
    }

    public boolean setGkeyIv_ee(byte[] newGkeyIv, short offset, short length) {
        if (length > this.m_ee_gkeyIv.length)
            return false;
        short ramD_writeSize = Util.arrayCopy(newGkeyIv, offset, this.m_ee_gkeyIv, (short) 0, length);
        return ramD_writeSize == length;
    }

    public final byte[] getCkeyIv_ramD() {
        return this.m_ramD_cKeyIv;
    }

    public boolean setCkeyIv_ramD(byte[] newCkeyIv, short offset, short length) {
        if (length > this.m_ee_gkeyIv.length)
            return false;
        short ramD_writeSize = Util.arrayCopyNonAtomic(newCkeyIv, offset, this.m_ramD_cKeyIv, (short) 0, length);
        return ramD_writeSize == length;
    }

    public final byte[] getRsaDefaultPriModulus_ee() {
        return m_ee_defaultPriModulus;
    }

    public final byte[] getRsaDefaultPriExponent_ee() {
        return m_ee_defaultPriExponent;
    }

    public final byte[] getRsaPriModulus_ee() {
        return this.m_ee_priModulus;
    }

    public final byte[] getRsaPriExponent_ee() {
        return this.m_ee_priExponent;
    }

    public boolean setRsaPriKeyModulus_ee(byte[] exponent, short eOfset, short eLength) {
        if (eLength > this.m_ee_priModulus.length)
            return false;

        short ramD_writeSize = Util.arrayCopy(exponent, eOfset, this.m_ee_priModulus, (short) 0, eLength);
        return ramD_writeSize == eLength;
    }

    public boolean setRsaPriKeyExponent_ee(byte[] modulus, short mOffset, short mLength) {
        if (mLength > this.m_ee_priExponent.length)
            return false;

        short ramD_writeSize = Util.arrayCopy(modulus, mOffset, this.m_ee_priExponent, (short) 0, mLength);
        return ramD_writeSize == mLength;
    }

    public boolean getSflag_ee() {
        return (this.m_ee_sflag[0] & SHIPMENT_FLAG) != 0;
    }

    public void activeSflag() {
        this.m_ramD_value[VALUE_WRITE_FLAG] = this.m_ee_sflag[0];
        this.m_ramD_value[VALUE_WRITE_FLAG] |= SHIPMENT_FLAG;
        Util.arrayCopy(this.m_ramD_value, VALUE_WRITE_FLAG, this.m_ee_sflag, (short) 0, (short) 1);
    }

    public boolean getRsaExponentUpdate_ramD() {
        return (this.m_ramD_rsa_update_status[0] & RSA_UPDATE_EXPONENT) != 0;
    }

    public void activeRssaExponentUpdate_ramD() {
        this.m_ramD_rsa_update_status[0] = (byte) (this.m_ramD_rsa_update_status[0] | RSA_UPDATE_EXPONENT);
    }

    public boolean getRsaModulusUpdate_ramD() {
        return (this.m_ramD_rsa_update_status[0] & RSA_UPDATE_MODULUS) != 0;
    }

    public void activeRssaModulusUpdate_ramD() {
        this.m_ramD_rsa_update_status[0] = (byte) (this.m_ramD_rsa_update_status[0] | RSA_UPDATE_MODULUS);
    }

    public boolean getBlockFlag_ee() {
        return (this.m_ee_sflag[0] & BLOCK_FLAG) != 0;
    }

    public void activeBlockFlag() {
        this.m_ramD_value[VALUE_WRITE_FLAG] = this.m_ee_sflag[0];
        this.m_ramD_value[VALUE_WRITE_FLAG] |= BLOCK_FLAG;
        Util.arrayCopy(this.m_ramD_value, VALUE_WRITE_FLAG, this.m_ee_sflag, (short) 0, (short) 1);
    }

    public final byte[] getKeychipInfo_ee() {
        return this.m_ee_keychipInfo;
    }

    public boolean setKeychipInfo_ee(byte[] newKeychipInfo, short offset, short length) {
        if (length > this.m_ee_keychipInfo.length)
            return false;
        short ramD_writeSize = Util.arrayCopy(newKeychipInfo, offset, this.m_ee_keychipInfo, (short) 0, length);
        return ramD_writeSize == length;
    }

    public final byte[] getTraceDataInfo_ee() {
        return this.m_ee_traceDataInfo;
    }

    public boolean setTraceDataInfo_ee(byte[] newTraceDataInfo, short offset, short length) {
        if (length > this.m_ee_traceDataInfo.length)
            return false;

        short ramD_writeSize = Util.arrayCopy(newTraceDataInfo, offset, this.m_ee_traceDataInfo, (short) 0, length);
        return ramD_writeSize == length;
    }

    public final byte[] getUdata_ee() {
        return this.m_ee_udata;
    }

    public boolean setUdata_ee(byte[] newUdata, short offset, short length) {
        if (length > newUdata.length)
            return false;
        short ramD_writeSize = Util.arrayCopy(newUdata, offset, this.m_ee_udata, (short) 0, length);
        return ramD_writeSize == length;
    }

    public final byte[] getStorageData_ee() {
        return this.m_ee_storage;
    }

    public boolean setStorageData_ee(byte[] newStorage, short offset, short length, short dstOffset) {
        if (length > (this.m_ee_storage.length - dstOffset))
            return false;

        short ramD_writeSize = Util.arrayCopy(newStorage, offset, this.m_ee_storage, dstOffset, length);
        return ramD_writeSize == (dstOffset + length);
    }

    public byte[] getGeneralBuffer_ramD() {
        return this.m_ramD_generalBuffer;
    }

    public byte[] getSendOutBuffer_ramD() {
        return this.m_ramD_sendOutBuffer;
    }

    public short[] getSendOutInfo_ramD() {
        return this.m_ramD_sendOutInfo;
    }

    public byte[] getCryptBuffer_ramD() {
        return this.m_ramD_cryptBuffer;
    }

    public byte[] getFooterBuffer_ramD() {
        return this.m_ramD_footerBuffer;
    }

    public byte[] getNonceOddBuffer_ramD() {
        return this.m_ramD_nonceOddBuffer;
    }

    public void setLastError_ramD(short error) {
        Util.setShort(this.m_ramD_value, VALUE_ERROR_RESULT_H, (short) error);
    }

    public short getLastError_ramD() {
        short ramD_result = Util.getShort(this.m_ramD_value, VALUE_ERROR_RESULT_H);
        return ramD_result;
    }

    public void incrementErrorCount() {
        this.m_ramD_value[VALUE_ERROR_COUNT]++;
        if (this.m_ramD_value[VALUE_ERROR_COUNT] + 1 == 3) {
            activeBlockFlag();
            this.m_ramD_value[VALUE_AUTH_LEVEL] = -1;
        }
    }

    public void clearErrorCount() {
        this.m_ramD_value[VALUE_ERROR_COUNT] = 0;
    }
}