34 lines
1.4 KiB
Java
34 lines
1.4 KiB
Java
package sega.a7;
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import javacard.framework.Util;
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import javacard.security.MessageDigest;
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public class UdataRead extends AuthCommand {
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private static final short RECV_PACKET_SIZE = 46;
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private static final byte AUTH_LEVEL = 2;
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private static final short PARAM_SIZE = 62;
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public UdataRead(short cmd, AppData data, MakePacket packet, MessageDigest sha1, HmacSha1 hmacSha1, Crypt crypt) {
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super(cmd, RECV_PACKET_SIZE, PARAM_SIZE, AUTH_LEVEL, data, packet, sha1, hmacSha1, crypt);
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}
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public short core(byte[] data, short dataOffset, short dataLength) {
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byte[] ee_udata = this.m_ee_data.getUdata_ee();
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byte[] ramD_encUdata = this.m_ee_data.getGeneralBuffer_ramD();
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if (ramD_encUdata.length < ee_udata.length)
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return AppConfig.A7_FAIL;
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short ramD_encSize = encData(ee_udata, (short) 0, (short) ee_udata.length, ramD_encUdata, (short) 0);
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if (ramD_encSize < ee_udata.length)
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return AppConfig.A7_FAIL;
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this.m_ramD_outDataInfo[AppConfig.SEND_BUUFER_INFO_OFFSET] = 0;
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this.m_ramD_outDataInfo[AppConfig.SEND_BUUFER_INFO_SIZE] = ramD_encSize;
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Util.arrayCopyNonAtomic(ramD_encUdata, this.m_ramD_outDataInfo[AppConfig.SEND_BUUFER_INFO_OFFSET],
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this.m_ramD_outData, this.m_ramD_outDataInfo[AppConfig.SEND_BUUFER_INFO_OFFSET],
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this.m_ramD_outDataInfo[AppConfig.SEND_BUUFER_INFO_SIZE]);
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return AppConfig.A7_SUCCESS;
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}
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}
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