33 lines
1.2 KiB
Java
33 lines
1.2 KiB
Java
package com.cscn;
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/**
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* MAC上下文类（JavaCard版，int 拆分为两个 short）
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*/
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public final class Zuc256MacCtx {
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// LFSR: 原本 int[16]，拆成 hi/lo 各 16 short
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short[] LFSR_hi = JCSystem.makeTransientShortArray((short)16, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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//todo -> ram
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short[] LFSR_lo = JCSystem.makeTransientShortArray((short)16, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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// R1、R2: 原本 int，拆成 hi/lo
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short R1_hi;
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short R1_lo;
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short R2_hi;
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short R2_lo;
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// 缓冲区
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byte[] buf = JCSystem.makeTransientByteArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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short buflen;
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// T: 原本 int[4]，拆成 hi/lo
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short[] T_hi = JCSystem.makeTransientShortArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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short[] T_lo = JCSystem.makeTransientShortArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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// K0: 原本 int[4]，拆成 hi/lo
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short[] K0_hi = JCSystem.makeTransientShortArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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short[] K0_lo = JCSystem.makeTransientShortArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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// macbits: 原本 int，改成 short 足够
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short macbits;
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}
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