安全属性是指对某个文件/密钥进行某种操作时所必须达到的状态机,又称其为访问权 限、访问条件(Access Condition)等。对不同的文件(MF/DF/EF)而言“访问”的含义是不 同的。
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以及条件存储单元,用于存储所选择的资源访问条件。
The selected resource access condition is stored in a condition storage unit.
通过分支指令访问条件结构的 False 部分,这不是最优的方式,但是访问它的可能性不大。
The False portion of the conditional would then be available through the branch instruction, which is less optimal but also less likely.
为了实现这种映射,您可以在访问寄存器的位置包括条件编译#指令。
To achieve this mapping, you may include conditional compilation #ifdef in places where you access the registers.
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