2014-05-02 18:11:54 +08:00
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#ifndef IKEYS_H
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#define IKEYS_H
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2014-06-29 02:52:37 +08:00
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/**
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* @brief
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*Definition 11. Let the function hash0 : F 82 × F 82 × (F 62 ) 8 → (F 82 ) 8 be defined as
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* hash0(x, y, z [0] . . . z [7] ) = k [0] . . . k [7] where
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* z'[i] = (z[i] mod (63-i)) + i i = 0...3
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* z'[i+4] = (z[i+4] mod (64-i)) + i i = 0...3
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* ẑ = check(z');
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* @param c
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* @param k this is where the diversified key is put (should be 8 bytes)
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* @return
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*/
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void hash0(uint64_t c, uint8_t k[8]);
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int doKeyTests(uint8_t debuglevel);
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/**
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* @brief Performs Elite-class key diversification
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* @param csn
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* @param key
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* @param div_key
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*/
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void diversifyKey(uint8_t csn[8], uint8_t key[8], uint8_t div_key[8]);
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/**
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* @brief Permutes a key from standard NIST format to Iclass specific format
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* @param key
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* @param dest
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*/
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2014-05-02 18:11:54 +08:00
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#endif // IKEYS_H
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