yaole
24 lines
525 B
C
24 lines
525 B
C
// sm4_ref.h
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// 2018-04-20 Markku-Juhani O. Saarinen <mjos@iki.fi>
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#ifndef SM4_REF_H
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#define SM4_REF_H
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#define SM4_BLOCK_SIZE 16
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#define SM4_KEY_SCHEDULE 32
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#include <stdint.h>
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// reference implementation based on the internet draft
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void sm4_key_schedule(const uint8_t key[], uint32_t rk[]);
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void sm4_encrypt(const uint32_t rk[SM4_KEY_SCHEDULE],
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const uint8_t *plaintext, uint8_t *ciphertext);
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void sm4_decrypt(const uint32_t rk[SM4_KEY_SCHEDULE],
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const uint8_t *ciphertext, uint8_t *plaintext);
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#endif
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