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35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
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#ifndef PARAMS_H
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#define PARAMS_H
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#define NTRU_HPS
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#define NTRU_N 821
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#define NTRU_LOGQ 12
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/* Do not modify below this line */
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#define NTRU_Q (1 << NTRU_LOGQ)
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#define NTRU_WEIGHT (NTRU_Q/8 - 2)
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#define NTRU_SEEDBYTES 32
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#define NTRU_PRFKEYBYTES 32
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#define NTRU_SHAREDKEYBYTES 32
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#define NTRU_SAMPLE_IID_BYTES (NTRU_N-1)
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#define NTRU_SAMPLE_FT_BYTES ((30*(NTRU_N-1)+7)/8)
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#define NTRU_SAMPLE_FG_BYTES (NTRU_SAMPLE_IID_BYTES+NTRU_SAMPLE_FT_BYTES)
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#define NTRU_SAMPLE_RM_BYTES (NTRU_SAMPLE_IID_BYTES+NTRU_SAMPLE_FT_BYTES)
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#define NTRU_PACK_DEG (NTRU_N-1)
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#define NTRU_PACK_TRINARY_BYTES ((NTRU_PACK_DEG+4)/5)
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#define NTRU_OWCPA_MSGBYTES (2*NTRU_PACK_TRINARY_BYTES)
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#define NTRU_OWCPA_PUBLICKEYBYTES ((NTRU_LOGQ*NTRU_PACK_DEG+7)/8)
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#define NTRU_OWCPA_SECRETKEYBYTES (2*NTRU_PACK_TRINARY_BYTES + NTRU_OWCPA_PUBLICKEYBYTES)
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#define NTRU_OWCPA_BYTES ((NTRU_LOGQ*NTRU_PACK_DEG+7)/8)
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#define NTRU_PUBLICKEYBYTES (NTRU_OWCPA_PUBLICKEYBYTES)
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#define NTRU_SECRETKEYBYTES (NTRU_OWCPA_SECRETKEYBYTES + NTRU_PRFKEYBYTES)
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#define NTRU_CIPHERTEXTBYTES (NTRU_OWCPA_BYTES)
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#endif
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