67 lines
3.0 KiB
C
67 lines
3.0 KiB
C
/*
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* Copyright (c) 1995 Colin Plumb. All rights reserved.
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* For licensing and other legal details, see the file legal.c.
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*
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* bn16.h - interface to 16-bit bignum routines.
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*/
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struct BigNum;
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struct BnBasePrecomp;
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void bnInit_16(void);
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void bnEnd_16(struct BigNum *bn);
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int bnPrealloc_16(struct BigNum *bn, unsigned bits);
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int bnCopy_16(struct BigNum *dest, struct BigNum const *src);
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int bnSwap_16(struct BigNum *a, struct BigNum *b);
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void bnNorm_16(struct BigNum *bn);
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void bnExtractBigBytes_16(struct BigNum const *bn, unsigned char *dest,
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unsigned lsbyte, unsigned dlen);
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int bnInsertBigBytes_16(struct BigNum *bn, unsigned char const *src,
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unsigned lsbyte, unsigned len);
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void bnExtractLittleBytes_16(struct BigNum const *bn, unsigned char *dest,
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unsigned lsbyte, unsigned dlen);
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int bnInsertLittleBytes_16(struct BigNum *bn, unsigned char const *src,
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unsigned lsbyte, unsigned len);
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unsigned bnLSWord_16(struct BigNum const *src);
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int bnReadBit_16(struct BigNum const *bn, unsigned bit);
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unsigned bnBits_16(struct BigNum const *src);
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int bnAdd_16(struct BigNum *dest, struct BigNum const *src);
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int bnSub_16(struct BigNum *dest, struct BigNum const *src);
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int bnCmpQ_16(struct BigNum const *a, unsigned b);
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int bnSetQ_16(struct BigNum *dest, unsigned src);
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int bnAddQ_16(struct BigNum *dest, unsigned src);
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int bnSubQ_16(struct BigNum *dest, unsigned src);
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int bnCmp_16(struct BigNum const *a, struct BigNum const *b);
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int bnSquare_16(struct BigNum *dest, struct BigNum const *src);
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int bnMul_16(struct BigNum *dest, struct BigNum const *a,
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struct BigNum const *b);
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int bnMulQ_16(struct BigNum *dest, struct BigNum const *a, unsigned b);
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int bnDivMod_16(struct BigNum *q, struct BigNum *r, struct BigNum const *n,
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struct BigNum const *d);
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int bnMod_16(struct BigNum *dest, struct BigNum const *src,
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struct BigNum const *d);
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unsigned bnModQ_16(struct BigNum const *src, unsigned d);
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int bnExpMod_16(struct BigNum *dest, struct BigNum const *n,
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struct BigNum const *exp, struct BigNum const *mod);
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int bnDoubleExpMod_16(struct BigNum *dest,
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struct BigNum const *n1, struct BigNum const *e1,
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struct BigNum const *n2, struct BigNum const *e2,
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struct BigNum const *mod);
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int bnTwoExpMod_16(struct BigNum *n, struct BigNum const *exp,
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struct BigNum const *mod);
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int bnGcd_16(struct BigNum *dest, struct BigNum const *a,
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struct BigNum const *b);
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int bnInv_16(struct BigNum *dest, struct BigNum const *src,
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struct BigNum const *mod);
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int bnLShift_16(struct BigNum *dest, unsigned amt);
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void bnRShift_16(struct BigNum *dest, unsigned amt);
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unsigned bnMakeOdd_16(struct BigNum *n);
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int bnBasePrecompBegin_16(struct BnBasePrecomp *pre, struct BigNum const *base,
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struct BigNum const *mod, unsigned maxebits);
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void bnBasePrecompEnd_16(struct BnBasePrecomp *pre);
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int bnBasePrecompExpMod_16(struct BigNum *dest, struct BnBasePrecomp const *pre,
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struct BigNum const *exp, struct BigNum const *mod);
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int bnDoubleBasePrecompExpMod_16(struct BigNum *dest,
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struct BnBasePrecomp const *pre1, struct BigNum const *exp1,
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struct BnBasePrecomp const *pre2, struct BigNum const *exp2,
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struct BigNum const *mod);
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