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https://github.com/signalwire/freeswitch.git
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d2edcad66e
Thanks to Phil Zimmermann for the code and for the license exception we needed to include it. There remains some build system integration work to be done before this code will build properly in the FreeSWITCH tree.
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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