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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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* bn32.h - interface to 32-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_32(void);
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void bnEnd_32(struct BigNum *bn);
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int bnPrealloc_32(struct BigNum *bn, unsigned bits);
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int bnCopy_32(struct BigNum *dest, struct BigNum const *src);
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int bnSwap_32(struct BigNum *a, struct BigNum *b);
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void bnNorm_32(struct BigNum *bn);
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void bnExtractBigBytes_32(struct BigNum const *bn, unsigned char *dest,
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unsigned lsbyte, unsigned dlen);
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int bnInsertBigBytes_32(struct BigNum *bn, unsigned char const *src,
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unsigned lsbyte, unsigned len);
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void bnExtractLittleBytes_32(struct BigNum const *bn, unsigned char *dest,
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unsigned lsbyte, unsigned dlen);
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int bnInsertLittleBytes_32(struct BigNum *bn, unsigned char const *src,
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unsigned lsbyte, unsigned len);
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unsigned bnLSWord_32(struct BigNum const *src);
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int bnReadBit_32(struct BigNum const *bn, unsigned bit);
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unsigned bnBits_32(struct BigNum const *src);
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int bnAdd_32(struct BigNum *dest, struct BigNum const *src);
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int bnSub_32(struct BigNum *dest, struct BigNum const *src);
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int bnCmpQ_32(struct BigNum const *a, unsigned b);
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int bnSetQ_32(struct BigNum *dest, unsigned src);
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int bnAddQ_32(struct BigNum *dest, unsigned src);
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int bnSubQ_32(struct BigNum *dest, unsigned src);
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int bnCmp_32(struct BigNum const *a, struct BigNum const *b);
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int bnSquare_32(struct BigNum *dest, struct BigNum const *src);
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int bnMul_32(struct BigNum *dest, struct BigNum const *a,
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struct BigNum const *b);
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int bnMulQ_32(struct BigNum *dest, struct BigNum const *a, unsigned b);
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int bnDivMod_32(struct BigNum *q, struct BigNum *r, struct BigNum const *n,
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struct BigNum const *d);
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int bnMod_32(struct BigNum *dest, struct BigNum const *src,
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struct BigNum const *d);
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unsigned bnModQ_32(struct BigNum const *src, unsigned d);
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int bnExpMod_32(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_32(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_32(struct BigNum *n, struct BigNum const *exp,
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struct BigNum const *mod);
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int bnGcd_32(struct BigNum *dest, struct BigNum const *a,
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struct BigNum const *b);
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int bnInv_32(struct BigNum *dest, struct BigNum const *src,
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struct BigNum const *mod);
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int bnLShift_32(struct BigNum *dest, unsigned amt);
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void bnRShift_32(struct BigNum *dest, unsigned amt);
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unsigned bnMakeOdd_32(struct BigNum *n);
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int bnBasePrecompBegin_32(struct BnBasePrecomp *pre, struct BigNum const *base,
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struct BigNum const *mod, unsigned maxebits);
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void bnBasePrecompEnd_32(struct BnBasePrecomp *pre);
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int bnBasePrecompExpMod_32(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_32(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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