Mercurial > dropbear

annotate mycrypt_gf.h @ 164:cd1143579f00 libtomcrypt LTC_DB_0.44

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mpi.c isn't needed if we're using libtommath seperately
author Matt Johnston <matt@ucc.asn.au>
date Sun, 02 Jan 2005 17:19:46 +0000
parents d7da3b1e1540
children
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2 /* ---- GF(2^w) polynomial basis ---- */
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3 #ifdef GF
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4 #define LSIZE 32 /* handle upto 1024-bit GF numbers */
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6 typedef unsigned long gf_int[LSIZE];
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7 typedef unsigned long *gf_intp;
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9 extern void gf_copy(gf_intp a, gf_intp b);
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10 extern void gf_zero(gf_intp a);
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11 extern int gf_iszero(gf_intp a);
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12 extern int gf_isone(gf_intp a);
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13 extern int gf_deg(gf_intp a);
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15 extern void gf_shl(gf_intp a, gf_intp b);
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16 extern void gf_shr(gf_intp a, gf_intp b);
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17 extern void gf_add(gf_intp a, gf_intp b, gf_intp c);
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18 extern void gf_mul(gf_intp a, gf_intp b, gf_intp c);
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19 extern void gf_div(gf_intp a, gf_intp b, gf_intp q, gf_intp r);
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21 extern void gf_mod(gf_intp a, gf_intp m, gf_intp b);
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22 extern void gf_mulmod(gf_intp a, gf_intp b, gf_intp m, gf_intp c);
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23 extern void gf_invmod(gf_intp A, gf_intp M, gf_intp B);
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24 extern void gf_sqrt(gf_intp a, gf_intp M, gf_intp b);
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25 extern void gf_gcd(gf_intp A, gf_intp B, gf_intp c);
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26 extern int gf_is_prime(gf_intp a);
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28 extern int gf_size(gf_intp a);
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29 extern void gf_toraw(gf_intp a, unsigned char *dst);
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30 extern void gf_readraw(gf_intp a, unsigned char *str, int len);
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32 #endif