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29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _MP_GF2M_H_
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#define _MP_GF2M_H_
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#include "mpi.h"
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mp_err mp_badd(const mp_int *a, const mp_int *b, mp_int *c);
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mp_err mp_bmul(const mp_int *a, const mp_int *b, mp_int *c);
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/* For modular arithmetic, the irreducible polynomial f(t) is represented
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* as an array of int[], where f(t) is of the form:
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* f(t) = t^p[0] + t^p[1] + ... + t^p[k]
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* where m = p[0] > p[1] > ... > p[k] = 0.
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*/
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mp_err mp_bmod(const mp_int *a, const unsigned int p[], mp_int *r);
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mp_err mp_bmulmod(const mp_int *a, const mp_int *b, const unsigned int p[],
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mp_int *r);
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mp_err mp_bsqrmod(const mp_int *a, const unsigned int p[], mp_int *r);
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mp_err mp_bdivmod(const mp_int *y, const mp_int *x, const mp_int *pp,
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const unsigned int p[], mp_int *r);
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int mp_bpoly2arr(const mp_int *a, unsigned int p[], int max);
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mp_err mp_barr2poly(const unsigned int p[], mp_int *a);
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#endif /* _MP_GF2M_H_ */
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