28 lines
699 B
C
28 lines
699 B
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*
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* Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org
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*/
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#include "mycrypt.h"
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#ifdef MPI
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/* figures out if a number is prime (MR test) */
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int is_prime(mp_int *N, int *result)
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{
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int err;
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_ARGCHK(N != NULL);
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_ARGCHK(result != NULL);
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if ((err = mp_prime_is_prime(N, mp_prime_rabin_miller_trials(mp_count_bits(N)), result)) != MP_OKAY) {
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return mpi_to_ltc_error(err);
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}
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return CRYPT_OK;
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}
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#endif
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