20 lines
417 B
C
20 lines
417 B
C
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/* TomsFastMath, a fast ISO C bignum library.
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*
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* This project is meant to fill in where LibTomMath
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* falls short. That is speed ;-)
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*
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* This project is public domain and free for all purposes.
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*
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* Tom St Denis, tomstdenis@iahu.ca
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*/
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#include <tfm.h>
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/* c = a * a (mod b) */
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int fp_sqrmod(fp_int *a, fp_int *b, fp_int *c)
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{
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fp_int tmp;
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fp_zero(&tmp);
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fp_sqr(a, &tmp);
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return fp_mod(&tmp, b, c);
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}
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