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Update fp_isprime_ex.c

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removed failure due to trivial case where a is in primes
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twanmal 2020-02-06 19:39:06 +01:00 committed by GitHub
parent 55863ae1d9
commit 771fe2354f
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1 changed files with 4 additions and 0 deletions
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src/numtheory/fp_isprime_ex.c
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@ -53,6 +53,10 @@ int fp_isprime_ex(fp_int *a, int t)
/* do trial division */ /* do trial division */
for (r = 0; r < 256; r++) { for (r = 0; r < 256; r++) {
if (fp_cmp_d(a,primes[r])== FP_EQ) {
printf("a is in the table\n");
return FP_YES;
}
fp_mod_d(a, primes[r], &d); fp_mod_d(a, primes[r], &d);
if (d == 0) { if (d == 0) {
return FP_NO; return FP_NO;