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fp_prime_random_ex: use parameter 't'

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This commit is contained in:
Steffen Jaeckel 2014-10-13 16:46:10 +02:00
parent ce72d69438
commit fede300ee8
1 changed files with 3 additions and 3 deletions
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6
src/numtheory/fp_prime_random_ex.c
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@ -16,7 +16,7 @@ int fp_prime_random_ex(fp_int *a, int t, int size, int flags, tfm_prime_callback
int res, err, bsize, maskOR_msb_offset; int res, err, bsize, maskOR_msb_offset;
/* sanity check the input */ /* sanity check the input */
if (size <= 1 || t <= 0) { if (size <= 1 || t <= 0 || t > FP_PRIME_SIZE) {
return FP_VAL; return FP_VAL;
} }
@ -71,7 +71,7 @@ int fp_prime_random_ex(fp_int *a, int t, int size, int flags, tfm_prime_callback
fp_read_unsigned_bin(a, tmp, bsize); fp_read_unsigned_bin(a, tmp, bsize);
/* is it prime? */ /* is it prime? */
res = fp_isprime(a); res = fp_isprime_ex(a, t);
if (res == FP_NO) continue; if (res == FP_NO) continue;
if (flags & TFM_PRIME_SAFE) { if (flags & TFM_PRIME_SAFE) {
@ -80,7 +80,7 @@ int fp_prime_random_ex(fp_int *a, int t, int size, int flags, tfm_prime_callback
fp_div_2(a, a); fp_div_2(a, a);
/* is it prime? */ /* is it prime? */
res = fp_isprime(a); res = fp_isprime_ex(a, t);
} }
} while (res == FP_NO); } while (res == FP_NO);