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SP math: cast number to sp_digit rather than declare as long

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This commit is contained in:
Sean Parkinson 2021-06-30 09:28:51 +10:00
parent ae68de060a
commit 36d534034c
1 changed files with 2 additions and 2 deletions
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4
wolfcrypt/src/sp_int.c
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@ -12938,7 +12938,7 @@ int sp_rand_prime(sp_int* r, int len, WC_RNG* rng, void* heap)
#endif /* LITTLE_ENDIAN_ORDER */
#ifdef WOLFSSL_SP_MATH_ALL
if (bits > 0) {
r->dp[r->used - 1] &= (1L << bits) - 1;
r->dp[r->used - 1] &= ((sp_digit)1 << bits) - 1;
}
#endif /* WOLFSSL_SP_MATH_ALL */
@ -13322,7 +13322,7 @@ int sp_prime_is_prime_ex(sp_int* a, int t, int* result, WC_RNG* rng)
b->used = a->used;
/* Ensure the top word has no more bits than necessary. */
if (bits > 0) {
b->dp[b->used - 1] &= (1L << bits) - 1;
b->dp[b->used - 1] &= ((sp_digit)1 << bits) - 1;
}
if ((sp_cmp_d(b, 2) != MP_GT) || (_sp_cmp(b, c) != MP_LT)) {