AuroraMiddleware/libtomcrypt
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rename rand_bn_range() to rand_bn_upto()

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This commit is contained in:
Steffen Jaeckel 2017-07-05 10:03:56 +02:00
parent 22919cd4f2
commit 4221c44fbc
4 changed files with 4 additions and 4 deletions
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2
src/headers/tomcrypt_pk.h
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@ -25,7 +25,7 @@ int rand_prime(void *N, long len, prng_state *prng, int wprng);
#ifdef LTC_SOURCE
/* internal helper functions */
int rand_bn_bits(void *N, int bits, prng_state *prng, int wprng);
int rand_bn_range(void *N, void *limit, prng_state *prng, int wprng);
int rand_bn_upto(void *N, void *limit, prng_state *prng, int wprng);
enum public_key_algorithms {
PKA_RSA,

2
src/math/rand_bn.c
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@ -53,7 +53,7 @@ cleanup:
/**
Generate a random number N in a range: 1 <= N < limit
*/
int rand_bn_range(void *N, void *limit, prng_state *prng, int wprng)
int rand_bn_upto(void *N, void *limit, prng_state *prng, int wprng)
{
int res, bits;

2
src/pk/dsa/dsa_encrypt_key.c
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@ -76,7 +76,7 @@ int dsa_encrypt_key(const unsigned char *in, unsigned long inlen,
/* make a random g_priv, g_pub = g^x pair
private key x should be in range: 1 <= x <= q-1 (see FIPS 186-4 B.1.2)
*/
if ((err = rand_bn_range(g_priv, key->q, prng, wprng)) != CRYPT_OK) {
if ((err = rand_bn_upto(g_priv, key->q, prng, wprng)) != CRYPT_OK) {
goto LBL_ERR;
}

2
src/pk/dsa/dsa_generate_key.c
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@ -33,7 +33,7 @@ int dsa_generate_key(prng_state *prng, int wprng, dsa_key *key)
Now we need a random exponent [mod q] and it's power g^x mod p
*/
/* private key x should be from range: 1 <= x <= q-1 (see FIPS 186-4 B.1.2) */
if ((err = rand_bn_range(key->x, key->q, prng, wprng)) != CRYPT_OK) { return err; }
if ((err = rand_bn_upto(key->x, key->q, prng, wprng)) != CRYPT_OK) { return err; }
if ((err = mp_exptmod(key->g, key->x, key->p, key->y)) != CRYPT_OK) { return err; }
key->type = PK_PRIVATE;