diff options
| author | Bodo Möller <bodo@openssl.org> | 2005-05-27 15:38:53 +0000 |
|---|---|---|
| committer | Bodo Möller <bodo@openssl.org> | 2005-05-27 15:38:53 +0000 |
| commit | a28a5d9c626c8b48d55f64ad77304578d1bd2a03 (patch) | |
| tree | 90fa8f727776c772a77d4768477355e857616cbb | |
| parent | 3f791ca8188b71cba77e718d2d5c2ed7613d3b6a (diff) | |
| download | openssl-a28a5d9c626c8b48d55f64ad77304578d1bd2a03.tar.gz | |
Use BN_with_flags() in a cleaner way.
| -rw-r--r-- | crypto/bn/bn.h | 2 | ||||
| -rw-r--r-- | crypto/dh/dh_key.c | 1 | ||||
| -rw-r--r-- | crypto/dsa/dsa_key.c | 1 | ||||
| -rw-r--r-- | crypto/rsa/rsa_eay.c | 1 |
4 files changed, 5 insertions, 0 deletions
diff --git a/crypto/bn/bn.h b/crypto/bn/bn.h index 6d52735207..9f4668a51d 100644 --- a/crypto/bn/bn.h +++ b/crypto/bn/bn.h @@ -253,6 +253,8 @@ extern "C" { #define BN_set_flags(b,n) ((b)->flags|=(n)) #define BN_get_flags(b,n) ((b)->flags&(n)) +/* get a clone of a BIGNUM with changed flags, for *temporary* use only + * (the two BIGNUMs cannot not be used in parallel!) */ #define BN_with_flags(dest,b,n) ((dest)->d=(b)->d, \ (dest)->top=(b)->top, \ (dest)->dmax=(b)->dmax, \ diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c index e384286c73..39eefe387e 100644 --- a/crypto/dh/dh_key.c +++ b/crypto/dh/dh_key.c @@ -148,6 +148,7 @@ static int generate_key(DH *dh) if ((dh->flags & DH_FLAG_NO_EXP_CONSTTIME) == 0) { + BN_init(&local_prk); prk = &local_prk; BN_with_flags(prk, priv_key, BN_FLG_EXP_CONSTTIME); } diff --git a/crypto/dsa/dsa_key.c b/crypto/dsa/dsa_key.c index 5ba885e1e2..0423f2e00c 100644 --- a/crypto/dsa/dsa_key.c +++ b/crypto/dsa/dsa_key.c @@ -105,6 +105,7 @@ static int dsa_builtin_keygen(DSA *dsa) if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) { + BN_init(&local_prk); prk = &local_prk; BN_with_flags(prk, priv_key, BN_FLG_EXP_CONSTTIME); } diff --git a/crypto/rsa/rsa_eay.c b/crypto/rsa/rsa_eay.c index 175ab8a789..6954f36d5d 100644 --- a/crypto/rsa/rsa_eay.c +++ b/crypto/rsa/rsa_eay.c @@ -383,6 +383,7 @@ static int RSA_eay_private_encrypt(int flen, const unsigned char *from, if (!(rsa->flags & RSA_FLAG_NO_EXP_CONSTTIME)) { + BN_init(&local_d); d = &local_d; BN_with_flags(d, rsa->d, BN_FLG_EXP_CONSTTIME); } |