diff options
Diffstat (limited to 'crypto/bn/bn_nist.c')
| -rw-r--r-- | crypto/bn/bn_nist.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/crypto/bn/bn_nist.c b/crypto/bn/bn_nist.c index 2ca5b01..97f980a 100644 --- a/crypto/bn/bn_nist.c +++ b/crypto/bn/bn_nist.c @@ -834,3 +834,18 @@ int BN_nist_mod_521(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, return 1; } + +int (*BN_nist_mod_func(const BIGNUM *p))(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, BN_CTX *ctx) + { + if (BN_ucmp(&_bignum_nist_p_192, p) == 0) + return BN_nist_mod_192; + if (BN_ucmp(&_bignum_nist_p_224, p) == 0) + return BN_nist_mod_224; + if (BN_ucmp(&_bignum_nist_p_256, p) == 0) + return BN_nist_mod_256; + if (BN_ucmp(&_bignum_nist_p_384, p) == 0) + return BN_nist_mod_384; + if (BN_ucmp(&_bignum_nist_p_521, p) == 0) + return BN_nist_mod_521; + return 0; + } |