diff options
author | Dr. Stephen Henson <steve@openssl.org> | 2016-01-31 16:34:07 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2016-01-31 22:18:30 +0000 |
commit | be2e334fce734e726a4085701bc3cbbaabf9d893 (patch) | |
tree | 1abe68a660b992e194fdb26dd42aed6860d3e87a /doc | |
parent | 81e03785f718f98861a2a84b7b5d798b00df1670 (diff) |
Add EC_GROUP_order_bits, EC_GROUP_get0_order and EC_GROUP_get0_cofactor
New functions to return internal pointer for order and cofactor. This
avoids the need to allocate a new BIGNUM which to copy the value to.
Simplify code to use new functions.
Reviewed-by: Rich Salz <rsalz@openssl.org>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/crypto/EC_GROUP_copy.pod | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/crypto/EC_GROUP_copy.pod b/doc/crypto/EC_GROUP_copy.pod index 837995b31c..938092eed5 100644 --- a/doc/crypto/EC_GROUP_copy.pod +++ b/doc/crypto/EC_GROUP_copy.pod @@ -18,7 +18,10 @@ EC_GROUP_copy, EC_GROUP_dup, EC_GROUP_method_of, EC_GROUP_set_generator, EC_GROU const EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *group); int EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx); + const BIGNUM *EC_GROUP_get0_order(const EC_GROUP *group); + const BIGNUM *EC_GROUP_order_bits(const EC_GROUP *group); int EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor, BN_CTX *ctx); + const BIGNUM *EC_GROUP_get0_cofactor(const EC_GROUP *group); void EC_GROUP_set_curve_name(EC_GROUP *group, int nid); int EC_GROUP_get_curve_name(const EC_GROUP *group); @@ -162,6 +165,10 @@ EC_GROUP_get_order, EC_GROUP_get_cofactor, EC_GROUP_get_curve_name, EC_GROUP_get and EC_GROUP_get_degree return the order, cofactor, curve name (NID), ASN1 flag, point_conversion_form and degree for the specified curve respectively. If there is no curve name associated with a curve then EC_GROUP_get_curve_name will return 0. +EC_GROUP_get0_order() returns an internal pointer to the group order. +EC_GROUP_get_order_bits() returns the number of bits in the group order. +EC_GROUP_get0_cofactor() returns an internal pointer to the group cofactor. + EC_GROUP_get0_seed returns a pointer to the seed that was used to generate the parameter b, or NULL if the seed is not specified. EC_GROUP_get_seed_len returns the length of the seed or 0 if the seed is not specified. |