diff options
| author | Adam Langley <agl@chromium.org> | 2014-08-22 23:24:16 +0400 |
|---|---|---|
| committer | Adam Langley <agl@google.com> | 2014-08-27 01:52:12 +0400 |
| commit | 0eb1aae207dadee053ece5edfd404bf176c6a7ce (patch) | |
| tree | 10418f0a78fe0baee5f204124670980acf1bf2b6 /crypto/ec/ec.c | |
| parent | 539112fd4447ba9a2c6f669edd16129d824b8b34 (diff) | |
Readd EC_GROUP_get_curve_GFp.
wpa_supplicant needs this in order to get the order of the coordinate
field, apparently so that they can hash to a point.
Change-Id: I92d5df7b37b67ace5f497c25f53f16bbe134aced
Reviewed-on: https://boringssl-review.googlesource.com/1622
Reviewed-by: Adam Langley <agl@google.com>
Diffstat (limited to 'crypto/ec/ec.c')
| -rw-r--r-- | crypto/ec/ec.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/crypto/ec/ec.c b/crypto/ec/ec.c index dcb9083c..34e6d90f 100644 --- a/crypto/ec/ec.c +++ b/crypto/ec/ec.c @@ -519,6 +519,16 @@ int EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor, return !BN_is_zero(&group->cofactor); } +int EC_GROUP_get_curve_GFp(const EC_GROUP *group, BIGNUM *out_p, BIGNUM *out_a, + BIGNUM *out_b, BN_CTX *ctx) { + if (group->meth->group_get_curve == 0) { + OPENSSL_PUT_ERROR(EC, EC_GROUP_get_curve_GFp, + ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); + return 0; + } + return group->meth->group_get_curve(group, out_p, out_a, out_b, ctx); +} + int EC_GROUP_get_curve_name(const EC_GROUP *group) { return group->curve_name; } int EC_GROUP_get_degree(const EC_GROUP *group) { |