Computes the double of a EC_POINT
Declared in <openssl/ec.h>
int
EC_POINT_dbl(
EC_GROUP const* group,
EC_POINT* r,
EC_POINT const* a,
BN_CTX* ctx);1 on success and 0 if an error occurred
| Name | Description |
|---|---|
| group | underlying EC_GROUP object |
| r | EC_POINT object for the result (r = 2 * a) |
| a | EC_POINT object |
| ctx | BN_CTX object (optional) |