Sets the parameter of a ec over GFp defined by y^2 = x^3 + a*x + b
EC_GROUP object
BIGNUM with the prime number
BIGNUM with parameter a of the equation
BIGNUM with parameter b of the equation
BN_CTX object (optional)
1 on success and 0 if an error occured
See Implementation
Sets the parameter of a ec over GFp defined by y^2 = x^3 + a*x + b