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Remove EcGroup constructors 

You also need a generator and possibly other stuff. Let's hold off on
construction until someone has a concrete requirement for them.
This commit is contained in:
Steven Fackler 2016-11-16 13:53:03 +01:00
parent 7515510125
commit e58dda8990
1 changed files with 1 additions and 36 deletions
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37
openssl/src/ec.rs
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@ -29,30 +29,6 @@ impl EcGroup {
cvt_p(ffi::EC_GROUP_new_by_curve_name(nid.as_raw())).map(EcGroup)
}
}
/// Constructs a curve over a prime field from its components.
pub fn from_components_gfp(p: &BigNumRef,
a: &BigNumRef,
b: &BigNumRef,
ctx: &mut BigNumContextRef)
-> Result<EcGroup, ErrorStack> {
unsafe {
cvt_p(ffi::EC_GROUP_new_curve_GFp(p.as_ptr(), a.as_ptr(), b.as_ptr(), ctx.as_ptr()))
.map(EcGroup)
}
}
/// Constructs a curve over a binary field from its components.
pub fn from_components_gf2m(p: &BigNumRef,
a: &BigNumRef,
b: &BigNumRef,
ctx: &mut BigNumContextRef)
-> Result<EcGroup, ErrorStack> {
unsafe {
cvt_p(ffi::EC_GROUP_new_curve_GF2m(p.as_ptr(), a.as_ptr(), b.as_ptr(), ctx.as_ptr()))
.map(EcGroup)
}
}
}
impl EcGroupRef {
@ -331,7 +307,7 @@ impl EcKey {
#[cfg(test)]
mod test {
use bn::{BigNum, BigNumContext};
use bn::BigNumContext;
use nid;
use super::*;
@ -340,17 +316,6 @@ mod test {
EcKey::from_curve_name(nid::X9_62_PRIME256V1).unwrap();
}
#[test]
fn round_trip_prime256v1() {
let group = EcGroup::from_curve_name(nid::X9_62_PRIME256V1).unwrap();
let mut p = BigNum::new().unwrap();
let mut a = BigNum::new().unwrap();
let mut b = BigNum::new().unwrap();
let mut ctx = BigNumContext::new().unwrap();
group.components_gfp(&mut p, &mut a, &mut b, &mut ctx).unwrap();
EcGroup::from_components_gfp(&p, &a, &b, &mut ctx).unwrap();
}
#[test]
fn generate() {
let group = EcGroup::from_curve_name(nid::X9_62_PRIME256V1).unwrap();