pub enum CurveId {
Secp256k1,
}Expand description
Fixed curves supported by the native curve precompile.
Variants§
Secp256k1
Implementations§
Source§impl CurveId
impl CurveId
Sourcepub fn from_id(id: Felt) -> Option<Self>
pub fn from_id(id: Felt) -> Option<Self>
Returns the supported curve for an internal curve selector.
Sourcepub fn id(self) -> Felt
pub fn id(self) -> Felt
Returns the stable local curve selector retained for dispatch metadata.
Sourcepub const fn group_ptr(self) -> u32
pub const fn group_ptr(self) -> u32
Returns the VM-owned group configuration pointer used in curve VALUE tags.
Sourcepub const fn from_group_ptr(ptr: u32) -> Option<Self>
pub const fn from_group_ptr(ptr: u32) -> Option<Self>
Returns the supported curve for a VM-owned group configuration pointer.
Sourcepub const fn a_ptr(self) -> u32
pub const fn a_ptr(self) -> u32
Returns the VM-owned pointer for this curve’s first coefficient.
Sourcepub const fn b_ptr(self) -> u32
pub const fn b_ptr(self) -> u32
Returns the VM-owned pointer for this curve’s second coefficient.
Sourcepub const fn base_domain(self) -> UintDomain
pub const fn base_domain(self) -> UintDomain
Returns the base-field domain used by affine point coordinates.
Sourcepub const fn scalar_domain(self) -> UintDomain
pub const fn scalar_domain(self) -> UintDomain
Returns this curve’s scalar-field domain.
Sourcepub fn generator(self) -> CurvePoint
pub fn generator(self) -> CurvePoint
Returns this curve’s conventional generator point.
Sourcepub fn point_from_affine(
self,
x: Limbs,
y: Limbs,
) -> Result<CurvePoint, PrecompileError>
pub fn point_from_affine( self, x: Limbs, y: Limbs, ) -> Result<CurvePoint, PrecompileError>
Checked boundary dispatcher that constructs this curve’s canonical point for affine coordinates.
Sourcepub fn is_on_curve(self, point: &CurvePoint) -> bool
pub fn is_on_curve(self, point: &CurvePoint) -> bool
Returns whether point is a valid point on this curve.
Sourcepub fn add(
self,
lhs: CurvePoint,
rhs: CurvePoint,
) -> Result<CurvePoint, PrecompileError>
pub fn add( self, lhs: CurvePoint, rhs: CurvePoint, ) -> Result<CurvePoint, PrecompileError>
Trusted dispatcher that adds two canonical valid points on this curve.
Sourcepub fn neg(self, point: CurvePoint) -> Result<CurvePoint, PrecompileError>
pub fn neg(self, point: CurvePoint) -> Result<CurvePoint, PrecompileError>
Trusted dispatcher that negates a canonical valid point on this curve.
Sourcepub fn sub(
self,
lhs: CurvePoint,
rhs: CurvePoint,
) -> Result<CurvePoint, PrecompileError>
pub fn sub( self, lhs: CurvePoint, rhs: CurvePoint, ) -> Result<CurvePoint, PrecompileError>
Trusted dispatcher that subtracts two canonical valid points on this curve.
Sourcepub fn mul_scalar(
self,
point: CurvePoint,
scalar: Limbs,
) -> Result<CurvePoint, PrecompileError>
pub fn mul_scalar( self, point: CurvePoint, scalar: Limbs, ) -> Result<CurvePoint, PrecompileError>
Trusted dispatcher that multiplies a canonical valid point by a canonical scalar-field value.
Trait Implementations§
impl Copy for CurveId
impl Eq for CurveId
impl StructuralPartialEq for CurveId
Auto Trait Implementations§
impl Freeze for CurveId
impl RefUnwindSafe for CurveId
impl Send for CurveId
impl Sync for CurveId
impl Unpin for CurveId
impl UnsafeUnpin for CurveId
impl UnwindSafe for CurveId
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