async def get_ecdh_session_key(ctx, msg):
if msg.ecdsa_curve_name is None:
msg.ecdsa_curve_name = 'secp256k1'
identity = serialize_identity(msg.identity)
await require_confirm_ecdh_session_key(ctx, msg.identity)
address_n = get_ecdh_path(identity, msg.identity.index or 0)
node = await seed.derive_node(ctx, address_n, msg.ecdsa_curve_name)
session_key = ecdh(seckey=node.private_key(),
peer_public_key=msg.peer_public_key,
curve=msg.ecdsa_curve_name)
return ECDHSessionKey(session_key=session_key)
async def get_ecdh_session_key(ctx, msg):
if msg.ecdsa_curve_name is None:
msg.ecdsa_curve_name = "secp256k1"
keychain = await get_keychain(ctx, [(msg.ecdsa_curve_name, [])])
identity = serialize_identity(msg.identity)
await require_confirm_ecdh_session_key(ctx, msg.identity)
address_n = get_ecdh_path(identity, msg.identity.index or 0)
node = keychain.derive(address_n)
session_key = ecdh(
seckey=node.private_key(),
peer_public_key=msg.peer_public_key,
curve=msg.ecdsa_curve_name,
)
return ECDHSessionKey(session_key=session_key)