async def sign_message(ctx, msg):
await require_confirm_sign_message(ctx, msg.message)
address_n = msg.address_n or ()
node = await seed.derive_node(ctx, address_n)
signature = secp256k1.sign(node.private_key(), message_digest(msg.message),
False)
sig = EthereumMessageSignature()
sig.address = node.ethereum_pubkeyhash()
sig.signature = signature[1:] + bytearray([signature[0]])
return sig
async def ethereum_sign_message(ctx, msg):
from trezor.messages.EthereumMessageSignature import EthereumMessageSignature
from trezor.crypto.curve import secp256k1
from ..common import seed
address_n = msg.address_n or ()
node = await seed.derive_node(ctx, address_n)
signature = secp256k1.sign(node.private_key(), message_digest(msg.message), False)
sig = EthereumMessageSignature()
sig.address = node.ethereum_pubkeyhash()
sig.signature = signature[1:] + bytearray([signature[0]])
return sig
async def sign_message(ctx, msg, keychain):
await paths.validate_path(ctx, keychain, msg.address_n)
await require_confirm_sign_message(ctx, "ETH", msg.message)
node = keychain.derive(msg.address_n)
signature = secp256k1.sign(
node.private_key(),
message_digest(msg.message),
False,
secp256k1.CANONICAL_SIG_ETHEREUM,
)
sig = EthereumMessageSignature()
sig.address = address.address_from_bytes(node.ethereum_pubkeyhash())
sig.signature = signature[1:] + bytearray([signature[0]])
return sig
async def sign_message(ctx, msg):
await paths.validate_path(ctx, validate_full_path, path=msg.address_n)
await require_confirm_sign_message(ctx, msg.message)
node = await seed.derive_node(ctx, msg.address_n)
signature = secp256k1.sign(
node.private_key(),
message_digest(msg.message),
False,
secp256k1.CANONICAL_SIG_ETHEREUM,
)
sig = EthereumMessageSignature()
sig.address = node.ethereum_pubkeyhash()
sig.signature = signature[1:] + bytearray([signature[0]])
return sig
