matejcik
3 years ago
committed by
matejcik
parent
abc347d4ca
commit
d33d61d84e
@ -0,0 +1 @@
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Removed support for Lisk
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@ -1,5 +0,0 @@
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from apps.common.paths import PATTERN_SEP5
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CURVE = "ed25519"
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SLIP44_ID = 134
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PATTERN = PATTERN_SEP5
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@ -1,23 +0,0 @@
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from trezor.messages import LiskAddress
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from trezor.ui.layouts import show_address
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from apps.common import paths
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from apps.common.keychain import auto_keychain
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from .helpers import get_address_from_public_key
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@auto_keychain(__name__)
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async def get_address(ctx, msg, keychain):
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await paths.validate_path(ctx, keychain, msg.address_n)
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node = keychain.derive(msg.address_n)
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pubkey = node.public_key()
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pubkey = pubkey[1:] # skip ed25519 pubkey marker
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address = get_address_from_public_key(pubkey)
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if msg.show_display:
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title = paths.address_n_to_str(msg.address_n)
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await show_address(ctx, address=address, address_qr=address, title=title)
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return LiskAddress(address=address)
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@ -1,21 +0,0 @@
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from ubinascii import hexlify
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from trezor.messages import LiskPublicKey
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from trezor.ui.layouts import show_pubkey
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from apps.common import paths
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from apps.common.keychain import auto_keychain
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@auto_keychain(__name__)
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async def get_public_key(ctx, msg, keychain):
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await paths.validate_path(ctx, keychain, msg.address_n)
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node = keychain.derive(msg.address_n)
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pubkey = node.public_key()
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pubkey = pubkey[1:] # skip ed25519 pubkey marker
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if msg.show_display:
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await show_pubkey(ctx, hexlify(pubkey).decode())
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return LiskPublicKey(public_key=pubkey)
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@ -1,31 +0,0 @@
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from trezor.crypto.hashlib import sha256
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def get_address_from_public_key(pubkey):
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pubkeyhash = sha256(pubkey).digest()
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address = int.from_bytes(pubkeyhash[:8], "little")
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return str(address) + "L"
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def get_votes_count(votes):
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plus, minus = 0, 0
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for vote in votes:
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if vote.startswith("+"):
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plus += 1
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else:
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minus += 1
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return plus, minus
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def get_vote_tx_text(votes):
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plus, minus = get_votes_count(votes)
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text = []
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if plus > 0:
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text.append(_text_with_plural("Add", plus))
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if minus > 0:
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text.append(_text_with_plural("Remove", minus))
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return text
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def _text_with_plural(txt, value):
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return "%s %s %s" % (txt, value, ("votes" if value != 1 else "vote"))
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@ -1,84 +0,0 @@
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from ubinascii import hexlify
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from trezor import ui
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from trezor.enums import ButtonRequestType
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from trezor.strings import format_amount
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from trezor.ui.layouts import (
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confirm_metadata,
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confirm_output,
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confirm_total,
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show_pubkey,
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)
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from trezor.utils import chunks
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from .helpers import get_vote_tx_text
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async def require_confirm_tx(ctx, to, value):
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await confirm_output(
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ctx,
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to,
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format_coin_amount(value),
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font_amount=ui.BOLD,
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to_str="\nto\n",
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br_code=ButtonRequestType.SignTx,
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)
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async def require_confirm_delegate_registration(ctx, delegate_name):
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await confirm_metadata(
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ctx,
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"confirm_delegate",
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title="Confirm transaction",
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content="Do you really want to register a delegate?\n{}",
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param="\n".join(chunks(delegate_name, 20)),
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param_font=ui.BOLD,
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hide_continue=True,
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br_code=ButtonRequestType.SignTx,
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)
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async def require_confirm_vote_tx(ctx, votes):
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await confirm_metadata(
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ctx,
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"confirm_vote",
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title="Confirm transaction",
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content="\n".join(get_vote_tx_text(votes)),
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hide_continue=True,
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br_code=ButtonRequestType.SignTx,
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)
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async def require_confirm_public_key(ctx, public_key):
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return await show_pubkey(ctx, hexlify(public_key).decode())
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async def require_confirm_multisig(ctx, multisignature):
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content = "Keys group length: %s\nLife time: %s\nMin: %s" % (
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len(multisignature.keys_group),
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multisignature.life_time,
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multisignature.min,
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)
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await confirm_metadata(
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ctx,
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"confirm_multisig",
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title="Confirm transaction",
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content=content,
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hide_continue=True,
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br_code=ButtonRequestType.SignTx,
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)
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async def require_confirm_fee(ctx, value, fee):
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await confirm_total(
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ctx,
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total_amount=format_coin_amount(value),
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total_label="",
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fee_amount=format_coin_amount(fee),
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fee_label="\nfee:\n",
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br_code=ButtonRequestType.ConfirmOutput,
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)
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def format_coin_amount(value):
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return "%s LSK" % format_amount(value, 8)
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@ -1,35 +0,0 @@
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from trezor.crypto.curve import ed25519
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from trezor.crypto.hashlib import sha256
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from trezor.messages import LiskMessageSignature
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from trezor.ui.layouts import confirm_signverify
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from trezor.utils import HashWriter
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from apps.common import paths
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from apps.common.keychain import auto_keychain
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from apps.common.signverify import decode_message
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from apps.common.writers import write_bitcoin_varint
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def message_digest(message):
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h = HashWriter(sha256())
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signed_message_header = "Lisk Signed Message:\n"
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write_bitcoin_varint(h, len(signed_message_header))
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h.extend(signed_message_header)
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write_bitcoin_varint(h, len(message))
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h.extend(message)
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return sha256(h.get_digest()).digest()
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@auto_keychain(__name__)
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async def sign_message(ctx, msg, keychain):
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await paths.validate_path(ctx, keychain, msg.address_n)
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await confirm_signverify(ctx, "Lisk", decode_message(msg.message))
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node = keychain.derive(msg.address_n)
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seckey = node.private_key()
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pubkey = node.public_key()
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pubkey = pubkey[1:] # skip ed25519 pubkey marker
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signature = ed25519.sign(seckey, message_digest(msg.message))
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return LiskMessageSignature(public_key=pubkey, signature=signature)
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@ -1,150 +0,0 @@
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import ustruct
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from trezor import wire
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from trezor.crypto.curve import ed25519
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from trezor.crypto.hashlib import sha256
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from trezor.enums import LiskTransactionType
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from trezor.messages import LiskSignedTx
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from trezor.utils import HashWriter
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from apps.common import paths
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from apps.common.keychain import auto_keychain
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from . import layout
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from .helpers import get_address_from_public_key
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@auto_keychain(__name__)
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async def sign_tx(ctx, msg, keychain):
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await paths.validate_path(ctx, keychain, msg.address_n)
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pubkey, seckey = _get_keys(keychain, msg)
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transaction = _update_raw_tx(msg.transaction, pubkey)
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try:
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await _require_confirm_by_type(ctx, transaction)
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except AttributeError:
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raise wire.DataError("The transaction has invalid asset data field")
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await layout.require_confirm_fee(ctx, transaction.amount, transaction.fee)
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txbytes = _get_transaction_bytes(transaction)
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txhash = HashWriter(sha256())
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for field in txbytes:
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txhash.extend(field)
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digest = txhash.get_digest()
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signature = ed25519.sign(seckey, digest)
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return LiskSignedTx(signature=signature)
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def _get_keys(keychain, msg):
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node = keychain.derive(msg.address_n)
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seckey = node.private_key()
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pubkey = node.public_key()
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pubkey = pubkey[1:] # skip ed25519 pubkey marker
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return pubkey, seckey
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def _update_raw_tx(transaction, pubkey):
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# If device is using for second signature sender_public_key must be exist in transaction
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if not transaction.sender_public_key:
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transaction.sender_public_key = pubkey
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# For CastVotes transactions, recipientId should be equal to transaction
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# creator address.
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if transaction.type == LiskTransactionType.CastVotes:
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if not transaction.recipient_id:
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transaction.recipient_id = get_address_from_public_key(pubkey)
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return transaction
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async def _require_confirm_by_type(ctx, transaction):
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if transaction.type == LiskTransactionType.Transfer:
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return await layout.require_confirm_tx(
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ctx, transaction.recipient_id, transaction.amount
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)
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if transaction.type == LiskTransactionType.RegisterDelegate:
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return await layout.require_confirm_delegate_registration(
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ctx, transaction.asset.delegate.username
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)
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if transaction.type == LiskTransactionType.CastVotes:
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return await layout.require_confirm_vote_tx(ctx, transaction.asset.votes)
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if transaction.type == LiskTransactionType.RegisterSecondPassphrase:
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return await layout.require_confirm_public_key(
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ctx, transaction.asset.signature.public_key
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)
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if transaction.type == LiskTransactionType.RegisterMultisignatureAccount:
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return await layout.require_confirm_multisig(
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ctx, transaction.asset.multisignature
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)
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raise wire.DataError("Invalid transaction type")
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def _get_transaction_bytes(tx):
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# Required transaction parameters
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t_type = ustruct.pack("<b", tx.type)
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t_timestamp = ustruct.pack("<i", tx.timestamp)
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t_sender_public_key = tx.sender_public_key
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t_requester_public_key = tx.requester_public_key or b""
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if not tx.recipient_id:
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# Value can be empty string
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t_recipient_id = ustruct.pack(">Q", 0)
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else:
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# Lisk uses big-endian for recipient_id, string -> int -> bytes
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t_recipient_id = ustruct.pack(">Q", int(tx.recipient_id[:-1]))
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t_amount = ustruct.pack("<Q", tx.amount)
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t_asset = _get_asset_data_bytes(tx)
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t_signature = tx.signature or b""
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return (
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t_type,
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t_timestamp,
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t_sender_public_key,
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t_requester_public_key,
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t_recipient_id,
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t_amount,
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t_asset,
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t_signature,
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)
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def _get_asset_data_bytes(msg):
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if msg.type == LiskTransactionType.Transfer:
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# Transfer transaction have optional data field
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if msg.asset.data is not None:
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return msg.asset.data.encode()
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else:
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return b""
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if msg.type == LiskTransactionType.RegisterDelegate:
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return msg.asset.delegate.username.encode()
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if msg.type == LiskTransactionType.CastVotes:
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return ("".join(msg.asset.votes)).encode()
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if msg.type == LiskTransactionType.RegisterSecondPassphrase:
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return msg.asset.signature.public_key
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if msg.type == LiskTransactionType.RegisterMultisignatureAccount:
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data = b""
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data += ustruct.pack("<b", msg.asset.multisignature.min)
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data += ustruct.pack("<b", msg.asset.multisignature.life_time)
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data += ("".join(msg.asset.multisignature.keys_group)).encode()
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return data
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raise wire.DataError("Invalid transaction type")
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@ -1,21 +0,0 @@
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from trezor import wire
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from trezor.crypto.curve import ed25519
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from trezor.messages import Success
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from trezor.ui.layouts import confirm_signverify
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from apps.common.signverify import decode_message
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from .helpers import get_address_from_public_key
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from .sign_message import message_digest
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async def verify_message(ctx, msg):
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digest = message_digest(msg.message)
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verified = ed25519.verify(msg.public_key, msg.signature, digest)
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if not verified:
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raise wire.ProcessError("Invalid signature")
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address = get_address_from_public_key(msg.public_key)
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await confirm_signverify(ctx, "Lisk", decode_message(msg.message), address=address)
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return Success(message="Message verified")
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@ -1,12 +0,0 @@
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# Automatically generated by pb2py
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# fmt: off
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# isort:skip_file
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Transfer = 0
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RegisterSecondPassphrase = 1
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RegisterDelegate = 2
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CastVotes = 3
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RegisterMultisignatureAccount = 4
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CreateDapp = 5
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TransferIntoDapp = 6
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TransferOutOfDapp = 7
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