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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-11-15 20:19:23 +00:00

nem: remove star-imports, fix some style

This commit is contained in:
Jan Pochyla 2018-06-06 14:04:56 +02:00
parent 3dc1c79b1a
commit 1b495324e7
19 changed files with 248 additions and 210 deletions

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@ -1,11 +1,14 @@
from .validators import *
from apps.common import seed
from apps.common.confirm import confirm
from trezor import ui
from trezor.messages.NEMAddress import NEMAddress
from trezor.messages import ButtonRequestType
from trezor.messages.NEMAddress import NEMAddress
from trezor.ui.text import Text
from trezor.utils import chunks
from apps.common import seed
from apps.common.confirm import require_confirm
from .layout import split_address
from .helpers import get_network_str, NEM_CURVE
from .validators import validate_network
async def get_address(ctx, msg):
@ -14,35 +17,16 @@ async def get_address(ctx, msg):
address = node.nem_address(network)
if msg.show_display:
while True:
if await _show_address(ctx, address, network):
break
await _require_confirm_address(ctx, address, network)
return NEMAddress(address=address)
async def _show_address(ctx, address: str, network: int):
lines = _split_address(address)
content = Text('Export NEM address', ui.ICON_RECEIVE,
ui.MONO, _get_network_str(network) + ' network',
ui.MONO, *lines,
icon_color=ui.GREEN)
return await confirm(
ctx,
content,
code=ButtonRequestType.Address,
cancel_style=ui.BTN_KEY)
def _split_address(address: str):
return chunks(address, 17)
def _get_network_str(network: int) -> str:
if network == NEM_NETWORK_MAINNET:
return 'Mainnet'
elif network == NEM_NETWORK_TESTNET:
return 'Testnet'
elif network == NEM_NETWORK_MIJIN:
return 'Mijin'
async def _require_confirm_address(ctx, address: str, network: int):
lines = split_address(address)
content = Text(
'Export NEM address', ui.ICON_RECEIVE,
ui.NORMAL, '%s network' % get_network_str(network),
ui.MONO, *lines,
icon_color=ui.GREEN)
await require_confirm(ctx, content, code=ButtonRequestType.Address)

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@ -26,3 +26,12 @@ NEM_MOSAIC_AMOUNT_DIVISOR = const(1000000)
NEM_MAX_PLAIN_PAYLOAD_SIZE = const(1024)
NEM_MAX_ENCRYPTED_PAYLOAD_SIZE = const(960)
def get_network_str(network: int) -> str:
if network == NEM_NETWORK_MAINNET:
return 'Mainnet'
elif network == NEM_NETWORK_TESTNET:
return 'Testnet'
elif network == NEM_NETWORK_MIJIN:
return 'Mijin'

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@ -1,39 +1,44 @@
from apps.common.confirm import *
from trezor import ui
from trezor.messages import ButtonRequestType
from trezor.ui.text import Text
from trezor.utils import chunks, format_amount, split_words
from .helpers import *
from apps.common.confirm import require_confirm, require_hold_to_confirm
from .helpers import NEM_MAX_DIVISIBILITY
async def require_confirm_text(ctx, action: str):
await require_confirm_content(ctx, 'Confirm action', split_words(action, 18))
words = split_words(action, 18)
await require_confirm_content(ctx, 'Confirm action', words)
async def require_confirm_fee(ctx, action: str, fee: int):
content = [ui.NORMAL, action,
ui.BOLD, format_amount(fee, NEM_MAX_DIVISIBILITY) + ' XEM']
content = (
ui.NORMAL, action,
ui.BOLD, '%s XEM' % format_amount(fee, NEM_MAX_DIVISIBILITY),
)
await require_confirm_content(ctx, 'Confirm fee', content)
async def require_confirm_content(ctx, headline: str, content: []):
text = Text(headline, ui.ICON_SEND,
*content,
icon_color=ui.GREEN)
async def require_confirm_content(ctx, headline: str, content: list):
text = Text(headline, ui.ICON_SEND, *content, icon_color=ui.GREEN)
await require_confirm(ctx, text, ButtonRequestType.ConfirmOutput)
async def require_confirm_final(ctx, fee: int):
content = Text('Final confirm', ui.ICON_SEND,
ui.NORMAL, 'Sign this transaction',
ui.BOLD, 'and pay ' + format_amount(fee, NEM_MAX_DIVISIBILITY) + ' XEM',
ui.NORMAL, 'for network fee?',
icon_color=ui.GREEN)
await require_hold_to_confirm(ctx, content, ButtonRequestType.SignTx) # we use SignTx, not ConfirmOutput, for compatibility with T1
content = Text(
'Final confirm', ui.ICON_SEND,
ui.NORMAL, 'Sign this transaction',
ui.BOLD, 'and pay %s XEM' % format_amount(fee, NEM_MAX_DIVISIBILITY),
ui.NORMAL, 'for network fee?',
icon_color=ui.GREEN)
# we use SignTx, not ConfirmOutput, for compatibility with T1
await require_hold_to_confirm(ctx, content, ButtonRequestType.SignTx)
def split_address(data):
return chunks(data, 17)
def split_address(address: str):
return chunks(address, 17)
def trim(payload: str, length: int) -> str:

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@ -1,12 +1,15 @@
from .layout import *
from .serialize import *
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.messages.NEMMosaicCreation import NEMMosaicCreation
from trezor.messages.NEMMosaicSupplyChange import NEMMosaicSupplyChange
from . import layout, serialize
async def mosaic_creation(ctx, public_key: bytes, common: NEMTransactionCommon, creation: NEMMosaicCreation) -> bytearray:
await ask_mosaic_creation(ctx, common, creation)
return serialize_mosaic_creation(common, creation, public_key)
await layout.ask_mosaic_creation(ctx, common, creation)
return serialize.serialize_mosaic_creation(common, creation, public_key)
async def supply_change(ctx, public_key: bytes, common: NEMTransactionCommon, change: NEMMosaicSupplyChange):
await ask_supply_change(ctx, common, change)
return serialize_mosaic_supply_change(common, change, public_key)
async def supply_change(ctx, public_key: bytes, common: NEMTransactionCommon, change: NEMMosaicSupplyChange) -> bytearray:
await layout.ask_supply_change(ctx, common, change)
return serialize.serialize_mosaic_supply_change(common, change, public_key)

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@ -1,7 +1,7 @@
from .nem_mosaics import mosaics
def get_mosaic_definition(namespace_name: str, mosaic_name: str, network: int):
def get_mosaic_definition(namespace_name: str, mosaic_name: str, network: int) -> dict:
for m in mosaics:
if namespace_name == m["namespace"] and mosaic_name == m["mosaic"]:
if ("networks" not in m) or (network in m["networks"]):
@ -9,7 +9,7 @@ def get_mosaic_definition(namespace_name: str, mosaic_name: str, network: int):
return None
def is_nem_xem_mosaic(namespace_name: str, mosaic_name: str):
def is_nem_xem_mosaic(namespace_name: str, mosaic_name: str) -> bool:
if namespace_name == "nem" and mosaic_name == "xem":
return True
return False

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@ -1,11 +1,16 @@
from apps.nem.layout import *
from trezor.messages import NEMTransactionCommon
from trezor.messages import NEMSupplyChangeType
from trezor.messages import NEMMosaicDefinition
from trezor.messages import NEMMosaicCreation
from trezor.messages import NEMMosaicSupplyChange
from trezor.messages import NEMMosaicLevy
from micropython import const
from trezor import ui
from trezor.messages import (NEMMosaicCreation, NEMMosaicDefinition,
NEMMosaicLevy, NEMMosaicSupplyChange,
NEMSupplyChangeType, NEMTransactionCommon)
from trezor.ui.confirm import ConfirmDialog
from trezor.ui.scroll import Scrollpage, animate_swipe, paginate
from trezor.ui.text import Text
from trezor.utils import split_words
from ..layout import (require_confirm_content, require_confirm_fee,
require_confirm_final, require_confirm_text,
split_address, trim)
async def ask_mosaic_creation(ctx, common: NEMTransactionCommon, creation: NEMMosaicCreation):

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@ -1,8 +1,11 @@
from apps.nem.writers import *
from apps.nem.helpers import *
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.messages.NEMMosaicSupplyChange import NEMMosaicSupplyChange
from trezor.messages.NEMMosaicCreation import NEMMosaicCreation
from trezor.messages.NEMMosaicSupplyChange import NEMMosaicSupplyChange
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from ..helpers import (NEM_TRANSACTION_TYPE_MOSAIC_CREATION,
NEM_TRANSACTION_TYPE_MOSAIC_SUPPLY_CHANGE)
from ..writers import (write_bytes_with_length, write_common, write_uint32,
write_uint64)
def serialize_mosaic_creation(common: NEMTransactionCommon, creation: NEMMosaicCreation, public_key: bytes):
@ -17,10 +20,10 @@ def serialize_mosaic_creation(common: NEMTransactionCommon, creation: NEMMosaicC
write_bytes_with_length(mosaics_w, bytearray(creation.definition.description))
write_uint32(mosaics_w, 4) # number of properties
_write_property(mosaics_w, "divisibility", creation.definition.divisibility)
_write_property(mosaics_w, "initialSupply", creation.definition.supply)
_write_property(mosaics_w, "supplyMutable", creation.definition.mutable_supply)
_write_property(mosaics_w, "transferable", creation.definition.transferable)
_write_property(mosaics_w, 'divisibility', creation.definition.divisibility)
_write_property(mosaics_w, 'initialSupply', creation.definition.supply)
_write_property(mosaics_w, 'supplyMutable', creation.definition.mutable_supply)
_write_property(mosaics_w, 'transferable', creation.definition.transferable)
if creation.definition.levy:
levy_identifier_length = 4 + len(creation.definition.levy_namespace) + 4 + len(creation.definition.levy_mosaic)
@ -58,15 +61,15 @@ def serialize_mosaic_supply_change(common: NEMTransactionCommon, change: NEMMosa
def _write_property(w: bytearray, name: str, value):
if value is None:
if name in ['divisibility', 'initialSupply']:
if name in ('divisibility', 'initialSupply'):
value = 0
elif name in ['supplyMutable', 'transferable']:
elif name in ('supplyMutable', 'transferable'):
value = False
if type(value) == bool:
if value:
value = "true"
value = 'true'
else:
value = "false"
value = 'false'
elif type(value) == int:
value = str(value)
elif type(value) != str:

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@ -1,21 +1,20 @@
from .serialize import *
from .layout import *
from trezor.messages.NEMAggregateModification import NEMAggregateModification
from trezor.messages.NEMSignTx import NEMSignTx
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from . import layout, serialize
async def ask(ctx, msg: NEMSignTx):
await ask_multisig(ctx, msg)
await layout.ask_multisig(ctx, msg)
def initiate(public_key, common: NEMTransactionCommon, inner_tx: bytes) -> bytes:
return serialize_multisig(common, public_key, inner_tx)
return serialize.serialize_multisig(common, public_key, inner_tx)
def cosign(public_key, common: NEMTransactionCommon, inner_tx: bytes, signer: bytes) -> bytes:
return serialize_multisig_signature(common,
public_key,
inner_tx,
signer)
return serialize.serialize_multisig_signature(common, public_key, inner_tx, signer)
async def aggregate_modification(ctx,
@ -23,12 +22,12 @@ async def aggregate_modification(ctx,
common: NEMTransactionCommon,
aggr: NEMAggregateModification,
multisig: bool):
await ask_aggregate_modification(ctx, common, aggr, multisig)
w = serialize_aggregate_modification(common, aggr, public_key)
await layout.ask_aggregate_modification(ctx, common, aggr, multisig)
w = serialize.serialize_aggregate_modification(common, aggr, public_key)
for m in aggr.modifications:
serialize_cosignatory_modification(w, m.type, m.public_key)
serialize.serialize_cosignatory_modification(w, m.type, m.public_key)
if aggr.relative_change:
serialize_minimum_cosignatories(w, aggr.relative_change)
serialize.serialize_minimum_cosignatories(w, aggr.relative_change)
return w

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@ -1,9 +1,13 @@
from apps.nem.layout import *
from trezor.messages import NEMAggregateModification
from trezor.messages import NEMModificationType
from trezor.messages import NEMSignTx
from trezor.messages import NEMTransactionCommon
from trezor import ui
from trezor.crypto import nem
from trezor.messages import (ButtonRequestType, NEMAggregateModification,
NEMModificationType, NEMSignTx,
NEMTransactionCommon)
from trezor.ui.text import Text
from ..layout import (require_confirm, require_confirm_fee,
require_confirm_final, require_confirm_text,
split_address)
async def ask_multisig(ctx, msg: NEMSignTx):

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@ -1,10 +1,11 @@
from apps.nem.writers import *
from apps.nem.helpers import *
from trezor.messages.NEMSignTx import NEMSignTx
from trezor.crypto import hashlib
from trezor.crypto import nem
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.crypto import hashlib, nem
from trezor.messages.NEMAggregateModification import NEMAggregateModification
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from ..helpers import (NEM_TRANSACTION_TYPE_AGGREGATE_MODIFICATION,
NEM_TRANSACTION_TYPE_MULTISIG,
NEM_TRANSACTION_TYPE_MULTISIG_SIGNATURE)
from ..writers import write_bytes_with_length, write_common, write_uint32
def serialize_multisig(common: NEMTransactionCommon, public_key: bytes, inner: bytes):

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@ -1,7 +1,9 @@
from .layout import *
from .serialize import *
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.messages.NEMProvisionNamespace import NEMProvisionNamespace
from . import layout, serialize
async def namespace(ctx, public_key: bytes, common: NEMTransactionCommon, namespace: NEMProvisionNamespace) -> bytearray:
await ask_provision_namespace(ctx, common, namespace)
return serialize_provision_namespace(common, namespace, public_key)
await layout.ask_provision_namespace(ctx, common, namespace)
return serialize.serialize_provision_namespace(common, namespace, public_key)

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@ -1,18 +1,20 @@
from apps.nem.layout import *
from trezor.messages import NEMTransactionCommon
from trezor.messages import NEMProvisionNamespace
from trezor import ui
from trezor.messages import NEMProvisionNamespace, NEMTransactionCommon
from ..layout import (require_confirm_content, require_confirm_fee,
require_confirm_final)
async def ask_provision_namespace(ctx, common: NEMTransactionCommon, namespace: NEMProvisionNamespace):
if namespace.parent:
content = [ui.NORMAL, 'Create namespace',
content = (ui.NORMAL, 'Create namespace',
ui.BOLD, namespace.namespace,
ui.NORMAL, 'under namespace',
ui.BOLD, namespace.parent]
ui.BOLD, namespace.parent)
await require_confirm_content(ctx, 'Confirm namespace', content)
else:
content = [ui.NORMAL, 'Create namespace',
ui.BOLD, namespace.namespace]
content = (ui.NORMAL, 'Create namespace',
ui.BOLD, namespace.namespace)
await require_confirm_content(ctx, 'Confirm namespace', content)
await require_confirm_fee(ctx, 'Confirm rental fee', namespace.fee)

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@ -1,7 +1,8 @@
from apps.nem.helpers import *
from apps.nem.writers import *
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.messages.NEMProvisionNamespace import NEMProvisionNamespace
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from ..helpers import NEM_TRANSACTION_TYPE_PROVISION_NAMESPACE
from ..writers import write_bytes_with_length, write_common, write_uint32, write_uint64
def serialize_provision_namespace(common: NEMTransactionCommon, namespace: NEMProvisionNamespace, public_key: bytes) -> bytearray:

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@ -1,13 +1,11 @@
from apps.nem import namespace
from apps.nem import transfer
from apps.nem import mosaic
from apps.nem import multisig
from apps.nem.validators import validate
from apps.nem.helpers import *
from apps.common import seed
from trezor.messages.NEMSignTx import NEMSignTx
from trezor.messages.NEMSignedTx import NEMSignedTx
from trezor.crypto.curve import ed25519
from trezor.messages.NEMSignedTx import NEMSignedTx
from trezor.messages.NEMSignTx import NEMSignTx
from apps.common import seed
from . import mosaic, multisig, namespace, transfer
from .helpers import NEM_CURVE, NEM_HASH_ALG
from .validators import validate
async def sign_tx(ctx, msg: NEMSignTx):

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@ -1,20 +1,22 @@
from .layout import *
from .serialize import *
from trezor.messages.NEMSignTx import NEMTransfer
from trezor.messages.NEMTransfer import NEMTransfer
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.messages.NEMImportanceTransfer import NEMImportanceTransfer
from . import layout, serialize
async def transfer(ctx, public_key: bytes, common: NEMTransactionCommon, transfer: NEMTransfer, node):
transfer.mosaics = canonicalize_mosaics(transfer.mosaics)
transfer.mosaics = serialize.canonicalize_mosaics(transfer.mosaics)
payload, encrypted = serialize.get_transfer_payload(transfer, node)
payload, encrypted = get_transfer_payload(transfer, node)
await ask_transfer(ctx, common, transfer, payload, encrypted)
await layout.ask_transfer(ctx, common, transfer, payload, encrypted)
w = serialize_transfer(common, transfer, public_key, payload, encrypted)
w = serialize.serialize_transfer(common, transfer, public_key, payload, encrypted)
for mosaic in transfer.mosaics:
serialize_mosaic(w, mosaic.namespace, mosaic.mosaic, mosaic.quantity)
serialize.serialize_mosaic(w, mosaic.namespace, mosaic.mosaic, mosaic.quantity)
return w
async def importance_transfer(ctx, public_key: bytes, common: NEMTransactionCommon, imp: NEMImportanceTransfer):
await ask_importance_transfer(ctx, common, imp)
return serialize_importance_transfer(common, imp, public_key)
await layout.ask_importance_transfer(ctx, common, imp)
return serialize.serialize_importance_transfer(common, imp, public_key)

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@ -1,22 +1,24 @@
from apps.nem.layout import *
from apps.nem.mosaic.helpers import *
from trezor.messages import NEMImportanceTransferMode
from trezor.messages import NEMTransfer
from trezor.messages import NEMImportanceTransfer
from trezor.messages import NEMTransactionCommon
from trezor.messages import NEMMosaic
from trezor.messages import NEMMosaicLevy
from trezor import ui
from trezor.messages import (ButtonRequestType, NEMImportanceTransfer,
NEMImportanceTransferMode, NEMMosaic,
NEMMosaicLevy, NEMTransactionCommon, NEMTransfer)
from trezor.ui.text import Text
from trezor.utils import format_amount, split_words
from apps.common.confirm import require_confirm
from ..helpers import (NEM_LEVY_PERCENTILE_DIVISOR_ABSOLUTE,
NEM_MAX_DIVISIBILITY, NEM_MOSAIC_AMOUNT_DIVISOR)
from ..layout import require_confirm_final, require_confirm_text, split_address
from ..mosaic.helpers import get_mosaic_definition, is_nem_xem_mosaic
async def ask_transfer(ctx, common: NEMTransactionCommon, transfer: NEMTransfer, payload, encrypted):
async def ask_transfer(ctx, common: NEMTransactionCommon, transfer: NEMTransfer, payload: bytes, encrypted: bool):
if payload:
await _require_confirm_payload(ctx, transfer.payload, encrypted)
for mosaic in transfer.mosaics:
await ask_transfer_mosaic(ctx, common, transfer, mosaic)
await _require_confirm_transfer(ctx, transfer.recipient, _get_xem_amount(transfer))
await require_confirm_final(ctx, common.fee)
@ -29,20 +31,22 @@ async def ask_transfer_mosaic(ctx, common: NEMTransactionCommon, transfer: NEMTr
if definition:
msg = Text('Confirm mosaic', ui.ICON_SEND,
ui.NORMAL, 'Confirm transfer of',
ui.BOLD, format_amount(mosaic_quantity, definition["divisibility"]) + definition["ticker"],
'Confirm transfer of',
ui.BOLD, format_amount(mosaic_quantity, definition['divisibility']) + definition['ticker'],
ui.NORMAL, 'of',
ui.BOLD, definition["name"],
ui.BOLD, definition['name'],
icon_color=ui.GREEN)
await require_confirm(ctx, msg, ButtonRequestType.ConfirmOutput)
if "levy" in definition and "fee" in definition:
if 'levy' in definition and 'fee' in definition:
levy_msg = _get_levy_msg(definition, mosaic_quantity, common.network)
msg = Text('Confirm mosaic', ui.ICON_SEND,
ui.NORMAL, 'Confirm mosaic',
ui.NORMAL, 'levy fee of',
'Confirm mosaic',
'levy fee of',
ui.BOLD, levy_msg,
icon_color=ui.GREEN)
await require_confirm(ctx, msg, ButtonRequestType.ConfirmOutput)
else:
@ -54,16 +58,16 @@ async def ask_transfer_mosaic(ctx, common: NEMTransactionCommon, transfer: NEMTr
msg = Text('Confirm mosaic', ui.ICON_SEND,
ui.NORMAL, 'Confirm transfer of',
ui.BOLD, str(mosaic_quantity) + ' raw units',
ui.BOLD, '%s raw units' % mosaic_quantity,
ui.NORMAL, 'of',
ui.BOLD, mosaic.namespace + '.' + mosaic.mosaic,
ui.BOLD, '%s.%s' % (mosaic.namespace, mosaic.mosaic),
icon_color=ui.GREEN)
await require_confirm(ctx, msg, ButtonRequestType.ConfirmOutput)
def _get_xem_amount(transfer: NEMTransfer):
# mosaics are empty the transfer.amount denotes the xem amount
if not len(transfer.mosaics):
# if mosaics are empty the transfer.amount denotes the xem amount
if not transfer.mosaics:
return transfer.amount
# otherwise xem amount is taken from the nem xem mosaic if present
for mosaic in transfer.mosaics:
@ -74,12 +78,18 @@ def _get_xem_amount(transfer: NEMTransfer):
def _get_levy_msg(mosaic_definition, quantity: int, network: int) -> str:
levy_definition = get_mosaic_definition(mosaic_definition["levy_namespace"], mosaic_definition["levy_mosaic"], network)
if mosaic_definition["levy"] == NEMMosaicLevy.MosaicLevy_Absolute:
levy_fee = mosaic_definition["fee"]
levy_definition = get_mosaic_definition(
mosaic_definition['levy_namespace'],
mosaic_definition['levy_mosaic'],
network)
if mosaic_definition['levy'] == NEMMosaicLevy.MosaicLevy_Absolute:
levy_fee = mosaic_definition['fee']
else:
levy_fee = quantity * mosaic_definition["fee"] / NEM_LEVY_PERCENTILE_DIVISOR_ABSOLUTE
return format_amount(levy_fee, levy_definition["divisibility"]) + levy_definition["ticker"]
levy_fee = quantity * mosaic_definition['fee'] / NEM_LEVY_PERCENTILE_DIVISOR_ABSOLUTE
return format_amount(
levy_fee,
levy_definition['divisibility']
) + levy_definition['ticker']
async def ask_importance_transfer(ctx, common: NEMTransactionCommon, imp: NEMImportanceTransfer):
@ -93,7 +103,7 @@ async def ask_importance_transfer(ctx, common: NEMTransactionCommon, imp: NEMImp
async def _require_confirm_transfer(ctx, recipient, value):
content = Text('Confirm transfer', ui.ICON_SEND,
ui.BOLD, 'Send ' + format_amount(value, NEM_MAX_DIVISIBILITY) + ' XEM',
ui.BOLD, 'Send %s XEM' % format_amount(value, NEM_MAX_DIVISIBILITY),
ui.NORMAL, 'to',
ui.MONO, *split_address(recipient),
icon_color=ui.GREEN)

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@ -1,15 +1,21 @@
from apps.nem.writers import *
from apps.nem.helpers import *
from trezor.messages.NEMMosaic import NEMMosaic
from trezor.messages.NEMImportanceTransfer import NEMImportanceTransfer
from trezor.messages.NEMTransfer import NEMTransfer
from trezor.crypto import random
from trezor.messages.NEMImportanceTransfer import NEMImportanceTransfer
from trezor.messages.NEMMosaic import NEMMosaic
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
from trezor.messages.NEMTransfer import NEMTransfer
from ..helpers import (AES_BLOCK_SIZE, NEM_SALT_SIZE,
NEM_TRANSACTION_TYPE_IMPORTANCE_TRANSFER,
NEM_TRANSACTION_TYPE_TRANSFER)
from ..writers import write_bytes_with_length, write_common, write_uint32, write_uint64
def serialize_transfer(common: NEMTransactionCommon, transfer: NEMTransfer,
public_key: bytes, payload: bytes=None, encrypted: bool=False) -> bytearray:
tx = write_common(common,
bytearray(public_key),
def serialize_transfer(common: NEMTransactionCommon,
transfer: NEMTransfer,
public_key: bytes,
payload: bytes = None,
encrypted: bool = False) -> bytearray:
tx = write_common(common, bytearray(public_key),
NEM_TRANSACTION_TYPE_TRANSFER,
_get_version(common.network, transfer.mosaics))
@ -43,8 +49,11 @@ def serialize_mosaic(w: bytearray, namespace: str, mosaic: str, quantity: int):
write_uint64(w, quantity)
def serialize_importance_transfer(common: NEMTransactionCommon, imp: NEMImportanceTransfer, public_key: bytes)-> bytearray:
w = write_common(common, bytearray(public_key), NEM_TRANSACTION_TYPE_IMPORTANCE_TRANSFER)
def serialize_importance_transfer(common: NEMTransactionCommon,
imp: NEMImportanceTransfer,
public_key: bytes) -> bytearray:
w = write_common(common, bytearray(public_key),
NEM_TRANSACTION_TYPE_IMPORTANCE_TRANSFER)
write_uint32(w, imp.mode)
write_bytes_with_length(w, bytearray(imp.public_key))
@ -56,7 +65,7 @@ def get_transfer_payload(transfer: NEMTransfer, node) -> [bytes, bool]:
encrypted = False
if transfer.public_key is not None:
if payload is None:
raise ValueError("Public key provided but no payload to encrypt")
raise ValueError('Public key provided but no payload to encrypt')
payload = _encrypt(node, transfer.public_key, transfer.payload)
encrypted = True
@ -90,7 +99,7 @@ def are_mosaics_equal(a: NEMMosaic, b: NEMMosaic) -> bool:
def merge_mosaics(mosaics: list) -> list:
if not len(mosaics):
if not mosaics:
return list()
ret = list()
for i in mosaics:

View File

@ -1,18 +1,19 @@
from apps.nem.helpers import *
from trezor.messages import NEMModificationType
from trezor.messages.NEMSignTx import NEMAggregateModification
from trezor.messages.NEMSignTx import NEMImportanceTransfer
from trezor.messages.NEMSignTx import NEMMosaicCreation
from trezor.messages.NEMSignTx import NEMMosaicSupplyChange
from trezor.messages.NEMSignTx import NEMProvisionNamespace
from trezor.messages.NEMSignTx import NEMSignTx
from trezor.messages.NEMSignTx import NEMTransactionCommon
from trezor.messages.NEMSignTx import NEMTransfer
from trezor.crypto import nem
from trezor.messages import NEMModificationType
from trezor.messages.NEMSignTx import (NEMAggregateModification,
NEMImportanceTransfer,
NEMMosaicCreation,
NEMMosaicSupplyChange,
NEMProvisionNamespace, NEMSignTx,
NEMTransactionCommon, NEMTransfer)
from .helpers import (NEM_MAX_DIVISIBILITY, NEM_MAX_ENCRYPTED_PAYLOAD_SIZE,
NEM_MAX_PLAIN_PAYLOAD_SIZE, NEM_MAX_SUPPLY,
NEM_NETWORK_MAINNET, NEM_NETWORK_MIJIN,
NEM_NETWORK_TESTNET, NEM_PUBLIC_KEY_SIZE)
def validate(msg: NEMSignTx):
if msg.transaction is None:
raise ValueError('No common provided')
@ -42,13 +43,9 @@ def validate(msg: NEMSignTx):
def validate_network(network: int) -> int:
if network is None:
return NEM_NETWORK_MAINNET
_validate_network(network)
return network
def _validate_network(network: int):
if network not in [NEM_NETWORK_MAINNET, NEM_NETWORK_TESTNET, NEM_NETWORK_MIJIN]:
if network not in (NEM_NETWORK_MAINNET, NEM_NETWORK_TESTNET, NEM_NETWORK_MIJIN):
raise ValueError('Invalid NEM network')
return network
def _validate_single_tx(msg: NEMSignTx):
@ -65,8 +62,7 @@ def _validate_single_tx(msg: NEMSignTx):
raise ValueError('More than one transaction provided')
def _validate_common(common: NEMTransactionCommon, inner: bool=False):
def _validate_common(common: NEMTransactionCommon, inner: bool = False):
common.network = validate_network(common.network)
err = None
@ -85,19 +81,19 @@ def _validate_common(common: NEMTransactionCommon, inner: bool=False):
if err:
if inner:
raise ValueError('No ' + err + ' provided in inner transaction')
raise ValueError('No %s provided in inner transaction' % err)
else:
raise ValueError('No ' + err + ' provided')
raise ValueError('No %s provided' % err)
if common.signer is not None:
_validate_public_key(common.signer, 'Invalid signer public key in inner transaction')
def _validate_public_key(public_key: bytes, err_msg):
def _validate_public_key(public_key: bytes, err_msg: str):
if not public_key:
raise ValueError(err_msg + ' (none provided)')
raise ValueError('%s (none provided)' % err_msg)
if len(public_key) != NEM_PUBLIC_KEY_SIZE:
raise ValueError(err_msg + ' (invalid length)')
raise ValueError('%s (invalid length)' % err_msg)
def _validate_importance_transfer(importance_transfer: NEMImportanceTransfer):
@ -107,24 +103,26 @@ def _validate_importance_transfer(importance_transfer: NEMImportanceTransfer):
def _validate_multisig(multisig: NEMTransactionCommon, network: int):
_validate_public_key(multisig.signer, 'Invalid multisig signer public key provided')
if multisig.network != network:
raise ValueError('Inner transaction network is different')
_validate_public_key(multisig.signer, 'Invalid multisig signer public key provided')
def _validate_aggregate_modification(aggregate_modification: NEMAggregateModification, creation: bool=False):
def _validate_aggregate_modification(
aggregate_modification: NEMAggregateModification,
creation: bool = False):
if creation and len(aggregate_modification.modifications) == 0:
if creation and not aggregate_modification.modifications:
raise ValueError('No modifications provided')
for m in aggregate_modification.modifications:
if not m.type:
raise ValueError('No modification type provided')
if m.type not in [
if m.type not in (
NEMModificationType.CosignatoryModification_Add,
NEMModificationType.CosignatoryModification_Delete
]:
raise ValueError('Unknown aggregate modification ')
):
raise ValueError('Unknown aggregate modification')
if creation and m.type == NEMModificationType.CosignatoryModification_Delete:
raise ValueError('Cannot remove cosignatory when converting account')
_validate_public_key(m.public_key, 'Invalid cosignatory public key provided')
@ -156,7 +154,7 @@ def _validate_mosaic_creation(mosaic_creation: NEMMosaicCreation, network: int):
raise ValueError('Name not allowed in mosaic creation transactions')
if mosaic_creation.definition.ticker is not None:
raise ValueError('Ticker not allowed in mosaic creation transactions')
if len(mosaic_creation.definition.networks):
if mosaic_creation.definition.networks:
raise ValueError('Networks not allowed in mosaic creation transactions')
if mosaic_creation.definition.namespace is None:
@ -165,9 +163,9 @@ def _validate_mosaic_creation(mosaic_creation: NEMMosaicCreation, network: int):
raise ValueError('No mosaic name provided')
if mosaic_creation.definition.supply is not None and mosaic_creation.definition.divisibility is None:
raise ValueError('Definition divisibility needs to be provided when supply is')
raise ValueError('Definition divisibility needs to be provided when supply is')
if mosaic_creation.definition.supply is None and mosaic_creation.definition.divisibility is not None:
raise ValueError('Definition supply needs to be provided when divisibility is')
raise ValueError('Definition supply needs to be provided when divisibility is')
if mosaic_creation.definition.levy is not None:
if mosaic_creation.definition.fee is None:

View File

@ -1,4 +1,3 @@
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon
@ -29,8 +28,12 @@ def write_bytes_with_length(w, buf: bytearray):
write_bytes(w, buf)
def write_common(common: NEMTransactionCommon, public_key: bytearray, transaction_type: int, version: int=None) -> bytearray:
def write_common(common: NEMTransactionCommon,
public_key: bytearray,
transaction_type: int,
version: int = None) -> bytearray:
ret = bytearray()
write_uint32(ret, transaction_type)
if version is None:
version = common.network << 24 | 1