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trezor-firmware/legacy/firmware/fsm_msg_stellar.h

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2018-09-06 16:28:56 +00:00
/*
* This file is part of the Trezor project, https://trezor.io/
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*
* Copyright (C) 2018 ZuluCrypto <zulucrypto@protonmail.com>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
static bool fsm_stellarCheckPath(uint32_t address_n_count,
const uint32_t *address_n) {
if (stellar_path_check(address_n_count, address_n)) {
return true;
}
if (config_getSafetyCheckLevel() == SafetyCheckLevel_Strict) {
fsm_sendFailure(FailureType_Failure_DataError, _("Forbidden key path"));
return false;
}
return fsm_layoutPathWarning();
}
void fsm_msgStellarGetAddress(const StellarGetAddress *msg) {
RESP_INIT(StellarAddress);
CHECK_INITIALIZED
CHECK_PIN
if (!fsm_stellarCheckPath(msg->address_n_count, msg->address_n)) {
layoutHome();
return;
}
const HDNode *node = stellar_deriveNode(msg->address_n, msg->address_n_count);
if (!node) {
fsm_sendFailure(FailureType_Failure_ProcessError,
_("Failed to derive private key"));
layoutHome();
return;
}
stellar_publicAddressAsStr(node->public_key + 1, resp->address,
sizeof(resp->address));
if (msg->has_show_display && msg->show_display) {
if (!fsm_layoutAddress(resp->address, _("Public account ID"), false, 0,
msg->address_n, msg->address_n_count, true, NULL, 0,
0, NULL)) {
return;
}
}
msg_write(MessageType_MessageType_StellarAddress, resp);
layoutHome();
}
void fsm_msgStellarSignTx(const StellarSignTx *msg) {
CHECK_INITIALIZED
CHECK_PIN
if (!fsm_stellarCheckPath(msg->address_n_count, msg->address_n)) {
layoutHome();
return;
}
if (!stellar_signingInit(msg)) {
fsm_sendFailure(FailureType_Failure_ProcessError,
_("Failed to derive private key"));
layoutHome();
return;
}
// Confirm transaction basics
stellar_layoutTransactionSummary(msg);
// Respond with a request for the first operation
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
void fsm_msgStellarCreateAccountOp(const StellarCreateAccountOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmCreateAccountOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarPaymentOp(const StellarPaymentOp *msg) {
CHECK_UNLOCKED
// This will display additional dialogs to the user
if (!stellar_confirmPaymentOp(msg)) return;
// Last operation was confirmed, send a StellarSignedTx
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarPathPaymentStrictReceiveOp(
const StellarPathPaymentStrictReceiveOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmPathPaymentStrictReceiveOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarPathPaymentStrictSendOp(
const StellarPathPaymentStrictSendOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmPathPaymentStrictSendOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarManageBuyOfferOp(const StellarManageBuyOfferOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmManageBuyOfferOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarManageSellOfferOp(const StellarManageSellOfferOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmManageSellOfferOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarCreatePassiveSellOfferOp(
const StellarCreatePassiveSellOfferOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmCreatePassiveSellOfferOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarSetOptionsOp(const StellarSetOptionsOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmSetOptionsOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarChangeTrustOp(const StellarChangeTrustOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmChangeTrustOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarAllowTrustOp(const StellarAllowTrustOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmAllowTrustOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarAccountMergeOp(const StellarAccountMergeOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmAccountMergeOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarManageDataOp(const StellarManageDataOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmManageDataOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
}
void fsm_msgStellarBumpSequenceOp(const StellarBumpSequenceOp *msg) {
CHECK_UNLOCKED
if (!stellar_confirmBumpSequenceOp(msg)) return;
if (stellar_allOperationsConfirmed()) {
RESP_INIT(StellarSignedTx);
stellar_fillSignedTx(resp);
msg_write(MessageType_MessageType_StellarSignedTx, resp);
layoutHome();
}
// Request the next operation to sign
else {
RESP_INIT(StellarTxOpRequest);
msg_write(MessageType_MessageType_StellarTxOpRequest, resp);
}
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}