mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-19 22:18:13 +00:00
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
void fsm_msgEthereumSignTx(EthereumSignTx *msg)
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{
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CHECK_INITIALIZED
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CHECK_PIN
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const HDNode *node = fsm_getDerivedNode(SECP256K1_NAME, msg->address_n, msg->address_n_count, NULL);
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if (!node) return;
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ethereum_signing_init(msg, node);
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}
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void fsm_msgEthereumTxAck(EthereumTxAck *msg)
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{
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ethereum_signing_txack(msg);
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}
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void fsm_msgEthereumGetAddress(EthereumGetAddress *msg)
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{
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RESP_INIT(EthereumAddress);
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CHECK_INITIALIZED
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CHECK_PIN
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const HDNode *node = fsm_getDerivedNode(SECP256K1_NAME, msg->address_n, msg->address_n_count, NULL);
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if (!node) return;
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resp->address.size = 20;
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if (!hdnode_get_ethereum_pubkeyhash(node, resp->address.bytes))
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return;
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if (msg->has_show_display && msg->show_display) {
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char desc[16];
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strlcpy(desc, "Address:", sizeof(desc));
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char address[43] = { '0', 'x' };
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ethereum_address_checksum(resp->address.bytes, address + 2);
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if (!fsm_layoutAddress(address, desc, false, 0, msg->address_n, msg->address_n_count)) {
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return;
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}
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}
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msg_write(MessageType_MessageType_EthereumAddress, resp);
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layoutHome();
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}
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void fsm_msgEthereumSignMessage(EthereumSignMessage *msg)
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{
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RESP_INIT(EthereumMessageSignature);
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CHECK_INITIALIZED
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layoutSignMessage(msg->message.bytes, msg->message.size);
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if (!protectButton(ButtonRequestType_ButtonRequest_ProtectCall, false)) {
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fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
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layoutHome();
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return;
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}
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CHECK_PIN
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const HDNode *node = fsm_getDerivedNode(SECP256K1_NAME, msg->address_n, msg->address_n_count, NULL);
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if (!node) return;
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ethereum_message_sign(msg, node, resp);
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layoutHome();
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}
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void fsm_msgEthereumVerifyMessage(EthereumVerifyMessage *msg)
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{
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CHECK_PARAM(msg->has_address, _("No address provided"));
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CHECK_PARAM(msg->has_message, _("No message provided"));
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if (ethereum_message_verify(msg) != 0) {
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fsm_sendFailure(FailureType_Failure_DataError, _("Invalid signature"));
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return;
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}
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char address[43] = { '0', 'x' };
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ethereum_address_checksum(msg->address.bytes, address + 2);
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layoutVerifyAddress(address);
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if (!protectButton(ButtonRequestType_ButtonRequest_Other, false)) {
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fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
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layoutHome();
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return;
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}
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layoutVerifyMessage(msg->message.bytes, msg->message.size);
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if (!protectButton(ButtonRequestType_ButtonRequest_Other, false)) {
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fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
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layoutHome();
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return;
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}
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fsm_sendSuccess(_("Message verified"));
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layoutHome();
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} |