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trezor-mcu/firmware/layout2.c

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/*
* This file is part of the TREZOR project, https://trezor.io/
*
* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.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/>.
*/
#include <stdint.h>
#include <string.h>
#include <ctype.h>
#include "layout2.h"
#include "storage.h"
#include "oled.h"
#include "bitmaps.h"
#include "string.h"
#include "util.h"
#include "qr_encode.h"
#include "timer.h"
#include "bignum.h"
#include "secp256k1.h"
#include "nem2.h"
#include "gettext.h"
#define BITCOIN_DIVISIBILITY (8)
void *layoutLast = layoutHome;
void layoutDialogSwipe(const BITMAP *icon, const char *btnNo, const char *btnYes, const char *desc, const char *line1, const char *line2, const char *line3, const char *line4, const char *line5, const char *line6)
{
layoutLast = layoutDialogSwipe;
layoutSwipe();
layoutDialog(icon, btnNo, btnYes, desc, line1, line2, line3, line4, line5, line6);
}
void layoutProgressSwipe(const char *desc, int permil)
{
if (layoutLast == layoutProgressSwipe) {
oledClear();
} else {
layoutLast = layoutProgressSwipe;
layoutSwipe();
}
layoutProgress(desc, permil);
}
void layoutScreensaver(void)
{
layoutLast = layoutScreensaver;
oledClear();
oledRefresh();
}
void layoutHome(void)
{
if (layoutLast == layoutHome || layoutLast == layoutScreensaver) {
oledClear();
} else {
layoutSwipe();
}
layoutLast = layoutHome;
const char *label = storage_isInitialized() ? storage_getLabel() : _("Go to trezor.io/start");
const uint8_t *homescreen = storage_getHomescreen();
if (homescreen) {
BITMAP b;
b.width = 128;
b.height = 64;
b.data = homescreen;
oledDrawBitmap(0, 0, &b);
} else {
if (label && strlen(label) > 0) {
oledDrawBitmap(44, 4, &bmp_logo48);
oledDrawStringCenter(OLED_HEIGHT - 8, label);
} else {
oledDrawBitmap(40, 0, &bmp_logo64);
}
}
if (storage_needsBackup()) {
oledBox(0, 0, 127, 8, false);
oledDrawStringCenter(0, "NEEDS BACKUP!");
}
oledRefresh();
// Reset lock screen timeout
system_millis_lock_start = system_millis;
}
void layoutConfirmOutput(const CoinType *coin, const TxOutputType *out)
{
char str_out[32];
bn_format_uint64(out->amount, NULL, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, BITCOIN_DIVISIBILITY, 0, false, str_out, sizeof(str_out));
static char first_half[17 + 1];
strlcpy(first_half, out->address, sizeof(first_half));
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Confirm"),
NULL,
_("Confirm sending"),
str_out,
_("to"),
first_half,
out->address + 17,
NULL
);
}
void layoutConfirmTx(const CoinType *coin, uint64_t amount_out, uint64_t amount_fee)
{
char str_out[32], str_fee[32];
bn_format_uint64(amount_out, NULL, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, BITCOIN_DIVISIBILITY, 0, false, str_out, sizeof(str_out));
bn_format_uint64(amount_fee, NULL, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, BITCOIN_DIVISIBILITY, 0, false, str_fee, sizeof(str_fee));
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Confirm"),
NULL,
_("Really send"),
str_out,
_("from your wallet?"),
_("Fee included:"),
str_fee,
NULL
);
}
void layoutFeeOverThreshold(const CoinType *coin, uint64_t fee)
{
char str_fee[32];
bn_format_uint64(fee, NULL, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, BITCOIN_DIVISIBILITY, 0, false, str_fee, sizeof(str_fee));
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Confirm"),
NULL,
_("Fee"),
str_fee,
_("is unexpectedly high."),
NULL,
_("Send anyway?"),
NULL
);
}
// split longer string into 4 rows, rowlen chars each
const char **split_message(const uint8_t *msg, uint32_t len, uint32_t rowlen)
{
static char str[4][32 + 1];
if (rowlen > 32) {
rowlen = 32;
}
memset(str, 0, sizeof(str));
strlcpy(str[0], (char *)msg, rowlen + 1);
if (len > rowlen) {
strlcpy(str[1], (char *)msg + rowlen, rowlen + 1);
}
if (len > rowlen * 2) {
strlcpy(str[2], (char *)msg + rowlen * 2, rowlen + 1);
}
if (len > rowlen * 3) {
strlcpy(str[3], (char *)msg + rowlen * 3, rowlen + 1);
}
static const char *ret[4] = { str[0], str[1], str[2], str[3] };
return ret;
}
void layoutSignMessage(const uint8_t *msg, uint32_t len)
{
const char **str = split_message(msg, len, 16);
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Confirm"),
_("Sign message?"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutVerifyAddress(const char *address)
{
const char **str = split_message((const uint8_t *)address, strlen(address), 17);
layoutDialogSwipe(&bmp_icon_info, _("Cancel"), _("Confirm"),
_("Confirm address?"),
_("Message signed by:"),
str[0], str[1], str[2], NULL, NULL);
}
void layoutVerifyMessage(const uint8_t *msg, uint32_t len)
{
const char **str = split_message(msg, len, 16);
layoutDialogSwipe(&bmp_icon_info, _("Cancel"), _("Confirm"),
_("Verified message"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutCipherKeyValue(bool encrypt, const char *key)
{
const char **str = split_message((const uint8_t *)key, strlen(key), 16);
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Confirm"),
encrypt ? _("Encode value of this key?") : _("Decode value of this key?"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutEncryptMessage(const uint8_t *msg, uint32_t len, bool signing)
{
const char **str = split_message(msg, len, 16);
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Confirm"),
signing ? _("Encrypt+Sign message?") : _("Encrypt message?"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutDecryptMessage(const uint8_t *msg, uint32_t len, const char *address)
{
const char **str = split_message(msg, len, 16);
layoutDialogSwipe(&bmp_icon_info, NULL, _("OK"),
address ? _("Decrypted signed message") : _("Decrypted message"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutResetWord(const char *word, int pass, int word_pos, bool last)
{
layoutLast = layoutResetWord;
layoutSwipe();
const char *btnYes;
if (last) {
if (pass == 1) {
btnYes = _("Finish");
} else {
btnYes = _("Again");
}
} else {
btnYes = _("Next");
}
const char *action;
if (pass == 1) {
action = _("Please check the seed");
} else {
action = _("Write down the seed");
}
char index_str[] = "##th word is:";
if (word_pos < 10) {
index_str[0] = ' ';
} else {
index_str[0] = '0' + word_pos / 10;
}
index_str[1] = '0' + word_pos % 10;
if (word_pos == 1 || word_pos == 21) {
index_str[2] = 's'; index_str[3] = 't';
} else
if (word_pos == 2 || word_pos == 22) {
index_str[2] = 'n'; index_str[3] = 'd';
} else
if (word_pos == 3 || word_pos == 23) {
index_str[2] = 'r'; index_str[3] = 'd';
}
int left = 0;
oledClear();
oledDrawBitmap(0, 0, &bmp_icon_info);
left = bmp_icon_info.width + 4;
oledDrawString(left, 0 * 9, action);
oledDrawString(left, 2 * 9, word_pos < 10 ? index_str + 1 : index_str);
oledDrawStringDouble(left, 3 * 9, word);
oledHLine(OLED_HEIGHT - 13);
oledDrawString(OLED_WIDTH - fontCharWidth('\x06') - 1, OLED_HEIGHT - 8, "\x06");
oledDrawString(OLED_WIDTH - oledStringWidth(btnYes) - fontCharWidth('\x06') - 3, OLED_HEIGHT - 8, btnYes);
oledInvert(OLED_WIDTH - oledStringWidth(btnYes) - fontCharWidth('\x06') - 4, OLED_HEIGHT - 9, OLED_WIDTH - 1, OLED_HEIGHT - 1);
oledRefresh();
}
void layoutAddress(const char *address, const char *desc, bool qrcode)
{
if (layoutLast != layoutAddress) {
layoutSwipe();
} else {
oledClear();
}
layoutLast = layoutAddress;
if (qrcode) {
static unsigned char bitdata[QR_MAX_BITDATA];
int side = qr_encode(QR_LEVEL_M, 0, address, 0, bitdata);
if (side > 0 && side <= 29) {
oledInvert(0, 0, (side + 2) * 2, (side + 2) * 2);
for (int i = 0; i < side; i++) {
for (int j = 0; j< side; j++) {
int a = j * side + i;
if (bitdata[a / 8] & (1 << (7 - a % 8))) {
oledClearPixel(2 + i * 2, 2 + j * 2);
oledClearPixel(3 + i * 2, 2 + j * 2);
oledClearPixel(2 + i * 2, 3 + j * 2);
oledClearPixel(3 + i * 2, 3 + j * 2);
}
}
}
} else if (side > 0 && side <= 60) {
oledInvert(0, 0, (side + 3), (side + 3));
for (int i = 0; i < side; i++) {
for (int j = 0; j< side; j++) {
int a = j * side + i;
if (bitdata[a / 8] & (1 << (7 - a % 8))) {
oledClearPixel(2 + i, 2 + j);
}
}
}
}
} else {
uint32_t addrlen = strlen(address);
uint32_t rowlen = addrlen / 2;
if (addrlen % 2) {
rowlen++;
}
const char **str = split_message((const uint8_t *)address, addrlen, rowlen);
if (desc) {
oledDrawString(0, 0 * 9, desc);
}
for (int i = 0; i < 4; i++) {
oledDrawString(0, (i + 1) * 9 + 4, str[i]);
}
}
if (!qrcode) {
static const char *btnNo = _("QR Code");
oledDrawString(2, OLED_HEIGHT - 8, btnNo);
oledInvert(0, OLED_HEIGHT - 9, oledStringWidth(btnNo) + 3, OLED_HEIGHT - 1);
}
static const char *btnYes = _("Continue");
oledDrawString(OLED_WIDTH - fontCharWidth('\x06') - 1, OLED_HEIGHT - 8, "\x06");
oledDrawString(OLED_WIDTH - oledStringWidth(btnYes) - fontCharWidth('\x06') - 3, OLED_HEIGHT - 8, btnYes);
oledInvert(OLED_WIDTH - oledStringWidth(btnYes) - fontCharWidth('\x06') - 4, OLED_HEIGHT - 9, OLED_WIDTH - 1, OLED_HEIGHT - 1);
oledRefresh();
}
void layoutPublicKey(const uint8_t *pubkey)
{
char hex[32*2+1], desc[16];
strlcpy(desc, "Public Key: 00", sizeof(desc));
data2hex(pubkey, 1, desc + 12);
data2hex(pubkey + 1, 32, hex);
const char **str = split_message((const uint8_t *)hex, 32*2, 16);
layoutDialogSwipe(&bmp_icon_question, NULL, _("Continue"), NULL,
desc, str[0], str[1], str[2], str[3], NULL);
}
void layoutSignIdentity(const IdentityType *identity, const char *challenge)
{
char row_proto[8 + 11 + 1];
char row_hostport[64 + 6 + 1];
char row_user[64 + 8 + 1];
bool is_gpg = (strcmp(identity->proto, "gpg") == 0);
if (identity->has_proto && identity->proto[0]) {
if (strcmp(identity->proto, "https") == 0) {
strlcpy(row_proto, _("Web sign in to:"), sizeof(row_proto));
} else if (is_gpg) {
strlcpy(row_proto, _("GPG sign for:"), sizeof(row_proto));
} else {
strlcpy(row_proto, identity->proto, sizeof(row_proto));
char *p = row_proto;
while (*p) { *p = toupper((int)*p); p++; }
strlcat(row_proto, _(" login to:"), sizeof(row_proto));
}
} else {
strlcpy(row_proto, _("Login to:"), sizeof(row_proto));
}
if (identity->has_host && identity->host[0]) {
strlcpy(row_hostport, identity->host, sizeof(row_hostport));
if (identity->has_port && identity->port[0]) {
strlcat(row_hostport, ":", sizeof(row_hostport));
strlcat(row_hostport, identity->port, sizeof(row_hostport));
}
} else {
row_hostport[0] = 0;
}
if (identity->has_user && identity->user[0]) {
strlcpy(row_user, _("user: "), sizeof(row_user));
strlcat(row_user, identity->user, sizeof(row_user));
} else {
row_user[0] = 0;
}
if (is_gpg) {
// Split "First Last <first@last.com>" into 2 lines:
// "First Last"
// "first@last.com"
char *email_start = strchr(row_hostport, '<');
if (email_start) {
strlcpy(row_user, email_start + 1, sizeof(row_user));
*email_start = 0;
char *email_end = strchr(row_user, '>');
if (email_end) {
*email_end = 0;
}
}
}
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Confirm"),
_("Do you want to sign in?"),
row_proto[0] ? row_proto : NULL,
row_hostport[0] ? row_hostport : NULL,
row_user[0] ? row_user : NULL,
challenge,
NULL,
NULL);
}
void layoutDecryptIdentity(const IdentityType *identity)
{
char row_proto[8 + 11 + 1];
char row_hostport[64 + 6 + 1];
char row_user[64 + 8 + 1];
if (identity->has_proto && identity->proto[0]) {
strlcpy(row_proto, identity->proto, sizeof(row_proto));
char *p = row_proto;
while (*p) { *p = toupper((int)*p); p++; }
strlcat(row_proto, _(" decrypt for:"), sizeof(row_proto));
} else {
strlcpy(row_proto, _("Decrypt for:"), sizeof(row_proto));
}
if (identity->has_host && identity->host[0]) {
strlcpy(row_hostport, identity->host, sizeof(row_hostport));
if (identity->has_port && identity->port[0]) {
strlcat(row_hostport, ":", sizeof(row_hostport));
strlcat(row_hostport, identity->port, sizeof(row_hostport));
}
} else {
row_hostport[0] = 0;
}
if (identity->has_user && identity->user[0]) {
strlcpy(row_user, _("user: "), sizeof(row_user));
strlcat(row_user, identity->user, sizeof(row_user));
} else {
row_user[0] = 0;
}
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Confirm"),
_("Do you want to decrypt?"),
row_proto[0] ? row_proto : NULL,
row_hostport[0] ? row_hostport : NULL,
row_user[0] ? row_user : NULL,
NULL,
NULL,
NULL);
}
void layoutU2FDialog(const char *verb, const char *appname, const BITMAP *appicon) {
if (!appicon) {
appicon = &bmp_icon_question;
}
layoutDialog(appicon, NULL, verb, NULL, verb, _("U2F security key?"), NULL, appname, NULL, NULL);
}
void layoutNEMDialog(const BITMAP *icon, const char *btnNo, const char *btnYes, const char *desc, const char *line1, const char *address) {
static char first_third[NEM_ADDRESS_SIZE / 3 + 1];
strlcpy(first_third, address, sizeof(first_third));
static char second_third[NEM_ADDRESS_SIZE / 3 + 1];
strlcpy(second_third, &address[NEM_ADDRESS_SIZE / 3], sizeof(second_third));
const char *third_third = &address[NEM_ADDRESS_SIZE * 2 / 3];
layoutDialogSwipe(icon,
btnNo,
btnYes,
desc,
line1,
first_third,
second_third,
third_third,
NULL,
NULL);
}
void layoutNEMTransferXEM(const char *desc, uint64_t quantity, const bignum256 *multiplier, uint64_t fee) {
char str_out[32], str_fee[32];
nem_mosaicFormatAmount(NEM_MOSAIC_DEFINITION_XEM, quantity, multiplier, str_out, sizeof(str_out));
nem_mosaicFormatAmount(NEM_MOSAIC_DEFINITION_XEM, fee, NULL, str_fee, sizeof(str_fee));
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Next"),
desc,
_("Confirm transfer of"),
str_out,
_("and network fee of"),
str_fee,
NULL,
NULL);
}
void layoutNEMNetworkFee(const char *desc, bool confirm, const char *fee1_desc, uint64_t fee1, const char *fee2_desc, uint64_t fee2) {
char str_fee1[32], str_fee2[32];
nem_mosaicFormatAmount(NEM_MOSAIC_DEFINITION_XEM, fee1, NULL, str_fee1, sizeof(str_fee1));
if (fee2_desc) {
nem_mosaicFormatAmount(NEM_MOSAIC_DEFINITION_XEM, fee2, NULL, str_fee2, sizeof(str_fee2));
}
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
confirm ? _("Confirm") : _("Next"),
desc,
fee1_desc,
str_fee1,
fee2_desc,
fee2_desc ? str_fee2 : NULL,
NULL,
NULL);
}
void layoutNEMTransferMosaic(const NEMMosaicDefinition *definition, uint64_t quantity, const bignum256 *multiplier, uint8_t network) {
char str_out[32], str_levy[32];
nem_mosaicFormatAmount(definition, quantity, multiplier, str_out, sizeof(str_out));
if (definition->has_levy) {
nem_mosaicFormatLevy(definition, quantity, multiplier, network, str_levy, sizeof(str_levy));
}
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Next"),
definition->has_name ? definition->name : _("Mosaic"),
_("Confirm transfer of"),
str_out,
definition->has_levy ? _("and levy of") : NULL,
definition->has_levy ? str_levy : NULL,
NULL,
NULL);
}
void layoutNEMTransferUnknownMosaic(const char *namespace, const char *mosaic, uint64_t quantity, const bignum256 *multiplier) {
char mosaic_name[32];
nem_mosaicFormatName(namespace, mosaic, mosaic_name, sizeof(mosaic_name));
char str_out[32];
nem_mosaicFormatAmount(NULL, quantity, multiplier, str_out, sizeof(str_out));
char *decimal = strchr(str_out, '.');
if (decimal != NULL) {
*decimal = '\0';
}
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("I take the risk"),
_("Unknown Mosaic"),
_("Confirm transfer of"),
str_out,
_("raw units of"),
mosaic_name,
NULL,
NULL);
}
void layoutNEMTransferPayload(const uint8_t *payload, size_t length, bool encrypted) {
if (payload[0] == 0xFE) {
char encoded[(length - 1) * 2 + 1];
data2hex(&payload[1], length - 1, encoded);
const char **str = split_message((uint8_t *) encoded, sizeof(encoded) - 1, 16);
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Next"),
encrypted ? _("Encrypted hex data") : _("Unencrypted hex data"),
str[0], str[1], str[2], str[3], NULL, NULL);
} else {
const char **str = split_message(payload, length, 16);
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Next"),
encrypted ? _("Encrypted message") : _("Unencrypted message"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
}
void layoutNEMMosaicDescription(const char *description) {
const char **str = split_message((uint8_t *) description, strlen(description), 16);
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Next"),
_("Mosaic Description"),
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutNEMLevy(const NEMMosaicDefinition *definition, uint8_t network) {
const NEMMosaicDefinition *mosaic;
if (nem_mosaicMatches(definition, definition->levy_namespace, definition->levy_mosaic, network)) {
mosaic = definition;
} else {
mosaic = nem_mosaicByName(definition->levy_namespace, definition->levy_mosaic, network);
}
char mosaic_name[32];
if (mosaic == NULL) {
nem_mosaicFormatName(definition->levy_namespace, definition->levy_mosaic, mosaic_name, sizeof(mosaic_name));
}
char str_out[32];
switch (definition->levy) {
case NEMMosaicLevy_MosaicLevy_Percentile:
bn_format_uint64(definition->fee, NULL, NULL, 0, 0, false, str_out, sizeof(str_out));
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Next"),
_("Percentile Levy"),
_("Raw levy value is"),
str_out,
_("in"),
mosaic ? (mosaic == definition ? _("the same mosaic") : mosaic->name) : mosaic_name,
NULL,
NULL);
break;
case NEMMosaicLevy_MosaicLevy_Absolute:
default:
nem_mosaicFormatAmount(mosaic, definition->fee, NULL, str_out, sizeof(str_out));
layoutDialogSwipe(&bmp_icon_question,
_("Cancel"),
_("Next"),
_("Absolute Levy"),
_("Levy is"),
str_out,
mosaic ? (mosaic == definition ? _("in the same mosaic") : NULL) : _("in raw units of"),
mosaic ? NULL : mosaic_name,
NULL,
NULL);
break;
}
}
static inline bool is_slip18(const uint32_t *address_n, size_t address_n_count)
{
return address_n_count == 2 && address_n[0] == (0x80000000 + 10018) && (address_n[1] & 0x80000000) && (address_n[1] & 0x7FFFFFFF) <= 9;
}
void layoutCosiCommitSign(const uint32_t *address_n, size_t address_n_count, const uint8_t *data, uint32_t len, bool final_sign)
{
char *desc = final_sign ? _("CoSi sign message?") : _("CoSi commit message?");
char desc_buf[32];
if (is_slip18(address_n, address_n_count)) {
if (final_sign) {
strlcpy(desc_buf, _("CoSi sign index #?"), sizeof(desc_buf));
desc_buf[16] = '0' + (address_n[1] & 0x7FFFFFFF);
} else {
strlcpy(desc_buf, _("CoSi commit index #?"), sizeof(desc_buf));
desc_buf[18] = '0' + (address_n[1] & 0x7FFFFFFF);
}
desc = desc_buf;
}
char str[4][17];
if (len == 32) {
data2hex(data , 8, str[0]);
data2hex(data + 8, 8, str[1]);
data2hex(data + 16, 8, str[2]);
data2hex(data + 24, 8, str[3]);
} else {
strlcpy(str[0], "Data", sizeof(str[0]));
strlcpy(str[1], "of", sizeof(str[1]));
strlcpy(str[2], "unsupported", sizeof(str[2]));
strlcpy(str[3], "length", sizeof(str[3]));
}
layoutDialogSwipe(&bmp_icon_question, _("Cancel"), _("Confirm"), desc,
str[0], str[1], str[2], str[3], NULL, NULL);
}
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