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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-22 22:38:08 +00:00
trezor-firmware/firmware/layout2.c

254 lines
6.1 KiB
C

/*
* This file is part of the TREZOR project.
*
* 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 "layout2.h"
#include "storage.h"
#include "oled.h"
#include "bitmaps.h"
#include "string.h"
#include "util.h"
void *layoutLast = layoutHome;
void layoutDialogSwipe(LayoutDialogIcon 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;
oledSwipeLeft();
layoutDialog(icon, btnNo, btnYes, desc, line1, line2, line3, line4, line5, line6);
}
void layoutProgressSwipe(const char *desc, int permil, int gearstep)
{
if (layoutLast == layoutProgressSwipe) {
oledClear();
} else {
layoutLast = layoutProgressSwipe;
oledSwipeLeft();
}
layoutProgress(desc, permil, gearstep);
}
void layoutHome(void)
{
if (layoutLast == layoutHome) {
oledClear();
} else {
layoutLast = layoutHome;
oledSwipeLeft();
}
const char *label = storage_getLabel();
if (label && strlen(label) > 0) {
oledDrawBitmap(44, 4, &bmp_logo48);
oledDrawStringCenter(OLED_HEIGHT - 8, label);
} else {
oledDrawBitmap(40, 0, &bmp_logo64);
}
oledRefresh();
}
const char *str_amount(uint64_t amnt, const char *abbr, char *buf, int len)
{
memset(buf, 0, len);
uint64_t a = amnt, b = 1;
int i;
for (i = 0; i < 8; i++) {
buf[16 - i] = '0' + (a / b) % 10;
b *= 10;
}
buf[8] = '.';
for (i = 0; i < 8; i++) {
buf[7 - i] = '0' + (a / b) % 10;
b *= 10;
}
i = 17;
while (i > 10 && buf[i - 1] == '0') { // drop trailing zeroes
i--;
}
if (abbr) {
buf[i] = ' ';
strlcpy(buf + i + 1, abbr, len - i - 1);
} else {
buf[i] = 0;
}
const char *r = buf;
while (*r == '0' && *(r + 1) != '.') r++; // drop leading zeroes
return r;
}
static char buf_out[32], buf_fee[32];
void layoutConfirmOutput(const CoinType *coin, const TxOutputType *out)
{
static char first_half[17 + 1];
strlcpy(first_half, out->address, sizeof(first_half));
const char *str_out = str_amount(out->amount, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, buf_out, sizeof(buf_out));
layoutDialogSwipe(DIALOG_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)
{
const char *str_out = str_amount(amount_out, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, buf_out, sizeof(buf_out));
const char *str_fee = str_amount(amount_fee, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, buf_fee, sizeof(buf_fee));
layoutDialogSwipe(DIALOG_ICON_QUESTION,
"Cancel",
"Confirm",
NULL,
"Really send",
str_out,
"from your wallet?",
"Fee will be",
str_fee,
NULL
);
}
void layoutFeeOverThreshold(const CoinType *coin, uint64_t fee, uint32_t kb)
{
(void)kb;
const char *str_out = str_amount(fee, coin->has_coin_shortcut ? coin->coin_shortcut : NULL, buf_out, sizeof(buf_out));
layoutDialogSwipe(DIALOG_ICON_QUESTION,
"Cancel",
"Confirm",
NULL,
"Fee",
str_out,
"is unexpectedly high.",
NULL,
"Send anyway?",
NULL
);
}
void layoutSignMessage(const uint8_t *msg, uint32_t len)
{
bool ascii = true;
uint32_t i;
for (i = 0; i < len; i++) {
if (msg[i] < 0x20 || msg[i] >= 0x80) {
ascii = false;
break;
}
}
char str[4][17];
memset(str, 0, sizeof(str));
if (ascii) {
strlcpy(str[0], (char *)msg, 17);
if (len > 16) {
strlcpy(str[1], (char *)msg + 16, 17);
}
if (len > 32) {
strlcpy(str[2], (char *)msg + 32, 17);
}
if (len > 48) {
strlcpy(str[3], (char *)msg + 48, 17);
}
} else {
data2hex(msg, len > 8 ? 8 : len, str[0]);
if (len > 8) {
data2hex(msg + 8, len > 16 ? 8 : len - 8, str[1]);
}
if (len > 16) {
data2hex(msg + 16, len > 24 ? 8 : len - 16, str[2]);
}
if (len > 24) {
data2hex(msg + 24, len > 32 ? 8 : len - 24, str[3]);
}
}
layoutDialogSwipe(DIALOG_ICON_QUESTION, "Cancel", "Confirm",
ascii ? "Sign text message?" : "Sign binary message?",
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutVerifyMessage(const uint8_t *msg, uint32_t len)
{
bool ascii = true;
uint32_t i;
for (i = 0; i < len; i++) {
if (msg[i] < 0x20 || msg[i] >= 0x80) {
ascii = false;
break;
}
}
char str[4][17];
memset(str, 0, sizeof(str));
if (ascii) {
strlcpy(str[0], (char *)msg, 17);
if (len > 16) {
strlcpy(str[1], (char *)msg + 16, 17);
}
if (len > 32) {
strlcpy(str[2], (char *)msg + 32, 17);
}
if (len > 48) {
strlcpy(str[3], (char *)msg + 48, 17);
}
} else {
data2hex(msg, len > 8 ? 8 : len, str[0]);
if (len > 8) {
data2hex(msg + 8, len > 16 ? 8 : len - 8, str[1]);
}
if (len > 16) {
data2hex(msg + 16, len > 24 ? 8 : len - 16, str[2]);
}
if (len > 24) {
data2hex(msg + 24, len > 32 ? 8 : len - 24, str[3]);
}
}
layoutDialogSwipe(DIALOG_ICON_INFO, NULL, "OK",
ascii ? "Message contents" : "Binary message contents",
str[0], str[1], str[2], str[3], NULL, NULL);
}
void layoutCipherKeyValue(bool encrypt, const char *key)
{
int len = strlen(key);
char str[4][17];
memset(str, 0, sizeof(str));
strlcpy(str[0], (char *)key, 17);
if (len > 16) {
strlcpy(str[1], (char *)key + 16, 17);
}
if (len > 32) {
strlcpy(str[2], (char *)key + 32, 17);
}
if (len > 48) {
strlcpy(str[3], (char *)key + 48, 17);
}
layoutDialogSwipe(DIALOG_ICON_QUESTION, "Cancel", "Confirm",
encrypt ? "Encrypt?" : "Decrypt?",
str[0], str[1], str[2], str[3], NULL, NULL);
}