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trezor-firmware/legacy/firmware/debug.c

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/*
* This file is part of the Trezor project, https://trezor.io/
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*
* 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 "debug.h"
#include "oled.h"
#include "trezor.h"
#include "util.h"
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#if DEBUG_LOG
void oledDebug(const char *line) {
static const char *lines[8] = {0, 0, 0, 0, 0, 0, 0, 0};
static char id = 3;
for (int i = 0; i < 7; i++) {
lines[i] = lines[i + 1];
}
lines[7] = line;
oledClear();
for (int i = 0; i < 8; i++) {
if (lines[i]) {
oledDrawChar(0, i * 8, '0' + (id + i) % 10, FONT_STANDARD);
oledDrawString(8, i * 8, lines[i], FONT_STANDARD);
}
}
oledRefresh();
id = (id + 1) % 10;
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}
void debugLog(int level, const char *bucket, const char *text) {
(void)level;
(void)bucket;
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#if EMULATOR
puts(text);
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#else
oledDebug(text);
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#endif
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}
char *debugInt(const uint32_t i) {
static uint8_t n = 0;
static char id[8][9];
uint32hex(i, id[n]);
debugLog(0, "", id[n]);
char *ret = (char *)id[n];
n = (n + 1) % 8;
return ret;
}
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#endif