62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "fusee_util.hpp"
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namespace ams::nxboot {
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u32 ParseHexInteger(const char *s) {
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u32 x = 0;
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if (s[0] == '0' && s[1] == 'x') {
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s += 2;
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}
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while (true) {
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const char c = *(s++);
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if (c == '\x00') {
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return x;
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} else {
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x <<= 4;
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if ('0' <= c && c <= '9') {
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x |= (c - '0');
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} else if ('a' <= c && c <= 'f') {
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x |= (c - 'a') + 10;
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} else if ('A' <= c && c <= 'F') {
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x |= (c - 'A') + 10;
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}
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}
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}
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}
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u32 ParseDecimalInteger(const char *s) {
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u32 x = 0;
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while (true) {
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const char c = *(s++);
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if (c == '\x00') {
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return x;
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} else {
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x *= 10;
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if ('0' <= c && c <= '9') {
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x += c - '0';
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}
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}
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}
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}
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}
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