mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-14 00:56:35 +00:00
48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
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/*
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* Copyright (c) 2018-2019 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 <stratosphere.hpp>
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namespace ams::fs {
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Result VerifyPath(const char *path, size_t max_path_len, size_t max_name_len) {
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const char *cur = path;
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size_t name_len = 0;
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for (size_t path_len = 0; path_len <= max_path_len && name_len <= max_name_len; path_len++) {
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const char c = *(cur++);
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/* If terminated, we're done. */
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R_UNLESS(c != StringTraits::NullTerminator, ResultSuccess());
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/* TODO: Nintendo converts the path from utf-8 to utf-32, one character at a time. */
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/* We should do this. */
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/* Banned characters: :*?<>| */
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R_UNLESS((c != ':' && c != '*' && c != '?' && c != '<' && c != '>' && c != '|'), fs::ResultInvalidCharacter());
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name_len++;
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/* Check for separator. */
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if (c == '\\' || c == '/') {
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name_len = 0;
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}
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}
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return fs::ResultTooLongPath();
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}
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}
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