Atmosphere/libraries/libstratosphere/include/stratosphere/fssrv/fssrv_path_normalizer.hpp
2021-10-10 00:14:06 -07:00

67 lines
2.7 KiB
C++

/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere/fs/fs_common.hpp>
namespace ams::fssrv {
/* This is in fssrv::detail in official code. */
/* TODO: Consider moving to ::impl? */
class PathNormalizer {
public:
enum Option : u32 {
Option_None = BIT(0),
Option_PreserveUnc = BIT(1),
Option_PreserveTailSeparator = BIT(2),
Option_HasMountName = BIT(3),
Option_AcceptEmpty = BIT(4),
};
private:
using Buffer = std::unique_ptr<char[], fs::impl::Deleter>;
private:
Buffer m_buffer;
const char *m_path;
Result m_result;
private:
static Result Normalize(const char **out_path, Buffer *out_buf, const char *path, bool preserve_unc, bool preserve_tail_sep, bool has_mount_name);
public:
/* TODO: Remove non-option constructor. */
explicit PathNormalizer(const char *p) : m_buffer(), m_path(nullptr), m_result(ResultSuccess()) {
m_result = Normalize(std::addressof(m_path), std::addressof(m_buffer), p, false, false, false);
}
PathNormalizer(const char *p, u32 option) : m_buffer(), m_path(nullptr), m_result(ResultSuccess()) {
if ((option & Option_AcceptEmpty) && p[0] == '\x00') {
m_path = p;
} else {
const bool preserve_unc = (option & Option_PreserveUnc);
const bool preserve_tail_sep = (option & Option_PreserveTailSeparator);
const bool has_mount_name = (option & Option_HasMountName);
m_result = Normalize(std::addressof(m_path), std::addressof(m_buffer), p, preserve_unc, preserve_tail_sep, has_mount_name);
}
}
Result GetResult() const {
return m_result;
}
const char *GetPath() const {
return m_path;
}
};
}