Atmosphere/libraries/libstratosphere/include/stratosphere/fssystem/dbm/fssystem_dbm_utils.hpp
SciresM 81f91803ec
Implement support for parsing/interacting with NCAs. (#942)
* fs: implement support for interacting with ncas.

* spl: extend to use virtual keyslots
2020-05-11 15:04:51 -07:00

43 lines
1.3 KiB
C++

/*
* Copyright (c) 2018-2020 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 <vapours.hpp>
namespace ams::fssystem::dbm {
namespace {
constexpr inline s32 CountLeadingZeros(u32 val) {
return util::CountLeadingZeros(val);
}
constexpr inline s32 CountLeadingOnes(u32 val) {
return CountLeadingZeros(~val);
}
inline u32 ReadU32(const u8 *buf, size_t index) {
u32 val;
std::memcpy(std::addressof(val), buf + index, sizeof(u32));
return val;
}
inline void WriteU32(u8 *buf, size_t index, u32 val) {
std::memcpy(buf + index, std::addressof(val), sizeof(u32));
}
}
}