mirror of
https://github.com/BernardoGiordano/Checkpoint
synced 2024-12-01 04:49:10 +00:00
120 lines
No EOL
3 KiB
C++
120 lines
No EOL
3 KiB
C++
/*
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* This file is part of Checkpoint
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* Copyright (C) 2017-2019 Bernardo Giordano, FlagBrew
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for 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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* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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* * Requiring preservation of specified reasonable legal notices or
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* author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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* * Prohibiting misrepresentation of the origin of that material,
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* or requiring that modified versions of such material be marked in
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* reasonable ways as different from the original version.
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*/
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#include "fsstream.hpp"
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FSStream::FSStream(FS_Archive archive, const std::u16string& path, u32 flags)
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{
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mGood = false;
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mSize = 0;
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mOffset = 0;
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mResult = FSUSER_OpenFile(&mHandle, archive, fsMakePath(PATH_UTF16, path.data()), flags, 0);
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if (R_SUCCEEDED(mResult))
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{
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FSFILE_GetSize(mHandle, (u64*)&mSize);
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mGood = true;
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}
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}
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FSStream::FSStream(FS_Archive archive, const std::u16string& path, u32 flags, u32 size)
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{
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mGood = false;
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mSize = size;
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mOffset = 0;
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mResult = FSUSER_OpenFile(&mHandle, archive, fsMakePath(PATH_UTF16, path.data()), flags, 0);
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if (R_FAILED(mResult))
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{
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mResult = FSUSER_CreateFile(archive, fsMakePath(PATH_UTF16, path.data()), 0, mSize);
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if (R_SUCCEEDED(mResult))
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{
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mResult = FSUSER_OpenFile(&mHandle, archive, fsMakePath(PATH_UTF16, path.data()), flags, 0);
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if (R_SUCCEEDED(mResult))
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{
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mGood = true;
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}
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}
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}
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else
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{
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mGood = true;
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}
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}
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Result FSStream::close(void)
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{
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mResult = FSFILE_Close(mHandle);
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return mResult;
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}
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bool FSStream::good(void)
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{
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return mGood;
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}
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Result FSStream::result(void)
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{
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return mResult;
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}
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u32 FSStream::size(void)
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{
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return mSize;
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}
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u32 FSStream::read(void *buf, u32 sz)
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{
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u32 rd = 0;
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mResult = FSFILE_Read(mHandle, &rd, mOffset, buf, sz);
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if (R_FAILED(mResult))
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{
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if (rd > sz)
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{
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rd = sz;
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}
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}
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mOffset += rd;
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return rd;
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}
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u32 FSStream::write(const void *buf, u32 sz)
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{
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u32 wt = 0;
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mResult = FSFILE_Write(mHandle, &wt, mOffset, buf, sz, FS_WRITE_FLUSH);
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mOffset += wt;
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return wt;
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}
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bool FSStream::eof(void)
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{
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return mOffset >= mSize;
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}
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u32 FSStream::offset(void)
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{
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return mOffset;
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} |