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67 lines
2.4 KiB
67 lines
2.4 KiB
5 years ago
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/**
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* Copyright (c) 20011..2017 Bill Greiman
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* This file is part of the SdFs library for SD memory cards.
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*
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* MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "FsVolume.h"
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#include "FsFile.h"
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FsVolume* FsVolume::m_cwv = nullptr;
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//------------------------------------------------------------------------------
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bool FsVolume::begin(BlockDevice* blockDev) {
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m_blockDev = blockDev;
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m_fVol = nullptr;
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m_xVol = new (m_volMem) ExFatVolume;
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if (m_xVol && m_xVol->begin(m_blockDev, false)) {
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goto done;
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}
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m_xVol = nullptr;
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m_fVol = new (m_volMem) FatVolume;
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if (m_fVol && m_fVol->begin(m_blockDev, false)) {
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goto done;
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}
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m_cwv = nullptr;
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m_fVol = nullptr;
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return false;
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done:
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m_cwv = this;
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return true;
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}
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//------------------------------------------------------------------------------
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void FsVolume::ls(print_t* pr, const char* path, uint8_t flags) {
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FsFile dir;
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dir.open(this, path, O_READ);
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dir.ls(pr, flags);
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}
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//------------------------------------------------------------------------------
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FsFile FsVolume::open(const char *path, uint8_t oflag) {
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FsFile tmpFile;
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tmpFile.open(this, path, oflag);
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return tmpFile;
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}
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#if ENABLE_ARDUINO_FEATURES
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//------------------------------------------------------------------------------
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FsFile FsVolume::open(const String &path, uint8_t oflag) {
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return open(path.c_str(), oflag );
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}
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#endif // ENABLE_ARDUINO_FEATURES
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