/** * Copyright (c) 2011-2022 Bill Greiman * This file is part of the SdFat library for SD memory cards. * * MIT License * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #include "FsLib.h" FsVolume* FsVolume::m_cwv = nullptr; //------------------------------------------------------------------------------ bool FsVolume::begin(FsBlockDevice* blockDev, bool setCwv, uint8_t part, uint32_t volStart) { m_fVol = nullptr; m_xVol = new (m_volMem) ExFatVolume; if (m_xVol && m_xVol->begin(blockDev, false, part, volStart)) { goto done; } m_xVol = nullptr; m_fVol = new (m_volMem) FatVolume; if (m_fVol && m_fVol->begin(blockDev, false, part, volStart)) { goto done; } m_fVol = nullptr; return false; done: if (setCwv || !m_cwv) { m_cwv = this; } return true; } //------------------------------------------------------------------------------ bool FsVolume::ls(print_t* pr, const char* path, uint8_t flags) { FsBaseFile dir; return dir.open(this, path, O_RDONLY) && dir.ls(pr, flags); } //------------------------------------------------------------------------------ FsFile FsVolume::open(const char* path, oflag_t oflag) { FsFile tmpFile; tmpFile.open(this, path, oflag); return tmpFile; } #if ENABLE_ARDUINO_STRING //------------------------------------------------------------------------------ FsFile FsVolume::open(const String& path, oflag_t oflag) { return open(path.c_str(), oflag); } #endif // ENABLE_ARDUINO_STRING