66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
/**
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* Copyright (c) 2011-2024 Bill Greiman
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* This file is part of the SdFat 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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#pragma once
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#include "../common/FsBlockDevice.h"
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#include "../common/SysCall.h"
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/**
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* \class FatFormatter
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* \brief Format a FAT volume.
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*/
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class FatFormatter {
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public:
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/** Constructor. */
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FatFormatter() = default; // cppcheck-suppress uninitMemberVar
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/**
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* Format a FAT volume.
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*
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* \param[in] dev Block device for volume.
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* \param[in] secBuffer buffer for writing to volume.
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* \param[in] pr Print device for progress output.
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*
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* \return true for success or false for failure.
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*/
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bool format(FsBlockDevice* dev, uint8_t* secBuffer, print_t* pr = nullptr);
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private:
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bool initFatDir(uint8_t fatType, uint32_t sectorCount);
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void initPbs();
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bool makeFat16();
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bool makeFat32();
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bool writeMbr();
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uint32_t m_capacityMB;
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uint32_t m_dataStart;
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uint32_t m_fatSize;
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uint32_t m_fatStart;
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uint32_t m_relativeSectors;
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uint32_t m_sectorCount;
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uint32_t m_totalSectors;
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FsBlockDevice* m_dev;
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print_t* m_pr;
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uint8_t* m_secBuf;
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uint16_t m_reservedSectorCount;
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uint8_t m_partType;
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uint8_t m_sectorsPerCluster;
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};
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