125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
/*
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All supported formats for file conversion.
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Copyright (C) 2019, Guillaume Gonnet
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This program is free software: you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "formats.h"
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#include "conv/converters.h"
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#include "disk/disk.h"
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#include "stuffit/stuffit.h"
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#include <path.hpp>
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#include <cstring>
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using namespace maconv::conv;
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using namespace maconv::disk;
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using namespace maconv::stuffit;
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namespace maconv {
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// Prefered conversion format.
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ConvData prefered_conv = { ConvData::NotFound };
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// All available converters.
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ConvDataSingle formats_single[kNumFormatsSingle] = {
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{ "macbin", ".bin", IsFileMacBinary, ReadMacBinary, WriteMacBinary },
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{ "binhex", ".hqx", IsFileBinHex, ReadBinHex, WriteBinHex },
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{ "applesingle", ".as", IsFileAppleSingle, ReadAppleSingle, WriteAppleSingle },
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};
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// Format with two files.
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ConvDataDouble formats_double[kNumFormatsDouble] = {
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// { "appledouble", ReadAppleDouble, WriteAppleDouble },
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{ "rsrc", ReadRsrc, WriteRsrc },
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{ "data", ReadRsrc, WriteOnlyData }
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};
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// Get a format converter from its name.
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ConvData GetConverter(const std::string &name)
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{
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// Is the format a single format?
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for (auto &format : formats_single) {
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if (strcmp(format.name, name.c_str()) == 0)
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return ConvData { ConvData::Single, static_cast<void *>(&format) };
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}
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// Or a double format?
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for (auto &format : formats_double) {
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if (strcmp(format.name, name.c_str()) == 0)
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return ConvData { ConvData::Double, &format };
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}
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return ConvData { ConvData::NotFound };
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}
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// Guess a file format by its extension.
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std::string GuessFormatByExtension(const std::string &filename)
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{
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auto ext = std::string {"."} + Path(filename).extension();
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// It is a single format?
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for (auto &format : formats_single) {
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if (strcmp(format.ext, ext.c_str()) == 0)
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return format.name;
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}
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// Other special formats.
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if (ext == ".hex" || ext == ".hcx")
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return "binhex";
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return "rsrc";
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}
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// Get a filename for a converter.
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std::string GetFilenameFor(const std::string &original, ConvData conv)
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{
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auto ext = (conv.type == ConvData::Double) ? "" : conv.s->ext;
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return Path(original).filename() + ext;
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}
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// Extract an archive or a disk.
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bool ExtractArchiveOrDisk(UnPacked &u, const std::string &output)
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{
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fs::FileReader reader {u.file};
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if (IsFileDisk(u.file.filename))
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ExtractDisk(u, output);
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else if (IsFileStuffit1(reader))
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ExtractStuffit1(reader, output);
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else if (IsFileStuffit5(reader))
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ExtractStuffit5(reader, output);
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else
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return false;
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return true;
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}
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} // namespace maconv
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