165 lines
3.2 KiB
C++
165 lines
3.2 KiB
C++
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#include <QFile>
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#include <QTextStream>
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#include <QDataStream>
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#include <QString>
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#include <QBuffer>
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#include <QFileInfo>
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#include <QStringList>
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#include <QDebug>
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static const char intro[] =
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"extern const %1 %2[] = {\n";
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static const char outro[] =
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"\n};\nextern const %1 %2 = %3;";
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int writeDump(const QString &srcFilename,
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const QString &dstFilename,
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const QString &dataType,
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const QString &lenType,
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const QString &dataSymbol,
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bool addNullTerm)
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{
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QFile srcFile(srcFilename);
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if (!srcFile.open(QFile::ReadOnly))
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return 1;
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QFile dstFile(dstFilename);
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if (!dstFile.open(QFile::WriteOnly))
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return 1;
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QByteArray srcData = srcFile.readAll();
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if (addNullTerm)
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srcData.append('\0');
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QBuffer srcBuffer(&srcData);
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srcBuffer.open(QBuffer::ReadOnly);
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QDataStream in(&srcBuffer);
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QTextStream out(&dstFile);
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QString introStr = QString(intro).arg(dataType, dataSymbol);
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out << introStr;
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const int byteColumns = 0x10;
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int columnInd = 0;
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int byteCount = 0;
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while (!in.atEnd())
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{
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uchar byte;
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in >> byte;
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out << " ";
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if (columnInd == 0)
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out << " ";
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out << "0x";
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if (byte < 0x10)
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out << "0";
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out << QString::number(byte, 0x10);
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if (!in.atEnd())
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out << ",";
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if (++columnInd == byteColumns)
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{
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out << "\n";
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columnInd = 0;
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}
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++byteCount;
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}
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if (addNullTerm)
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--byteCount;
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QString outroStr = QString(outro).arg(lenType, dataSymbol+"_len", QString::number(byteCount));
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out << outroStr;
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return 0;
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}
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QString getNamedOption(const QStringList &args,
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const QString &optName,
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const QString &defValue)
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{
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QString value = defValue;
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if (args.contains(optName))
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{
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int argInd = args.indexOf(optName);
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if (argInd < args.count())
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value = args.at(argInd+1);
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}
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return value;
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}
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static const char usageStr[] =
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"Usage: %1 file [options]\n"
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"Options:\n"
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" -o [filename] Override default output filename.\n"
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" --symbol [sym] Override default data C symbol.\n"
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" --null-terminated Add null byte to data (not reflected in \"len\").\n"
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" --string Use char for data array. Implies \"--null-terminated\".\n"
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" --help Yo dawg.\n";
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void usage(const QString &argv0)
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{
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QTextStream out(stdout);
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out << QString(usageStr).arg(argv0);
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}
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int main(int argc, char *argv[])
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{
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(void) argc; (void) argv;
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if (argc < 2)
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{
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usage(*argv);
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return 0;
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}
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QString inFile(argv[1]);
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QFileInfo finfo(inFile);
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QStringList restArg;
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for (int i = 2; i < argc; ++i)
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restArg << argv[i];
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if (restArg.contains("--help"))
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{
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usage(*argv);
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return 0;
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}
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bool nullTerm = false;
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bool stringData = false;
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if (restArg.contains("--null-terminated"))
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nullTerm = true;
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if (restArg.contains("--string"))
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{
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stringData = true;
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nullTerm = true;
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}
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QString outSymbol = finfo.baseName();
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outSymbol.replace(".", "_");
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QString outFile;
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outFile = getNamedOption(restArg, "-o", finfo.fileName() + ".xxd");
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outSymbol = getNamedOption(restArg, "--symbol", outSymbol);
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QString dataType = stringData ? "char" : "unsigned char";
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return writeDump(inFile, outFile,
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dataType, "unsigned int",
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outSymbol, nullTerm);
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}
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