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esutton/debugDumpHexBytes.cpp

Last active July 20, 2022 20:18
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  1. esutton revised this gist Jul 20, 2022. No changes.
  2. esutton revised this gist Jul 20, 2022. No changes.
  3. esutton created this gist Jul 20, 2022.
    40 changes: 40 additions & 0 deletions debugDumpHexBytes.cpp
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,40 @@
    /// Debug dump bytes in hexadecimal format 16-bytes per row
    ///
    /// \param source
    /// \param length
    ///
    /// Example Output:
    /// \code
    /// 0000 bd 7a 32 13 08 1c 1e d9 - c9 48 48 0b 5f 23 1a f5
    /// 0010 72 3d 8f 7a e6 2c 07 e4 - 6e 45 79 0f cb 18 13 6f
    /// \endcode
    void debugDumpHexBytes(const char* source, int length)
    {
    qDebug("------------------------");

    int offset = 0;
    int row = 0;
    QString line;
    while(length > offset )
    {
    line = QString::asprintf("%04x ", offset);

    for(int i = 0; i < 16; ++i)
    {
    if(8 == i)
    {
    line.append(" - ");
    }
    uint8_t value = source[offset++];
    line.append(QString::asprintf("%02x ", value));

    if(length == offset)
    {
    break;
    }
    }
    qDebug("%s", qPrintable(line));
    ++row;
    }
    qDebug("........................");
    }