source: thomson/elec/CrO2/software/zxtape.cpp@ 4a558d7

/* CrO2 datassette emulator
 * Copyright 2012, Adrien Destugues <pulkomandy@pulkomandy.ath.cx>
 *
 * Distributed under the terms of the MIT licence.
 */

#include "zxtape.h"

#include <fstream>
#include <iostream>
#include <string.h>

ZXTAP::ZXTAP(const char* name) throw (const char*)
{
        std::ifstream stream(name, std::ifstream::in | std::ifstream::binary);

        if (!stream.is_open()) throw "Could not open file.";
        if (!stream.good()) throw "File error.";

        uint16_t blksize;
        do {
                stream.read((char*)&blksize,sizeof(blksize));

                Block* block = new Block(blksize);
                stream.read((char*)block->data, block->length);

                blocks.push_back(block);
        } while (stream.good());

        stream.close();
}

ZXTAP::Block::Block(int length)
        : Tape::Block(length)
{
}

bool ZXTAP::Block::isFile() const
{
        return data[0] == 0;
}

bool ZXTAP::Block::isControl() const
{
        return isFile();
}

const std::string ZXTAP::Block::getName() const
{
        if (isFile())
        {
                char name[11];
                memcpy(name, data+2, 10);
                name[10] = 0;
                return std::string(name);
        }

        if (isControl()) return std::string("EOF");
        return std::string("DATA");
}