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37 lines
768 B
C++
37 lines
768 B
C++
#ifndef INCLUDED_ROMSET_H
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#define INCLUDED_ROMSET_H
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#include <memory>
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#include <string>
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#include <map>
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#include <algorithm>
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// Holds a single ROM region
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struct ROM
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{
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std::shared_ptr<uint8_t> data;
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size_t size = 0;
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void CopyTo(uint8_t *dest, size_t dest_size) const
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{
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if (!data || !size || !dest || !dest_size)
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return;
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size_t bytes_to_copy = std::min(size, dest_size);
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const uint8_t *src = data.get();
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memcpy(dest, src, bytes_to_copy);
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}
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};
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struct ROMSet
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{
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std::map<std::string, ROM> rom_by_region;
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ROM get_rom(const std::string ®ion) const
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{
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auto it = rom_by_region.find(region);
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return it == rom_by_region.end() ? ROM() : it->second;
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}
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};
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#endif // INCLUDED_ROMSET_H
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