mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-27 10:38:46 -04:00
Matthew Stanley
35 lines
1.4 KiB
C++
35 lines
1.4 KiB
C++
#pragma once
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#include <cstdint>
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#include <filesystem>
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#include <memory>
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#include <string>
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#include <vector>
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namespace PSXRecompV4 {
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/* Canonical bytes are an immutable, engine-owned snapshot. Plugins never
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* reopen the selected file after verification. The PSX domain contains the
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* first data track's 2048-byte sector payloads, excluding CD audio. The
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* psx-mode2 domain instead retains 2336 bytes per raw Mode-2 sector, including
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* XA subheaders and Form-2 audio/video; cooked ISO cannot represent it. */
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bool load_mod_media(const std::filesystem::path& path,
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const std::string& format, uint64_t expected_size,
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const std::string& expected_sha256,
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std::shared_ptr<const std::vector<uint8_t>>& bytes,
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std::string* error = nullptr);
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/* Bounded ISO9660 access to an already verified immutable psx-mode2 snapshot.
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* Does not reopen paths or touch the guest drive. Stream files expose their
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* raw extent; read() returns ordinary 2048-byte file data (e.g. ARC/EXE). */
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class ModMode2Disc {
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public:
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ModMode2Disc(const uint8_t* bytes, uint64_t size):bytes_(bytes),size_(size) {}
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bool find(const std::string& path,uint32_t& lba,uint32_t& size) const;
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bool read(const std::string& path,std::vector<uint8_t>& out) const;
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private:
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const uint8_t* bytes_; uint64_t size_;
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};
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} // namespace PSXRecompV4
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