Zack Buhman
10d17d3c98
This combines my iso9660 parsing code, with all of the prior gdrom packet interface / command code. The example, on real Dreamcast hardware, displays the first 2048 bytes [1] of every file in the root directory on the serial console. [1] or the size of the file, whichever is smaller
90 lines
1.5 KiB
C++
90 lines
1.5 KiB
C++
#include <cstdint>
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namespace gdrom_toc {
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struct track {
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const uint8_t _control_adr;
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const uint8_t _fad[3];
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uint32_t fad() const
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{
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return (_fad[0] << 16) | (_fad[1] << 8) | (_fad[2] << 0);
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}
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uint8_t control() const
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{
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return (_control_adr >> 4) & 0xf;
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}
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uint8_t adr() const
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{
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return (_control_adr >> 0) & 0xf;
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}
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};
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static_assert((sizeof (track)) == 4);
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struct start_track {
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const uint8_t _control_adr;
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const uint8_t start_track_number;
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const uint8_t _zero[2];
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uint8_t control() const
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{
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return (_control_adr >> 4) & 0xf;
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}
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uint8_t adr() const
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{
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return (_control_adr >> 0) & 0xf;
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}
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};
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static_assert((sizeof (start_track)) == 4);
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struct end_track {
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const uint8_t _control_adr;
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const uint8_t end_track_number;
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const uint8_t _zero[2];
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uint8_t control() const
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{
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return (_control_adr >> 4) & 0xf;
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}
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uint8_t adr() const
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{
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return (_control_adr >> 0) & 0xf;
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}
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};
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static_assert((sizeof (end_track)) == 4);
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struct lead_out {
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const uint8_t _control_adr;
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const uint8_t _fad[3];
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uint32_t fad() const
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{
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return (_fad[0] << 16) | (_fad[1] << 8) | (_fad[2] << 0);
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}
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uint8_t control() const
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{
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return (_control_adr >> 4) & 0xf;
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}
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uint8_t adr() const
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{
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return (_control_adr >> 0) & 0xf;
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}
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};
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static_assert((sizeof (lead_out)) == 4);
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struct toc {
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struct track track[99];
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struct start_track start_track;
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struct end_track end_track;
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struct lead_out lead_out;
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};
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static_assert((sizeof (toc)) == 408);
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}
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