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CD-ROM: IOCTL now detects medium changes without having to read the host drive's TOC on every operation, improves performance.

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This commit is contained in:
OBattler
2025-02-03 10:57:19 +01:00
parent a8918de768
commit 35a12e0826
9 changed files with 340 additions and 192 deletions
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6
src/include/86box/cdrom.h
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@@ -271,8 +271,9 @@ typedef struct cdrom_ops_t {
uint32_t *info);
int (*is_dvd)(const void *local);
int (*has_audio)(const void *local);
int (*ext_medium_changed)(void *local);
int (*is_empty)(const void *local);
void (*close)(void *local);
void (*load)(const void *local);
} cdrom_ops_t;
typedef struct cdrom {
@@ -423,7 +424,8 @@ extern int cdrom_read_dvd_structure(const cdrom_t *dev, const uint8_
uint8_t *buffer, uint32_t *info);
extern void cdrom_read_disc_information(const cdrom_t *dev, uint8_t *buffer);
extern int cdrom_read_track_information(cdrom_t *dev, const uint8_t *cdb, uint8_t *buffer);
extern int cdrom_ext_medium_changed(const cdrom_t *dev);
extern void cdrom_set_empty(cdrom_t *dev);
extern void cdrom_update_status(cdrom_t *dev);
extern int cdrom_load(cdrom_t *dev, const char *fn, const int skip_insert);
extern void cdrom_global_init(void);