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Patch to allow some CD-protected discs to behave correctly.

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OBattler
2022-07-10 22:04:36 +02:00
parent cb54e1f90f
commit 3e2f6cfa56
1 changed files with 6 additions and 1 deletions
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7
src/cdrom/cdrom_image_backend.c
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@@ -445,7 +445,12 @@ cdi_read_sectors(cd_img_t *cdi, uint8_t *buffer, int raw, uint32_t sector, uint3
for (i = 0; i < num; i++) { for (i = 0; i < num; i++) {
success = cdi_read_sector(cdi, &buf[i * sector_size], raw, sector + i); success = cdi_read_sector(cdi, &buf[i * sector_size], raw, sector + i);
if (!success) if (!success)
break; break;
/* Based on the DOSBox patch, but check all 8 bytes and makes sure it's not an
audio track. */
if (raw && sector < cdi->tracks[0].length && !cdi->tracks[0].mode2 &&
(cdi->tracks[0].attr != AUDIO_TRACK) && *(uint64_t *) &(buf[i * sector_size + 2068]))
return 0;
} }
memcpy((void *) buffer, buf, buf_len); memcpy((void *) buffer, buf, buf_len);