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-rw-r--r--deps/libchdr/cdrom.h216
1 files changed, 109 insertions, 107 deletions
diff --git a/deps/libchdr/cdrom.h b/deps/libchdr/cdrom.h
index 8a3341c..65aa182 100644
--- a/deps/libchdr/cdrom.h
+++ b/deps/libchdr/cdrom.h
@@ -1,107 +1,109 @@
-// license:BSD-3-Clause
-// copyright-holders:Aaron Giles
-/***************************************************************************
-
- cdrom.h
-
- Generic MAME cd-rom implementation
-
-***************************************************************************/
-
-#pragma once
-
-#ifndef __CDROM_H__
-#define __CDROM_H__
-
-#include <stdint.h>
-
-
-/***************************************************************************
- CONSTANTS
-***************************************************************************/
-
-// tracks are padded to a multiple of this many frames
-extern const uint32_t CD_TRACK_PADDING;
-
-#define CD_MAX_TRACKS (99) /* AFAIK the theoretical limit */
-#define CD_MAX_SECTOR_DATA (2352)
-#define CD_MAX_SUBCODE_DATA (96)
-
-#define CD_FRAME_SIZE (CD_MAX_SECTOR_DATA + CD_MAX_SUBCODE_DATA)
-#define CD_FRAMES_PER_HUNK (8)
-
-#define CD_METADATA_WORDS (1+(CD_MAX_TRACKS * 6))
-
-enum
-{
- CD_TRACK_MODE1 = 0, /* mode 1 2048 bytes/sector */
- CD_TRACK_MODE1_RAW, /* mode 1 2352 bytes/sector */
- CD_TRACK_MODE2, /* mode 2 2336 bytes/sector */
- CD_TRACK_MODE2_FORM1, /* mode 2 2048 bytes/sector */
- CD_TRACK_MODE2_FORM2, /* mode 2 2324 bytes/sector */
- CD_TRACK_MODE2_FORM_MIX, /* mode 2 2336 bytes/sector */
- CD_TRACK_MODE2_RAW, /* mode 2 2352 bytes / sector */
- CD_TRACK_AUDIO, /* redbook audio track 2352 bytes/sector (588 samples) */
-
- CD_TRACK_RAW_DONTCARE /* special flag for cdrom_read_data: just return me whatever is there */
-};
-
-enum
-{
- CD_SUB_NORMAL = 0, /* "cooked" 96 bytes per sector */
- CD_SUB_RAW, /* raw uninterleaved 96 bytes per sector */
- CD_SUB_NONE /* no subcode data stored */
-};
-
-#define CD_FLAG_GDROM 0x00000001 // disc is a GD-ROM, all tracks should be stored with GD-ROM metadata
-#define CD_FLAG_GDROMLE 0x00000002 // legacy GD-ROM, with little-endian CDDA data
-
-/***************************************************************************
- FUNCTION PROTOTYPES
-***************************************************************************/
-
-// ECC utilities
-int ecc_verify(const uint8_t *sector);
-void ecc_generate(uint8_t *sector);
-void ecc_clear(uint8_t *sector);
-
-
-
-/***************************************************************************
- INLINE FUNCTIONS
-***************************************************************************/
-
-static inline uint32_t msf_to_lba(uint32_t msf)
-{
- return ( ((msf&0x00ff0000)>>16) * 60 * 75) + (((msf&0x0000ff00)>>8) * 75) + ((msf&0x000000ff)>>0);
-}
-
-static inline uint32_t lba_to_msf(uint32_t lba)
-{
- uint8_t m, s, f;
-
- m = lba / (60 * 75);
- lba -= m * (60 * 75);
- s = lba / 75;
- f = lba % 75;
-
- return ((m / 10) << 20) | ((m % 10) << 16) |
- ((s / 10) << 12) | ((s % 10) << 8) |
- ((f / 10) << 4) | ((f % 10) << 0);
-}
-
-// segacd needs it like this.. investigate
-// Angelo also says PCE tracks often start playing at the
-// wrong address.. related?
-static inline uint32_t lba_to_msf_alt(int lba)
-{
- uint32_t ret = 0;
-
- ret |= ((lba / (60 * 75))&0xff)<<16;
- ret |= (((lba / 75) % 60)&0xff)<<8;
- ret |= ((lba % 75)&0xff)<<0;
-
- return ret;
-}
-
-#endif // __CDROM_H__
+/* license:BSD-3-Clause
+ * copyright-holders:Aaron Giles
+***************************************************************************
+
+ cdrom.h
+
+ Generic MAME cd-rom implementation
+
+***************************************************************************/
+
+#pragma once
+
+#ifndef __CDROM_H__
+#define __CDROM_H__
+
+#include <stdint.h>
+
+
+/***************************************************************************
+ CONSTANTS
+***************************************************************************/
+
+/* tracks are padded to a multiple of this many frames */
+extern const uint32_t CD_TRACK_PADDING;
+
+#define CD_MAX_TRACKS (99) /* AFAIK the theoretical limit */
+#define CD_MAX_SECTOR_DATA (2352)
+#define CD_MAX_SUBCODE_DATA (96)
+
+#define CD_FRAME_SIZE (CD_MAX_SECTOR_DATA + CD_MAX_SUBCODE_DATA)
+#define CD_FRAMES_PER_HUNK (8)
+
+#define CD_METADATA_WORDS (1+(CD_MAX_TRACKS * 6))
+
+enum
+{
+ CD_TRACK_MODE1 = 0, /* mode 1 2048 bytes/sector */
+ CD_TRACK_MODE1_RAW, /* mode 1 2352 bytes/sector */
+ CD_TRACK_MODE2, /* mode 2 2336 bytes/sector */
+ CD_TRACK_MODE2_FORM1, /* mode 2 2048 bytes/sector */
+ CD_TRACK_MODE2_FORM2, /* mode 2 2324 bytes/sector */
+ CD_TRACK_MODE2_FORM_MIX, /* mode 2 2336 bytes/sector */
+ CD_TRACK_MODE2_RAW, /* mode 2 2352 bytes / sector */
+ CD_TRACK_AUDIO, /* redbook audio track 2352 bytes/sector (588 samples) */
+
+ CD_TRACK_RAW_DONTCARE /* special flag for cdrom_read_data: just return me whatever is there */
+};
+
+enum
+{
+ CD_SUB_NORMAL = 0, /* "cooked" 96 bytes per sector */
+ CD_SUB_RAW, /* raw uninterleaved 96 bytes per sector */
+ CD_SUB_NONE /* no subcode data stored */
+};
+
+#define CD_FLAG_GDROM 0x00000001 /* disc is a GD-ROM, all tracks should be stored with GD-ROM metadata */
+#define CD_FLAG_GDROMLE 0x00000002 /* legacy GD-ROM, with little-endian CDDA data */
+
+/***************************************************************************
+ FUNCTION PROTOTYPES
+***************************************************************************/
+
+/* ECC utilities */
+int ecc_verify(const uint8_t *sector);
+void ecc_generate(uint8_t *sector);
+void ecc_clear(uint8_t *sector);
+
+
+
+/***************************************************************************
+ INLINE FUNCTIONS
+***************************************************************************/
+
+static inline uint32_t msf_to_lba(uint32_t msf)
+{
+ return ( ((msf&0x00ff0000)>>16) * 60 * 75) + (((msf&0x0000ff00)>>8) * 75) + ((msf&0x000000ff)>>0);
+}
+
+static inline uint32_t lba_to_msf(uint32_t lba)
+{
+ uint8_t m, s, f;
+
+ m = lba / (60 * 75);
+ lba -= m * (60 * 75);
+ s = lba / 75;
+ f = lba % 75;
+
+ return ((m / 10) << 20) | ((m % 10) << 16) |
+ ((s / 10) << 12) | ((s % 10) << 8) |
+ ((f / 10) << 4) | ((f % 10) << 0);
+}
+
+/**
+ * segacd needs it like this.. investigate
+ * Angelo also says PCE tracks often start playing at the
+ * wrong address.. related?
+ **/
+static inline uint32_t lba_to_msf_alt(int lba)
+{
+ uint32_t ret = 0;
+
+ ret |= ((lba / (60 * 75))&0xff)<<16;
+ ret |= (((lba / 75) % 60)&0xff)<<8;
+ ret |= ((lba % 75)&0xff)<<0;
+
+ return ret;
+}
+
+#endif /* __CDROM_H__ */
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