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Note BCDness of msf_t

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rocky
2005-03-21 10:43:08 +00:00
parent 350c491346
commit 79780510e2
1 changed files with 7 additions and 2 deletions
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9
include/cdio/types.h
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@@ -1,5 +1,5 @@
/* /*
$Id: types.h,v 1.30 2005/03/19 06:42:24 rocky Exp $ $Id: types.h,v 1.31 2005/03/21 10:43:08 rocky Exp $
Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org> Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2002, 2003, 2004, 2005 Rocky Bernstein <rocky@panix.com> Copyright (C) 2002, 2003, 2004, 2005 Rocky Bernstein <rocky@panix.com>
@@ -177,12 +177,17 @@ extern "C" {
One CD-ROMs addressing scheme especially used in audio formats One CD-ROMs addressing scheme especially used in audio formats
(Red Book) is an address by minute, sector and frame which (Red Book) is an address by minute, sector and frame which
BCD-encoded in three bytes. An alternative format is an lba_t. BCD-encoded in three bytes. An alternative format is an lba_t.
Note: the fields in this structure are BCD encoded. Use
cdio_to_bcd8() or cdio_from_bcd8() to convert an integer into or
out of this format. The format specifier %x (not %d) can be used
if you need to format or print values in this structure.
@see lba_t @see lba_t
*/ */
PRAGMA_BEGIN_PACKED PRAGMA_BEGIN_PACKED
struct msf_s { struct msf_s {
uint8_t m, s, f; uint8_t m, s, f; /* BCD encoded! */
} GNUC_PACKED; } GNUC_PACKED;
PRAGMA_END_PACKED PRAGMA_END_PACKED