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Fix IOCTL_CDROM_RAW_READ ioctl.

This commit is contained in:
Vitaliy Margolen 2005-07-20 10:28:27 +00:00 committed by Alexandre Julliard
parent 7a1876e5ae
commit 1a7257e198
1 changed files with 21 additions and 6 deletions
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27
dlls/ntdll/cdrom.c
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@ -1343,17 +1343,32 @@ static NTSTATUS CDROM_RawRead(int fd, const RAW_READ_INFO* raw, void* buffer, DW
*/
#if defined(linux)
{
struct cdrom_read cdr;
struct cdrom_read_audio cdra;
struct cdrom_msf* msf;
int i;
LONGLONG t = ((LONGLONG)raw->DiskOffset.u.HighPart << 32) +
raw->DiskOffset.u.LowPart + CD_MSF_OFFSET;
switch (raw->TrackMode)
{
case YellowMode2:
if (raw->DiskOffset.u.HighPart) FIXME("Unsupported value\n");
cdr.cdread_lba = raw->DiskOffset.u.LowPart; /* FIXME ? */
cdr.cdread_bufaddr = buffer;
cdr.cdread_buflen = raw->SectorCount * sectSize;
io = ioctl(fd, CDROMREADMODE2, &cdr);
/* Linux reads only one sector at a time.
* ioctl CDROMREADMODE2 takes struct cdrom_msf as an argument
* on the contrary to what header comments state.
*/
for (i = 0; i < raw->SectorCount; i++, t += sectSize)
{
msf = (struct cdrom_msf*)buffer + i * sectSize;
msf->cdmsf_min0 = t / CD_FRAMES / CD_SECS;
msf->cdmsf_sec0 = t / CD_FRAMES % CD_SECS;
msf->cdmsf_frame0 = t % CD_FRAMES;
io = ioctl(fd, CDROMREADMODE2, msf);
if (io != 0)
{
*sz = sectSize * i;
return CDROM_GetStatusCode(io);
}
}
break;
case XAForm2:
FIXME("XAForm2: NIY\n");