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Move more of IoControl out of _win_32 and into win32ioctl.

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rocky
2004-02-05 03:02:16 +00:00
parent 3a1bbd984b
commit 6aebea8c75
3 changed files with 96 additions and 55 deletions
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55
lib/win32ioctl.c
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@@ -1,5 +1,5 @@
/*
$Id: win32ioctl.c,v 1.2 2004/02/04 11:08:10 rocky Exp $
$Id: win32ioctl.c,v 1.3 2004/02/05 03:02:16 rocky Exp $
Copyright (C) 2004 Rocky Bernstein <rocky@panix.com>
@@ -26,7 +26,7 @@
# include "config.h"
#endif
static const char _rcsid[] = "$Id: win32ioctl.c,v 1.2 2004/02/04 11:08:10 rocky Exp $";
static const char _rcsid[] = "$Id: win32ioctl.c,v 1.3 2004/02/05 03:02:16 rocky Exp $";
#include <cdio/cdio.h>
#include <cdio/sector.h>
@@ -247,18 +247,36 @@ win32ioctl_init_win32 (_img_private_t *env)
{
char psz_win32_drive[7];
unsigned int len=strlen(env->gen.source_name);
OSVERSIONINFO ov;
DWORD dwFlags;
cdio_debug("using winNT/2K/XP ioctl layer");
memset(&ov,0,sizeof(OSVERSIONINFO));
ov.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
GetVersionEx(&ov);
if((ov.dwPlatformId==VER_PLATFORM_WIN32_NT) &&
(ov.dwMajorVersion>4))
dwFlags = GENERIC_READ|GENERIC_WRITE; /* add gen write on W2k/XP */
else dwFlags = GENERIC_READ;
if (cdio_is_device_win32(env->gen.source_name)) {
sprintf( psz_win32_drive, "\\\\.\\%c:", env->gen.source_name[len-2] );
env->h_device_handle = CreateFile( psz_win32_drive, GENERIC_READ,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING,
FILE_FLAG_NO_BUFFERING |
FILE_FLAG_RANDOM_ACCESS, NULL );
return (env->h_device_handle == NULL) ? false : true;
env->h_device_handle = CreateFile( psz_win32_drive, dwFlags,
FILE_SHARE_READ, NULL, OPEN_EXISTING,
0, NULL );
if( env->h_device_handle == INVALID_HANDLE_VALUE )
{
/* No good. try toggle write. */
dwFlags ^= GENERIC_WRITE;
env->h_device_handle = CreateFile( psz_win32_drive, dwFlags,
FILE_SHARE_READ, NULL,
OPEN_EXISTING, 0, NULL );
return (env->h_device_handle == NULL) ? false : true;
}
return true;
}
return false;
}
@@ -335,4 +353,25 @@ win32ioctl_get_mcn (_img_private_t *env) {
return NULL;
}
/*!
Get the format (XA, DATA, AUDIO) of a track.
*/
track_format_t
win32ioctl_get_track_format(_img_private_t *env, track_t track_num)
{
/* This is pretty much copied from the "badly broken" cdrom_count_tracks
in linux/cdrom.c.
*/
if (env->tocent[track_num-1].Control & 0x04) {
if (env->tocent[track_num-1].Format == 0x10)
return TRACK_FORMAT_CDI;
else if (env->tocent[track_num-1].Format == 0x20)
return TRACK_FORMAT_XA;
else
return TRACK_FORMAT_DATA;
} else
return TRACK_FORMAT_AUDIO;
}
#endif /*HAVE_WIN32_CDROM*/