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Diffstat (limited to 'trunk/src/lib/util/harddisk.h')
-rw-r--r-- | trunk/src/lib/util/harddisk.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/trunk/src/lib/util/harddisk.h b/trunk/src/lib/util/harddisk.h new file mode 100644 index 00000000000..9f7c5f402e1 --- /dev/null +++ b/trunk/src/lib/util/harddisk.h @@ -0,0 +1,79 @@ +/*************************************************************************** + + harddisk.h + + Generic MAME hard disk implementation, with differencing files + +**************************************************************************** + + Copyright Aaron Giles + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are + met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + * Neither the name 'MAME' nor the names of its contributors may be + used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR + IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT, + INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + +***************************************************************************/ + +#pragma once + +#ifndef __HARDDISK_H__ +#define __HARDDISK_H__ + +#include "osdcore.h" +#include "chd.h" + + +/*************************************************************************** + TYPE DEFINITIONS +***************************************************************************/ + +typedef struct _hard_disk_file hard_disk_file; + +typedef struct _hard_disk_info hard_disk_info; +struct _hard_disk_info +{ + UINT32 cylinders; + UINT32 heads; + UINT32 sectors; + UINT32 sectorbytes; +}; + + + +/*************************************************************************** + FUNCTION PROTOTYPES +***************************************************************************/ + +hard_disk_file *hard_disk_open(chd_file *chd); +void hard_disk_close(hard_disk_file *file); + +chd_file *hard_disk_get_chd(hard_disk_file *file); +hard_disk_info *hard_disk_get_info(hard_disk_file *file); + +UINT32 hard_disk_read(hard_disk_file *file, UINT32 lbasector, void *buffer); +UINT32 hard_disk_write(hard_disk_file *file, UINT32 lbasector, const void *buffer); + +#endif /* __HARDDISK_H__ */ |